aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
author <jgarzik@pretzel.yyz.us>2005-06-04 17:54:39 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-06-04 17:54:39 -0400
commit2089a0d38bc9c2cdd084207ebf7082b18cf4bf58 (patch)
treeecdbd64b6587bab6f5c4dac03a0fd10f70cf3026
parent03d661d3d7dd2c20330d775c13157419049f1617 (diff)
parent0b2d7fea1c3893c3790e0b89c310ec1321f1b8c0 (diff)
Automatic merge of /spare/repo/netdev-2.6 branch skge
Diffstat
-rw-r--r--drivers/net/Kconfig12
-rw-r--r--drivers/net/Makefile1
-rw-r--r--drivers/net/skge.c3386
-rw-r--r--drivers/net/skge.h3005
4 files changed, 6404 insertions, 0 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 60e3b968553a..fa9f76c953dd 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1921,6 +1921,18 @@ config R8169_VLAN
1921 1921
1922 If in doubt, say Y. 1922 If in doubt, say Y.
1923 1923
1924config SKGE
1925 tristate "New SysKonnect GigaEthernet support (EXPERIMENTAL)"
1926 depends on PCI && EXPERIMENTAL
1927 select CRC32
1928 ---help---
1929 This driver support the Marvell Yukon or SysKonnect SK-98xx/SK-95xx
1930 and related Gigabit Ethernet adapters. It is a new smaller driver
1931 driver with better performance and more complete ethtool support.
1932
1933 It does not support the link failover and network management
1934 features that "portable" vendor supplied sk98lin driver does.
1935
1924config SK98LIN 1936config SK98LIN
1925 tristate "Marvell Yukon Chipset / SysKonnect SK-98xx Support" 1937 tristate "Marvell Yukon Chipset / SysKonnect SK-98xx Support"
1926 depends on PCI 1938 depends on PCI
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index a8a656718054..63c6d1e6d4d9 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -53,6 +53,7 @@ obj-$(CONFIG_FEALNX) += fealnx.o
53obj-$(CONFIG_TIGON3) += tg3.o 53obj-$(CONFIG_TIGON3) += tg3.o
54obj-$(CONFIG_BNX2) += bnx2.o 54obj-$(CONFIG_BNX2) += bnx2.o
55obj-$(CONFIG_TC35815) += tc35815.o 55obj-$(CONFIG_TC35815) += tc35815.o
56obj-$(CONFIG_SKGE) += skge.o
56obj-$(CONFIG_SK98LIN) += sk98lin/ 57obj-$(CONFIG_SK98LIN) += sk98lin/
57obj-$(CONFIG_SKFP) += skfp/ 58obj-$(CONFIG_SKFP) += skfp/
58obj-$(CONFIG_VIA_RHINE) += via-rhine.o 59obj-$(CONFIG_VIA_RHINE) += via-rhine.o
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
new file mode 100644
index 000000000000..30e8d589d167
--- /dev/null
+++ b/drivers/net/skge.c
@@ -0,0 +1,3386 @@
1/*
2 * New driver for Marvell Yukon chipset and SysKonnect Gigabit
3 * Ethernet adapters. Based on earlier sk98lin, e100 and
4 * FreeBSD if_sk drivers.
5 *
6 * This driver intentionally does not support all the features
7 * of the original driver such as link fail-over and link management because
8 * those should be done at higher levels.
9 *
10 * Copyright (C) 2004, Stephen Hemminger <shemminger@osdl.org>
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 */
26
27#include <linux/config.h>
28#include <linux/kernel.h>
29#include <linux/module.h>
30#include <linux/moduleparam.h>
31#include <linux/netdevice.h>
32#include <linux/etherdevice.h>
33#include <linux/ethtool.h>
34#include <linux/pci.h>
35#include <linux/if_vlan.h>
36#include <linux/ip.h>
37#include <linux/delay.h>
38#include <linux/crc32.h>
39#include <linux/dma-mapping.h>
40#include <asm/irq.h>
41
42#include "skge.h"
43
44#define DRV_NAME "skge"
45#define DRV_VERSION "0.6"
46#define PFX DRV_NAME " "
47
48#define DEFAULT_TX_RING_SIZE 128
49#define DEFAULT_RX_RING_SIZE 512
50#define MAX_TX_RING_SIZE 1024
51#define MAX_RX_RING_SIZE 4096
52#define PHY_RETRIES 1000
53#define ETH_JUMBO_MTU 9000
54#define TX_WATCHDOG (5 * HZ)
55#define NAPI_WEIGHT 64
56#define BLINK_HZ (HZ/4)
57#define LINK_POLL_HZ (HZ/10)
58
59MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver");
60MODULE_AUTHOR("Stephen Hemminger <shemminger@osdl.org>");
61MODULE_LICENSE("GPL");
62MODULE_VERSION(DRV_VERSION);
63
64static const u32 default_msg
65 = NETIF_MSG_DRV| NETIF_MSG_PROBE| NETIF_MSG_LINK
66 | NETIF_MSG_IFUP| NETIF_MSG_IFDOWN;
67
68static int debug = -1; /* defaults above */
69module_param(debug, int, 0);
70MODULE_PARM_DESC(debug, "Debug level (0=none,...,16=all)");
71
72static const struct pci_device_id skge_id_table[] = {
73 { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940,
74 PCI_ANY_ID, PCI_ANY_ID },
75 { PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B,
76 PCI_ANY_ID, PCI_ANY_ID },
77 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE,
78 PCI_ANY_ID, PCI_ANY_ID },
79 { PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU,
80 PCI_ANY_ID, PCI_ANY_ID },
81 { PCI_VENDOR_ID_SYSKONNECT, 0x9E00, /* SK-9Exx */
82 PCI_ANY_ID, PCI_ANY_ID },
83 { PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T,
84 PCI_ANY_ID, PCI_ANY_ID },
85 { PCI_VENDOR_ID_MARVELL, 0x4320, /* Gigabit Ethernet Controller */
86 PCI_ANY_ID, PCI_ANY_ID },
87 { PCI_VENDOR_ID_MARVELL, 0x5005, /* Marvell (11ab), Belkin */
88 PCI_ANY_ID, PCI_ANY_ID },
89 { PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD,
90 PCI_ANY_ID, PCI_ANY_ID },
91 { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032,
92 PCI_ANY_ID, PCI_ANY_ID },
93 { PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064,
94 PCI_ANY_ID, PCI_ANY_ID },
95 { 0 }
96};
97MODULE_DEVICE_TABLE(pci, skge_id_table);
98
99static int skge_up(struct net_device *dev);
100static int skge_down(struct net_device *dev);
101static void skge_tx_clean(struct skge_port *skge);
102static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
103static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val);
104static void genesis_get_stats(struct skge_port *skge, u64 *data);
105static void yukon_get_stats(struct skge_port *skge, u64 *data);
106static void yukon_init(struct skge_hw *hw, int port);
107static void yukon_reset(struct skge_hw *hw, int port);
108static void genesis_mac_init(struct skge_hw *hw, int port);
109static void genesis_reset(struct skge_hw *hw, int port);
110
111static const int txqaddr[] = { Q_XA1, Q_XA2 };
112static const int rxqaddr[] = { Q_R1, Q_R2 };
113static const u32 rxirqmask[] = { IS_R1_F, IS_R2_F };
114static const u32 txirqmask[] = { IS_XA1_F, IS_XA2_F };
115
116/* Don't need to look at whole 16K.
117 * last interesting register is descriptor poll timer.
118 */
119#define SKGE_REGS_LEN (29*128)
120
121static int skge_get_regs_len(struct net_device *dev)
122{
123 return SKGE_REGS_LEN;
124}
125
126/*
127 * Returns copy of control register region
128 * I/O region is divided into banks and certain regions are unreadable
129 */
130static void skge_get_regs(struct net_device *dev, struct ethtool_regs *regs,
131 void *p)
132{
133 const struct skge_port *skge = netdev_priv(dev);
134 unsigned long offs;
135 const void __iomem *io = skge->hw->regs;
136 static const unsigned long bankmap
137 = (1<<0) | (1<<2) | (1<<8) | (1<<9)
138 | (1<<12) | (1<<13) | (1<<14) | (1<<15) | (1<<16)
139 | (1<<17) | (1<<20) | (1<<21) | (1<<22) | (1<<23)
140 | (1<<24) | (1<<25) | (1<<26) | (1<<27) | (1<<28);
141
142 regs->version = 1;
143 for (offs = 0; offs < regs->len; offs += 128) {
144 u32 len = min_t(u32, 128, regs->len - offs);
145
146 if (bankmap & (1<<(offs/128)))
147 memcpy_fromio(p + offs, io + offs, len);
148 else
149 memset(p + offs, 0, len);
150 }
151}
152
153/* Wake on Lan only supported on Yukon chps with rev 1 or above */
154static int wol_supported(const struct skge_hw *hw)
155{
156 return !((hw->chip_id == CHIP_ID_GENESIS ||
157 (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0)));
158}
159
160static void skge_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
161{
162 struct skge_port *skge = netdev_priv(dev);
163
164 wol->supported = wol_supported(skge->hw) ? WAKE_MAGIC : 0;
165 wol->wolopts = skge->wol ? WAKE_MAGIC : 0;
166}
167
168static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
169{
170 struct skge_port *skge = netdev_priv(dev);
171 struct skge_hw *hw = skge->hw;
172
173 if(wol->wolopts != WAKE_MAGIC && wol->wolopts != 0)
174 return -EOPNOTSUPP;
175
176 if (wol->wolopts == WAKE_MAGIC && !wol_supported(hw))
177 return -EOPNOTSUPP;
178
179 skge->wol = wol->wolopts == WAKE_MAGIC;
180
181 if (skge->wol) {
182 memcpy_toio(hw->regs + WOL_MAC_ADDR, dev->dev_addr, ETH_ALEN);
183
184 skge_write16(hw, WOL_CTRL_STAT,
185 WOL_CTL_ENA_PME_ON_MAGIC_PKT |
186 WOL_CTL_ENA_MAGIC_PKT_UNIT);
187 } else
188 skge_write16(hw, WOL_CTRL_STAT, WOL_CTL_DEFAULT);
189
190 return 0;
191}
192
193
194static int skge_get_settings(struct net_device *dev,
195 struct ethtool_cmd *ecmd)
196{
197 struct skge_port *skge = netdev_priv(dev);
198 struct skge_hw *hw = skge->hw;
199
200 ecmd->transceiver = XCVR_INTERNAL;
201
202 if (iscopper(hw)) {
203 if (hw->chip_id == CHIP_ID_GENESIS)
204 ecmd->supported = SUPPORTED_1000baseT_Full
205 | SUPPORTED_1000baseT_Half
206 | SUPPORTED_Autoneg | SUPPORTED_TP;
207 else {
208 ecmd->supported = SUPPORTED_10baseT_Half
209 | SUPPORTED_10baseT_Full
210 | SUPPORTED_100baseT_Half
211 | SUPPORTED_100baseT_Full
212 | SUPPORTED_1000baseT_Half
213 | SUPPORTED_1000baseT_Full
214 | SUPPORTED_Autoneg| SUPPORTED_TP;
215
216 if (hw->chip_id == CHIP_ID_YUKON)
217 ecmd->supported &= ~SUPPORTED_1000baseT_Half;
218
219 else if (hw->chip_id == CHIP_ID_YUKON_FE)
220 ecmd->supported &= ~(SUPPORTED_1000baseT_Half
221 | SUPPORTED_1000baseT_Full);
222 }
223
224 ecmd->port = PORT_TP;
225 ecmd->phy_address = hw->phy_addr;
226 } else {
227 ecmd->supported = SUPPORTED_1000baseT_Full
228 | SUPPORTED_FIBRE
229 | SUPPORTED_Autoneg;
230
231 ecmd->port = PORT_FIBRE;
232 }
233
234 ecmd->advertising = skge->advertising;
235 ecmd->autoneg = skge->autoneg;
236 ecmd->speed = skge->speed;
237 ecmd->duplex = skge->duplex;
238 return 0;
239}
240
241static u32 skge_modes(const struct skge_hw *hw)
242{
243 u32 modes = ADVERTISED_Autoneg
244 | ADVERTISED_1000baseT_Full | ADVERTISED_1000baseT_Half
245 | ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half
246 | ADVERTISED_10baseT_Full | ADVERTISED_10baseT_Half;
247
248 if (iscopper(hw)) {
249 modes |= ADVERTISED_TP;
250 switch(hw->chip_id) {
251 case CHIP_ID_GENESIS:
252 modes &= ~(ADVERTISED_100baseT_Full
253 | ADVERTISED_100baseT_Half
254 | ADVERTISED_10baseT_Full
255 | ADVERTISED_10baseT_Half);
256 break;
257
258 case CHIP_ID_YUKON:
259 modes &= ~ADVERTISED_1000baseT_Half;
260 break;
261
262 case CHIP_ID_YUKON_FE:
263 modes &= ~(ADVERTISED_1000baseT_Half|ADVERTISED_1000baseT_Full);
264 break;
265 }
266 } else {
267 modes |= ADVERTISED_FIBRE;
268 modes &= ~ADVERTISED_1000baseT_Half;
269 }
270 return modes;
271}
272
273static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
274{
275 struct skge_port *skge = netdev_priv(dev);
276 const struct skge_hw *hw = skge->hw;
277
278 if (ecmd->autoneg == AUTONEG_ENABLE) {
279 if (ecmd->advertising & skge_modes(hw))
280 return -EINVAL;
281 } else {
282 switch(ecmd->speed) {
283 case SPEED_1000:
284 if (hw->chip_id == CHIP_ID_YUKON_FE)
285 return -EINVAL;
286 break;
287 case SPEED_100:
288 case SPEED_10:
289 if (iscopper(hw) || hw->chip_id == CHIP_ID_GENESIS)
290 return -EINVAL;
291 break;
292 default:
293 return -EINVAL;
294 }
295 }
296
297 skge->autoneg = ecmd->autoneg;
298 skge->speed = ecmd->speed;
299 skge->duplex = ecmd->duplex;
300 skge->advertising = ecmd->advertising;
301
302 if (netif_running(dev)) {
303 skge_down(dev);
304 skge_up(dev);
305 }
306 return (0);
307}
308
309static void skge_get_drvinfo(struct net_device *dev,
310 struct ethtool_drvinfo *info)
311{
312 struct skge_port *skge = netdev_priv(dev);
313
314 strcpy(info->driver, DRV_NAME);
315 strcpy(info->version, DRV_VERSION);
316 strcpy(info->fw_version, "N/A");
317 strcpy(info->bus_info, pci_name(skge->hw->pdev));
318}
319
320static const struct skge_stat {
321 char name[ETH_GSTRING_LEN];
322 u16 xmac_offset;
323 u16 gma_offset;
324} skge_stats[] = {
325 { "tx_bytes", XM_TXO_OK_HI, GM_TXO_OK_HI },
326 { "rx_bytes", XM_RXO_OK_HI, GM_RXO_OK_HI },
327
328 { "tx_broadcast", XM_TXF_BC_OK, GM_TXF_BC_OK },
329 { "rx_broadcast", XM_RXF_BC_OK, GM_RXF_BC_OK },
330 { "tx_multicast", XM_TXF_MC_OK, GM_TXF_MC_OK },
331 { "rx_multicast", XM_RXF_MC_OK, GM_RXF_MC_OK },
332 { "tx_unicast", XM_TXF_UC_OK, GM_TXF_UC_OK },
333 { "rx_unicast", XM_RXF_UC_OK, GM_RXF_UC_OK },
334 { "tx_mac_pause", XM_TXF_MPAUSE, GM_TXF_MPAUSE },
335 { "rx_mac_pause", XM_RXF_MPAUSE, GM_RXF_MPAUSE },
336
337 { "collisions", XM_TXF_SNG_COL, GM_TXF_SNG_COL },
338 { "multi_collisions", XM_TXF_MUL_COL, GM_TXF_MUL_COL },
339 { "aborted", XM_TXF_ABO_COL, GM_TXF_ABO_COL },
340 { "late_collision", XM_TXF_LAT_COL, GM_TXF_LAT_COL },
341 { "fifo_underrun", XM_TXE_FIFO_UR, GM_TXE_FIFO_UR },
342 { "fifo_overflow", XM_RXE_FIFO_OV, GM_RXE_FIFO_OV },
343
344 { "rx_toolong", XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
345 { "rx_jabber", XM_RXF_JAB_PKT, GM_RXF_JAB_PKT },
346 { "rx_runt", XM_RXE_RUNT, GM_RXE_FRAG },
347 { "rx_too_long", XM_RXF_LNG_ERR, GM_RXF_LNG_ERR },
348 { "rx_fcs_error", XM_RXF_FCS_ERR, GM_RXF_FCS_ERR },
349};
350
351static int skge_get_stats_count(struct net_device *dev)
352{
353 return ARRAY_SIZE(skge_stats);
354}
355
356static void skge_get_ethtool_stats(struct net_device *dev,
357 struct ethtool_stats *stats, u64 *data)
358{
359 struct skge_port *skge = netdev_priv(dev);
360
361 if (skge->hw->chip_id == CHIP_ID_GENESIS)
362 genesis_get_stats(skge, data);
363 else
364 yukon_get_stats(skge, data);
365}
366
367/* Use hardware MIB variables for critical path statistics and
368 * transmit feedback not reported at interrupt.
369 * Other errors are accounted for in interrupt handler.
370 */
371static struct net_device_stats *skge_get_stats(struct net_device *dev)
372{
373 struct skge_port *skge = netdev_priv(dev);
374 u64 data[ARRAY_SIZE(skge_stats)];
375
376 if (skge->hw->chip_id == CHIP_ID_GENESIS)
377 genesis_get_stats(skge, data);
378 else
379 yukon_get_stats(skge, data);
380
381 skge->net_stats.tx_bytes = data[0];
382 skge->net_stats.rx_bytes = data[1];
383 skge->net_stats.tx_packets = data[2] + data[4] + data[6];
384 skge->net_stats.rx_packets = data[3] + data[5] + data[7];
385 skge->net_stats.multicast = data[5] + data[7];
386 skge->net_stats.collisions = data[10];
387 skge->net_stats.tx_aborted_errors = data[12];
388
389 return &skge->net_stats;
390}
391
392static void skge_get_strings(struct net_device *dev, u32 stringset, u8 *data)
393{
394 int i;
395
396 switch(stringset) {
397 case ETH_SS_STATS:
398 for (i = 0; i < ARRAY_SIZE(skge_stats); i++)
399 memcpy(data + i * ETH_GSTRING_LEN,
400 skge_stats[i].name, ETH_GSTRING_LEN);
401 break;
402 }
403}
404
405static void skge_get_ring_param(struct net_device *dev,
406 struct ethtool_ringparam *p)
407{
408 struct skge_port *skge = netdev_priv(dev);
409
410 p->rx_max_pending = MAX_RX_RING_SIZE;
411 p->tx_max_pending = MAX_TX_RING_SIZE;
412 p->rx_mini_max_pending = 0;
413 p->rx_jumbo_max_pending = 0;
414
415 p->rx_pending = skge->rx_ring.count;
416 p->tx_pending = skge->tx_ring.count;
417 p->rx_mini_pending = 0;
418 p->rx_jumbo_pending = 0;
419}
420
421static int skge_set_ring_param(struct net_device *dev,
422 struct ethtool_ringparam *p)
423{
424 struct skge_port *skge = netdev_priv(dev);
425
426 if (p->rx_pending == 0 || p->rx_pending > MAX_RX_RING_SIZE ||
427 p->tx_pending == 0 || p->tx_pending > MAX_TX_RING_SIZE)
428 return -EINVAL;
429
430 skge->rx_ring.count = p->rx_pending;
431 skge->tx_ring.count = p->tx_pending;
432
433 if (netif_running(dev)) {
434 skge_down(dev);
435 skge_up(dev);
436 }
437
438 return 0;
439}
440
441static u32 skge_get_msglevel(struct net_device *netdev)
442{
443 struct skge_port *skge = netdev_priv(netdev);
444 return skge->msg_enable;
445}
446
447static void skge_set_msglevel(struct net_device *netdev, u32 value)
448{
449 struct skge_port *skge = netdev_priv(netdev);
450 skge->msg_enable = value;
451}
452
453static int skge_nway_reset(struct net_device *dev)
454{
455 struct skge_port *skge = netdev_priv(dev);
456 struct skge_hw *hw = skge->hw;
457 int port = skge->port;
458
459 if (skge->autoneg != AUTONEG_ENABLE || !netif_running(dev))
460 return -EINVAL;
461
462 spin_lock_bh(&hw->phy_lock);
463 if (hw->chip_id == CHIP_ID_GENESIS) {
464 genesis_reset(hw, port);
465 genesis_mac_init(hw, port);
466 } else {
467 yukon_reset(hw, port);
468 yukon_init(hw, port);
469 }
470 spin_unlock_bh(&hw->phy_lock);
471 return 0;
472}
473
474static int skge_set_sg(struct net_device *dev, u32 data)
475{
476 struct skge_port *skge = netdev_priv(dev);
477 struct skge_hw *hw = skge->hw;
478
479 if (hw->chip_id == CHIP_ID_GENESIS && data)
480 return -EOPNOTSUPP;
481 return ethtool_op_set_sg(dev, data);
482}
483
484static int skge_set_tx_csum(struct net_device *dev, u32 data)
485{
486 struct skge_port *skge = netdev_priv(dev);
487 struct skge_hw *hw = skge->hw;
488
489 if (hw->chip_id == CHIP_ID_GENESIS && data)
490 return -EOPNOTSUPP;
491
492 return ethtool_op_set_tx_csum(dev, data);
493}
494
495static u32 skge_get_rx_csum(struct net_device *dev)
496{
497 struct skge_port *skge = netdev_priv(dev);
498
499 return skge->rx_csum;
500}
501
502/* Only Yukon supports checksum offload. */
503static int skge_set_rx_csum(struct net_device *dev, u32 data)
504{
505 struct skge_port *skge = netdev_priv(dev);
506
507 if (skge->hw->chip_id == CHIP_ID_GENESIS && data)
508 return -EOPNOTSUPP;
509
510 skge->rx_csum = data;
511 return 0;
512}
513
514/* Only Yukon II supports TSO (not implemented yet) */
515static int skge_set_tso(struct net_device *dev, u32 data)
516{
517 if (data)
518 return -EOPNOTSUPP;
519 return 0;
520}
521
522static void skge_get_pauseparam(struct net_device *dev,
523 struct ethtool_pauseparam *ecmd)
524{
525 struct skge_port *skge = netdev_priv(dev);
526
527 ecmd->tx_pause = (skge->flow_control == FLOW_MODE_LOC_SEND)
528 || (skge->flow_control == FLOW_MODE_SYMMETRIC);
529 ecmd->rx_pause = (skge->flow_control == FLOW_MODE_REM_SEND)
530 || (skge->flow_control == FLOW_MODE_SYMMETRIC);
531
532 ecmd->autoneg = skge->autoneg;
533}
534
535static int skge_set_pauseparam(struct net_device *dev,
536 struct ethtool_pauseparam *ecmd)
537{
538 struct skge_port *skge = netdev_priv(dev);
539
540 skge->autoneg = ecmd->autoneg;
541 if (ecmd->rx_pause && ecmd->tx_pause)
542 skge->flow_control = FLOW_MODE_SYMMETRIC;
543 else if(ecmd->rx_pause && !ecmd->tx_pause)
544 skge->flow_control = FLOW_MODE_REM_SEND;
545 else if(!ecmd->rx_pause && ecmd->tx_pause)
546 skge->flow_control = FLOW_MODE_LOC_SEND;
547 else
548 skge->flow_control = FLOW_MODE_NONE;
549
550 if (netif_running(dev)) {
551 skge_down(dev);
552 skge_up(dev);
553 }
554 return 0;
555}
556
557/* Chip internal frequency for clock calculations */
558static inline u32 hwkhz(const struct skge_hw *hw)
559{
560 if (hw->chip_id == CHIP_ID_GENESIS)
561 return 53215; /* or: 53.125 MHz */
562 else if (hw->chip_id == CHIP_ID_YUKON_EC)
563 return 125000; /* or: 125.000 MHz */
564 else
565 return 78215; /* or: 78.125 MHz */
566}
567
568/* Chip hz to microseconds */
569static inline u32 skge_clk2usec(const struct skge_hw *hw, u32 ticks)
570{
571 return (ticks * 1000) / hwkhz(hw);
572}
573
574/* Microseconds to chip hz */
575static inline u32 skge_usecs2clk(const struct skge_hw *hw, u32 usec)
576{
577 return hwkhz(hw) * usec / 1000;
578}
579
580static int skge_get_coalesce(struct net_device *dev,
581 struct ethtool_coalesce *ecmd)
582{
583 struct skge_port *skge = netdev_priv(dev);
584 struct skge_hw *hw = skge->hw;
585 int port = skge->port;
586
587 ecmd->rx_coalesce_usecs = 0;
588 ecmd->tx_coalesce_usecs = 0;
589
590 if (skge_read32(hw, B2_IRQM_CTRL) & TIM_START) {
591 u32 delay = skge_clk2usec(hw, skge_read32(hw, B2_IRQM_INI));
592 u32 msk = skge_read32(hw, B2_IRQM_MSK);
593
594 if (msk & rxirqmask[port])
595 ecmd->rx_coalesce_usecs = delay;
596 if (msk & txirqmask[port])
597 ecmd->tx_coalesce_usecs = delay;
598 }
599
600 return 0;
601}
602
603/* Note: interrupt timer is per board, but can turn on/off per port */
604static int skge_set_coalesce(struct net_device *dev,
605 struct ethtool_coalesce *ecmd)
606{
607 struct skge_port *skge = netdev_priv(dev);
608 struct skge_hw *hw = skge->hw;
609 int port = skge->port;
610 u32 msk = skge_read32(hw, B2_IRQM_MSK);
611 u32 delay = 25;
612
613 if (ecmd->rx_coalesce_usecs == 0)
614 msk &= ~rxirqmask[port];
615 else if (ecmd->rx_coalesce_usecs < 25 ||
616 ecmd->rx_coalesce_usecs > 33333)
617 return -EINVAL;
618 else {
619 msk |= rxirqmask[port];
620 delay = ecmd->rx_coalesce_usecs;
621 }
622
623 if (ecmd->tx_coalesce_usecs == 0)
624 msk &= ~txirqmask[port];
625 else if (ecmd->tx_coalesce_usecs < 25 ||
626 ecmd->tx_coalesce_usecs > 33333)
627 return -EINVAL;
628 else {
629 msk |= txirqmask[port];
630 delay = min(delay, ecmd->rx_coalesce_usecs);
631 }
632
633 skge_write32(hw, B2_IRQM_MSK, msk);
634 if (msk == 0)
635 skge_write32(hw, B2_IRQM_CTRL, TIM_STOP);
636 else {
637 skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, delay));
638 skge_write32(hw, B2_IRQM_CTRL, TIM_START);
639 }
640 return 0;
641}
642
643static void skge_led_on(struct skge_hw *hw, int port)
644{
645 if (hw->chip_id == CHIP_ID_GENESIS) {
646 skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
647 skge_write8(hw, B0_LED, LED_STAT_ON);
648
649 skge_write8(hw, SKGEMAC_REG(port, RX_LED_TST), LED_T_ON);
650 skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 100);
651 skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
652
653 switch (hw->phy_type) {
654 case SK_PHY_BCOM:
655 skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
656 PHY_B_PEC_LED_ON);
657 break;
658 case SK_PHY_LONE:
659 skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
660 0x0800);
661 break;
662 default:
663 skge_write8(hw, SKGEMAC_REG(port, TX_LED_TST), LED_T_ON);
664 skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 100);
665 skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START);
666 }
667 } else {
668 skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
669 skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
670 PHY_M_LED_MO_DUP(MO_LED_ON) |
671 PHY_M_LED_MO_10(MO_LED_ON) |
672 PHY_M_LED_MO_100(MO_LED_ON) |
673 PHY_M_LED_MO_1000(MO_LED_ON) |
674 PHY_M_LED_MO_RX(MO_LED_ON));
675 }
676}
677
678static void skge_led_off(struct skge_hw *hw, int port)
679{
680 if (hw->chip_id == CHIP_ID_GENESIS) {
681 skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_OFF);
682 skge_write8(hw, B0_LED, LED_STAT_OFF);
683
684 skge_write32(hw, SKGEMAC_REG(port, RX_LED_VAL), 0);
685 skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_T_OFF);
686
687 switch (hw->phy_type) {
688 case SK_PHY_BCOM:
689 skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL,
690 PHY_B_PEC_LED_OFF);
691 break;
692 case SK_PHY_LONE:
693 skge_xm_phy_write(hw, port, PHY_LONE_LED_CFG,
694 PHY_L_LC_LEDT);
695 break;
696 default:
697 skge_write32(hw, SKGEMAC_REG(port, TX_LED_VAL), 0);
698 skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_T_OFF);
699 }
700 } else {
701 skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0);
702 skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER,
703 PHY_M_LED_MO_DUP(MO_LED_OFF) |
704 PHY_M_LED_MO_10(MO_LED_OFF) |
705 PHY_M_LED_MO_100(MO_LED_OFF) |
706 PHY_M_LED_MO_1000(MO_LED_OFF) |
707 PHY_M_LED_MO_RX(MO_LED_OFF));
708 }
709}
710
711static void skge_blink_timer(unsigned long data)
712{
713 struct skge_port *skge = (struct skge_port *) data;
714 struct skge_hw *hw = skge->hw;
715 unsigned long flags;
716
717 spin_lock_irqsave(&hw->phy_lock, flags);
718 if (skge->blink_on)
719 skge_led_on(hw, skge->port);
720 else
721 skge_led_off(hw, skge->port);
722 spin_unlock_irqrestore(&hw->phy_lock, flags);
723
724 skge->blink_on = !skge->blink_on;
725 mod_timer(&skge->led_blink, jiffies + BLINK_HZ);
726}
727
728/* blink LED's for finding board */
729static int skge_phys_id(struct net_device *dev, u32 data)
730{
731 struct skge_port *skge = netdev_priv(dev);
732
733 if(!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ))
734 data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ);
735
736 /* start blinking */
737 skge->blink_on = 1;
738 mod_timer(&skge->led_blink, jiffies+1);
739
740 msleep_interruptible(data * 1000);
741 del_timer_sync(&skge->led_blink);
742
743 skge_led_off(skge->hw, skge->port);
744
745 return 0;
746}
747
748static struct ethtool_ops skge_ethtool_ops = {
749 .get_settings = skge_get_settings,
750 .set_settings = skge_set_settings,
751 .get_drvinfo = skge_get_drvinfo,
752 .get_regs_len = skge_get_regs_len,
753 .get_regs = skge_get_regs,
754 .get_wol = skge_get_wol,
755 .set_wol = skge_set_wol,
756 .get_msglevel = skge_get_msglevel,
757 .set_msglevel = skge_set_msglevel,
758 .nway_reset = skge_nway_reset,
759 .get_link = ethtool_op_get_link,
760 .get_ringparam = skge_get_ring_param,
761 .set_ringparam = skge_set_ring_param,
762 .get_pauseparam = skge_get_pauseparam,
763 .set_pauseparam = skge_set_pauseparam,
764 .get_coalesce = skge_get_coalesce,
765 .set_coalesce = skge_set_coalesce,
766 .get_tso = ethtool_op_get_tso,
767 .set_tso = skge_set_tso,
768 .get_sg = ethtool_op_get_sg,
769 .set_sg = skge_set_sg,
770 .get_tx_csum = ethtool_op_get_tx_csum,
771 .set_tx_csum = skge_set_tx_csum,
772 .get_rx_csum = skge_get_rx_csum,
773 .set_rx_csum = skge_set_rx_csum,
774 .get_strings = skge_get_strings,
775 .phys_id = skge_phys_id,
776 .get_stats_count = skge_get_stats_count,
777 .get_ethtool_stats = skge_get_ethtool_stats,
778};
779
780/*
781 * Allocate ring elements and chain them together
782 * One-to-one association of board descriptors with ring elements
783 */
784static int skge_ring_alloc(struct skge_ring *ring, void *vaddr, u64 base)
785{
786 struct skge_tx_desc *d;
787 struct skge_element *e;
788 int i;
789
790 ring->start = kmalloc(sizeof(*e)*ring->count, GFP_KERNEL);
791 if (!ring->start)
792 return -ENOMEM;
793
794 for (i = 0, e = ring->start, d = vaddr; i < ring->count; i++, e++, d++) {
795 e->desc = d;
796 if (i == ring->count - 1) {
797 e->next = ring->start;
798 d->next_offset = base;
799 } else {
800 e->next = e + 1;
801 d->next_offset = base + (i+1) * sizeof(*d);
802 }
803 }
804 ring->to_use = ring->to_clean = ring->start;
805
806 return 0;
807}
808
809/* Setup buffer for receiving */
810static inline int skge_rx_alloc(struct skge_port *skge,
811 struct skge_element *e)
812{
813 unsigned long bufsize = skge->netdev->mtu + ETH_HLEN; /* VLAN? */
814 struct skge_rx_desc *rd = e->desc;
815 struct sk_buff *skb;
816 u64 map;
817
818 skb = dev_alloc_skb(bufsize + NET_IP_ALIGN);
819 if (unlikely(!skb)) {
820 printk(KERN_DEBUG PFX "%s: out of memory for receive\n",
821 skge->netdev->name);
822 return -ENOMEM;
823 }
824
825 skb->dev = skge->netdev;
826 skb_reserve(skb, NET_IP_ALIGN);
827
828 map = pci_map_single(skge->hw->pdev, skb->data, bufsize,
829 PCI_DMA_FROMDEVICE);
830
831 rd->dma_lo = map;
832 rd->dma_hi = map >> 32;
833 e->skb = skb;
834 rd->csum1_start = ETH_HLEN;
835 rd->csum2_start = ETH_HLEN;
836 rd->csum1 = 0;
837 rd->csum2 = 0;
838
839 wmb();
840
841 rd->control = BMU_OWN | BMU_STF | BMU_IRQ_EOF | BMU_TCP_CHECK | bufsize;
842 pci_unmap_addr_set(e, mapaddr, map);
843 pci_unmap_len_set(e, maplen, bufsize);
844 return 0;
845}
846
847/* Free all unused buffers in receive ring, assumes receiver stopped */
848static void skge_rx_clean(struct skge_port *skge)
849{
850 struct skge_hw *hw = skge->hw;
851 struct skge_ring *ring = &skge->rx_ring;
852 struct skge_element *e;
853
854 for (e = ring->to_clean; e != ring->to_use; e = e->next) {
855 struct skge_rx_desc *rd = e->desc;
856 rd->control = 0;
857
858 pci_unmap_single(hw->pdev,
859 pci_unmap_addr(e, mapaddr),
860 pci_unmap_len(e, maplen),
861 PCI_DMA_FROMDEVICE);
862 dev_kfree_skb(e->skb);
863 e->skb = NULL;
864 }
865 ring->to_clean = e;
866}
867
868/* Allocate buffers for receive ring
869 * For receive: to_use is refill location
870 * to_clean is next received frame.
871 *
872 * if (to_use == to_clean)
873 * then ring all frames in ring need buffers
874 * if (to_use->next == to_clean)
875 * then ring all frames in ring have buffers
876 */
877static int skge_rx_fill(struct skge_port *skge)
878{
879 struct skge_ring *ring = &skge->rx_ring;
880 struct skge_element *e;
881 int ret = 0;
882
883 for (e = ring->to_use; e->next != ring->to_clean; e = e->next) {
884 if (skge_rx_alloc(skge, e)) {
885 ret = 1;
886 break;
887 }
888
889 }
890 ring->to_use = e;
891
892 return ret;
893}
894
895static void skge_link_up(struct skge_port *skge)
896{
897 netif_carrier_on(skge->netdev);
898 if (skge->tx_avail > MAX_SKB_FRAGS + 1)
899 netif_wake_queue(skge->netdev);
900
901 if (netif_msg_link(skge))
902 printk(KERN_INFO PFX
903 "%s: Link is up at %d Mbps, %s duplex, flow control %s\n",
904 skge->netdev->name, skge->speed,
905 skge->duplex == DUPLEX_FULL ? "full" : "half",
906 (skge->flow_control == FLOW_MODE_NONE) ? "none" :
907 (skge->flow_control == FLOW_MODE_LOC_SEND) ? "tx only" :
908 (skge->flow_control == FLOW_MODE_REM_SEND) ? "rx only" :
909 (skge->flow_control == FLOW_MODE_SYMMETRIC) ? "tx and rx" :
910 "unknown");
911}
912
913static void skge_link_down(struct skge_port *skge)
914{
915 netif_carrier_off(skge->netdev);
916 netif_stop_queue(skge->netdev);
917
918 if (netif_msg_link(skge))
919 printk(KERN_INFO PFX "%s: Link is down.\n", skge->netdev->name);
920}
921
922static u16 skge_xm_phy_read(struct skge_hw *hw, int port, u16 reg)
923{
924 int i;
925 u16 v;
926
927 skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
928 v = skge_xm_read16(hw, port, XM_PHY_DATA);
929 if (hw->phy_type != SK_PHY_XMAC) {
930 for (i = 0; i < PHY_RETRIES; i++) {
931 udelay(1);
932 if (skge_xm_read16(hw, port, XM_MMU_CMD)
933 & XM_MMU_PHY_RDY)
934 goto ready;
935 }
936
937 printk(KERN_WARNING PFX "%s: phy read timed out\n",
938 hw->dev[port]->name);
939 return 0;
940 ready:
941 v = skge_xm_read16(hw, port, XM_PHY_DATA);
942 }
943
944 return v;
945}
946
947static void skge_xm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
948{
949 int i;
950
951 skge_xm_write16(hw, port, XM_PHY_ADDR, reg | hw->phy_addr);
952 for (i = 0; i < PHY_RETRIES; i++) {
953 if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
954 goto ready;
955 cpu_relax();
956 }
957 printk(KERN_WARNING PFX "%s: phy write failed to come ready\n",
958 hw->dev[port]->name);
959
960
961 ready:
962 skge_xm_write16(hw, port, XM_PHY_DATA, val);
963 for (i = 0; i < PHY_RETRIES; i++) {
964 udelay(1);
965 if (!(skge_xm_read16(hw, port, XM_MMU_CMD) & XM_MMU_PHY_BUSY))
966 return;
967 }
968 printk(KERN_WARNING PFX "%s: phy write timed out\n",
969 hw->dev[port]->name);
970}
971
972static void genesis_init(struct skge_hw *hw)
973{
974 /* set blink source counter */
975 skge_write32(hw, B2_BSC_INI, (SK_BLK_DUR * SK_FACT_53) / 100);
976 skge_write8(hw, B2_BSC_CTRL, BSC_START);
977
978 /* configure mac arbiter */
979 skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
980
981 /* configure mac arbiter timeout values */
982 skge_write8(hw, B3_MA_TOINI_RX1, SK_MAC_TO_53);
983 skge_write8(hw, B3_MA_TOINI_RX2, SK_MAC_TO_53);
984 skge_write8(hw, B3_MA_TOINI_TX1, SK_MAC_TO_53);
985 skge_write8(hw, B3_MA_TOINI_TX2, SK_MAC_TO_53);
986
987 skge_write8(hw, B3_MA_RCINI_RX1, 0);
988 skge_write8(hw, B3_MA_RCINI_RX2, 0);
989 skge_write8(hw, B3_MA_RCINI_TX1, 0);
990 skge_write8(hw, B3_MA_RCINI_TX2, 0);
991
992 /* configure packet arbiter timeout */
993 skge_write16(hw, B3_PA_CTRL, PA_RST_CLR);
994 skge_write16(hw, B3_PA_TOINI_RX1, SK_PKT_TO_MAX);
995 skge_write16(hw, B3_PA_TOINI_TX1, SK_PKT_TO_MAX);
996 skge_write16(hw, B3_PA_TOINI_RX2, SK_PKT_TO_MAX);
997 skge_write16(hw, B3_PA_TOINI_TX2, SK_PKT_TO_MAX);
998}
999
1000static void genesis_reset(struct skge_hw *hw, int port)
1001{
1002 int i;
1003 u64 zero = 0;
1004
1005 /* reset the statistics module */
1006 skge_xm_write32(hw, port, XM_GP_PORT, XM_GP_RES_STAT);
1007 skge_xm_write16(hw, port, XM_IMSK, 0xffff); /* disable XMAC IRQs */
1008 skge_xm_write32(hw, port, XM_MODE, 0); /* clear Mode Reg */
1009 skge_xm_write16(hw, port, XM_TX_CMD, 0); /* reset TX CMD Reg */
1010 skge_xm_write16(hw, port, XM_RX_CMD, 0); /* reset RX CMD Reg */
1011
1012 /* disable all PHY IRQs */
1013 if (hw->phy_type == SK_PHY_BCOM)
1014 skge_xm_write16(hw, port, PHY_BCOM_INT_MASK, 0xffff);
1015
1016 skge_xm_outhash(hw, port, XM_HSM, (u8 *) &zero);
1017 for (i = 0; i < 15; i++)
1018 skge_xm_outaddr(hw, port, XM_EXM(i), (u8 *) &zero);
1019 skge_xm_outhash(hw, port, XM_SRC_CHK, (u8 *) &zero);
1020}
1021
1022
1023static void genesis_mac_init(struct skge_hw *hw, int port)
1024{
1025 struct skge_port *skge = netdev_priv(hw->dev[port]);
1026 int i;
1027 u32 r;
1028 u16 id1;
1029 u16 ctrl1, ctrl2, ctrl3, ctrl4, ctrl5;
1030
1031 /* magic workaround patterns for Broadcom */
1032 static const struct {
1033 u16 reg;
1034 u16 val;
1035 } A1hack[] = {
1036 { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1104 },
1037 { 0x17, 0x0013 }, { 0x15, 0x0404 }, { 0x17, 0x8006 },
1038 { 0x15, 0x0132 }, { 0x17, 0x8006 }, { 0x15, 0x0232 },
1039 { 0x17, 0x800D }, { 0x15, 0x000F }, { 0x18, 0x0420 },
1040 }, C0hack[] = {
1041 { 0x18, 0x0c20 }, { 0x17, 0x0012 }, { 0x15, 0x1204 },
1042 { 0x17, 0x0013 }, { 0x15, 0x0A04 }, { 0x18, 0x0420 },
1043 };
1044
1045
1046 /* initialize Rx, Tx and Link LED */
1047 skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_ON);
1048 skge_write8(hw, SKGEMAC_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON);
1049
1050 skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_START);
1051 skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_START);
1052
1053 /* Unreset the XMAC. */
1054 skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST);
1055
1056 /*
1057 * Perform additional initialization for external PHYs,
1058 * namely for the 1000baseTX cards that use the XMAC's
1059 * GMII mode.
1060 */
1061 spin_lock_bh(&hw->phy_lock);
1062 if (hw->phy_type != SK_PHY_XMAC) {
1063 /* Take PHY out of reset. */
1064 r = skge_read32(hw, B2_GP_IO);
1065 if (port == 0)
1066 r |= GP_DIR_0|GP_IO_0;
1067 else
1068 r |= GP_DIR_2|GP_IO_2;
1069
1070 skge_write32(hw, B2_GP_IO, r);
1071 skge_read32(hw, B2_GP_IO);
1072
1073 /* Enable GMII mode on the XMAC. */
1074 skge_xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD);
1075
1076 id1 = skge_xm_phy_read(hw, port, PHY_XMAC_ID1);
1077
1078 /* Optimize MDIO transfer by suppressing preamble. */
1079 skge_xm_write16(hw, port, XM_MMU_CMD,
1080 skge_xm_read16(hw, port, XM_MMU_CMD)
1081 | XM_MMU_NO_PRE);
1082
1083 if (id1 == PHY_BCOM_ID1_C0) {
1084 /*
1085 * Workaround BCOM Errata for the C0 type.
1086 * Write magic patterns to reserved registers.
1087 */
1088 for (i = 0; i < ARRAY_SIZE(C0hack); i++)
1089 skge_xm_phy_write(hw, port,
1090 C0hack[i].reg, C0hack[i].val);
1091
1092 } else if (id1 == PHY_BCOM_ID1_A1) {
1093 /*
1094 * Workaround BCOM Errata for the A1 type.
1095 * Write magic patterns to reserved registers.
1096 */
1097 for (i = 0; i < ARRAY_SIZE(A1hack); i++)
1098 skge_xm_phy_write(hw, port,
1099 A1hack[i].reg, A1hack[i].val);
1100 }
1101
1102 /*
1103 * Workaround BCOM Errata (#10523) for all BCom PHYs.
1104 * Disable Power Management after reset.
1105 */
1106 r = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL);
1107 skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL, r | PHY_B_AC_DIS_PM);
1108 }
1109
1110 /* Dummy read */
1111 skge_xm_read16(hw, port, XM_ISRC);
1112
1113 r = skge_xm_read32(hw, port, XM_MODE);
1114 skge_xm_write32(hw, port, XM_MODE, r|XM_MD_CSA);
1115
1116 /* We don't need the FCS appended to the packet. */
1117 r = skge_xm_read16(hw, port, XM_RX_CMD);
1118 skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_STRIP_FCS);
1119
1120 /* We want short frames padded to 60 bytes. */
1121 r = skge_xm_read16(hw, port, XM_TX_CMD);
1122 skge_xm_write16(hw, port, XM_TX_CMD, r | XM_TX_AUTO_PAD);
1123
1124 /*
1125 * Enable the reception of all error frames. This is is
1126 * a necessary evil due to the design of the XMAC. The
1127 * XMAC's receive FIFO is only 8K in size, however jumbo
1128 * frames can be up to 9000 bytes in length. When bad
1129 * frame filtering is enabled, the XMAC's RX FIFO operates
1130 * in 'store and forward' mode. For this to work, the
1131 * entire frame has to fit into the FIFO, but that means
1132 * that jumbo frames larger than 8192 bytes will be
1133 * truncated. Disabling all bad frame filtering causes
1134 * the RX FIFO to operate in streaming mode, in which
1135 * case the XMAC will start transfering frames out of the
1136 * RX FIFO as soon as the FIFO threshold is reached.
1137 */
1138 r = skge_xm_read32(hw, port, XM_MODE);
1139 skge_xm_write32(hw, port, XM_MODE,
1140 XM_MD_RX_CRCE|XM_MD_RX_LONG|XM_MD_RX_RUNT|
1141 XM_MD_RX_ERR|XM_MD_RX_IRLE);
1142
1143 skge_xm_outaddr(hw, port, XM_SA, hw->dev[port]->dev_addr);
1144 skge_xm_outaddr(hw, port, XM_EXM(0), hw->dev[port]->dev_addr);
1145
1146 /*
1147 * Bump up the transmit threshold. This helps hold off transmit
1148 * underruns when we're blasting traffic from both ports at once.
1149 */
1150 skge_xm_write16(hw, port, XM_TX_THR, 512);
1151
1152 /* Configure MAC arbiter */
1153 skge_write16(hw, B3_MA_TO_CTRL, MA_RST_CLR);
1154
1155 /* configure timeout values */
1156 skge_write8(hw, B3_MA_TOINI_RX1, 72);
1157 skge_write8(hw, B3_MA_TOINI_RX2, 72);
1158 skge_write8(hw, B3_MA_TOINI_TX1, 72);
1159 skge_write8(hw, B3_MA_TOINI_TX2, 72);
1160
1161 skge_write8(hw, B3_MA_RCINI_RX1, 0);
1162 skge_write8(hw, B3_MA_RCINI_RX2, 0);
1163 skge_write8(hw, B3_MA_RCINI_TX1, 0);
1164 skge_write8(hw, B3_MA_RCINI_TX2, 0);
1165
1166 /* Configure Rx MAC FIFO */
1167 skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_CLR);
1168 skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_TIM_PAT);
1169 skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_ENA_OP_MD);
1170
1171 /* Configure Tx MAC FIFO */
1172 skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_CLR);
1173 skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_TX_CTRL_DEF);
1174 skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_ENA_OP_MD);
1175
1176 if (hw->dev[port]->mtu > ETH_DATA_LEN) {
1177 /* Enable frame flushing if jumbo frames used */
1178 skge_write16(hw, SKGEMAC_REG(port,RX_MFF_CTRL1), MFF_ENA_FLUSH);
1179 } else {
1180 /* enable timeout timers if normal frames */
1181 skge_write16(hw, B3_PA_CTRL,
1182 port == 0 ? PA_ENA_TO_TX1 : PA_ENA_TO_TX2);
1183 }
1184
1185
1186 r = skge_xm_read16(hw, port, XM_RX_CMD);
1187 if (hw->dev[port]->mtu > ETH_DATA_LEN)
1188 skge_xm_write16(hw, port, XM_RX_CMD, r | XM_RX_BIG_PK_OK);
1189 else
1190 skge_xm_write16(hw, port, XM_RX_CMD, r & ~(XM_RX_BIG_PK_OK));
1191
1192 switch (hw->phy_type) {
1193 case SK_PHY_XMAC:
1194 if (skge->autoneg == AUTONEG_ENABLE) {
1195 ctrl1 = PHY_X_AN_FD | PHY_X_AN_HD;
1196
1197 switch (skge->flow_control) {
1198 case FLOW_MODE_NONE:
1199 ctrl1 |= PHY_X_P_NO_PAUSE;
1200 break;
1201 case FLOW_MODE_LOC_SEND:
1202 ctrl1 |= PHY_X_P_ASYM_MD;
1203 break;
1204 case FLOW_MODE_SYMMETRIC:
1205 ctrl1 |= PHY_X_P_SYM_MD;
1206 break;
1207 case FLOW_MODE_REM_SEND:
1208 ctrl1 |= PHY_X_P_BOTH_MD;
1209 break;
1210 }
1211
1212 skge_xm_phy_write(hw, port, PHY_XMAC_AUNE_ADV, ctrl1);
1213 ctrl2 = PHY_CT_ANE | PHY_CT_RE_CFG;
1214 } else {
1215 ctrl2 = 0;
1216 if (skge->duplex == DUPLEX_FULL)
1217 ctrl2 |= PHY_CT_DUP_MD;
1218 }
1219
1220 skge_xm_phy_write(hw, port, PHY_XMAC_CTRL, ctrl2);
1221 break;
1222
1223 case SK_PHY_BCOM:
1224 ctrl1 = PHY_CT_SP1000;
1225 ctrl2 = 0;
1226 ctrl3 = PHY_SEL_TYPE;
1227 ctrl4 = PHY_B_PEC_EN_LTR;
1228 ctrl5 = PHY_B_AC_TX_TST;
1229
1230 if (skge->autoneg == AUTONEG_ENABLE) {
1231 /*
1232 * Workaround BCOM Errata #1 for the C5 type.
1233 * 1000Base-T Link Acquisition Failure in Slave Mode
1234 * Set Repeater/DTE bit 10 of the 1000Base-T Control Register
1235 */
1236 ctrl2 |= PHY_B_1000C_RD;
1237 if (skge->advertising & ADVERTISED_1000baseT_Half)
1238 ctrl2 |= PHY_B_1000C_AHD;
1239 if (skge->advertising & ADVERTISED_1000baseT_Full)
1240 ctrl2 |= PHY_B_1000C_AFD;
1241
1242 /* Set Flow-control capabilities */
1243 switch (skge->flow_control) {
1244 case FLOW_MODE_NONE:
1245 ctrl3 |= PHY_B_P_NO_PAUSE;
1246 break;
1247 case FLOW_MODE_LOC_SEND:
1248 ctrl3 |= PHY_B_P_ASYM_MD;
1249 break;
1250 case FLOW_MODE_SYMMETRIC:
1251 ctrl3 |= PHY_B_P_SYM_MD;
1252 break;
1253 case FLOW_MODE_REM_SEND:
1254 ctrl3 |= PHY_B_P_BOTH_MD;
1255 break;
1256 }
1257
1258 /* Restart Auto-negotiation */
1259 ctrl1 |= PHY_CT_ANE | PHY_CT_RE_CFG;
1260 } else {
1261 if (skge->duplex == DUPLEX_FULL)
1262 ctrl1 |= PHY_CT_DUP_MD;
1263
1264 ctrl2 |= PHY_B_1000C_MSE; /* set it to Slave */
1265 }
1266
1267 skge_xm_phy_write(hw, port, PHY_BCOM_1000T_CTRL, ctrl2);
1268 skge_xm_phy_write(hw, port, PHY_BCOM_AUNE_ADV, ctrl3);
1269
1270 if (skge->netdev->mtu > ETH_DATA_LEN) {
1271 ctrl4 |= PHY_B_PEC_HIGH_LA;
1272 ctrl5 |= PHY_B_AC_LONG_PACK;
1273
1274 skge_xm_phy_write(hw, port,PHY_BCOM_AUX_CTRL, ctrl5);
1275 }
1276
1277 skge_xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, ctrl4);
1278 skge_xm_phy_write(hw, port, PHY_BCOM_CTRL, ctrl1);
1279 break;
1280 }
1281 spin_unlock_bh(&hw->phy_lock);
1282
1283 /* Clear MIB counters */
1284 skge_xm_write16(hw, port, XM_STAT_CMD,
1285 XM_SC_CLR_RXC | XM_SC_CLR_TXC);
1286 /* Clear two times according to Errata #3 */
1287 skge_xm_write16(hw, port, XM_STAT_CMD,
1288 XM_SC_CLR_RXC | XM_SC_CLR_TXC);
1289
1290 /* Start polling for link status */
1291 mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
1292}
1293
1294static void genesis_stop(struct skge_port *skge)
1295{
1296 struct skge_hw *hw = skge->hw;
1297 int port = skge->port;
1298
1299 /* Clear Tx packet arbiter timeout IRQ */
1300 skge_write16(hw, B3_PA_CTRL,
1301 port == 0 ? PA_CLR_TO_TX1 : PA_CLR_TO_TX2);
1302
1303 /*
1304 * If the transfer stucks at the MAC the STOP command will not
1305 * terminate if we don't flush the XMAC's transmit FIFO !
1306 */
1307 skge_xm_write32(hw, port, XM_MODE,
1308 skge_xm_read32(hw, port, XM_MODE)|XM_MD_FTF);
1309
1310
1311 /* Reset the MAC */
1312 skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1), MFF_SET_MAC_RST);
1313
1314 /* For external PHYs there must be special handling */
1315 if (hw->phy_type != SK_PHY_XMAC) {
1316 u32 reg = skge_read32(hw, B2_GP_IO);
1317
1318 if (port == 0) {
1319 reg |= GP_DIR_0;
1320 reg &= ~GP_IO_0;
1321 } else {
1322 reg |= GP_DIR_2;
1323 reg &= ~GP_IO_2;
1324 }
1325 skge_write32(hw, B2_GP_IO, reg);
1326 skge_read32(hw, B2_GP_IO);
1327 }
1328
1329 skge_xm_write16(hw, port, XM_MMU_CMD,
1330 skge_xm_read16(hw, port, XM_MMU_CMD)
1331 & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
1332
1333 skge_xm_read16(hw, port, XM_MMU_CMD);
1334}
1335
1336
1337static void genesis_get_stats(struct skge_port *skge, u64 *data)
1338{
1339 struct skge_hw *hw = skge->hw;
1340 int port = skge->port;
1341 int i;
1342 unsigned long timeout = jiffies + HZ;
1343
1344 skge_xm_write16(hw, port,
1345 XM_STAT_CMD, XM_SC_SNP_TXC | XM_SC_SNP_RXC);
1346
1347 /* wait for update to complete */
1348 while (skge_xm_read16(hw, port, XM_STAT_CMD)
1349 & (XM_SC_SNP_TXC | XM_SC_SNP_RXC)) {
1350 if (time_after(jiffies, timeout))
1351 break;
1352 udelay(10);
1353 }
1354
1355 /* special case for 64 bit octet counter */
1356 data[0] = (u64) skge_xm_read32(hw, port, XM_TXO_OK_HI) << 32
1357 | skge_xm_read32(hw, port, XM_TXO_OK_LO);
1358 data[1] = (u64) skge_xm_read32(hw, port, XM_RXO_OK_HI) << 32
1359 | skge_xm_read32(hw, port, XM_RXO_OK_LO);
1360
1361 for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
1362 data[i] = skge_xm_read32(hw, port, skge_stats[i].xmac_offset);
1363}
1364
1365static void genesis_mac_intr(struct skge_hw *hw, int port)
1366{
1367 struct skge_port *skge = netdev_priv(hw->dev[port]);
1368 u16 status = skge_xm_read16(hw, port, XM_ISRC);
1369
1370 pr_debug("genesis_intr status %x\n", status);
1371 if (hw->phy_type == SK_PHY_XMAC) {
1372 /* LInk down, start polling for state change */
1373 if (status & XM_IS_INP_ASS) {
1374 skge_xm_write16(hw, port, XM_IMSK,
1375 skge_xm_read16(hw, port, XM_IMSK) | XM_IS_INP_ASS);
1376 mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
1377 }
1378 else if (status & XM_IS_AND)
1379 mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
1380 }
1381
1382 if (status & XM_IS_TXF_UR) {
1383 skge_xm_write32(hw, port, XM_MODE, XM_MD_FTF);
1384 ++skge->net_stats.tx_fifo_errors;
1385 }
1386 if (status & XM_IS_RXF_OV) {
1387 skge_xm_write32(hw, port, XM_MODE, XM_MD_FRF);
1388 ++skge->net_stats.rx_fifo_errors;
1389 }
1390}
1391
1392static void skge_gm_phy_write(struct skge_hw *hw, int port, u16 reg, u16 val)
1393{
1394 int i;
1395
1396 skge_gma_write16(hw, port, GM_SMI_DATA, val);
1397 skge_gma_write16(hw, port, GM_SMI_CTRL,
1398 GM_SMI_CT_PHY_AD(hw->phy_addr) | GM_SMI_CT_REG_AD(reg));
1399 for (i = 0; i < PHY_RETRIES; i++) {
1400 udelay(1);
1401
1402 if (!(skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_BUSY))
1403 break;
1404 }
1405}
1406
1407static u16 skge_gm_phy_read(struct skge_hw *hw, int port, u16 reg)
1408{
1409 int i;
1410
1411 skge_gma_write16(hw, port, GM_SMI_CTRL,
1412 GM_SMI_CT_PHY_AD(hw->phy_addr)
1413 | GM_SMI_CT_REG_AD(reg) | GM_SMI_CT_OP_RD);
1414
1415 for (i = 0; i < PHY_RETRIES; i++) {
1416 udelay(1);
1417 if (skge_gma_read16(hw, port, GM_SMI_CTRL) & GM_SMI_CT_RD_VAL)
1418 goto ready;
1419 }
1420
1421 printk(KERN_WARNING PFX "%s: phy read timeout\n",
1422 hw->dev[port]->name);
1423 return 0;
1424 ready:
1425 return skge_gma_read16(hw, port, GM_SMI_DATA);
1426}
1427
1428static void genesis_link_down(struct skge_port *skge)
1429{
1430 struct skge_hw *hw = skge->hw;
1431 int port = skge->port;
1432
1433 pr_debug("genesis_link_down\n");
1434
1435 skge_xm_write16(hw, port, XM_MMU_CMD,
1436 skge_xm_read16(hw, port, XM_MMU_CMD)
1437 & ~(XM_MMU_ENA_RX | XM_MMU_ENA_TX));
1438
1439 /* dummy read to ensure writing */
1440 (void) skge_xm_read16(hw, port, XM_MMU_CMD);
1441
1442 skge_link_down(skge);
1443}
1444
1445static void genesis_link_up(struct skge_port *skge)
1446{
1447 struct skge_hw *hw = skge->hw;
1448 int port = skge->port;
1449 u16 cmd;
1450 u32 mode, msk;
1451
1452 pr_debug("genesis_link_up\n");
1453 cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
1454
1455 /*
1456 * enabling pause frame reception is required for 1000BT
1457 * because the XMAC is not reset if the link is going down
1458 */
1459 if (skge->flow_control == FLOW_MODE_NONE ||
1460 skge->flow_control == FLOW_MODE_LOC_SEND)
1461 cmd |= XM_MMU_IGN_PF;
1462 else
1463 /* Enable Pause Frame Reception */
1464 cmd &= ~XM_MMU_IGN_PF;
1465
1466 skge_xm_write16(hw, port, XM_MMU_CMD, cmd);
1467
1468 mode = skge_xm_read32(hw, port, XM_MODE);
1469 if (skge->flow_control == FLOW_MODE_SYMMETRIC ||
1470 skge->flow_control == FLOW_MODE_LOC_SEND) {
1471 /*
1472 * Configure Pause Frame Generation
1473 * Use internal and external Pause Frame Generation.
1474 * Sending pause frames is edge triggered.
1475 * Send a Pause frame with the maximum pause time if
1476 * internal oder external FIFO full condition occurs.
1477 * Send a zero pause time frame to re-start transmission.
1478 */
1479 /* XM_PAUSE_DA = '010000C28001' (default) */
1480 /* XM_MAC_PTIME = 0xffff (maximum) */
1481 /* remember this value is defined in big endian (!) */
1482 skge_xm_write16(hw, port, XM_MAC_PTIME, 0xffff);
1483
1484 mode |= XM_PAUSE_MODE;
1485 skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_ENA_PAUSE);
1486 } else {
1487 /*
1488 * disable pause frame generation is required for 1000BT
1489 * because the XMAC is not reset if the link is going down
1490 */
1491 /* Disable Pause Mode in Mode Register */
1492 mode &= ~XM_PAUSE_MODE;
1493
1494 skge_write16(hw, SKGEMAC_REG(port, RX_MFF_CTRL1), MFF_DIS_PAUSE);
1495 }
1496
1497 skge_xm_write32(hw, port, XM_MODE, mode);
1498
1499 msk = XM_DEF_MSK;
1500 if (hw->phy_type != SK_PHY_XMAC)
1501 msk |= XM_IS_INP_ASS; /* disable GP0 interrupt bit */
1502
1503 skge_xm_write16(hw, port, XM_IMSK, msk);
1504 skge_xm_read16(hw, port, XM_ISRC);
1505
1506 /* get MMU Command Reg. */
1507 cmd = skge_xm_read16(hw, port, XM_MMU_CMD);
1508 if (hw->phy_type != SK_PHY_XMAC && skge->duplex == DUPLEX_FULL)
1509 cmd |= XM_MMU_GMII_FD;
1510
1511 if (hw->phy_type == SK_PHY_BCOM) {
1512 /*
1513 * Workaround BCOM Errata (#10523) for all BCom Phys
1514 * Enable Power Management after link up
1515 */
1516 skge_xm_phy_write(hw, port, PHY_BCOM_AUX_CTRL,
1517 skge_xm_phy_read(hw, port, PHY_BCOM_AUX_CTRL)
1518 & ~PHY_B_AC_DIS_PM);
1519 skge_xm_phy_write(hw, port, PHY_BCOM_INT_MASK,
1520 PHY_B_DEF_MSK);
1521 }
1522
1523 /* enable Rx/Tx */
1524 skge_xm_write16(hw, port, XM_MMU_CMD,
1525 cmd | XM_MMU_ENA_RX | XM_MMU_ENA_TX);
1526 skge_link_up(skge);
1527}
1528
1529
1530static void genesis_bcom_intr(struct skge_port *skge)
1531{
1532 struct skge_hw *hw = skge->hw;
1533 int port = skge->port;
1534 u16 stat = skge_xm_phy_read(hw, port, PHY_BCOM_INT_STAT);
1535
1536 pr_debug("genesis_bcom intr stat=%x\n", stat);
1537
1538 /* Workaround BCom Errata:
1539 * enable and disable loopback mode if "NO HCD" occurs.
1540 */
1541 if (stat & PHY_B_IS_NO_HDCL) {
1542 u16 ctrl = skge_xm_phy_read(hw, port, PHY_BCOM_CTRL);
1543 skge_xm_phy_write(hw, port, PHY_BCOM_CTRL,
1544 ctrl | PHY_CT_LOOP);
1545 skge_xm_phy_write(hw, port, PHY_BCOM_CTRL,
1546 ctrl & ~PHY_CT_LOOP);
1547 }
1548
1549 stat = skge_xm_phy_read(hw, port, PHY_BCOM_STAT);
1550 if (stat & (PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE)) {
1551 u16 aux = skge_xm_phy_read(hw, port, PHY_BCOM_AUX_STAT);
1552 if ( !(aux & PHY_B_AS_LS) && netif_carrier_ok(skge->netdev))
1553 genesis_link_down(skge);
1554
1555 else if (stat & PHY_B_IS_LST_CHANGE) {
1556 if (aux & PHY_B_AS_AN_C) {
1557 switch (aux & PHY_B_AS_AN_RES_MSK) {
1558 case PHY_B_RES_1000FD:
1559 skge->duplex = DUPLEX_FULL;
1560 break;
1561 case PHY_B_RES_1000HD:
1562 skge->duplex = DUPLEX_HALF;
1563 break;
1564 }
1565
1566 switch (aux & PHY_B_AS_PAUSE_MSK) {
1567 case PHY_B_AS_PAUSE_MSK:
1568 skge->flow_control = FLOW_MODE_SYMMETRIC;
1569 break;
1570 case PHY_B_AS_PRR:
1571 skge->flow_control = FLOW_MODE_REM_SEND;
1572 break;
1573 case PHY_B_AS_PRT:
1574 skge->flow_control = FLOW_MODE_LOC_SEND;
1575 break;
1576 default:
1577 skge->flow_control = FLOW_MODE_NONE;
1578 }
1579 skge->speed = SPEED_1000;
1580 }
1581 genesis_link_up(skge);
1582 }
1583 else
1584 mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
1585 }
1586}
1587
1588/* Perodic poll of phy status to check for link transistion */
1589static void skge_link_timer(unsigned long __arg)
1590{
1591 struct skge_port *skge = (struct skge_port *) __arg;
1592 struct skge_hw *hw = skge->hw;
1593 int port = skge->port;
1594
1595 if (hw->chip_id != CHIP_ID_GENESIS || !netif_running(skge->netdev))
1596 return;
1597
1598 spin_lock_bh(&hw->phy_lock);
1599 if (hw->phy_type == SK_PHY_BCOM)
1600 genesis_bcom_intr(skge);
1601 else {
1602 int i;
1603 for (i = 0; i < 3; i++)
1604 if (skge_xm_read16(hw, port, XM_ISRC) & XM_IS_INP_ASS)
1605 break;
1606
1607 if (i == 3)
1608 mod_timer(&skge->link_check, jiffies + LINK_POLL_HZ);
1609 else
1610 genesis_link_up(skge);
1611 }
1612 spin_unlock_bh(&hw->phy_lock);
1613}
1614
1615/* Marvell Phy Initailization */
1616static void yukon_init(struct skge_hw *hw, int port)
1617{
1618 struct skge_port *skge = netdev_priv(hw->dev[port]);
1619 u16 ctrl, ct1000, adv;
1620 u16 ledctrl, ledover;
1621
1622 pr_debug("yukon_init\n");
1623 if (skge->autoneg == AUTONEG_ENABLE) {
1624 u16 ectrl = skge_gm_phy_read(hw, port, PHY_MARV_EXT_CTRL);
1625
1626 ectrl &= ~(PHY_M_EC_M_DSC_MSK | PHY_M_EC_S_DSC_MSK |
1627 PHY_M_EC_MAC_S_MSK);
1628 ectrl |= PHY_M_EC_MAC_S(MAC_TX_CLK_25_MHZ);
1629
1630 /* on PHY 88E1111 there is a change for downshift control */
1631 if (hw->chip_id == CHIP_ID_YUKON_EC)
1632 ectrl |= PHY_M_EC_M_DSC_2(0) | PHY_M_EC_DOWN_S_ENA;
1633 else
1634 ectrl |= PHY_M_EC_M_DSC(0) | PHY_M_EC_S_DSC(1);
1635
1636 skge_gm_phy_write(hw, port, PHY_MARV_EXT_CTRL, ectrl);
1637 }
1638
1639 ctrl = skge_gm_phy_read(hw, port, PHY_MARV_CTRL);
1640 if (skge->autoneg == AUTONEG_DISABLE)
1641 ctrl &= ~PHY_CT_ANE;
1642
1643 ctrl |= PHY_CT_RESET;
1644 skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
1645
1646 ctrl = 0;
1647 ct1000 = 0;
1648 adv = PHY_SEL_TYPE;
1649
1650 if (skge->autoneg == AUTONEG_ENABLE) {
1651 if (iscopper(hw)) {
1652 if (skge->advertising & ADVERTISED_1000baseT_Full)
1653 ct1000 |= PHY_M_1000C_AFD;
1654 if (skge->advertising & ADVERTISED_1000baseT_Half)
1655 ct1000 |= PHY_M_1000C_AHD;
1656 if (skge->advertising & ADVERTISED_100baseT_Full)
1657 adv |= PHY_M_AN_100_FD;
1658 if (skge->advertising & ADVERTISED_100baseT_Half)
1659 adv |= PHY_M_AN_100_HD;
1660 if (skge->advertising & ADVERTISED_10baseT_Full)
1661 adv |= PHY_M_AN_10_FD;
1662 if (skge->advertising & ADVERTISED_10baseT_Half)
1663 adv |= PHY_M_AN_10_HD;
1664
1665 /* Set Flow-control capabilities */
1666 switch (skge->flow_control) {
1667 case FLOW_MODE_NONE:
1668 adv |= PHY_B_P_NO_PAUSE;
1669 break;
1670 case FLOW_MODE_LOC_SEND:
1671 adv |= PHY_B_P_ASYM_MD;
1672 break;
1673 case FLOW_MODE_SYMMETRIC:
1674 adv |= PHY_B_P_SYM_MD;
1675 break;
1676 case FLOW_MODE_REM_SEND:
1677 adv |= PHY_B_P_BOTH_MD;
1678 break;
1679 }
1680 } else { /* special defines for FIBER (88E1011S only) */
1681 adv |= PHY_M_AN_1000X_AHD | PHY_M_AN_1000X_AFD;
1682
1683 /* Set Flow-control capabilities */
1684 switch (skge->flow_control) {
1685 case FLOW_MODE_NONE:
1686 adv |= PHY_M_P_NO_PAUSE_X;
1687 break;
1688 case FLOW_MODE_LOC_SEND:
1689 adv |= PHY_M_P_ASYM_MD_X;
1690 break;
1691 case FLOW_MODE_SYMMETRIC:
1692 adv |= PHY_M_P_SYM_MD_X;
1693 break;
1694 case FLOW_MODE_REM_SEND:
1695 adv |= PHY_M_P_BOTH_MD_X;
1696 break;
1697 }
1698 }
1699 /* Restart Auto-negotiation */
1700 ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG;
1701 } else {
1702 /* forced speed/duplex settings */
1703 ct1000 = PHY_M_1000C_MSE;
1704
1705 if (skge->duplex == DUPLEX_FULL)
1706 ctrl |= PHY_CT_DUP_MD;
1707
1708 switch (skge->speed) {
1709 case SPEED_1000:
1710 ctrl |= PHY_CT_SP1000;
1711 break;
1712 case SPEED_100:
1713 ctrl |= PHY_CT_SP100;
1714 break;
1715 }
1716
1717 ctrl |= PHY_CT_RESET;
1718 }
1719
1720 if (hw->chip_id != CHIP_ID_YUKON_FE)
1721 skge_gm_phy_write(hw, port, PHY_MARV_1000T_CTRL, ct1000);
1722
1723 skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv);
1724 skge_gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
1725
1726 /* Setup Phy LED's */
1727 ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS);
1728 ledover = 0;
1729
1730 if (hw->chip_id == CHIP_ID_YUKON_FE) {
1731 /* on 88E3082 these bits are at 11..9 (shifted left) */
1732 ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) << 1;
1733
1734 skge_gm_phy_write(hw, port, PHY_MARV_FE_LED_PAR,
1735 ((skge_gm_phy_read(hw, port, PHY_MARV_FE_LED_PAR)
1736
1737 & ~PHY_M_FELP_LED1_MSK)
1738 | PHY_M_FELP_LED1_CTRL(LED_PAR_CTRL_ACT_BL)));
1739 } else {
1740 /* set Tx LED (LED_TX) to blink mode on Rx OR Tx activity */
1741 ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL;
1742
1743 /* turn off the Rx LED (LED_RX) */
1744 ledover |= PHY_M_LED_MO_RX(MO_LED_OFF);
1745 }
1746
1747 /* disable blink mode (LED_DUPLEX) on collisions */
1748 ctrl |= PHY_M_LEDC_DP_CTRL;
1749 skge_gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl);
1750
1751 if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) {
1752 /* turn on 100 Mbps LED (LED_LINK100) */
1753 ledover |= PHY_M_LED_MO_100(MO_LED_ON);
1754 }
1755
1756 if (ledover)
1757 skge_gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover);
1758
1759 /* Enable phy interrupt on autonegotiation complete (or link up) */
1760 if (skge->autoneg == AUTONEG_ENABLE)
1761 skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL);
1762 else
1763 skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
1764}
1765
1766static void yukon_reset(struct skge_hw *hw, int port)
1767{
1768 skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);/* disable PHY IRQs */
1769 skge_gma_write16(hw, port, GM_MC_ADDR_H1, 0); /* clear MC hash */
1770 skge_gma_write16(hw, port, GM_MC_ADDR_H2, 0);
1771 skge_gma_write16(hw, port, GM_MC_ADDR_H3, 0);
1772 skge_gma_write16(hw, port, GM_MC_ADDR_H4, 0);
1773
1774 skge_gma_write16(hw, port, GM_RX_CTRL,
1775 skge_gma_read16(hw, port, GM_RX_CTRL)
1776 | GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
1777}
1778
1779static void yukon_mac_init(struct skge_hw *hw, int port)
1780{
1781 struct skge_port *skge = netdev_priv(hw->dev[port]);
1782 int i;
1783 u32 reg;
1784 const u8 *addr = hw->dev[port]->dev_addr;
1785
1786 /* WA code for COMA mode -- set PHY reset */
1787 if (hw->chip_id == CHIP_ID_YUKON_LITE &&
1788 chip_rev(hw) == CHIP_REV_YU_LITE_A3)
1789 skge_write32(hw, B2_GP_IO,
1790 (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9));
1791
1792 /* hard reset */
1793 skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), GPC_RST_SET);
1794 skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_RST_SET);
1795
1796 /* WA code for COMA mode -- clear PHY reset */
1797 if (hw->chip_id == CHIP_ID_YUKON_LITE &&
1798 chip_rev(hw) == CHIP_REV_YU_LITE_A3)
1799 skge_write32(hw, B2_GP_IO,
1800 (skge_read32(hw, B2_GP_IO) | GP_DIR_9)
1801 & ~GP_IO_9);
1802
1803 /* Set hardware config mode */
1804 reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP |
1805 GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE;
1806 reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB;
1807
1808 /* Clear GMC reset */
1809 skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_SET);
1810 skge_write32(hw, SKGEMAC_REG(port, GPHY_CTRL), reg | GPC_RST_CLR);
1811 skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON | GMC_RST_CLR);
1812 if (skge->autoneg == AUTONEG_DISABLE) {
1813 reg = GM_GPCR_AU_ALL_DIS;
1814 skge_gma_write16(hw, port, GM_GP_CTRL,
1815 skge_gma_read16(hw, port, GM_GP_CTRL) | reg);
1816
1817 switch (skge->speed) {
1818 case SPEED_1000:
1819 reg |= GM_GPCR_SPEED_1000;
1820 /* fallthru */
1821 case SPEED_100:
1822 reg |= GM_GPCR_SPEED_100;
1823 }
1824
1825 if (skge->duplex == DUPLEX_FULL)
1826 reg |= GM_GPCR_DUP_FULL;
1827 } else
1828 reg = GM_GPCR_SPEED_1000 | GM_GPCR_SPEED_100 | GM_GPCR_DUP_FULL;
1829 switch (skge->flow_control) {
1830 case FLOW_MODE_NONE:
1831 skge_write32(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
1832 reg |= GM_GPCR_FC_TX_DIS | GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS;
1833 break;
1834 case FLOW_MODE_LOC_SEND:
1835 /* disable Rx flow-control */
1836 reg |= GM_GPCR_FC_RX_DIS | GM_GPCR_AU_FCT_DIS;
1837 }
1838
1839 skge_gma_write16(hw, port, GM_GP_CTRL, reg);
1840 skge_read16(hw, GMAC_IRQ_SRC);
1841
1842 spin_lock_bh(&hw->phy_lock);
1843 yukon_init(hw, port);
1844 spin_unlock_bh(&hw->phy_lock);
1845
1846 /* MIB clear */
1847 reg = skge_gma_read16(hw, port, GM_PHY_ADDR);
1848 skge_gma_write16(hw, port, GM_PHY_ADDR, reg | GM_PAR_MIB_CLR);
1849
1850 for (i = 0; i < GM_MIB_CNT_SIZE; i++)
1851 skge_gma_read16(hw, port, GM_MIB_CNT_BASE + 8*i);
1852 skge_gma_write16(hw, port, GM_PHY_ADDR, reg);
1853
1854 /* transmit control */
1855 skge_gma_write16(hw, port, GM_TX_CTRL, TX_COL_THR(TX_COL_DEF));
1856
1857 /* receive control reg: unicast + multicast + no FCS */
1858 skge_gma_write16(hw, port, GM_RX_CTRL,
1859 GM_RXCR_UCF_ENA | GM_RXCR_CRC_DIS | GM_RXCR_MCF_ENA);
1860
1861 /* transmit flow control */
1862 skge_gma_write16(hw, port, GM_TX_FLOW_CTRL, 0xffff);
1863
1864 /* transmit parameter */
1865 skge_gma_write16(hw, port, GM_TX_PARAM,
1866 TX_JAM_LEN_VAL(TX_JAM_LEN_DEF) |
1867 TX_JAM_IPG_VAL(TX_JAM_IPG_DEF) |
1868 TX_IPG_JAM_DATA(TX_IPG_JAM_DEF));
1869
1870 /* serial mode register */
1871 reg = GM_SMOD_VLAN_ENA | IPG_DATA_VAL(IPG_DATA_DEF);
1872 if (hw->dev[port]->mtu > 1500)
1873 reg |= GM_SMOD_JUMBO_ENA;
1874
1875 skge_gma_write16(hw, port, GM_SERIAL_MODE, reg);
1876
1877 /* physical address: used for pause frames */
1878 skge_gm_set_addr(hw, port, GM_SRC_ADDR_1L, addr);
1879 /* virtual address for data */
1880 skge_gm_set_addr(hw, port, GM_SRC_ADDR_2L, addr);
1881
1882 /* enable interrupt mask for counter overflows */
1883 skge_gma_write16(hw, port, GM_TX_IRQ_MSK, 0);
1884 skge_gma_write16(hw, port, GM_RX_IRQ_MSK, 0);
1885 skge_gma_write16(hw, port, GM_TR_IRQ_MSK, 0);
1886
1887 /* Initialize Mac Fifo */
1888
1889 /* Configure Rx MAC FIFO */
1890 skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK);
1891 reg = GMF_OPER_ON | GMF_RX_F_FL_ON;
1892 if (hw->chip_id == CHIP_ID_YUKON_LITE &&
1893 chip_rev(hw) == CHIP_REV_YU_LITE_A3)
1894 reg &= ~GMF_RX_F_FL_ON;
1895 skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR);
1896 skge_write16(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), reg);
1897 skge_write16(hw, SKGEMAC_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF);
1898
1899 /* Configure Tx MAC FIFO */
1900 skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR);
1901 skge_write16(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_OPER_ON);
1902}
1903
1904static void yukon_stop(struct skge_port *skge)
1905{
1906 struct skge_hw *hw = skge->hw;
1907 int port = skge->port;
1908
1909 if (hw->chip_id == CHIP_ID_YUKON_LITE &&
1910 chip_rev(hw) == CHIP_REV_YU_LITE_A3) {
1911 skge_write32(hw, B2_GP_IO,
1912 skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9);
1913 }
1914
1915 skge_gma_write16(hw, port, GM_GP_CTRL,
1916 skge_gma_read16(hw, port, GM_GP_CTRL)
1917 & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA));
1918 skge_gma_read16(hw, port, GM_GP_CTRL);
1919
1920 /* set GPHY Control reset */
1921 skge_gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET);
1922 skge_gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET);
1923}
1924
1925static void yukon_get_stats(struct skge_port *skge, u64 *data)
1926{
1927 struct skge_hw *hw = skge->hw;
1928 int port = skge->port;
1929 int i;
1930
1931 data[0] = (u64) skge_gma_read32(hw, port, GM_TXO_OK_HI) << 32
1932 | skge_gma_read32(hw, port, GM_TXO_OK_LO);
1933 data[1] = (u64) skge_gma_read32(hw, port, GM_RXO_OK_HI) << 32
1934 | skge_gma_read32(hw, port, GM_RXO_OK_LO);
1935
1936 for (i = 2; i < ARRAY_SIZE(skge_stats); i++)
1937 data[i] = skge_gma_read32(hw, port,
1938 skge_stats[i].gma_offset);
1939}
1940
1941static void yukon_mac_intr(struct skge_hw *hw, int port)
1942{
1943 struct skge_port *skge = netdev_priv(hw->dev[port]);
1944 u8 status = skge_read8(hw, SKGEMAC_REG(port, GMAC_IRQ_SRC));
1945
1946 pr_debug("yukon_intr status %x\n", status);
1947 if (status & GM_IS_RX_FF_OR) {
1948 ++skge->net_stats.rx_fifo_errors;
1949 skge_gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO);
1950 }
1951 if (status & GM_IS_TX_FF_UR) {
1952 ++skge->net_stats.tx_fifo_errors;
1953 skge_gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU);
1954 }
1955
1956}
1957
1958static u16 yukon_speed(const struct skge_hw *hw, u16 aux)
1959{
1960 if (hw->chip_id == CHIP_ID_YUKON_FE)
1961 return (aux & PHY_M_PS_SPEED_100) ? SPEED_100 : SPEED_10;
1962
1963 switch(aux & PHY_M_PS_SPEED_MSK) {
1964 case PHY_M_PS_SPEED_1000:
1965 return SPEED_1000;
1966 case PHY_M_PS_SPEED_100:
1967 return SPEED_100;
1968 default:
1969 return SPEED_10;
1970 }
1971}
1972
1973static void yukon_link_up(struct skge_port *skge)
1974{
1975 struct skge_hw *hw = skge->hw;
1976 int port = skge->port;
1977 u16 reg;
1978
1979 pr_debug("yukon_link_up\n");
1980
1981 /* Enable Transmit FIFO Underrun */
1982 skge_write8(hw, GMAC_IRQ_MSK, GMAC_DEF_MSK);
1983
1984 reg = skge_gma_read16(hw, port, GM_GP_CTRL);
1985 if (skge->duplex == DUPLEX_FULL || skge->autoneg == AUTONEG_ENABLE)
1986 reg |= GM_GPCR_DUP_FULL;
1987
1988 /* enable Rx/Tx */
1989 reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA;
1990 skge_gma_write16(hw, port, GM_GP_CTRL, reg);
1991
1992 skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
1993 skge_link_up(skge);
1994}
1995
1996static void yukon_link_down(struct skge_port *skge)
1997{
1998 struct skge_hw *hw = skge->hw;
1999 int port = skge->port;
2000
2001 pr_debug("yukon_link_down\n");
2002 skge_gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0);
2003 skge_gm_phy_write(hw, port, GM_GP_CTRL,
2004 skge_gm_phy_read(hw, port, GM_GP_CTRL)
2005 & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA));
2006
2007 if (hw->chip_id != CHIP_ID_YUKON_FE &&
2008 skge->flow_control == FLOW_MODE_REM_SEND) {
2009 /* restore Asymmetric Pause bit */
2010 skge_gm_phy_write(hw, port, PHY_MARV_AUNE_ADV,
2011 skge_gm_phy_read(hw, port,
2012 PHY_MARV_AUNE_ADV)
2013 | PHY_M_AN_ASP);
2014
2015 }
2016
2017 yukon_reset(hw, port);
2018 skge_link_down(skge);
2019
2020 yukon_init(hw, port);
2021}
2022
2023static void yukon_phy_intr(struct skge_port *skge)
2024{
2025 struct skge_hw *hw = skge->hw;
2026 int port = skge->port;
2027 const char *reason = NULL;
2028 u16 istatus, phystat;
2029
2030 istatus = skge_gm_phy_read(hw, port, PHY_MARV_INT_STAT);
2031 phystat = skge_gm_phy_read(hw, port, PHY_MARV_PHY_STAT);
2032 pr_debug("yukon phy intr istat=%x phy_stat=%x\n", istatus, phystat);
2033
2034 if (istatus & PHY_M_IS_AN_COMPL) {
2035 if (skge_gm_phy_read(hw, port, PHY_MARV_AUNE_LP)
2036 & PHY_M_AN_RF) {
2037 reason = "remote fault";
2038 goto failed;
2039 }
2040
2041 if (!(hw->chip_id == CHIP_ID_YUKON_FE || hw->chip_id == CHIP_ID_YUKON_EC)
2042 && (skge_gm_phy_read(hw, port, PHY_MARV_1000T_STAT)
2043 & PHY_B_1000S_MSF)) {
2044 reason = "master/slave fault";
2045 goto failed;
2046 }
2047
2048 if (!(phystat & PHY_M_PS_SPDUP_RES)) {
2049 reason = "speed/duplex";
2050 goto failed;
2051 }
2052
2053 skge->duplex = (phystat & PHY_M_PS_FULL_DUP)
2054 ? DUPLEX_FULL : DUPLEX_HALF;
2055 skge->speed = yukon_speed(hw, phystat);
2056
2057 /* Tx & Rx Pause Enabled bits are at 9..8 */
2058 if (hw->chip_id == CHIP_ID_YUKON_XL)
2059 phystat >>= 6;
2060
2061 /* We are using IEEE 802.3z/D5.0 Table 37-4 */
2062 switch (phystat & PHY_M_PS_PAUSE_MSK) {
2063 case PHY_M_PS_PAUSE_MSK:
2064 skge->flow_control = FLOW_MODE_SYMMETRIC;
2065 break;
2066 case PHY_M_PS_RX_P_EN:
2067 skge->flow_control = FLOW_MODE_REM_SEND;
2068 break;
2069 case PHY_M_PS_TX_P_EN:
2070 skge->flow_control = FLOW_MODE_LOC_SEND;
2071 break;
2072 default:
2073 skge->flow_control = FLOW_MODE_NONE;
2074 }
2075
2076 if (skge->flow_control == FLOW_MODE_NONE ||
2077 (skge->speed < SPEED_1000 && skge->duplex == DUPLEX_HALF))
2078 skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_OFF);
2079 else
2080 skge_write8(hw, SKGEMAC_REG(port, GMAC_CTRL), GMC_PAUSE_ON);
2081 yukon_link_up(skge);
2082 return;
2083 }
2084
2085 if (istatus & PHY_M_IS_LSP_CHANGE)
2086 skge->speed = yukon_speed(hw, phystat);
2087
2088 if (istatus & PHY_M_IS_DUP_CHANGE)
2089 skge->duplex = (phystat & PHY_M_PS_FULL_DUP) ? DUPLEX_FULL : DUPLEX_HALF;
2090 if (istatus & PHY_M_IS_LST_CHANGE) {
2091 if (phystat & PHY_M_PS_LINK_UP)
2092 yukon_link_up(skge);
2093 else
2094 yukon_link_down(skge);
2095 }
2096 return;
2097 failed:
2098 printk(KERN_ERR PFX "%s: autonegotiation failed (%s)\n",
2099 skge->netdev->name, reason);
2100
2101 /* XXX restart autonegotiation? */
2102}
2103
2104static void skge_ramset(struct skge_hw *hw, u16 q, u32 start, size_t len)
2105{
2106 u32 end;
2107
2108 start /= 8;
2109 len /= 8;
2110 end = start + len - 1;
2111
2112 skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_RST_CLR);
2113 skge_write32(hw, RB_ADDR(q, RB_START), start);
2114 skge_write32(hw, RB_ADDR(q, RB_WP), start);
2115 skge_write32(hw, RB_ADDR(q, RB_RP), start);
2116 skge_write32(hw, RB_ADDR(q, RB_END), end);
2117
2118 if (q == Q_R1 || q == Q_R2) {
2119 /* Set thresholds on receive queue's */
2120 skge_write32(hw, RB_ADDR(q, RB_RX_UTPP),
2121 start + (2*len)/3);
2122 skge_write32(hw, RB_ADDR(q, RB_RX_LTPP),
2123 start + (len/3));
2124 } else {
2125 /* Enable store & forward on Tx queue's because
2126 * Tx FIFO is only 4K on Genesis and 1K on Yukon
2127 */
2128 skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_STFWD);
2129 }
2130
2131 skge_write8(hw, RB_ADDR(q, RB_CTRL), RB_ENA_OP_MD);
2132}
2133
2134/* Setup Bus Memory Interface */
2135static void skge_qset(struct skge_port *skge, u16 q,
2136 const struct skge_element *e)
2137{
2138 struct skge_hw *hw = skge->hw;
2139 u32 watermark = 0x600;
2140 u64 base = skge->dma + (e->desc - skge->mem);
2141
2142 /* optimization to reduce window on 32bit/33mhz */
2143 if ((skge_read16(hw, B0_CTST) & (CS_BUS_CLOCK | CS_BUS_SLOT_SZ)) == 0)
2144 watermark /= 2;
2145
2146 skge_write32(hw, Q_ADDR(q, Q_CSR), CSR_CLR_RESET);
2147 skge_write32(hw, Q_ADDR(q, Q_F), watermark);
2148 skge_write32(hw, Q_ADDR(q, Q_DA_H), (u32)(base >> 32));
2149 skge_write32(hw, Q_ADDR(q, Q_DA_L), (u32)base);
2150}
2151
2152static int skge_up(struct net_device *dev)
2153{
2154 struct skge_port *skge = netdev_priv(dev);
2155 struct skge_hw *hw = skge->hw;
2156 int port = skge->port;
2157 u32 chunk, ram_addr;
2158 size_t rx_size, tx_size;
2159 int err;
2160
2161 if (netif_msg_ifup(skge))
2162 printk(KERN_INFO PFX "%s: enabling interface\n", dev->name);
2163
2164 rx_size = skge->rx_ring.count * sizeof(struct skge_rx_desc);
2165 tx_size = skge->tx_ring.count * sizeof(struct skge_tx_desc);
2166 skge->mem_size = tx_size + rx_size;
2167 skge->mem = pci_alloc_consistent(hw->pdev, skge->mem_size, &skge->dma);
2168 if (!skge->mem)
2169 return -ENOMEM;
2170
2171 memset(skge->mem, 0, skge->mem_size);
2172
2173 if ((err = skge_ring_alloc(&skge->rx_ring, skge->mem, skge->dma)))
2174 goto free_pci_mem;
2175
2176 if (skge_rx_fill(skge))
2177 goto free_rx_ring;
2178
2179 if ((err = skge_ring_alloc(&skge->tx_ring, skge->mem + rx_size,
2180 skge->dma + rx_size)))
2181 goto free_rx_ring;
2182
2183 skge->tx_avail = skge->tx_ring.count - 1;
2184
2185 /* Initialze MAC */
2186 if (hw->chip_id == CHIP_ID_GENESIS)
2187 genesis_mac_init(hw, port);
2188 else
2189 yukon_mac_init(hw, port);
2190
2191 /* Configure RAMbuffers */
2192 chunk = hw->ram_size / (isdualport(hw) ? 4 : 2);
2193 ram_addr = hw->ram_offset + 2 * chunk * port;
2194
2195 skge_ramset(hw, rxqaddr[port], ram_addr, chunk);
2196 skge_qset(skge, rxqaddr[port], skge->rx_ring.to_clean);
2197
2198 BUG_ON(skge->tx_ring.to_use != skge->tx_ring.to_clean);
2199 skge_ramset(hw, txqaddr[port], ram_addr+chunk, chunk);
2200 skge_qset(skge, txqaddr[port], skge->tx_ring.to_use);
2201
2202 /* Start receiver BMU */
2203 wmb();
2204 skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F);
2205
2206 pr_debug("skge_up completed\n");
2207 return 0;
2208
2209 free_rx_ring:
2210 skge_rx_clean(skge);
2211 kfree(skge->rx_ring.start);
2212 free_pci_mem:
2213 pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
2214
2215 return err;
2216}
2217
2218static int skge_down(struct net_device *dev)
2219{
2220 struct skge_port *skge = netdev_priv(dev);
2221 struct skge_hw *hw = skge->hw;
2222 int port = skge->port;
2223
2224 if (netif_msg_ifdown(skge))
2225 printk(KERN_INFO PFX "%s: disabling interface\n", dev->name);
2226
2227 netif_stop_queue(dev);
2228
2229 del_timer_sync(&skge->led_blink);
2230 del_timer_sync(&skge->link_check);
2231
2232 /* Stop transmitter */
2233 skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP);
2234 skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL),
2235 RB_RST_SET|RB_DIS_OP_MD);
2236
2237 if (hw->chip_id == CHIP_ID_GENESIS)
2238 genesis_stop(skge);
2239 else
2240 yukon_stop(skge);
2241
2242 /* Disable Force Sync bit and Enable Alloc bit */
2243 skge_write8(hw, SKGEMAC_REG(port, TXA_CTRL),
2244 TXA_DIS_FSYNC | TXA_DIS_ALLOC | TXA_STOP_RC);
2245
2246 /* Stop Interval Timer and Limit Counter of Tx Arbiter */
2247 skge_write32(hw, SKGEMAC_REG(port, TXA_ITI_INI), 0L);
2248 skge_write32(hw, SKGEMAC_REG(port, TXA_LIM_INI), 0L);
2249
2250 /* Reset PCI FIFO */
2251 skge_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_SET_RESET);
2252 skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), RB_RST_SET);
2253
2254 /* Reset the RAM Buffer async Tx queue */
2255 skge_write8(hw, RB_ADDR(port == 0 ? Q_XA1 : Q_XA2, RB_CTRL), RB_RST_SET);
2256 /* stop receiver */
2257 skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_STOP);
2258 skge_write32(hw, RB_ADDR(port ? Q_R2 : Q_R1, RB_CTRL),
2259 RB_RST_SET|RB_DIS_OP_MD);
2260 skge_write32(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_SET_RESET);
2261
2262 if (hw->chip_id == CHIP_ID_GENESIS) {
2263 skge_write8(hw, SKGEMAC_REG(port, TX_MFF_CTRL2), MFF_RST_SET);
2264 skge_write8(hw, SKGEMAC_REG(port, RX_MFF_CTRL2), MFF_RST_SET);
2265 skge_write8(hw, SKGEMAC_REG(port, TX_LED_CTRL), LED_STOP);
2266 skge_write8(hw, SKGEMAC_REG(port, RX_LED_CTRL), LED_STOP);
2267 } else {
2268 skge_write8(hw, SKGEMAC_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
2269 skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
2270 }
2271
2272 /* turn off led's */
2273 skge_write16(hw, B0_LED, LED_STAT_OFF);
2274
2275 skge_tx_clean(skge);
2276 skge_rx_clean(skge);
2277
2278 kfree(skge->rx_ring.start);
2279 kfree(skge->tx_ring.start);
2280 pci_free_consistent(hw->pdev, skge->mem_size, skge->mem, skge->dma);
2281 return 0;
2282}
2283
2284static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
2285{
2286 struct skge_port *skge = netdev_priv(dev);
2287 struct skge_hw *hw = skge->hw;
2288 struct skge_ring *ring = &skge->tx_ring;
2289 struct skge_element *e;
2290 struct skge_tx_desc *td;
2291 int i;
2292 u32 control, len;
2293 u64 map;
2294 unsigned long flags;
2295
2296 skb = skb_padto(skb, ETH_ZLEN);
2297 if (!skb)
2298 return NETDEV_TX_OK;
2299
2300 local_irq_save(flags);
2301 if (!spin_trylock(&skge->tx_lock)) {
2302 /* Collision - tell upper layer to requeue */
2303 local_irq_restore(flags);
2304 return NETDEV_TX_LOCKED;
2305 }
2306
2307 if (unlikely(skge->tx_avail < skb_shinfo(skb)->nr_frags +1)) {
2308 netif_stop_queue(dev);
2309 spin_unlock_irqrestore(&skge->tx_lock, flags);
2310
2311 printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
2312 dev->name);
2313 return NETDEV_TX_BUSY;
2314 }
2315
2316 e = ring->to_use;
2317 td = e->desc;
2318 e->skb = skb;
2319 len = skb_headlen(skb);
2320 map = pci_map_single(hw->pdev, skb->data, len, PCI_DMA_TODEVICE);
2321 pci_unmap_addr_set(e, mapaddr, map);
2322 pci_unmap_len_set(e, maplen, len);
2323
2324 td->dma_lo = map;
2325 td->dma_hi = map >> 32;
2326
2327 if (skb->ip_summed == CHECKSUM_HW) {
2328 const struct iphdr *ip
2329 = (const struct iphdr *) (skb->data + ETH_HLEN);
2330 int offset = skb->h.raw - skb->data;
2331
2332 /* This seems backwards, but it is what the sk98lin
2333 * does. Looks like hardware is wrong?
2334 */
2335 if (ip->protocol == IPPROTO_UDP
2336 && chip_rev(hw) == 0 && hw->chip_id == CHIP_ID_YUKON)
2337 control = BMU_TCP_CHECK;
2338 else
2339 control = BMU_UDP_CHECK;
2340
2341 td->csum_offs = 0;
2342 td->csum_start = offset;
2343 td->csum_write = offset + skb->csum;
2344 } else
2345 control = BMU_CHECK;
2346
2347 if (!skb_shinfo(skb)->nr_frags) /* single buffer i.e. no fragments */
2348 control |= BMU_EOF| BMU_IRQ_EOF;
2349 else {
2350 struct skge_tx_desc *tf = td;
2351
2352 control |= BMU_STFWD;
2353 for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
2354 skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
2355
2356 map = pci_map_page(hw->pdev, frag->page, frag->page_offset,
2357 frag->size, PCI_DMA_TODEVICE);
2358
2359 e = e->next;
2360 e->skb = NULL;
2361 tf = e->desc;
2362 tf->dma_lo = map;
2363 tf->dma_hi = (u64) map >> 32;
2364 pci_unmap_addr_set(e, mapaddr, map);
2365 pci_unmap_len_set(e, maplen, frag->size);
2366
2367 tf->control = BMU_OWN | BMU_SW | control | frag->size;
2368 }
2369 tf->control |= BMU_EOF | BMU_IRQ_EOF;
2370 }
2371 /* Make sure all the descriptors written */
2372 wmb();
2373 td->control = BMU_OWN | BMU_SW | BMU_STF | control | len;
2374 wmb();
2375
2376 skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_START);
2377
2378 if (netif_msg_tx_queued(skge))
2379 printk(KERN_DEBUG "%s: tx queued, slot %td, len %d\n",
2380 dev->name, e - ring->start, skb->len);
2381
2382 ring->to_use = e->next;
2383 skge->tx_avail -= skb_shinfo(skb)->nr_frags + 1;
2384 if (skge->tx_avail <= MAX_SKB_FRAGS + 1) {
2385 pr_debug("%s: transmit queue full\n", dev->name);
2386 netif_stop_queue(dev);
2387 }
2388
2389 dev->trans_start = jiffies;
2390 spin_unlock_irqrestore(&skge->tx_lock, flags);
2391
2392 return NETDEV_TX_OK;
2393}
2394
2395static inline void skge_tx_free(struct skge_hw *hw, struct skge_element *e)
2396{
2397 if (e->skb) {
2398 pci_unmap_single(hw->pdev,
2399 pci_unmap_addr(e, mapaddr),
2400 pci_unmap_len(e, maplen),
2401 PCI_DMA_TODEVICE);
2402 dev_kfree_skb_any(e->skb);
2403 e->skb = NULL;
2404 } else {
2405 pci_unmap_page(hw->pdev,
2406 pci_unmap_addr(e, mapaddr),
2407 pci_unmap_len(e, maplen),
2408 PCI_DMA_TODEVICE);
2409 }
2410}
2411
2412static void skge_tx_clean(struct skge_port *skge)
2413{
2414 struct skge_ring *ring = &skge->tx_ring;
2415 struct skge_element *e;
2416 unsigned long flags;
2417
2418 spin_lock_irqsave(&skge->tx_lock, flags);
2419 for (e = ring->to_clean; e != ring->to_use; e = e->next) {
2420 ++skge->tx_avail;
2421 skge_tx_free(skge->hw, e);
2422 }
2423 ring->to_clean = e;
2424 spin_unlock_irqrestore(&skge->tx_lock, flags);
2425}
2426
2427static void skge_tx_timeout(struct net_device *dev)
2428{
2429 struct skge_port *skge = netdev_priv(dev);
2430
2431 if (netif_msg_timer(skge))
2432 printk(KERN_DEBUG PFX "%s: tx timeout\n", dev->name);
2433
2434 skge_write8(skge->hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_STOP);
2435 skge_tx_clean(skge);
2436}
2437
2438static int skge_change_mtu(struct net_device *dev, int new_mtu)
2439{
2440 int err = 0;
2441
2442 if(new_mtu < ETH_ZLEN || new_mtu > ETH_JUMBO_MTU)
2443 return -EINVAL;
2444
2445 dev->mtu = new_mtu;
2446
2447 if (netif_running(dev)) {
2448 skge_down(dev);
2449 skge_up(dev);
2450 }
2451
2452 return err;
2453}
2454
2455static void genesis_set_multicast(struct net_device *dev)
2456{
2457 struct skge_port *skge = netdev_priv(dev);
2458 struct skge_hw *hw = skge->hw;
2459 int port = skge->port;
2460 int i, count = dev->mc_count;
2461 struct dev_mc_list *list = dev->mc_list;
2462 u32 mode;
2463 u8 filter[8];
2464
2465 mode = skge_xm_read32(hw, port, XM_MODE);
2466 mode |= XM_MD_ENA_HASH;
2467 if (dev->flags & IFF_PROMISC)
2468 mode |= XM_MD_ENA_PROM;
2469 else
2470 mode &= ~XM_MD_ENA_PROM;
2471
2472 if (dev->flags & IFF_ALLMULTI)
2473 memset(filter, 0xff, sizeof(filter));
2474 else {
2475 memset(filter, 0, sizeof(filter));
2476 for(i = 0; list && i < count; i++, list = list->next) {
2477 u32 crc = crc32_le(~0, list->dmi_addr, ETH_ALEN);
2478 u8 bit = 63 - (crc & 63);
2479
2480 filter[bit/8] |= 1 << (bit%8);
2481 }
2482 }
2483
2484 skge_xm_outhash(hw, port, XM_HSM, filter);
2485
2486 skge_xm_write32(hw, port, XM_MODE, mode);
2487}
2488
2489static void yukon_set_multicast(struct net_device *dev)
2490{
2491 struct skge_port *skge = netdev_priv(dev);
2492 struct skge_hw *hw = skge->hw;
2493 int port = skge->port;
2494 struct dev_mc_list *list = dev->mc_list;
2495 u16 reg;
2496 u8 filter[8];
2497
2498 memset(filter, 0, sizeof(filter));
2499
2500 reg = skge_gma_read16(hw, port, GM_RX_CTRL);
2501 reg |= GM_RXCR_UCF_ENA;
2502
2503 if (dev->flags & IFF_PROMISC) /* promiscious */
2504 reg &= ~(GM_RXCR_UCF_ENA | GM_RXCR_MCF_ENA);
2505 else if (dev->flags & IFF_ALLMULTI) /* all multicast */
2506 memset(filter, 0xff, sizeof(filter));
2507 else if (dev->mc_count == 0) /* no multicast */
2508 reg &= ~GM_RXCR_MCF_ENA;
2509 else {
2510 int i;
2511 reg |= GM_RXCR_MCF_ENA;
2512
2513 for(i = 0; list && i < dev->mc_count; i++, list = list->next) {
2514 u32 bit = ether_crc(ETH_ALEN, list->dmi_addr) & 0x3f;
2515 filter[bit/8] |= 1 << (bit%8);
2516 }
2517 }
2518
2519
2520 skge_gma_write16(hw, port, GM_MC_ADDR_H1,
2521 (u16)filter[0] | ((u16)filter[1] << 8));
2522 skge_gma_write16(hw, port, GM_MC_ADDR_H2,
2523 (u16)filter[2] | ((u16)filter[3] << 8));
2524 skge_gma_write16(hw, port, GM_MC_ADDR_H3,
2525 (u16)filter[4] | ((u16)filter[5] << 8));
2526 skge_gma_write16(hw, port, GM_MC_ADDR_H4,
2527 (u16)filter[6] | ((u16)filter[7] << 8));
2528
2529 skge_gma_write16(hw, port, GM_RX_CTRL, reg);
2530}
2531
2532static inline int bad_phy_status(const struct skge_hw *hw, u32 status)
2533{
2534 if (hw->chip_id == CHIP_ID_GENESIS)
2535 return (status & (XMR_FS_ERR | XMR_FS_2L_VLAN)) != 0;
2536 else
2537 return (status & GMR_FS_ANY_ERR) ||
2538 (status & GMR_FS_RX_OK) == 0;
2539}
2540
2541static void skge_rx_error(struct skge_port *skge, int slot,
2542 u32 control, u32 status)
2543{
2544 if (netif_msg_rx_err(skge))
2545 printk(KERN_DEBUG PFX "%s: rx err, slot %d control 0x%x status 0x%x\n",
2546 skge->netdev->name, slot, control, status);
2547
2548 if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)
2549 || (control & BMU_BBC) > skge->netdev->mtu + VLAN_ETH_HLEN)
2550 skge->net_stats.rx_length_errors++;
2551 else {
2552 if (skge->hw->chip_id == CHIP_ID_GENESIS) {
2553 if (status & (XMR_FS_RUNT|XMR_FS_LNG_ERR))
2554 skge->net_stats.rx_length_errors++;
2555 if (status & XMR_FS_FRA_ERR)
2556 skge->net_stats.rx_frame_errors++;
2557 if (status & XMR_FS_FCS_ERR)
2558 skge->net_stats.rx_crc_errors++;
2559 } else {
2560 if (status & (GMR_FS_LONG_ERR|GMR_FS_UN_SIZE))
2561 skge->net_stats.rx_length_errors++;
2562 if (status & GMR_FS_FRAGMENT)
2563 skge->net_stats.rx_frame_errors++;
2564 if (status & GMR_FS_CRC_ERR)
2565 skge->net_stats.rx_crc_errors++;
2566 }
2567 }
2568}
2569
2570static int skge_poll(struct net_device *dev, int *budget)
2571{
2572 struct skge_port *skge = netdev_priv(dev);
2573 struct skge_hw *hw = skge->hw;
2574 struct skge_ring *ring = &skge->rx_ring;
2575 struct skge_element *e;
2576 unsigned int to_do = min(dev->quota, *budget);
2577 unsigned int work_done = 0;
2578 int done;
2579 static const u32 irqmask[] = { IS_PORT_1, IS_PORT_2 };
2580
2581 for (e = ring->to_clean; e != ring->to_use && work_done < to_do;
2582 e = e->next) {
2583 struct skge_rx_desc *rd = e->desc;
2584 struct sk_buff *skb = e->skb;
2585 u32 control, len, status;
2586
2587 rmb();
2588 control = rd->control;
2589 if (control & BMU_OWN)
2590 break;
2591
2592 len = control & BMU_BBC;
2593 e->skb = NULL;
2594
2595 pci_unmap_single(hw->pdev,
2596 pci_unmap_addr(e, mapaddr),
2597 pci_unmap_len(e, maplen),
2598 PCI_DMA_FROMDEVICE);
2599
2600 status = rd->status;
2601 if ((control & (BMU_EOF|BMU_STF)) != (BMU_STF|BMU_EOF)
2602 || len > dev->mtu + VLAN_ETH_HLEN
2603 || bad_phy_status(hw, status)) {
2604 skge_rx_error(skge, e - ring->start, control, status);
2605 dev_kfree_skb(skb);
2606 continue;
2607 }
2608
2609 if (netif_msg_rx_status(skge))
2610 printk(KERN_DEBUG PFX "%s: rx slot %td status 0x%x len %d\n",
2611 dev->name, e - ring->start, rd->status, len);
2612
2613 skb_put(skb, len);
2614 skb->protocol = eth_type_trans(skb, dev);
2615
2616 if (skge->rx_csum) {
2617 skb->csum = le16_to_cpu(rd->csum2);
2618 skb->ip_summed = CHECKSUM_HW;
2619 }
2620
2621 dev->last_rx = jiffies;
2622 netif_receive_skb(skb);
2623
2624 ++work_done;
2625 }
2626 ring->to_clean = e;
2627
2628 *budget -= work_done;
2629 dev->quota -= work_done;
2630 done = work_done < to_do;
2631
2632 if (skge_rx_fill(skge))
2633 done = 0;
2634
2635 /* restart receiver */
2636 wmb();
2637 skge_write8(hw, Q_ADDR(rxqaddr[skge->port], Q_CSR),
2638 CSR_START | CSR_IRQ_CL_F);
2639
2640 if (done) {
2641 local_irq_disable();
2642 hw->intr_mask |= irqmask[skge->port];
2643 /* Order is important since data can get interrupted */
2644 skge_write32(hw, B0_IMSK, hw->intr_mask);
2645 __netif_rx_complete(dev);
2646 local_irq_enable();
2647 }
2648
2649 return !done;
2650}
2651
2652static inline void skge_tx_intr(struct net_device *dev)
2653{
2654 struct skge_port *skge = netdev_priv(dev);
2655 struct skge_hw *hw = skge->hw;
2656 struct skge_ring *ring = &skge->tx_ring;
2657 struct skge_element *e;
2658
2659 spin_lock(&skge->tx_lock);
2660 for(e = ring->to_clean; e != ring->to_use; e = e->next) {
2661 struct skge_tx_desc *td = e->desc;
2662 u32 control;
2663
2664 rmb();
2665 control = td->control;
2666 if (control & BMU_OWN)
2667 break;
2668
2669 if (unlikely(netif_msg_tx_done(skge)))
2670 printk(KERN_DEBUG PFX "%s: tx done slot %td status 0x%x\n",
2671 dev->name, e - ring->start, td->status);
2672
2673 skge_tx_free(hw, e);
2674 e->skb = NULL;
2675 ++skge->tx_avail;
2676 }
2677 ring->to_clean = e;
2678 skge_write8(hw, Q_ADDR(txqaddr[skge->port], Q_CSR), CSR_IRQ_CL_F);
2679
2680 if (skge->tx_avail > MAX_SKB_FRAGS + 1)
2681 netif_wake_queue(dev);
2682
2683 spin_unlock(&skge->tx_lock);
2684}
2685
2686static void skge_mac_parity(struct skge_hw *hw, int port)
2687{
2688 printk(KERN_ERR PFX "%s: mac data parity error\n",
2689 hw->dev[port] ? hw->dev[port]->name
2690 : (port == 0 ? "(port A)": "(port B"));
2691
2692 if (hw->chip_id == CHIP_ID_GENESIS)
2693 skge_write16(hw, SKGEMAC_REG(port, TX_MFF_CTRL1),
2694 MFF_CLR_PERR);
2695 else
2696 /* HW-Bug #8: cleared by GMF_CLI_TX_FC instead of GMF_CLI_TX_PE */
2697 skge_write8(hw, SKGEMAC_REG(port, TX_GMF_CTRL_T),
2698 (hw->chip_id == CHIP_ID_YUKON && chip_rev(hw) == 0)
2699 ? GMF_CLI_TX_FC : GMF_CLI_TX_PE);
2700}
2701
2702static void skge_pci_clear(struct skge_hw *hw)
2703{
2704 u16 status;
2705
2706 status = skge_read16(hw, SKGEPCI_REG(PCI_STATUS));
2707 skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
2708 skge_write16(hw, SKGEPCI_REG(PCI_STATUS),
2709 status | PCI_STATUS_ERROR_BITS);
2710 skge_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
2711}
2712
2713static void skge_mac_intr(struct skge_hw *hw, int port)
2714{
2715 if (hw->chip_id == CHIP_ID_GENESIS)
2716 genesis_mac_intr(hw, port);
2717 else
2718 yukon_mac_intr(hw, port);
2719}
2720
2721/* Handle device specific framing and timeout interrupts */
2722static void skge_error_irq(struct skge_hw *hw)
2723{
2724 u32 hwstatus = skge_read32(hw, B0_HWE_ISRC);
2725
2726 if (hw->chip_id == CHIP_ID_GENESIS) {
2727 /* clear xmac errors */
2728 if (hwstatus & (IS_NO_STAT_M1|IS_NO_TIST_M1))
2729 skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL1), MFF_CLR_INSTAT);
2730 if (hwstatus & (IS_NO_STAT_M2|IS_NO_TIST_M2))
2731 skge_write16(hw, SKGEMAC_REG(0, RX_MFF_CTRL2), MFF_CLR_INSTAT);
2732 } else {
2733 /* Timestamp (unused) overflow */
2734 if (hwstatus & IS_IRQ_TIST_OV)
2735 skge_write8(hw, GMAC_TI_ST_CTRL, GMT_ST_CLR_IRQ);
2736
2737 if (hwstatus & IS_IRQ_SENSOR) {
2738 /* no sensors on 32-bit Yukon */
2739 if (!(skge_read16(hw, B0_CTST) & CS_BUS_SLOT_SZ)) {
2740 printk(KERN_ERR PFX "ignoring bogus sensor interrups\n");
2741 skge_write32(hw, B0_HWE_IMSK,
2742 IS_ERR_MSK & ~IS_IRQ_SENSOR);
2743 } else
2744 printk(KERN_WARNING PFX "sensor interrupt\n");
2745 }
2746
2747
2748 }
2749
2750 if (hwstatus & IS_RAM_RD_PAR) {
2751 printk(KERN_ERR PFX "Ram read data parity error\n");
2752 skge_write16(hw, B3_RI_CTRL, RI_CLR_RD_PERR);
2753 }
2754
2755 if (hwstatus & IS_RAM_WR_PAR) {
2756 printk(KERN_ERR PFX "Ram write data parity error\n");
2757 skge_write16(hw, B3_RI_CTRL, RI_CLR_WR_PERR);
2758 }
2759
2760 if (hwstatus & IS_M1_PAR_ERR)
2761 skge_mac_parity(hw, 0);
2762
2763 if (hwstatus & IS_M2_PAR_ERR)
2764 skge_mac_parity(hw, 1);
2765
2766 if (hwstatus & IS_R1_PAR_ERR)
2767 skge_write32(hw, B0_R1_CSR, CSR_IRQ_CL_P);
2768
2769 if (hwstatus & IS_R2_PAR_ERR)
2770 skge_write32(hw, B0_R2_CSR, CSR_IRQ_CL_P);
2771
2772 if (hwstatus & (IS_IRQ_MST_ERR|IS_IRQ_STAT)) {
2773 printk(KERN_ERR PFX "hardware error detected (status 0x%x)\n",
2774 hwstatus);
2775
2776 skge_pci_clear(hw);
2777
2778 hwstatus = skge_read32(hw, B0_HWE_ISRC);
2779 if (hwstatus & IS_IRQ_STAT) {
2780 printk(KERN_WARNING PFX "IRQ status %x: still set ignoring hardware errors\n",
2781 hwstatus);
2782 hw->intr_mask &= ~IS_HW_ERR;
2783 }
2784 }
2785}
2786
2787/*
2788 * Interrrupt from PHY are handled in tasklet (soft irq)
2789 * because accessing phy registers requires spin wait which might
2790 * cause excess interrupt latency.
2791 */
2792static void skge_extirq(unsigned long data)
2793{
2794 struct skge_hw *hw = (struct skge_hw *) data;
2795 int port;
2796
2797 spin_lock(&hw->phy_lock);
2798 for (port = 0; port < 2; port++) {
2799 struct net_device *dev = hw->dev[port];
2800
2801 if (dev && netif_running(dev)) {
2802 struct skge_port *skge = netdev_priv(dev);
2803
2804 if (hw->chip_id != CHIP_ID_GENESIS)
2805 yukon_phy_intr(skge);
2806 else if (hw->phy_type == SK_PHY_BCOM)
2807 genesis_bcom_intr(skge);
2808 }
2809 }
2810 spin_unlock(&hw->phy_lock);
2811
2812 local_irq_disable();
2813 hw->intr_mask |= IS_EXT_REG;
2814 skge_write32(hw, B0_IMSK, hw->intr_mask);
2815 local_irq_enable();
2816}
2817
2818static irqreturn_t skge_intr(int irq, void *dev_id, struct pt_regs *regs)
2819{
2820 struct skge_hw *hw = dev_id;
2821 u32 status = skge_read32(hw, B0_SP_ISRC);
2822
2823 if (status == 0 || status == ~0) /* hotplug or shared irq */
2824 return IRQ_NONE;
2825
2826 status &= hw->intr_mask;
2827
2828 if ((status & IS_R1_F) && netif_rx_schedule_prep(hw->dev[0])) {
2829 status &= ~IS_R1_F;
2830 hw->intr_mask &= ~IS_R1_F;
2831 skge_write32(hw, B0_IMSK, hw->intr_mask);
2832 __netif_rx_schedule(hw->dev[0]);
2833 }
2834
2835 if ((status & IS_R2_F) && netif_rx_schedule_prep(hw->dev[1])) {
2836 status &= ~IS_R2_F;
2837 hw->intr_mask &= ~IS_R2_F;
2838 skge_write32(hw, B0_IMSK, hw->intr_mask);
2839 __netif_rx_schedule(hw->dev[1]);
2840 }
2841
2842 if (status & IS_XA1_F)
2843 skge_tx_intr(hw->dev[0]);
2844
2845 if (status & IS_XA2_F)
2846 skge_tx_intr(hw->dev[1]);
2847
2848 if (status & IS_MAC1)
2849 skge_mac_intr(hw, 0);
2850
2851 if (status & IS_MAC2)
2852 skge_mac_intr(hw, 1);
2853
2854 if (status & IS_HW_ERR)
2855 skge_error_irq(hw);
2856
2857 if (status & IS_EXT_REG) {
2858 hw->intr_mask &= ~IS_EXT_REG;
2859 tasklet_schedule(&hw->ext_tasklet);
2860 }
2861
2862 if (status)
2863 skge_write32(hw, B0_IMSK, hw->intr_mask);
2864
2865 return IRQ_HANDLED;
2866}
2867
2868#ifdef CONFIG_NET_POLL_CONTROLLER
2869static void skge_netpoll(struct net_device *dev)
2870{
2871 struct skge_port *skge = netdev_priv(dev);
2872
2873 disable_irq(dev->irq);
2874 skge_intr(dev->irq, skge->hw, NULL);
2875 enable_irq(dev->irq);
2876}
2877#endif
2878
2879static int skge_set_mac_address(struct net_device *dev, void *p)
2880{
2881 struct skge_port *skge = netdev_priv(dev);
2882 struct sockaddr *addr = p;
2883 int err = 0;
2884
2885 if (!is_valid_ether_addr(addr->sa_data))
2886 return -EADDRNOTAVAIL;
2887
2888 skge_down(dev);
2889 memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
2890 memcpy_toio(skge->hw->regs + B2_MAC_1 + skge->port*8,
2891 dev->dev_addr, ETH_ALEN);
2892 memcpy_toio(skge->hw->regs + B2_MAC_2 + skge->port*8,
2893 dev->dev_addr, ETH_ALEN);
2894 if (dev->flags & IFF_UP)
2895 err = skge_up(dev);
2896 return err;
2897}
2898
2899static const struct {
2900 u8 id;
2901 const char *name;
2902} skge_chips[] = {
2903 { CHIP_ID_GENESIS, "Genesis" },
2904 { CHIP_ID_YUKON, "Yukon" },
2905 { CHIP_ID_YUKON_LITE, "Yukon-Lite"},
2906 { CHIP_ID_YUKON_LP, "Yukon-LP"},
2907 { CHIP_ID_YUKON_XL, "Yukon-2 XL"},
2908 { CHIP_ID_YUKON_EC, "YUKON-2 EC"},
2909 { CHIP_ID_YUKON_FE, "YUKON-2 FE"},
2910};
2911
2912static const char *skge_board_name(const struct skge_hw *hw)
2913{
2914 int i;
2915 static char buf[16];
2916
2917 for (i = 0; i < ARRAY_SIZE(skge_chips); i++)
2918 if (skge_chips[i].id == hw->chip_id)
2919 return skge_chips[i].name;
2920
2921 snprintf(buf, sizeof buf, "chipid 0x%x", hw->chip_id);
2922 return buf;
2923}
2924
2925
2926/*
2927 * Setup the board data structure, but don't bring up
2928 * the port(s)
2929 */
2930static int skge_reset(struct skge_hw *hw)
2931{
2932 u16 ctst;
2933 u8 t8;
2934 int i, ports;
2935
2936 ctst = skge_read16(hw, B0_CTST);
2937
2938 /* do a SW reset */
2939 skge_write8(hw, B0_CTST, CS_RST_SET);
2940 skge_write8(hw, B0_CTST, CS_RST_CLR);
2941
2942 /* clear PCI errors, if any */
2943 skge_pci_clear(hw);
2944
2945 skge_write8(hw, B0_CTST, CS_MRST_CLR);
2946
2947 /* restore CLK_RUN bits (for Yukon-Lite) */
2948 skge_write16(hw, B0_CTST,
2949 ctst & (CS_CLK_RUN_HOT|CS_CLK_RUN_RST|CS_CLK_RUN_ENA));
2950
2951 hw->chip_id = skge_read8(hw, B2_CHIP_ID);
2952 hw->phy_type = skge_read8(hw, B2_E_1) & 0xf;
2953 hw->pmd_type = skge_read8(hw, B2_PMD_TYP);
2954
2955 switch(hw->chip_id) {
2956 case CHIP_ID_GENESIS:
2957 switch (hw->phy_type) {
2958 case SK_PHY_XMAC:
2959 hw->phy_addr = PHY_ADDR_XMAC;
2960 break;
2961 case SK_PHY_BCOM:
2962 hw->phy_addr = PHY_ADDR_BCOM;
2963 break;
2964 default:
2965 printk(KERN_ERR PFX "%s: unsupported phy type 0x%x\n",
2966 pci_name(hw->pdev), hw->phy_type);
2967 return -EOPNOTSUPP;
2968 }
2969 break;
2970
2971 case CHIP_ID_YUKON:
2972 case CHIP_ID_YUKON_LITE:
2973 case CHIP_ID_YUKON_LP:
2974 if (hw->phy_type < SK_PHY_MARV_COPPER && hw->pmd_type != 'S')
2975 hw->phy_type = SK_PHY_MARV_COPPER;
2976
2977 hw->phy_addr = PHY_ADDR_MARV;
2978 if (!iscopper(hw))
2979 hw->phy_type = SK_PHY_MARV_FIBER;
2980
2981 break;
2982
2983 default:
2984 printk(KERN_ERR PFX "%s: unsupported chip type 0x%x\n",
2985 pci_name(hw->pdev), hw->chip_id);
2986 return -EOPNOTSUPP;
2987 }
2988
2989 hw->mac_cfg = skge_read8(hw, B2_MAC_CFG);
2990 ports = isdualport(hw) ? 2 : 1;
2991
2992 /* read the adapters RAM size */
2993 t8 = skge_read8(hw, B2_E_0);
2994 if (hw->chip_id == CHIP_ID_GENESIS) {
2995 if (t8 == 3) {
2996 /* special case: 4 x 64k x 36, offset = 0x80000 */
2997 hw->ram_size = 0x100000;
2998 hw->ram_offset = 0x80000;
2999 } else
3000 hw->ram_size = t8 * 512;
3001 }
3002 else if (t8 == 0)
3003 hw->ram_size = 0x20000;
3004 else
3005 hw->ram_size = t8 * 4096;
3006
3007 if (hw->chip_id == CHIP_ID_GENESIS)
3008 genesis_init(hw);
3009 else {
3010 /* switch power to VCC (WA for VAUX problem) */
3011 skge_write8(hw, B0_POWER_CTRL,
3012 PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON);
3013 for (i = 0; i < ports; i++) {
3014 skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET);
3015 skge_write16(hw, SKGEMAC_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR);
3016 }
3017 }
3018
3019 /* turn off hardware timer (unused) */
3020 skge_write8(hw, B2_TI_CTRL, TIM_STOP);
3021 skge_write8(hw, B2_TI_CTRL, TIM_CLR_IRQ);
3022 skge_write8(hw, B0_LED, LED_STAT_ON);
3023
3024 /* enable the Tx Arbiters */
3025 for (i = 0; i < ports; i++)
3026 skge_write8(hw, SKGEMAC_REG(i, TXA_CTRL), TXA_ENA_ARB);
3027
3028 /* Initialize ram interface */
3029 skge_write16(hw, B3_RI_CTRL, RI_RST_CLR);
3030
3031 skge_write8(hw, B3_RI_WTO_R1, SK_RI_TO_53);
3032 skge_write8(hw, B3_RI_WTO_XA1, SK_RI_TO_53);
3033 skge_write8(hw, B3_RI_WTO_XS1, SK_RI_TO_53);
3034 skge_write8(hw, B3_RI_RTO_R1, SK_RI_TO_53);
3035 skge_write8(hw, B3_RI_RTO_XA1, SK_RI_TO_53);
3036 skge_write8(hw, B3_RI_RTO_XS1, SK_RI_TO_53);
3037 skge_write8(hw, B3_RI_WTO_R2, SK_RI_TO_53);
3038 skge_write8(hw, B3_RI_WTO_XA2, SK_RI_TO_53);
3039 skge_write8(hw, B3_RI_WTO_XS2, SK_RI_TO_53);
3040 skge_write8(hw, B3_RI_RTO_R2, SK_RI_TO_53);
3041 skge_write8(hw, B3_RI_RTO_XA2, SK_RI_TO_53);
3042 skge_write8(hw, B3_RI_RTO_XS2, SK_RI_TO_53);
3043
3044 skge_write32(hw, B0_HWE_IMSK, IS_ERR_MSK);
3045
3046 /* Set interrupt moderation for Transmit only
3047 * Receive interrupts avoided by NAPI
3048 */
3049 skge_write32(hw, B2_IRQM_MSK, IS_XA1_F|IS_XA2_F);
3050 skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, 100));
3051 skge_write32(hw, B2_IRQM_CTRL, TIM_START);
3052
3053 hw->intr_mask = IS_HW_ERR | IS_EXT_REG | IS_PORT_1;
3054 if (isdualport(hw))
3055 hw->intr_mask |= IS_PORT_2;
3056 skge_write32(hw, B0_IMSK, hw->intr_mask);
3057
3058 if (hw->chip_id != CHIP_ID_GENESIS)
3059 skge_write8(hw, GMAC_IRQ_MSK, 0);
3060
3061 spin_lock_bh(&hw->phy_lock);
3062 for (i = 0; i < ports; i++) {
3063 if (hw->chip_id == CHIP_ID_GENESIS)
3064 genesis_reset(hw, i);
3065 else
3066 yukon_reset(hw, i);
3067 }
3068 spin_unlock_bh(&hw->phy_lock);
3069
3070 return 0;
3071}
3072
3073/* Initialize network device */
3074static struct net_device *skge_devinit(struct skge_hw *hw, int port)
3075{
3076 struct skge_port *skge;
3077 struct net_device *dev = alloc_etherdev(sizeof(*skge));
3078
3079 if (!dev) {
3080 printk(KERN_ERR "skge etherdev alloc failed");
3081 return NULL;
3082 }
3083
3084 SET_MODULE_OWNER(dev);
3085 SET_NETDEV_DEV(dev, &hw->pdev->dev);
3086 dev->open = skge_up;
3087 dev->stop = skge_down;
3088 dev->hard_start_xmit = skge_xmit_frame;
3089 dev->get_stats = skge_get_stats;
3090 if (hw->chip_id == CHIP_ID_GENESIS)
3091 dev->set_multicast_list = genesis_set_multicast;
3092 else
3093 dev->set_multicast_list = yukon_set_multicast;
3094
3095 dev->set_mac_address = skge_set_mac_address;
3096 dev->change_mtu = skge_change_mtu;
3097 SET_ETHTOOL_OPS(dev, &skge_ethtool_ops);
3098 dev->tx_timeout = skge_tx_timeout;
3099 dev->watchdog_timeo = TX_WATCHDOG;
3100 dev->poll = skge_poll;
3101 dev->weight = NAPI_WEIGHT;
3102#ifdef CONFIG_NET_POLL_CONTROLLER
3103 dev->poll_controller = skge_netpoll;
3104#endif
3105 dev->irq = hw->pdev->irq;
3106 dev->features = NETIF_F_LLTX;
3107
3108 skge = netdev_priv(dev);
3109 skge->netdev = dev;
3110 skge->hw = hw;
3111 skge->msg_enable = netif_msg_init(debug, default_msg);
3112 skge->tx_ring.count = DEFAULT_TX_RING_SIZE;
3113 skge->rx_ring.count = DEFAULT_RX_RING_SIZE;
3114
3115 /* Auto speed and flow control */
3116 skge->autoneg = AUTONEG_ENABLE;
3117 skge->flow_control = FLOW_MODE_SYMMETRIC;
3118 skge->duplex = -1;
3119 skge->speed = -1;
3120 skge->advertising = skge_modes(hw);
3121
3122 hw->dev[port] = dev;
3123
3124 skge->port = port;
3125
3126 spin_lock_init(&skge->tx_lock);
3127
3128 init_timer(&skge->link_check);
3129 skge->link_check.function = skge_link_timer;
3130 skge->link_check.data = (unsigned long) skge;
3131
3132 init_timer(&skge->led_blink);
3133 skge->led_blink.function = skge_blink_timer;
3134 skge->led_blink.data = (unsigned long) skge;
3135
3136 if (hw->chip_id != CHIP_ID_GENESIS) {
3137 dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
3138 skge->rx_csum = 1;
3139 }
3140
3141 /* read the mac address */
3142 memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port*8, ETH_ALEN);
3143
3144 /* device is off until link detection */
3145 netif_carrier_off(dev);
3146 netif_stop_queue(dev);
3147
3148 return dev;
3149}
3150
3151static void __devinit skge_show_addr(struct net_device *dev)
3152{
3153 const struct skge_port *skge = netdev_priv(dev);
3154
3155 if (netif_msg_probe(skge))
3156 printk(KERN_INFO PFX "%s: addr %02x:%02x:%02x:%02x:%02x:%02x\n",
3157 dev->name,
3158 dev->dev_addr[0], dev->dev_addr[1], dev->dev_addr[2],
3159 dev->dev_addr[3], dev->dev_addr[4], dev->dev_addr[5]);
3160}
3161
3162static int __devinit skge_probe(struct pci_dev *pdev,
3163 const struct pci_device_id *ent)
3164{
3165 struct net_device *dev, *dev1;
3166 struct skge_hw *hw;
3167 int err, using_dac = 0;
3168
3169 if ((err = pci_enable_device(pdev))) {
3170 printk(KERN_ERR PFX "%s cannot enable PCI device\n",
3171 pci_name(pdev));
3172 goto err_out;
3173 }
3174
3175 if ((err = pci_request_regions(pdev, DRV_NAME))) {
3176 printk(KERN_ERR PFX "%s cannot obtain PCI resources\n",
3177 pci_name(pdev));
3178 goto err_out_disable_pdev;
3179 }
3180
3181 pci_set_master(pdev);
3182
3183 if (!(err = pci_set_dma_mask(pdev, DMA_64BIT_MASK)))
3184 using_dac = 1;
3185 else if (!(err = pci_set_dma_mask(pdev, DMA_32BIT_MASK))) {
3186 printk(KERN_ERR PFX "%s no usable DMA configuration\n",
3187 pci_name(pdev));
3188 goto err_out_free_regions;
3189 }
3190
3191#ifdef __BIG_ENDIAN
3192 /* byte swap decriptors in hardware */
3193 {
3194 u32 reg;
3195
3196 pci_read_config_dword(pdev, PCI_DEV_REG2, &reg);
3197 reg |= PCI_REV_DESC;
3198 pci_write_config_dword(pdev, PCI_DEV_REG2, reg);
3199 }
3200#endif
3201
3202 err = -ENOMEM;
3203 hw = kmalloc(sizeof(*hw), GFP_KERNEL);
3204 if (!hw) {
3205 printk(KERN_ERR PFX "%s: cannot allocate hardware struct\n",
3206 pci_name(pdev));
3207 goto err_out_free_regions;
3208 }
3209
3210 memset(hw, 0, sizeof(*hw));
3211 hw->pdev = pdev;
3212 spin_lock_init(&hw->phy_lock);
3213 tasklet_init(&hw->ext_tasklet, skge_extirq, (unsigned long) hw);
3214
3215 hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000);
3216 if (!hw->regs) {
3217 printk(KERN_ERR PFX "%s: cannot map device registers\n",
3218 pci_name(pdev));
3219 goto err_out_free_hw;
3220 }
3221
3222 if ((err = request_irq(pdev->irq, skge_intr, SA_SHIRQ, DRV_NAME, hw))) {
3223 printk(KERN_ERR PFX "%s: cannot assign irq %d\n",
3224 pci_name(pdev), pdev->irq);
3225 goto err_out_iounmap;
3226 }
3227 pci_set_drvdata(pdev, hw);
3228
3229 err = skge_reset(hw);
3230 if (err)
3231 goto err_out_free_irq;
3232
3233 printk(KERN_INFO PFX "addr 0x%lx irq %d chip %s rev %d\n",
3234 pci_resource_start(pdev, 0), pdev->irq,
3235 skge_board_name(hw), chip_rev(hw));
3236
3237 if ((dev = skge_devinit(hw, 0)) == NULL)
3238 goto err_out_led_off;
3239
3240 if (using_dac)
3241 dev->features |= NETIF_F_HIGHDMA;
3242
3243 if ((err = register_netdev(dev))) {
3244 printk(KERN_ERR PFX "%s: cannot register net device\n",
3245 pci_name(pdev));
3246 goto err_out_free_netdev;
3247 }
3248
3249 skge_show_addr(dev);
3250
3251 if (isdualport(hw) && (dev1 = skge_devinit(hw, 1))) {
3252 if (using_dac)
3253 dev1->features |= NETIF_F_HIGHDMA;
3254
3255 if (register_netdev(dev1) == 0)
3256 skge_show_addr(dev1);
3257 else {
3258 /* Failure to register second port need not be fatal */
3259 printk(KERN_WARNING PFX "register of second port failed\n");
3260 hw->dev[1] = NULL;
3261 free_netdev(dev1);
3262 }
3263 }
3264
3265 return 0;
3266
3267err_out_free_netdev:
3268 free_netdev(dev);
3269err_out_led_off:
3270 skge_write16(hw, B0_LED, LED_STAT_OFF);
3271err_out_free_irq:
3272 free_irq(pdev->irq, hw);
3273err_out_iounmap:
3274 iounmap(hw->regs);
3275err_out_free_hw:
3276 kfree(hw);
3277err_out_free_regions:
3278 pci_release_regions(pdev);
3279err_out_disable_pdev:
3280 pci_disable_device(pdev);
3281 pci_set_drvdata(pdev, NULL);
3282err_out:
3283 return err;
3284}
3285
3286static void __devexit skge_remove(struct pci_dev *pdev)
3287{
3288 struct skge_hw *hw = pci_get_drvdata(pdev);
3289 struct net_device *dev0, *dev1;
3290
3291 if(!hw)
3292 return;
3293
3294 if ((dev1 = hw->dev[1]))
3295 unregister_netdev(dev1);
3296 dev0 = hw->dev[0];
3297 unregister_netdev(dev0);
3298
3299 tasklet_kill(&hw->ext_tasklet);
3300
3301 free_irq(pdev->irq, hw);
3302 pci_release_regions(pdev);
3303 pci_disable_device(pdev);
3304 if (dev1)
3305 free_netdev(dev1);
3306 free_netdev(dev0);
3307 skge_write16(hw, B0_LED, LED_STAT_OFF);
3308 iounmap(hw->regs);
3309 kfree(hw);
3310 pci_set_drvdata(pdev, NULL);
3311}
3312
3313#ifdef CONFIG_PM
3314static int skge_suspend(struct pci_dev *pdev, u32 state)
3315{
3316 struct skge_hw *hw = pci_get_drvdata(pdev);
3317 int i, wol = 0;
3318
3319 for(i = 0; i < 2; i++) {
3320 struct net_device *dev = hw->dev[i];
3321
3322 if (dev) {
3323 struct skge_port *skge = netdev_priv(dev);
3324 if (netif_running(dev)) {
3325 netif_carrier_off(dev);
3326 skge_down(dev);
3327 }
3328 netif_device_detach(dev);
3329 wol |= skge->wol;
3330 }
3331 }
3332
3333 pci_save_state(pdev);
3334 pci_enable_wake(pdev, state, wol);
3335 pci_disable_device(pdev);
3336 pci_set_power_state(pdev, pci_choose_state(pdev, state));
3337
3338 return 0;
3339}
3340
3341static int skge_resume(struct pci_dev *pdev)
3342{
3343 struct skge_hw *hw = pci_get_drvdata(pdev);
3344 int i;
3345
3346 pci_set_power_state(pdev, PCI_D0);
3347 pci_restore_state(pdev);
3348 pci_enable_wake(pdev, PCI_D0, 0);
3349
3350 skge_reset(hw);
3351
3352 for(i = 0; i < 2; i++) {
3353 struct net_device *dev = hw->dev[i];
3354 if (dev) {
3355 netif_device_attach(dev);
3356 if(netif_running(dev))
3357 skge_up(dev);
3358 }
3359 }
3360 return 0;
3361}
3362#endif
3363
3364static struct pci_driver skge_driver = {
3365 .name = DRV_NAME,
3366 .id_table = skge_id_table,
3367 .probe = skge_probe,
3368 .remove = __devexit_p(skge_remove),
3369#ifdef CONFIG_PM
3370 .suspend = skge_suspend,
3371 .resume = skge_resume,
3372#endif
3373};
3374
3375static int __init skge_init_module(void)
3376{
3377 return pci_module_init(&skge_driver);
3378}
3379
3380static void __exit skge_cleanup_module(void)
3381{
3382 pci_unregister_driver(&skge_driver);
3383}
3384
3385module_init(skge_init_module);
3386module_exit(skge_cleanup_module);
diff --git a/drivers/net/skge.h b/drivers/net/skge.h
new file mode 100644
index 000000000000..36c62b68fab4
--- /dev/null
+++ b/drivers/net/skge.h
@@ -0,0 +1,3005 @@
1/*
2 * Definitions for the new Marvell Yukon / SysKonenct driver.
3 */
4#ifndef _SKGE_H
5#define _SKGE_H
6
7/* PCI config registers */
8#define PCI_DEV_REG1 0x40
9#define PCI_DEV_REG2 0x44
10#ifndef PCI_VPD
11#define PCI_VPD 0x50
12#endif
13
14/* PCI_OUR_REG_2 32 bit Our Register 2 */
15enum {
16 PCI_VPD_WR_THR = 0xff<<24, /* Bit 31..24: VPD Write Threshold */
17 PCI_DEV_SEL = 0x7f<<17, /* Bit 23..17: EEPROM Device Select */
18 PCI_VPD_ROM_SZ = 7 <<14, /* Bit 16..14: VPD ROM Size */
19 /* Bit 13..12: reserved */
20 PCI_EN_DUMMY_RD = 1<<3, /* Enable Dummy Read */
21 PCI_REV_DESC = 1<<2, /* Reverse Desc. Bytes */
22 PCI_USEDATA64 = 1<<0, /* Use 64Bit Data bus ext */
23};
24
25/* PCI_VPD_ADR_REG 16 bit VPD Address Register */
26enum {
27 PCI_VPD_FLAG = 1<<15, /* starts VPD rd/wr cycle */
28 PCI_VPD_ADR_MSK =0x7fffL, /* Bit 14.. 0: VPD Address Mask */
29 VPD_RES_ID = 0x82,
30 VPD_RES_READ = 0x90,
31 VPD_RES_WRITE = 0x81,
32 VPD_RES_END = 0x78,
33};
34
35
36#define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \
37 PCI_STATUS_SIG_SYSTEM_ERROR | \
38 PCI_STATUS_REC_MASTER_ABORT | \
39 PCI_STATUS_REC_TARGET_ABORT | \
40 PCI_STATUS_PARITY)
41
42
43enum csr_regs {
44 B0_RAP = 0x0000,
45 B0_CTST = 0x0004,
46 B0_LED = 0x0006,
47 B0_POWER_CTRL = 0x0007,
48 B0_ISRC = 0x0008,
49 B0_IMSK = 0x000c,
50 B0_HWE_ISRC = 0x0010,
51 B0_HWE_IMSK = 0x0014,
52 B0_SP_ISRC = 0x0018,
53 B0_XM1_IMSK = 0x0020,
54 B0_XM1_ISRC = 0x0028,
55 B0_XM1_PHY_ADDR = 0x0030,
56 B0_XM1_PHY_DATA = 0x0034,
57 B0_XM2_IMSK = 0x0040,
58 B0_XM2_ISRC = 0x0048,
59 B0_XM2_PHY_ADDR = 0x0050,
60 B0_XM2_PHY_DATA = 0x0054,
61 B0_R1_CSR = 0x0060,
62 B0_R2_CSR = 0x0064,
63 B0_XS1_CSR = 0x0068,
64 B0_XA1_CSR = 0x006c,
65 B0_XS2_CSR = 0x0070,
66 B0_XA2_CSR = 0x0074,
67
68 B2_MAC_1 = 0x0100,
69 B2_MAC_2 = 0x0108,
70 B2_MAC_3 = 0x0110,
71 B2_CONN_TYP = 0x0118,
72 B2_PMD_TYP = 0x0119,
73 B2_MAC_CFG = 0x011a,
74 B2_CHIP_ID = 0x011b,
75 B2_E_0 = 0x011c,
76 B2_E_1 = 0x011d,
77 B2_E_2 = 0x011e,
78 B2_E_3 = 0x011f,
79 B2_FAR = 0x0120,
80 B2_FDP = 0x0124,
81 B2_LD_CTRL = 0x0128,
82 B2_LD_TEST = 0x0129,
83 B2_TI_INI = 0x0130,
84 B2_TI_VAL = 0x0134,
85 B2_TI_CTRL = 0x0138,
86 B2_TI_TEST = 0x0139,
87 B2_IRQM_INI = 0x0140,
88 B2_IRQM_VAL = 0x0144,
89 B2_IRQM_CTRL = 0x0148,
90 B2_IRQM_TEST = 0x0149,
91 B2_IRQM_MSK = 0x014c,
92 B2_IRQM_HWE_MSK = 0x0150,
93 B2_TST_CTRL1 = 0x0158,
94 B2_TST_CTRL2 = 0x0159,
95 B2_GP_IO = 0x015c,
96 B2_I2C_CTRL = 0x0160,
97 B2_I2C_DATA = 0x0164,
98 B2_I2C_IRQ = 0x0168,
99 B2_I2C_SW = 0x016c,
100 B2_BSC_INI = 0x0170,
101 B2_BSC_VAL = 0x0174,
102 B2_BSC_CTRL = 0x0178,
103 B2_BSC_STAT = 0x0179,
104 B2_BSC_TST = 0x017a,
105
106 B3_RAM_ADDR = 0x0180,
107 B3_RAM_DATA_LO = 0x0184,
108 B3_RAM_DATA_HI = 0x0188,
109 B3_RI_WTO_R1 = 0x0190,
110 B3_RI_WTO_XA1 = 0x0191,
111 B3_RI_WTO_XS1 = 0x0192,
112 B3_RI_RTO_R1 = 0x0193,
113 B3_RI_RTO_XA1 = 0x0194,
114 B3_RI_RTO_XS1 = 0x0195,
115 B3_RI_WTO_R2 = 0x0196,
116 B3_RI_WTO_XA2 = 0x0197,
117 B3_RI_WTO_XS2 = 0x0198,
118 B3_RI_RTO_R2 = 0x0199,
119 B3_RI_RTO_XA2 = 0x019a,
120 B3_RI_RTO_XS2 = 0x019b,
121 B3_RI_TO_VAL = 0x019c,
122 B3_RI_CTRL = 0x01a0,
123 B3_RI_TEST = 0x01a2,
124 B3_MA_TOINI_RX1 = 0x01b0,
125 B3_MA_TOINI_RX2 = 0x01b1,
126 B3_MA_TOINI_TX1 = 0x01b2,
127 B3_MA_TOINI_TX2 = 0x01b3,
128 B3_MA_TOVAL_RX1 = 0x01b4,
129 B3_MA_TOVAL_RX2 = 0x01b5,
130 B3_MA_TOVAL_TX1 = 0x01b6,
131 B3_MA_TOVAL_TX2 = 0x01b7,
132 B3_MA_TO_CTRL = 0x01b8,
133 B3_MA_TO_TEST = 0x01ba,
134 B3_MA_RCINI_RX1 = 0x01c0,
135 B3_MA_RCINI_RX2 = 0x01c1,
136 B3_MA_RCINI_TX1 = 0x01c2,
137 B3_MA_RCINI_TX2 = 0x01c3,
138 B3_MA_RCVAL_RX1 = 0x01c4,
139 B3_MA_RCVAL_RX2 = 0x01c5,
140 B3_MA_RCVAL_TX1 = 0x01c6,
141 B3_MA_RCVAL_TX2 = 0x01c7,
142 B3_MA_RC_CTRL = 0x01c8,
143 B3_MA_RC_TEST = 0x01ca,
144 B3_PA_TOINI_RX1 = 0x01d0,
145 B3_PA_TOINI_RX2 = 0x01d4,
146 B3_PA_TOINI_TX1 = 0x01d8,
147 B3_PA_TOINI_TX2 = 0x01dc,
148 B3_PA_TOVAL_RX1 = 0x01e0,
149 B3_PA_TOVAL_RX2 = 0x01e4,
150 B3_PA_TOVAL_TX1 = 0x01e8,
151 B3_PA_TOVAL_TX2 = 0x01ec,
152 B3_PA_CTRL = 0x01f0,
153 B3_PA_TEST = 0x01f2,
154};
155
156/* B0_CTST 16 bit Control/Status register */
157enum {
158 CS_CLK_RUN_HOT = 1<<13,/* CLK_RUN hot m. (YUKON-Lite only) */
159 CS_CLK_RUN_RST = 1<<12,/* CLK_RUN reset (YUKON-Lite only) */
160 CS_CLK_RUN_ENA = 1<<11,/* CLK_RUN enable (YUKON-Lite only) */
161 CS_VAUX_AVAIL = 1<<10,/* VAUX available (YUKON only) */
162 CS_BUS_CLOCK = 1<<9, /* Bus Clock 0/1 = 33/66 MHz */
163 CS_BUS_SLOT_SZ = 1<<8, /* Slot Size 0/1 = 32/64 bit slot */
164 CS_ST_SW_IRQ = 1<<7, /* Set IRQ SW Request */
165 CS_CL_SW_IRQ = 1<<6, /* Clear IRQ SW Request */
166 CS_STOP_DONE = 1<<5, /* Stop Master is finished */
167 CS_STOP_MAST = 1<<4, /* Command Bit to stop the master */
168 CS_MRST_CLR = 1<<3, /* Clear Master reset */
169 CS_MRST_SET = 1<<2, /* Set Master reset */
170 CS_RST_CLR = 1<<1, /* Clear Software reset */
171 CS_RST_SET = 1, /* Set Software reset */
172
173/* B0_LED 8 Bit LED register */
174/* Bit 7.. 2: reserved */
175 LED_STAT_ON = 1<<1, /* Status LED on */
176 LED_STAT_OFF = 1, /* Status LED off */
177
178/* B0_POWER_CTRL 8 Bit Power Control reg (YUKON only) */
179 PC_VAUX_ENA = 1<<7, /* Switch VAUX Enable */
180 PC_VAUX_DIS = 1<<6, /* Switch VAUX Disable */
181 PC_VCC_ENA = 1<<5, /* Switch VCC Enable */
182 PC_VCC_DIS = 1<<4, /* Switch VCC Disable */
183 PC_VAUX_ON = 1<<3, /* Switch VAUX On */
184 PC_VAUX_OFF = 1<<2, /* Switch VAUX Off */
185 PC_VCC_ON = 1<<1, /* Switch VCC On */
186 PC_VCC_OFF = 1<<0, /* Switch VCC Off */
187};
188
189/* B2_IRQM_MSK 32 bit IRQ Moderation Mask */
190enum {
191 IS_ALL_MSK = 0xbffffffful, /* All Interrupt bits */
192 IS_HW_ERR = 1<<31, /* Interrupt HW Error */
193 /* Bit 30: reserved */
194 IS_PA_TO_RX1 = 1<<29, /* Packet Arb Timeout Rx1 */
195 IS_PA_TO_RX2 = 1<<28, /* Packet Arb Timeout Rx2 */
196 IS_PA_TO_TX1 = 1<<27, /* Packet Arb Timeout Tx1 */
197 IS_PA_TO_TX2 = 1<<26, /* Packet Arb Timeout Tx2 */
198 IS_I2C_READY = 1<<25, /* IRQ on end of I2C Tx */
199 IS_IRQ_SW = 1<<24, /* SW forced IRQ */
200 IS_EXT_REG = 1<<23, /* IRQ from LM80 or PHY (GENESIS only) */
201 /* IRQ from PHY (YUKON only) */
202 IS_TIMINT = 1<<22, /* IRQ from Timer */
203 IS_MAC1 = 1<<21, /* IRQ from MAC 1 */
204 IS_LNK_SYNC_M1 = 1<<20, /* Link Sync Cnt wrap MAC 1 */
205 IS_MAC2 = 1<<19, /* IRQ from MAC 2 */
206 IS_LNK_SYNC_M2 = 1<<18, /* Link Sync Cnt wrap MAC 2 */
207/* Receive Queue 1 */
208 IS_R1_B = 1<<17, /* Q_R1 End of Buffer */
209 IS_R1_F = 1<<16, /* Q_R1 End of Frame */
210 IS_R1_C = 1<<15, /* Q_R1 Encoding Error */
211/* Receive Queue 2 */
212 IS_R2_B = 1<<14, /* Q_R2 End of Buffer */
213 IS_R2_F = 1<<13, /* Q_R2 End of Frame */
214 IS_R2_C = 1<<12, /* Q_R2 Encoding Error */
215/* Synchronous Transmit Queue 1 */
216 IS_XS1_B = 1<<11, /* Q_XS1 End of Buffer */
217 IS_XS1_F = 1<<10, /* Q_XS1 End of Frame */
218 IS_XS1_C = 1<<9, /* Q_XS1 Encoding Error */
219/* Asynchronous Transmit Queue 1 */
220 IS_XA1_B = 1<<8, /* Q_XA1 End of Buffer */
221 IS_XA1_F = 1<<7, /* Q_XA1 End of Frame */
222 IS_XA1_C = 1<<6, /* Q_XA1 Encoding Error */
223/* Synchronous Transmit Queue 2 */
224 IS_XS2_B = 1<<5, /* Q_XS2 End of Buffer */
225 IS_XS2_F = 1<<4, /* Q_XS2 End of Frame */
226 IS_XS2_C = 1<<3, /* Q_XS2 Encoding Error */
227/* Asynchronous Transmit Queue 2 */
228 IS_XA2_B = 1<<2, /* Q_XA2 End of Buffer */
229 IS_XA2_F = 1<<1, /* Q_XA2 End of Frame */
230 IS_XA2_C = 1<<0, /* Q_XA2 Encoding Error */
231
232 IS_PORT_1 = IS_XA1_F| IS_R1_F| IS_MAC1,
233 IS_PORT_2 = IS_XA2_F| IS_R2_F| IS_MAC2,
234};
235
236
237/* B2_IRQM_HWE_MSK 32 bit IRQ Moderation HW Error Mask */
238enum {
239 IS_ERR_MSK = 0x00003fff,/* All Error bits */
240
241 IS_IRQ_TIST_OV = 1<<13, /* Time Stamp Timer Overflow (YUKON only) */
242 IS_IRQ_SENSOR = 1<<12, /* IRQ from Sensor (YUKON only) */
243 IS_IRQ_MST_ERR = 1<<11, /* IRQ master error detected */
244 IS_IRQ_STAT = 1<<10, /* IRQ status exception */
245 IS_NO_STAT_M1 = 1<<9, /* No Rx Status from MAC 1 */
246 IS_NO_STAT_M2 = 1<<8, /* No Rx Status from MAC 2 */
247 IS_NO_TIST_M1 = 1<<7, /* No Time Stamp from MAC 1 */
248 IS_NO_TIST_M2 = 1<<6, /* No Time Stamp from MAC 2 */
249 IS_RAM_RD_PAR = 1<<5, /* RAM Read Parity Error */
250 IS_RAM_WR_PAR = 1<<4, /* RAM Write Parity Error */
251 IS_M1_PAR_ERR = 1<<3, /* MAC 1 Parity Error */
252 IS_M2_PAR_ERR = 1<<2, /* MAC 2 Parity Error */
253 IS_R1_PAR_ERR = 1<<1, /* Queue R1 Parity Error */
254 IS_R2_PAR_ERR = 1<<0, /* Queue R2 Parity Error */
255};
256
257/* B2_TST_CTRL1 8 bit Test Control Register 1 */
258enum {
259 TST_FRC_DPERR_MR = 1<<7, /* force DATAPERR on MST RD */
260 TST_FRC_DPERR_MW = 1<<6, /* force DATAPERR on MST WR */
261 TST_FRC_DPERR_TR = 1<<5, /* force DATAPERR on TRG RD */
262 TST_FRC_DPERR_TW = 1<<4, /* force DATAPERR on TRG WR */
263 TST_FRC_APERR_M = 1<<3, /* force ADDRPERR on MST */
264 TST_FRC_APERR_T = 1<<2, /* force ADDRPERR on TRG */
265 TST_CFG_WRITE_ON = 1<<1, /* Enable Config Reg WR */
266 TST_CFG_WRITE_OFF= 1<<0, /* Disable Config Reg WR */
267};
268
269/* B2_MAC_CFG 8 bit MAC Configuration / Chip Revision */
270enum {
271 CFG_CHIP_R_MSK = 0xf<<4, /* Bit 7.. 4: Chip Revision */
272 /* Bit 3.. 2: reserved */
273 CFG_DIS_M2_CLK = 1<<1, /* Disable Clock for 2nd MAC */
274 CFG_SNG_MAC = 1<<0, /* MAC Config: 0=2 MACs / 1=1 MAC*/
275};
276
277/* B2_CHIP_ID 8 bit Chip Identification Number */
278enum {
279 CHIP_ID_GENESIS = 0x0a, /* Chip ID for GENESIS */
280 CHIP_ID_YUKON = 0xb0, /* Chip ID for YUKON */
281 CHIP_ID_YUKON_LITE = 0xb1, /* Chip ID for YUKON-Lite (Rev. A1-A3) */
282 CHIP_ID_YUKON_LP = 0xb2, /* Chip ID for YUKON-LP */
283 CHIP_ID_YUKON_XL = 0xb3, /* Chip ID for YUKON-2 XL */
284 CHIP_ID_YUKON_EC = 0xb6, /* Chip ID for YUKON-2 EC */
285 CHIP_ID_YUKON_FE = 0xb7, /* Chip ID for YUKON-2 FE */
286
287 CHIP_REV_YU_LITE_A1 = 3, /* Chip Rev. for YUKON-Lite A1,A2 */
288 CHIP_REV_YU_LITE_A3 = 7, /* Chip Rev. for YUKON-Lite A3 */
289};
290
291/* B2_LD_TEST 8 bit EPROM loader test register */
292enum {
293 LD_T_ON = 1<<3, /* Loader Test mode on */
294 LD_T_OFF = 1<<2, /* Loader Test mode off */
295 LD_T_STEP = 1<<1, /* Decrement FPROM addr. Counter */
296 LD_START = 1<<0, /* Start loading FPROM */
297};
298
299/* B2_TI_CTRL 8 bit Timer control */
300/* B2_IRQM_CTRL 8 bit IRQ Moderation Timer Control */
301enum {
302 TIM_START = 1<<2, /* Start Timer */
303 TIM_STOP = 1<<1, /* Stop Timer */
304 TIM_CLR_IRQ = 1<<0, /* Clear Timer IRQ (!IRQM) */
305};
306
307/* B2_TI_TEST 8 Bit Timer Test */
308/* B2_IRQM_TEST 8 bit IRQ Moderation Timer Test */
309/* B28_DPT_TST 8 bit Descriptor Poll Timer Test Reg */
310enum {
311 TIM_T_ON = 1<<2, /* Test mode on */
312 TIM_T_OFF = 1<<1, /* Test mode off */
313 TIM_T_STEP = 1<<0, /* Test step */
314};
315
316/* B28_DPT_INI 32 bit Descriptor Poll Timer Init Val */
317/* B28_DPT_VAL 32 bit Descriptor Poll Timer Curr Val */
318/* B28_DPT_CTRL 8 bit Descriptor Poll Timer Ctrl Reg */
319enum {
320 DPT_MSK = 0x00ffffffL, /* Bit 23.. 0: Desc Poll Timer Bits */
321
322 DPT_START = 1<<1, /* Start Descriptor Poll Timer */
323 DPT_STOP = 1<<0, /* Stop Descriptor Poll Timer */
324};
325
326/* B2_GP_IO 32 bit General Purpose I/O Register */
327enum {
328 GP_DIR_9 = 1<<25, /* IO_9 direct, 0=In/1=Out */
329 GP_DIR_8 = 1<<24, /* IO_8 direct, 0=In/1=Out */
330 GP_DIR_7 = 1<<23, /* IO_7 direct, 0=In/1=Out */
331 GP_DIR_6 = 1<<22, /* IO_6 direct, 0=In/1=Out */
332 GP_DIR_5 = 1<<21, /* IO_5 direct, 0=In/1=Out */
333 GP_DIR_4 = 1<<20, /* IO_4 direct, 0=In/1=Out */
334 GP_DIR_3 = 1<<19, /* IO_3 direct, 0=In/1=Out */
335 GP_DIR_2 = 1<<18, /* IO_2 direct, 0=In/1=Out */
336 GP_DIR_1 = 1<<17, /* IO_1 direct, 0=In/1=Out */
337 GP_DIR_0 = 1<<16, /* IO_0 direct, 0=In/1=Out */
338
339 GP_IO_9 = 1<<9, /* IO_9 pin */
340 GP_IO_8 = 1<<8, /* IO_8 pin */
341 GP_IO_7 = 1<<7, /* IO_7 pin */
342 GP_IO_6 = 1<<6, /* IO_6 pin */
343 GP_IO_5 = 1<<5, /* IO_5 pin */
344 GP_IO_4 = 1<<4, /* IO_4 pin */
345 GP_IO_3 = 1<<3, /* IO_3 pin */
346 GP_IO_2 = 1<<2, /* IO_2 pin */
347 GP_IO_1 = 1<<1, /* IO_1 pin */
348 GP_IO_0 = 1<<0, /* IO_0 pin */
349};
350
351/* Rx/Tx Path related Arbiter Test Registers */
352/* B3_MA_TO_TEST 16 bit MAC Arbiter Timeout Test Reg */
353/* B3_MA_RC_TEST 16 bit MAC Arbiter Recovery Test Reg */
354/* B3_PA_TEST 16 bit Packet Arbiter Test Register */
355/* Bit 15, 11, 7, and 3 are reserved in B3_PA_TEST */
356enum {
357 TX2_T_EV = 1<<15,/* TX2 Timeout/Recv Event occured */
358 TX2_T_ON = 1<<14,/* TX2 Timeout/Recv Timer Test On */
359 TX2_T_OFF = 1<<13,/* TX2 Timeout/Recv Timer Tst Off */
360 TX2_T_STEP = 1<<12,/* TX2 Timeout/Recv Timer Step */
361 TX1_T_EV = 1<<11,/* TX1 Timeout/Recv Event occured */
362 TX1_T_ON = 1<<10,/* TX1 Timeout/Recv Timer Test On */
363 TX1_T_OFF = 1<<9, /* TX1 Timeout/Recv Timer Tst Off */
364 TX1_T_STEP = 1<<8, /* TX1 Timeout/Recv Timer Step */
365 RX2_T_EV = 1<<7, /* RX2 Timeout/Recv Event occured */
366 RX2_T_ON = 1<<6, /* RX2 Timeout/Recv Timer Test On */
367 RX2_T_OFF = 1<<5, /* RX2 Timeout/Recv Timer Tst Off */
368 RX2_T_STEP = 1<<4, /* RX2 Timeout/Recv Timer Step */
369 RX1_T_EV = 1<<3, /* RX1 Timeout/Recv Event occured */
370 RX1_T_ON = 1<<2, /* RX1 Timeout/Recv Timer Test On */
371 RX1_T_OFF = 1<<1, /* RX1 Timeout/Recv Timer Tst Off */
372 RX1_T_STEP = 1<<0, /* RX1 Timeout/Recv Timer Step */
373};
374
375/* Descriptor Bit Definition */
376/* TxCtrl Transmit Buffer Control Field */
377/* RxCtrl Receive Buffer Control Field */
378enum {
379 BMU_OWN = 1<<31, /* OWN bit: 0=host/1=BMU */
380 BMU_STF = 1<<30, /* Start of Frame */
381 BMU_EOF = 1<<29, /* End of Frame */
382 BMU_IRQ_EOB = 1<<28, /* Req "End of Buffer" IRQ */
383 BMU_IRQ_EOF = 1<<27, /* Req "End of Frame" IRQ */
384 /* TxCtrl specific bits */
385 BMU_STFWD = 1<<26, /* (Tx) Store & Forward Frame */
386 BMU_NO_FCS = 1<<25, /* (Tx) Disable MAC FCS (CRC) generation */
387 BMU_SW = 1<<24, /* (Tx) 1 bit res. for SW use */
388 /* RxCtrl specific bits */
389 BMU_DEV_0 = 1<<26, /* (Rx) Transfer data to Dev0 */
390 BMU_STAT_VAL = 1<<25, /* (Rx) Rx Status Valid */
391 BMU_TIST_VAL = 1<<24, /* (Rx) Rx TimeStamp Valid */
392 /* Bit 23..16: BMU Check Opcodes */
393 BMU_CHECK = 0x55<<16, /* Default BMU check */
394 BMU_TCP_CHECK = 0x56<<16, /* Descr with TCP ext */
395 BMU_UDP_CHECK = 0x57<<16, /* Descr with UDP ext (YUKON only) */
396 BMU_BBC = 0xffffL, /* Bit 15.. 0: Buffer Byte Counter */
397};
398
399/* B2_BSC_CTRL 8 bit Blink Source Counter Control */
400enum {
401 BSC_START = 1<<1, /* Start Blink Source Counter */
402 BSC_STOP = 1<<0, /* Stop Blink Source Counter */
403};
404
405/* B2_BSC_STAT 8 bit Blink Source Counter Status */
406enum {
407 BSC_SRC = 1<<0, /* Blink Source, 0=Off / 1=On */
408};
409
410/* B2_BSC_TST 16 bit Blink Source Counter Test Reg */
411enum {
412 BSC_T_ON = 1<<2, /* Test mode on */
413 BSC_T_OFF = 1<<1, /* Test mode off */
414 BSC_T_STEP = 1<<0, /* Test step */
415};
416
417/* B3_RAM_ADDR 32 bit RAM Address, to read or write */
418 /* Bit 31..19: reserved */
419#define RAM_ADR_RAN 0x0007ffffL /* Bit 18.. 0: RAM Address Range */
420/* RAM Interface Registers */
421
422/* B3_RI_CTRL 16 bit RAM Iface Control Register */
423enum {
424 RI_CLR_RD_PERR = 1<<9, /* Clear IRQ RAM Read Parity Err */
425 RI_CLR_WR_PERR = 1<<8, /* Clear IRQ RAM Write Parity Err*/
426
427 RI_RST_CLR = 1<<1, /* Clear RAM Interface Reset */
428 RI_RST_SET = 1<<0, /* Set RAM Interface Reset */
429};
430
431/* B3_RI_TEST 8 bit RAM Iface Test Register */
432enum {
433 RI_T_EV = 1<<3, /* Timeout Event occured */
434 RI_T_ON = 1<<2, /* Timeout Timer Test On */
435 RI_T_OFF = 1<<1, /* Timeout Timer Test Off */
436 RI_T_STEP = 1<<0, /* Timeout Timer Step */
437};
438
439/* MAC Arbiter Registers */
440/* B3_MA_TO_CTRL 16 bit MAC Arbiter Timeout Ctrl Reg */
441enum {
442 MA_FOE_ON = 1<<3, /* XMAC Fast Output Enable ON */
443 MA_FOE_OFF = 1<<2, /* XMAC Fast Output Enable OFF */
444 MA_RST_CLR = 1<<1, /* Clear MAC Arbiter Reset */
445 MA_RST_SET = 1<<0, /* Set MAC Arbiter Reset */
446
447};
448
449/* Timeout values */
450#define SK_MAC_TO_53 72 /* MAC arbiter timeout */
451#define SK_PKT_TO_53 0x2000 /* Packet arbiter timeout */
452#define SK_PKT_TO_MAX 0xffff /* Maximum value */
453#define SK_RI_TO_53 36 /* RAM interface timeout */
454
455
456/* B3_MA_RC_CTRL 16 bit MAC Arbiter Recovery Ctrl Reg */
457enum {
458 MA_ENA_REC_TX2 = 1<<7, /* Enable Recovery Timer TX2 */
459 MA_DIS_REC_TX2 = 1<<6, /* Disable Recovery Timer TX2 */
460 MA_ENA_REC_TX1 = 1<<5, /* Enable Recovery Timer TX1 */
461 MA_DIS_REC_TX1 = 1<<4, /* Disable Recovery Timer TX1 */
462 MA_ENA_REC_RX2 = 1<<3, /* Enable Recovery Timer RX2 */
463 MA_DIS_REC_RX2 = 1<<2, /* Disable Recovery Timer RX2 */
464 MA_ENA_REC_RX1 = 1<<1, /* Enable Recovery Timer RX1 */
465 MA_DIS_REC_RX1 = 1<<0, /* Disable Recovery Timer RX1 */
466};
467
468/* Packet Arbiter Registers */
469/* B3_PA_CTRL 16 bit Packet Arbiter Ctrl Register */
470enum {
471 PA_CLR_TO_TX2 = 1<<13, /* Clear IRQ Packet Timeout TX2 */
472 PA_CLR_TO_TX1 = 1<<12, /* Clear IRQ Packet Timeout TX1 */
473 PA_CLR_TO_RX2 = 1<<11, /* Clear IRQ Packet Timeout RX2 */
474 PA_CLR_TO_RX1 = 1<<10, /* Clear IRQ Packet Timeout RX1 */
475 PA_ENA_TO_TX2 = 1<<9, /* Enable Timeout Timer TX2 */
476 PA_DIS_TO_TX2 = 1<<8, /* Disable Timeout Timer TX2 */
477 PA_ENA_TO_TX1 = 1<<7, /* Enable Timeout Timer TX1 */
478 PA_DIS_TO_TX1 = 1<<6, /* Disable Timeout Timer TX1 */
479 PA_ENA_TO_RX2 = 1<<5, /* Enable Timeout Timer RX2 */
480 PA_DIS_TO_RX2 = 1<<4, /* Disable Timeout Timer RX2 */
481 PA_ENA_TO_RX1 = 1<<3, /* Enable Timeout Timer RX1 */
482 PA_DIS_TO_RX1 = 1<<2, /* Disable Timeout Timer RX1 */
483 PA_RST_CLR = 1<<1, /* Clear MAC Arbiter Reset */
484 PA_RST_SET = 1<<0, /* Set MAC Arbiter Reset */
485};
486
487#define PA_ENA_TO_ALL (PA_ENA_TO_RX1 | PA_ENA_TO_RX2 |\
488 PA_ENA_TO_TX1 | PA_ENA_TO_TX2)
489
490
491/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
492/* TXA_ITI_INI 32 bit Tx Arb Interval Timer Init Val */
493/* TXA_ITI_VAL 32 bit Tx Arb Interval Timer Value */
494/* TXA_LIM_INI 32 bit Tx Arb Limit Counter Init Val */
495/* TXA_LIM_VAL 32 bit Tx Arb Limit Counter Value */
496
497#define TXA_MAX_VAL 0x00ffffffUL /* Bit 23.. 0: Max TXA Timer/Cnt Val */
498
499/* TXA_CTRL 8 bit Tx Arbiter Control Register */
500enum {
501 TXA_ENA_FSYNC = 1<<7, /* Enable force of sync Tx queue */
502 TXA_DIS_FSYNC = 1<<6, /* Disable force of sync Tx queue */
503 TXA_ENA_ALLOC = 1<<5, /* Enable alloc of free bandwidth */
504 TXA_DIS_ALLOC = 1<<4, /* Disable alloc of free bandwidth */
505 TXA_START_RC = 1<<3, /* Start sync Rate Control */
506 TXA_STOP_RC = 1<<2, /* Stop sync Rate Control */
507 TXA_ENA_ARB = 1<<1, /* Enable Tx Arbiter */
508 TXA_DIS_ARB = 1<<0, /* Disable Tx Arbiter */
509};
510
511/*
512 * Bank 4 - 5
513 */
514/* Transmit Arbiter Registers MAC 1 and 2, use MR_ADDR() to access */
515enum {
516 TXA_ITI_INI = 0x0200,/* 32 bit Tx Arb Interval Timer Init Val*/
517 TXA_ITI_VAL = 0x0204,/* 32 bit Tx Arb Interval Timer Value */
518 TXA_LIM_INI = 0x0208,/* 32 bit Tx Arb Limit Counter Init Val */
519 TXA_LIM_VAL = 0x020c,/* 32 bit Tx Arb Limit Counter Value */
520 TXA_CTRL = 0x0210,/* 8 bit Tx Arbiter Control Register */
521 TXA_TEST = 0x0211,/* 8 bit Tx Arbiter Test Register */
522 TXA_STAT = 0x0212,/* 8 bit Tx Arbiter Status Register */
523};
524
525
526enum {
527 B6_EXT_REG = 0x0300,/* External registers (GENESIS only) */
528 B7_CFG_SPC = 0x0380,/* copy of the Configuration register */
529 B8_RQ1_REGS = 0x0400,/* Receive Queue 1 */
530 B8_RQ2_REGS = 0x0480,/* Receive Queue 2 */
531 B8_TS1_REGS = 0x0600,/* Transmit sync queue 1 */
532 B8_TA1_REGS = 0x0680,/* Transmit async queue 1 */
533 B8_TS2_REGS = 0x0700,/* Transmit sync queue 2 */
534 B8_TA2_REGS = 0x0780,/* Transmit sync queue 2 */
535 B16_RAM_REGS = 0x0800,/* RAM Buffer Registers */
536};
537
538/* Queue Register Offsets, use Q_ADDR() to access */
539enum {
540 B8_Q_REGS = 0x0400, /* base of Queue registers */
541 Q_D = 0x00, /* 8*32 bit Current Descriptor */
542 Q_DA_L = 0x20, /* 32 bit Current Descriptor Address Low dWord */
543 Q_DA_H = 0x24, /* 32 bit Current Descriptor Address High dWord */
544 Q_AC_L = 0x28, /* 32 bit Current Address Counter Low dWord */
545 Q_AC_H = 0x2c, /* 32 bit Current Address Counter High dWord */
546 Q_BC = 0x30, /* 32 bit Current Byte Counter */
547 Q_CSR = 0x34, /* 32 bit BMU Control/Status Register */
548 Q_F = 0x38, /* 32 bit Flag Register */
549 Q_T1 = 0x3c, /* 32 bit Test Register 1 */
550 Q_T1_TR = 0x3c, /* 8 bit Test Register 1 Transfer SM */
551 Q_T1_WR = 0x3d, /* 8 bit Test Register 1 Write Descriptor SM */
552 Q_T1_RD = 0x3e, /* 8 bit Test Register 1 Read Descriptor SM */
553 Q_T1_SV = 0x3f, /* 8 bit Test Register 1 Supervisor SM */
554 Q_T2 = 0x40, /* 32 bit Test Register 2 */
555 Q_T3 = 0x44, /* 32 bit Test Register 3 */
556
557/* Yukon-2 */
558 Q_DONE = 0x24, /* 16 bit Done Index (Yukon-2 only) */
559 Q_WM = 0x40, /* 16 bit FIFO Watermark */
560 Q_AL = 0x42, /* 8 bit FIFO Alignment */
561 Q_RSP = 0x44, /* 16 bit FIFO Read Shadow Pointer */
562 Q_RSL = 0x46, /* 8 bit FIFO Read Shadow Level */
563 Q_RP = 0x48, /* 8 bit FIFO Read Pointer */
564 Q_RL = 0x4a, /* 8 bit FIFO Read Level */
565 Q_WP = 0x4c, /* 8 bit FIFO Write Pointer */
566 Q_WSP = 0x4d, /* 8 bit FIFO Write Shadow Pointer */
567 Q_WL = 0x4e, /* 8 bit FIFO Write Level */
568 Q_WSL = 0x4f, /* 8 bit FIFO Write Shadow Level */
569};
570#define Q_ADDR(reg, offs) (B8_Q_REGS + (reg) + (offs))
571
572/* RAM Buffer Register Offsets */
573enum {
574
575 RB_START = 0x00,/* 32 bit RAM Buffer Start Address */
576 RB_END = 0x04,/* 32 bit RAM Buffer End Address */
577 RB_WP = 0x08,/* 32 bit RAM Buffer Write Pointer */
578 RB_RP = 0x0c,/* 32 bit RAM Buffer Read Pointer */
579 RB_RX_UTPP = 0x10,/* 32 bit Rx Upper Threshold, Pause Packet */
580 RB_RX_LTPP = 0x14,/* 32 bit Rx Lower Threshold, Pause Packet */
581 RB_RX_UTHP = 0x18,/* 32 bit Rx Upper Threshold, High Prio */
582 RB_RX_LTHP = 0x1c,/* 32 bit Rx Lower Threshold, High Prio */
583 /* 0x10 - 0x1f: reserved at Tx RAM Buffer Registers */
584 RB_PC = 0x20,/* 32 bit RAM Buffer Packet Counter */
585 RB_LEV = 0x24,/* 32 bit RAM Buffer Level Register */
586 RB_CTRL = 0x28,/* 32 bit RAM Buffer Control Register */
587 RB_TST1 = 0x29,/* 8 bit RAM Buffer Test Register 1 */
588 RB_TST2 = 0x2a,/* 8 bit RAM Buffer Test Register 2 */
589};
590
591/* Receive and Transmit Queues */
592enum {
593 Q_R1 = 0x0000, /* Receive Queue 1 */
594 Q_R2 = 0x0080, /* Receive Queue 2 */
595 Q_XS1 = 0x0200, /* Synchronous Transmit Queue 1 */
596 Q_XA1 = 0x0280, /* Asynchronous Transmit Queue 1 */
597 Q_XS2 = 0x0300, /* Synchronous Transmit Queue 2 */
598 Q_XA2 = 0x0380, /* Asynchronous Transmit Queue 2 */
599};
600
601/* Different MAC Types */
602enum {
603 SK_MAC_XMAC = 0, /* Xaqti XMAC II */
604 SK_MAC_GMAC = 1, /* Marvell GMAC */
605};
606
607/* Different PHY Types */
608enum {
609 SK_PHY_XMAC = 0,/* integrated in XMAC II */
610 SK_PHY_BCOM = 1,/* Broadcom BCM5400 */
611 SK_PHY_LONE = 2,/* Level One LXT1000 [not supported]*/
612 SK_PHY_NAT = 3,/* National DP83891 [not supported] */
613 SK_PHY_MARV_COPPER= 4,/* Marvell 88E1011S */
614 SK_PHY_MARV_FIBER = 5,/* Marvell 88E1011S working on fiber */
615};
616
617/* PHY addresses (bits 12..8 of PHY address reg) */
618enum {
619 PHY_ADDR_XMAC = 0<<8,
620 PHY_ADDR_BCOM = 1<<8,
621 PHY_ADDR_LONE = 3<<8,
622 PHY_ADDR_NAT = 0<<8,
623/* GPHY address (bits 15..11 of SMI control reg) */
624 PHY_ADDR_MARV = 0,
625};
626
627#define RB_ADDR(offs, queue) (B16_RAM_REGS + (queue) + (offs))
628
629/* Receive MAC FIFO, Receive LED, and Link_Sync regs (GENESIS only) */
630enum {
631 RX_MFF_EA = 0x0c00,/* 32 bit Receive MAC FIFO End Address */
632 RX_MFF_WP = 0x0c04,/* 32 bit Receive MAC FIFO Write Pointer */
633
634 RX_MFF_RP = 0x0c0c,/* 32 bit Receive MAC FIFO Read Pointer */
635 RX_MFF_PC = 0x0c10,/* 32 bit Receive MAC FIFO Packet Cnt */
636 RX_MFF_LEV = 0x0c14,/* 32 bit Receive MAC FIFO Level */
637 RX_MFF_CTRL1 = 0x0c18,/* 16 bit Receive MAC FIFO Control Reg 1*/
638 RX_MFF_STAT_TO = 0x0c1a,/* 8 bit Receive MAC Status Timeout */
639 RX_MFF_TIST_TO = 0x0c1b,/* 8 bit Receive MAC Time Stamp Timeout */
640 RX_MFF_CTRL2 = 0x0c1c,/* 8 bit Receive MAC FIFO Control Reg 2*/
641 RX_MFF_TST1 = 0x0c1d,/* 8 bit Receive MAC FIFO Test Reg 1 */
642 RX_MFF_TST2 = 0x0c1e,/* 8 bit Receive MAC FIFO Test Reg 2 */
643
644 RX_LED_INI = 0x0c20,/* 32 bit Receive LED Cnt Init Value */
645 RX_LED_VAL = 0x0c24,/* 32 bit Receive LED Cnt Current Value */
646 RX_LED_CTRL = 0x0c28,/* 8 bit Receive LED Cnt Control Reg */
647 RX_LED_TST = 0x0c29,/* 8 bit Receive LED Cnt Test Register */
648
649 LNK_SYNC_INI = 0x0c30,/* 32 bit Link Sync Cnt Init Value */
650 LNK_SYNC_VAL = 0x0c34,/* 32 bit Link Sync Cnt Current Value */
651 LNK_SYNC_CTRL = 0x0c38,/* 8 bit Link Sync Cnt Control Register */
652 LNK_SYNC_TST = 0x0c39,/* 8 bit Link Sync Cnt Test Register */
653 LNK_LED_REG = 0x0c3c,/* 8 bit Link LED Register */
654};
655
656/* Receive and Transmit MAC FIFO Registers (GENESIS only) */
657/* RX_MFF_CTRL1 16 bit Receive MAC FIFO Control Reg 1 */
658enum {
659 MFF_ENA_RDY_PAT = 1<<13, /* Enable Ready Patch */
660 MFF_DIS_RDY_PAT = 1<<12, /* Disable Ready Patch */
661 MFF_ENA_TIM_PAT = 1<<11, /* Enable Timing Patch */
662 MFF_DIS_TIM_PAT = 1<<10, /* Disable Timing Patch */
663 MFF_ENA_ALM_FUL = 1<<9, /* Enable AlmostFull Sign */
664 MFF_DIS_ALM_FUL = 1<<8, /* Disable AlmostFull Sign */
665 MFF_ENA_PAUSE = 1<<7, /* Enable Pause Signaling */
666 MFF_DIS_PAUSE = 1<<6, /* Disable Pause Signaling */
667 MFF_ENA_FLUSH = 1<<5, /* Enable Frame Flushing */
668 MFF_DIS_FLUSH = 1<<4, /* Disable Frame Flushing */
669 MFF_ENA_TIST = 1<<3, /* Enable Time Stamp Gener */
670 MFF_DIS_TIST = 1<<2, /* Disable Time Stamp Gener */
671 MFF_CLR_INTIST = 1<<1, /* Clear IRQ No Time Stamp */
672 MFF_CLR_INSTAT = 1<<0, /* Clear IRQ No Status */
673#define MFF_RX_CTRL_DEF MFF_ENA_TIM_PAT
674};
675
676/* TX_MFF_CTRL1 16 bit Transmit MAC FIFO Control Reg 1 */
677enum {
678 MFF_CLR_PERR = 1<<15, /* Clear Parity Error IRQ */
679 /* Bit 14: reserved */
680 MFF_ENA_PKT_REC = 1<<13, /* Enable Packet Recovery */
681 MFF_DIS_PKT_REC = 1<<12, /* Disable Packet Recovery */
682
683 MFF_ENA_W4E = 1<<7, /* Enable Wait for Empty */
684 MFF_DIS_W4E = 1<<6, /* Disable Wait for Empty */
685
686 MFF_ENA_LOOPB = 1<<3, /* Enable Loopback */
687 MFF_DIS_LOOPB = 1<<2, /* Disable Loopback */
688 MFF_CLR_MAC_RST = 1<<1, /* Clear XMAC Reset */
689 MFF_SET_MAC_RST = 1<<0, /* Set XMAC Reset */
690};
691
692#define MFF_TX_CTRL_DEF (MFF_ENA_PKT_REC | MFF_ENA_TIM_PAT | MFF_ENA_FLUSH)
693
694/* RX_MFF_TST2 8 bit Receive MAC FIFO Test Register 2 */
695/* TX_MFF_TST2 8 bit Transmit MAC FIFO Test Register 2 */
696enum {
697 MFF_WSP_T_ON = 1<<6, /* Tx: Write Shadow Ptr TestOn */
698 MFF_WSP_T_OFF = 1<<5, /* Tx: Write Shadow Ptr TstOff */
699 MFF_WSP_INC = 1<<4, /* Tx: Write Shadow Ptr Increment */
700 MFF_PC_DEC = 1<<3, /* Packet Counter Decrement */
701 MFF_PC_T_ON = 1<<2, /* Packet Counter Test On */
702 MFF_PC_T_OFF = 1<<1, /* Packet Counter Test Off */
703 MFF_PC_INC = 1<<0, /* Packet Counter Increment */
704};
705
706/* RX_MFF_TST1 8 bit Receive MAC FIFO Test Register 1 */
707/* TX_MFF_TST1 8 bit Transmit MAC FIFO Test Register 1 */
708enum {
709 MFF_WP_T_ON = 1<<6, /* Write Pointer Test On */
710 MFF_WP_T_OFF = 1<<5, /* Write Pointer Test Off */
711 MFF_WP_INC = 1<<4, /* Write Pointer Increm */
712
713 MFF_RP_T_ON = 1<<2, /* Read Pointer Test On */
714 MFF_RP_T_OFF = 1<<1, /* Read Pointer Test Off */
715 MFF_RP_DEC = 1<<0, /* Read Pointer Decrement */
716};
717
718/* RX_MFF_CTRL2 8 bit Receive MAC FIFO Control Reg 2 */
719/* TX_MFF_CTRL2 8 bit Transmit MAC FIFO Control Reg 2 */
720enum {
721 MFF_ENA_OP_MD = 1<<3, /* Enable Operation Mode */
722 MFF_DIS_OP_MD = 1<<2, /* Disable Operation Mode */
723 MFF_RST_CLR = 1<<1, /* Clear MAC FIFO Reset */
724 MFF_RST_SET = 1<<0, /* Set MAC FIFO Reset */
725};
726
727
728/* Link LED Counter Registers (GENESIS only) */
729
730/* RX_LED_CTRL 8 bit Receive LED Cnt Control Reg */
731/* TX_LED_CTRL 8 bit Transmit LED Cnt Control Reg */
732/* LNK_SYNC_CTRL 8 bit Link Sync Cnt Control Register */
733enum {
734 LED_START = 1<<2, /* Start Timer */
735 LED_STOP = 1<<1, /* Stop Timer */
736 LED_STATE = 1<<0, /* Rx/Tx: LED State, 1=LED on */
737};
738
739/* RX_LED_TST 8 bit Receive LED Cnt Test Register */
740/* TX_LED_TST 8 bit Transmit LED Cnt Test Register */
741/* LNK_SYNC_TST 8 bit Link Sync Cnt Test Register */
742enum {
743 LED_T_ON = 1<<2, /* LED Counter Test mode On */
744 LED_T_OFF = 1<<1, /* LED Counter Test mode Off */
745 LED_T_STEP = 1<<0, /* LED Counter Step */
746};
747
748/* LNK_LED_REG 8 bit Link LED Register */
749enum {
750 LED_BLK_ON = 1<<5, /* Link LED Blinking On */
751 LED_BLK_OFF = 1<<4, /* Link LED Blinking Off */
752 LED_SYNC_ON = 1<<3, /* Use Sync Wire to switch LED */
753 LED_SYNC_OFF = 1<<2, /* Disable Sync Wire Input */
754 LED_ON = 1<<1, /* switch LED on */
755 LED_OFF = 1<<0, /* switch LED off */
756};
757
758/* Receive GMAC FIFO (YUKON and Yukon-2) */
759enum {
760 RX_GMF_EA = 0x0c40,/* 32 bit Rx GMAC FIFO End Address */
761 RX_GMF_AF_THR = 0x0c44,/* 32 bit Rx GMAC FIFO Almost Full Thresh. */
762 RX_GMF_CTRL_T = 0x0c48,/* 32 bit Rx GMAC FIFO Control/Test */
763 RX_GMF_FL_MSK = 0x0c4c,/* 32 bit Rx GMAC FIFO Flush Mask */
764 RX_GMF_FL_THR = 0x0c50,/* 32 bit Rx GMAC FIFO Flush Threshold */
765 RX_GMF_TR_THR = 0x0c54,/* 32 bit Rx Truncation Threshold (Yukon-2) */
766
767 RX_GMF_VLAN = 0x0c5c,/* 32 bit Rx VLAN Type Register (Yukon-2) */
768 RX_GMF_WP = 0x0c60,/* 32 bit Rx GMAC FIFO Write Pointer */
769
770 RX_GMF_WLEV = 0x0c68,/* 32 bit Rx GMAC FIFO Write Level */
771
772 RX_GMF_RP = 0x0c70,/* 32 bit Rx GMAC FIFO Read Pointer */
773
774 RX_GMF_RLEV = 0x0c78,/* 32 bit Rx GMAC FIFO Read Level */
775};
776
777
778/* TXA_TEST 8 bit Tx Arbiter Test Register */
779enum {
780 TXA_INT_T_ON = 1<<5, /* Tx Arb Interval Timer Test On */
781 TXA_INT_T_OFF = 1<<4, /* Tx Arb Interval Timer Test Off */
782 TXA_INT_T_STEP = 1<<3, /* Tx Arb Interval Timer Step */
783 TXA_LIM_T_ON = 1<<2, /* Tx Arb Limit Timer Test On */
784 TXA_LIM_T_OFF = 1<<1, /* Tx Arb Limit Timer Test Off */
785 TXA_LIM_T_STEP = 1<<0, /* Tx Arb Limit Timer Step */
786};
787
788/* TXA_STAT 8 bit Tx Arbiter Status Register */
789enum {
790 TXA_PRIO_XS = 1<<0, /* sync queue has prio to send */
791};
792
793
794/* Q_BC 32 bit Current Byte Counter */
795
796/* BMU Control Status Registers */
797/* B0_R1_CSR 32 bit BMU Ctrl/Stat Rx Queue 1 */
798/* B0_R2_CSR 32 bit BMU Ctrl/Stat Rx Queue 2 */
799/* B0_XA1_CSR 32 bit BMU Ctrl/Stat Sync Tx Queue 1 */
800/* B0_XS1_CSR 32 bit BMU Ctrl/Stat Async Tx Queue 1 */
801/* B0_XA2_CSR 32 bit BMU Ctrl/Stat Sync Tx Queue 2 */
802/* B0_XS2_CSR 32 bit BMU Ctrl/Stat Async Tx Queue 2 */
803/* Q_CSR 32 bit BMU Control/Status Register */
804
805enum {
806 CSR_SV_IDLE = 1<<24, /* BMU SM Idle */
807
808 CSR_DESC_CLR = 1<<21, /* Clear Reset for Descr */
809 CSR_DESC_SET = 1<<20, /* Set Reset for Descr */
810 CSR_FIFO_CLR = 1<<19, /* Clear Reset for FIFO */
811 CSR_FIFO_SET = 1<<18, /* Set Reset for FIFO */
812 CSR_HPI_RUN = 1<<17, /* Release HPI SM */
813 CSR_HPI_RST = 1<<16, /* Reset HPI SM to Idle */
814 CSR_SV_RUN = 1<<15, /* Release Supervisor SM */
815 CSR_SV_RST = 1<<14, /* Reset Supervisor SM */
816 CSR_DREAD_RUN = 1<<13, /* Release Descr Read SM */
817 CSR_DREAD_RST = 1<<12, /* Reset Descr Read SM */
818 CSR_DWRITE_RUN = 1<<11, /* Release Descr Write SM */
819 CSR_DWRITE_RST = 1<<10, /* Reset Descr Write SM */
820 CSR_TRANS_RUN = 1<<9, /* Release Transfer SM */
821 CSR_TRANS_RST = 1<<8, /* Reset Transfer SM */
822 CSR_ENA_POL = 1<<7, /* Enable Descr Polling */
823 CSR_DIS_POL = 1<<6, /* Disable Descr Polling */
824 CSR_STOP = 1<<5, /* Stop Rx/Tx Queue */
825 CSR_START = 1<<4, /* Start Rx/Tx Queue */
826 CSR_IRQ_CL_P = 1<<3, /* (Rx) Clear Parity IRQ */
827 CSR_IRQ_CL_B = 1<<2, /* Clear EOB IRQ */
828 CSR_IRQ_CL_F = 1<<1, /* Clear EOF IRQ */
829 CSR_IRQ_CL_C = 1<<0, /* Clear ERR IRQ */
830};
831
832#define CSR_SET_RESET (CSR_DESC_SET | CSR_FIFO_SET | CSR_HPI_RST |\
833 CSR_SV_RST | CSR_DREAD_RST | CSR_DWRITE_RST |\
834 CSR_TRANS_RST)
835#define CSR_CLR_RESET (CSR_DESC_CLR | CSR_FIFO_CLR | CSR_HPI_RUN |\
836 CSR_SV_RUN | CSR_DREAD_RUN | CSR_DWRITE_RUN |\
837 CSR_TRANS_RUN)
838
839/* Q_F 32 bit Flag Register */
840enum {
841 F_ALM_FULL = 1<<27, /* Rx FIFO: almost full */
842 F_EMPTY = 1<<27, /* Tx FIFO: empty flag */
843 F_FIFO_EOF = 1<<26, /* Tag (EOF Flag) bit in FIFO */
844 F_WM_REACHED = 1<<25, /* Watermark reached */
845
846 F_FIFO_LEVEL = 0x1fL<<16, /* Bit 23..16: # of Qwords in FIFO */
847 F_WATER_MARK = 0x0007ffL, /* Bit 10.. 0: Watermark */
848};
849
850/* RAM Buffer Register Offsets, use RB_ADDR(Queue, Offs) to access */
851/* RB_START 32 bit RAM Buffer Start Address */
852/* RB_END 32 bit RAM Buffer End Address */
853/* RB_WP 32 bit RAM Buffer Write Pointer */
854/* RB_RP 32 bit RAM Buffer Read Pointer */
855/* RB_RX_UTPP 32 bit Rx Upper Threshold, Pause Pack */
856/* RB_RX_LTPP 32 bit Rx Lower Threshold, Pause Pack */
857/* RB_RX_UTHP 32 bit Rx Upper Threshold, High Prio */
858/* RB_RX_LTHP 32 bit Rx Lower Threshold, High Prio */
859/* RB_PC 32 bit RAM Buffer Packet Counter */
860/* RB_LEV 32 bit RAM Buffer Level Register */
861
862#define RB_MSK 0x0007ffff /* Bit 18.. 0: RAM Buffer Pointer Bits */
863/* RB_TST2 8 bit RAM Buffer Test Register 2 */
864/* RB_TST1 8 bit RAM Buffer Test Register 1 */
865
866/* RB_CTRL 8 bit RAM Buffer Control Register */
867enum {
868 RB_ENA_STFWD = 1<<5, /* Enable Store & Forward */
869 RB_DIS_STFWD = 1<<4, /* Disable Store & Forward */
870 RB_ENA_OP_MD = 1<<3, /* Enable Operation Mode */
871 RB_DIS_OP_MD = 1<<2, /* Disable Operation Mode */
872 RB_RST_CLR = 1<<1, /* Clear RAM Buf STM Reset */
873 RB_RST_SET = 1<<0, /* Set RAM Buf STM Reset */
874};
875
876/* Transmit MAC FIFO and Transmit LED Registers (GENESIS only), */
877enum {
878 TX_MFF_EA = 0x0d00,/* 32 bit Transmit MAC FIFO End Address */
879 TX_MFF_WP = 0x0d04,/* 32 bit Transmit MAC FIFO WR Pointer */
880 TX_MFF_WSP = 0x0d08,/* 32 bit Transmit MAC FIFO WR Shadow Ptr */
881 TX_MFF_RP = 0x0d0c,/* 32 bit Transmit MAC FIFO RD Pointer */
882 TX_MFF_PC = 0x0d10,/* 32 bit Transmit MAC FIFO Packet Cnt */
883 TX_MFF_LEV = 0x0d14,/* 32 bit Transmit MAC FIFO Level */
884 TX_MFF_CTRL1 = 0x0d18,/* 16 bit Transmit MAC FIFO Ctrl Reg 1 */
885 TX_MFF_WAF = 0x0d1a,/* 8 bit Transmit MAC Wait after flush */
886
887 TX_MFF_CTRL2 = 0x0d1c,/* 8 bit Transmit MAC FIFO Ctrl Reg 2 */
888 TX_MFF_TST1 = 0x0d1d,/* 8 bit Transmit MAC FIFO Test Reg 1 */
889 TX_MFF_TST2 = 0x0d1e,/* 8 bit Transmit MAC FIFO Test Reg 2 */
890
891 TX_LED_INI = 0x0d20,/* 32 bit Transmit LED Cnt Init Value */
892 TX_LED_VAL = 0x0d24,/* 32 bit Transmit LED Cnt Current Val */
893 TX_LED_CTRL = 0x0d28,/* 8 bit Transmit LED Cnt Control Reg */
894 TX_LED_TST = 0x0d29,/* 8 bit Transmit LED Cnt Test Reg */
895};
896
897/* Counter and Timer constants, for a host clock of 62.5 MHz */
898#define SK_XMIT_DUR 0x002faf08UL /* 50 ms */
899#define SK_BLK_DUR 0x01dcd650UL /* 500 ms */
900
901#define SK_DPOLL_DEF 0x00ee6b28UL /* 250 ms at 62.5 MHz */
902
903#define SK_DPOLL_MAX 0x00ffffffUL /* 268 ms at 62.5 MHz */
904 /* 215 ms at 78.12 MHz */
905
906#define SK_FACT_62 100 /* is given in percent */
907#define SK_FACT_53 85 /* on GENESIS: 53.12 MHz */
908#define SK_FACT_78 125 /* on YUKON: 78.12 MHz */
909
910
911/* Transmit GMAC FIFO (YUKON only) */
912enum {
913 TX_GMF_EA = 0x0d40,/* 32 bit Tx GMAC FIFO End Address */
914 TX_GMF_AE_THR = 0x0d44,/* 32 bit Tx GMAC FIFO Almost Empty Thresh.*/
915 TX_GMF_CTRL_T = 0x0d48,/* 32 bit Tx GMAC FIFO Control/Test */
916
917 TX_GMF_WP = 0x0d60,/* 32 bit Tx GMAC FIFO Write Pointer */
918 TX_GMF_WSP = 0x0d64,/* 32 bit Tx GMAC FIFO Write Shadow Ptr. */
919 TX_GMF_WLEV = 0x0d68,/* 32 bit Tx GMAC FIFO Write Level */
920
921 TX_GMF_RP = 0x0d70,/* 32 bit Tx GMAC FIFO Read Pointer */
922 TX_GMF_RSTP = 0x0d74,/* 32 bit Tx GMAC FIFO Restart Pointer */
923 TX_GMF_RLEV = 0x0d78,/* 32 bit Tx GMAC FIFO Read Level */
924
925 /* Descriptor Poll Timer Registers */
926 B28_DPT_INI = 0x0e00,/* 24 bit Descriptor Poll Timer Init Val */
927 B28_DPT_VAL = 0x0e04,/* 24 bit Descriptor Poll Timer Curr Val */
928 B28_DPT_CTRL = 0x0e08,/* 8 bit Descriptor Poll Timer Ctrl Reg */
929
930 B28_DPT_TST = 0x0e0a,/* 8 bit Descriptor Poll Timer Test Reg */
931
932 /* Time Stamp Timer Registers (YUKON only) */
933 GMAC_TI_ST_VAL = 0x0e14,/* 32 bit Time Stamp Timer Curr Val */
934 GMAC_TI_ST_CTRL = 0x0e18,/* 8 bit Time Stamp Timer Ctrl Reg */
935 GMAC_TI_ST_TST = 0x0e1a,/* 8 bit Time Stamp Timer Test Reg */
936};
937
938/* Status BMU Registers (Yukon-2 only)*/
939enum {
940 STAT_CTRL = 0x0e80,/* 32 bit Status BMU Control Reg */
941 STAT_LAST_IDX = 0x0e84,/* 16 bit Status BMU Last Index */
942 /* 0x0e85 - 0x0e86: reserved */
943 STAT_LIST_ADDR_LO = 0x0e88,/* 32 bit Status List Start Addr (low) */
944 STAT_LIST_ADDR_HI = 0x0e8c,/* 32 bit Status List Start Addr (high) */
945 STAT_TXA1_RIDX = 0x0e90,/* 16 bit Status TxA1 Report Index Reg */
946 STAT_TXS1_RIDX = 0x0e92,/* 16 bit Status TxS1 Report Index Reg */
947 STAT_TXA2_RIDX = 0x0e94,/* 16 bit Status TxA2 Report Index Reg */
948 STAT_TXS2_RIDX = 0x0e96,/* 16 bit Status TxS2 Report Index Reg */
949 STAT_TX_IDX_TH = 0x0e98,/* 16 bit Status Tx Index Threshold Reg */
950 STAT_PUT_IDX = 0x0e9c,/* 16 bit Status Put Index Reg */
951
952/* FIFO Control/Status Registers (Yukon-2 only)*/
953 STAT_FIFO_WP = 0x0ea0,/* 8 bit Status FIFO Write Pointer Reg */
954 STAT_FIFO_RP = 0x0ea4,/* 8 bit Status FIFO Read Pointer Reg */
955 STAT_FIFO_RSP = 0x0ea6,/* 8 bit Status FIFO Read Shadow Ptr */
956 STAT_FIFO_LEVEL = 0x0ea8,/* 8 bit Status FIFO Level Reg */
957 STAT_FIFO_SHLVL = 0x0eaa,/* 8 bit Status FIFO Shadow Level Reg */
958 STAT_FIFO_WM = 0x0eac,/* 8 bit Status FIFO Watermark Reg */
959 STAT_FIFO_ISR_WM = 0x0ead,/* 8 bit Status FIFO ISR Watermark Reg */
960
961/* Level and ISR Timer Registers (Yukon-2 only)*/
962 STAT_LEV_TIMER_INI = 0x0eb0,/* 32 bit Level Timer Init. Value Reg */
963 STAT_LEV_TIMER_CNT = 0x0eb4,/* 32 bit Level Timer Counter Reg */
964 STAT_LEV_TIMER_CTRL = 0x0eb8,/* 8 bit Level Timer Control Reg */
965 STAT_LEV_TIMER_TEST = 0x0eb9,/* 8 bit Level Timer Test Reg */
966 STAT_TX_TIMER_INI = 0x0ec0,/* 32 bit Tx Timer Init. Value Reg */
967 STAT_TX_TIMER_CNT = 0x0ec4,/* 32 bit Tx Timer Counter Reg */
968 STAT_TX_TIMER_CTRL = 0x0ec8,/* 8 bit Tx Timer Control Reg */
969 STAT_TX_TIMER_TEST = 0x0ec9,/* 8 bit Tx Timer Test Reg */
970 STAT_ISR_TIMER_INI = 0x0ed0,/* 32 bit ISR Timer Init. Value Reg */
971 STAT_ISR_TIMER_CNT = 0x0ed4,/* 32 bit ISR Timer Counter Reg */
972 STAT_ISR_TIMER_CTRL = 0x0ed8,/* 8 bit ISR Timer Control Reg */
973 STAT_ISR_TIMER_TEST = 0x0ed9,/* 8 bit ISR Timer Test Reg */
974
975 ST_LAST_IDX_MASK = 0x007f,/* Last Index Mask */
976 ST_TXRP_IDX_MASK = 0x0fff,/* Tx Report Index Mask */
977 ST_TXTH_IDX_MASK = 0x0fff,/* Tx Threshold Index Mask */
978 ST_WM_IDX_MASK = 0x3f,/* FIFO Watermark Index Mask */
979};
980
981enum {
982 LINKLED_OFF = 0x01,
983 LINKLED_ON = 0x02,
984 LINKLED_LINKSYNC_OFF = 0x04,
985 LINKLED_LINKSYNC_ON = 0x08,
986 LINKLED_BLINK_OFF = 0x10,
987 LINKLED_BLINK_ON = 0x20,
988};
989
990/* GMAC and GPHY Control Registers (YUKON only) */
991enum {
992 GMAC_CTRL = 0x0f00,/* 32 bit GMAC Control Reg */
993 GPHY_CTRL = 0x0f04,/* 32 bit GPHY Control Reg */
994 GMAC_IRQ_SRC = 0x0f08,/* 8 bit GMAC Interrupt Source Reg */
995 GMAC_IRQ_MSK = 0x0f0c,/* 8 bit GMAC Interrupt Mask Reg */
996 GMAC_LINK_CTRL = 0x0f10,/* 16 bit Link Control Reg */
997
998/* Wake-up Frame Pattern Match Control Registers (YUKON only) */
999
1000 WOL_REG_OFFS = 0x20,/* HW-Bug: Address is + 0x20 against spec. */
1001
1002 WOL_CTRL_STAT = 0x0f20,/* 16 bit WOL Control/Status Reg */
1003 WOL_MATCH_CTL = 0x0f22,/* 8 bit WOL Match Control Reg */
1004 WOL_MATCH_RES = 0x0f23,/* 8 bit WOL Match Result Reg */
1005 WOL_MAC_ADDR = 0x0f24,/* 32 bit WOL MAC Address */
1006 WOL_PATT_PME = 0x0f2a,/* 8 bit WOL PME Match Enable (Yukon-2) */
1007 WOL_PATT_ASFM = 0x0f2b,/* 8 bit WOL ASF Match Enable (Yukon-2) */
1008 WOL_PATT_RPTR = 0x0f2c,/* 8 bit WOL Pattern Read Pointer */
1009
1010/* WOL Pattern Length Registers (YUKON only) */
1011
1012 WOL_PATT_LEN_LO = 0x0f30,/* 32 bit WOL Pattern Length 3..0 */
1013 WOL_PATT_LEN_HI = 0x0f34,/* 24 bit WOL Pattern Length 6..4 */
1014
1015/* WOL Pattern Counter Registers (YUKON only) */
1016
1017 WOL_PATT_CNT_0 = 0x0f38,/* 32 bit WOL Pattern Counter 3..0 */
1018 WOL_PATT_CNT_4 = 0x0f3c,/* 24 bit WOL Pattern Counter 6..4 */
1019};
1020
1021enum {
1022 WOL_PATT_RAM_1 = 0x1000,/* WOL Pattern RAM Link 1 */
1023 WOL_PATT_RAM_2 = 0x1400,/* WOL Pattern RAM Link 2 */
1024};
1025
1026enum {
1027 BASE_XMAC_1 = 0x2000,/* XMAC 1 registers */
1028 BASE_GMAC_1 = 0x2800,/* GMAC 1 registers */
1029 BASE_XMAC_2 = 0x3000,/* XMAC 2 registers */
1030 BASE_GMAC_2 = 0x3800,/* GMAC 2 registers */
1031};
1032
1033/*
1034 * Receive Frame Status Encoding
1035 */
1036enum {
1037 XMR_FS_LEN = 0x3fff<<18, /* Bit 31..18: Rx Frame Length */
1038 XMR_FS_2L_VLAN = 1<<17, /* Bit 17: tagged wh 2Lev VLAN ID*/
1039 XMR_FS_1_VLAN = 1<<16, /* Bit 16: tagged wh 1ev VLAN ID*/
1040 XMR_FS_BC = 1<<15, /* Bit 15: Broadcast Frame */
1041 XMR_FS_MC = 1<<14, /* Bit 14: Multicast Frame */
1042 XMR_FS_UC = 1<<13, /* Bit 13: Unicast Frame */
1043
1044 XMR_FS_BURST = 1<<11, /* Bit 11: Burst Mode */
1045 XMR_FS_CEX_ERR = 1<<10, /* Bit 10: Carrier Ext. Error */
1046 XMR_FS_802_3 = 1<<9, /* Bit 9: 802.3 Frame */
1047 XMR_FS_COL_ERR = 1<<8, /* Bit 8: Collision Error */
1048 XMR_FS_CAR_ERR = 1<<7, /* Bit 7: Carrier Event Error */
1049 XMR_FS_LEN_ERR = 1<<6, /* Bit 6: In-Range Length Error */
1050 XMR_FS_FRA_ERR = 1<<5, /* Bit 5: Framing Error */
1051 XMR_FS_RUNT = 1<<4, /* Bit 4: Runt Frame */
1052 XMR_FS_LNG_ERR = 1<<3, /* Bit 3: Giant (Jumbo) Frame */
1053 XMR_FS_FCS_ERR = 1<<2, /* Bit 2: Frame Check Sequ Err */
1054 XMR_FS_ERR = 1<<1, /* Bit 1: Frame Error */
1055 XMR_FS_MCTRL = 1<<0, /* Bit 0: MAC Control Packet */
1056
1057/*
1058 * XMR_FS_ERR will be set if
1059 * XMR_FS_FCS_ERR, XMR_FS_LNG_ERR, XMR_FS_RUNT,
1060 * XMR_FS_FRA_ERR, XMR_FS_LEN_ERR, or XMR_FS_CEX_ERR
1061 * is set. XMR_FS_LNG_ERR and XMR_FS_LEN_ERR will issue
1062 * XMR_FS_ERR unless the corresponding bit in the Receive Command
1063 * Register is set.
1064 */
1065};
1066
1067/*
1068,* XMAC-PHY Registers, indirect addressed over the XMAC
1069 */
1070enum {
1071 PHY_XMAC_CTRL = 0x00,/* 16 bit r/w PHY Control Register */
1072 PHY_XMAC_STAT = 0x01,/* 16 bit r/w PHY Status Register */
1073 PHY_XMAC_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */
1074 PHY_XMAC_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */
1075 PHY_XMAC_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */
1076 PHY_XMAC_AUNE_LP = 0x05,/* 16 bit r/o Link Partner Abi Reg */
1077 PHY_XMAC_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */
1078 PHY_XMAC_NEPG = 0x07,/* 16 bit r/w Next Page Register */
1079 PHY_XMAC_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */
1080
1081 PHY_XMAC_EXT_STAT = 0x0f,/* 16 bit r/o Ext Status Register */
1082 PHY_XMAC_RES_ABI = 0x10,/* 16 bit r/o PHY Resolved Ability */
1083};
1084/*
1085 * Broadcom-PHY Registers, indirect addressed over XMAC
1086 */
1087enum {
1088 PHY_BCOM_CTRL = 0x00,/* 16 bit r/w PHY Control Register */
1089 PHY_BCOM_STAT = 0x01,/* 16 bit r/o PHY Status Register */
1090 PHY_BCOM_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */
1091 PHY_BCOM_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */
1092 PHY_BCOM_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */
1093 PHY_BCOM_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */
1094 PHY_BCOM_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */
1095 PHY_BCOM_NEPG = 0x07,/* 16 bit r/w Next Page Register */
1096 PHY_BCOM_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */
1097 /* Broadcom-specific registers */
1098 PHY_BCOM_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */
1099 PHY_BCOM_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */
1100 PHY_BCOM_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */
1101 PHY_BCOM_P_EXT_CTRL = 0x10,/* 16 bit r/w PHY Extended Ctrl Reg */
1102 PHY_BCOM_P_EXT_STAT = 0x11,/* 16 bit r/o PHY Extended Stat Reg */
1103 PHY_BCOM_RE_CTR = 0x12,/* 16 bit r/w Receive Error Counter */
1104 PHY_BCOM_FC_CTR = 0x13,/* 16 bit r/w False Carrier Sense Cnt */
1105 PHY_BCOM_RNO_CTR = 0x14,/* 16 bit r/w Receiver NOT_OK Cnt */
1106
1107 PHY_BCOM_AUX_CTRL = 0x18,/* 16 bit r/w Auxiliary Control Reg */
1108 PHY_BCOM_AUX_STAT = 0x19,/* 16 bit r/o Auxiliary Stat Summary */
1109 PHY_BCOM_INT_STAT = 0x1a,/* 16 bit r/o Interrupt Status Reg */
1110 PHY_BCOM_INT_MASK = 0x1b,/* 16 bit r/w Interrupt Mask Reg */
1111};
1112
1113/*
1114 * Marvel-PHY Registers, indirect addressed over GMAC
1115 */
1116enum {
1117 PHY_MARV_CTRL = 0x00,/* 16 bit r/w PHY Control Register */
1118 PHY_MARV_STAT = 0x01,/* 16 bit r/o PHY Status Register */
1119 PHY_MARV_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */
1120 PHY_MARV_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */
1121 PHY_MARV_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */
1122 PHY_MARV_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */
1123 PHY_MARV_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */
1124 PHY_MARV_NEPG = 0x07,/* 16 bit r/w Next Page Register */
1125 PHY_MARV_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */
1126 /* Marvel-specific registers */
1127 PHY_MARV_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */
1128 PHY_MARV_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */
1129 PHY_MARV_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */
1130 PHY_MARV_PHY_CTRL = 0x10,/* 16 bit r/w PHY Specific Ctrl Reg */
1131 PHY_MARV_PHY_STAT = 0x11,/* 16 bit r/o PHY Specific Stat Reg */
1132 PHY_MARV_INT_MASK = 0x12,/* 16 bit r/w Interrupt Mask Reg */
1133 PHY_MARV_INT_STAT = 0x13,/* 16 bit r/o Interrupt Status Reg */
1134 PHY_MARV_EXT_CTRL = 0x14,/* 16 bit r/w Ext. PHY Specific Ctrl */
1135 PHY_MARV_RXE_CNT = 0x15,/* 16 bit r/w Receive Error Counter */
1136 PHY_MARV_EXT_ADR = 0x16,/* 16 bit r/w Ext. Ad. for Cable Diag. */
1137 PHY_MARV_PORT_IRQ = 0x17,/* 16 bit r/o Port 0 IRQ (88E1111 only) */
1138 PHY_MARV_LED_CTRL = 0x18,/* 16 bit r/w LED Control Reg */
1139 PHY_MARV_LED_OVER = 0x19,/* 16 bit r/w Manual LED Override Reg */
1140 PHY_MARV_EXT_CTRL_2 = 0x1a,/* 16 bit r/w Ext. PHY Specific Ctrl 2 */
1141 PHY_MARV_EXT_P_STAT = 0x1b,/* 16 bit r/w Ext. PHY Spec. Stat Reg */
1142 PHY_MARV_CABLE_DIAG = 0x1c,/* 16 bit r/o Cable Diagnostic Reg */
1143 PHY_MARV_PAGE_ADDR = 0x1d,/* 16 bit r/w Extended Page Address Reg */
1144 PHY_MARV_PAGE_DATA = 0x1e,/* 16 bit r/w Extended Page Data Reg */
1145
1146/* for 10/100 Fast Ethernet PHY (88E3082 only) */
1147 PHY_MARV_FE_LED_PAR = 0x16,/* 16 bit r/w LED Parallel Select Reg. */
1148 PHY_MARV_FE_LED_SER = 0x17,/* 16 bit r/w LED Stream Select S. LED */
1149 PHY_MARV_FE_VCT_TX = 0x1a,/* 16 bit r/w VCT Reg. for TXP/N Pins */
1150 PHY_MARV_FE_VCT_RX = 0x1b,/* 16 bit r/o VCT Reg. for RXP/N Pins */
1151 PHY_MARV_FE_SPEC_2 = 0x1c,/* 16 bit r/w Specific Control Reg. 2 */
1152};
1153
1154/* Level One-PHY Registers, indirect addressed over XMAC */
1155enum {
1156 PHY_LONE_CTRL = 0x00,/* 16 bit r/w PHY Control Register */
1157 PHY_LONE_STAT = 0x01,/* 16 bit r/o PHY Status Register */
1158 PHY_LONE_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */
1159 PHY_LONE_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */
1160 PHY_LONE_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */
1161 PHY_LONE_AUNE_LP = 0x05,/* 16 bit r/o Link Part Ability Reg */
1162 PHY_LONE_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */
1163 PHY_LONE_NEPG = 0x07,/* 16 bit r/w Next Page Register */
1164 PHY_LONE_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner */
1165 /* Level One-specific registers */
1166 PHY_LONE_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */
1167 PHY_LONE_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */
1168 PHY_LONE_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Reg */
1169 PHY_LONE_PORT_CFG = 0x10,/* 16 bit r/w Port Configuration Reg*/
1170 PHY_LONE_Q_STAT = 0x11,/* 16 bit r/o Quick Status Reg */
1171 PHY_LONE_INT_ENAB = 0x12,/* 16 bit r/w Interrupt Enable Reg */
1172 PHY_LONE_INT_STAT = 0x13,/* 16 bit r/o Interrupt Status Reg */
1173 PHY_LONE_LED_CFG = 0x14,/* 16 bit r/w LED Configuration Reg */
1174 PHY_LONE_PORT_CTRL = 0x15,/* 16 bit r/w Port Control Reg */
1175 PHY_LONE_CIM = 0x16,/* 16 bit r/o CIM Reg */
1176};
1177
1178/* National-PHY Registers, indirect addressed over XMAC */
1179enum {
1180 PHY_NAT_CTRL = 0x00,/* 16 bit r/w PHY Control Register */
1181 PHY_NAT_STAT = 0x01,/* 16 bit r/w PHY Status Register */
1182 PHY_NAT_ID0 = 0x02,/* 16 bit r/o PHY ID0 Register */
1183 PHY_NAT_ID1 = 0x03,/* 16 bit r/o PHY ID1 Register */
1184 PHY_NAT_AUNE_ADV = 0x04,/* 16 bit r/w Auto-Neg. Advertisement */
1185 PHY_NAT_AUNE_LP = 0x05,/* 16 bit r/o Link Partner Ability Reg */
1186 PHY_NAT_AUNE_EXP = 0x06,/* 16 bit r/o Auto-Neg. Expansion Reg */
1187 PHY_NAT_NEPG = 0x07,/* 16 bit r/w Next Page Register */
1188 PHY_NAT_NEPG_LP = 0x08,/* 16 bit r/o Next Page Link Partner Reg */
1189 /* National-specific registers */
1190 PHY_NAT_1000T_CTRL = 0x09,/* 16 bit r/w 1000Base-T Control Reg */
1191 PHY_NAT_1000T_STAT = 0x0a,/* 16 bit r/o 1000Base-T Status Reg */
1192 PHY_NAT_EXT_STAT = 0x0f,/* 16 bit r/o Extended Status Register */
1193 PHY_NAT_EXT_CTRL1 = 0x10,/* 16 bit r/o Extended Control Reg1 */
1194 PHY_NAT_Q_STAT1 = 0x11,/* 16 bit r/o Quick Status Reg1 */
1195 PHY_NAT_10B_OP = 0x12,/* 16 bit r/o 10Base-T Operations Reg */
1196 PHY_NAT_EXT_CTRL2 = 0x13,/* 16 bit r/o Extended Control Reg1 */
1197 PHY_NAT_Q_STAT2 = 0x14,/* 16 bit r/o Quick Status Reg2 */
1198
1199 PHY_NAT_PHY_ADDR = 0x19,/* 16 bit r/o PHY Address Register */
1200};
1201
1202enum {
1203 PHY_CT_RESET = 1<<15, /* Bit 15: (sc) clear all PHY related regs */
1204 PHY_CT_LOOP = 1<<14, /* Bit 14: enable Loopback over PHY */
1205 PHY_CT_SPS_LSB = 1<<13, /* Bit 13: Speed select, lower bit */
1206 PHY_CT_ANE = 1<<12, /* Bit 12: Auto-Negotiation Enabled */
1207 PHY_CT_PDOWN = 1<<11, /* Bit 11: Power Down Mode */
1208 PHY_CT_ISOL = 1<<10, /* Bit 10: Isolate Mode */
1209 PHY_CT_RE_CFG = 1<<9, /* Bit 9: (sc) Restart Auto-Negotiation */
1210 PHY_CT_DUP_MD = 1<<8, /* Bit 8: Duplex Mode */
1211 PHY_CT_COL_TST = 1<<7, /* Bit 7: Collision Test enabled */
1212 PHY_CT_SPS_MSB = 1<<6, /* Bit 6: Speed select, upper bit */
1213};
1214
1215enum {
1216 PHY_CT_SP1000 = PHY_CT_SPS_MSB, /* enable speed of 1000 Mbps */
1217 PHY_CT_SP100 = PHY_CT_SPS_LSB, /* enable speed of 100 Mbps */
1218 PHY_CT_SP10 = 0, /* enable speed of 10 Mbps */
1219};
1220
1221enum {
1222 PHY_ST_EXT_ST = 1<<8, /* Bit 8: Extended Status Present */
1223
1224 PHY_ST_PRE_SUP = 1<<6, /* Bit 6: Preamble Suppression */
1225 PHY_ST_AN_OVER = 1<<5, /* Bit 5: Auto-Negotiation Over */
1226 PHY_ST_REM_FLT = 1<<4, /* Bit 4: Remote Fault Condition Occured */
1227 PHY_ST_AN_CAP = 1<<3, /* Bit 3: Auto-Negotiation Capability */
1228 PHY_ST_LSYNC = 1<<2, /* Bit 2: Link Synchronized */
1229 PHY_ST_JAB_DET = 1<<1, /* Bit 1: Jabber Detected */
1230 PHY_ST_EXT_REG = 1<<0, /* Bit 0: Extended Register available */
1231};
1232
1233enum {
1234 PHY_I1_OUI_MSK = 0x3f<<10, /* Bit 15..10: Organization Unique ID */
1235 PHY_I1_MOD_NUM = 0x3f<<4, /* Bit 9.. 4: Model Number */
1236 PHY_I1_REV_MSK = 0xf, /* Bit 3.. 0: Revision Number */
1237};
1238
1239/* different Broadcom PHY Ids */
1240enum {
1241 PHY_BCOM_ID1_A1 = 0x6041,
1242 PHY_BCOM_ID1_B2 = 0x6043,
1243 PHY_BCOM_ID1_C0 = 0x6044,
1244 PHY_BCOM_ID1_C5 = 0x6047,
1245};
1246
1247/* different Marvell PHY Ids */
1248enum {
1249 PHY_MARV_ID0_VAL= 0x0141, /* Marvell Unique Identifier */
1250 PHY_MARV_ID1_B0 = 0x0C23, /* Yukon (PHY 88E1011) */
1251 PHY_MARV_ID1_B2 = 0x0C25, /* Yukon-Plus (PHY 88E1011) */
1252 PHY_MARV_ID1_C2 = 0x0CC2, /* Yukon-EC (PHY 88E1111) */
1253 PHY_MARV_ID1_Y2 = 0x0C91, /* Yukon-2 (PHY 88E1112) */
1254};
1255
1256enum {
1257 PHY_AN_NXT_PG = 1<<15, /* Bit 15: Request Next Page */
1258 PHY_X_AN_ACK = 1<<14, /* Bit 14: (ro) Acknowledge Received */
1259 PHY_X_AN_RFB = 3<<12,/* Bit 13..12: Remote Fault Bits */
1260
1261 PHY_X_AN_PAUSE = 3<<7,/* Bit 8.. 7: Pause Bits */
1262 PHY_X_AN_HD = 1<<6, /* Bit 6: Half Duplex */
1263 PHY_X_AN_FD = 1<<5, /* Bit 5: Full Duplex */
1264};
1265
1266enum {
1267 PHY_B_AN_RF = 1<<13, /* Bit 13: Remote Fault */
1268
1269 PHY_B_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */
1270 PHY_B_AN_PC = 1<<10, /* Bit 10: Pause Capable */
1271 PHY_B_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/
1272};
1273
1274enum {
1275 PHY_L_AN_RF = 1<<13, /* Bit 13: Remote Fault */
1276 /* Bit 12: reserved */
1277 PHY_L_AN_ASP = 1<<11, /* Bit 11: Asymmetric Pause */
1278 PHY_L_AN_PC = 1<<10, /* Bit 10: Pause Capable */
1279
1280 PHY_L_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/
1281};
1282
1283/* PHY_NAT_AUNE_ADV 16 bit r/w Auto-Negotiation Advertisement */
1284/* PHY_NAT_AUNE_LP 16 bit r/o Link Partner Ability Reg *****/
1285/* PHY_AN_NXT_PG (see XMAC) Bit 15: Request Next Page */
1286enum {
1287 PHY_N_AN_RF = 1<<13, /* Bit 13: Remote Fault */
1288
1289 PHY_N_AN_100F = 1<<11, /* Bit 11: 100Base-T2 FD Support */
1290 PHY_N_AN_100H = 1<<10, /* Bit 10: 100Base-T2 HD Support */
1291
1292 PHY_N_AN_SEL = 0x1f, /* Bit 4..0: Selector Field, 00001=Ethernet*/
1293};
1294
1295/* field type definition for PHY_x_AN_SEL */
1296enum {
1297 PHY_SEL_TYPE = 1, /* 00001 = Ethernet */
1298};
1299
1300enum {
1301 PHY_ANE_LP_NP = 1<<3, /* Bit 3: Link Partner can Next Page */
1302 PHY_ANE_LOC_NP = 1<<2, /* Bit 2: Local PHY can Next Page */
1303 PHY_ANE_RX_PG = 1<<1, /* Bit 1: Page Received */
1304};
1305
1306enum {
1307 PHY_ANE_PAR_DF = 1<<4, /* Bit 4: Parallel Detection Fault */
1308
1309 PHY_ANE_LP_CAP = 1<<0, /* Bit 0: Link Partner Auto-Neg. Cap. */
1310};
1311
1312enum {
1313 PHY_NP_MORE = 1<<15, /* Bit 15: More, Next Pages to follow */
1314 PHY_NP_ACK1 = 1<<14, /* Bit 14: (ro) Ack1, for receiving a message */
1315 PHY_NP_MSG_VAL = 1<<13, /* Bit 13: Message Page valid */
1316 PHY_NP_ACK2 = 1<<12, /* Bit 12: Ack2, comply with msg content */
1317 PHY_NP_TOG = 1<<11, /* Bit 11: Toggle Bit, ensure sync */
1318 PHY_NP_MSG = 0x07ff, /* Bit 10..0: Message from/to Link Partner */
1319};
1320
1321enum {
1322 PHY_X_EX_FD = 1<<15, /* Bit 15: Device Supports Full Duplex */
1323 PHY_X_EX_HD = 1<<14, /* Bit 14: Device Supports Half Duplex */
1324};
1325
1326enum {
1327 PHY_X_RS_PAUSE = 3<<7,/* Bit 8..7: selected Pause Mode */
1328 PHY_X_RS_HD = 1<<6, /* Bit 6: Half Duplex Mode selected */
1329 PHY_X_RS_FD = 1<<5, /* Bit 5: Full Duplex Mode selected */
1330 PHY_X_RS_ABLMIS = 1<<4, /* Bit 4: duplex or pause cap mismatch */
1331 PHY_X_RS_PAUMIS = 1<<3, /* Bit 3: pause capability mismatch */
1332};
1333
1334/** Remote Fault Bits (PHY_X_AN_RFB) encoding */
1335enum {
1336 X_RFB_OK = 0<<12,/* Bit 13..12 No errors, Link OK */
1337 X_RFB_LF = 1<<12, /* Bit 13..12 Link Failure */
1338 X_RFB_OFF = 2<<12,/* Bit 13..12 Offline */
1339 X_RFB_AN_ERR = 3<<12,/* Bit 13..12 Auto-Negotiation Error */
1340};
1341
1342/* Pause Bits (PHY_X_AN_PAUSE and PHY_X_RS_PAUSE) encoding */
1343enum {
1344 PHY_X_P_NO_PAUSE = 0<<7,/* Bit 8..7: no Pause Mode */
1345 PHY_X_P_SYM_MD = 1<<7, /* Bit 8..7: symmetric Pause Mode */
1346 PHY_X_P_ASYM_MD = 2<<7,/* Bit 8..7: asymmetric Pause Mode */
1347 PHY_X_P_BOTH_MD = 3<<7,/* Bit 8..7: both Pause Mode */
1348};
1349
1350
1351/* Broadcom-Specific */
1352/***** PHY_BCOM_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/
1353enum {
1354 PHY_B_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */
1355 PHY_B_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */
1356 PHY_B_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */
1357 PHY_B_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */
1358 PHY_B_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */
1359 PHY_B_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */
1360};
1361
1362/***** PHY_BCOM_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/
1363/***** PHY_MARV_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/
1364enum {
1365 PHY_B_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */
1366 PHY_B_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */
1367 PHY_B_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */
1368 PHY_B_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status */
1369 PHY_B_1000S_LP_FD = 1<<11, /* Bit 11: Link Partner can FD */
1370 PHY_B_1000S_LP_HD = 1<<10, /* Bit 10: Link Partner can HD */
1371 /* Bit 9..8: reserved */
1372 PHY_B_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */
1373};
1374
1375/***** PHY_BCOM_EXT_STAT 16 bit r/o Extended Status Register *****/
1376enum {
1377 PHY_B_ES_X_FD_CAP = 1<<15, /* Bit 15: 1000Base-X FD capable */
1378 PHY_B_ES_X_HD_CAP = 1<<14, /* Bit 14: 1000Base-X HD capable */
1379 PHY_B_ES_T_FD_CAP = 1<<13, /* Bit 13: 1000Base-T FD capable */
1380 PHY_B_ES_T_HD_CAP = 1<<12, /* Bit 12: 1000Base-T HD capable */
1381};
1382
1383/***** PHY_BCOM_P_EXT_CTRL 16 bit r/w PHY Extended Control Reg *****/
1384enum {
1385 PHY_B_PEC_MAC_PHY = 1<<15, /* Bit 15: 10BIT/GMI-Interface */
1386 PHY_B_PEC_DIS_CROSS = 1<<14, /* Bit 14: Disable MDI Crossover */
1387 PHY_B_PEC_TX_DIS = 1<<13, /* Bit 13: Tx output Disabled */
1388 PHY_B_PEC_INT_DIS = 1<<12, /* Bit 12: Interrupts Disabled */
1389 PHY_B_PEC_F_INT = 1<<11, /* Bit 11: Force Interrupt */
1390 PHY_B_PEC_BY_45 = 1<<10, /* Bit 10: Bypass 4B5B-Decoder */
1391 PHY_B_PEC_BY_SCR = 1<<9, /* Bit 9: Bypass Scrambler */
1392 PHY_B_PEC_BY_MLT3 = 1<<8, /* Bit 8: Bypass MLT3 Encoder */
1393 PHY_B_PEC_BY_RXA = 1<<7, /* Bit 7: Bypass Rx Alignm. */
1394 PHY_B_PEC_RES_SCR = 1<<6, /* Bit 6: Reset Scrambler */
1395 PHY_B_PEC_EN_LTR = 1<<5, /* Bit 5: Ena LED Traffic Mode */
1396 PHY_B_PEC_LED_ON = 1<<4, /* Bit 4: Force LED's on */
1397 PHY_B_PEC_LED_OFF = 1<<3, /* Bit 3: Force LED's off */
1398 PHY_B_PEC_EX_IPG = 1<<2, /* Bit 2: Extend Tx IPG Mode */
1399 PHY_B_PEC_3_LED = 1<<1, /* Bit 1: Three Link LED mode */
1400 PHY_B_PEC_HIGH_LA = 1<<0, /* Bit 0: GMII FIFO Elasticy */
1401};
1402
1403/***** PHY_BCOM_P_EXT_STAT 16 bit r/o PHY Extended Status Reg *****/
1404enum {
1405 PHY_B_PES_CROSS_STAT = 1<<13, /* Bit 13: MDI Crossover Status */
1406 PHY_B_PES_INT_STAT = 1<<12, /* Bit 12: Interrupt Status */
1407 PHY_B_PES_RRS = 1<<11, /* Bit 11: Remote Receiver Stat. */
1408 PHY_B_PES_LRS = 1<<10, /* Bit 10: Local Receiver Stat. */
1409 PHY_B_PES_LOCKED = 1<<9, /* Bit 9: Locked */
1410 PHY_B_PES_LS = 1<<8, /* Bit 8: Link Status */
1411 PHY_B_PES_RF = 1<<7, /* Bit 7: Remote Fault */
1412 PHY_B_PES_CE_ER = 1<<6, /* Bit 6: Carrier Ext Error */
1413 PHY_B_PES_BAD_SSD = 1<<5, /* Bit 5: Bad SSD */
1414 PHY_B_PES_BAD_ESD = 1<<4, /* Bit 4: Bad ESD */
1415 PHY_B_PES_RX_ER = 1<<3, /* Bit 3: Receive Error */
1416 PHY_B_PES_TX_ER = 1<<2, /* Bit 2: Transmit Error */
1417 PHY_B_PES_LOCK_ER = 1<<1, /* Bit 1: Lock Error */
1418 PHY_B_PES_MLT3_ER = 1<<0, /* Bit 0: MLT3 code Error */
1419};
1420
1421/***** PHY_BCOM_FC_CTR 16 bit r/w False Carrier Counter *****/
1422enum {
1423 PHY_B_FC_CTR = 0xff, /* Bit 7..0: False Carrier Counter */
1424
1425/***** PHY_BCOM_RNO_CTR 16 bit r/w Receive NOT_OK Counter *****/
1426 PHY_B_RC_LOC_MSK = 0xff00, /* Bit 15..8: Local Rx NOT_OK cnt */
1427 PHY_B_RC_REM_MSK = 0x00ff, /* Bit 7..0: Remote Rx NOT_OK cnt */
1428
1429/***** PHY_BCOM_AUX_CTRL 16 bit r/w Auxiliary Control Reg *****/
1430 PHY_B_AC_L_SQE = 1<<15, /* Bit 15: Low Squelch */
1431 PHY_B_AC_LONG_PACK = 1<<14, /* Bit 14: Rx Long Packets */
1432 PHY_B_AC_ER_CTRL = 3<<12,/* Bit 13..12: Edgerate Control */
1433 /* Bit 11: reserved */
1434 PHY_B_AC_TX_TST = 1<<10, /* Bit 10: Tx test bit, always 1 */
1435 /* Bit 9.. 8: reserved */
1436 PHY_B_AC_DIS_PRF = 1<<7, /* Bit 7: dis part resp filter */
1437 /* Bit 6: reserved */
1438 PHY_B_AC_DIS_PM = 1<<5, /* Bit 5: dis power management */
1439 /* Bit 4: reserved */
1440 PHY_B_AC_DIAG = 1<<3, /* Bit 3: Diagnostic Mode */
1441};
1442
1443/***** PHY_BCOM_AUX_STAT 16 bit r/o Auxiliary Status Reg *****/
1444enum {
1445 PHY_B_AS_AN_C = 1<<15, /* Bit 15: AutoNeg complete */
1446 PHY_B_AS_AN_CA = 1<<14, /* Bit 14: AN Complete Ack */
1447 PHY_B_AS_ANACK_D = 1<<13, /* Bit 13: AN Ack Detect */
1448 PHY_B_AS_ANAB_D = 1<<12, /* Bit 12: AN Ability Detect */
1449 PHY_B_AS_NPW = 1<<11, /* Bit 11: AN Next Page Wait */
1450 PHY_B_AS_AN_RES_MSK = 7<<8,/* Bit 10..8: AN HDC */
1451 PHY_B_AS_PDF = 1<<7, /* Bit 7: Parallel Detect. Fault */
1452 PHY_B_AS_RF = 1<<6, /* Bit 6: Remote Fault */
1453 PHY_B_AS_ANP_R = 1<<5, /* Bit 5: AN Page Received */
1454 PHY_B_AS_LP_ANAB = 1<<4, /* Bit 4: LP AN Ability */
1455 PHY_B_AS_LP_NPAB = 1<<3, /* Bit 3: LP Next Page Ability */
1456 PHY_B_AS_LS = 1<<2, /* Bit 2: Link Status */
1457 PHY_B_AS_PRR = 1<<1, /* Bit 1: Pause Resolution-Rx */
1458 PHY_B_AS_PRT = 1<<0, /* Bit 0: Pause Resolution-Tx */
1459};
1460#define PHY_B_AS_PAUSE_MSK (PHY_B_AS_PRR | PHY_B_AS_PRT)
1461
1462/***** PHY_BCOM_INT_STAT 16 bit r/o Interrupt Status Reg *****/
1463/***** PHY_BCOM_INT_MASK 16 bit r/w Interrupt Mask Reg *****/
1464enum {
1465 PHY_B_IS_PSE = 1<<14, /* Bit 14: Pair Swap Error */
1466 PHY_B_IS_MDXI_SC = 1<<13, /* Bit 13: MDIX Status Change */
1467 PHY_B_IS_HCT = 1<<12, /* Bit 12: counter above 32k */
1468 PHY_B_IS_LCT = 1<<11, /* Bit 11: counter above 128 */
1469 PHY_B_IS_AN_PR = 1<<10, /* Bit 10: Page Received */
1470 PHY_B_IS_NO_HDCL = 1<<9, /* Bit 9: No HCD Link */
1471 PHY_B_IS_NO_HDC = 1<<8, /* Bit 8: No HCD */
1472 PHY_B_IS_NEG_USHDC = 1<<7, /* Bit 7: Negotiated Unsup. HCD */
1473 PHY_B_IS_SCR_S_ER = 1<<6, /* Bit 6: Scrambler Sync Error */
1474 PHY_B_IS_RRS_CHANGE = 1<<5, /* Bit 5: Remote Rx Stat Change */
1475 PHY_B_IS_LRS_CHANGE = 1<<4, /* Bit 4: Local Rx Stat Change */
1476 PHY_B_IS_DUP_CHANGE = 1<<3, /* Bit 3: Duplex Mode Change */
1477 PHY_B_IS_LSP_CHANGE = 1<<2, /* Bit 2: Link Speed Change */
1478 PHY_B_IS_LST_CHANGE = 1<<1, /* Bit 1: Link Status Changed */
1479 PHY_B_IS_CRC_ER = 1<<0, /* Bit 0: CRC Error */
1480};
1481#define PHY_B_DEF_MSK (~(PHY_B_IS_AN_PR | PHY_B_IS_LST_CHANGE))
1482
1483/* Pause Bits (PHY_B_AN_ASP and PHY_B_AN_PC) encoding */
1484enum {
1485 PHY_B_P_NO_PAUSE = 0<<10,/* Bit 11..10: no Pause Mode */
1486 PHY_B_P_SYM_MD = 1<<10, /* Bit 11..10: symmetric Pause Mode */
1487 PHY_B_P_ASYM_MD = 2<<10,/* Bit 11..10: asymmetric Pause Mode */
1488 PHY_B_P_BOTH_MD = 3<<10,/* Bit 11..10: both Pause Mode */
1489};
1490/*
1491 * Resolved Duplex mode and Capabilities (Aux Status Summary Reg)
1492 */
1493enum {
1494 PHY_B_RES_1000FD = 7<<8,/* Bit 10..8: 1000Base-T Full Dup. */
1495 PHY_B_RES_1000HD = 6<<8,/* Bit 10..8: 1000Base-T Half Dup. */
1496};
1497
1498/*
1499 * Level One-Specific
1500 */
1501/***** PHY_LONE_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/
1502enum {
1503 PHY_L_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */
1504 PHY_L_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */
1505 PHY_L_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */
1506 PHY_L_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */
1507 PHY_L_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */
1508 PHY_L_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */
1509};
1510
1511/***** PHY_LONE_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/
1512enum {
1513 PHY_L_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */
1514 PHY_L_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */
1515 PHY_L_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */
1516 PHY_L_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status */
1517 PHY_L_1000S_LP_FD = 1<<11, /* Bit 11: Link Partner can FD */
1518 PHY_L_1000S_LP_HD = 1<<10, /* Bit 10: Link Partner can HD */
1519
1520 PHY_L_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */
1521
1522/***** PHY_LONE_EXT_STAT 16 bit r/o Extended Status Register *****/
1523 PHY_L_ES_X_FD_CAP = 1<<15, /* Bit 15: 1000Base-X FD capable */
1524 PHY_L_ES_X_HD_CAP = 1<<14, /* Bit 14: 1000Base-X HD capable */
1525 PHY_L_ES_T_FD_CAP = 1<<13, /* Bit 13: 1000Base-T FD capable */
1526 PHY_L_ES_T_HD_CAP = 1<<12, /* Bit 12: 1000Base-T HD capable */
1527};
1528
1529/***** PHY_LONE_PORT_CFG 16 bit r/w Port Configuration Reg *****/
1530enum {
1531 PHY_L_PC_REP_MODE = 1<<15, /* Bit 15: Repeater Mode */
1532
1533 PHY_L_PC_TX_DIS = 1<<13, /* Bit 13: Tx output Disabled */
1534 PHY_L_PC_BY_SCR = 1<<12, /* Bit 12: Bypass Scrambler */
1535 PHY_L_PC_BY_45 = 1<<11, /* Bit 11: Bypass 4B5B-Decoder */
1536 PHY_L_PC_JAB_DIS = 1<<10, /* Bit 10: Jabber Disabled */
1537 PHY_L_PC_SQE = 1<<9, /* Bit 9: Enable Heartbeat */
1538 PHY_L_PC_TP_LOOP = 1<<8, /* Bit 8: TP Loopback */
1539 PHY_L_PC_SSS = 1<<7, /* Bit 7: Smart Speed Selection */
1540 PHY_L_PC_FIFO_SIZE = 1<<6, /* Bit 6: FIFO Size */
1541 PHY_L_PC_PRE_EN = 1<<5, /* Bit 5: Preamble Enable */
1542 PHY_L_PC_CIM = 1<<4, /* Bit 4: Carrier Integrity Mon */
1543 PHY_L_PC_10_SER = 1<<3, /* Bit 3: Use Serial Output */
1544 PHY_L_PC_ANISOL = 1<<2, /* Bit 2: Unisolate Port */
1545 PHY_L_PC_TEN_BIT = 1<<1, /* Bit 1: 10bit iface mode on */
1546 PHY_L_PC_ALTCLOCK = 1<<0, /* Bit 0: (ro) ALTCLOCK Mode on */
1547};
1548
1549/***** PHY_LONE_Q_STAT 16 bit r/o Quick Status Reg *****/
1550enum {
1551 PHY_L_QS_D_RATE = 3<<14,/* Bit 15..14: Data Rate */
1552 PHY_L_QS_TX_STAT = 1<<13, /* Bit 13: Transmitting */
1553 PHY_L_QS_RX_STAT = 1<<12, /* Bit 12: Receiving */
1554 PHY_L_QS_COL_STAT = 1<<11, /* Bit 11: Collision */
1555 PHY_L_QS_L_STAT = 1<<10, /* Bit 10: Link is up */
1556 PHY_L_QS_DUP_MOD = 1<<9, /* Bit 9: Full/Half Duplex */
1557 PHY_L_QS_AN = 1<<8, /* Bit 8: AutoNeg is On */
1558 PHY_L_QS_AN_C = 1<<7, /* Bit 7: AN is Complete */
1559 PHY_L_QS_LLE = 7<<4,/* Bit 6..4: Line Length Estim. */
1560 PHY_L_QS_PAUSE = 1<<3, /* Bit 3: LP advertised Pause */
1561 PHY_L_QS_AS_PAUSE = 1<<2, /* Bit 2: LP adv. asym. Pause */
1562 PHY_L_QS_ISOLATE = 1<<1, /* Bit 1: CIM Isolated */
1563 PHY_L_QS_EVENT = 1<<0, /* Bit 0: Event has occurred */
1564};
1565
1566/***** PHY_LONE_INT_ENAB 16 bit r/w Interrupt Enable Reg *****/
1567/***** PHY_LONE_INT_STAT 16 bit r/o Interrupt Status Reg *****/
1568enum {
1569 PHY_L_IS_AN_F = 1<<13, /* Bit 13: Auto-Negotiation fault */
1570 PHY_L_IS_CROSS = 1<<11, /* Bit 11: Crossover used */
1571 PHY_L_IS_POL = 1<<10, /* Bit 10: Polarity correct. used */
1572 PHY_L_IS_SS = 1<<9, /* Bit 9: Smart Speed Downgrade */
1573 PHY_L_IS_CFULL = 1<<8, /* Bit 8: Counter Full */
1574 PHY_L_IS_AN_C = 1<<7, /* Bit 7: AutoNeg Complete */
1575 PHY_L_IS_SPEED = 1<<6, /* Bit 6: Speed Changed */
1576 PHY_L_IS_DUP = 1<<5, /* Bit 5: Duplex Changed */
1577 PHY_L_IS_LS = 1<<4, /* Bit 4: Link Status Changed */
1578 PHY_L_IS_ISOL = 1<<3, /* Bit 3: Isolate Occured */
1579 PHY_L_IS_MDINT = 1<<2, /* Bit 2: (ro) STAT: MII Int Pending */
1580 PHY_L_IS_INTEN = 1<<1, /* Bit 1: ENAB: Enable IRQs */
1581 PHY_L_IS_FORCE = 1<<0, /* Bit 0: ENAB: Force Interrupt */
1582};
1583
1584/* int. mask */
1585#define PHY_L_DEF_MSK (PHY_L_IS_LS | PHY_L_IS_ISOL | PHY_L_IS_INTEN)
1586
1587/***** PHY_LONE_LED_CFG 16 bit r/w LED Configuration Reg *****/
1588enum {
1589 PHY_L_LC_LEDC = 3<<14,/* Bit 15..14: Col/Blink/On/Off */
1590 PHY_L_LC_LEDR = 3<<12,/* Bit 13..12: Rx/Blink/On/Off */
1591 PHY_L_LC_LEDT = 3<<10,/* Bit 11..10: Tx/Blink/On/Off */
1592 PHY_L_LC_LEDG = 3<<8,/* Bit 9..8: Giga/Blink/On/Off */
1593 PHY_L_LC_LEDS = 3<<6,/* Bit 7..6: 10-100/Blink/On/Off */
1594 PHY_L_LC_LEDL = 3<<4,/* Bit 5..4: Link/Blink/On/Off */
1595 PHY_L_LC_LEDF = 3<<2,/* Bit 3..2: Duplex/Blink/On/Off */
1596 PHY_L_LC_PSTRECH= 1<<1, /* Bit 1: Strech LED Pulses */
1597 PHY_L_LC_FREQ = 1<<0, /* Bit 0: 30/100 ms */
1598};
1599
1600/***** PHY_LONE_PORT_CTRL 16 bit r/w Port Control Reg *****/
1601enum {
1602 PHY_L_PC_TX_TCLK = 1<<15, /* Bit 15: Enable TX_TCLK */
1603 PHY_L_PC_ALT_NP = 1<<13, /* Bit 14: Alternate Next Page */
1604 PHY_L_PC_GMII_ALT= 1<<12, /* Bit 13: Alternate GMII driver */
1605 PHY_L_PC_TEN_CRS = 1<<10, /* Bit 10: Extend CRS*/
1606};
1607
1608/***** PHY_LONE_CIM 16 bit r/o CIM Reg *****/
1609enum {
1610 PHY_L_CIM_ISOL = 0xff<<8,/* Bit 15..8: Isolate Count */
1611 PHY_L_CIM_FALSE_CAR = 0xff, /* Bit 7..0: False Carrier Count */
1612};
1613
1614/*
1615 * Pause Bits (PHY_L_AN_ASP and PHY_L_AN_PC) encoding
1616 */
1617enum {
1618 PHY_L_P_NO_PAUSE= 0<<10,/* Bit 11..10: no Pause Mode */
1619 PHY_L_P_SYM_MD = 1<<10, /* Bit 11..10: symmetric Pause Mode */
1620 PHY_L_P_ASYM_MD = 2<<10,/* Bit 11..10: asymmetric Pause Mode */
1621 PHY_L_P_BOTH_MD = 3<<10,/* Bit 11..10: both Pause Mode */
1622};
1623
1624/*
1625 * National-Specific
1626 */
1627/***** PHY_NAT_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/
1628enum {
1629 PHY_N_1000C_TEST= 7<<13,/* Bit 15..13: Test Modes */
1630 PHY_N_1000C_MSE = 1<<12, /* Bit 12: Master/Slave Enable */
1631 PHY_N_1000C_MSC = 1<<11, /* Bit 11: M/S Configuration */
1632 PHY_N_1000C_RD = 1<<10, /* Bit 10: Repeater/DTE */
1633 PHY_N_1000C_AFD = 1<<9, /* Bit 9: Advertise Full Duplex */
1634 PHY_N_1000C_AHD = 1<<8, /* Bit 8: Advertise Half Duplex */
1635 PHY_N_1000C_APC = 1<<7, /* Bit 7: Asymmetric Pause Cap. */};
1636
1637
1638/***** PHY_NAT_1000T_STAT 16 bit r/o 1000Base-T Status Reg *****/
1639enum {
1640 PHY_N_1000S_MSF = 1<<15, /* Bit 15: Master/Slave Fault */
1641 PHY_N_1000S_MSR = 1<<14, /* Bit 14: Master/Slave Result */
1642 PHY_N_1000S_LRS = 1<<13, /* Bit 13: Local Receiver Status */
1643 PHY_N_1000S_RRS = 1<<12, /* Bit 12: Remote Receiver Status*/
1644 PHY_N_1000S_LP_FD= 1<<11, /* Bit 11: Link Partner can FD */
1645 PHY_N_1000S_LP_HD= 1<<10, /* Bit 10: Link Partner can HD */
1646 PHY_N_1000C_LP_APC= 1<<9, /* Bit 9: LP Asym. Pause Cap. */
1647 PHY_N_1000S_IEC = 0xff, /* Bit 7..0: Idle Error Count */
1648};
1649
1650/***** PHY_NAT_EXT_STAT 16 bit r/o Extended Status Register *****/
1651enum {
1652 PHY_N_ES_X_FD_CAP= 1<<15, /* Bit 15: 1000Base-X FD capable */
1653 PHY_N_ES_X_HD_CAP= 1<<14, /* Bit 14: 1000Base-X HD capable */
1654 PHY_N_ES_T_FD_CAP= 1<<13, /* Bit 13: 1000Base-T FD capable */
1655 PHY_N_ES_T_HD_CAP= 1<<12, /* Bit 12: 1000Base-T HD capable */
1656};
1657
1658/** Marvell-Specific */
1659enum {
1660 PHY_M_AN_NXT_PG = 1<<15, /* Request Next Page */
1661 PHY_M_AN_ACK = 1<<14, /* (ro) Acknowledge Received */
1662 PHY_M_AN_RF = 1<<13, /* Remote Fault */
1663
1664 PHY_M_AN_ASP = 1<<11, /* Asymmetric Pause */
1665 PHY_M_AN_PC = 1<<10, /* MAC Pause implemented */
1666 PHY_M_AN_100_T4 = 1<<9, /* Not cap. 100Base-T4 (always 0) */
1667 PHY_M_AN_100_FD = 1<<8, /* Advertise 100Base-TX Full Duplex */
1668 PHY_M_AN_100_HD = 1<<7, /* Advertise 100Base-TX Half Duplex */
1669 PHY_M_AN_10_FD = 1<<6, /* Advertise 10Base-TX Full Duplex */
1670 PHY_M_AN_10_HD = 1<<5, /* Advertise 10Base-TX Half Duplex */
1671 PHY_M_AN_SEL_MSK =0x1f<<4, /* Bit 4.. 0: Selector Field Mask */
1672};
1673
1674/* special defines for FIBER (88E1011S only) */
1675enum {
1676 PHY_M_AN_ASP_X = 1<<8, /* Asymmetric Pause */
1677 PHY_M_AN_PC_X = 1<<7, /* MAC Pause implemented */
1678 PHY_M_AN_1000X_AHD = 1<<6, /* Advertise 10000Base-X Half Duplex */
1679 PHY_M_AN_1000X_AFD = 1<<5, /* Advertise 10000Base-X Full Duplex */
1680};
1681
1682/* Pause Bits (PHY_M_AN_ASP_X and PHY_M_AN_PC_X) encoding */
1683enum {
1684 PHY_M_P_NO_PAUSE_X = 0<<7,/* Bit 8.. 7: no Pause Mode */
1685 PHY_M_P_SYM_MD_X = 1<<7, /* Bit 8.. 7: symmetric Pause Mode */
1686 PHY_M_P_ASYM_MD_X = 2<<7,/* Bit 8.. 7: asymmetric Pause Mode */
1687 PHY_M_P_BOTH_MD_X = 3<<7,/* Bit 8.. 7: both Pause Mode */
1688};
1689
1690/***** PHY_MARV_1000T_CTRL 16 bit r/w 1000Base-T Control Reg *****/
1691enum {
1692 PHY_M_1000C_TEST = 7<<13,/* Bit 15..13: Test Modes */
1693 PHY_M_1000C_MSE = 1<<12, /* Manual Master/Slave Enable */
1694 PHY_M_1000C_MSC = 1<<11, /* M/S Configuration (1=Master) */
1695 PHY_M_1000C_MPD = 1<<10, /* Multi-Port Device */
1696 PHY_M_1000C_AFD = 1<<9, /* Advertise Full Duplex */
1697 PHY_M_1000C_AHD = 1<<8, /* Advertise Half Duplex */
1698};
1699
1700/***** PHY_MARV_PHY_CTRL 16 bit r/w PHY Specific Ctrl Reg *****/
1701enum {
1702 PHY_M_PC_TX_FFD_MSK = 3<<14,/* Bit 15..14: Tx FIFO Depth Mask */
1703 PHY_M_PC_RX_FFD_MSK = 3<<12,/* Bit 13..12: Rx FIFO Depth Mask */
1704 PHY_M_PC_ASS_CRS_TX = 1<<11, /* Assert CRS on Transmit */
1705 PHY_M_PC_FL_GOOD = 1<<10, /* Force Link Good */
1706 PHY_M_PC_EN_DET_MSK = 3<<8,/* Bit 9.. 8: Energy Detect Mask */
1707 PHY_M_PC_ENA_EXT_D = 1<<7, /* Enable Ext. Distance (10BT) */
1708 PHY_M_PC_MDIX_MSK = 3<<5,/* Bit 6.. 5: MDI/MDIX Config. Mask */
1709 PHY_M_PC_DIS_125CLK = 1<<4, /* Disable 125 CLK */
1710 PHY_M_PC_MAC_POW_UP = 1<<3, /* MAC Power up */
1711 PHY_M_PC_SQE_T_ENA = 1<<2, /* SQE Test Enabled */
1712 PHY_M_PC_POL_R_DIS = 1<<1, /* Polarity Reversal Disabled */
1713 PHY_M_PC_DIS_JABBER = 1<<0, /* Disable Jabber */
1714};
1715
1716enum {
1717 PHY_M_PC_EN_DET = 2<<8, /* Energy Detect (Mode 1) */
1718 PHY_M_PC_EN_DET_PLUS = 3<<8, /* Energy Detect Plus (Mode 2) */
1719};
1720
1721#define PHY_M_PC_MDI_XMODE(x) (((x)<<5) & PHY_M_PC_MDIX_MSK)
1722
1723enum {
1724 PHY_M_PC_MAN_MDI = 0, /* 00 = Manual MDI configuration */
1725 PHY_M_PC_MAN_MDIX = 1, /* 01 = Manual MDIX configuration */
1726 PHY_M_PC_ENA_AUTO = 3, /* 11 = Enable Automatic Crossover */
1727};
1728
1729/* for 10/100 Fast Ethernet PHY (88E3082 only) */
1730enum {
1731 PHY_M_PC_ENA_DTE_DT = 1<<15, /* Enable Data Terminal Equ. (DTE) Detect */
1732 PHY_M_PC_ENA_ENE_DT = 1<<14, /* Enable Energy Detect (sense & pulse) */
1733 PHY_M_PC_DIS_NLP_CK = 1<<13, /* Disable Normal Link Puls (NLP) Check */
1734 PHY_M_PC_ENA_LIP_NP = 1<<12, /* Enable Link Partner Next Page Reg. */
1735 PHY_M_PC_DIS_NLP_GN = 1<<11, /* Disable Normal Link Puls Generation */
1736
1737 PHY_M_PC_DIS_SCRAMB = 1<<9, /* Disable Scrambler */
1738 PHY_M_PC_DIS_FEFI = 1<<8, /* Disable Far End Fault Indic. (FEFI) */
1739
1740 PHY_M_PC_SH_TP_SEL = 1<<6, /* Shielded Twisted Pair Select */
1741 PHY_M_PC_RX_FD_MSK = 3<<2,/* Bit 3.. 2: Rx FIFO Depth Mask */
1742};
1743
1744/***** PHY_MARV_PHY_STAT 16 bit r/o PHY Specific Status Reg *****/
1745enum {
1746 PHY_M_PS_SPEED_MSK = 3<<14, /* Bit 15..14: Speed Mask */
1747 PHY_M_PS_SPEED_1000 = 1<<15, /* 10 = 1000 Mbps */
1748 PHY_M_PS_SPEED_100 = 1<<14, /* 01 = 100 Mbps */
1749 PHY_M_PS_SPEED_10 = 0, /* 00 = 10 Mbps */
1750 PHY_M_PS_FULL_DUP = 1<<13, /* Full Duplex */
1751 PHY_M_PS_PAGE_REC = 1<<12, /* Page Received */
1752 PHY_M_PS_SPDUP_RES = 1<<11, /* Speed & Duplex Resolved */
1753 PHY_M_PS_LINK_UP = 1<<10, /* Link Up */
1754 PHY_M_PS_CABLE_MSK = 7<<7, /* Bit 9.. 7: Cable Length Mask */
1755 PHY_M_PS_MDI_X_STAT = 1<<6, /* MDI Crossover Stat (1=MDIX) */
1756 PHY_M_PS_DOWNS_STAT = 1<<5, /* Downshift Status (1=downsh.) */
1757 PHY_M_PS_ENDET_STAT = 1<<4, /* Energy Detect Status (1=act) */
1758 PHY_M_PS_TX_P_EN = 1<<3, /* Tx Pause Enabled */
1759 PHY_M_PS_RX_P_EN = 1<<2, /* Rx Pause Enabled */
1760 PHY_M_PS_POL_REV = 1<<1, /* Polarity Reversed */
1761 PHY_M_PS_JABBER = 1<<0, /* Jabber */
1762};
1763
1764#define PHY_M_PS_PAUSE_MSK (PHY_M_PS_TX_P_EN | PHY_M_PS_RX_P_EN)
1765
1766/* for 10/100 Fast Ethernet PHY (88E3082 only) */
1767enum {
1768 PHY_M_PS_DTE_DETECT = 1<<15, /* Data Terminal Equipment (DTE) Detected */
1769 PHY_M_PS_RES_SPEED = 1<<14, /* Resolved Speed (1=100 Mbps, 0=10 Mbps */
1770};
1771
1772enum {
1773 PHY_M_IS_AN_ERROR = 1<<15, /* Auto-Negotiation Error */
1774 PHY_M_IS_LSP_CHANGE = 1<<14, /* Link Speed Changed */
1775 PHY_M_IS_DUP_CHANGE = 1<<13, /* Duplex Mode Changed */
1776 PHY_M_IS_AN_PR = 1<<12, /* Page Received */
1777 PHY_M_IS_AN_COMPL = 1<<11, /* Auto-Negotiation Completed */
1778 PHY_M_IS_LST_CHANGE = 1<<10, /* Link Status Changed */
1779 PHY_M_IS_SYMB_ERROR = 1<<9, /* Symbol Error */
1780 PHY_M_IS_FALSE_CARR = 1<<8, /* False Carrier */
1781 PHY_M_IS_FIFO_ERROR = 1<<7, /* FIFO Overflow/Underrun Error */
1782 PHY_M_IS_MDI_CHANGE = 1<<6, /* MDI Crossover Changed */
1783 PHY_M_IS_DOWNSH_DET = 1<<5, /* Downshift Detected */
1784 PHY_M_IS_END_CHANGE = 1<<4, /* Energy Detect Changed */
1785
1786 PHY_M_IS_DTE_CHANGE = 1<<2, /* DTE Power Det. Status Changed */
1787 PHY_M_IS_POL_CHANGE = 1<<1, /* Polarity Changed */
1788 PHY_M_IS_JABBER = 1<<0, /* Jabber */
1789};
1790
1791#define PHY_M_DEF_MSK ( PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | \
1792 PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR)
1793
1794/***** PHY_MARV_EXT_CTRL 16 bit r/w Ext. PHY Specific Ctrl *****/
1795enum {
1796 PHY_M_EC_ENA_BC_EXT = 1<<15, /* Enable Block Carr. Ext. (88E1111 only) */
1797 PHY_M_EC_ENA_LIN_LB = 1<<14, /* Enable Line Loopback (88E1111 only) */
1798
1799 PHY_M_EC_DIS_LINK_P = 1<<12, /* Disable Link Pulses (88E1111 only) */
1800 PHY_M_EC_M_DSC_MSK = 3<<10, /* Bit 11..10: Master Downshift Counter */
1801 /* (88E1011 only) */
1802 PHY_M_EC_S_DSC_MSK = 3<<8,/* Bit 9.. 8: Slave Downshift Counter */
1803 /* (88E1011 only) */
1804 PHY_M_EC_M_DSC_MSK2 = 7<<9,/* Bit 11.. 9: Master Downshift Counter */
1805 /* (88E1111 only) */
1806 PHY_M_EC_DOWN_S_ENA = 1<<8, /* Downshift Enable (88E1111 only) */
1807 /* !!! Errata in spec. (1 = disable) */
1808 PHY_M_EC_RX_TIM_CT = 1<<7, /* RGMII Rx Timing Control*/
1809 PHY_M_EC_MAC_S_MSK = 7<<4,/* Bit 6.. 4: Def. MAC interface speed */
1810 PHY_M_EC_FIB_AN_ENA = 1<<3, /* Fiber Auto-Neg. Enable (88E1011S only) */
1811 PHY_M_EC_DTE_D_ENA = 1<<2, /* DTE Detect Enable (88E1111 only) */
1812 PHY_M_EC_TX_TIM_CT = 1<<1, /* RGMII Tx Timing Control */
1813 PHY_M_EC_TRANS_DIS = 1<<0, /* Transmitter Disable (88E1111 only) */};
1814
1815#define PHY_M_EC_M_DSC(x) ((x)<<10) /* 00=1x; 01=2x; 10=3x; 11=4x */
1816#define PHY_M_EC_S_DSC(x) ((x)<<8) /* 00=dis; 01=1x; 10=2x; 11=3x */
1817#define PHY_M_EC_MAC_S(x) ((x)<<4) /* 01X=0; 110=2.5; 111=25 (MHz) */
1818
1819#define PHY_M_EC_M_DSC_2(x) ((x)<<9) /* 000=1x; 001=2x; 010=3x; 011=4x */
1820 /* 100=5x; 101=6x; 110=7x; 111=8x */
1821enum {
1822 MAC_TX_CLK_0_MHZ = 2,
1823 MAC_TX_CLK_2_5_MHZ = 6,
1824 MAC_TX_CLK_25_MHZ = 7,
1825};
1826
1827/***** PHY_MARV_LED_CTRL 16 bit r/w LED Control Reg *****/
1828enum {
1829 PHY_M_LEDC_DIS_LED = 1<<15, /* Disable LED */
1830 PHY_M_LEDC_PULS_MSK = 7<<12,/* Bit 14..12: Pulse Stretch Mask */
1831 PHY_M_LEDC_F_INT = 1<<11, /* Force Interrupt */
1832 PHY_M_LEDC_BL_R_MSK = 7<<8,/* Bit 10.. 8: Blink Rate Mask */
1833 PHY_M_LEDC_DP_C_LSB = 1<<7, /* Duplex Control (LSB, 88E1111 only) */
1834 PHY_M_LEDC_TX_C_LSB = 1<<6, /* Tx Control (LSB, 88E1111 only) */
1835 PHY_M_LEDC_LK_C_MSK = 7<<3,/* Bit 5.. 3: Link Control Mask */
1836 /* (88E1111 only) */
1837};
1838
1839enum {
1840 PHY_M_LEDC_LINK_MSK = 3<<3,/* Bit 4.. 3: Link Control Mask */
1841 /* (88E1011 only) */
1842 PHY_M_LEDC_DP_CTRL = 1<<2, /* Duplex Control */
1843 PHY_M_LEDC_DP_C_MSB = 1<<2, /* Duplex Control (MSB, 88E1111 only) */
1844 PHY_M_LEDC_RX_CTRL = 1<<1, /* Rx Activity / Link */
1845 PHY_M_LEDC_TX_CTRL = 1<<0, /* Tx Activity / Link */
1846 PHY_M_LEDC_TX_C_MSB = 1<<0, /* Tx Control (MSB, 88E1111 only) */
1847};
1848
1849#define PHY_M_LED_PULS_DUR(x) ( ((x)<<12) & PHY_M_LEDC_PULS_MSK)
1850
1851enum {
1852 PULS_NO_STR = 0,/* no pulse stretching */
1853 PULS_21MS = 1,/* 21 ms to 42 ms */
1854 PULS_42MS = 2,/* 42 ms to 84 ms */
1855 PULS_84MS = 3,/* 84 ms to 170 ms */
1856 PULS_170MS = 4,/* 170 ms to 340 ms */
1857 PULS_340MS = 5,/* 340 ms to 670 ms */
1858 PULS_670MS = 6,/* 670 ms to 1.3 s */
1859 PULS_1300MS = 7,/* 1.3 s to 2.7 s */
1860};
1861
1862#define PHY_M_LED_BLINK_RT(x) ( ((x)<<8) & PHY_M_LEDC_BL_R_MSK)
1863
1864enum {
1865 BLINK_42MS = 0,/* 42 ms */
1866 BLINK_84MS = 1,/* 84 ms */
1867 BLINK_170MS = 2,/* 170 ms */
1868 BLINK_340MS = 3,/* 340 ms */
1869 BLINK_670MS = 4,/* 670 ms */
1870};
1871
1872/***** PHY_MARV_LED_OVER 16 bit r/w Manual LED Override Reg *****/
1873#define PHY_M_LED_MO_SGMII(x) ((x)<<14) /* Bit 15..14: SGMII AN Timer */
1874 /* Bit 13..12: reserved */
1875#define PHY_M_LED_MO_DUP(x) ((x)<<10) /* Bit 11..10: Duplex */
1876#define PHY_M_LED_MO_10(x) ((x)<<8) /* Bit 9.. 8: Link 10 */
1877#define PHY_M_LED_MO_100(x) ((x)<<6) /* Bit 7.. 6: Link 100 */
1878#define PHY_M_LED_MO_1000(x) ((x)<<4) /* Bit 5.. 4: Link 1000 */
1879#define PHY_M_LED_MO_RX(x) ((x)<<2) /* Bit 3.. 2: Rx */
1880#define PHY_M_LED_MO_TX(x) ((x)<<0) /* Bit 1.. 0: Tx */
1881
1882enum {
1883 MO_LED_NORM = 0,
1884 MO_LED_BLINK = 1,
1885 MO_LED_OFF = 2,
1886 MO_LED_ON = 3,
1887};
1888
1889/***** PHY_MARV_EXT_CTRL_2 16 bit r/w Ext. PHY Specific Ctrl 2 *****/
1890enum {
1891 PHY_M_EC2_FI_IMPED = 1<<6, /* Fiber Input Impedance */
1892 PHY_M_EC2_FO_IMPED = 1<<5, /* Fiber Output Impedance */
1893 PHY_M_EC2_FO_M_CLK = 1<<4, /* Fiber Mode Clock Enable */
1894 PHY_M_EC2_FO_BOOST = 1<<3, /* Fiber Output Boost */
1895 PHY_M_EC2_FO_AM_MSK = 7,/* Bit 2.. 0: Fiber Output Amplitude */
1896};
1897
1898/***** PHY_MARV_EXT_P_STAT 16 bit r/w Ext. PHY Specific Status *****/
1899enum {
1900 PHY_M_FC_AUTO_SEL = 1<<15, /* Fiber/Copper Auto Sel. Dis. */
1901 PHY_M_FC_AN_REG_ACC = 1<<14, /* Fiber/Copper AN Reg. Access */
1902 PHY_M_FC_RESOLUTION = 1<<13, /* Fiber/Copper Resolution */
1903 PHY_M_SER_IF_AN_BP = 1<<12, /* Ser. IF AN Bypass Enable */
1904 PHY_M_SER_IF_BP_ST = 1<<11, /* Ser. IF AN Bypass Status */
1905 PHY_M_IRQ_POLARITY = 1<<10, /* IRQ polarity */
1906 PHY_M_DIS_AUT_MED = 1<<9, /* Disable Aut. Medium Reg. Selection */
1907 /* (88E1111 only) */
1908 /* Bit 9.. 4: reserved (88E1011 only) */
1909 PHY_M_UNDOC1 = 1<<7, /* undocumented bit !! */
1910 PHY_M_DTE_POW_STAT = 1<<4, /* DTE Power Status (88E1111 only) */
1911 PHY_M_MODE_MASK = 0xf, /* Bit 3.. 0: copy of HWCFG MODE[3:0] */
1912};
1913
1914/***** PHY_MARV_CABLE_DIAG 16 bit r/o Cable Diagnostic Reg *****/
1915enum {
1916 PHY_M_CABD_ENA_TEST = 1<<15, /* Enable Test (Page 0) */
1917 PHY_M_CABD_DIS_WAIT = 1<<15, /* Disable Waiting Period (Page 1) */
1918 /* (88E1111 only) */
1919 PHY_M_CABD_STAT_MSK = 3<<13, /* Bit 14..13: Status Mask */
1920 PHY_M_CABD_AMPL_MSK = 0x1f<<8,/* Bit 12.. 8: Amplitude Mask */
1921 /* (88E1111 only) */
1922 PHY_M_CABD_DIST_MSK = 0xff, /* Bit 7.. 0: Distance Mask */
1923};
1924
1925/* values for Cable Diagnostic Status (11=fail; 00=OK; 10=open; 01=short) */
1926enum {
1927 CABD_STAT_NORMAL= 0,
1928 CABD_STAT_SHORT = 1,
1929 CABD_STAT_OPEN = 2,
1930 CABD_STAT_FAIL = 3,
1931};
1932
1933/* for 10/100 Fast Ethernet PHY (88E3082 only) */
1934/***** PHY_MARV_FE_LED_PAR 16 bit r/w LED Parallel Select Reg. *****/
1935 /* Bit 15..12: reserved (used internally) */
1936enum {
1937 PHY_M_FELP_LED2_MSK = 0xf<<8, /* Bit 11.. 8: LED2 Mask (LINK) */
1938 PHY_M_FELP_LED1_MSK = 0xf<<4, /* Bit 7.. 4: LED1 Mask (ACT) */
1939 PHY_M_FELP_LED0_MSK = 0xf, /* Bit 3.. 0: LED0 Mask (SPEED) */
1940};
1941
1942#define PHY_M_FELP_LED2_CTRL(x) ( ((x)<<8) & PHY_M_FELP_LED2_MSK)
1943#define PHY_M_FELP_LED1_CTRL(x) ( ((x)<<4) & PHY_M_FELP_LED1_MSK)
1944#define PHY_M_FELP_LED0_CTRL(x) ( ((x)<<0) & PHY_M_FELP_LED0_MSK)
1945
1946enum {
1947 LED_PAR_CTRL_COLX = 0x00,
1948 LED_PAR_CTRL_ERROR = 0x01,
1949 LED_PAR_CTRL_DUPLEX = 0x02,
1950 LED_PAR_CTRL_DP_COL = 0x03,
1951 LED_PAR_CTRL_SPEED = 0x04,
1952 LED_PAR_CTRL_LINK = 0x05,
1953 LED_PAR_CTRL_TX = 0x06,
1954 LED_PAR_CTRL_RX = 0x07,
1955 LED_PAR_CTRL_ACT = 0x08,
1956 LED_PAR_CTRL_LNK_RX = 0x09,
1957 LED_PAR_CTRL_LNK_AC = 0x0a,
1958 LED_PAR_CTRL_ACT_BL = 0x0b,
1959 LED_PAR_CTRL_TX_BL = 0x0c,
1960 LED_PAR_CTRL_RX_BL = 0x0d,
1961 LED_PAR_CTRL_COL_BL = 0x0e,
1962 LED_PAR_CTRL_INACT = 0x0f
1963};
1964
1965/*****,PHY_MARV_FE_SPEC_2 16 bit r/w Specific Control Reg. 2 *****/
1966enum {
1967 PHY_M_FESC_DIS_WAIT = 1<<2, /* Disable TDR Waiting Period */
1968 PHY_M_FESC_ENA_MCLK = 1<<1, /* Enable MAC Rx Clock in sleep mode */
1969 PHY_M_FESC_SEL_CL_A = 1<<0, /* Select Class A driver (100B-TX) */
1970};
1971
1972/* for Yukon-2 Gigabit Ethernet PHY (88E1112 only) */
1973/***** PHY_MARV_PHY_CTRL (page 2) 16 bit r/w MAC Specific Ctrl *****/
1974enum {
1975 PHY_M_MAC_MD_MSK = 7<<7, /* Bit 9.. 7: Mode Select Mask */
1976 PHY_M_MAC_MD_AUTO = 3,/* Auto Copper/1000Base-X */
1977 PHY_M_MAC_MD_COPPER = 5,/* Copper only */
1978 PHY_M_MAC_MD_1000BX = 7,/* 1000Base-X only */
1979};
1980#define PHY_M_MAC_MODE_SEL(x) ( ((x)<<7) & PHY_M_MAC_MD_MSK)
1981
1982/***** PHY_MARV_PHY_CTRL (page 3) 16 bit r/w LED Control Reg. *****/
1983enum {
1984 PHY_M_LEDC_LOS_MSK = 0xf<<12,/* Bit 15..12: LOS LED Ctrl. Mask */
1985 PHY_M_LEDC_INIT_MSK = 0xf<<8, /* Bit 11.. 8: INIT LED Ctrl. Mask */
1986 PHY_M_LEDC_STA1_MSK = 0xf<<4,/* Bit 7.. 4: STAT1 LED Ctrl. Mask */
1987 PHY_M_LEDC_STA0_MSK = 0xf, /* Bit 3.. 0: STAT0 LED Ctrl. Mask */
1988};
1989
1990#define PHY_M_LEDC_LOS_CTRL(x) ( ((x)<<12) & PHY_M_LEDC_LOS_MSK)
1991#define PHY_M_LEDC_INIT_CTRL(x) ( ((x)<<8) & PHY_M_LEDC_INIT_MSK)
1992#define PHY_M_LEDC_STA1_CTRL(x) ( ((x)<<4) & PHY_M_LEDC_STA1_MSK)
1993#define PHY_M_LEDC_STA0_CTRL(x) ( ((x)<<0) & PHY_M_LEDC_STA0_MSK)
1994
1995/* GMAC registers */
1996/* Port Registers */
1997enum {
1998 GM_GP_STAT = 0x0000, /* 16 bit r/o General Purpose Status */
1999 GM_GP_CTRL = 0x0004, /* 16 bit r/w General Purpose Control */
2000 GM_TX_CTRL = 0x0008, /* 16 bit r/w Transmit Control Reg. */
2001 GM_RX_CTRL = 0x000c, /* 16 bit r/w Receive Control Reg. */
2002 GM_TX_FLOW_CTRL = 0x0010, /* 16 bit r/w Transmit Flow-Control */
2003 GM_TX_PARAM = 0x0014, /* 16 bit r/w Transmit Parameter Reg. */
2004 GM_SERIAL_MODE = 0x0018, /* 16 bit r/w Serial Mode Register */
2005/* Source Address Registers */
2006 GM_SRC_ADDR_1L = 0x001c, /* 16 bit r/w Source Address 1 (low) */
2007 GM_SRC_ADDR_1M = 0x0020, /* 16 bit r/w Source Address 1 (middle) */
2008 GM_SRC_ADDR_1H = 0x0024, /* 16 bit r/w Source Address 1 (high) */
2009 GM_SRC_ADDR_2L = 0x0028, /* 16 bit r/w Source Address 2 (low) */
2010 GM_SRC_ADDR_2M = 0x002c, /* 16 bit r/w Source Address 2 (middle) */
2011 GM_SRC_ADDR_2H = 0x0030, /* 16 bit r/w Source Address 2 (high) */
2012
2013/* Multicast Address Hash Registers */
2014 GM_MC_ADDR_H1 = 0x0034, /* 16 bit r/w Multicast Address Hash 1 */
2015 GM_MC_ADDR_H2 = 0x0038, /* 16 bit r/w Multicast Address Hash 2 */
2016 GM_MC_ADDR_H3 = 0x003c, /* 16 bit r/w Multicast Address Hash 3 */
2017 GM_MC_ADDR_H4 = 0x0040, /* 16 bit r/w Multicast Address Hash 4 */
2018
2019/* Interrupt Source Registers */
2020 GM_TX_IRQ_SRC = 0x0044, /* 16 bit r/o Tx Overflow IRQ Source */
2021 GM_RX_IRQ_SRC = 0x0048, /* 16 bit r/o Rx Overflow IRQ Source */
2022 GM_TR_IRQ_SRC = 0x004c, /* 16 bit r/o Tx/Rx Over. IRQ Source */
2023
2024/* Interrupt Mask Registers */
2025 GM_TX_IRQ_MSK = 0x0050, /* 16 bit r/w Tx Overflow IRQ Mask */
2026 GM_RX_IRQ_MSK = 0x0054, /* 16 bit r/w Rx Overflow IRQ Mask */
2027 GM_TR_IRQ_MSK = 0x0058, /* 16 bit r/w Tx/Rx Over. IRQ Mask */
2028
2029/* Serial Management Interface (SMI) Registers */
2030 GM_SMI_CTRL = 0x0080, /* 16 bit r/w SMI Control Register */
2031 GM_SMI_DATA = 0x0084, /* 16 bit r/w SMI Data Register */
2032 GM_PHY_ADDR = 0x0088, /* 16 bit r/w GPHY Address Register */
2033};
2034
2035/* MIB Counters */
2036#define GM_MIB_CNT_BASE 0x0100 /* Base Address of MIB Counters */
2037#define GM_MIB_CNT_SIZE 44 /* Number of MIB Counters */
2038
2039/*
2040 * MIB Counters base address definitions (low word) -
2041 * use offset 4 for access to high word (32 bit r/o)
2042 */
2043enum {
2044 GM_RXF_UC_OK = GM_MIB_CNT_BASE + 0, /* Unicast Frames Received OK */
2045 GM_RXF_BC_OK = GM_MIB_CNT_BASE + 8, /* Broadcast Frames Received OK */
2046 GM_RXF_MPAUSE = GM_MIB_CNT_BASE + 16, /* Pause MAC Ctrl Frames Received */
2047 GM_RXF_MC_OK = GM_MIB_CNT_BASE + 24, /* Multicast Frames Received OK */
2048 GM_RXF_FCS_ERR = GM_MIB_CNT_BASE + 32, /* Rx Frame Check Seq. Error */
2049 /* GM_MIB_CNT_BASE + 40: reserved */
2050 GM_RXO_OK_LO = GM_MIB_CNT_BASE + 48, /* Octets Received OK Low */
2051 GM_RXO_OK_HI = GM_MIB_CNT_BASE + 56, /* Octets Received OK High */
2052 GM_RXO_ERR_LO = GM_MIB_CNT_BASE + 64, /* Octets Received Invalid Low */
2053 GM_RXO_ERR_HI = GM_MIB_CNT_BASE + 72, /* Octets Received Invalid High */
2054 GM_RXF_SHT = GM_MIB_CNT_BASE + 80, /* Frames <64 Byte Received OK */
2055 GM_RXE_FRAG = GM_MIB_CNT_BASE + 88, /* Frames <64 Byte Received with FCS Err */
2056 GM_RXF_64B = GM_MIB_CNT_BASE + 96, /* 64 Byte Rx Frame */
2057 GM_RXF_127B = GM_MIB_CNT_BASE + 104, /* 65-127 Byte Rx Frame */
2058 GM_RXF_255B = GM_MIB_CNT_BASE + 112, /* 128-255 Byte Rx Frame */
2059 GM_RXF_511B = GM_MIB_CNT_BASE + 120, /* 256-511 Byte Rx Frame */
2060 GM_RXF_1023B = GM_MIB_CNT_BASE + 128, /* 512-1023 Byte Rx Frame */
2061 GM_RXF_1518B = GM_MIB_CNT_BASE + 136, /* 1024-1518 Byte Rx Frame */
2062 GM_RXF_MAX_SZ = GM_MIB_CNT_BASE + 144, /* 1519-MaxSize Byte Rx Frame */
2063 GM_RXF_LNG_ERR = GM_MIB_CNT_BASE + 152, /* Rx Frame too Long Error */
2064 GM_RXF_JAB_PKT = GM_MIB_CNT_BASE + 160, /* Rx Jabber Packet Frame */
2065 /* GM_MIB_CNT_BASE + 168: reserved */
2066 GM_RXE_FIFO_OV = GM_MIB_CNT_BASE + 176, /* Rx FIFO overflow Event */
2067 /* GM_MIB_CNT_BASE + 184: reserved */
2068 GM_TXF_UC_OK = GM_MIB_CNT_BASE + 192, /* Unicast Frames Xmitted OK */
2069 GM_TXF_BC_OK = GM_MIB_CNT_BASE + 200, /* Broadcast Frames Xmitted OK */
2070 GM_TXF_MPAUSE = GM_MIB_CNT_BASE + 208, /* Pause MAC Ctrl Frames Xmitted */
2071 GM_TXF_MC_OK = GM_MIB_CNT_BASE + 216, /* Multicast Frames Xmitted OK */
2072 GM_TXO_OK_LO = GM_MIB_CNT_BASE + 224, /* Octets Transmitted OK Low */
2073 GM_TXO_OK_HI = GM_MIB_CNT_BASE + 232, /* Octets Transmitted OK High */
2074 GM_TXF_64B = GM_MIB_CNT_BASE + 240, /* 64 Byte Tx Frame */
2075 GM_TXF_127B = GM_MIB_CNT_BASE + 248, /* 65-127 Byte Tx Frame */
2076 GM_TXF_255B = GM_MIB_CNT_BASE + 256, /* 128-255 Byte Tx Frame */
2077 GM_TXF_511B = GM_MIB_CNT_BASE + 264, /* 256-511 Byte Tx Frame */
2078 GM_TXF_1023B = GM_MIB_CNT_BASE + 272, /* 512-1023 Byte Tx Frame */
2079 GM_TXF_1518B = GM_MIB_CNT_BASE + 280, /* 1024-1518 Byte Tx Frame */
2080 GM_TXF_MAX_SZ = GM_MIB_CNT_BASE + 288, /* 1519-MaxSize Byte Tx Frame */
2081
2082 GM_TXF_COL = GM_MIB_CNT_BASE + 304, /* Tx Collision */
2083 GM_TXF_LAT_COL = GM_MIB_CNT_BASE + 312, /* Tx Late Collision */
2084 GM_TXF_ABO_COL = GM_MIB_CNT_BASE + 320, /* Tx aborted due to Exces. Col. */
2085 GM_TXF_MUL_COL = GM_MIB_CNT_BASE + 328, /* Tx Multiple Collision */
2086 GM_TXF_SNG_COL = GM_MIB_CNT_BASE + 336, /* Tx Single Collision */
2087 GM_TXE_FIFO_UR = GM_MIB_CNT_BASE + 344, /* Tx FIFO Underrun Event */
2088};
2089
2090/* GMAC Bit Definitions */
2091/* GM_GP_STAT 16 bit r/o General Purpose Status Register */
2092enum {
2093 GM_GPSR_SPEED = 1<<15, /* Bit 15: Port Speed (1 = 100 Mbps) */
2094 GM_GPSR_DUPLEX = 1<<14, /* Bit 14: Duplex Mode (1 = Full) */
2095 GM_GPSR_FC_TX_DIS = 1<<13, /* Bit 13: Tx Flow-Control Mode Disabled */
2096 GM_GPSR_LINK_UP = 1<<12, /* Bit 12: Link Up Status */
2097 GM_GPSR_PAUSE = 1<<11, /* Bit 11: Pause State */
2098 GM_GPSR_TX_ACTIVE = 1<<10, /* Bit 10: Tx in Progress */
2099 GM_GPSR_EXC_COL = 1<<9, /* Bit 9: Excessive Collisions Occured */
2100 GM_GPSR_LAT_COL = 1<<8, /* Bit 8: Late Collisions Occured */
2101
2102 GM_GPSR_PHY_ST_CH = 1<<5, /* Bit 5: PHY Status Change */
2103 GM_GPSR_GIG_SPEED = 1<<4, /* Bit 4: Gigabit Speed (1 = 1000 Mbps) */
2104 GM_GPSR_PART_MODE = 1<<3, /* Bit 3: Partition mode */
2105 GM_GPSR_FC_RX_DIS = 1<<2, /* Bit 2: Rx Flow-Control Mode Disabled */
2106 GM_GPSR_PROM_EN = 1<<1, /* Bit 1: Promiscuous Mode Enabled */
2107};
2108
2109/* GM_GP_CTRL 16 bit r/w General Purpose Control Register */
2110enum {
2111 GM_GPCR_PROM_ENA = 1<<14, /* Bit 14: Enable Promiscuous Mode */
2112 GM_GPCR_FC_TX_DIS = 1<<13, /* Bit 13: Disable Tx Flow-Control Mode */
2113 GM_GPCR_TX_ENA = 1<<12, /* Bit 12: Enable Transmit */
2114 GM_GPCR_RX_ENA = 1<<11, /* Bit 11: Enable Receive */
2115 GM_GPCR_BURST_ENA = 1<<10, /* Bit 10: Enable Burst Mode */
2116 GM_GPCR_LOOP_ENA = 1<<9, /* Bit 9: Enable MAC Loopback Mode */
2117 GM_GPCR_PART_ENA = 1<<8, /* Bit 8: Enable Partition Mode */
2118 GM_GPCR_GIGS_ENA = 1<<7, /* Bit 7: Gigabit Speed (1000 Mbps) */
2119 GM_GPCR_FL_PASS = 1<<6, /* Bit 6: Force Link Pass */
2120 GM_GPCR_DUP_FULL = 1<<5, /* Bit 5: Full Duplex Mode */
2121 GM_GPCR_FC_RX_DIS = 1<<4, /* Bit 4: Disable Rx Flow-Control Mode */
2122 GM_GPCR_SPEED_100 = 1<<3, /* Bit 3: Port Speed 100 Mbps */
2123 GM_GPCR_AU_DUP_DIS = 1<<2, /* Bit 2: Disable Auto-Update Duplex */
2124 GM_GPCR_AU_FCT_DIS = 1<<1, /* Bit 1: Disable Auto-Update Flow-C. */
2125 GM_GPCR_AU_SPD_DIS = 1<<0, /* Bit 0: Disable Auto-Update Speed */
2126};
2127
2128#define GM_GPCR_SPEED_1000 (GM_GPCR_GIGS_ENA | GM_GPCR_SPEED_100)
2129#define GM_GPCR_AU_ALL_DIS (GM_GPCR_AU_DUP_DIS | GM_GPCR_AU_FCT_DIS|GM_GPCR_AU_SPD_DIS)
2130
2131/* GM_TX_CTRL 16 bit r/w Transmit Control Register */
2132enum {
2133 GM_TXCR_FORCE_JAM = 1<<15, /* Bit 15: Force Jam / Flow-Control */
2134 GM_TXCR_CRC_DIS = 1<<14, /* Bit 14: Disable insertion of CRC */
2135 GM_TXCR_PAD_DIS = 1<<13, /* Bit 13: Disable padding of packets */
2136 GM_TXCR_COL_THR_MSK = 1<<10, /* Bit 12..10: Collision Threshold */
2137};
2138
2139#define TX_COL_THR(x) (((x)<<10) & GM_TXCR_COL_THR_MSK)
2140#define TX_COL_DEF 0x04
2141
2142/* GM_RX_CTRL 16 bit r/w Receive Control Register */
2143enum {
2144 GM_RXCR_UCF_ENA = 1<<15, /* Bit 15: Enable Unicast filtering */
2145 GM_RXCR_MCF_ENA = 1<<14, /* Bit 14: Enable Multicast filtering */
2146 GM_RXCR_CRC_DIS = 1<<13, /* Bit 13: Remove 4-byte CRC */
2147 GM_RXCR_PASS_FC = 1<<12, /* Bit 12: Pass FC packets to FIFO */
2148};
2149
2150/* GM_TX_PARAM 16 bit r/w Transmit Parameter Register */
2151enum {
2152 GM_TXPA_JAMLEN_MSK = 0x03<<14, /* Bit 15..14: Jam Length */
2153 GM_TXPA_JAMIPG_MSK = 0x1f<<9, /* Bit 13..9: Jam IPG */
2154 GM_TXPA_JAMDAT_MSK = 0x1f<<4, /* Bit 8..4: IPG Jam to Data */
2155
2156 TX_JAM_LEN_DEF = 0x03,
2157 TX_JAM_IPG_DEF = 0x0b,
2158 TX_IPG_JAM_DEF = 0x1c,
2159};
2160
2161#define TX_JAM_LEN_VAL(x) (((x)<<14) & GM_TXPA_JAMLEN_MSK)
2162#define TX_JAM_IPG_VAL(x) (((x)<<9) & GM_TXPA_JAMIPG_MSK)
2163#define TX_IPG_JAM_DATA(x) (((x)<<4) & GM_TXPA_JAMDAT_MSK)
2164
2165
2166/* GM_SERIAL_MODE 16 bit r/w Serial Mode Register */
2167enum {
2168 GM_SMOD_DATABL_MSK = 0x1f<<11, /* Bit 15..11: Data Blinder (r/o) */
2169 GM_SMOD_LIMIT_4 = 1<<10, /* Bit 10: 4 consecutive Tx trials */
2170 GM_SMOD_VLAN_ENA = 1<<9, /* Bit 9: Enable VLAN (Max. Frame Len) */
2171 GM_SMOD_JUMBO_ENA = 1<<8, /* Bit 8: Enable Jumbo (Max. Frame Len) */
2172 GM_SMOD_IPG_MSK = 0x1f /* Bit 4..0: Inter-Packet Gap (IPG) */
2173};
2174
2175#define DATA_BLIND_VAL(x) (((x)<<11) & GM_SMOD_DATABL_MSK)
2176#define DATA_BLIND_DEF 0x04
2177
2178#define IPG_DATA_VAL(x) (x & GM_SMOD_IPG_MSK)
2179#define IPG_DATA_DEF 0x1e
2180
2181/* GM_SMI_CTRL 16 bit r/w SMI Control Register */
2182enum {
2183 GM_SMI_CT_PHY_A_MSK = 0x1f<<11,/* Bit 15..11: PHY Device Address */
2184 GM_SMI_CT_REG_A_MSK = 0x1f<<6,/* Bit 10.. 6: PHY Register Address */
2185 GM_SMI_CT_OP_RD = 1<<5, /* Bit 5: OpCode Read (0=Write)*/
2186 GM_SMI_CT_RD_VAL = 1<<4, /* Bit 4: Read Valid (Read completed) */
2187 GM_SMI_CT_BUSY = 1<<3, /* Bit 3: Busy (Operation in progress) */
2188};
2189
2190#define GM_SMI_CT_PHY_AD(x) (((x)<<11) & GM_SMI_CT_PHY_A_MSK)
2191#define GM_SMI_CT_REG_AD(x) (((x)<<6) & GM_SMI_CT_REG_A_MSK)
2192
2193/* GM_PHY_ADDR 16 bit r/w GPHY Address Register */
2194enum {
2195 GM_PAR_MIB_CLR = 1<<5, /* Bit 5: Set MIB Clear Counter Mode */
2196 GM_PAR_MIB_TST = 1<<4, /* Bit 4: MIB Load Counter (Test Mode) */
2197};
2198
2199/* Receive Frame Status Encoding */
2200enum {
2201 GMR_FS_LEN = 0xffff<<16, /* Bit 31..16: Rx Frame Length */
2202 GMR_FS_VLAN = 1<<13, /* Bit 13: VLAN Packet */
2203 GMR_FS_JABBER = 1<<12, /* Bit 12: Jabber Packet */
2204 GMR_FS_UN_SIZE = 1<<11, /* Bit 11: Undersize Packet */
2205 GMR_FS_MC = 1<<10, /* Bit 10: Multicast Packet */
2206 GMR_FS_BC = 1<<9, /* Bit 9: Broadcast Packet */
2207 GMR_FS_RX_OK = 1<<8, /* Bit 8: Receive OK (Good Packet) */
2208 GMR_FS_GOOD_FC = 1<<7, /* Bit 7: Good Flow-Control Packet */
2209 GMR_FS_BAD_FC = 1<<6, /* Bit 6: Bad Flow-Control Packet */
2210 GMR_FS_MII_ERR = 1<<5, /* Bit 5: MII Error */
2211 GMR_FS_LONG_ERR = 1<<4, /* Bit 4: Too Long Packet */
2212 GMR_FS_FRAGMENT = 1<<3, /* Bit 3: Fragment */
2213
2214 GMR_FS_CRC_ERR = 1<<1, /* Bit 1: CRC Error */
2215 GMR_FS_RX_FF_OV = 1<<0, /* Bit 0: Rx FIFO Overflow */
2216
2217/*
2218 * GMR_FS_ANY_ERR (analogous to XMR_FS_ANY_ERR)
2219 */
2220 GMR_FS_ANY_ERR = GMR_FS_CRC_ERR | GMR_FS_LONG_ERR |
2221 GMR_FS_MII_ERR | GMR_FS_BAD_FC | GMR_FS_GOOD_FC |
2222 GMR_FS_JABBER,
2223/* Rx GMAC FIFO Flush Mask (default) */
2224 RX_FF_FL_DEF_MSK = GMR_FS_CRC_ERR | GMR_FS_RX_FF_OV |GMR_FS_MII_ERR |
2225 GMR_FS_BAD_FC | GMR_FS_GOOD_FC | GMR_FS_UN_SIZE |
2226 GMR_FS_JABBER,
2227};
2228
2229/* RX_GMF_CTRL_T 32 bit Rx GMAC FIFO Control/Test */
2230enum {
2231 GMF_WP_TST_ON = 1<<14, /* Write Pointer Test On */
2232 GMF_WP_TST_OFF = 1<<13, /* Write Pointer Test Off */
2233 GMF_WP_STEP = 1<<12, /* Write Pointer Step/Increment */
2234
2235 GMF_RP_TST_ON = 1<<10, /* Read Pointer Test On */
2236 GMF_RP_TST_OFF = 1<<9, /* Read Pointer Test Off */
2237 GMF_RP_STEP = 1<<8, /* Read Pointer Step/Increment */
2238 GMF_RX_F_FL_ON = 1<<7, /* Rx FIFO Flush Mode On */
2239 GMF_RX_F_FL_OFF = 1<<6, /* Rx FIFO Flush Mode Off */
2240 GMF_CLI_RX_FO = 1<<5, /* Clear IRQ Rx FIFO Overrun */
2241 GMF_CLI_RX_FC = 1<<4, /* Clear IRQ Rx Frame Complete */
2242 GMF_OPER_ON = 1<<3, /* Operational Mode On */
2243 GMF_OPER_OFF = 1<<2, /* Operational Mode Off */
2244 GMF_RST_CLR = 1<<1, /* Clear GMAC FIFO Reset */
2245 GMF_RST_SET = 1<<0, /* Set GMAC FIFO Reset */
2246
2247 RX_GMF_FL_THR_DEF = 0xa, /* flush threshold (default) */
2248};
2249
2250
2251/* TX_GMF_CTRL_T 32 bit Tx GMAC FIFO Control/Test */
2252enum {
2253 GMF_WSP_TST_ON = 1<<18,/* Write Shadow Pointer Test On */
2254 GMF_WSP_TST_OFF = 1<<17,/* Write Shadow Pointer Test Off */
2255 GMF_WSP_STEP = 1<<16,/* Write Shadow Pointer Step/Increment */
2256
2257 GMF_CLI_TX_FU = 1<<6, /* Clear IRQ Tx FIFO Underrun */
2258 GMF_CLI_TX_FC = 1<<5, /* Clear IRQ Tx Frame Complete */
2259 GMF_CLI_TX_PE = 1<<4, /* Clear IRQ Tx Parity Error */
2260};
2261
2262/* GMAC_TI_ST_CTRL 8 bit Time Stamp Timer Ctrl Reg (YUKON only) */
2263enum {
2264 GMT_ST_START = 1<<2, /* Start Time Stamp Timer */
2265 GMT_ST_STOP = 1<<1, /* Stop Time Stamp Timer */
2266 GMT_ST_CLR_IRQ = 1<<0, /* Clear Time Stamp Timer IRQ */
2267};
2268
2269/* GMAC_CTRL 32 bit GMAC Control Reg (YUKON only) */
2270enum {
2271 GMC_H_BURST_ON = 1<<7, /* Half Duplex Burst Mode On */
2272 GMC_H_BURST_OFF = 1<<6, /* Half Duplex Burst Mode Off */
2273 GMC_F_LOOPB_ON = 1<<5, /* FIFO Loopback On */
2274 GMC_F_LOOPB_OFF = 1<<4, /* FIFO Loopback Off */
2275 GMC_PAUSE_ON = 1<<3, /* Pause On */
2276 GMC_PAUSE_OFF = 1<<2, /* Pause Off */
2277 GMC_RST_CLR = 1<<1, /* Clear GMAC Reset */
2278 GMC_RST_SET = 1<<0, /* Set GMAC Reset */
2279};
2280
2281/* GPHY_CTRL 32 bit GPHY Control Reg (YUKON only) */
2282enum {
2283 GPC_SEL_BDT = 1<<28, /* Select Bi-Dir. Transfer for MDC/MDIO */
2284 GPC_INT_POL_HI = 1<<27, /* IRQ Polarity is Active HIGH */
2285 GPC_75_OHM = 1<<26, /* Use 75 Ohm Termination instead of 50 */
2286 GPC_DIS_FC = 1<<25, /* Disable Automatic Fiber/Copper Detection */
2287 GPC_DIS_SLEEP = 1<<24, /* Disable Energy Detect */
2288 GPC_HWCFG_M_3 = 1<<23, /* HWCFG_MODE[3] */
2289 GPC_HWCFG_M_2 = 1<<22, /* HWCFG_MODE[2] */
2290 GPC_HWCFG_M_1 = 1<<21, /* HWCFG_MODE[1] */
2291 GPC_HWCFG_M_0 = 1<<20, /* HWCFG_MODE[0] */
2292 GPC_ANEG_0 = 1<<19, /* ANEG[0] */
2293 GPC_ENA_XC = 1<<18, /* Enable MDI crossover */
2294 GPC_DIS_125 = 1<<17, /* Disable 125 MHz clock */
2295 GPC_ANEG_3 = 1<<16, /* ANEG[3] */
2296 GPC_ANEG_2 = 1<<15, /* ANEG[2] */
2297 GPC_ANEG_1 = 1<<14, /* ANEG[1] */
2298 GPC_ENA_PAUSE = 1<<13, /* Enable Pause (SYM_OR_REM) */
2299 GPC_PHYADDR_4 = 1<<12, /* Bit 4 of Phy Addr */
2300 GPC_PHYADDR_3 = 1<<11, /* Bit 3 of Phy Addr */
2301 GPC_PHYADDR_2 = 1<<10, /* Bit 2 of Phy Addr */
2302 GPC_PHYADDR_1 = 1<<9, /* Bit 1 of Phy Addr */
2303 GPC_PHYADDR_0 = 1<<8, /* Bit 0 of Phy Addr */
2304 /* Bits 7..2: reserved */
2305 GPC_RST_CLR = 1<<1, /* Clear GPHY Reset */
2306 GPC_RST_SET = 1<<0, /* Set GPHY Reset */
2307};
2308
2309#define GPC_HWCFG_GMII_COP (GPC_HWCFG_M_3|GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0)
2310#define GPC_HWCFG_GMII_FIB (GPC_HWCFG_M_2 | GPC_HWCFG_M_1 | GPC_HWCFG_M_0)
2311#define GPC_ANEG_ADV_ALL_M (GPC_ANEG_3 | GPC_ANEG_2 | GPC_ANEG_1 | GPC_ANEG_0)
2312
2313/* forced speed and duplex mode (don't mix with other ANEG bits) */
2314#define GPC_FRC10MBIT_HALF 0
2315#define GPC_FRC10MBIT_FULL GPC_ANEG_0
2316#define GPC_FRC100MBIT_HALF GPC_ANEG_1
2317#define GPC_FRC100MBIT_FULL (GPC_ANEG_0 | GPC_ANEG_1)
2318
2319/* auto-negotiation with limited advertised speeds */
2320/* mix only with master/slave settings (for copper) */
2321#define GPC_ADV_1000_HALF GPC_ANEG_2
2322#define GPC_ADV_1000_FULL GPC_ANEG_3
2323#define GPC_ADV_ALL (GPC_ANEG_2 | GPC_ANEG_3)
2324
2325/* master/slave settings */
2326/* only for copper with 1000 Mbps */
2327#define GPC_FORCE_MASTER 0
2328#define GPC_FORCE_SLAVE GPC_ANEG_0
2329#define GPC_PREF_MASTER GPC_ANEG_1
2330#define GPC_PREF_SLAVE (GPC_ANEG_1 | GPC_ANEG_0)
2331
2332/* GMAC_IRQ_SRC 8 bit GMAC Interrupt Source Reg (YUKON only) */
2333/* GMAC_IRQ_MSK 8 bit GMAC Interrupt Mask Reg (YUKON only) */
2334enum {
2335 GM_IS_TX_CO_OV = 1<<5, /* Transmit Counter Overflow IRQ */
2336 GM_IS_RX_CO_OV = 1<<4, /* Receive Counter Overflow IRQ */
2337 GM_IS_TX_FF_UR = 1<<3, /* Transmit FIFO Underrun */
2338 GM_IS_TX_COMPL = 1<<2, /* Frame Transmission Complete */
2339 GM_IS_RX_FF_OR = 1<<1, /* Receive FIFO Overrun */
2340 GM_IS_RX_COMPL = 1<<0, /* Frame Reception Complete */
2341
2342#define GMAC_DEF_MSK (GM_IS_TX_CO_OV | GM_IS_RX_CO_OV | GM_IS_TX_FF_UR)
2343
2344/* GMAC_LINK_CTRL 16 bit GMAC Link Control Reg (YUKON only) */
2345 /* Bits 15.. 2: reserved */
2346 GMLC_RST_CLR = 1<<1, /* Clear GMAC Link Reset */
2347 GMLC_RST_SET = 1<<0, /* Set GMAC Link Reset */
2348
2349
2350/* WOL_CTRL_STAT 16 bit WOL Control/Status Reg */
2351 WOL_CTL_LINK_CHG_OCC = 1<<15,
2352 WOL_CTL_MAGIC_PKT_OCC = 1<<14,
2353 WOL_CTL_PATTERN_OCC = 1<<13,
2354 WOL_CTL_CLEAR_RESULT = 1<<12,
2355 WOL_CTL_ENA_PME_ON_LINK_CHG = 1<<11,
2356 WOL_CTL_DIS_PME_ON_LINK_CHG = 1<<10,
2357 WOL_CTL_ENA_PME_ON_MAGIC_PKT = 1<<9,
2358 WOL_CTL_DIS_PME_ON_MAGIC_PKT = 1<<8,
2359 WOL_CTL_ENA_PME_ON_PATTERN = 1<<7,
2360 WOL_CTL_DIS_PME_ON_PATTERN = 1<<6,
2361 WOL_CTL_ENA_LINK_CHG_UNIT = 1<<5,
2362 WOL_CTL_DIS_LINK_CHG_UNIT = 1<<4,
2363 WOL_CTL_ENA_MAGIC_PKT_UNIT = 1<<3,
2364 WOL_CTL_DIS_MAGIC_PKT_UNIT = 1<<2,
2365 WOL_CTL_ENA_PATTERN_UNIT = 1<<1,
2366 WOL_CTL_DIS_PATTERN_UNIT = 1<<0,
2367};
2368
2369#define WOL_CTL_DEFAULT \
2370 (WOL_CTL_DIS_PME_ON_LINK_CHG | \
2371 WOL_CTL_DIS_PME_ON_PATTERN | \
2372 WOL_CTL_DIS_PME_ON_MAGIC_PKT | \
2373 WOL_CTL_DIS_LINK_CHG_UNIT | \
2374 WOL_CTL_DIS_PATTERN_UNIT | \
2375 WOL_CTL_DIS_MAGIC_PKT_UNIT)
2376
2377/* WOL_MATCH_CTL 8 bit WOL Match Control Reg */
2378#define WOL_CTL_PATT_ENA(x) (1 << (x))
2379
2380
2381/* XMAC II registers */
2382enum {
2383 XM_MMU_CMD = 0x0000, /* 16 bit r/w MMU Command Register */
2384 XM_POFF = 0x0008, /* 32 bit r/w Packet Offset Register */
2385 XM_BURST = 0x000c, /* 32 bit r/w Burst Register for half duplex*/
2386 XM_1L_VLAN_TAG = 0x0010, /* 16 bit r/w One Level VLAN Tag ID */
2387 XM_2L_VLAN_TAG = 0x0014, /* 16 bit r/w Two Level VLAN Tag ID */
2388 XM_TX_CMD = 0x0020, /* 16 bit r/w Transmit Command Register */
2389 XM_TX_RT_LIM = 0x0024, /* 16 bit r/w Transmit Retry Limit Register */
2390 XM_TX_STIME = 0x0028, /* 16 bit r/w Transmit Slottime Register */
2391 XM_TX_IPG = 0x002c, /* 16 bit r/w Transmit Inter Packet Gap */
2392 XM_RX_CMD = 0x0030, /* 16 bit r/w Receive Command Register */
2393 XM_PHY_ADDR = 0x0034, /* 16 bit r/w PHY Address Register */
2394 XM_PHY_DATA = 0x0038, /* 16 bit r/w PHY Data Register */
2395 XM_GP_PORT = 0x0040, /* 32 bit r/w General Purpose Port Register */
2396 XM_IMSK = 0x0044, /* 16 bit r/w Interrupt Mask Register */
2397 XM_ISRC = 0x0048, /* 16 bit r/o Interrupt Status Register */
2398 XM_HW_CFG = 0x004c, /* 16 bit r/w Hardware Config Register */
2399 XM_TX_LO_WM = 0x0060, /* 16 bit r/w Tx FIFO Low Water Mark */
2400 XM_TX_HI_WM = 0x0062, /* 16 bit r/w Tx FIFO High Water Mark */
2401 XM_TX_THR = 0x0064, /* 16 bit r/w Tx Request Threshold */
2402 XM_HT_THR = 0x0066, /* 16 bit r/w Host Request Threshold */
2403 XM_PAUSE_DA = 0x0068, /* NA reg r/w Pause Destination Address */
2404 XM_CTL_PARA = 0x0070, /* 32 bit r/w Control Parameter Register */
2405 XM_MAC_OPCODE = 0x0074, /* 16 bit r/w Opcode for MAC control frames */
2406 XM_MAC_PTIME = 0x0076, /* 16 bit r/w Pause time for MAC ctrl frames*/
2407 XM_TX_STAT = 0x0078, /* 32 bit r/o Tx Status LIFO Register */
2408
2409 XM_EXM_START = 0x0080, /* r/w Start Address of the EXM Regs */
2410#define XM_EXM(reg) (XM_EXM_START + ((reg) << 3))
2411};
2412
2413enum {
2414 XM_SRC_CHK = 0x0100, /* NA reg r/w Source Check Address Register */
2415 XM_SA = 0x0108, /* NA reg r/w Station Address Register */
2416 XM_HSM = 0x0110, /* 64 bit r/w Hash Match Address Registers */
2417 XM_RX_LO_WM = 0x0118, /* 16 bit r/w Receive Low Water Mark */
2418 XM_RX_HI_WM = 0x011a, /* 16 bit r/w Receive High Water Mark */
2419 XM_RX_THR = 0x011c, /* 32 bit r/w Receive Request Threshold */
2420 XM_DEV_ID = 0x0120, /* 32 bit r/o Device ID Register */
2421 XM_MODE = 0x0124, /* 32 bit r/w Mode Register */
2422 XM_LSA = 0x0128, /* NA reg r/o Last Source Register */
2423 XM_TS_READ = 0x0130, /* 32 bit r/o Time Stamp Read Register */
2424 XM_TS_LOAD = 0x0134, /* 32 bit r/o Time Stamp Load Value */
2425 XM_STAT_CMD = 0x0200, /* 16 bit r/w Statistics Command Register */
2426 XM_RX_CNT_EV = 0x0204, /* 32 bit r/o Rx Counter Event Register */
2427 XM_TX_CNT_EV = 0x0208, /* 32 bit r/o Tx Counter Event Register */
2428 XM_RX_EV_MSK = 0x020c, /* 32 bit r/w Rx Counter Event Mask */
2429 XM_TX_EV_MSK = 0x0210, /* 32 bit r/w Tx Counter Event Mask */
2430 XM_TXF_OK = 0x0280, /* 32 bit r/o Frames Transmitted OK Conuter */
2431 XM_TXO_OK_HI = 0x0284, /* 32 bit r/o Octets Transmitted OK High Cnt*/
2432 XM_TXO_OK_LO = 0x0288, /* 32 bit r/o Octets Transmitted OK Low Cnt */
2433 XM_TXF_BC_OK = 0x028c, /* 32 bit r/o Broadcast Frames Xmitted OK */
2434 XM_TXF_MC_OK = 0x0290, /* 32 bit r/o Multicast Frames Xmitted OK */
2435 XM_TXF_UC_OK = 0x0294, /* 32 bit r/o Unicast Frames Xmitted OK */
2436 XM_TXF_LONG = 0x0298, /* 32 bit r/o Tx Long Frame Counter */
2437 XM_TXE_BURST = 0x029c, /* 32 bit r/o Tx Burst Event Counter */
2438 XM_TXF_MPAUSE = 0x02a0, /* 32 bit r/o Tx Pause MAC Ctrl Frame Cnt */
2439 XM_TXF_MCTRL = 0x02a4, /* 32 bit r/o Tx MAC Ctrl Frame Counter */
2440 XM_TXF_SNG_COL = 0x02a8, /* 32 bit r/o Tx Single Collision Counter */
2441 XM_TXF_MUL_COL = 0x02ac, /* 32 bit r/o Tx Multiple Collision Counter */
2442 XM_TXF_ABO_COL = 0x02b0, /* 32 bit r/o Tx aborted due to Exces. Col. */
2443 XM_TXF_LAT_COL = 0x02b4, /* 32 bit r/o Tx Late Collision Counter */
2444 XM_TXF_DEF = 0x02b8, /* 32 bit r/o Tx Deferred Frame Counter */
2445 XM_TXF_EX_DEF = 0x02bc, /* 32 bit r/o Tx Excessive Deferall Counter */
2446 XM_TXE_FIFO_UR = 0x02c0, /* 32 bit r/o Tx FIFO Underrun Event Cnt */
2447 XM_TXE_CS_ERR = 0x02c4, /* 32 bit r/o Tx Carrier Sense Error Cnt */
2448 XM_TXP_UTIL = 0x02c8, /* 32 bit r/o Tx Utilization in % */
2449 XM_TXF_64B = 0x02d0, /* 32 bit r/o 64 Byte Tx Frame Counter */
2450 XM_TXF_127B = 0x02d4, /* 32 bit r/o 65-127 Byte Tx Frame Counter */
2451 XM_TXF_255B = 0x02d8, /* 32 bit r/o 128-255 Byte Tx Frame Counter */
2452 XM_TXF_511B = 0x02dc, /* 32 bit r/o 256-511 Byte Tx Frame Counter */
2453 XM_TXF_1023B = 0x02e0, /* 32 bit r/o 512-1023 Byte Tx Frame Counter*/
2454 XM_TXF_MAX_SZ = 0x02e4, /* 32 bit r/o 1024-MaxSize Byte Tx Frame Cnt*/
2455 XM_RXF_OK = 0x0300, /* 32 bit r/o Frames Received OK */
2456 XM_RXO_OK_HI = 0x0304, /* 32 bit r/o Octets Received OK High Cnt */
2457 XM_RXO_OK_LO = 0x0308, /* 32 bit r/o Octets Received OK Low Counter*/
2458 XM_RXF_BC_OK = 0x030c, /* 32 bit r/o Broadcast Frames Received OK */
2459 XM_RXF_MC_OK = 0x0310, /* 32 bit r/o Multicast Frames Received OK */
2460 XM_RXF_UC_OK = 0x0314, /* 32 bit r/o Unicast Frames Received OK */
2461 XM_RXF_MPAUSE = 0x0318, /* 32 bit r/o Rx Pause MAC Ctrl Frame Cnt */
2462 XM_RXF_MCTRL = 0x031c, /* 32 bit r/o Rx MAC Ctrl Frame Counter */
2463 XM_RXF_INV_MP = 0x0320, /* 32 bit r/o Rx invalid Pause Frame Cnt */
2464 XM_RXF_INV_MOC = 0x0324, /* 32 bit r/o Rx Frames with inv. MAC Opcode*/
2465 XM_RXE_BURST = 0x0328, /* 32 bit r/o Rx Burst Event Counter */
2466 XM_RXE_FMISS = 0x032c, /* 32 bit r/o Rx Missed Frames Event Cnt */
2467 XM_RXF_FRA_ERR = 0x0330, /* 32 bit r/o Rx Framing Error Counter */
2468 XM_RXE_FIFO_OV = 0x0334, /* 32 bit r/o Rx FIFO overflow Event Cnt */
2469 XM_RXF_JAB_PKT = 0x0338, /* 32 bit r/o Rx Jabber Packet Frame Cnt */
2470 XM_RXE_CAR_ERR = 0x033c, /* 32 bit r/o Rx Carrier Event Error Cnt */
2471 XM_RXF_LEN_ERR = 0x0340, /* 32 bit r/o Rx in Range Length Error */
2472 XM_RXE_SYM_ERR = 0x0344, /* 32 bit r/o Rx Symbol Error Counter */
2473 XM_RXE_SHT_ERR = 0x0348, /* 32 bit r/o Rx Short Event Error Cnt */
2474 XM_RXE_RUNT = 0x034c, /* 32 bit r/o Rx Runt Event Counter */
2475 XM_RXF_LNG_ERR = 0x0350, /* 32 bit r/o Rx Frame too Long Error Cnt */
2476 XM_RXF_FCS_ERR = 0x0354, /* 32 bit r/o Rx Frame Check Seq. Error Cnt */
2477 XM_RXF_CEX_ERR = 0x035c, /* 32 bit r/o Rx Carrier Ext Error Frame Cnt*/
2478 XM_RXP_UTIL = 0x0360, /* 32 bit r/o Rx Utilization in % */
2479 XM_RXF_64B = 0x0368, /* 32 bit r/o 64 Byte Rx Frame Counter */
2480 XM_RXF_127B = 0x036c, /* 32 bit r/o 65-127 Byte Rx Frame Counter */
2481 XM_RXF_255B = 0x0370, /* 32 bit r/o 128-255 Byte Rx Frame Counter */
2482 XM_RXF_511B = 0x0374, /* 32 bit r/o 256-511 Byte Rx Frame Counter */
2483 XM_RXF_1023B = 0x0378, /* 32 bit r/o 512-1023 Byte Rx Frame Counter*/
2484 XM_RXF_MAX_SZ = 0x037c, /* 32 bit r/o 1024-MaxSize Byte Rx Frame Cnt*/
2485};
2486
2487/* XM_MMU_CMD 16 bit r/w MMU Command Register */
2488enum {
2489 XM_MMU_PHY_RDY = 1<<12,/* Bit 12: PHY Read Ready */
2490 XM_MMU_PHY_BUSY = 1<<11,/* Bit 11: PHY Busy */
2491 XM_MMU_IGN_PF = 1<<10,/* Bit 10: Ignore Pause Frame */
2492 XM_MMU_MAC_LB = 1<<9, /* Bit 9: Enable MAC Loopback */
2493 XM_MMU_FRC_COL = 1<<7, /* Bit 7: Force Collision */
2494 XM_MMU_SIM_COL = 1<<6, /* Bit 6: Simulate Collision */
2495 XM_MMU_NO_PRE = 1<<5, /* Bit 5: No MDIO Preamble */
2496 XM_MMU_GMII_FD = 1<<4, /* Bit 4: GMII uses Full Duplex */
2497 XM_MMU_RAT_CTRL = 1<<3, /* Bit 3: Enable Rate Control */
2498 XM_MMU_GMII_LOOP= 1<<2, /* Bit 2: PHY is in Loopback Mode */
2499 XM_MMU_ENA_RX = 1<<1, /* Bit 1: Enable Receiver */
2500 XM_MMU_ENA_TX = 1<<0, /* Bit 0: Enable Transmitter */
2501};
2502
2503
2504/* XM_TX_CMD 16 bit r/w Transmit Command Register */
2505enum {
2506 XM_TX_BK2BK = 1<<6, /* Bit 6: Ignor Carrier Sense (Tx Bk2Bk)*/
2507 XM_TX_ENC_BYP = 1<<5, /* Bit 5: Set Encoder in Bypass Mode */
2508 XM_TX_SAM_LINE = 1<<4, /* Bit 4: (sc) Start utilization calculation */
2509 XM_TX_NO_GIG_MD = 1<<3, /* Bit 3: Disable Carrier Extension */
2510 XM_TX_NO_PRE = 1<<2, /* Bit 2: Disable Preamble Generation */
2511 XM_TX_NO_CRC = 1<<1, /* Bit 1: Disable CRC Generation */
2512 XM_TX_AUTO_PAD = 1<<0, /* Bit 0: Enable Automatic Padding */
2513};
2514
2515/* XM_TX_RT_LIM 16 bit r/w Transmit Retry Limit Register */
2516#define XM_RT_LIM_MSK 0x1f /* Bit 4..0: Tx Retry Limit */
2517
2518
2519/* XM_TX_STIME 16 bit r/w Transmit Slottime Register */
2520#define XM_STIME_MSK 0x7f /* Bit 6..0: Tx Slottime bits */
2521
2522
2523/* XM_TX_IPG 16 bit r/w Transmit Inter Packet Gap */
2524#define XM_IPG_MSK 0xff /* Bit 7..0: IPG value bits */
2525
2526
2527/* XM_RX_CMD 16 bit r/w Receive Command Register */
2528enum {
2529 XM_RX_LENERR_OK = 1<<8, /* Bit 8 don't set Rx Err bit for */
2530 /* inrange error packets */
2531 XM_RX_BIG_PK_OK = 1<<7, /* Bit 7 don't set Rx Err bit for */
2532 /* jumbo packets */
2533 XM_RX_IPG_CAP = 1<<6, /* Bit 6 repl. type field with IPG */
2534 XM_RX_TP_MD = 1<<5, /* Bit 5: Enable transparent Mode */
2535 XM_RX_STRIP_FCS = 1<<4, /* Bit 4: Enable FCS Stripping */
2536 XM_RX_SELF_RX = 1<<3, /* Bit 3: Enable Rx of own packets */
2537 XM_RX_SAM_LINE = 1<<2, /* Bit 2: (sc) Start utilization calculation */
2538 XM_RX_STRIP_PAD = 1<<1, /* Bit 1: Strip pad bytes of Rx frames */
2539 XM_RX_DIS_CEXT = 1<<0, /* Bit 0: Disable carrier ext. check */
2540};
2541
2542
2543/* XM_PHY_ADDR 16 bit r/w PHY Address Register */
2544#define XM_PHY_ADDR_SZ 0x1f /* Bit 4..0: PHY Address bits */
2545
2546
2547/* XM_GP_PORT 32 bit r/w General Purpose Port Register */
2548enum {
2549 XM_GP_ANIP = 1<<6, /* Bit 6: (ro) Auto-Neg. in progress */
2550 XM_GP_FRC_INT = 1<<5, /* Bit 5: (sc) Force Interrupt */
2551 XM_GP_RES_MAC = 1<<3, /* Bit 3: (sc) Reset MAC and FIFOs */
2552 XM_GP_RES_STAT = 1<<2, /* Bit 2: (sc) Reset the statistics module */
2553 XM_GP_INP_ASS = 1<<0, /* Bit 0: (ro) GP Input Pin asserted */
2554};
2555
2556
2557/* XM_IMSK 16 bit r/w Interrupt Mask Register */
2558/* XM_ISRC 16 bit r/o Interrupt Status Register */
2559enum {
2560 XM_IS_LNK_AE = 1<<14, /* Bit 14: Link Asynchronous Event */
2561 XM_IS_TX_ABORT = 1<<13, /* Bit 13: Transmit Abort, late Col. etc */
2562 XM_IS_FRC_INT = 1<<12, /* Bit 12: Force INT bit set in GP */
2563 XM_IS_INP_ASS = 1<<11, /* Bit 11: Input Asserted, GP bit 0 set */
2564 XM_IS_LIPA_RC = 1<<10, /* Bit 10: Link Partner requests config */
2565 XM_IS_RX_PAGE = 1<<9, /* Bit 9: Page Received */
2566 XM_IS_TX_PAGE = 1<<8, /* Bit 8: Next Page Loaded for Transmit */
2567 XM_IS_AND = 1<<7, /* Bit 7: Auto-Negotiation Done */
2568 XM_IS_TSC_OV = 1<<6, /* Bit 6: Time Stamp Counter Overflow */
2569 XM_IS_RXC_OV = 1<<5, /* Bit 5: Rx Counter Event Overflow */
2570 XM_IS_TXC_OV = 1<<4, /* Bit 4: Tx Counter Event Overflow */
2571 XM_IS_RXF_OV = 1<<3, /* Bit 3: Receive FIFO Overflow */
2572 XM_IS_TXF_UR = 1<<2, /* Bit 2: Transmit FIFO Underrun */
2573 XM_IS_TX_COMP = 1<<1, /* Bit 1: Frame Tx Complete */
2574 XM_IS_RX_COMP = 1<<0, /* Bit 0: Frame Rx Complete */
2575};
2576
2577#define XM_DEF_MSK (~(XM_IS_INP_ASS | XM_IS_LIPA_RC | XM_IS_RX_PAGE | \
2578 XM_IS_AND | XM_IS_RXC_OV | XM_IS_TXC_OV | \
2579 XM_IS_RXF_OV | XM_IS_TXF_UR))
2580
2581
2582/* XM_HW_CFG 16 bit r/w Hardware Config Register */
2583enum {
2584 XM_HW_GEN_EOP = 1<<3, /* Bit 3: generate End of Packet pulse */
2585 XM_HW_COM4SIG = 1<<2, /* Bit 2: use Comma Detect for Sig. Det.*/
2586 XM_HW_GMII_MD = 1<<0, /* Bit 0: GMII Interface selected */
2587};
2588
2589
2590/* XM_TX_LO_WM 16 bit r/w Tx FIFO Low Water Mark */
2591/* XM_TX_HI_WM 16 bit r/w Tx FIFO High Water Mark */
2592#define XM_TX_WM_MSK 0x01ff /* Bit 9.. 0 Tx FIFO Watermark bits */
2593
2594/* XM_TX_THR 16 bit r/w Tx Request Threshold */
2595/* XM_HT_THR 16 bit r/w Host Request Threshold */
2596/* XM_RX_THR 16 bit r/w Rx Request Threshold */
2597#define XM_THR_MSK 0x03ff /* Bit 10.. 0 Rx/Tx Request Threshold bits */
2598
2599
2600/* XM_TX_STAT 32 bit r/o Tx Status LIFO Register */
2601enum {
2602 XM_ST_VALID = (1UL<<31), /* Bit 31: Status Valid */
2603 XM_ST_BYTE_CNT = (0x3fffL<<17), /* Bit 30..17: Tx frame Length */
2604 XM_ST_RETRY_CNT = (0x1fL<<12), /* Bit 16..12: Retry Count */
2605 XM_ST_EX_COL = 1<<11, /* Bit 11: Excessive Collisions */
2606 XM_ST_EX_DEF = 1<<10, /* Bit 10: Excessive Deferral */
2607 XM_ST_BURST = 1<<9, /* Bit 9: p. xmitted in burst md*/
2608 XM_ST_DEFER = 1<<8, /* Bit 8: packet was defered */
2609 XM_ST_BC = 1<<7, /* Bit 7: Broadcast packet */
2610 XM_ST_MC = 1<<6, /* Bit 6: Multicast packet */
2611 XM_ST_UC = 1<<5, /* Bit 5: Unicast packet */
2612 XM_ST_TX_UR = 1<<4, /* Bit 4: FIFO Underrun occured */
2613 XM_ST_CS_ERR = 1<<3, /* Bit 3: Carrier Sense Error */
2614 XM_ST_LAT_COL = 1<<2, /* Bit 2: Late Collision Error */
2615 XM_ST_MUL_COL = 1<<1, /* Bit 1: Multiple Collisions */
2616 XM_ST_SGN_COL = 1<<0, /* Bit 0: Single Collision */
2617};
2618
2619/* XM_RX_LO_WM 16 bit r/w Receive Low Water Mark */
2620/* XM_RX_HI_WM 16 bit r/w Receive High Water Mark */
2621#define XM_RX_WM_MSK 0x03ff /* Bit 11.. 0: Rx FIFO Watermark bits */
2622
2623
2624/* XM_DEV_ID 32 bit r/o Device ID Register */
2625#define XM_DEV_OUI (0x00ffffffUL<<8) /* Bit 31..8: Device OUI */
2626#define XM_DEV_REV (0x07L << 5) /* Bit 7..5: Chip Rev Num */
2627
2628
2629/* XM_MODE 32 bit r/w Mode Register */
2630enum {
2631 XM_MD_ENA_REJ = 1<<26, /* Bit 26: Enable Frame Reject */
2632 XM_MD_SPOE_E = 1<<25, /* Bit 25: Send Pause on Edge */
2633 /* extern generated */
2634 XM_MD_TX_REP = 1<<24, /* Bit 24: Transmit Repeater Mode */
2635 XM_MD_SPOFF_I = 1<<23, /* Bit 23: Send Pause on FIFO full */
2636 /* intern generated */
2637 XM_MD_LE_STW = 1<<22, /* Bit 22: Rx Stat Word in Little Endian */
2638 XM_MD_TX_CONT = 1<<21, /* Bit 21: Send Continuous */
2639 XM_MD_TX_PAUSE = 1<<20, /* Bit 20: (sc) Send Pause Frame */
2640 XM_MD_ATS = 1<<19, /* Bit 19: Append Time Stamp */
2641 XM_MD_SPOL_I = 1<<18, /* Bit 18: Send Pause on Low */
2642 /* intern generated */
2643 XM_MD_SPOH_I = 1<<17, /* Bit 17: Send Pause on High */
2644 /* intern generated */
2645 XM_MD_CAP = 1<<16, /* Bit 16: Check Address Pair */
2646 XM_MD_ENA_HASH = 1<<15, /* Bit 15: Enable Hashing */
2647 XM_MD_CSA = 1<<14, /* Bit 14: Check Station Address */
2648 XM_MD_CAA = 1<<13, /* Bit 13: Check Address Array */
2649 XM_MD_RX_MCTRL = 1<<12, /* Bit 12: Rx MAC Control Frame */
2650 XM_MD_RX_RUNT = 1<<11, /* Bit 11: Rx Runt Frames */
2651 XM_MD_RX_IRLE = 1<<10, /* Bit 10: Rx in Range Len Err Frame */
2652 XM_MD_RX_LONG = 1<<9, /* Bit 9: Rx Long Frame */
2653 XM_MD_RX_CRCE = 1<<8, /* Bit 8: Rx CRC Error Frame */
2654 XM_MD_RX_ERR = 1<<7, /* Bit 7: Rx Error Frame */
2655 XM_MD_DIS_UC = 1<<6, /* Bit 6: Disable Rx Unicast */
2656 XM_MD_DIS_MC = 1<<5, /* Bit 5: Disable Rx Multicast */
2657 XM_MD_DIS_BC = 1<<4, /* Bit 4: Disable Rx Broadcast */
2658 XM_MD_ENA_PROM = 1<<3, /* Bit 3: Enable Promiscuous */
2659 XM_MD_ENA_BE = 1<<2, /* Bit 2: Enable Big Endian */
2660 XM_MD_FTF = 1<<1, /* Bit 1: (sc) Flush Tx FIFO */
2661 XM_MD_FRF = 1<<0, /* Bit 0: (sc) Flush Rx FIFO */
2662};
2663
2664#define XM_PAUSE_MODE (XM_MD_SPOE_E | XM_MD_SPOL_I | XM_MD_SPOH_I)
2665#define XM_DEF_MODE (XM_MD_RX_RUNT | XM_MD_RX_IRLE | XM_MD_RX_LONG |\
2666 XM_MD_RX_CRCE | XM_MD_RX_ERR | XM_MD_CSA | XM_MD_CAA)
2667
2668/* XM_STAT_CMD 16 bit r/w Statistics Command Register */
2669enum {
2670 XM_SC_SNP_RXC = 1<<5, /* Bit 5: (sc) Snap Rx Counters */
2671 XM_SC_SNP_TXC = 1<<4, /* Bit 4: (sc) Snap Tx Counters */
2672 XM_SC_CP_RXC = 1<<3, /* Bit 3: Copy Rx Counters Continuously */
2673 XM_SC_CP_TXC = 1<<2, /* Bit 2: Copy Tx Counters Continuously */
2674 XM_SC_CLR_RXC = 1<<1, /* Bit 1: (sc) Clear Rx Counters */
2675 XM_SC_CLR_TXC = 1<<0, /* Bit 0: (sc) Clear Tx Counters */
2676};
2677
2678
2679/* XM_RX_CNT_EV 32 bit r/o Rx Counter Event Register */
2680/* XM_RX_EV_MSK 32 bit r/w Rx Counter Event Mask */
2681enum {
2682 XMR_MAX_SZ_OV = 1<<31, /* Bit 31: 1024-MaxSize Rx Cnt Ov*/
2683 XMR_1023B_OV = 1<<30, /* Bit 30: 512-1023Byte Rx Cnt Ov*/
2684 XMR_511B_OV = 1<<29, /* Bit 29: 256-511 Byte Rx Cnt Ov*/
2685 XMR_255B_OV = 1<<28, /* Bit 28: 128-255 Byte Rx Cnt Ov*/
2686 XMR_127B_OV = 1<<27, /* Bit 27: 65-127 Byte Rx Cnt Ov */
2687 XMR_64B_OV = 1<<26, /* Bit 26: 64 Byte Rx Cnt Ov */
2688 XMR_UTIL_OV = 1<<25, /* Bit 25: Rx Util Cnt Overflow */
2689 XMR_UTIL_UR = 1<<24, /* Bit 24: Rx Util Cnt Underrun */
2690 XMR_CEX_ERR_OV = 1<<23, /* Bit 23: CEXT Err Cnt Ov */
2691 XMR_FCS_ERR_OV = 1<<21, /* Bit 21: Rx FCS Error Cnt Ov */
2692 XMR_LNG_ERR_OV = 1<<20, /* Bit 20: Rx too Long Err Cnt Ov*/
2693 XMR_RUNT_OV = 1<<19, /* Bit 19: Runt Event Cnt Ov */
2694 XMR_SHT_ERR_OV = 1<<18, /* Bit 18: Rx Short Ev Err Cnt Ov*/
2695 XMR_SYM_ERR_OV = 1<<17, /* Bit 17: Rx Sym Err Cnt Ov */
2696 XMR_CAR_ERR_OV = 1<<15, /* Bit 15: Rx Carr Ev Err Cnt Ov */
2697 XMR_JAB_PKT_OV = 1<<14, /* Bit 14: Rx Jabb Packet Cnt Ov */
2698 XMR_FIFO_OV = 1<<13, /* Bit 13: Rx FIFO Ov Ev Cnt Ov */
2699 XMR_FRA_ERR_OV = 1<<12, /* Bit 12: Rx Framing Err Cnt Ov */
2700 XMR_FMISS_OV = 1<<11, /* Bit 11: Rx Missed Ev Cnt Ov */
2701 XMR_BURST = 1<<10, /* Bit 10: Rx Burst Event Cnt Ov */
2702 XMR_INV_MOC = 1<<9, /* Bit 9: Rx with inv. MAC OC Ov*/
2703 XMR_INV_MP = 1<<8, /* Bit 8: Rx inv Pause Frame Ov */
2704 XMR_MCTRL_OV = 1<<7, /* Bit 7: Rx MAC Ctrl-F Cnt Ov */
2705 XMR_MPAUSE_OV = 1<<6, /* Bit 6: Rx Pause MAC Ctrl-F Ov*/
2706 XMR_UC_OK_OV = 1<<5, /* Bit 5: Rx Unicast Frame CntOv*/
2707 XMR_MC_OK_OV = 1<<4, /* Bit 4: Rx Multicast Cnt Ov */
2708 XMR_BC_OK_OV = 1<<3, /* Bit 3: Rx Broadcast Cnt Ov */
2709 XMR_OK_LO_OV = 1<<2, /* Bit 2: Octets Rx OK Low CntOv*/
2710 XMR_OK_HI_OV = 1<<1, /* Bit 1: Octets Rx OK Hi Cnt Ov*/
2711 XMR_OK_OV = 1<<0, /* Bit 0: Frames Received Ok Ov */
2712};
2713
2714#define XMR_DEF_MSK (XMR_OK_LO_OV | XMR_OK_HI_OV)
2715
2716/* XM_TX_CNT_EV 32 bit r/o Tx Counter Event Register */
2717/* XM_TX_EV_MSK 32 bit r/w Tx Counter Event Mask */
2718enum {
2719 XMT_MAX_SZ_OV = 1<<25, /* Bit 25: 1024-MaxSize Tx Cnt Ov*/
2720 XMT_1023B_OV = 1<<24, /* Bit 24: 512-1023Byte Tx Cnt Ov*/
2721 XMT_511B_OV = 1<<23, /* Bit 23: 256-511 Byte Tx Cnt Ov*/
2722 XMT_255B_OV = 1<<22, /* Bit 22: 128-255 Byte Tx Cnt Ov*/
2723 XMT_127B_OV = 1<<21, /* Bit 21: 65-127 Byte Tx Cnt Ov */
2724 XMT_64B_OV = 1<<20, /* Bit 20: 64 Byte Tx Cnt Ov */
2725 XMT_UTIL_OV = 1<<19, /* Bit 19: Tx Util Cnt Overflow */
2726 XMT_UTIL_UR = 1<<18, /* Bit 18: Tx Util Cnt Underrun */
2727 XMT_CS_ERR_OV = 1<<17, /* Bit 17: Tx Carr Sen Err Cnt Ov*/
2728 XMT_FIFO_UR_OV = 1<<16, /* Bit 16: Tx FIFO Ur Ev Cnt Ov */
2729 XMT_EX_DEF_OV = 1<<15, /* Bit 15: Tx Ex Deferall Cnt Ov */
2730 XMT_DEF = 1<<14, /* Bit 14: Tx Deferred Cnt Ov */
2731 XMT_LAT_COL_OV = 1<<13, /* Bit 13: Tx Late Col Cnt Ov */
2732 XMT_ABO_COL_OV = 1<<12, /* Bit 12: Tx abo dueto Ex Col Ov*/
2733 XMT_MUL_COL_OV = 1<<11, /* Bit 11: Tx Mult Col Cnt Ov */
2734 XMT_SNG_COL = 1<<10, /* Bit 10: Tx Single Col Cnt Ov */
2735 XMT_MCTRL_OV = 1<<9, /* Bit 9: Tx MAC Ctrl Counter Ov*/
2736 XMT_MPAUSE = 1<<8, /* Bit 8: Tx Pause MAC Ctrl-F Ov*/
2737 XMT_BURST = 1<<7, /* Bit 7: Tx Burst Event Cnt Ov */
2738 XMT_LONG = 1<<6, /* Bit 6: Tx Long Frame Cnt Ov */
2739 XMT_UC_OK_OV = 1<<5, /* Bit 5: Tx Unicast Cnt Ov */
2740 XMT_MC_OK_OV = 1<<4, /* Bit 4: Tx Multicast Cnt Ov */
2741 XMT_BC_OK_OV = 1<<3, /* Bit 3: Tx Broadcast Cnt Ov */
2742 XMT_OK_LO_OV = 1<<2, /* Bit 2: Octets Tx OK Low CntOv*/
2743 XMT_OK_HI_OV = 1<<1, /* Bit 1: Octets Tx OK Hi Cnt Ov*/
2744 XMT_OK_OV = 1<<0, /* Bit 0: Frames Tx Ok Ov */
2745};
2746
2747#define XMT_DEF_MSK (XMT_OK_LO_OV | XMT_OK_HI_OV)
2748
2749struct skge_rx_desc {
2750 u32 control;
2751 u32 next_offset;
2752 u32 dma_lo;
2753 u32 dma_hi;
2754 u32 status;
2755 u32 timestamp;
2756 u16 csum2;
2757 u16 csum1;
2758 u16 csum2_start;
2759 u16 csum1_start;
2760};
2761
2762struct skge_tx_desc {
2763 u32 control;
2764 u32 next_offset;
2765 u32 dma_lo;
2766 u32 dma_hi;
2767 u32 status;
2768 u32 csum_offs;
2769 u16 csum_write;
2770 u16 csum_start;
2771 u32 rsvd;
2772};
2773
2774struct skge_element {
2775 struct skge_element *next;
2776 void *desc;
2777 struct sk_buff *skb;
2778 DECLARE_PCI_UNMAP_ADDR(mapaddr);
2779 DECLARE_PCI_UNMAP_LEN(maplen);
2780};
2781
2782struct skge_ring {
2783 struct skge_element *to_clean;
2784 struct skge_element *to_use;
2785 struct skge_element *start;
2786 unsigned long count;
2787};
2788
2789
2790struct skge_hw {
2791 void __iomem *regs;
2792 struct pci_dev *pdev;
2793 u32 intr_mask;
2794 struct net_device *dev[2];
2795
2796 u8 mac_cfg;
2797 u8 chip_id;
2798 u8 phy_type;
2799 u8 pmd_type;
2800 u16 phy_addr;
2801
2802 u32 ram_size;
2803 u32 ram_offset;
2804
2805 struct tasklet_struct ext_tasklet;
2806 spinlock_t phy_lock;
2807};
2808
2809static inline int isdualport(const struct skge_hw *hw)
2810{
2811 return !(hw->mac_cfg & CFG_SNG_MAC);
2812}
2813
2814static inline u8 chip_rev(const struct skge_hw *hw)
2815{
2816 return (hw->mac_cfg & CFG_CHIP_R_MSK) >> 4;
2817}
2818
2819static inline int iscopper(const struct skge_hw *hw)
2820{
2821 return (hw->pmd_type == 'T');
2822}
2823
2824enum {
2825 FLOW_MODE_NONE = 0, /* No Flow-Control */
2826 FLOW_MODE_LOC_SEND = 1, /* Local station sends PAUSE */
2827 FLOW_MODE_REM_SEND = 2, /* Symmetric or just remote */
2828 FLOW_MODE_SYMMETRIC = 3, /* Both stations may send PAUSE */
2829};
2830
2831struct skge_port {
2832 u32 msg_enable;
2833 struct skge_hw *hw;
2834 struct net_device *netdev;
2835 int port;
2836
2837 spinlock_t tx_lock;
2838 u32 tx_avail;
2839 struct skge_ring tx_ring;
2840 struct skge_ring rx_ring;
2841
2842 struct net_device_stats net_stats;
2843
2844 u8 rx_csum;
2845 u8 blink_on;
2846 u8 flow_control;
2847 u8 wol;
2848 u8 autoneg; /* AUTONEG_ENABLE, AUTONEG_DISABLE */
2849 u8 duplex; /* DUPLEX_HALF, DUPLEX_FULL */
2850 u16 speed; /* SPEED_1000, SPEED_100, ... */
2851 u32 advertising;
2852
2853 void *mem; /* PCI memory for rings */
2854 dma_addr_t dma;
2855 unsigned long mem_size;
2856
2857 struct timer_list link_check;
2858 struct timer_list led_blink;
2859};
2860
2861
2862/* Register accessor for memory mapped device */
2863static inline u32 skge_read32(const struct skge_hw *hw, int reg)
2864{
2865 return readl(hw->regs + reg);
2866
2867}
2868
2869static inline u16 skge_read16(const struct skge_hw *hw, int reg)
2870{
2871 return readw(hw->regs + reg);
2872}
2873
2874static inline u8 skge_read8(const struct skge_hw *hw, int reg)
2875{
2876 return readb(hw->regs + reg);
2877}
2878
2879static inline void skge_write32(const struct skge_hw *hw, int reg, u32 val)
2880{
2881 writel(val, hw->regs + reg);
2882}
2883
2884static inline void skge_write16(const struct skge_hw *hw, int reg, u16 val)
2885{
2886 writew(val, hw->regs + reg);
2887}
2888
2889static inline void skge_write8(const struct skge_hw *hw, int reg, u8 val)
2890{
2891 writeb(val, hw->regs + reg);
2892}
2893
2894/* MAC Related Registers inside the device. */
2895#define SKGEMAC_REG(port,reg) (((port)<<7)+(reg))
2896
2897/* PCI config space can be accessed via memory mapped space */
2898#define SKGEPCI_REG(reg) ((reg)+ 0x380)
2899
2900#define SKGEXM_REG(port, reg) \
2901 ((BASE_XMAC_1 + (port) * (BASE_XMAC_2 - BASE_XMAC_1)) | (reg) << 1)
2902
2903static inline u32 skge_xm_read32(const struct skge_hw *hw, int port, int reg)
2904{
2905 return skge_read32(hw, SKGEXM_REG(port,reg));
2906}
2907
2908static inline u16 skge_xm_read16(const struct skge_hw *hw, int port, int reg)
2909{
2910 return skge_read16(hw, SKGEXM_REG(port,reg));
2911}
2912
2913static inline u8 skge_xm_read8(const struct skge_hw *hw, int port, int reg)
2914{
2915 return skge_read8(hw, SKGEXM_REG(port,reg));
2916}
2917
2918static inline void skge_xm_write32(const struct skge_hw *hw, int port, int r, u32 v)
2919{
2920 skge_write32(hw, SKGEXM_REG(port,r), v);
2921}
2922
2923static inline void skge_xm_write16(const struct skge_hw *hw, int port, int r, u16 v)
2924{
2925 skge_write16(hw, SKGEXM_REG(port,r), v);
2926}
2927
2928static inline void skge_xm_write8(const struct skge_hw *hw, int port, int r, u8 v)
2929{
2930 skge_write8(hw, SKGEXM_REG(port,r), v);
2931}
2932
2933static inline void skge_xm_outhash(const struct skge_hw *hw, int port, int reg,
2934 const u8 *hash)
2935{
2936 skge_xm_write16(hw, port, reg,
2937 (u16)hash[0] | ((u16)hash[1] << 8));
2938 skge_xm_write16(hw, port, reg+2,
2939 (u16)hash[2] | ((u16)hash[3] << 8));
2940 skge_xm_write16(hw, port, reg+4,
2941 (u16)hash[4] | ((u16)hash[5] << 8));
2942 skge_xm_write16(hw, port, reg+6,
2943 (u16)hash[6] | ((u16)hash[7] << 8));
2944}
2945
2946static inline void skge_xm_outaddr(const struct skge_hw *hw, int port, int reg,
2947 const u8 *addr)
2948{
2949 skge_xm_write16(hw, port, reg,
2950 (u16)addr[0] | ((u16)addr[1] << 8));
2951 skge_xm_write16(hw, port, reg,
2952 (u16)addr[2] | ((u16)addr[3] << 8));
2953 skge_xm_write16(hw, port, reg,
2954 (u16)addr[4] | ((u16)addr[5] << 8));
2955}
2956
2957
2958#define SKGEGMA_REG(port,reg) \
2959 ((reg) + BASE_GMAC_1 + \
2960 (port) * (BASE_GMAC_2-BASE_GMAC_1))
2961
2962static inline u16 skge_gma_read16(const struct skge_hw *hw, int port, int reg)
2963{
2964 return skge_read16(hw, SKGEGMA_REG(port,reg));
2965}
2966
2967static inline u32 skge_gma_read32(const struct skge_hw *hw, int port, int reg)
2968{
2969 return (u32) skge_read16(hw, SKGEGMA_REG(port,reg))
2970 | ((u32)skge_read16(hw, SKGEGMA_REG(port,reg+4)) << 16);
2971}
2972
2973static inline u8 skge_gma_read8(const struct skge_hw *hw, int port, int reg)
2974{
2975 return skge_read8(hw, SKGEGMA_REG(port,reg));
2976}
2977
2978static inline void skge_gma_write16(const struct skge_hw *hw, int port, int r, u16 v)
2979{
2980 skge_write16(hw, SKGEGMA_REG(port,r), v);
2981}
2982
2983static inline void skge_gma_write32(const struct skge_hw *hw, int port, int r, u32 v)
2984{
2985 skge_write16(hw, SKGEGMA_REG(port, r), (u16) v);
2986 skge_write32(hw, SKGEGMA_REG(port, r+4), (u16)(v >> 16));
2987}
2988
2989static inline void skge_gma_write8(const struct skge_hw *hw, int port, int r, u8 v)
2990{
2991 skge_write8(hw, SKGEGMA_REG(port,r), v);
2992}
2993
2994static inline void skge_gm_set_addr(struct skge_hw *hw, int port, int reg,
2995 const u8 *addr)
2996{
2997 skge_gma_write16(hw, port, reg,
2998 (u16) addr[0] | ((u16) addr[1] << 8));
2999 skge_gma_write16(hw, port, reg+4,
3000 (u16) addr[2] | ((u16) addr[3] << 8));
3001 skge_gma_write16(hw, port, reg+8,
3002 (u16) addr[4] | ((u16) addr[5] << 8));
3003}
3004
3005#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-16 16:08:21 -0500