diff options
author | Ben Dooks <ben@fluff.org> | 2007-07-03 11:53:09 -0400 |
---|---|---|
committer | Jeff Garzik <jeff@garzik.org> | 2007-07-10 12:41:08 -0400 |
commit | 825a2ff1896ec3ead94bebef60c71f57254da58a (patch) | |
tree | cc88b2a7666df7377819e8265298f974e388294e /drivers/net | |
parent | f49343a54864b98333b98706accba66aa75a0c16 (diff) |
AX88796 network driver
Support for the Asix AX88796 network controller, an
NE2000 compatible 10/100 ethernet device with internal
PHY.
The driver supports PHY settings via either ioctl() or
the ethtool driver ops.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/8390.h | 11 | ||||
-rw-r--r-- | drivers/net/Kconfig | 8 | ||||
-rw-r--r-- | drivers/net/Makefile | 1 | ||||
-rw-r--r-- | drivers/net/ax88796.c | 952 |
4 files changed, 972 insertions, 0 deletions
diff --git a/drivers/net/8390.h b/drivers/net/8390.h index 414de5bd228f..04ddec0f4c61 100644 --- a/drivers/net/8390.h +++ b/drivers/net/8390.h | |||
@@ -73,6 +73,9 @@ struct ei_device { | |||
73 | u32 *reg_offset; /* Register mapping table */ | 73 | u32 *reg_offset; /* Register mapping table */ |
74 | spinlock_t page_lock; /* Page register locks */ | 74 | spinlock_t page_lock; /* Page register locks */ |
75 | unsigned long priv; /* Private field to store bus IDs etc. */ | 75 | unsigned long priv; /* Private field to store bus IDs etc. */ |
76 | #ifdef AX88796_PLATFORM | ||
77 | unsigned char rxcr_base; /* default value for RXCR */ | ||
78 | #endif | ||
76 | }; | 79 | }; |
77 | 80 | ||
78 | /* The maximum number of 8390 interrupt service routines called per IRQ. */ | 81 | /* The maximum number of 8390 interrupt service routines called per IRQ. */ |
@@ -86,11 +89,19 @@ struct ei_device { | |||
86 | /* Some generic ethernet register configurations. */ | 89 | /* Some generic ethernet register configurations. */ |
87 | #define E8390_TX_IRQ_MASK 0xa /* For register EN0_ISR */ | 90 | #define E8390_TX_IRQ_MASK 0xa /* For register EN0_ISR */ |
88 | #define E8390_RX_IRQ_MASK 0x5 | 91 | #define E8390_RX_IRQ_MASK 0x5 |
92 | |||
93 | #ifdef AX88796_PLATFORM | ||
94 | #define E8390_RXCONFIG (ei_status.rxcr_base | 0x04) | ||
95 | #define E8390_RXOFF (ei_status.rxcr_base | 0x20) | ||
96 | #else | ||
89 | #define E8390_RXCONFIG 0x4 /* EN0_RXCR: broadcasts, no multicast,errors */ | 97 | #define E8390_RXCONFIG 0x4 /* EN0_RXCR: broadcasts, no multicast,errors */ |
90 | #define E8390_RXOFF 0x20 /* EN0_RXCR: Accept no packets */ | 98 | #define E8390_RXOFF 0x20 /* EN0_RXCR: Accept no packets */ |
99 | #endif | ||
100 | |||
91 | #define E8390_TXCONFIG 0x00 /* EN0_TXCR: Normal transmit mode */ | 101 | #define E8390_TXCONFIG 0x00 /* EN0_TXCR: Normal transmit mode */ |
92 | #define E8390_TXOFF 0x02 /* EN0_TXCR: Transmitter off */ | 102 | #define E8390_TXOFF 0x02 /* EN0_TXCR: Transmitter off */ |
93 | 103 | ||
104 | |||
94 | /* Register accessed at EN_CMD, the 8390 base addr. */ | 105 | /* Register accessed at EN_CMD, the 8390 base addr. */ |
95 | #define E8390_STOP 0x01 /* Stop and reset the chip */ | 106 | #define E8390_STOP 0x01 /* Stop and reset the chip */ |
96 | #define E8390_START 0x02 /* Start the chip, clear reset */ | 107 | #define E8390_START 0x02 /* Start the chip, clear reset */ |
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 4f23ad7b13c1..09c68984c887 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig | |||
@@ -197,6 +197,14 @@ config MACB | |||
197 | 197 | ||
198 | source "drivers/net/arm/Kconfig" | 198 | source "drivers/net/arm/Kconfig" |
199 | 199 | ||
200 | config AX88796 | ||
201 | tristate "ASIX AX88796 NE2000 clone support" | ||
202 | select CRC32 | ||
203 | select MII | ||
204 | help | ||
205 | AX88796 driver, using platform bus to provide | ||
206 | chip detection and resources | ||
207 | |||
200 | config MACE | 208 | config MACE |
201 | tristate "MACE (Power Mac ethernet) support" | 209 | tristate "MACE (Power Mac ethernet) support" |
202 | depends on PPC_PMAC && PPC32 | 210 | depends on PPC_PMAC && PPC32 |
diff --git a/drivers/net/Makefile b/drivers/net/Makefile index eb62fb48e4b7..515ca660b936 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile | |||
@@ -107,6 +107,7 @@ obj-$(CONFIG_NET_SB1250_MAC) += sb1250-mac.o | |||
107 | obj-$(CONFIG_B44) += b44.o | 107 | obj-$(CONFIG_B44) += b44.o |
108 | obj-$(CONFIG_FORCEDETH) += forcedeth.o | 108 | obj-$(CONFIG_FORCEDETH) += forcedeth.o |
109 | obj-$(CONFIG_NE_H8300) += ne-h8300.o | 109 | obj-$(CONFIG_NE_H8300) += ne-h8300.o |
110 | obj-$(CONFIG_AX88796) += ax88796.o | ||
110 | 111 | ||
111 | obj-$(CONFIG_TSI108_ETH) += tsi108_eth.o | 112 | obj-$(CONFIG_TSI108_ETH) += tsi108_eth.o |
112 | obj-$(CONFIG_MV643XX_ETH) += mv643xx_eth.o | 113 | obj-$(CONFIG_MV643XX_ETH) += mv643xx_eth.o |
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c new file mode 100644 index 000000000000..d19874bf0706 --- /dev/null +++ b/drivers/net/ax88796.c | |||
@@ -0,0 +1,952 @@ | |||
1 | /* drivers/net/ax88796.c | ||
2 | * | ||
3 | * Copyright 2005,2007 Simtec Electronics | ||
4 | * Ben Dooks <ben@simtec.co.uk> | ||
5 | * | ||
6 | * Asix AX88796 10/100 Ethernet controller support | ||
7 | * Based on ne.c, by Donald Becker, et-al. | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | */ | ||
13 | |||
14 | #include <linux/module.h> | ||
15 | #include <linux/kernel.h> | ||
16 | #include <linux/errno.h> | ||
17 | #include <linux/isapnp.h> | ||
18 | #include <linux/init.h> | ||
19 | #include <linux/interrupt.h> | ||
20 | #include <linux/platform_device.h> | ||
21 | #include <linux/delay.h> | ||
22 | #include <linux/timer.h> | ||
23 | #include <linux/netdevice.h> | ||
24 | #include <linux/etherdevice.h> | ||
25 | #include <linux/ethtool.h> | ||
26 | #include <linux/mii.h> | ||
27 | |||
28 | #include <net/ax88796.h> | ||
29 | |||
30 | #include <asm/system.h> | ||
31 | #include <asm/io.h> | ||
32 | |||
33 | static int phy_debug = 0; | ||
34 | |||
35 | /* Rename the lib8390.c functions to show that they are in this driver */ | ||
36 | #define __ei_open ax_ei_open | ||
37 | #define __ei_close ax_ei_close | ||
38 | #define __ei_poll ax_ei_poll | ||
39 | #define __ei_tx_timeout ax_ei_tx_timeout | ||
40 | #define __ei_interrupt ax_ei_interrupt | ||
41 | #define ____alloc_ei_netdev ax__alloc_ei_netdev | ||
42 | #define __NS8390_init ax_NS8390_init | ||
43 | |||
44 | /* force unsigned long back to 'void __iomem *' */ | ||
45 | #define ax_convert_addr(_a) ((void __force __iomem *)(_a)) | ||
46 | |||
47 | #define ei_inb(_a) readb(ax_convert_addr(_a)) | ||
48 | #define ei_outb(_v, _a) writeb(_v, ax_convert_addr(_a)) | ||
49 | |||
50 | #define ei_inb_p(_a) ei_inb(_a) | ||
51 | #define ei_outb_p(_v, _a) ei_outb(_v, _a) | ||
52 | |||
53 | /* define EI_SHIFT() to take into account our register offsets */ | ||
54 | #define EI_SHIFT(x) (ei_local->reg_offset[(x)]) | ||
55 | |||
56 | /* Ensure we have our RCR base value */ | ||
57 | #define AX88796_PLATFORM | ||
58 | |||
59 | static unsigned char version[] = "ax88796.c: Copyright 2005,2007 Simtec Electronics\n"; | ||
60 | |||
61 | #include "lib8390.c" | ||
62 | |||
63 | #define DRV_NAME "ax88796" | ||
64 | #define DRV_VERSION "1.00" | ||
65 | |||
66 | /* from ne.c */ | ||
67 | #define NE_CMD EI_SHIFT(0x00) | ||
68 | #define NE_RESET EI_SHIFT(0x1f) | ||
69 | #define NE_DATAPORT EI_SHIFT(0x10) | ||
70 | |||
71 | #define NE1SM_START_PG 0x20 /* First page of TX buffer */ | ||
72 | #define NE1SM_STOP_PG 0x40 /* Last page +1 of RX ring */ | ||
73 | #define NESM_START_PG 0x40 /* First page of TX buffer */ | ||
74 | #define NESM_STOP_PG 0x80 /* Last page +1 of RX ring */ | ||
75 | |||
76 | /* device private data */ | ||
77 | |||
78 | struct ax_device { | ||
79 | struct timer_list mii_timer; | ||
80 | spinlock_t mii_lock; | ||
81 | struct mii_if_info mii; | ||
82 | |||
83 | u32 msg_enable; | ||
84 | void __iomem *map2; | ||
85 | struct platform_device *dev; | ||
86 | struct resource *mem; | ||
87 | struct resource *mem2; | ||
88 | struct ax_plat_data *plat; | ||
89 | |||
90 | unsigned char running; | ||
91 | unsigned char resume_open; | ||
92 | |||
93 | u32 reg_offsets[0x20]; | ||
94 | }; | ||
95 | |||
96 | static inline struct ax_device *to_ax_dev(struct net_device *dev) | ||
97 | { | ||
98 | struct ei_device *ei_local = netdev_priv(dev); | ||
99 | return (struct ax_device *)(ei_local+1); | ||
100 | } | ||
101 | |||
102 | /* ax_initial_check | ||
103 | * | ||
104 | * do an initial probe for the card to check wether it exists | ||
105 | * and is functional | ||
106 | */ | ||
107 | |||
108 | static int ax_initial_check(struct net_device *dev) | ||
109 | { | ||
110 | struct ei_device *ei_local = netdev_priv(dev); | ||
111 | void __iomem *ioaddr = ei_local->mem; | ||
112 | int reg0; | ||
113 | int regd; | ||
114 | |||
115 | reg0 = ei_inb(ioaddr); | ||
116 | if (reg0 == 0xFF) | ||
117 | return -ENODEV; | ||
118 | |||
119 | ei_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, ioaddr + E8390_CMD); | ||
120 | regd = ei_inb(ioaddr + 0x0d); | ||
121 | ei_outb(0xff, ioaddr + 0x0d); | ||
122 | ei_outb(E8390_NODMA+E8390_PAGE0, ioaddr + E8390_CMD); | ||
123 | ei_inb(ioaddr + EN0_COUNTER0); /* Clear the counter by reading. */ | ||
124 | if (ei_inb(ioaddr + EN0_COUNTER0) != 0) { | ||
125 | ei_outb(reg0, ioaddr); | ||
126 | ei_outb(regd, ioaddr + 0x0d); /* Restore the old values. */ | ||
127 | return -ENODEV; | ||
128 | } | ||
129 | |||
130 | return 0; | ||
131 | } | ||
132 | |||
133 | /* Hard reset the card. This used to pause for the same period that a | ||
134 | 8390 reset command required, but that shouldn't be necessary. */ | ||
135 | |||
136 | static void ax_reset_8390(struct net_device *dev) | ||
137 | { | ||
138 | struct ei_device *ei_local = netdev_priv(dev); | ||
139 | unsigned long reset_start_time = jiffies; | ||
140 | void __iomem *addr = (void __iomem *)dev->base_addr; | ||
141 | |||
142 | if (ei_debug > 1) | ||
143 | printk(KERN_DEBUG "resetting the 8390 t=%ld...", jiffies); | ||
144 | |||
145 | ei_outb(ei_inb(addr + NE_RESET), addr + NE_RESET); | ||
146 | |||
147 | ei_status.txing = 0; | ||
148 | ei_status.dmaing = 0; | ||
149 | |||
150 | /* This check _should_not_ be necessary, omit eventually. */ | ||
151 | while ((ei_inb(addr + EN0_ISR) & ENISR_RESET) == 0) { | ||
152 | if (jiffies - reset_start_time > 2*HZ/100) { | ||
153 | printk(KERN_WARNING "%s: %s did not complete.\n", | ||
154 | __FUNCTION__, dev->name); | ||
155 | break; | ||
156 | } | ||
157 | } | ||
158 | |||
159 | ei_outb(ENISR_RESET, addr + EN0_ISR); /* Ack intr. */ | ||
160 | } | ||
161 | |||
162 | |||
163 | static void ax_get_8390_hdr(struct net_device *dev, struct e8390_pkt_hdr *hdr, | ||
164 | int ring_page) | ||
165 | { | ||
166 | struct ei_device *ei_local = netdev_priv(dev); | ||
167 | void __iomem *nic_base = ei_local->mem; | ||
168 | |||
169 | /* This *shouldn't* happen. If it does, it's the last thing you'll see */ | ||
170 | if (ei_status.dmaing) { | ||
171 | printk(KERN_EMERG "%s: DMAing conflict in %s [DMAstat:%d][irqlock:%d].\n", | ||
172 | dev->name, __FUNCTION__, | ||
173 | ei_status.dmaing, ei_status.irqlock); | ||
174 | return; | ||
175 | } | ||
176 | |||
177 | ei_status.dmaing |= 0x01; | ||
178 | ei_outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base+ NE_CMD); | ||
179 | ei_outb(sizeof(struct e8390_pkt_hdr), nic_base + EN0_RCNTLO); | ||
180 | ei_outb(0, nic_base + EN0_RCNTHI); | ||
181 | ei_outb(0, nic_base + EN0_RSARLO); /* On page boundary */ | ||
182 | ei_outb(ring_page, nic_base + EN0_RSARHI); | ||
183 | ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD); | ||
184 | |||
185 | if (ei_status.word16) | ||
186 | readsw(nic_base + NE_DATAPORT, hdr, sizeof(struct e8390_pkt_hdr)>>1); | ||
187 | else | ||
188 | readsb(nic_base + NE_DATAPORT, hdr, sizeof(struct e8390_pkt_hdr)); | ||
189 | |||
190 | ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ | ||
191 | ei_status.dmaing &= ~0x01; | ||
192 | |||
193 | le16_to_cpus(&hdr->count); | ||
194 | } | ||
195 | |||
196 | |||
197 | /* Block input and output, similar to the Crynwr packet driver. If you | ||
198 | are porting to a new ethercard, look at the packet driver source for hints. | ||
199 | The NEx000 doesn't share the on-board packet memory -- you have to put | ||
200 | the packet out through the "remote DMA" dataport using ei_outb. */ | ||
201 | |||
202 | static void ax_block_input(struct net_device *dev, int count, | ||
203 | struct sk_buff *skb, int ring_offset) | ||
204 | { | ||
205 | struct ei_device *ei_local = netdev_priv(dev); | ||
206 | void __iomem *nic_base = ei_local->mem; | ||
207 | char *buf = skb->data; | ||
208 | |||
209 | if (ei_status.dmaing) { | ||
210 | printk(KERN_EMERG "%s: DMAing conflict in ax_block_input " | ||
211 | "[DMAstat:%d][irqlock:%d].\n", | ||
212 | dev->name, ei_status.dmaing, ei_status.irqlock); | ||
213 | return; | ||
214 | } | ||
215 | |||
216 | ei_status.dmaing |= 0x01; | ||
217 | |||
218 | ei_outb(E8390_NODMA+E8390_PAGE0+E8390_START, nic_base+ NE_CMD); | ||
219 | ei_outb(count & 0xff, nic_base + EN0_RCNTLO); | ||
220 | ei_outb(count >> 8, nic_base + EN0_RCNTHI); | ||
221 | ei_outb(ring_offset & 0xff, nic_base + EN0_RSARLO); | ||
222 | ei_outb(ring_offset >> 8, nic_base + EN0_RSARHI); | ||
223 | ei_outb(E8390_RREAD+E8390_START, nic_base + NE_CMD); | ||
224 | |||
225 | if (ei_status.word16) { | ||
226 | readsw(nic_base + NE_DATAPORT, buf, count >> 1); | ||
227 | if (count & 0x01) | ||
228 | buf[count-1] = ei_inb(nic_base + NE_DATAPORT); | ||
229 | |||
230 | } else { | ||
231 | readsb(nic_base + NE_DATAPORT, buf, count); | ||
232 | } | ||
233 | |||
234 | ei_status.dmaing &= ~1; | ||
235 | } | ||
236 | |||
237 | static void ax_block_output(struct net_device *dev, int count, | ||
238 | const unsigned char *buf, const int start_page) | ||
239 | { | ||
240 | struct ei_device *ei_local = netdev_priv(dev); | ||
241 | void __iomem *nic_base = ei_local->mem; | ||
242 | unsigned long dma_start; | ||
243 | |||
244 | /* Round the count up for word writes. Do we need to do this? | ||
245 | What effect will an odd byte count have on the 8390? | ||
246 | I should check someday. */ | ||
247 | |||
248 | if (ei_status.word16 && (count & 0x01)) | ||
249 | count++; | ||
250 | |||
251 | /* This *shouldn't* happen. If it does, it's the last thing you'll see */ | ||
252 | if (ei_status.dmaing) { | ||
253 | printk(KERN_EMERG "%s: DMAing conflict in %s." | ||
254 | "[DMAstat:%d][irqlock:%d]\n", | ||
255 | dev->name, __FUNCTION__, | ||
256 | ei_status.dmaing, ei_status.irqlock); | ||
257 | return; | ||
258 | } | ||
259 | |||
260 | ei_status.dmaing |= 0x01; | ||
261 | /* We should already be in page 0, but to be safe... */ | ||
262 | ei_outb(E8390_PAGE0+E8390_START+E8390_NODMA, nic_base + NE_CMD); | ||
263 | |||
264 | ei_outb(ENISR_RDC, nic_base + EN0_ISR); | ||
265 | |||
266 | /* Now the normal output. */ | ||
267 | ei_outb(count & 0xff, nic_base + EN0_RCNTLO); | ||
268 | ei_outb(count >> 8, nic_base + EN0_RCNTHI); | ||
269 | ei_outb(0x00, nic_base + EN0_RSARLO); | ||
270 | ei_outb(start_page, nic_base + EN0_RSARHI); | ||
271 | |||
272 | ei_outb(E8390_RWRITE+E8390_START, nic_base + NE_CMD); | ||
273 | if (ei_status.word16) { | ||
274 | writesw(nic_base + NE_DATAPORT, buf, count>>1); | ||
275 | } else { | ||
276 | writesb(nic_base + NE_DATAPORT, buf, count); | ||
277 | } | ||
278 | |||
279 | dma_start = jiffies; | ||
280 | |||
281 | while ((ei_inb(nic_base + EN0_ISR) & ENISR_RDC) == 0) { | ||
282 | if (jiffies - dma_start > 2*HZ/100) { /* 20ms */ | ||
283 | printk(KERN_WARNING "%s: timeout waiting for Tx RDC.\n", dev->name); | ||
284 | ax_reset_8390(dev); | ||
285 | ax_NS8390_init(dev,1); | ||
286 | break; | ||
287 | } | ||
288 | } | ||
289 | |||
290 | ei_outb(ENISR_RDC, nic_base + EN0_ISR); /* Ack intr. */ | ||
291 | ei_status.dmaing &= ~0x01; | ||
292 | return; | ||
293 | } | ||
294 | |||
295 | /* definitions for accessing MII/EEPROM interface */ | ||
296 | |||
297 | #define AX_MEMR EI_SHIFT(0x14) | ||
298 | #define AX_MEMR_MDC (1<<0) | ||
299 | #define AX_MEMR_MDIR (1<<1) | ||
300 | #define AX_MEMR_MDI (1<<2) | ||
301 | #define AX_MEMR_MDO (1<<3) | ||
302 | #define AX_MEMR_EECS (1<<4) | ||
303 | #define AX_MEMR_EEI (1<<5) | ||
304 | #define AX_MEMR_EEO (1<<6) | ||
305 | #define AX_MEMR_EECLK (1<<7) | ||
306 | |||
307 | /* ax_mii_ei_outbits | ||
308 | * | ||
309 | * write the specified set of bits to the phy | ||
310 | */ | ||
311 | |||
312 | static void | ||
313 | ax_mii_ei_outbits(struct net_device *dev, unsigned int bits, int len) | ||
314 | { | ||
315 | struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev); | ||
316 | void __iomem *memr_addr = (void __iomem *)dev->base_addr + AX_MEMR; | ||
317 | unsigned int memr; | ||
318 | |||
319 | /* clock low, data to output mode */ | ||
320 | memr = ei_inb(memr_addr); | ||
321 | memr &= ~(AX_MEMR_MDC | AX_MEMR_MDIR); | ||
322 | ei_outb(memr, memr_addr); | ||
323 | |||
324 | for (len--; len >= 0; len--) { | ||
325 | if (bits & (1 << len)) | ||
326 | memr |= AX_MEMR_MDO; | ||
327 | else | ||
328 | memr &= ~AX_MEMR_MDO; | ||
329 | |||
330 | ei_outb(memr, memr_addr); | ||
331 | |||
332 | /* clock high */ | ||
333 | |||
334 | ei_outb(memr | AX_MEMR_MDC, memr_addr); | ||
335 | udelay(1); | ||
336 | |||
337 | /* clock low */ | ||
338 | ei_outb(memr, memr_addr); | ||
339 | } | ||
340 | |||
341 | /* leaves the clock line low, mdir input */ | ||
342 | memr |= AX_MEMR_MDIR; | ||
343 | ei_outb(memr, (void __iomem *)dev->base_addr + AX_MEMR); | ||
344 | } | ||
345 | |||
346 | /* ax_phy_ei_inbits | ||
347 | * | ||
348 | * read a specified number of bits from the phy | ||
349 | */ | ||
350 | |||
351 | static unsigned int | ||
352 | ax_phy_ei_inbits(struct net_device *dev, int no) | ||
353 | { | ||
354 | struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev); | ||
355 | void __iomem *memr_addr = (void __iomem *)dev->base_addr + AX_MEMR; | ||
356 | unsigned int memr; | ||
357 | unsigned int result = 0; | ||
358 | |||
359 | /* clock low, data to input mode */ | ||
360 | memr = ei_inb(memr_addr); | ||
361 | memr &= ~AX_MEMR_MDC; | ||
362 | memr |= AX_MEMR_MDIR; | ||
363 | ei_outb(memr, memr_addr); | ||
364 | |||
365 | for (no--; no >= 0; no--) { | ||
366 | ei_outb(memr | AX_MEMR_MDC, memr_addr); | ||
367 | |||
368 | udelay(1); | ||
369 | |||
370 | if (ei_inb(memr_addr) & AX_MEMR_MDI) | ||
371 | result |= (1<<no); | ||
372 | |||
373 | ei_outb(memr, memr_addr); | ||
374 | } | ||
375 | |||
376 | return result; | ||
377 | } | ||
378 | |||
379 | /* ax_phy_issueaddr | ||
380 | * | ||
381 | * use the low level bit shifting routines to send the address | ||
382 | * and command to the specified phy | ||
383 | */ | ||
384 | |||
385 | static void | ||
386 | ax_phy_issueaddr(struct net_device *dev, int phy_addr, int reg, int opc) | ||
387 | { | ||
388 | if (phy_debug) | ||
389 | pr_debug("%s: dev %p, %04x, %04x, %d\n", | ||
390 | __FUNCTION__, dev, phy_addr, reg, opc); | ||
391 | |||
392 | ax_mii_ei_outbits(dev, 0x3f, 6); /* pre-amble */ | ||
393 | ax_mii_ei_outbits(dev, 1, 2); /* frame-start */ | ||
394 | ax_mii_ei_outbits(dev, opc, 2); /* op code */ | ||
395 | ax_mii_ei_outbits(dev, phy_addr, 5); /* phy address */ | ||
396 | ax_mii_ei_outbits(dev, reg, 5); /* reg address */ | ||
397 | } | ||
398 | |||
399 | static int | ||
400 | ax_phy_read(struct net_device *dev, int phy_addr, int reg) | ||
401 | { | ||
402 | struct ei_device *ei_local = (struct ei_device *) netdev_priv(dev); | ||
403 | unsigned long flags; | ||
404 | unsigned int result; | ||
405 | |||
406 | spin_lock_irqsave(&ei_local->page_lock, flags); | ||
407 | |||
408 | ax_phy_issueaddr(dev, phy_addr, reg, 2); | ||
409 | |||
410 | result = ax_phy_ei_inbits(dev, 17); | ||
411 | result &= ~(3<<16); | ||
412 | |||
413 | spin_unlock_irqrestore(&ei_local->page_lock, flags); | ||
414 | |||
415 | if (phy_debug) | ||
416 | pr_debug("%s: %04x.%04x => read %04x\n", __FUNCTION__, | ||
417 | phy_addr, reg, result); | ||
418 | |||
419 | return result; | ||
420 | } | ||
421 | |||
422 | static void | ||
423 | ax_phy_write(struct net_device *dev, int phy_addr, int reg, int value) | ||
424 | { | ||
425 | struct ei_device *ei = (struct ei_device *) netdev_priv(dev); | ||
426 | unsigned long flags; | ||
427 | |||
428 | printk(KERN_DEBUG "%s: %p, %04x, %04x %04x\n", | ||
429 | __FUNCTION__, dev, phy_addr, reg, value); | ||
430 | |||
431 | spin_lock_irqsave(&ei->page_lock, flags); | ||
432 | |||
433 | ax_phy_issueaddr(dev, phy_addr, reg, 1); | ||
434 | ax_mii_ei_outbits(dev, 2, 2); /* send TA */ | ||
435 | ax_mii_ei_outbits(dev, value, 16); | ||
436 | |||
437 | spin_unlock_irqrestore(&ei->page_lock, flags); | ||
438 | } | ||
439 | |||
440 | static void ax_mii_expiry(unsigned long data) | ||
441 | { | ||
442 | struct net_device *dev = (struct net_device *)data; | ||
443 | struct ax_device *ax = to_ax_dev(dev); | ||
444 | unsigned long flags; | ||
445 | |||
446 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
447 | mii_check_media(&ax->mii, netif_msg_link(ax), 0); | ||
448 | spin_unlock_irqrestore(&ax->mii_lock, flags); | ||
449 | |||
450 | if (ax->running) { | ||
451 | ax->mii_timer.expires = jiffies + HZ*2; | ||
452 | add_timer(&ax->mii_timer); | ||
453 | } | ||
454 | } | ||
455 | |||
456 | static int ax_open(struct net_device *dev) | ||
457 | { | ||
458 | struct ax_device *ax = to_ax_dev(dev); | ||
459 | struct ei_device *ei_local = netdev_priv(dev); | ||
460 | int ret; | ||
461 | |||
462 | dev_dbg(ax->dev, "%s: open\n", dev->name); | ||
463 | |||
464 | ret = request_irq(dev->irq, ax_ei_interrupt, 0, dev->name, dev); | ||
465 | if (ret) | ||
466 | return ret; | ||
467 | |||
468 | ret = ax_ei_open(dev); | ||
469 | if (ret) | ||
470 | return ret; | ||
471 | |||
472 | /* turn the phy on (if turned off) */ | ||
473 | |||
474 | ei_outb(ax->plat->gpoc_val, ei_local->mem + EI_SHIFT(0x17)); | ||
475 | ax->running = 1; | ||
476 | |||
477 | /* start the MII timer */ | ||
478 | |||
479 | init_timer(&ax->mii_timer); | ||
480 | |||
481 | ax->mii_timer.expires = jiffies+1; | ||
482 | ax->mii_timer.data = (unsigned long) dev; | ||
483 | ax->mii_timer.function = ax_mii_expiry; | ||
484 | |||
485 | add_timer(&ax->mii_timer); | ||
486 | |||
487 | return 0; | ||
488 | } | ||
489 | |||
490 | static int ax_close(struct net_device *dev) | ||
491 | { | ||
492 | struct ax_device *ax = to_ax_dev(dev); | ||
493 | struct ei_device *ei_local = netdev_priv(dev); | ||
494 | |||
495 | dev_dbg(ax->dev, "%s: close\n", dev->name); | ||
496 | |||
497 | /* turn the phy off */ | ||
498 | |||
499 | ei_outb(ax->plat->gpoc_val | (1<<6), | ||
500 | ei_local->mem + EI_SHIFT(0x17)); | ||
501 | |||
502 | ax->running = 0; | ||
503 | wmb(); | ||
504 | |||
505 | del_timer_sync(&ax->mii_timer); | ||
506 | ax_ei_close(dev); | ||
507 | |||
508 | free_irq(dev->irq, dev); | ||
509 | return 0; | ||
510 | } | ||
511 | |||
512 | static int ax_ioctl(struct net_device *dev, struct ifreq *req, int cmd) | ||
513 | { | ||
514 | struct ax_device *ax = to_ax_dev(dev); | ||
515 | unsigned long flags; | ||
516 | int rc; | ||
517 | |||
518 | if (!netif_running(dev)) | ||
519 | return -EINVAL; | ||
520 | |||
521 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
522 | rc = generic_mii_ioctl(&ax->mii, if_mii(req), cmd, NULL); | ||
523 | spin_unlock_irqrestore(&ax->mii_lock, flags); | ||
524 | |||
525 | return rc; | ||
526 | } | ||
527 | |||
528 | /* ethtool ops */ | ||
529 | |||
530 | static void ax_get_drvinfo(struct net_device *dev, | ||
531 | struct ethtool_drvinfo *info) | ||
532 | { | ||
533 | struct ax_device *ax = to_ax_dev(dev); | ||
534 | |||
535 | strcpy(info->driver, DRV_NAME); | ||
536 | strcpy(info->version, DRV_VERSION); | ||
537 | strcpy(info->bus_info, ax->dev->name); | ||
538 | } | ||
539 | |||
540 | static int ax_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) | ||
541 | { | ||
542 | struct ax_device *ax = to_ax_dev(dev); | ||
543 | unsigned long flags; | ||
544 | |||
545 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
546 | mii_ethtool_gset(&ax->mii, cmd); | ||
547 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
548 | |||
549 | return 0; | ||
550 | } | ||
551 | |||
552 | static int ax_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) | ||
553 | { | ||
554 | struct ax_device *ax = to_ax_dev(dev); | ||
555 | unsigned long flags; | ||
556 | int rc; | ||
557 | |||
558 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
559 | rc = mii_ethtool_sset(&ax->mii, cmd); | ||
560 | spin_lock_irqsave(&ax->mii_lock, flags); | ||
561 | |||
562 | return rc; | ||
563 | } | ||
564 | |||
565 | static int ax_nway_reset(struct net_device *dev) | ||
566 | { | ||
567 | struct ax_device *ax = to_ax_dev(dev); | ||
568 | return mii_nway_restart(&ax->mii); | ||
569 | } | ||
570 | |||
571 | static u32 ax_get_link(struct net_device *dev) | ||
572 | { | ||
573 | struct ax_device *ax = to_ax_dev(dev); | ||
574 | return mii_link_ok(&ax->mii); | ||
575 | } | ||
576 | |||
577 | static const struct ethtool_ops ax_ethtool_ops = { | ||
578 | .get_drvinfo = ax_get_drvinfo, | ||
579 | .get_settings = ax_get_settings, | ||
580 | .set_settings = ax_set_settings, | ||
581 | .nway_reset = ax_nway_reset, | ||
582 | .get_link = ax_get_link, | ||
583 | .get_perm_addr = ethtool_op_get_perm_addr, | ||
584 | }; | ||
585 | |||
586 | /* setup code */ | ||
587 | |||
588 | static void ax_initial_setup(struct net_device *dev, struct ei_device *ei_local) | ||
589 | { | ||
590 | void __iomem *ioaddr = ei_local->mem; | ||
591 | struct ax_device *ax = to_ax_dev(dev); | ||
592 | |||
593 | /* Select page 0*/ | ||
594 | ei_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, ioaddr + E8390_CMD); | ||
595 | |||
596 | /* set to byte access */ | ||
597 | ei_outb(ax->plat->dcr_val & ~1, ioaddr + EN0_DCFG); | ||
598 | ei_outb(ax->plat->gpoc_val, ioaddr + EI_SHIFT(0x17)); | ||
599 | } | ||
600 | |||
601 | /* ax_init_dev | ||
602 | * | ||
603 | * initialise the specified device, taking care to note the MAC | ||
604 | * address it may already have (if configured), ensure | ||
605 | * the device is ready to be used by lib8390.c and registerd with | ||
606 | * the network layer. | ||
607 | */ | ||
608 | |||
609 | static int ax_init_dev(struct net_device *dev, int first_init) | ||
610 | { | ||
611 | struct ei_device *ei_local = netdev_priv(dev); | ||
612 | struct ax_device *ax = to_ax_dev(dev); | ||
613 | void __iomem *ioaddr = ei_local->mem; | ||
614 | unsigned int start_page; | ||
615 | unsigned int stop_page; | ||
616 | int ret; | ||
617 | int i; | ||
618 | |||
619 | ret = ax_initial_check(dev); | ||
620 | if (ret) | ||
621 | goto err_out; | ||
622 | |||
623 | /* setup goes here */ | ||
624 | |||
625 | ax_initial_setup(dev, ei_local); | ||
626 | |||
627 | /* read the mac from the card prom if we need it */ | ||
628 | |||
629 | if (first_init && ax->plat->flags & AXFLG_HAS_EEPROM) { | ||
630 | unsigned char SA_prom[32]; | ||
631 | |||
632 | for(i = 0; i < sizeof(SA_prom); i+=2) { | ||
633 | SA_prom[i] = ei_inb(ioaddr + NE_DATAPORT); | ||
634 | SA_prom[i+1] = ei_inb(ioaddr + NE_DATAPORT); | ||
635 | } | ||
636 | |||
637 | if (ax->plat->wordlength == 2) | ||
638 | for (i = 0; i < 16; i++) | ||
639 | SA_prom[i] = SA_prom[i+i]; | ||
640 | |||
641 | memcpy(dev->dev_addr, SA_prom, 6); | ||
642 | } | ||
643 | |||
644 | if (ax->plat->wordlength == 2) { | ||
645 | /* We must set the 8390 for word mode. */ | ||
646 | ei_outb(ax->plat->dcr_val, ei_local->mem + EN0_DCFG); | ||
647 | start_page = NESM_START_PG; | ||
648 | stop_page = NESM_STOP_PG; | ||
649 | } else { | ||
650 | start_page = NE1SM_START_PG; | ||
651 | stop_page = NE1SM_STOP_PG; | ||
652 | } | ||
653 | |||
654 | /* load the mac-address from the device if this is the | ||
655 | * first time we've initialised */ | ||
656 | |||
657 | if (first_init && ax->plat->flags & AXFLG_MAC_FROMDEV) { | ||
658 | ei_outb(E8390_NODMA + E8390_PAGE1 + E8390_STOP, | ||
659 | ei_local->mem + E8390_CMD); /* 0x61 */ | ||
660 | |||
661 | for (i = 0 ; i < ETHER_ADDR_LEN ; i++) | ||
662 | dev->dev_addr[i] = ei_inb(ioaddr + EN1_PHYS_SHIFT(i)); | ||
663 | } | ||
664 | |||
665 | ax_reset_8390(dev); | ||
666 | |||
667 | ei_status.name = "AX88796"; | ||
668 | ei_status.tx_start_page = start_page; | ||
669 | ei_status.stop_page = stop_page; | ||
670 | ei_status.word16 = (ax->plat->wordlength == 2); | ||
671 | ei_status.rx_start_page = start_page + TX_PAGES; | ||
672 | |||
673 | #ifdef PACKETBUF_MEMSIZE | ||
674 | /* Allow the packet buffer size to be overridden by know-it-alls. */ | ||
675 | ei_status.stop_page = ei_status.tx_start_page + PACKETBUF_MEMSIZE; | ||
676 | #endif | ||
677 | |||
678 | ei_status.reset_8390 = &ax_reset_8390; | ||
679 | ei_status.block_input = &ax_block_input; | ||
680 | ei_status.block_output = &ax_block_output; | ||
681 | ei_status.get_8390_hdr = &ax_get_8390_hdr; | ||
682 | ei_status.priv = 0; | ||
683 | |||
684 | dev->open = ax_open; | ||
685 | dev->stop = ax_close; | ||
686 | dev->do_ioctl = ax_ioctl; | ||
687 | dev->ethtool_ops = &ax_ethtool_ops; | ||
688 | |||
689 | ax->msg_enable = NETIF_MSG_LINK; | ||
690 | ax->mii.phy_id_mask = 0x1f; | ||
691 | ax->mii.reg_num_mask = 0x1f; | ||
692 | ax->mii.phy_id = 0x10; /* onboard phy */ | ||
693 | ax->mii.force_media = 0; | ||
694 | ax->mii.full_duplex = 0; | ||
695 | ax->mii.mdio_read = ax_phy_read; | ||
696 | ax->mii.mdio_write = ax_phy_write; | ||
697 | ax->mii.dev = dev; | ||
698 | |||
699 | #ifdef CONFIG_NET_POLL_CONTROLLER | ||
700 | dev->poll_controller = ax_ei_poll; | ||
701 | #endif | ||
702 | ax_NS8390_init(dev, 0); | ||
703 | |||
704 | if (first_init) { | ||
705 | printk("AX88796: %dbit, irq %d, %lx, MAC: ", | ||
706 | ei_status.word16 ? 16:8, dev->irq, dev->base_addr); | ||
707 | |||
708 | for (i = 0; i < ETHER_ADDR_LEN; i++) | ||
709 | printk("%2.2x%c", dev->dev_addr[i], | ||
710 | (i < (ETHER_ADDR_LEN-1) ? ':' : ' ')); | ||
711 | |||
712 | printk("\n"); | ||
713 | } | ||
714 | |||
715 | ret = register_netdev(dev); | ||
716 | if (ret) | ||
717 | goto out_irq; | ||
718 | |||
719 | return 0; | ||
720 | |||
721 | out_irq: | ||
722 | /* cleanup irq */ | ||
723 | free_irq(dev->irq, dev); | ||
724 | err_out: | ||
725 | return ret; | ||
726 | } | ||
727 | |||
728 | static int ax_remove(struct platform_device *_dev) | ||
729 | { | ||
730 | struct net_device *dev = platform_get_drvdata(_dev); | ||
731 | struct ax_device *ax; | ||
732 | |||
733 | ax = to_ax_dev(dev); | ||
734 | |||
735 | unregister_netdev(dev); | ||
736 | free_irq(dev->irq, dev); | ||
737 | |||
738 | iounmap(ei_status.mem); | ||
739 | release_resource(ax->mem); | ||
740 | kfree(ax->mem); | ||
741 | |||
742 | if (ax->map2) { | ||
743 | iounmap(ax->map2); | ||
744 | release_resource(ax->mem2); | ||
745 | kfree(ax->mem2); | ||
746 | } | ||
747 | |||
748 | free_netdev(dev); | ||
749 | |||
750 | return 0; | ||
751 | } | ||
752 | |||
753 | /* ax_probe | ||
754 | * | ||
755 | * This is the entry point when the platform device system uses to | ||
756 | * notify us of a new device to attach to. Allocate memory, find | ||
757 | * the resources and information passed, and map the necessary registers. | ||
758 | */ | ||
759 | |||
760 | static int ax_probe(struct platform_device *pdev) | ||
761 | { | ||
762 | struct net_device *dev; | ||
763 | struct ax_device *ax; | ||
764 | struct resource *res; | ||
765 | size_t size; | ||
766 | int ret; | ||
767 | |||
768 | dev = ax__alloc_ei_netdev(sizeof(struct ax_device)); | ||
769 | if (dev == NULL) | ||
770 | return -ENOMEM; | ||
771 | |||
772 | /* ok, let's setup our device */ | ||
773 | ax = to_ax_dev(dev); | ||
774 | |||
775 | memset(ax, 0, sizeof(struct ax_device)); | ||
776 | |||
777 | spin_lock_init(&ax->mii_lock); | ||
778 | |||
779 | ax->dev = pdev; | ||
780 | ax->plat = pdev->dev.platform_data; | ||
781 | platform_set_drvdata(pdev, dev); | ||
782 | |||
783 | ei_status.rxcr_base = ax->plat->rcr_val; | ||
784 | |||
785 | /* find the platform resources */ | ||
786 | |||
787 | dev->irq = platform_get_irq(pdev, 0); | ||
788 | if (dev->irq < 0) { | ||
789 | dev_err(&pdev->dev, "no IRQ specified\n"); | ||
790 | ret = -ENXIO; | ||
791 | goto exit_mem; | ||
792 | } | ||
793 | |||
794 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | ||
795 | if (res == NULL) { | ||
796 | dev_err(&pdev->dev, "no MEM specified\n"); | ||
797 | ret = -ENXIO; | ||
798 | goto exit_mem; | ||
799 | } | ||
800 | |||
801 | size = (res->end - res->start) + 1; | ||
802 | |||
803 | /* setup the register offsets from either the platform data | ||
804 | * or by using the size of the resource provided */ | ||
805 | |||
806 | if (ax->plat->reg_offsets) | ||
807 | ei_status.reg_offset = ax->plat->reg_offsets; | ||
808 | else { | ||
809 | ei_status.reg_offset = ax->reg_offsets; | ||
810 | for (ret = 0; ret < 0x18; ret++) | ||
811 | ax->reg_offsets[ret] = (size / 0x18) * ret; | ||
812 | } | ||
813 | |||
814 | ax->mem = request_mem_region(res->start, size, pdev->name); | ||
815 | if (ax->mem == NULL) { | ||
816 | dev_err(&pdev->dev, "cannot reserve registers\n"); | ||
817 | ret = -ENXIO; | ||
818 | goto exit_mem; | ||
819 | } | ||
820 | |||
821 | ei_status.mem = ioremap(res->start, size); | ||
822 | dev->base_addr = (long)ei_status.mem; | ||
823 | |||
824 | if (ei_status.mem == NULL) { | ||
825 | dev_err(&pdev->dev, "Cannot ioremap area (%08zx,%08zx)\n", | ||
826 | res->start, res->end); | ||
827 | |||
828 | ret = -ENXIO; | ||
829 | goto exit_req; | ||
830 | } | ||
831 | |||
832 | /* look for reset area */ | ||
833 | |||
834 | res = platform_get_resource(pdev, IORESOURCE_MEM, 1); | ||
835 | if (res == NULL) { | ||
836 | if (!ax->plat->reg_offsets) { | ||
837 | for (ret = 0; ret < 0x20; ret++) | ||
838 | ax->reg_offsets[ret] = (size / 0x20) * ret; | ||
839 | } | ||
840 | |||
841 | ax->map2 = NULL; | ||
842 | } else { | ||
843 | size = (res->end - res->start) + 1; | ||
844 | |||
845 | ax->mem2 = request_mem_region(res->start, size, pdev->name); | ||
846 | if (ax->mem == NULL) { | ||
847 | dev_err(&pdev->dev, "cannot reserve registers\n"); | ||
848 | ret = -ENXIO; | ||
849 | goto exit_mem1; | ||
850 | } | ||
851 | |||
852 | ax->map2 = ioremap(res->start, size); | ||
853 | if (ax->map2 == NULL) { | ||
854 | dev_err(&pdev->dev, "cannot map reset register"); | ||
855 | ret = -ENXIO; | ||
856 | goto exit_mem2; | ||
857 | } | ||
858 | |||
859 | ei_status.reg_offset[0x1f] = ax->map2 - ei_status.mem; | ||
860 | } | ||
861 | |||
862 | /* got resources, now initialise and register device */ | ||
863 | |||
864 | ret = ax_init_dev(dev, 1); | ||
865 | if (!ret) | ||
866 | return 0; | ||
867 | |||
868 | if (ax->map2 == NULL) | ||
869 | goto exit_mem1; | ||
870 | |||
871 | iounmap(ax->map2); | ||
872 | |||
873 | exit_mem2: | ||
874 | release_resource(ax->mem2); | ||
875 | kfree(ax->mem2); | ||
876 | |||
877 | exit_mem1: | ||
878 | iounmap(ei_status.mem); | ||
879 | |||
880 | exit_req: | ||
881 | release_resource(ax->mem); | ||
882 | kfree(ax->mem); | ||
883 | |||
884 | exit_mem: | ||
885 | free_netdev(dev); | ||
886 | |||
887 | return ret; | ||
888 | } | ||
889 | |||
890 | /* suspend and resume */ | ||
891 | |||
892 | #ifdef CONFIG_PM | ||
893 | static int ax_suspend(struct platform_device *dev, pm_message_t state) | ||
894 | { | ||
895 | struct net_device *ndev = platform_get_drvdata(dev); | ||
896 | struct ax_device *ax = to_ax_dev(ndev); | ||
897 | |||
898 | ax->resume_open = ax->running; | ||
899 | |||
900 | netif_device_detach(ndev); | ||
901 | ax_close(ndev); | ||
902 | |||
903 | return 0; | ||
904 | } | ||
905 | |||
906 | static int ax_resume(struct platform_device *pdev) | ||
907 | { | ||
908 | struct net_device *ndev = platform_get_drvdata(pdev); | ||
909 | struct ax_device *ax = to_ax_dev(ndev); | ||
910 | |||
911 | ax_initial_setup(ndev, netdev_priv(ndev)); | ||
912 | ax_NS8390_init(ndev, ax->resume_open); | ||
913 | netif_device_attach(ndev); | ||
914 | |||
915 | if (ax->resume_open) | ||
916 | ax_open(ndev); | ||
917 | |||
918 | return 0; | ||
919 | } | ||
920 | |||
921 | #else | ||
922 | #define ax_suspend NULL | ||
923 | #define ax_resume NULL | ||
924 | #endif | ||
925 | |||
926 | static struct platform_driver axdrv = { | ||
927 | .driver = { | ||
928 | .name = "ax88796", | ||
929 | .owner = THIS_MODULE, | ||
930 | }, | ||
931 | .probe = ax_probe, | ||
932 | .remove = ax_remove, | ||
933 | .suspend = ax_suspend, | ||
934 | .resume = ax_resume, | ||
935 | }; | ||
936 | |||
937 | static int __init axdrv_init(void) | ||
938 | { | ||
939 | return platform_driver_register(&axdrv); | ||
940 | } | ||
941 | |||
942 | static void __exit axdrv_exit(void) | ||
943 | { | ||
944 | platform_driver_unregister(&axdrv); | ||
945 | } | ||
946 | |||
947 | module_init(axdrv_init); | ||
948 | module_exit(axdrv_exit); | ||
949 | |||
950 | MODULE_DESCRIPTION("AX88796 10/100 Ethernet platform driver"); | ||
951 | MODULE_AUTHOR("Ben Dooks, <ben@simtec.co.uk>"); | ||
952 | MODULE_LICENSE("GPL v2"); | ||