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1/*****************************************************************************
2 * *
3 * File: common.h *
4 * $Revision: 1.5 $ *
5 * $Date: 2005/03/23 07:41:27 $ *
6 * Description: *
7 * part of the Chelsio 10Gb Ethernet Driver. *
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 * You should have received a copy of the GNU General Public License along *
14 * with this program; if not, write to the Free Software Foundation, Inc., *
15 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
16 * *
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED *
18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF *
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. *
20 * *
21 * http://www.chelsio.com *
22 * *
23 * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
24 * All rights reserved. *
25 * *
26 * Maintainers: maintainers@chelsio.com *
27 * *
28 * Authors: Dimitrios Michailidis <dm@chelsio.com> *
29 * Tina Yang <tainay@chelsio.com> *
30 * Felix Marti <felix@chelsio.com> *
31 * Scott Bardone <sbardone@chelsio.com> *
32 * Kurt Ottaway <kottaway@chelsio.com> *
33 * Frank DiMambro <frank@chelsio.com> *
34 * *
35 * History: *
36 * *
37 ****************************************************************************/
38
39#ifndef CHELSIO_COMMON_H
40#define CHELSIO_COMMON_H
41
42#define DIMOF(x) (sizeof(x)/sizeof(x[0]))
43
44#define NMTUS 8
45#define MAX_NPORTS 4
46#define TCB_SIZE 128
47
48enum {
49 CHBT_BOARD_7500,
50 CHBT_BOARD_8000,
51 CHBT_BOARD_CHT101,
52 CHBT_BOARD_CHT110,
53 CHBT_BOARD_CHT210,
54 CHBT_BOARD_CHT204,
55 CHBT_BOARD_N110,
56 CHBT_BOARD_N210,
57 CHBT_BOARD_COUGAR,
58 CHBT_BOARD_6800,
59 CHBT_BOARD_SIMUL
60};
61
62enum {
63 CHBT_TERM_FPGA,
64 CHBT_TERM_T1,
65 CHBT_TERM_T2,
66 CHBT_TERM_T3
67};
68
69enum {
70 CHBT_MAC_CHELSIO_A,
71 CHBT_MAC_IXF1010,
72 CHBT_MAC_PM3393,
73 CHBT_MAC_VSC7321,
74 CHBT_MAC_DUMMY
75};
76
77enum {
78 CHBT_PHY_88E1041,
79 CHBT_PHY_88E1111,
80 CHBT_PHY_88X2010,
81 CHBT_PHY_XPAK,
82 CHBT_PHY_MY3126,
83 CHBT_PHY_DUMMY
84};
85
86enum {
87 PAUSE_RX = 1,
88 PAUSE_TX = 2,
89 PAUSE_AUTONEG = 4
90};
91
92/* Revisions of T1 chip */
93#define TERM_T1A 0
94#define TERM_T1B 1
95#define TERM_T2 3
96
97struct tp_params {
98 unsigned int pm_size;
99 unsigned int cm_size;
100 unsigned int pm_rx_base;
101 unsigned int pm_tx_base;
102 unsigned int pm_rx_pg_size;
103 unsigned int pm_tx_pg_size;
104 unsigned int pm_rx_num_pgs;
105 unsigned int pm_tx_num_pgs;
106 unsigned int use_5tuple_mode;
107};
108
109struct sge_params {
110 unsigned int cmdQ_size[2];
111 unsigned int freelQ_size[2];
112 unsigned int large_buf_capacity;
113 unsigned int rx_coalesce_usecs;
114 unsigned int last_rx_coalesce_raw;
115 unsigned int default_rx_coalesce_usecs;
116 unsigned int sample_interval_usecs;
117 unsigned int coalesce_enable;
118 unsigned int polling;
119};
120
121struct mc5_params {
122 unsigned int mode; /* selects MC5 width */
123 unsigned int nservers; /* size of server region */
124 unsigned int nroutes; /* size of routing region */
125};
126
127/* Default MC5 region sizes */
128#define DEFAULT_SERVER_REGION_LEN 256
129#define DEFAULT_RT_REGION_LEN 1024
130
131struct pci_params {
132 unsigned short speed;
133 unsigned char width;
134 unsigned char is_pcix;
135};
136
137struct adapter_params {
138 struct sge_params sge;
139 struct mc5_params mc5;
140 struct tp_params tp;
141 struct pci_params pci;
142
143 const struct board_info *brd_info;
144
145 unsigned short mtus[NMTUS];
146 unsigned int nports; /* # of ethernet ports */
147 unsigned int stats_update_period;
148 unsigned short chip_revision;
149 unsigned char chip_version;
150 unsigned char is_asic;
151};
152
153struct pci_err_cnt {
154 unsigned int master_parity_err;
155 unsigned int sig_target_abort;
156 unsigned int rcv_target_abort;
157 unsigned int rcv_master_abort;
158 unsigned int sig_sys_err;
159 unsigned int det_parity_err;
160 unsigned int pio_parity_err;
161 unsigned int wf_parity_err;
162 unsigned int rf_parity_err;
163 unsigned int cf_parity_err;
164};
165
166struct link_config {
167 unsigned int supported; /* link capabilities */
168 unsigned int advertising; /* advertised capabilities */
169 unsigned short requested_speed; /* speed user has requested */
170 unsigned short speed; /* actual link speed */
171 unsigned char requested_duplex; /* duplex user has requested */
172 unsigned char duplex; /* actual link duplex */
173 unsigned char requested_fc; /* flow control user has requested */
174 unsigned char fc; /* actual link flow control */
175 unsigned char autoneg; /* autonegotiating? */
176};
177
178#define SPEED_INVALID 0xffff
179#define DUPLEX_INVALID 0xff
180
181struct mdio_ops;
182struct gmac;
183struct gphy;
184
185struct board_info {
186 unsigned char board;
187 unsigned char port_number;
188 unsigned long caps;
189 unsigned char chip_term;
190 unsigned char chip_mac;
191 unsigned char chip_phy;
192 unsigned int clock_core;
193 unsigned int clock_mc3;
194 unsigned int clock_mc4;
195 unsigned int espi_nports;
196 unsigned int clock_cspi;
197 unsigned int clock_elmer0;
198 unsigned char mdio_mdien;
199 unsigned char mdio_mdiinv;
200 unsigned char mdio_mdc;
201 unsigned char mdio_phybaseaddr;
202 struct gmac *gmac;
203 struct gphy *gphy;
204 struct mdio_ops *mdio_ops;
205 const char *desc;
206};
207
208#include "osdep.h"
209
210#ifndef PCI_VENDOR_ID_CHELSIO
211#define PCI_VENDOR_ID_CHELSIO 0x1425
212#endif
213
214extern struct pci_device_id t1_pci_tbl[];
215
216static inline int t1_is_asic(const adapter_t *adapter)
217{
218 return adapter->params.is_asic;
219}
220
221static inline int adapter_matches_type(const adapter_t *adapter,
222 int version, int revision)
223{
224 return adapter->params.chip_version == version &&
225 adapter->params.chip_revision == revision;
226}
227
228#define t1_is_T1B(adap) adapter_matches_type(adap, CHBT_TERM_T1, TERM_T1B)
229#define is_T2(adap) adapter_matches_type(adap, CHBT_TERM_T2, TERM_T2)
230
231/* Returns true if an adapter supports VLAN acceleration and TSO */
232static inline int vlan_tso_capable(const adapter_t *adapter)
233{
234 return !t1_is_T1B(adapter);
235}
236
237#define for_each_port(adapter, iter) \
238 for (iter = 0; iter < (adapter)->params.nports; ++iter)
239
240#define board_info(adapter) ((adapter)->params.brd_info)
241#define is_10G(adapter) (board_info(adapter)->caps & SUPPORTED_10000baseT_Full)
242
243static inline unsigned int core_ticks_per_usec(const adapter_t *adap)
244{
245 return board_info(adap)->clock_core / 1000000;
246}
247
248int t1_tpi_write(adapter_t *adapter, u32 addr, u32 value);
249int t1_tpi_read(adapter_t *adapter, u32 addr, u32 *value);
250
251void t1_interrupts_enable(adapter_t *adapter);
252void t1_interrupts_disable(adapter_t *adapter);
253void t1_interrupts_clear(adapter_t *adapter);
254int elmer0_ext_intr_handler(adapter_t *adapter);
255int t1_slow_intr_handler(adapter_t *adapter);
256
257int t1_link_start(struct cphy *phy, struct cmac *mac, struct link_config *lc);
258const struct board_info *t1_get_board_info(unsigned int board_id);
259const struct board_info *t1_get_board_info_from_ids(unsigned int devid,
260 unsigned short ssid);
261int t1_seeprom_read(adapter_t *adapter, u32 addr, u32 *data);
262int t1_get_board_rev(adapter_t *adapter, const struct board_info *bi,
263 struct adapter_params *p);
264int t1_init_hw_modules(adapter_t *adapter);
265int t1_init_sw_modules(adapter_t *adapter, const struct board_info *bi);
266void t1_free_sw_modules(adapter_t *adapter);
267void t1_fatal_err(adapter_t *adapter);
268#endif
269
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