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3d396eb1 AK |
1 | /* |
2 | * Copyright (C) 2003 - 2006 NetXen, Inc. | |
3 | * All rights reserved. | |
80922fbc | 4 | * |
3d396eb1 AK |
5 | * This program is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU General Public License | |
7 | * as published by the Free Software Foundation; either version 2 | |
8 | * of the License, or (at your option) any later version. | |
cb8011ad | 9 | * |
3d396eb1 AK |
10 | * This program is distributed in the hope that it will be useful, but |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
cb8011ad | 14 | * |
3d396eb1 AK |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
18 | * MA 02111-1307, USA. | |
80922fbc | 19 | * |
3d396eb1 AK |
20 | * The full GNU General Public License is included in this distribution |
21 | * in the file called LICENSE. | |
80922fbc | 22 | * |
3d396eb1 AK |
23 | * Contact Information: |
24 | * info@netxen.com | |
25 | * NetXen, | |
26 | * 3965 Freedom Circle, Fourth floor, | |
27 | * Santa Clara, CA 95054 | |
28 | * | |
29 | * | |
30 | * Source file for NIC routines to access the Phantom hardware | |
31 | * | |
32 | */ | |
33 | ||
34 | #include "netxen_nic.h" | |
35 | #include "netxen_nic_hw.h" | |
36 | #include "netxen_nic_phan_reg.h" | |
37 | ||
3176ff3e | 38 | |
c9bdd4b5 ACM |
39 | #include <net/ip.h> |
40 | ||
3ce06a32 DP |
41 | #define MASK(n) ((1ULL<<(n))-1) |
42 | #define MN_WIN(addr) (((addr & 0x1fc0000) >> 1) | ((addr >> 25) & 0x3ff)) | |
43 | #define OCM_WIN(addr) (((addr & 0x1ff0000) >> 1) | ((addr >> 25) & 0x3ff)) | |
44 | #define MS_WIN(addr) (addr & 0x0ffc0000) | |
45 | ||
46 | #define GET_MEM_OFFS_2M(addr) (addr & MASK(18)) | |
47 | ||
48 | #define CRB_BLK(off) ((off >> 20) & 0x3f) | |
49 | #define CRB_SUBBLK(off) ((off >> 16) & 0xf) | |
50 | #define CRB_WINDOW_2M (0x130060) | |
51 | #define CRB_HI(off) ((crb_hub_agt[CRB_BLK(off)] << 20) | ((off) & 0xf0000)) | |
52 | #define CRB_INDIRECT_2M (0x1e0000UL) | |
53 | ||
54 | #define CRB_WIN_LOCK_TIMEOUT 100000000 | |
55 | static crb_128M_2M_block_map_t crb_128M_2M_map[64] = { | |
56 | {{{0, 0, 0, 0} } }, /* 0: PCI */ | |
57 | {{{1, 0x0100000, 0x0102000, 0x120000}, /* 1: PCIE */ | |
58 | {1, 0x0110000, 0x0120000, 0x130000}, | |
59 | {1, 0x0120000, 0x0122000, 0x124000}, | |
60 | {1, 0x0130000, 0x0132000, 0x126000}, | |
61 | {1, 0x0140000, 0x0142000, 0x128000}, | |
62 | {1, 0x0150000, 0x0152000, 0x12a000}, | |
63 | {1, 0x0160000, 0x0170000, 0x110000}, | |
64 | {1, 0x0170000, 0x0172000, 0x12e000}, | |
65 | {0, 0x0000000, 0x0000000, 0x000000}, | |
66 | {0, 0x0000000, 0x0000000, 0x000000}, | |
67 | {0, 0x0000000, 0x0000000, 0x000000}, | |
68 | {0, 0x0000000, 0x0000000, 0x000000}, | |
69 | {0, 0x0000000, 0x0000000, 0x000000}, | |
70 | {0, 0x0000000, 0x0000000, 0x000000}, | |
71 | {1, 0x01e0000, 0x01e0800, 0x122000}, | |
72 | {0, 0x0000000, 0x0000000, 0x000000} } }, | |
73 | {{{1, 0x0200000, 0x0210000, 0x180000} } },/* 2: MN */ | |
74 | {{{0, 0, 0, 0} } }, /* 3: */ | |
75 | {{{1, 0x0400000, 0x0401000, 0x169000} } },/* 4: P2NR1 */ | |
76 | {{{1, 0x0500000, 0x0510000, 0x140000} } },/* 5: SRE */ | |
77 | {{{1, 0x0600000, 0x0610000, 0x1c0000} } },/* 6: NIU */ | |
78 | {{{1, 0x0700000, 0x0704000, 0x1b8000} } },/* 7: QM */ | |
79 | {{{1, 0x0800000, 0x0802000, 0x170000}, /* 8: SQM0 */ | |
80 | {0, 0x0000000, 0x0000000, 0x000000}, | |
81 | {0, 0x0000000, 0x0000000, 0x000000}, | |
82 | {0, 0x0000000, 0x0000000, 0x000000}, | |
83 | {0, 0x0000000, 0x0000000, 0x000000}, | |
84 | {0, 0x0000000, 0x0000000, 0x000000}, | |
85 | {0, 0x0000000, 0x0000000, 0x000000}, | |
86 | {0, 0x0000000, 0x0000000, 0x000000}, | |
87 | {0, 0x0000000, 0x0000000, 0x000000}, | |
88 | {0, 0x0000000, 0x0000000, 0x000000}, | |
89 | {0, 0x0000000, 0x0000000, 0x000000}, | |
90 | {0, 0x0000000, 0x0000000, 0x000000}, | |
91 | {0, 0x0000000, 0x0000000, 0x000000}, | |
92 | {0, 0x0000000, 0x0000000, 0x000000}, | |
93 | {0, 0x0000000, 0x0000000, 0x000000}, | |
94 | {1, 0x08f0000, 0x08f2000, 0x172000} } }, | |
95 | {{{1, 0x0900000, 0x0902000, 0x174000}, /* 9: SQM1*/ | |
96 | {0, 0x0000000, 0x0000000, 0x000000}, | |
97 | {0, 0x0000000, 0x0000000, 0x000000}, | |
98 | {0, 0x0000000, 0x0000000, 0x000000}, | |
99 | {0, 0x0000000, 0x0000000, 0x000000}, | |
100 | {0, 0x0000000, 0x0000000, 0x000000}, | |
101 | {0, 0x0000000, 0x0000000, 0x000000}, | |
102 | {0, 0x0000000, 0x0000000, 0x000000}, | |
103 | {0, 0x0000000, 0x0000000, 0x000000}, | |
104 | {0, 0x0000000, 0x0000000, 0x000000}, | |
105 | {0, 0x0000000, 0x0000000, 0x000000}, | |
106 | {0, 0x0000000, 0x0000000, 0x000000}, | |
107 | {0, 0x0000000, 0x0000000, 0x000000}, | |
108 | {0, 0x0000000, 0x0000000, 0x000000}, | |
109 | {0, 0x0000000, 0x0000000, 0x000000}, | |
110 | {1, 0x09f0000, 0x09f2000, 0x176000} } }, | |
111 | {{{0, 0x0a00000, 0x0a02000, 0x178000}, /* 10: SQM2*/ | |
112 | {0, 0x0000000, 0x0000000, 0x000000}, | |
113 | {0, 0x0000000, 0x0000000, 0x000000}, | |
114 | {0, 0x0000000, 0x0000000, 0x000000}, | |
115 | {0, 0x0000000, 0x0000000, 0x000000}, | |
116 | {0, 0x0000000, 0x0000000, 0x000000}, | |
117 | {0, 0x0000000, 0x0000000, 0x000000}, | |
118 | {0, 0x0000000, 0x0000000, 0x000000}, | |
119 | {0, 0x0000000, 0x0000000, 0x000000}, | |
120 | {0, 0x0000000, 0x0000000, 0x000000}, | |
121 | {0, 0x0000000, 0x0000000, 0x000000}, | |
122 | {0, 0x0000000, 0x0000000, 0x000000}, | |
123 | {0, 0x0000000, 0x0000000, 0x000000}, | |
124 | {0, 0x0000000, 0x0000000, 0x000000}, | |
125 | {0, 0x0000000, 0x0000000, 0x000000}, | |
126 | {1, 0x0af0000, 0x0af2000, 0x17a000} } }, | |
127 | {{{0, 0x0b00000, 0x0b02000, 0x17c000}, /* 11: SQM3*/ | |
128 | {0, 0x0000000, 0x0000000, 0x000000}, | |
129 | {0, 0x0000000, 0x0000000, 0x000000}, | |
130 | {0, 0x0000000, 0x0000000, 0x000000}, | |
131 | {0, 0x0000000, 0x0000000, 0x000000}, | |
132 | {0, 0x0000000, 0x0000000, 0x000000}, | |
133 | {0, 0x0000000, 0x0000000, 0x000000}, | |
134 | {0, 0x0000000, 0x0000000, 0x000000}, | |
135 | {0, 0x0000000, 0x0000000, 0x000000}, | |
136 | {0, 0x0000000, 0x0000000, 0x000000}, | |
137 | {0, 0x0000000, 0x0000000, 0x000000}, | |
138 | {0, 0x0000000, 0x0000000, 0x000000}, | |
139 | {0, 0x0000000, 0x0000000, 0x000000}, | |
140 | {0, 0x0000000, 0x0000000, 0x000000}, | |
141 | {0, 0x0000000, 0x0000000, 0x000000}, | |
142 | {1, 0x0bf0000, 0x0bf2000, 0x17e000} } }, | |
143 | {{{1, 0x0c00000, 0x0c04000, 0x1d4000} } },/* 12: I2Q */ | |
144 | {{{1, 0x0d00000, 0x0d04000, 0x1a4000} } },/* 13: TMR */ | |
145 | {{{1, 0x0e00000, 0x0e04000, 0x1a0000} } },/* 14: ROMUSB */ | |
146 | {{{1, 0x0f00000, 0x0f01000, 0x164000} } },/* 15: PEG4 */ | |
147 | {{{0, 0x1000000, 0x1004000, 0x1a8000} } },/* 16: XDMA */ | |
148 | {{{1, 0x1100000, 0x1101000, 0x160000} } },/* 17: PEG0 */ | |
149 | {{{1, 0x1200000, 0x1201000, 0x161000} } },/* 18: PEG1 */ | |
150 | {{{1, 0x1300000, 0x1301000, 0x162000} } },/* 19: PEG2 */ | |
151 | {{{1, 0x1400000, 0x1401000, 0x163000} } },/* 20: PEG3 */ | |
152 | {{{1, 0x1500000, 0x1501000, 0x165000} } },/* 21: P2ND */ | |
153 | {{{1, 0x1600000, 0x1601000, 0x166000} } },/* 22: P2NI */ | |
154 | {{{0, 0, 0, 0} } }, /* 23: */ | |
155 | {{{0, 0, 0, 0} } }, /* 24: */ | |
156 | {{{0, 0, 0, 0} } }, /* 25: */ | |
157 | {{{0, 0, 0, 0} } }, /* 26: */ | |
158 | {{{0, 0, 0, 0} } }, /* 27: */ | |
159 | {{{0, 0, 0, 0} } }, /* 28: */ | |
160 | {{{1, 0x1d00000, 0x1d10000, 0x190000} } },/* 29: MS */ | |
161 | {{{1, 0x1e00000, 0x1e01000, 0x16a000} } },/* 30: P2NR2 */ | |
162 | {{{1, 0x1f00000, 0x1f10000, 0x150000} } },/* 31: EPG */ | |
163 | {{{0} } }, /* 32: PCI */ | |
164 | {{{1, 0x2100000, 0x2102000, 0x120000}, /* 33: PCIE */ | |
165 | {1, 0x2110000, 0x2120000, 0x130000}, | |
166 | {1, 0x2120000, 0x2122000, 0x124000}, | |
167 | {1, 0x2130000, 0x2132000, 0x126000}, | |
168 | {1, 0x2140000, 0x2142000, 0x128000}, | |
169 | {1, 0x2150000, 0x2152000, 0x12a000}, | |
170 | {1, 0x2160000, 0x2170000, 0x110000}, | |
171 | {1, 0x2170000, 0x2172000, 0x12e000}, | |
172 | {0, 0x0000000, 0x0000000, 0x000000}, | |
173 | {0, 0x0000000, 0x0000000, 0x000000}, | |
174 | {0, 0x0000000, 0x0000000, 0x000000}, | |
175 | {0, 0x0000000, 0x0000000, 0x000000}, | |
176 | {0, 0x0000000, 0x0000000, 0x000000}, | |
177 | {0, 0x0000000, 0x0000000, 0x000000}, | |
178 | {0, 0x0000000, 0x0000000, 0x000000}, | |
179 | {0, 0x0000000, 0x0000000, 0x000000} } }, | |
180 | {{{1, 0x2200000, 0x2204000, 0x1b0000} } },/* 34: CAM */ | |
181 | {{{0} } }, /* 35: */ | |
182 | {{{0} } }, /* 36: */ | |
183 | {{{0} } }, /* 37: */ | |
184 | {{{0} } }, /* 38: */ | |
185 | {{{0} } }, /* 39: */ | |
186 | {{{1, 0x2800000, 0x2804000, 0x1a4000} } },/* 40: TMR */ | |
187 | {{{1, 0x2900000, 0x2901000, 0x16b000} } },/* 41: P2NR3 */ | |
188 | {{{1, 0x2a00000, 0x2a00400, 0x1ac400} } },/* 42: RPMX1 */ | |
189 | {{{1, 0x2b00000, 0x2b00400, 0x1ac800} } },/* 43: RPMX2 */ | |
190 | {{{1, 0x2c00000, 0x2c00400, 0x1acc00} } },/* 44: RPMX3 */ | |
191 | {{{1, 0x2d00000, 0x2d00400, 0x1ad000} } },/* 45: RPMX4 */ | |
192 | {{{1, 0x2e00000, 0x2e00400, 0x1ad400} } },/* 46: RPMX5 */ | |
193 | {{{1, 0x2f00000, 0x2f00400, 0x1ad800} } },/* 47: RPMX6 */ | |
194 | {{{1, 0x3000000, 0x3000400, 0x1adc00} } },/* 48: RPMX7 */ | |
195 | {{{0, 0x3100000, 0x3104000, 0x1a8000} } },/* 49: XDMA */ | |
196 | {{{1, 0x3200000, 0x3204000, 0x1d4000} } },/* 50: I2Q */ | |
197 | {{{1, 0x3300000, 0x3304000, 0x1a0000} } },/* 51: ROMUSB */ | |
198 | {{{0} } }, /* 52: */ | |
199 | {{{1, 0x3500000, 0x3500400, 0x1ac000} } },/* 53: RPMX0 */ | |
200 | {{{1, 0x3600000, 0x3600400, 0x1ae000} } },/* 54: RPMX8 */ | |
201 | {{{1, 0x3700000, 0x3700400, 0x1ae400} } },/* 55: RPMX9 */ | |
202 | {{{1, 0x3800000, 0x3804000, 0x1d0000} } },/* 56: OCM0 */ | |
203 | {{{1, 0x3900000, 0x3904000, 0x1b4000} } },/* 57: CRYPTO */ | |
204 | {{{1, 0x3a00000, 0x3a04000, 0x1d8000} } },/* 58: SMB */ | |
205 | {{{0} } }, /* 59: I2C0 */ | |
206 | {{{0} } }, /* 60: I2C1 */ | |
207 | {{{1, 0x3d00000, 0x3d04000, 0x1d8000} } },/* 61: LPC */ | |
208 | {{{1, 0x3e00000, 0x3e01000, 0x167000} } },/* 62: P2NC */ | |
209 | {{{1, 0x3f00000, 0x3f01000, 0x168000} } } /* 63: P2NR0 */ | |
210 | }; | |
211 | ||
212 | /* | |
213 | * top 12 bits of crb internal address (hub, agent) | |
214 | */ | |
215 | static unsigned crb_hub_agt[64] = | |
216 | { | |
217 | 0, | |
218 | NETXEN_HW_CRB_HUB_AGT_ADR_PS, | |
219 | NETXEN_HW_CRB_HUB_AGT_ADR_MN, | |
220 | NETXEN_HW_CRB_HUB_AGT_ADR_MS, | |
221 | 0, | |
222 | NETXEN_HW_CRB_HUB_AGT_ADR_SRE, | |
223 | NETXEN_HW_CRB_HUB_AGT_ADR_NIU, | |
224 | NETXEN_HW_CRB_HUB_AGT_ADR_QMN, | |
225 | NETXEN_HW_CRB_HUB_AGT_ADR_SQN0, | |
226 | NETXEN_HW_CRB_HUB_AGT_ADR_SQN1, | |
227 | NETXEN_HW_CRB_HUB_AGT_ADR_SQN2, | |
228 | NETXEN_HW_CRB_HUB_AGT_ADR_SQN3, | |
229 | NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, | |
230 | NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, | |
231 | NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, | |
232 | NETXEN_HW_CRB_HUB_AGT_ADR_PGN4, | |
233 | NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, | |
234 | NETXEN_HW_CRB_HUB_AGT_ADR_PGN0, | |
235 | NETXEN_HW_CRB_HUB_AGT_ADR_PGN1, | |
236 | NETXEN_HW_CRB_HUB_AGT_ADR_PGN2, | |
237 | NETXEN_HW_CRB_HUB_AGT_ADR_PGN3, | |
238 | NETXEN_HW_CRB_HUB_AGT_ADR_PGND, | |
239 | NETXEN_HW_CRB_HUB_AGT_ADR_PGNI, | |
240 | NETXEN_HW_CRB_HUB_AGT_ADR_PGS0, | |
241 | NETXEN_HW_CRB_HUB_AGT_ADR_PGS1, | |
242 | NETXEN_HW_CRB_HUB_AGT_ADR_PGS2, | |
243 | NETXEN_HW_CRB_HUB_AGT_ADR_PGS3, | |
244 | 0, | |
245 | NETXEN_HW_CRB_HUB_AGT_ADR_PGSI, | |
246 | NETXEN_HW_CRB_HUB_AGT_ADR_SN, | |
247 | 0, | |
248 | NETXEN_HW_CRB_HUB_AGT_ADR_EG, | |
249 | 0, | |
250 | NETXEN_HW_CRB_HUB_AGT_ADR_PS, | |
251 | NETXEN_HW_CRB_HUB_AGT_ADR_CAM, | |
252 | 0, | |
253 | 0, | |
254 | 0, | |
255 | 0, | |
256 | 0, | |
257 | NETXEN_HW_CRB_HUB_AGT_ADR_TIMR, | |
258 | 0, | |
259 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX1, | |
260 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX2, | |
261 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX3, | |
262 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX4, | |
263 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX5, | |
264 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX6, | |
265 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX7, | |
266 | NETXEN_HW_CRB_HUB_AGT_ADR_XDMA, | |
267 | NETXEN_HW_CRB_HUB_AGT_ADR_I2Q, | |
268 | NETXEN_HW_CRB_HUB_AGT_ADR_ROMUSB, | |
269 | 0, | |
270 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX0, | |
271 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX8, | |
272 | NETXEN_HW_CRB_HUB_AGT_ADR_RPMX9, | |
273 | NETXEN_HW_CRB_HUB_AGT_ADR_OCM0, | |
274 | 0, | |
275 | NETXEN_HW_CRB_HUB_AGT_ADR_SMB, | |
276 | NETXEN_HW_CRB_HUB_AGT_ADR_I2C0, | |
277 | NETXEN_HW_CRB_HUB_AGT_ADR_I2C1, | |
278 | 0, | |
279 | NETXEN_HW_CRB_HUB_AGT_ADR_PGNC, | |
280 | 0, | |
281 | }; | |
282 | ||
3d396eb1 AK |
283 | /* PCI Windowing for DDR regions. */ |
284 | ||
285 | #define ADDR_IN_RANGE(addr, low, high) \ | |
286 | (((addr) <= (high)) && ((addr) >= (low))) | |
287 | ||
ed25ffa1 | 288 | #define NETXEN_MAX_MTU 8000 + NETXEN_ENET_HEADER_SIZE + NETXEN_ETH_FCS_SIZE |
cb8011ad | 289 | #define NETXEN_MIN_MTU 64 |
3d396eb1 AK |
290 | #define NETXEN_ETH_FCS_SIZE 4 |
291 | #define NETXEN_ENET_HEADER_SIZE 14 | |
3ce06a32 | 292 | #define NETXEN_WINDOW_ONE 0x2000000 /*CRB Window: bit 25 of CRB address */ |
3d396eb1 AK |
293 | #define NETXEN_FIRMWARE_LEN ((16 * 1024) / 4) |
294 | #define NETXEN_NIU_HDRSIZE (0x1 << 6) | |
295 | #define NETXEN_NIU_TLRSIZE (0x1 << 5) | |
296 | ||
cb8011ad AK |
297 | #define NETXEN_NIC_ZERO_PAUSE_ADDR 0ULL |
298 | #define NETXEN_NIC_UNIT_PAUSE_ADDR 0x200ULL | |
299 | #define NETXEN_NIC_EPG_PAUSE_ADDR1 0x2200010000c28001ULL | |
300 | #define NETXEN_NIC_EPG_PAUSE_ADDR2 0x0100088866554433ULL | |
301 | ||
302 | #define NETXEN_NIC_WINDOW_MARGIN 0x100000 | |
303 | ||
3d396eb1 AK |
304 | int netxen_nic_set_mac(struct net_device *netdev, void *p) |
305 | { | |
3176ff3e | 306 | struct netxen_adapter *adapter = netdev_priv(netdev); |
3d396eb1 AK |
307 | struct sockaddr *addr = p; |
308 | ||
309 | if (netif_running(netdev)) | |
310 | return -EBUSY; | |
311 | ||
312 | if (!is_valid_ether_addr(addr->sa_data)) | |
313 | return -EADDRNOTAVAIL; | |
314 | ||
3d396eb1 AK |
315 | memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); |
316 | ||
c9fc891f DP |
317 | /* For P3, MAC addr is not set in NIU */ |
318 | if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) | |
319 | if (adapter->macaddr_set) | |
320 | adapter->macaddr_set(adapter, addr->sa_data); | |
3d396eb1 AK |
321 | |
322 | return 0; | |
323 | } | |
324 | ||
623621b0 DP |
325 | #define NETXEN_UNICAST_ADDR(port, index) \ |
326 | (NETXEN_UNICAST_ADDR_BASE+(port*32)+(index*8)) | |
327 | #define NETXEN_MCAST_ADDR(port, index) \ | |
328 | (NETXEN_MULTICAST_ADDR_BASE+(port*0x80)+(index*8)) | |
329 | #define MAC_HI(addr) \ | |
330 | ((addr[2] << 16) | (addr[1] << 8) | (addr[0])) | |
331 | #define MAC_LO(addr) \ | |
332 | ((addr[5] << 16) | (addr[4] << 8) | (addr[3])) | |
333 | ||
334 | static int | |
335 | netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter) | |
336 | { | |
337 | u32 val = 0; | |
338 | u16 port = adapter->physical_port; | |
339 | u8 *addr = adapter->netdev->dev_addr; | |
340 | ||
341 | if (adapter->mc_enabled) | |
342 | return 0; | |
343 | ||
3ce06a32 | 344 | adapter->hw_read_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); |
623621b0 | 345 | val |= (1UL << (28+port)); |
3ce06a32 | 346 | adapter->hw_write_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); |
623621b0 DP |
347 | |
348 | /* add broadcast addr to filter */ | |
349 | val = 0xffffff; | |
350 | netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 0), val); | |
351 | netxen_crb_writelit_adapter(adapter, | |
352 | NETXEN_UNICAST_ADDR(port, 0)+4, val); | |
353 | ||
354 | /* add station addr to filter */ | |
355 | val = MAC_HI(addr); | |
356 | netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1), val); | |
357 | val = MAC_LO(addr); | |
358 | netxen_crb_writelit_adapter(adapter, | |
359 | NETXEN_UNICAST_ADDR(port, 1)+4, val); | |
360 | ||
361 | adapter->mc_enabled = 1; | |
362 | return 0; | |
363 | } | |
364 | ||
365 | static int | |
366 | netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter) | |
367 | { | |
368 | u32 val = 0; | |
369 | u16 port = adapter->physical_port; | |
370 | u8 *addr = adapter->netdev->dev_addr; | |
371 | ||
372 | if (!adapter->mc_enabled) | |
373 | return 0; | |
374 | ||
3ce06a32 | 375 | adapter->hw_read_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); |
623621b0 | 376 | val &= ~(1UL << (28+port)); |
3ce06a32 | 377 | adapter->hw_write_wx(adapter, NETXEN_MAC_ADDR_CNTL_REG, &val, 4); |
623621b0 DP |
378 | |
379 | val = MAC_HI(addr); | |
380 | netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 0), val); | |
381 | val = MAC_LO(addr); | |
382 | netxen_crb_writelit_adapter(adapter, | |
383 | NETXEN_UNICAST_ADDR(port, 0)+4, val); | |
384 | ||
385 | netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1), 0); | |
386 | netxen_crb_writelit_adapter(adapter, NETXEN_UNICAST_ADDR(port, 1)+4, 0); | |
387 | ||
388 | adapter->mc_enabled = 0; | |
389 | return 0; | |
390 | } | |
391 | ||
392 | static int | |
393 | netxen_nic_set_mcast_addr(struct netxen_adapter *adapter, | |
394 | int index, u8 *addr) | |
395 | { | |
396 | u32 hi = 0, lo = 0; | |
397 | u16 port = adapter->physical_port; | |
398 | ||
399 | lo = MAC_LO(addr); | |
400 | hi = MAC_HI(addr); | |
401 | ||
402 | netxen_crb_writelit_adapter(adapter, | |
403 | NETXEN_MCAST_ADDR(port, index), hi); | |
404 | netxen_crb_writelit_adapter(adapter, | |
405 | NETXEN_MCAST_ADDR(port, index)+4, lo); | |
406 | ||
407 | return 0; | |
408 | } | |
409 | ||
c9fc891f | 410 | void netxen_p2_nic_set_multi(struct net_device *netdev) |
3d396eb1 | 411 | { |
3176ff3e | 412 | struct netxen_adapter *adapter = netdev_priv(netdev); |
3d396eb1 | 413 | struct dev_mc_list *mc_ptr; |
623621b0 DP |
414 | u8 null_addr[6]; |
415 | int index = 0; | |
416 | ||
417 | memset(null_addr, 0, 6); | |
3d396eb1 | 418 | |
3d396eb1 | 419 | if (netdev->flags & IFF_PROMISC) { |
623621b0 DP |
420 | |
421 | adapter->set_promisc(adapter, | |
422 | NETXEN_NIU_PROMISC_MODE); | |
423 | ||
424 | /* Full promiscuous mode */ | |
425 | netxen_nic_disable_mcast_filter(adapter); | |
426 | ||
427 | return; | |
428 | } | |
429 | ||
430 | if (netdev->mc_count == 0) { | |
431 | adapter->set_promisc(adapter, | |
432 | NETXEN_NIU_NON_PROMISC_MODE); | |
433 | netxen_nic_disable_mcast_filter(adapter); | |
434 | return; | |
435 | } | |
436 | ||
437 | adapter->set_promisc(adapter, NETXEN_NIU_ALLMULTI_MODE); | |
438 | if (netdev->flags & IFF_ALLMULTI || | |
439 | netdev->mc_count > adapter->max_mc_count) { | |
440 | netxen_nic_disable_mcast_filter(adapter); | |
441 | return; | |
3d396eb1 | 442 | } |
623621b0 DP |
443 | |
444 | netxen_nic_enable_mcast_filter(adapter); | |
445 | ||
446 | for (mc_ptr = netdev->mc_list; mc_ptr; mc_ptr = mc_ptr->next, index++) | |
447 | netxen_nic_set_mcast_addr(adapter, index, mc_ptr->dmi_addr); | |
448 | ||
449 | if (index != netdev->mc_count) | |
450 | printk(KERN_WARNING "%s: %s multicast address count mismatch\n", | |
451 | netxen_nic_driver_name, netdev->name); | |
452 | ||
453 | /* Clear out remaining addresses */ | |
454 | for (; index < adapter->max_mc_count; index++) | |
455 | netxen_nic_set_mcast_addr(adapter, index, null_addr); | |
3d396eb1 AK |
456 | } |
457 | ||
c9fc891f DP |
458 | static int nx_p3_nic_add_mac(struct netxen_adapter *adapter, |
459 | u8 *addr, nx_mac_list_t **add_list, nx_mac_list_t **del_list) | |
460 | { | |
461 | nx_mac_list_t *cur, *prev; | |
462 | ||
463 | /* if in del_list, move it to adapter->mac_list */ | |
464 | for (cur = *del_list, prev = NULL; cur;) { | |
465 | if (memcmp(addr, cur->mac_addr, ETH_ALEN) == 0) { | |
466 | if (prev == NULL) | |
467 | *del_list = cur->next; | |
468 | else | |
469 | prev->next = cur->next; | |
470 | cur->next = adapter->mac_list; | |
471 | adapter->mac_list = cur; | |
472 | return 0; | |
473 | } | |
474 | prev = cur; | |
475 | cur = cur->next; | |
476 | } | |
477 | ||
478 | /* make sure to add each mac address only once */ | |
479 | for (cur = adapter->mac_list; cur; cur = cur->next) { | |
480 | if (memcmp(addr, cur->mac_addr, ETH_ALEN) == 0) | |
481 | return 0; | |
482 | } | |
483 | /* not in del_list, create new entry and add to add_list */ | |
484 | cur = kmalloc(sizeof(*cur), in_atomic()? GFP_ATOMIC : GFP_KERNEL); | |
485 | if (cur == NULL) { | |
486 | printk(KERN_ERR "%s: cannot allocate memory. MAC filtering may" | |
487 | "not work properly from now.\n", __func__); | |
488 | return -1; | |
489 | } | |
490 | ||
491 | memcpy(cur->mac_addr, addr, ETH_ALEN); | |
492 | cur->next = *add_list; | |
493 | *add_list = cur; | |
494 | return 0; | |
495 | } | |
496 | ||
497 | static int | |
498 | netxen_send_cmd_descs(struct netxen_adapter *adapter, | |
499 | struct cmd_desc_type0 *cmd_desc_arr, int nr_elements) | |
500 | { | |
501 | uint32_t i, producer; | |
502 | struct netxen_cmd_buffer *pbuf; | |
503 | struct cmd_desc_type0 *cmd_desc; | |
504 | ||
505 | if (nr_elements > MAX_PENDING_DESC_BLOCK_SIZE || nr_elements == 0) { | |
506 | printk(KERN_WARNING "%s: Too many command descriptors in a " | |
507 | "request\n", __func__); | |
508 | return -EINVAL; | |
509 | } | |
510 | ||
511 | i = 0; | |
512 | ||
513 | producer = adapter->cmd_producer; | |
514 | do { | |
515 | cmd_desc = &cmd_desc_arr[i]; | |
516 | ||
517 | pbuf = &adapter->cmd_buf_arr[producer]; | |
518 | pbuf->mss = 0; | |
519 | pbuf->total_length = 0; | |
520 | pbuf->skb = NULL; | |
521 | pbuf->cmd = 0; | |
522 | pbuf->frag_count = 0; | |
523 | pbuf->port = 0; | |
524 | ||
525 | /* adapter->ahw.cmd_desc_head[producer] = *cmd_desc; */ | |
526 | memcpy(&adapter->ahw.cmd_desc_head[producer], | |
527 | &cmd_desc_arr[i], sizeof(struct cmd_desc_type0)); | |
528 | ||
529 | producer = get_next_index(producer, | |
530 | adapter->max_tx_desc_count); | |
531 | i++; | |
532 | ||
533 | } while (i != nr_elements); | |
534 | ||
535 | adapter->cmd_producer = producer; | |
536 | ||
537 | /* write producer index to start the xmit */ | |
538 | ||
539 | netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer); | |
540 | ||
541 | return 0; | |
542 | } | |
543 | ||
544 | #define NIC_REQUEST 0x14 | |
545 | #define NETXEN_MAC_EVENT 0x1 | |
546 | ||
547 | static int nx_p3_sre_macaddr_change(struct net_device *dev, | |
548 | u8 *addr, unsigned op) | |
549 | { | |
550 | struct netxen_adapter *adapter = (struct netxen_adapter *)dev->priv; | |
551 | nx_nic_req_t req; | |
552 | nx_mac_req_t mac_req; | |
553 | int rv; | |
554 | ||
555 | memset(&req, 0, sizeof(nx_nic_req_t)); | |
556 | req.qhdr |= (NIC_REQUEST << 23); | |
557 | req.req_hdr |= NETXEN_MAC_EVENT; | |
558 | req.req_hdr |= ((u64)adapter->portnum << 16); | |
559 | mac_req.op = op; | |
560 | memcpy(&mac_req.mac_addr, addr, 6); | |
561 | req.words[0] = cpu_to_le64(*(u64 *)&mac_req); | |
562 | ||
563 | rv = netxen_send_cmd_descs(adapter, (struct cmd_desc_type0 *)&req, 1); | |
564 | if (rv != 0) { | |
565 | printk(KERN_ERR "ERROR. Could not send mac update\n"); | |
566 | return rv; | |
567 | } | |
568 | ||
569 | return 0; | |
570 | } | |
571 | ||
572 | void netxen_p3_nic_set_multi(struct net_device *netdev) | |
573 | { | |
574 | struct netxen_adapter *adapter = netdev_priv(netdev); | |
575 | nx_mac_list_t *cur, *next, *del_list, *add_list = NULL; | |
576 | struct dev_mc_list *mc_ptr; | |
577 | u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
578 | ||
579 | adapter->set_promisc(adapter, NETXEN_NIU_PROMISC_MODE); | |
580 | ||
581 | /* | |
582 | * Programming mac addresses will automaticly enabling L2 filtering. | |
583 | * HW will replace timestamp with L2 conid when L2 filtering is | |
584 | * enabled. This causes problem for LSA. Do not enabling L2 filtering | |
585 | * until that problem is fixed. | |
586 | */ | |
587 | if ((netdev->flags & IFF_PROMISC) || | |
588 | (netdev->mc_count > adapter->max_mc_count)) | |
589 | return; | |
590 | ||
591 | del_list = adapter->mac_list; | |
592 | adapter->mac_list = NULL; | |
593 | ||
594 | nx_p3_nic_add_mac(adapter, netdev->dev_addr, &add_list, &del_list); | |
595 | if (netdev->mc_count > 0) { | |
596 | nx_p3_nic_add_mac(adapter, bcast_addr, &add_list, &del_list); | |
597 | for (mc_ptr = netdev->mc_list; mc_ptr; | |
598 | mc_ptr = mc_ptr->next) { | |
599 | nx_p3_nic_add_mac(adapter, mc_ptr->dmi_addr, | |
600 | &add_list, &del_list); | |
601 | } | |
602 | } | |
603 | for (cur = del_list; cur;) { | |
604 | nx_p3_sre_macaddr_change(netdev, cur->mac_addr, NETXEN_MAC_DEL); | |
605 | next = cur->next; | |
606 | kfree(cur); | |
607 | cur = next; | |
608 | } | |
609 | for (cur = add_list; cur;) { | |
610 | nx_p3_sre_macaddr_change(netdev, cur->mac_addr, NETXEN_MAC_ADD); | |
611 | next = cur->next; | |
612 | cur->next = adapter->mac_list; | |
613 | adapter->mac_list = cur; | |
614 | cur = next; | |
615 | } | |
616 | } | |
617 | ||
3d396eb1 AK |
618 | /* |
619 | * netxen_nic_change_mtu - Change the Maximum Transfer Unit | |
620 | * @returns 0 on success, negative on failure | |
621 | */ | |
c9fc891f DP |
622 | |
623 | #define MTU_FUDGE_FACTOR 100 | |
624 | ||
3d396eb1 AK |
625 | int netxen_nic_change_mtu(struct net_device *netdev, int mtu) |
626 | { | |
3176ff3e | 627 | struct netxen_adapter *adapter = netdev_priv(netdev); |
c9fc891f | 628 | int max_mtu; |
3d396eb1 | 629 | |
c9fc891f DP |
630 | if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) |
631 | max_mtu = P3_MAX_MTU; | |
632 | else | |
633 | max_mtu = P2_MAX_MTU; | |
634 | ||
635 | if (mtu > max_mtu) { | |
636 | printk(KERN_ERR "%s: mtu > %d bytes unsupported\n", | |
637 | netdev->name, max_mtu); | |
3d396eb1 AK |
638 | return -EINVAL; |
639 | } | |
640 | ||
80922fbc | 641 | if (adapter->set_mtu) |
3176ff3e | 642 | adapter->set_mtu(adapter, mtu); |
3d396eb1 AK |
643 | netdev->mtu = mtu; |
644 | ||
c9fc891f DP |
645 | mtu += MTU_FUDGE_FACTOR; |
646 | if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) | |
647 | nx_fw_cmd_set_mtu(adapter, mtu); | |
648 | else if (adapter->set_mtu) | |
649 | adapter->set_mtu(adapter, mtu); | |
650 | ||
3d396eb1 AK |
651 | return 0; |
652 | } | |
653 | ||
3d396eb1 AK |
654 | void netxen_tso_check(struct netxen_adapter *adapter, |
655 | struct cmd_desc_type0 *desc, struct sk_buff *skb) | |
656 | { | |
657 | if (desc->mss) { | |
c9bdd4b5 | 658 | desc->total_hdr_length = (sizeof(struct ethhdr) + |
ab6a5bb6 | 659 | ip_hdrlen(skb) + tcp_hdrlen(skb)); |
ed25ffa1 | 660 | netxen_set_cmd_desc_opcode(desc, TX_TCP_LSO); |
c75e86b4 | 661 | } else if (skb->ip_summed == CHECKSUM_PARTIAL) { |
eddc9ec5 | 662 | if (ip_hdr(skb)->protocol == IPPROTO_TCP) { |
ed25ffa1 | 663 | netxen_set_cmd_desc_opcode(desc, TX_TCP_PKT); |
eddc9ec5 | 664 | } else if (ip_hdr(skb)->protocol == IPPROTO_UDP) { |
ed25ffa1 | 665 | netxen_set_cmd_desc_opcode(desc, TX_UDP_PKT); |
3d396eb1 AK |
666 | } else { |
667 | return; | |
668 | } | |
669 | } | |
ea2ae17d | 670 | desc->tcp_hdr_offset = skb_transport_offset(skb); |
bbe735e4 | 671 | desc->ip_hdr_offset = skb_network_offset(skb); |
3d396eb1 AK |
672 | } |
673 | ||
674 | int netxen_is_flash_supported(struct netxen_adapter *adapter) | |
675 | { | |
676 | const int locs[] = { 0, 0x4, 0x100, 0x4000, 0x4128 }; | |
677 | int addr, val01, val02, i, j; | |
678 | ||
679 | /* if the flash size less than 4Mb, make huge war cry and die */ | |
680 | for (j = 1; j < 4; j++) { | |
cb8011ad | 681 | addr = j * NETXEN_NIC_WINDOW_MARGIN; |
ff8ac609 | 682 | for (i = 0; i < ARRAY_SIZE(locs); i++) { |
3d396eb1 AK |
683 | if (netxen_rom_fast_read(adapter, locs[i], &val01) == 0 |
684 | && netxen_rom_fast_read(adapter, (addr + locs[i]), | |
685 | &val02) == 0) { | |
686 | if (val01 == val02) | |
687 | return -1; | |
688 | } else | |
689 | return -1; | |
690 | } | |
691 | } | |
692 | ||
693 | return 0; | |
694 | } | |
695 | ||
696 | static int netxen_get_flash_block(struct netxen_adapter *adapter, int base, | |
f305f789 | 697 | int size, __le32 * buf) |
3d396eb1 AK |
698 | { |
699 | int i, addr; | |
f305f789 AV |
700 | __le32 *ptr32; |
701 | u32 v; | |
3d396eb1 AK |
702 | |
703 | addr = base; | |
704 | ptr32 = buf; | |
705 | for (i = 0; i < size / sizeof(u32); i++) { | |
f305f789 | 706 | if (netxen_rom_fast_read(adapter, addr, &v) == -1) |
3d396eb1 | 707 | return -1; |
f305f789 | 708 | *ptr32 = cpu_to_le32(v); |
3d396eb1 AK |
709 | ptr32++; |
710 | addr += sizeof(u32); | |
711 | } | |
712 | if ((char *)buf + size > (char *)ptr32) { | |
f305f789 AV |
713 | __le32 local; |
714 | if (netxen_rom_fast_read(adapter, addr, &v) == -1) | |
3d396eb1 | 715 | return -1; |
f305f789 | 716 | local = cpu_to_le32(v); |
3d396eb1 AK |
717 | memcpy(ptr32, &local, (char *)buf + size - (char *)ptr32); |
718 | } | |
719 | ||
720 | return 0; | |
721 | } | |
722 | ||
f305f789 | 723 | int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[]) |
3d396eb1 | 724 | { |
f305f789 | 725 | __le32 *pmac = (__le32 *) & mac[0]; |
3d396eb1 AK |
726 | |
727 | if (netxen_get_flash_block(adapter, | |
0d04761d | 728 | NETXEN_USER_START + |
3d396eb1 AK |
729 | offsetof(struct netxen_new_user_info, |
730 | mac_addr), | |
731 | FLASH_NUM_PORTS * sizeof(u64), pmac) == -1) { | |
732 | return -1; | |
733 | } | |
f305f789 | 734 | if (*mac == cpu_to_le64(~0ULL)) { |
3d396eb1 | 735 | if (netxen_get_flash_block(adapter, |
0d04761d | 736 | NETXEN_USER_START_OLD + |
3d396eb1 AK |
737 | offsetof(struct netxen_user_old_info, |
738 | mac_addr), | |
739 | FLASH_NUM_PORTS * sizeof(u64), | |
740 | pmac) == -1) | |
741 | return -1; | |
f305f789 | 742 | if (*mac == cpu_to_le64(~0ULL)) |
3d396eb1 AK |
743 | return -1; |
744 | } | |
745 | return 0; | |
746 | } | |
747 | ||
3ce06a32 DP |
748 | #define CRB_WIN_LOCK_TIMEOUT 100000000 |
749 | ||
750 | static int crb_win_lock(struct netxen_adapter *adapter) | |
751 | { | |
752 | int done = 0, timeout = 0; | |
753 | ||
754 | while (!done) { | |
755 | /* acquire semaphore3 from PCI HW block */ | |
756 | adapter->hw_read_wx(adapter, | |
757 | NETXEN_PCIE_REG(PCIE_SEM7_LOCK), &done, 4); | |
758 | if (done == 1) | |
759 | break; | |
760 | if (timeout >= CRB_WIN_LOCK_TIMEOUT) | |
761 | return -1; | |
762 | timeout++; | |
763 | udelay(1); | |
764 | } | |
765 | netxen_crb_writelit_adapter(adapter, | |
766 | NETXEN_CRB_WIN_LOCK_ID, adapter->portnum); | |
767 | return 0; | |
768 | } | |
769 | ||
770 | static void crb_win_unlock(struct netxen_adapter *adapter) | |
771 | { | |
772 | int val; | |
773 | ||
774 | adapter->hw_read_wx(adapter, | |
775 | NETXEN_PCIE_REG(PCIE_SEM7_UNLOCK), &val, 4); | |
776 | } | |
777 | ||
3d396eb1 AK |
778 | /* |
779 | * Changes the CRB window to the specified window. | |
780 | */ | |
3ce06a32 DP |
781 | void |
782 | netxen_nic_pci_change_crbwindow_128M(struct netxen_adapter *adapter, u32 wndw) | |
3d396eb1 AK |
783 | { |
784 | void __iomem *offset; | |
785 | u32 tmp; | |
786 | int count = 0; | |
e4c93c81 | 787 | uint8_t func = adapter->ahw.pci_func; |
3d396eb1 AK |
788 | |
789 | if (adapter->curr_window == wndw) | |
790 | return; | |
3d396eb1 AK |
791 | /* |
792 | * Move the CRB window. | |
793 | * We need to write to the "direct access" region of PCI | |
794 | * to avoid a race condition where the window register has | |
795 | * not been successfully written across CRB before the target | |
796 | * register address is received by PCI. The direct region bypasses | |
797 | * the CRB bus. | |
798 | */ | |
e4c93c81 DP |
799 | offset = PCI_OFFSET_SECOND_RANGE(adapter, |
800 | NETXEN_PCIX_PH_REG(PCIE_CRB_WINDOW_REG(func))); | |
3d396eb1 AK |
801 | |
802 | if (wndw & 0x1) | |
803 | wndw = NETXEN_WINDOW_ONE; | |
804 | ||
805 | writel(wndw, offset); | |
806 | ||
807 | /* MUST make sure window is set before we forge on... */ | |
808 | while ((tmp = readl(offset)) != wndw) { | |
809 | printk(KERN_WARNING "%s: %s WARNING: CRB window value not " | |
810 | "registered properly: 0x%08x.\n", | |
3ce06a32 | 811 | netxen_nic_driver_name, __func__, tmp); |
3d396eb1 AK |
812 | mdelay(1); |
813 | if (count >= 10) | |
814 | break; | |
815 | count++; | |
816 | } | |
817 | ||
6c80b18d MT |
818 | if (wndw == NETXEN_WINDOW_ONE) |
819 | adapter->curr_window = 1; | |
820 | else | |
821 | adapter->curr_window = 0; | |
3d396eb1 AK |
822 | } |
823 | ||
3ce06a32 DP |
824 | /* |
825 | * Return -1 if off is not valid, | |
826 | * 1 if window access is needed. 'off' is set to offset from | |
827 | * CRB space in 128M pci map | |
828 | * 0 if no window access is needed. 'off' is set to 2M addr | |
829 | * In: 'off' is offset from base in 128M pci map | |
830 | */ | |
831 | static int | |
832 | netxen_nic_pci_get_crb_addr_2M(struct netxen_adapter *adapter, | |
833 | ulong *off, int len) | |
834 | { | |
835 | unsigned long end = *off + len; | |
836 | crb_128M_2M_sub_block_map_t *m; | |
837 | ||
838 | ||
839 | if (*off >= NETXEN_CRB_MAX) | |
840 | return -1; | |
841 | ||
842 | if (*off >= NETXEN_PCI_CAMQM && (end <= NETXEN_PCI_CAMQM_2M_END)) { | |
843 | *off = (*off - NETXEN_PCI_CAMQM) + NETXEN_PCI_CAMQM_2M_BASE + | |
844 | (ulong)adapter->ahw.pci_base0; | |
845 | return 0; | |
846 | } | |
847 | ||
848 | if (*off < NETXEN_PCI_CRBSPACE) | |
849 | return -1; | |
850 | ||
851 | *off -= NETXEN_PCI_CRBSPACE; | |
852 | end = *off + len; | |
853 | ||
854 | /* | |
855 | * Try direct map | |
856 | */ | |
857 | m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)]; | |
858 | ||
859 | if (m->valid && (m->start_128M <= *off) && (m->end_128M >= end)) { | |
860 | *off = *off + m->start_2M - m->start_128M + | |
861 | (ulong)adapter->ahw.pci_base0; | |
862 | return 0; | |
863 | } | |
864 | ||
865 | /* | |
866 | * Not in direct map, use crb window | |
867 | */ | |
868 | return 1; | |
869 | } | |
870 | ||
871 | /* | |
872 | * In: 'off' is offset from CRB space in 128M pci map | |
873 | * Out: 'off' is 2M pci map addr | |
874 | * side effect: lock crb window | |
875 | */ | |
876 | static void | |
877 | netxen_nic_pci_set_crbwindow_2M(struct netxen_adapter *adapter, ulong *off) | |
878 | { | |
879 | u32 win_read; | |
880 | ||
881 | adapter->crb_win = CRB_HI(*off); | |
882 | writel(adapter->crb_win, (void *)(CRB_WINDOW_2M + | |
883 | adapter->ahw.pci_base0)); | |
884 | /* | |
885 | * Read back value to make sure write has gone through before trying | |
886 | * to use it. | |
887 | */ | |
888 | win_read = readl((void *)(CRB_WINDOW_2M + adapter->ahw.pci_base0)); | |
889 | if (win_read != adapter->crb_win) { | |
890 | printk(KERN_ERR "%s: Written crbwin (0x%x) != " | |
891 | "Read crbwin (0x%x), off=0x%lx\n", | |
892 | __func__, adapter->crb_win, win_read, *off); | |
893 | } | |
894 | *off = (*off & MASK(16)) + CRB_INDIRECT_2M + | |
895 | (ulong)adapter->ahw.pci_base0; | |
896 | } | |
897 | ||
96acb6eb | 898 | int netxen_load_firmware(struct netxen_adapter *adapter) |
3d396eb1 AK |
899 | { |
900 | int i; | |
e0e20a1a | 901 | u32 data, size = 0; |
2956640d DP |
902 | u32 flashaddr = NETXEN_BOOTLD_START, memaddr = NETXEN_BOOTLD_START; |
903 | ||
904 | size = (NETXEN_IMAGE_START - NETXEN_BOOTLD_START)/4; | |
3d396eb1 | 905 | |
2956640d DP |
906 | if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) |
907 | adapter->pci_write_normalize(adapter, | |
3ce06a32 | 908 | NETXEN_ROMUSB_GLB_CAS_RST, 1); |
3d396eb1 AK |
909 | |
910 | for (i = 0; i < size; i++) { | |
96acb6eb DP |
911 | if (netxen_rom_fast_read(adapter, flashaddr, (int *)&data) != 0) |
912 | return -EIO; | |
913 | ||
3ce06a32 | 914 | adapter->pci_mem_write(adapter, memaddr, &data, 4); |
3d396eb1 AK |
915 | flashaddr += 4; |
916 | memaddr += 4; | |
3ce06a32 | 917 | cond_resched(); |
3d396eb1 | 918 | } |
2956640d DP |
919 | msleep(1); |
920 | ||
921 | if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) | |
922 | adapter->pci_write_normalize(adapter, | |
923 | NETXEN_ROMUSB_GLB_SW_RESET, 0x80001d); | |
924 | else { | |
925 | adapter->pci_write_normalize(adapter, | |
3ce06a32 | 926 | NETXEN_ROMUSB_GLB_CHIP_CLK_CTRL, 0x3fff); |
2956640d | 927 | adapter->pci_write_normalize(adapter, |
3ce06a32 | 928 | NETXEN_ROMUSB_GLB_CAS_RST, 0); |
2956640d | 929 | } |
3d396eb1 | 930 | |
96acb6eb | 931 | return 0; |
3d396eb1 AK |
932 | } |
933 | ||
934 | int | |
3ce06a32 DP |
935 | netxen_nic_hw_write_wx_128M(struct netxen_adapter *adapter, |
936 | ulong off, void *data, int len) | |
3d396eb1 AK |
937 | { |
938 | void __iomem *addr; | |
939 | ||
940 | if (ADDR_IN_WINDOW1(off)) { | |
941 | addr = NETXEN_CRB_NORMALIZE(adapter, off); | |
942 | } else { /* Window 0 */ | |
cb8011ad | 943 | addr = pci_base_offset(adapter, off); |
3ce06a32 | 944 | netxen_nic_pci_change_crbwindow_128M(adapter, 0); |
3d396eb1 AK |
945 | } |
946 | ||
947 | DPRINTK(INFO, "writing to base %lx offset %llx addr %p" | |
948 | " data %llx len %d\n", | |
cb8011ad | 949 | pci_base(adapter, off), off, addr, |
3d396eb1 | 950 | *(unsigned long long *)data, len); |
cb8011ad | 951 | if (!addr) { |
3ce06a32 | 952 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); |
cb8011ad AK |
953 | return 1; |
954 | } | |
955 | ||
3d396eb1 AK |
956 | switch (len) { |
957 | case 1: | |
958 | writeb(*(u8 *) data, addr); | |
959 | break; | |
960 | case 2: | |
961 | writew(*(u16 *) data, addr); | |
962 | break; | |
963 | case 4: | |
964 | writel(*(u32 *) data, addr); | |
965 | break; | |
966 | case 8: | |
967 | writeq(*(u64 *) data, addr); | |
968 | break; | |
969 | default: | |
970 | DPRINTK(INFO, | |
971 | "writing data %lx to offset %llx, num words=%d\n", | |
972 | *(unsigned long *)data, off, (len >> 3)); | |
973 | ||
974 | netxen_nic_hw_block_write64((u64 __iomem *) data, addr, | |
975 | (len >> 3)); | |
976 | break; | |
977 | } | |
978 | if (!ADDR_IN_WINDOW1(off)) | |
3ce06a32 | 979 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); |
3d396eb1 AK |
980 | |
981 | return 0; | |
982 | } | |
983 | ||
984 | int | |
3ce06a32 DP |
985 | netxen_nic_hw_read_wx_128M(struct netxen_adapter *adapter, |
986 | ulong off, void *data, int len) | |
3d396eb1 AK |
987 | { |
988 | void __iomem *addr; | |
989 | ||
990 | if (ADDR_IN_WINDOW1(off)) { /* Window 1 */ | |
991 | addr = NETXEN_CRB_NORMALIZE(adapter, off); | |
992 | } else { /* Window 0 */ | |
cb8011ad | 993 | addr = pci_base_offset(adapter, off); |
3ce06a32 | 994 | netxen_nic_pci_change_crbwindow_128M(adapter, 0); |
3d396eb1 AK |
995 | } |
996 | ||
997 | DPRINTK(INFO, "reading from base %lx offset %llx addr %p\n", | |
cb8011ad AK |
998 | pci_base(adapter, off), off, addr); |
999 | if (!addr) { | |
3ce06a32 | 1000 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); |
cb8011ad AK |
1001 | return 1; |
1002 | } | |
3d396eb1 AK |
1003 | switch (len) { |
1004 | case 1: | |
1005 | *(u8 *) data = readb(addr); | |
1006 | break; | |
1007 | case 2: | |
1008 | *(u16 *) data = readw(addr); | |
1009 | break; | |
1010 | case 4: | |
1011 | *(u32 *) data = readl(addr); | |
1012 | break; | |
1013 | case 8: | |
1014 | *(u64 *) data = readq(addr); | |
1015 | break; | |
1016 | default: | |
1017 | netxen_nic_hw_block_read64((u64 __iomem *) data, addr, | |
1018 | (len >> 3)); | |
1019 | break; | |
1020 | } | |
1021 | DPRINTK(INFO, "read %lx\n", *(unsigned long *)data); | |
1022 | ||
1023 | if (!ADDR_IN_WINDOW1(off)) | |
3ce06a32 | 1024 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); |
3d396eb1 AK |
1025 | |
1026 | return 0; | |
1027 | } | |
1028 | ||
3ce06a32 DP |
1029 | int |
1030 | netxen_nic_hw_write_wx_2M(struct netxen_adapter *adapter, | |
1031 | ulong off, void *data, int len) | |
1032 | { | |
1033 | unsigned long flags = 0; | |
1034 | int rv; | |
3d396eb1 | 1035 | |
3ce06a32 | 1036 | rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, len); |
3d396eb1 | 1037 | |
3ce06a32 DP |
1038 | if (rv == -1) { |
1039 | printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", | |
1040 | __func__, off); | |
1041 | dump_stack(); | |
1042 | return -1; | |
1043 | } | |
1044 | ||
1045 | if (rv == 1) { | |
1046 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1047 | crb_win_lock(adapter); | |
1048 | netxen_nic_pci_set_crbwindow_2M(adapter, &off); | |
1049 | } | |
1050 | ||
1051 | DPRINTK(1, INFO, "write data %lx to offset %llx, len=%d\n", | |
1052 | *(unsigned long *)data, off, len); | |
1053 | ||
1054 | switch (len) { | |
1055 | case 1: | |
1056 | writeb(*(uint8_t *)data, (void *)off); | |
1057 | break; | |
1058 | case 2: | |
1059 | writew(*(uint16_t *)data, (void *)off); | |
1060 | break; | |
1061 | case 4: | |
1062 | writel(*(uint32_t *)data, (void *)off); | |
1063 | break; | |
1064 | case 8: | |
1065 | writeq(*(uint64_t *)data, (void *)off); | |
1066 | break; | |
1067 | default: | |
1068 | DPRINTK(1, INFO, | |
1069 | "writing data %lx to offset %llx, num words=%d\n", | |
1070 | *(unsigned long *)data, off, (len>>3)); | |
1071 | break; | |
1072 | } | |
1073 | if (rv == 1) { | |
1074 | crb_win_unlock(adapter); | |
1075 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1076 | } | |
1077 | ||
1078 | return 0; | |
3d396eb1 AK |
1079 | } |
1080 | ||
3ce06a32 DP |
1081 | int |
1082 | netxen_nic_hw_read_wx_2M(struct netxen_adapter *adapter, | |
1083 | ulong off, void *data, int len) | |
1084 | { | |
1085 | unsigned long flags = 0; | |
1086 | int rv; | |
3d396eb1 | 1087 | |
3ce06a32 DP |
1088 | rv = netxen_nic_pci_get_crb_addr_2M(adapter, &off, len); |
1089 | ||
1090 | if (rv == -1) { | |
1091 | printk(KERN_ERR "%s: invalid offset: 0x%016lx\n", | |
1092 | __func__, off); | |
1093 | dump_stack(); | |
1094 | return -1; | |
1095 | } | |
1096 | ||
1097 | if (rv == 1) { | |
1098 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1099 | crb_win_lock(adapter); | |
1100 | netxen_nic_pci_set_crbwindow_2M(adapter, &off); | |
1101 | } | |
1102 | ||
1103 | DPRINTK(1, INFO, "read from offset %lx, len=%d\n", off, len); | |
1104 | ||
1105 | switch (len) { | |
1106 | case 1: | |
1107 | *(uint8_t *)data = readb((void *)off); | |
1108 | break; | |
1109 | case 2: | |
1110 | *(uint16_t *)data = readw((void *)off); | |
1111 | break; | |
1112 | case 4: | |
1113 | *(uint32_t *)data = readl((void *)off); | |
1114 | break; | |
1115 | case 8: | |
1116 | *(uint64_t *)data = readq((void *)off); | |
1117 | break; | |
1118 | default: | |
1119 | break; | |
1120 | } | |
1121 | ||
1122 | DPRINTK(1, INFO, "read %lx\n", *(unsigned long *)data); | |
3d396eb1 | 1123 | |
3ce06a32 DP |
1124 | if (rv == 1) { |
1125 | crb_win_unlock(adapter); | |
1126 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1127 | } | |
1128 | ||
1129 | return 0; | |
1130 | } | |
1131 | ||
1132 | void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val) | |
1133 | { | |
1134 | adapter->hw_write_wx(adapter, off, &val, 4); | |
1135 | } | |
1136 | ||
1137 | int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off) | |
1138 | { | |
1139 | int val; | |
1140 | adapter->hw_read_wx(adapter, off, &val, 4); | |
3d396eb1 AK |
1141 | return val; |
1142 | } | |
1143 | ||
1144 | /* Change the window to 0, write and change back to window 1. */ | |
1145 | void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value) | |
1146 | { | |
3ce06a32 | 1147 | adapter->hw_write_wx(adapter, index, &value, 4); |
3d396eb1 AK |
1148 | } |
1149 | ||
1150 | /* Change the window to 0, read and change back to window 1. */ | |
3ce06a32 | 1151 | void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 *value) |
3d396eb1 | 1152 | { |
3ce06a32 DP |
1153 | adapter->hw_read_wx(adapter, index, value, 4); |
1154 | } | |
3d396eb1 | 1155 | |
3ce06a32 DP |
1156 | void netxen_nic_write_w1(struct netxen_adapter *adapter, u32 index, u32 value) |
1157 | { | |
1158 | adapter->hw_write_wx(adapter, index, &value, 4); | |
1159 | } | |
1160 | ||
1161 | void netxen_nic_read_w1(struct netxen_adapter *adapter, u32 index, u32 *value) | |
1162 | { | |
1163 | adapter->hw_read_wx(adapter, index, value, 4); | |
1164 | } | |
1165 | ||
1166 | /* | |
1167 | * check memory access boundary. | |
1168 | * used by test agent. support ddr access only for now | |
1169 | */ | |
1170 | static unsigned long | |
1171 | netxen_nic_pci_mem_bound_check(struct netxen_adapter *adapter, | |
1172 | unsigned long long addr, int size) | |
1173 | { | |
1174 | if (!ADDR_IN_RANGE(addr, | |
1175 | NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX) || | |
1176 | !ADDR_IN_RANGE(addr+size-1, | |
1177 | NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX) || | |
1178 | ((size != 1) && (size != 2) && (size != 4) && (size != 8))) { | |
1179 | return 0; | |
1180 | } | |
3d396eb1 | 1181 | |
3ce06a32 | 1182 | return 1; |
3d396eb1 AK |
1183 | } |
1184 | ||
4790654c | 1185 | static int netxen_pci_set_window_warning_count; |
3d396eb1 | 1186 | |
3ce06a32 DP |
1187 | unsigned long |
1188 | netxen_nic_pci_set_window_128M(struct netxen_adapter *adapter, | |
1189 | unsigned long long addr) | |
3d396eb1 | 1190 | { |
e4c93c81 | 1191 | void __iomem *offset; |
3d396eb1 | 1192 | int window; |
3ce06a32 | 1193 | unsigned long long qdr_max; |
e4c93c81 | 1194 | uint8_t func = adapter->ahw.pci_func; |
3d396eb1 | 1195 | |
3ce06a32 DP |
1196 | if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { |
1197 | qdr_max = NETXEN_ADDR_QDR_NET_MAX_P2; | |
1198 | } else { | |
1199 | qdr_max = NETXEN_ADDR_QDR_NET_MAX_P3; | |
1200 | } | |
1201 | ||
3d396eb1 AK |
1202 | if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { |
1203 | /* DDR network side */ | |
1204 | addr -= NETXEN_ADDR_DDR_NET; | |
1205 | window = (addr >> 25) & 0x3ff; | |
3ce06a32 DP |
1206 | if (adapter->ahw.ddr_mn_window != window) { |
1207 | adapter->ahw.ddr_mn_window = window; | |
e4c93c81 DP |
1208 | offset = PCI_OFFSET_SECOND_RANGE(adapter, |
1209 | NETXEN_PCIX_PH_REG(PCIE_MN_WINDOW_REG(func))); | |
1210 | writel(window, offset); | |
3d396eb1 | 1211 | /* MUST make sure window is set before we forge on... */ |
e4c93c81 | 1212 | readl(offset); |
3d396eb1 | 1213 | } |
cb8011ad | 1214 | addr -= (window * NETXEN_WINDOW_ONE); |
3d396eb1 AK |
1215 | addr += NETXEN_PCI_DDR_NET; |
1216 | } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { | |
1217 | addr -= NETXEN_ADDR_OCM0; | |
1218 | addr += NETXEN_PCI_OCM0; | |
1219 | } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) { | |
1220 | addr -= NETXEN_ADDR_OCM1; | |
1221 | addr += NETXEN_PCI_OCM1; | |
3ce06a32 | 1222 | } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, qdr_max)) { |
3d396eb1 AK |
1223 | /* QDR network side */ |
1224 | addr -= NETXEN_ADDR_QDR_NET; | |
1225 | window = (addr >> 22) & 0x3f; | |
3ce06a32 DP |
1226 | if (adapter->ahw.qdr_sn_window != window) { |
1227 | adapter->ahw.qdr_sn_window = window; | |
e4c93c81 DP |
1228 | offset = PCI_OFFSET_SECOND_RANGE(adapter, |
1229 | NETXEN_PCIX_PH_REG(PCIE_SN_WINDOW_REG(func))); | |
1230 | writel((window << 22), offset); | |
3d396eb1 | 1231 | /* MUST make sure window is set before we forge on... */ |
e4c93c81 | 1232 | readl(offset); |
3d396eb1 AK |
1233 | } |
1234 | addr -= (window * 0x400000); | |
1235 | addr += NETXEN_PCI_QDR_NET; | |
1236 | } else { | |
1237 | /* | |
1238 | * peg gdb frequently accesses memory that doesn't exist, | |
1239 | * this limits the chit chat so debugging isn't slowed down. | |
1240 | */ | |
1241 | if ((netxen_pci_set_window_warning_count++ < 8) | |
1242 | || (netxen_pci_set_window_warning_count % 64 == 0)) | |
1243 | printk("%s: Warning:netxen_nic_pci_set_window()" | |
1244 | " Unknown address range!\n", | |
1245 | netxen_nic_driver_name); | |
3ce06a32 DP |
1246 | addr = -1UL; |
1247 | } | |
1248 | return addr; | |
1249 | } | |
1250 | ||
1251 | /* | |
1252 | * Note : only 32-bit writes! | |
1253 | */ | |
1254 | int netxen_nic_pci_write_immediate_128M(struct netxen_adapter *adapter, | |
1255 | u64 off, u32 data) | |
1256 | { | |
1257 | writel(data, (void __iomem *)(PCI_OFFSET_SECOND_RANGE(adapter, off))); | |
1258 | return 0; | |
1259 | } | |
1260 | ||
1261 | u32 netxen_nic_pci_read_immediate_128M(struct netxen_adapter *adapter, u64 off) | |
1262 | { | |
1263 | return readl((void __iomem *)(pci_base_offset(adapter, off))); | |
1264 | } | |
1265 | ||
1266 | void netxen_nic_pci_write_normalize_128M(struct netxen_adapter *adapter, | |
1267 | u64 off, u32 data) | |
1268 | { | |
1269 | writel(data, NETXEN_CRB_NORMALIZE(adapter, off)); | |
1270 | } | |
1271 | ||
1272 | u32 netxen_nic_pci_read_normalize_128M(struct netxen_adapter *adapter, u64 off) | |
1273 | { | |
1274 | return readl(NETXEN_CRB_NORMALIZE(adapter, off)); | |
1275 | } | |
1276 | ||
1277 | unsigned long | |
1278 | netxen_nic_pci_set_window_2M(struct netxen_adapter *adapter, | |
1279 | unsigned long long addr) | |
1280 | { | |
1281 | int window; | |
1282 | u32 win_read; | |
3d396eb1 | 1283 | |
3ce06a32 DP |
1284 | if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { |
1285 | /* DDR network side */ | |
1286 | window = MN_WIN(addr); | |
1287 | adapter->ahw.ddr_mn_window = window; | |
1288 | adapter->hw_write_wx(adapter, | |
1289 | adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, | |
1290 | &window, 4); | |
1291 | adapter->hw_read_wx(adapter, | |
1292 | adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, | |
1293 | &win_read, 4); | |
1294 | if ((win_read << 17) != window) { | |
1295 | printk(KERN_INFO "Written MNwin (0x%x) != " | |
1296 | "Read MNwin (0x%x)\n", window, win_read); | |
1297 | } | |
1298 | addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_DDR_NET; | |
1299 | } else if (ADDR_IN_RANGE(addr, | |
1300 | NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { | |
1301 | if ((addr & 0x00ff800) == 0xff800) { | |
1302 | printk("%s: QM access not handled.\n", __func__); | |
1303 | addr = -1UL; | |
1304 | } | |
1305 | ||
1306 | window = OCM_WIN(addr); | |
1307 | adapter->ahw.ddr_mn_window = window; | |
1308 | adapter->hw_write_wx(adapter, | |
1309 | adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, | |
1310 | &window, 4); | |
1311 | adapter->hw_read_wx(adapter, | |
1312 | adapter->ahw.mn_win_crb | NETXEN_PCI_CRBSPACE, | |
1313 | &win_read, 4); | |
1314 | if ((win_read >> 7) != window) { | |
1315 | printk(KERN_INFO "%s: Written OCMwin (0x%x) != " | |
1316 | "Read OCMwin (0x%x)\n", | |
1317 | __func__, window, win_read); | |
1318 | } | |
1319 | addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_OCM0_2M; | |
1320 | ||
1321 | } else if (ADDR_IN_RANGE(addr, | |
1322 | NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX_P3)) { | |
1323 | /* QDR network side */ | |
1324 | window = MS_WIN(addr); | |
1325 | adapter->ahw.qdr_sn_window = window; | |
1326 | adapter->hw_write_wx(adapter, | |
1327 | adapter->ahw.ms_win_crb | NETXEN_PCI_CRBSPACE, | |
1328 | &window, 4); | |
1329 | adapter->hw_read_wx(adapter, | |
1330 | adapter->ahw.ms_win_crb | NETXEN_PCI_CRBSPACE, | |
1331 | &win_read, 4); | |
1332 | if (win_read != window) { | |
1333 | printk(KERN_INFO "%s: Written MSwin (0x%x) != " | |
1334 | "Read MSwin (0x%x)\n", | |
1335 | __func__, window, win_read); | |
1336 | } | |
1337 | addr = GET_MEM_OFFS_2M(addr) + NETXEN_PCI_QDR_NET; | |
1338 | ||
1339 | } else { | |
1340 | /* | |
1341 | * peg gdb frequently accesses memory that doesn't exist, | |
1342 | * this limits the chit chat so debugging isn't slowed down. | |
1343 | */ | |
1344 | if ((netxen_pci_set_window_warning_count++ < 8) | |
1345 | || (netxen_pci_set_window_warning_count%64 == 0)) { | |
1346 | printk("%s: Warning:%s Unknown address range!\n", | |
1347 | __func__, netxen_nic_driver_name); | |
1348 | } | |
1349 | addr = -1UL; | |
3d396eb1 AK |
1350 | } |
1351 | return addr; | |
1352 | } | |
1353 | ||
3ce06a32 DP |
1354 | static int netxen_nic_pci_is_same_window(struct netxen_adapter *adapter, |
1355 | unsigned long long addr) | |
1356 | { | |
1357 | int window; | |
1358 | unsigned long long qdr_max; | |
1359 | ||
1360 | if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) | |
1361 | qdr_max = NETXEN_ADDR_QDR_NET_MAX_P2; | |
1362 | else | |
1363 | qdr_max = NETXEN_ADDR_QDR_NET_MAX_P3; | |
1364 | ||
1365 | if (ADDR_IN_RANGE(addr, | |
1366 | NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { | |
1367 | /* DDR network side */ | |
1368 | BUG(); /* MN access can not come here */ | |
1369 | } else if (ADDR_IN_RANGE(addr, | |
1370 | NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) { | |
1371 | return 1; | |
1372 | } else if (ADDR_IN_RANGE(addr, | |
1373 | NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) { | |
1374 | return 1; | |
1375 | } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_QDR_NET, qdr_max)) { | |
1376 | /* QDR network side */ | |
1377 | window = ((addr - NETXEN_ADDR_QDR_NET) >> 22) & 0x3f; | |
1378 | if (adapter->ahw.qdr_sn_window == window) | |
1379 | return 1; | |
1380 | } | |
1381 | ||
1382 | return 0; | |
1383 | } | |
1384 | ||
1385 | static int netxen_nic_pci_mem_read_direct(struct netxen_adapter *adapter, | |
1386 | u64 off, void *data, int size) | |
1387 | { | |
1388 | unsigned long flags; | |
1389 | void *addr; | |
1390 | int ret = 0; | |
1391 | u64 start; | |
1392 | uint8_t *mem_ptr = NULL; | |
1393 | unsigned long mem_base; | |
1394 | unsigned long mem_page; | |
1395 | ||
1396 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1397 | ||
1398 | /* | |
1399 | * If attempting to access unknown address or straddle hw windows, | |
1400 | * do not access. | |
1401 | */ | |
1402 | start = adapter->pci_set_window(adapter, off); | |
1403 | if ((start == -1UL) || | |
1404 | (netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) { | |
1405 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1406 | printk(KERN_ERR "%s out of bound pci memory access. " | |
1407 | "offset is 0x%llx\n", netxen_nic_driver_name, off); | |
1408 | return -1; | |
1409 | } | |
1410 | ||
1411 | addr = (void *)(pci_base_offset(adapter, start)); | |
1412 | if (!addr) { | |
1413 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1414 | mem_base = pci_resource_start(adapter->pdev, 0); | |
1415 | mem_page = start & PAGE_MASK; | |
1416 | /* Map two pages whenever user tries to access addresses in two | |
1417 | consecutive pages. | |
1418 | */ | |
1419 | if (mem_page != ((start + size - 1) & PAGE_MASK)) | |
1420 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE * 2); | |
1421 | else | |
1422 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); | |
1423 | if (mem_ptr == 0UL) { | |
1424 | *(uint8_t *)data = 0; | |
1425 | return -1; | |
1426 | } | |
1427 | addr = mem_ptr; | |
1428 | addr += start & (PAGE_SIZE - 1); | |
1429 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1430 | } | |
1431 | ||
1432 | switch (size) { | |
1433 | case 1: | |
1434 | *(uint8_t *)data = readb(addr); | |
1435 | break; | |
1436 | case 2: | |
1437 | *(uint16_t *)data = readw(addr); | |
1438 | break; | |
1439 | case 4: | |
1440 | *(uint32_t *)data = readl(addr); | |
1441 | break; | |
1442 | case 8: | |
1443 | *(uint64_t *)data = readq(addr); | |
1444 | break; | |
1445 | default: | |
1446 | ret = -1; | |
1447 | break; | |
1448 | } | |
1449 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1450 | DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); | |
1451 | ||
1452 | if (mem_ptr) | |
1453 | iounmap(mem_ptr); | |
1454 | return ret; | |
1455 | } | |
1456 | ||
1457 | static int | |
1458 | netxen_nic_pci_mem_write_direct(struct netxen_adapter *adapter, u64 off, | |
1459 | void *data, int size) | |
1460 | { | |
1461 | unsigned long flags; | |
1462 | void *addr; | |
1463 | int ret = 0; | |
1464 | u64 start; | |
1465 | uint8_t *mem_ptr = NULL; | |
1466 | unsigned long mem_base; | |
1467 | unsigned long mem_page; | |
1468 | ||
1469 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1470 | ||
1471 | /* | |
1472 | * If attempting to access unknown address or straddle hw windows, | |
1473 | * do not access. | |
1474 | */ | |
1475 | start = adapter->pci_set_window(adapter, off); | |
1476 | if ((start == -1UL) || | |
1477 | (netxen_nic_pci_is_same_window(adapter, off+size-1) == 0)) { | |
1478 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1479 | printk(KERN_ERR "%s out of bound pci memory access. " | |
1480 | "offset is 0x%llx\n", netxen_nic_driver_name, off); | |
1481 | return -1; | |
1482 | } | |
1483 | ||
1484 | addr = (void *)(pci_base_offset(adapter, start)); | |
1485 | if (!addr) { | |
1486 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1487 | mem_base = pci_resource_start(adapter->pdev, 0); | |
1488 | mem_page = start & PAGE_MASK; | |
1489 | /* Map two pages whenever user tries to access addresses in two | |
1490 | * consecutive pages. | |
1491 | */ | |
1492 | if (mem_page != ((start + size - 1) & PAGE_MASK)) | |
1493 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE*2); | |
1494 | else | |
1495 | mem_ptr = ioremap(mem_base + mem_page, PAGE_SIZE); | |
1496 | if (mem_ptr == 0UL) | |
1497 | return -1; | |
1498 | addr = mem_ptr; | |
1499 | addr += start & (PAGE_SIZE - 1); | |
1500 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1501 | } | |
1502 | ||
1503 | switch (size) { | |
1504 | case 1: | |
1505 | writeb(*(uint8_t *)data, addr); | |
1506 | break; | |
1507 | case 2: | |
1508 | writew(*(uint16_t *)data, addr); | |
1509 | break; | |
1510 | case 4: | |
1511 | writel(*(uint32_t *)data, addr); | |
1512 | break; | |
1513 | case 8: | |
1514 | writeq(*(uint64_t *)data, addr); | |
1515 | break; | |
1516 | default: | |
1517 | ret = -1; | |
1518 | break; | |
1519 | } | |
1520 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1521 | DPRINTK(1, INFO, "writing data %llx to offset %llx\n", | |
1522 | *(unsigned long long *)data, start); | |
1523 | if (mem_ptr) | |
1524 | iounmap(mem_ptr); | |
1525 | return ret; | |
1526 | } | |
1527 | ||
1528 | #define MAX_CTL_CHECK 1000 | |
1529 | ||
1530 | int | |
1531 | netxen_nic_pci_mem_write_128M(struct netxen_adapter *adapter, | |
1532 | u64 off, void *data, int size) | |
1533 | { | |
1534 | unsigned long flags, mem_crb; | |
1535 | int i, j, ret = 0, loop, sz[2], off0; | |
1536 | uint32_t temp; | |
1537 | uint64_t off8, tmpw, word[2] = {0, 0}; | |
1538 | ||
1539 | /* | |
1540 | * If not MN, go check for MS or invalid. | |
1541 | */ | |
1542 | if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) | |
1543 | return netxen_nic_pci_mem_write_direct(adapter, | |
1544 | off, data, size); | |
1545 | ||
1546 | off8 = off & 0xfffffff8; | |
1547 | off0 = off & 0x7; | |
1548 | sz[0] = (size < (8 - off0)) ? size : (8 - off0); | |
1549 | sz[1] = size - sz[0]; | |
1550 | loop = ((off0 + size - 1) >> 3) + 1; | |
1551 | mem_crb = (unsigned long)pci_base_offset(adapter, NETXEN_CRB_DDR_NET); | |
1552 | ||
1553 | if ((size != 8) || (off0 != 0)) { | |
1554 | for (i = 0; i < loop; i++) { | |
1555 | if (adapter->pci_mem_read(adapter, | |
1556 | off8 + (i << 3), &word[i], 8)) | |
1557 | return -1; | |
1558 | } | |
1559 | } | |
1560 | ||
1561 | switch (size) { | |
1562 | case 1: | |
1563 | tmpw = *((uint8_t *)data); | |
1564 | break; | |
1565 | case 2: | |
1566 | tmpw = *((uint16_t *)data); | |
1567 | break; | |
1568 | case 4: | |
1569 | tmpw = *((uint32_t *)data); | |
1570 | break; | |
1571 | case 8: | |
1572 | default: | |
1573 | tmpw = *((uint64_t *)data); | |
1574 | break; | |
1575 | } | |
1576 | word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); | |
1577 | word[0] |= tmpw << (off0 * 8); | |
1578 | ||
1579 | if (loop == 2) { | |
1580 | word[1] &= ~(~0ULL << (sz[1] * 8)); | |
1581 | word[1] |= tmpw >> (sz[0] * 8); | |
1582 | } | |
1583 | ||
1584 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1585 | netxen_nic_pci_change_crbwindow_128M(adapter, 0); | |
1586 | ||
1587 | for (i = 0; i < loop; i++) { | |
1588 | writel((uint32_t)(off8 + (i << 3)), | |
1589 | (void *)(mem_crb+MIU_TEST_AGT_ADDR_LO)); | |
1590 | writel(0, | |
1591 | (void *)(mem_crb+MIU_TEST_AGT_ADDR_HI)); | |
1592 | writel(word[i] & 0xffffffff, | |
1593 | (void *)(mem_crb+MIU_TEST_AGT_WRDATA_LO)); | |
1594 | writel((word[i] >> 32) & 0xffffffff, | |
1595 | (void *)(mem_crb+MIU_TEST_AGT_WRDATA_HI)); | |
1596 | writel(MIU_TA_CTL_ENABLE|MIU_TA_CTL_WRITE, | |
1597 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1598 | writel(MIU_TA_CTL_START|MIU_TA_CTL_ENABLE|MIU_TA_CTL_WRITE, | |
1599 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1600 | ||
1601 | for (j = 0; j < MAX_CTL_CHECK; j++) { | |
1602 | temp = readl( | |
1603 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1604 | if ((temp & MIU_TA_CTL_BUSY) == 0) | |
1605 | break; | |
1606 | } | |
1607 | ||
1608 | if (j >= MAX_CTL_CHECK) { | |
1609 | printk("%s: %s Fail to write through agent\n", | |
1610 | __func__, netxen_nic_driver_name); | |
1611 | ret = -1; | |
1612 | break; | |
1613 | } | |
1614 | } | |
1615 | ||
1616 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); | |
1617 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1618 | return ret; | |
1619 | } | |
1620 | ||
1621 | int | |
1622 | netxen_nic_pci_mem_read_128M(struct netxen_adapter *adapter, | |
1623 | u64 off, void *data, int size) | |
1624 | { | |
1625 | unsigned long flags, mem_crb; | |
1626 | int i, j = 0, k, start, end, loop, sz[2], off0[2]; | |
1627 | uint32_t temp; | |
1628 | uint64_t off8, val, word[2] = {0, 0}; | |
1629 | ||
1630 | ||
1631 | /* | |
1632 | * If not MN, go check for MS or invalid. | |
1633 | */ | |
1634 | if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) | |
1635 | return netxen_nic_pci_mem_read_direct(adapter, off, data, size); | |
1636 | ||
1637 | off8 = off & 0xfffffff8; | |
1638 | off0[0] = off & 0x7; | |
1639 | off0[1] = 0; | |
1640 | sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); | |
1641 | sz[1] = size - sz[0]; | |
1642 | loop = ((off0[0] + size - 1) >> 3) + 1; | |
1643 | mem_crb = (unsigned long)pci_base_offset(adapter, NETXEN_CRB_DDR_NET); | |
1644 | ||
1645 | write_lock_irqsave(&adapter->adapter_lock, flags); | |
1646 | netxen_nic_pci_change_crbwindow_128M(adapter, 0); | |
1647 | ||
1648 | for (i = 0; i < loop; i++) { | |
1649 | writel((uint32_t)(off8 + (i << 3)), | |
1650 | (void *)(mem_crb+MIU_TEST_AGT_ADDR_LO)); | |
1651 | writel(0, | |
1652 | (void *)(mem_crb+MIU_TEST_AGT_ADDR_HI)); | |
1653 | writel(MIU_TA_CTL_ENABLE, | |
1654 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1655 | writel(MIU_TA_CTL_START|MIU_TA_CTL_ENABLE, | |
1656 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1657 | ||
1658 | for (j = 0; j < MAX_CTL_CHECK; j++) { | |
1659 | temp = readl( | |
1660 | (void *)(mem_crb+MIU_TEST_AGT_CTRL)); | |
1661 | if ((temp & MIU_TA_CTL_BUSY) == 0) | |
1662 | break; | |
1663 | } | |
1664 | ||
1665 | if (j >= MAX_CTL_CHECK) { | |
1666 | printk(KERN_ERR "%s: %s Fail to read through agent\n", | |
1667 | __func__, netxen_nic_driver_name); | |
1668 | break; | |
1669 | } | |
1670 | ||
1671 | start = off0[i] >> 2; | |
1672 | end = (off0[i] + sz[i] - 1) >> 2; | |
1673 | for (k = start; k <= end; k++) { | |
1674 | word[i] |= ((uint64_t) readl( | |
1675 | (void *)(mem_crb + | |
1676 | MIU_TEST_AGT_RDDATA(k))) << (32*k)); | |
1677 | } | |
1678 | } | |
1679 | ||
1680 | netxen_nic_pci_change_crbwindow_128M(adapter, 1); | |
1681 | write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1682 | ||
1683 | if (j >= MAX_CTL_CHECK) | |
1684 | return -1; | |
1685 | ||
1686 | if (sz[0] == 8) { | |
1687 | val = word[0]; | |
1688 | } else { | |
1689 | val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | | |
1690 | ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); | |
1691 | } | |
1692 | ||
1693 | switch (size) { | |
1694 | case 1: | |
1695 | *(uint8_t *)data = val; | |
1696 | break; | |
1697 | case 2: | |
1698 | *(uint16_t *)data = val; | |
1699 | break; | |
1700 | case 4: | |
1701 | *(uint32_t *)data = val; | |
1702 | break; | |
1703 | case 8: | |
1704 | *(uint64_t *)data = val; | |
1705 | break; | |
1706 | } | |
1707 | DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); | |
1708 | return 0; | |
1709 | } | |
1710 | ||
1711 | int | |
1712 | netxen_nic_pci_mem_write_2M(struct netxen_adapter *adapter, | |
1713 | u64 off, void *data, int size) | |
1714 | { | |
1715 | int i, j, ret = 0, loop, sz[2], off0; | |
1716 | uint32_t temp; | |
1717 | uint64_t off8, mem_crb, tmpw, word[2] = {0, 0}; | |
1718 | ||
1719 | /* | |
1720 | * If not MN, go check for MS or invalid. | |
1721 | */ | |
1722 | if (off >= NETXEN_ADDR_QDR_NET && off <= NETXEN_ADDR_QDR_NET_MAX_P3) | |
1723 | mem_crb = NETXEN_CRB_QDR_NET; | |
1724 | else { | |
1725 | mem_crb = NETXEN_CRB_DDR_NET; | |
1726 | if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) | |
1727 | return netxen_nic_pci_mem_write_direct(adapter, | |
1728 | off, data, size); | |
1729 | } | |
1730 | ||
1731 | off8 = off & 0xfffffff8; | |
1732 | off0 = off & 0x7; | |
1733 | sz[0] = (size < (8 - off0)) ? size : (8 - off0); | |
1734 | sz[1] = size - sz[0]; | |
1735 | loop = ((off0 + size - 1) >> 3) + 1; | |
1736 | ||
1737 | if ((size != 8) || (off0 != 0)) { | |
1738 | for (i = 0; i < loop; i++) { | |
1739 | if (adapter->pci_mem_read(adapter, off8 + (i << 3), | |
1740 | &word[i], 8)) | |
1741 | return -1; | |
1742 | } | |
1743 | } | |
1744 | ||
1745 | switch (size) { | |
1746 | case 1: | |
1747 | tmpw = *((uint8_t *)data); | |
1748 | break; | |
1749 | case 2: | |
1750 | tmpw = *((uint16_t *)data); | |
1751 | break; | |
1752 | case 4: | |
1753 | tmpw = *((uint32_t *)data); | |
1754 | break; | |
1755 | case 8: | |
1756 | default: | |
1757 | tmpw = *((uint64_t *)data); | |
1758 | break; | |
1759 | } | |
1760 | ||
1761 | word[0] &= ~((~(~0ULL << (sz[0] * 8))) << (off0 * 8)); | |
1762 | word[0] |= tmpw << (off0 * 8); | |
1763 | ||
1764 | if (loop == 2) { | |
1765 | word[1] &= ~(~0ULL << (sz[1] * 8)); | |
1766 | word[1] |= tmpw >> (sz[0] * 8); | |
1767 | } | |
1768 | ||
1769 | /* | |
1770 | * don't lock here - write_wx gets the lock if each time | |
1771 | * write_lock_irqsave(&adapter->adapter_lock, flags); | |
1772 | * netxen_nic_pci_change_crbwindow_128M(adapter, 0); | |
1773 | */ | |
1774 | ||
1775 | for (i = 0; i < loop; i++) { | |
1776 | temp = off8 + (i << 3); | |
1777 | adapter->hw_write_wx(adapter, | |
1778 | mem_crb+MIU_TEST_AGT_ADDR_LO, &temp, 4); | |
1779 | temp = 0; | |
1780 | adapter->hw_write_wx(adapter, | |
1781 | mem_crb+MIU_TEST_AGT_ADDR_HI, &temp, 4); | |
1782 | temp = word[i] & 0xffffffff; | |
1783 | adapter->hw_write_wx(adapter, | |
1784 | mem_crb+MIU_TEST_AGT_WRDATA_LO, &temp, 4); | |
1785 | temp = (word[i] >> 32) & 0xffffffff; | |
1786 | adapter->hw_write_wx(adapter, | |
1787 | mem_crb+MIU_TEST_AGT_WRDATA_HI, &temp, 4); | |
1788 | temp = MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; | |
1789 | adapter->hw_write_wx(adapter, | |
1790 | mem_crb+MIU_TEST_AGT_CTRL, &temp, 4); | |
1791 | temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE | MIU_TA_CTL_WRITE; | |
1792 | adapter->hw_write_wx(adapter, | |
1793 | mem_crb+MIU_TEST_AGT_CTRL, &temp, 4); | |
1794 | ||
1795 | for (j = 0; j < MAX_CTL_CHECK; j++) { | |
1796 | adapter->hw_read_wx(adapter, | |
1797 | mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); | |
1798 | if ((temp & MIU_TA_CTL_BUSY) == 0) | |
1799 | break; | |
1800 | } | |
1801 | ||
1802 | if (j >= MAX_CTL_CHECK) { | |
1803 | printk(KERN_ERR "%s: Fail to write through agent\n", | |
1804 | netxen_nic_driver_name); | |
1805 | ret = -1; | |
1806 | break; | |
1807 | } | |
1808 | } | |
1809 | ||
1810 | /* | |
1811 | * netxen_nic_pci_change_crbwindow_128M(adapter, 1); | |
1812 | * write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1813 | */ | |
1814 | return ret; | |
1815 | } | |
1816 | ||
1817 | int | |
1818 | netxen_nic_pci_mem_read_2M(struct netxen_adapter *adapter, | |
1819 | u64 off, void *data, int size) | |
1820 | { | |
1821 | int i, j = 0, k, start, end, loop, sz[2], off0[2]; | |
1822 | uint32_t temp; | |
1823 | uint64_t off8, val, mem_crb, word[2] = {0, 0}; | |
1824 | ||
1825 | /* | |
1826 | * If not MN, go check for MS or invalid. | |
1827 | */ | |
1828 | ||
1829 | if (off >= NETXEN_ADDR_QDR_NET && off <= NETXEN_ADDR_QDR_NET_MAX_P3) | |
1830 | mem_crb = NETXEN_CRB_QDR_NET; | |
1831 | else { | |
1832 | mem_crb = NETXEN_CRB_DDR_NET; | |
1833 | if (netxen_nic_pci_mem_bound_check(adapter, off, size) == 0) | |
1834 | return netxen_nic_pci_mem_read_direct(adapter, | |
1835 | off, data, size); | |
1836 | } | |
1837 | ||
1838 | off8 = off & 0xfffffff8; | |
1839 | off0[0] = off & 0x7; | |
1840 | off0[1] = 0; | |
1841 | sz[0] = (size < (8 - off0[0])) ? size : (8 - off0[0]); | |
1842 | sz[1] = size - sz[0]; | |
1843 | loop = ((off0[0] + size - 1) >> 3) + 1; | |
1844 | ||
1845 | /* | |
1846 | * don't lock here - write_wx gets the lock if each time | |
1847 | * write_lock_irqsave(&adapter->adapter_lock, flags); | |
1848 | * netxen_nic_pci_change_crbwindow_128M(adapter, 0); | |
1849 | */ | |
1850 | ||
1851 | for (i = 0; i < loop; i++) { | |
1852 | temp = off8 + (i << 3); | |
1853 | adapter->hw_write_wx(adapter, | |
1854 | mem_crb + MIU_TEST_AGT_ADDR_LO, &temp, 4); | |
1855 | temp = 0; | |
1856 | adapter->hw_write_wx(adapter, | |
1857 | mem_crb + MIU_TEST_AGT_ADDR_HI, &temp, 4); | |
1858 | temp = MIU_TA_CTL_ENABLE; | |
1859 | adapter->hw_write_wx(adapter, | |
1860 | mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); | |
1861 | temp = MIU_TA_CTL_START | MIU_TA_CTL_ENABLE; | |
1862 | adapter->hw_write_wx(adapter, | |
1863 | mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); | |
1864 | ||
1865 | for (j = 0; j < MAX_CTL_CHECK; j++) { | |
1866 | adapter->hw_read_wx(adapter, | |
1867 | mem_crb + MIU_TEST_AGT_CTRL, &temp, 4); | |
1868 | if ((temp & MIU_TA_CTL_BUSY) == 0) | |
1869 | break; | |
1870 | } | |
1871 | ||
1872 | if (j >= MAX_CTL_CHECK) { | |
1873 | printk(KERN_ERR "%s: Fail to read through agent\n", | |
1874 | netxen_nic_driver_name); | |
1875 | break; | |
1876 | } | |
1877 | ||
1878 | start = off0[i] >> 2; | |
1879 | end = (off0[i] + sz[i] - 1) >> 2; | |
1880 | for (k = start; k <= end; k++) { | |
1881 | adapter->hw_read_wx(adapter, | |
1882 | mem_crb + MIU_TEST_AGT_RDDATA(k), &temp, 4); | |
1883 | word[i] |= ((uint64_t)temp << (32 * k)); | |
1884 | } | |
1885 | } | |
1886 | ||
1887 | /* | |
1888 | * netxen_nic_pci_change_crbwindow_128M(adapter, 1); | |
1889 | * write_unlock_irqrestore(&adapter->adapter_lock, flags); | |
1890 | */ | |
1891 | ||
1892 | if (j >= MAX_CTL_CHECK) | |
1893 | return -1; | |
1894 | ||
1895 | if (sz[0] == 8) { | |
1896 | val = word[0]; | |
1897 | } else { | |
1898 | val = ((word[0] >> (off0[0] * 8)) & (~(~0ULL << (sz[0] * 8)))) | | |
1899 | ((word[1] & (~(~0ULL << (sz[1] * 8)))) << (sz[0] * 8)); | |
1900 | } | |
1901 | ||
1902 | switch (size) { | |
1903 | case 1: | |
1904 | *(uint8_t *)data = val; | |
1905 | break; | |
1906 | case 2: | |
1907 | *(uint16_t *)data = val; | |
1908 | break; | |
1909 | case 4: | |
1910 | *(uint32_t *)data = val; | |
1911 | break; | |
1912 | case 8: | |
1913 | *(uint64_t *)data = val; | |
1914 | break; | |
1915 | } | |
1916 | DPRINTK(1, INFO, "read %llx\n", *(unsigned long long *)data); | |
1917 | return 0; | |
1918 | } | |
1919 | ||
1920 | /* | |
1921 | * Note : only 32-bit writes! | |
1922 | */ | |
1923 | int netxen_nic_pci_write_immediate_2M(struct netxen_adapter *adapter, | |
1924 | u64 off, u32 data) | |
1925 | { | |
1926 | adapter->hw_write_wx(adapter, off, &data, 4); | |
1927 | ||
1928 | return 0; | |
1929 | } | |
1930 | ||
1931 | u32 netxen_nic_pci_read_immediate_2M(struct netxen_adapter *adapter, u64 off) | |
1932 | { | |
1933 | u32 temp; | |
1934 | adapter->hw_read_wx(adapter, off, &temp, 4); | |
1935 | return temp; | |
1936 | } | |
1937 | ||
1938 | void netxen_nic_pci_write_normalize_2M(struct netxen_adapter *adapter, | |
1939 | u64 off, u32 data) | |
1940 | { | |
1941 | adapter->hw_write_wx(adapter, off, &data, 4); | |
1942 | } | |
1943 | ||
1944 | u32 netxen_nic_pci_read_normalize_2M(struct netxen_adapter *adapter, u64 off) | |
1945 | { | |
1946 | u32 temp; | |
1947 | adapter->hw_read_wx(adapter, off, &temp, 4); | |
1948 | return temp; | |
1949 | } | |
1950 | ||
993fb90c | 1951 | #if 0 |
13ba9c77 MT |
1952 | int |
1953 | netxen_nic_erase_pxe(struct netxen_adapter *adapter) | |
1954 | { | |
0d04761d | 1955 | if (netxen_rom_fast_write(adapter, NETXEN_PXE_START, 0) == -1) { |
4790654c | 1956 | printk(KERN_ERR "%s: erase pxe failed\n", |
13ba9c77 MT |
1957 | netxen_nic_driver_name); |
1958 | return -1; | |
1959 | } | |
1960 | return 0; | |
1961 | } | |
993fb90c | 1962 | #endif /* 0 */ |
13ba9c77 | 1963 | |
3d396eb1 AK |
1964 | int netxen_nic_get_board_info(struct netxen_adapter *adapter) |
1965 | { | |
1966 | int rv = 0; | |
0d04761d | 1967 | int addr = NETXEN_BRDCFG_START; |
3d396eb1 AK |
1968 | struct netxen_board_info *boardinfo; |
1969 | int index; | |
1970 | u32 *ptr32; | |
1971 | ||
1972 | boardinfo = &adapter->ahw.boardcfg; | |
1973 | ptr32 = (u32 *) boardinfo; | |
1974 | ||
1975 | for (index = 0; index < sizeof(struct netxen_board_info) / sizeof(u32); | |
1976 | index++) { | |
1977 | if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) { | |
1978 | return -EIO; | |
1979 | } | |
1980 | ptr32++; | |
1981 | addr += sizeof(u32); | |
1982 | } | |
1983 | if (boardinfo->magic != NETXEN_BDINFO_MAGIC) { | |
1984 | printk("%s: ERROR reading %s board config." | |
1985 | " Read %x, expected %x\n", netxen_nic_driver_name, | |
1986 | netxen_nic_driver_name, | |
1987 | boardinfo->magic, NETXEN_BDINFO_MAGIC); | |
1988 | rv = -1; | |
1989 | } | |
1990 | if (boardinfo->header_version != NETXEN_BDINFO_VERSION) { | |
1991 | printk("%s: Unknown board config version." | |
1992 | " Read %x, expected %x\n", netxen_nic_driver_name, | |
1993 | boardinfo->header_version, NETXEN_BDINFO_VERSION); | |
1994 | rv = -1; | |
1995 | } | |
1996 | ||
1997 | DPRINTK(INFO, "Discovered board type:0x%x ", boardinfo->board_type); | |
1998 | switch ((netxen_brdtype_t) boardinfo->board_type) { | |
1999 | case NETXEN_BRDTYPE_P2_SB35_4G: | |
2000 | adapter->ahw.board_type = NETXEN_NIC_GBE; | |
2001 | break; | |
2002 | case NETXEN_BRDTYPE_P2_SB31_10G: | |
2003 | case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: | |
2004 | case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: | |
2005 | case NETXEN_BRDTYPE_P2_SB31_10G_CX4: | |
e4c93c81 DP |
2006 | case NETXEN_BRDTYPE_P3_HMEZ: |
2007 | case NETXEN_BRDTYPE_P3_XG_LOM: | |
2008 | case NETXEN_BRDTYPE_P3_10G_CX4: | |
2009 | case NETXEN_BRDTYPE_P3_10G_CX4_LP: | |
2010 | case NETXEN_BRDTYPE_P3_IMEZ: | |
2011 | case NETXEN_BRDTYPE_P3_10G_SFP_PLUS: | |
2012 | case NETXEN_BRDTYPE_P3_10G_XFP: | |
2013 | case NETXEN_BRDTYPE_P3_10000_BASE_T: | |
2014 | ||
3d396eb1 AK |
2015 | adapter->ahw.board_type = NETXEN_NIC_XGBE; |
2016 | break; | |
2017 | case NETXEN_BRDTYPE_P1_BD: | |
2018 | case NETXEN_BRDTYPE_P1_SB: | |
2019 | case NETXEN_BRDTYPE_P1_SMAX: | |
2020 | case NETXEN_BRDTYPE_P1_SOCK: | |
e4c93c81 DP |
2021 | case NETXEN_BRDTYPE_P3_REF_QG: |
2022 | case NETXEN_BRDTYPE_P3_4_GB: | |
2023 | case NETXEN_BRDTYPE_P3_4_GB_MM: | |
2024 | ||
3d396eb1 AK |
2025 | adapter->ahw.board_type = NETXEN_NIC_GBE; |
2026 | break; | |
2027 | default: | |
2028 | printk("%s: Unknown(%x)\n", netxen_nic_driver_name, | |
2029 | boardinfo->board_type); | |
2030 | break; | |
2031 | } | |
2032 | ||
2033 | return rv; | |
2034 | } | |
2035 | ||
2036 | /* NIU access sections */ | |
2037 | ||
3176ff3e | 2038 | int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu) |
3d396eb1 | 2039 | { |
3d396eb1 | 2040 | netxen_nic_write_w0(adapter, |
3276fbad DP |
2041 | NETXEN_NIU_GB_MAX_FRAME_SIZE(adapter->physical_port), |
2042 | new_mtu); | |
3d396eb1 AK |
2043 | return 0; |
2044 | } | |
2045 | ||
3176ff3e | 2046 | int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu) |
3d396eb1 | 2047 | { |
3d396eb1 | 2048 | new_mtu += NETXEN_NIU_HDRSIZE + NETXEN_NIU_TLRSIZE; |
3276fbad | 2049 | if (adapter->physical_port == 0) |
4790654c | 2050 | netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE, |
595e3fb8 | 2051 | new_mtu); |
4790654c | 2052 | else |
595e3fb8 MT |
2053 | netxen_nic_write_w0(adapter, NETXEN_NIU_XG1_MAX_FRAME_SIZE, |
2054 | new_mtu); | |
3d396eb1 AK |
2055 | return 0; |
2056 | } | |
2057 | ||
3d396eb1 | 2058 | void |
3ce06a32 DP |
2059 | netxen_crb_writelit_adapter(struct netxen_adapter *adapter, |
2060 | unsigned long off, int data) | |
3d396eb1 | 2061 | { |
3ce06a32 | 2062 | adapter->hw_write_wx(adapter, off, &data, 4); |
3d396eb1 AK |
2063 | } |
2064 | ||
3176ff3e | 2065 | void netxen_nic_set_link_parameters(struct netxen_adapter *adapter) |
3d396eb1 | 2066 | { |
a608ab9c AV |
2067 | __u32 status; |
2068 | __u32 autoneg; | |
2069 | __u32 mode; | |
3d396eb1 AK |
2070 | |
2071 | netxen_nic_read_w0(adapter, NETXEN_NIU_MODE, &mode); | |
2072 | if (netxen_get_niu_enable_ge(mode)) { /* Gb 10/100/1000 Mbps mode */ | |
80922fbc AK |
2073 | if (adapter->phy_read |
2074 | && adapter-> | |
13ba9c77 | 2075 | phy_read(adapter, |
3d396eb1 AK |
2076 | NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, |
2077 | &status) == 0) { | |
2078 | if (netxen_get_phy_link(status)) { | |
2079 | switch (netxen_get_phy_speed(status)) { | |
2080 | case 0: | |
3176ff3e | 2081 | adapter->link_speed = SPEED_10; |
3d396eb1 AK |
2082 | break; |
2083 | case 1: | |
3176ff3e | 2084 | adapter->link_speed = SPEED_100; |
3d396eb1 AK |
2085 | break; |
2086 | case 2: | |
3176ff3e | 2087 | adapter->link_speed = SPEED_1000; |
3d396eb1 AK |
2088 | break; |
2089 | default: | |
3176ff3e | 2090 | adapter->link_speed = -1; |
3d396eb1 AK |
2091 | break; |
2092 | } | |
2093 | switch (netxen_get_phy_duplex(status)) { | |
2094 | case 0: | |
3176ff3e | 2095 | adapter->link_duplex = DUPLEX_HALF; |
3d396eb1 AK |
2096 | break; |
2097 | case 1: | |
3176ff3e | 2098 | adapter->link_duplex = DUPLEX_FULL; |
3d396eb1 AK |
2099 | break; |
2100 | default: | |
3176ff3e | 2101 | adapter->link_duplex = -1; |
3d396eb1 AK |
2102 | break; |
2103 | } | |
80922fbc AK |
2104 | if (adapter->phy_read |
2105 | && adapter-> | |
13ba9c77 | 2106 | phy_read(adapter, |
3d396eb1 | 2107 | NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, |
ed25ffa1 | 2108 | &autoneg) != 0) |
3176ff3e | 2109 | adapter->link_autoneg = autoneg; |
3d396eb1 AK |
2110 | } else |
2111 | goto link_down; | |
2112 | } else { | |
2113 | link_down: | |
3176ff3e MT |
2114 | adapter->link_speed = -1; |
2115 | adapter->link_duplex = -1; | |
3d396eb1 AK |
2116 | } |
2117 | } | |
2118 | } | |
2119 | ||
2120 | void netxen_nic_flash_print(struct netxen_adapter *adapter) | |
2121 | { | |
3d396eb1 AK |
2122 | u32 fw_major = 0; |
2123 | u32 fw_minor = 0; | |
2124 | u32 fw_build = 0; | |
cb8011ad | 2125 | char brd_name[NETXEN_MAX_SHORT_NAME]; |
8d74849b HH |
2126 | char serial_num[32]; |
2127 | int i, addr; | |
6d1495f2 | 2128 | __le32 *ptr32; |
3d396eb1 AK |
2129 | |
2130 | struct netxen_board_info *board_info = &(adapter->ahw.boardcfg); | |
dcd56fdb DP |
2131 | |
2132 | adapter->driver_mismatch = 0; | |
2133 | ||
2134 | ptr32 = (u32 *)&serial_num; | |
2135 | addr = NETXEN_USER_START + | |
2136 | offsetof(struct netxen_new_user_info, serial_num); | |
2137 | for (i = 0; i < 8; i++) { | |
2138 | if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) { | |
2139 | printk("%s: ERROR reading %s board userarea.\n", | |
2140 | netxen_nic_driver_name, | |
2141 | netxen_nic_driver_name); | |
2142 | adapter->driver_mismatch = 1; | |
2143 | return; | |
cb8011ad | 2144 | } |
dcd56fdb DP |
2145 | ptr32++; |
2146 | addr += sizeof(u32); | |
2147 | } | |
2148 | ||
3ce06a32 DP |
2149 | adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_MAJOR, &fw_major, 4); |
2150 | adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_MINOR, &fw_minor, 4); | |
2151 | adapter->hw_read_wx(adapter, NETXEN_FW_VERSION_SUB, &fw_build, 4); | |
8d74849b | 2152 | |
2956640d DP |
2153 | adapter->fw_major = fw_major; |
2154 | ||
dcd56fdb | 2155 | if (adapter->portnum == 0) { |
cb8011ad AK |
2156 | get_brd_name_by_type(board_info->board_type, brd_name); |
2157 | ||
2158 | printk("NetXen %s Board S/N %s Chip id 0x%x\n", | |
dcd56fdb DP |
2159 | brd_name, serial_num, board_info->chip_id); |
2160 | printk("NetXen Firmware version %d.%d.%d\n", fw_major, | |
2161 | fw_minor, fw_build); | |
3d396eb1 | 2162 | } |
dcd56fdb | 2163 | |
3d396eb1 | 2164 | if (fw_major != _NETXEN_NIC_LINUX_MAJOR) { |
3d396eb1 AK |
2165 | adapter->driver_mismatch = 1; |
2166 | } | |
90f8b1d2 AK |
2167 | if (fw_minor != _NETXEN_NIC_LINUX_MINOR && |
2168 | fw_minor != (_NETXEN_NIC_LINUX_MINOR + 1)) { | |
3d396eb1 AK |
2169 | adapter->driver_mismatch = 1; |
2170 | } | |
dcd56fdb DP |
2171 | if (adapter->driver_mismatch) { |
2172 | printk(KERN_ERR "%s: driver and firmware version mismatch\n", | |
2173 | adapter->netdev->name); | |
2174 | return; | |
2175 | } | |
3d396eb1 AK |
2176 | } |
2177 |