r8169: enable 64-bit DMA by default for PCI Express devices (v2)
[deliverable/linux.git] / drivers / net / benet / be_hw.h
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1/*
2 * Copyright (C) 2005 - 2009 ServerEngines
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation. The full GNU General
8 * Public License is included in this distribution in the file called COPYING.
9 *
10 * Contact Information:
11 * linux-drivers@serverengines.com
12 *
13 * ServerEngines
14 * 209 N. Fair Oaks Ave
15 * Sunnyvale, CA 94085
16 */
17
18/********* Mailbox door bell *************/
19/* Used for driver communication with the FW.
20 * The software must write this register twice to post any command. First,
21 * it writes the register with hi=1 and the upper bits of the physical address
22 * for the MAILBOX structure. Software must poll the ready bit until this
23 * is acknowledged. Then, sotware writes the register with hi=0 with the lower
24 * bits in the address. It must poll the ready bit until the command is
25 * complete. Upon completion, the MAILBOX will contain a valid completion
26 * queue entry.
27 */
28#define MPU_MAILBOX_DB_OFFSET 0x160
29#define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */
30#define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */
31
32#define MPU_EP_CONTROL 0
33
34/********** MPU semphore ******************/
35#define MPU_EP_SEMAPHORE_OFFSET 0xac
36#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
37#define EP_SEMAPHORE_POST_ERR_MASK 0x1
38#define EP_SEMAPHORE_POST_ERR_SHIFT 31
39/* MPU semphore POST stage values */
40#define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */
41#define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */
42#define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */
43#define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */
44
45/********* Memory BAR register ************/
46#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc
47/* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
48 * Disable" may still globally block interrupts in addition to individual
49 * interrupt masks; a mechanism for the device driver to block all interrupts
50 * atomically without having to arbitrate for the PCI Interrupt Disable bit
51 * with the OS.
52 */
53#define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK (1 << 29) /* bit 29 */
6b7c5b94 54
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55/********* Power managment (WOL) **********/
56#define PCICFG_PM_CONTROL_OFFSET 0x44
57#define PCICFG_PM_CONTROL_MASK 0x108 /* bits 3 & 8 */
58
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59/********* ISR0 Register offset **********/
60#define CEV_ISR0_OFFSET 0xC18
61#define CEV_ISR_SIZE 4
62
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63/********* Event Q door bell *************/
64#define DB_EQ_OFFSET DB_CQ_OFFSET
65#define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */
66/* Clear the interrupt for this eq */
67#define DB_EQ_CLR_SHIFT (9) /* bit 9 */
68/* Must be 1 */
5fb379ee 69#define DB_EQ_EVNT_SHIFT (10) /* bit 10 */
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70/* Number of event entries processed */
71#define DB_EQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */
72/* Rearm bit */
73#define DB_EQ_REARM_SHIFT (29) /* bit 29 */
74
75/********* Compl Q door bell *************/
76#define DB_CQ_OFFSET 0x120
77#define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */
78/* Number of event entries processed */
79#define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */
80/* Rearm bit */
81#define DB_CQ_REARM_SHIFT (29) /* bit 29 */
82
83/********** TX ULP door bell *************/
84#define DB_TXULP1_OFFSET 0x60
85#define DB_TXULP_RING_ID_MASK 0x7FF /* bits 0 - 10 */
86/* Number of tx entries posted */
87#define DB_TXULP_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */
88#define DB_TXULP_NUM_POSTED_MASK 0x3FFF /* bits 16 - 29 */
89
90/********** RQ(erx) door bell ************/
91#define DB_RQ_OFFSET 0x100
92#define DB_RQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */
93/* Number of rx frags posted */
94#define DB_RQ_NUM_POSTED_SHIFT (24) /* bits 24 - 31 */
95
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96/********** MCC door bell ************/
97#define DB_MCCQ_OFFSET 0x140
98#define DB_MCCQ_RING_ID_MASK 0x7FF /* bits 0 - 10 */
99/* Number of entries posted */
100#define DB_MCCQ_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */
101
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102/* Flashrom related descriptors */
103#define IMAGE_TYPE_FIRMWARE 160
104#define IMAGE_TYPE_BOOTCODE 224
105#define IMAGE_TYPE_OPTIONROM 32
106
107#define NUM_FLASHDIR_ENTRIES 32
108
109#define IMG_TYPE_ISCSI_ACTIVE 0
110#define IMG_TYPE_REDBOOT 1
111#define IMG_TYPE_BIOS 2
112#define IMG_TYPE_PXE_BIOS 3
113#define IMG_TYPE_FCOE_BIOS 8
114#define IMG_TYPE_ISCSI_BACKUP 9
115#define IMG_TYPE_FCOE_FW_ACTIVE 10
116#define IMG_TYPE_FCOE_FW_BACKUP 11
117#define IMG_TYPE_NCSI_BITFILE 13
118#define IMG_TYPE_NCSI_8051 14
119
120#define FLASHROM_OPER_FLASH 1
121#define FLASHROM_OPER_SAVE 2
122#define FLASHROM_OPER_REPORT 4
123
124#define FLASH_IMAGE_MAX_SIZE_g2 (1310720) /* Max firmware image sz */
125#define FLASH_BIOS_IMAGE_MAX_SIZE_g2 (262144) /* Max OPTION ROM img sz */
126#define FLASH_REDBOOT_IMAGE_MAX_SIZE_g2 (262144) /* Max Redboot image sz */
127#define FLASH_IMAGE_MAX_SIZE_g3 (2097152) /* Max fw image size */
128#define FLASH_BIOS_IMAGE_MAX_SIZE_g3 (524288) /* Max OPTION ROM img sz */
129#define FLASH_REDBOOT_IMAGE_MAX_SIZE_g3 (1048576) /* Max Redboot image sz */
130
131#define FLASH_NCSI_MAGIC (0x16032009)
132#define FLASH_NCSI_DISABLED (0)
133#define FLASH_NCSI_ENABLED (1)
134
135#define FLASH_NCSI_BITFILE_HDR_OFFSET (0x600000)
136
137/* Offsets for components on Flash. */
138#define FLASH_iSCSI_PRIMARY_IMAGE_START_g2 (1048576)
139#define FLASH_iSCSI_BACKUP_IMAGE_START_g2 (2359296)
140#define FLASH_FCoE_PRIMARY_IMAGE_START_g2 (3670016)
141#define FLASH_FCoE_BACKUP_IMAGE_START_g2 (4980736)
142#define FLASH_iSCSI_BIOS_START_g2 (7340032)
143#define FLASH_PXE_BIOS_START_g2 (7864320)
144#define FLASH_FCoE_BIOS_START_g2 (524288)
145#define FLASH_REDBOOT_START_g2 (0)
146
147#define FLASH_iSCSI_PRIMARY_IMAGE_START_g3 (2097152)
148#define FLASH_iSCSI_BACKUP_IMAGE_START_g3 (4194304)
149#define FLASH_FCoE_PRIMARY_IMAGE_START_g3 (6291456)
150#define FLASH_FCoE_BACKUP_IMAGE_START_g3 (8388608)
151#define FLASH_iSCSI_BIOS_START_g3 (12582912)
152#define FLASH_PXE_BIOS_START_g3 (13107200)
153#define FLASH_FCoE_BIOS_START_g3 (13631488)
154#define FLASH_REDBOOT_START_g3 (262144)
155
156
157
158
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159/*
160 * BE descriptors: host memory data structures whose formats
161 * are hardwired in BE silicon.
162 */
163/* Event Queue Descriptor */
164#define EQ_ENTRY_VALID_MASK 0x1 /* bit 0 */
165#define EQ_ENTRY_RES_ID_MASK 0xFFFF /* bits 16 - 31 */
166#define EQ_ENTRY_RES_ID_SHIFT 16
3f0d4560 167
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168struct be_eq_entry {
169 u32 evt;
170};
171
172/* TX Queue Descriptor */
173#define ETH_WRB_FRAG_LEN_MASK 0xFFFF
174struct be_eth_wrb {
175 u32 frag_pa_hi; /* dword 0 */
176 u32 frag_pa_lo; /* dword 1 */
177 u32 rsvd0; /* dword 2 */
178 u32 frag_len; /* dword 3: bits 0 - 15 */
179} __packed;
180
181/* Pseudo amap definition for eth_hdr_wrb in which each bit of the
182 * actual structure is defined as a byte : used to calculate
183 * offset/shift/mask of each field */
184struct amap_eth_hdr_wrb {
185 u8 rsvd0[32]; /* dword 0 */
186 u8 rsvd1[32]; /* dword 1 */
187 u8 complete; /* dword 2 */
188 u8 event;
189 u8 crc;
190 u8 forward;
191 u8 ipsec;
192 u8 mgmt;
193 u8 ipcs;
194 u8 udpcs;
195 u8 tcpcs;
196 u8 lso;
197 u8 vlan;
198 u8 gso[2];
199 u8 num_wrb[5];
200 u8 lso_mss[14];
201 u8 len[16]; /* dword 3 */
202 u8 vlan_tag[16];
203} __packed;
204
205struct be_eth_hdr_wrb {
206 u32 dw[4];
207};
208
209/* TX Compl Queue Descriptor */
210
211/* Pseudo amap definition for eth_tx_compl in which each bit of the
212 * actual structure is defined as a byte: used to calculate
213 * offset/shift/mask of each field */
214struct amap_eth_tx_compl {
215 u8 wrb_index[16]; /* dword 0 */
216 u8 ct[2]; /* dword 0 */
217 u8 port[2]; /* dword 0 */
218 u8 rsvd0[8]; /* dword 0 */
219 u8 status[4]; /* dword 0 */
220 u8 user_bytes[16]; /* dword 1 */
221 u8 nwh_bytes[8]; /* dword 1 */
222 u8 lso; /* dword 1 */
223 u8 cast_enc[2]; /* dword 1 */
224 u8 rsvd1[5]; /* dword 1 */
225 u8 rsvd2[32]; /* dword 2 */
226 u8 pkts[16]; /* dword 3 */
227 u8 ringid[11]; /* dword 3 */
228 u8 hash_val[4]; /* dword 3 */
229 u8 valid; /* dword 3 */
230} __packed;
231
232struct be_eth_tx_compl {
233 u32 dw[4];
234};
235
236/* RX Queue Descriptor */
237struct be_eth_rx_d {
238 u32 fragpa_hi;
239 u32 fragpa_lo;
240};
241
242/* RX Compl Queue Descriptor */
243
244/* Pseudo amap definition for eth_rx_compl in which each bit of the
245 * actual structure is defined as a byte: used to calculate
246 * offset/shift/mask of each field */
247struct amap_eth_rx_compl {
248 u8 vlan_tag[16]; /* dword 0 */
249 u8 pktsize[14]; /* dword 0 */
250 u8 port; /* dword 0 */
251 u8 ip_opt; /* dword 0 */
252 u8 err; /* dword 1 */
253 u8 rsshp; /* dword 1 */
254 u8 ipf; /* dword 1 */
255 u8 tcpf; /* dword 1 */
256 u8 udpf; /* dword 1 */
257 u8 ipcksm; /* dword 1 */
258 u8 l4_cksm; /* dword 1 */
259 u8 ip_version; /* dword 1 */
260 u8 macdst[6]; /* dword 1 */
261 u8 vtp; /* dword 1 */
262 u8 rsvd0; /* dword 1 */
263 u8 fragndx[10]; /* dword 1 */
264 u8 ct[2]; /* dword 1 */
265 u8 sw; /* dword 1 */
266 u8 numfrags[3]; /* dword 1 */
267 u8 rss_flush; /* dword 2 */
268 u8 cast_enc[2]; /* dword 2 */
84517482 269 u8 vtm; /* dword 2 */
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270 u8 rss_bank; /* dword 2 */
271 u8 rsvd1[23]; /* dword 2 */
272 u8 lro_pkt; /* dword 2 */
273 u8 rsvd2[2]; /* dword 2 */
274 u8 valid; /* dword 2 */
275 u8 rsshash[32]; /* dword 3 */
276} __packed;
277
278struct be_eth_rx_compl {
279 u32 dw[4];
280};
84517482 281
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282struct controller_id {
283 u32 vendor;
284 u32 device;
285 u32 subvendor;
286 u32 subdevice;
287};
288
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289struct flash_comp {
290 unsigned long offset;
291 int optype;
292 int size;
293};
294
295struct image_hdr {
296 u32 imageid;
297 u32 imageoffset;
298 u32 imagelength;
299 u32 image_checksum;
300 u8 image_version[32];
301};
302struct flash_file_hdr_g2 {
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303 u8 sign[32];
304 u32 cksum;
305 u32 antidote;
306 struct controller_id cont_id;
307 u32 file_len;
308 u32 chunk_num;
309 u32 total_chunks;
310 u32 num_imgs;
311 u8 build[24];
312};
313
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314struct flash_file_hdr_g3 {
315 u8 sign[52];
316 u8 ufi_version[4];
317 u32 file_len;
318 u32 cksum;
319 u32 antidote;
320 u32 num_imgs;
321 u8 build[24];
322 u8 rsvd[32];
323};
324
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325struct flash_section_hdr {
326 u32 format_rev;
327 u32 cksum;
328 u32 antidote;
329 u32 build_no;
330 u8 id_string[64];
331 u32 active_entry_mask;
332 u32 valid_entry_mask;
333 u32 org_content_mask;
334 u32 rsvd0;
335 u32 rsvd1;
336 u32 rsvd2;
337 u32 rsvd3;
338 u32 rsvd4;
339};
340
341struct flash_section_entry {
342 u32 type;
343 u32 offset;
344 u32 pad_size;
345 u32 image_size;
346 u32 cksum;
347 u32 entry_point;
348 u32 rsvd0;
349 u32 rsvd1;
350 u8 ver_data[32];
351};
352
353struct flash_section_info {
354 u8 cookie[32];
355 struct flash_section_hdr fsec_hdr;
356 struct flash_section_entry fsec_entry[32];
357};
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