1 /*
2  * Copyright (C) 2005 - 2011 Emulex
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@emulex.com
12  *
13  * Emulex
14  * 3333 Susan Street
15  * Costa Mesa, CA 92626
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 MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET	0x400
37 #define EP_SEMAPHORE_POST_STAGE_MASK		0x0000FFFF
38 #define EP_SEMAPHORE_POST_ERR_MASK		0x1
39 #define EP_SEMAPHORE_POST_ERR_SHIFT		31
40 
41 /* MPU semphore POST stage values */
42 #define POST_STAGE_AWAITING_HOST_RDY 	0x1 /* FW awaiting goahead from host */
43 #define POST_STAGE_HOST_RDY 		0x2 /* Host has given go-ahed to FW */
44 #define POST_STAGE_BE_RESET		0x3 /* Host wants to reset chip */
45 #define POST_STAGE_ARMFW_RDY		0xc000	/* FW is done with POST */
46 
47 
48 /* Lancer SLIPORT_CONTROL SLIPORT_STATUS registers */
49 #define SLIPORT_STATUS_OFFSET		0x404
50 #define SLIPORT_CONTROL_OFFSET		0x408
51 #define SLIPORT_ERROR1_OFFSET		0x40C
52 #define SLIPORT_ERROR2_OFFSET		0x410
53 
54 #define SLIPORT_STATUS_ERR_MASK		0x80000000
55 #define SLIPORT_STATUS_RN_MASK		0x01000000
56 #define SLIPORT_STATUS_RDY_MASK		0x00800000
57 
58 
59 #define SLI_PORT_CONTROL_IP_MASK	0x08000000
60 
61 /********* Memory BAR register ************/
62 #define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 	0xfc
63 /* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
64  * Disable" may still globally block interrupts in addition to individual
65  * interrupt masks; a mechanism for the device driver to block all interrupts
66  * atomically without having to arbitrate for the PCI Interrupt Disable bit
67  * with the OS.
68  */
69 #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK	(1 << 29) /* bit 29 */
70 
71 /********* Power management (WOL) **********/
72 #define PCICFG_PM_CONTROL_OFFSET		0x44
73 #define PCICFG_PM_CONTROL_MASK			0x108	/* bits 3 & 8 */
74 
75 /********* Online Control Registers *******/
76 #define PCICFG_ONLINE0				0xB0
77 #define PCICFG_ONLINE1				0xB4
78 
79 /********* UE Status and Mask Registers ***/
80 #define PCICFG_UE_STATUS_LOW			0xA0
81 #define PCICFG_UE_STATUS_HIGH			0xA4
82 #define PCICFG_UE_STATUS_LOW_MASK		0xA8
83 #define PCICFG_UE_STATUS_HI_MASK		0xAC
84 
85 /******** SLI_INTF ***********************/
86 #define SLI_INTF_REG_OFFSET			0x58
87 #define SLI_INTF_VALID_MASK			0xE0000000
88 #define SLI_INTF_VALID				0xC0000000
89 #define SLI_INTF_HINT2_MASK			0x1F000000
90 #define SLI_INTF_HINT2_SHIFT			24
91 #define SLI_INTF_HINT1_MASK			0x00FF0000
92 #define SLI_INTF_HINT1_SHIFT			16
93 #define SLI_INTF_FAMILY_MASK			0x00000F00
94 #define SLI_INTF_FAMILY_SHIFT			8
95 #define SLI_INTF_IF_TYPE_MASK			0x0000F000
96 #define SLI_INTF_IF_TYPE_SHIFT			12
97 #define SLI_INTF_REV_MASK			0x000000F0
98 #define SLI_INTF_REV_SHIFT			4
99 #define SLI_INTF_FT_MASK			0x00000001
100 
101 
102 /* SLI family */
103 #define BE_SLI_FAMILY		0x0
104 #define LANCER_A0_SLI_FAMILY	0xA
105 
106 
107 /********* ISR0 Register offset **********/
108 #define CEV_ISR0_OFFSET 			0xC18
109 #define CEV_ISR_SIZE				4
110 
111 /********* Event Q door bell *************/
112 #define DB_EQ_OFFSET			DB_CQ_OFFSET
113 #define DB_EQ_RING_ID_MASK		0x1FF	/* bits 0 - 8 */
114 #define DB_EQ_RING_ID_EXT_MASK		0x3e00  /* bits 9-13 */
115 #define DB_EQ_RING_ID_EXT_MASK_SHIFT	(2) /* qid bits 9-13 placing at 11-15 */
116 
117 /* Clear the interrupt for this eq */
118 #define DB_EQ_CLR_SHIFT			(9)	/* bit 9 */
119 /* Must be 1 */
120 #define DB_EQ_EVNT_SHIFT		(10)	/* bit 10 */
121 /* Number of event entries processed */
122 #define DB_EQ_NUM_POPPED_SHIFT		(16)	/* bits 16 - 28 */
123 /* Rearm bit */
124 #define DB_EQ_REARM_SHIFT		(29)	/* bit 29 */
125 
126 /********* Compl Q door bell *************/
127 #define DB_CQ_OFFSET 			0x120
128 #define DB_CQ_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
129 #define DB_CQ_RING_ID_EXT_MASK		0x7C00	/* bits 10-14 */
130 #define DB_CQ_RING_ID_EXT_MASK_SHIFT	(1)	/* qid bits 10-14
131 						 placing at 11-15 */
132 
133 /* Number of event entries processed */
134 #define DB_CQ_NUM_POPPED_SHIFT		(16) 	/* bits 16 - 28 */
135 /* Rearm bit */
136 #define DB_CQ_REARM_SHIFT		(29) 	/* bit 29 */
137 
138 /********** TX ULP door bell *************/
139 #define DB_TXULP1_OFFSET		0x60
140 #define DB_TXULP_RING_ID_MASK		0x7FF	/* bits 0 - 10 */
141 /* Number of tx entries posted */
142 #define DB_TXULP_NUM_POSTED_SHIFT	(16)	/* bits 16 - 29 */
143 #define DB_TXULP_NUM_POSTED_MASK	0x3FFF	/* bits 16 - 29 */
144 
145 /********** RQ(erx) door bell ************/
146 #define DB_RQ_OFFSET 			0x100
147 #define DB_RQ_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
148 /* Number of rx frags posted */
149 #define DB_RQ_NUM_POSTED_SHIFT		(24)	/* bits 24 - 31 */
150 
151 /********** MCC door bell ************/
152 #define DB_MCCQ_OFFSET 			0x140
153 #define DB_MCCQ_RING_ID_MASK		0x7FF	/* bits 0 - 10 */
154 /* Number of entries posted */
155 #define DB_MCCQ_NUM_POSTED_SHIFT	(16)	/* bits 16 - 29 */
156 
157 /********** SRIOV VF PCICFG OFFSET ********/
158 #define SRIOV_VF_PCICFG_OFFSET		(4096)
159 
160 /********** FAT TABLE  ********/
161 #define RETRIEVE_FAT	0
162 #define QUERY_FAT	1
163 
164 /* Flashrom related descriptors */
165 #define IMAGE_TYPE_FIRMWARE		160
166 #define IMAGE_TYPE_BOOTCODE		224
167 #define IMAGE_TYPE_OPTIONROM		32
168 
169 #define NUM_FLASHDIR_ENTRIES		32
170 
171 #define IMG_TYPE_ISCSI_ACTIVE		0
172 #define IMG_TYPE_REDBOOT		1
173 #define IMG_TYPE_BIOS			2
174 #define IMG_TYPE_PXE_BIOS		3
175 #define IMG_TYPE_FCOE_BIOS		8
176 #define IMG_TYPE_ISCSI_BACKUP		9
177 #define IMG_TYPE_FCOE_FW_ACTIVE		10
178 #define IMG_TYPE_FCOE_FW_BACKUP 	11
179 #define IMG_TYPE_NCSI_FW		13
180 #define IMG_TYPE_PHY_FW			99
181 #define TN_8022				13
182 
183 #define ILLEGAL_IOCTL_REQ		2
184 #define FLASHROM_OPER_PHY_FLASH		9
185 #define FLASHROM_OPER_PHY_SAVE		10
186 #define FLASHROM_OPER_FLASH		1
187 #define FLASHROM_OPER_SAVE		2
188 #define FLASHROM_OPER_REPORT		4
189 
190 #define FLASH_IMAGE_MAX_SIZE_g2		(1310720) /* Max firmware image size */
191 #define FLASH_BIOS_IMAGE_MAX_SIZE_g2	(262144)  /* Max OPTION ROM image sz */
192 #define FLASH_REDBOOT_IMAGE_MAX_SIZE_g2	(262144)  /* Max Redboot image sz    */
193 #define FLASH_IMAGE_MAX_SIZE_g3		(2097152) /* Max firmware image size */
194 #define FLASH_BIOS_IMAGE_MAX_SIZE_g3	(524288)  /* Max OPTION ROM image sz */
195 #define FLASH_REDBOOT_IMAGE_MAX_SIZE_g3	(1048576)  /* Max Redboot image sz    */
196 #define FLASH_NCSI_IMAGE_MAX_SIZE_g3	(262144)
197 #define FLASH_PHY_FW_IMAGE_MAX_SIZE_g3	262144
198 
199 #define FLASH_NCSI_MAGIC		(0x16032009)
200 #define FLASH_NCSI_DISABLED		(0)
201 #define FLASH_NCSI_ENABLED		(1)
202 
203 #define FLASH_NCSI_BITFILE_HDR_OFFSET	(0x600000)
204 
205 /* Offsets for components on Flash. */
206 #define FLASH_iSCSI_PRIMARY_IMAGE_START_g2 (1048576)
207 #define FLASH_iSCSI_BACKUP_IMAGE_START_g2  (2359296)
208 #define FLASH_FCoE_PRIMARY_IMAGE_START_g2  (3670016)
209 #define FLASH_FCoE_BACKUP_IMAGE_START_g2   (4980736)
210 #define FLASH_iSCSI_BIOS_START_g2          (7340032)
211 #define FLASH_PXE_BIOS_START_g2            (7864320)
212 #define FLASH_FCoE_BIOS_START_g2           (524288)
213 #define FLASH_REDBOOT_START_g2		  (0)
214 
215 #define FLASH_NCSI_START_g3		   (15990784)
216 #define FLASH_iSCSI_PRIMARY_IMAGE_START_g3 (2097152)
217 #define FLASH_iSCSI_BACKUP_IMAGE_START_g3  (4194304)
218 #define FLASH_FCoE_PRIMARY_IMAGE_START_g3  (6291456)
219 #define FLASH_FCoE_BACKUP_IMAGE_START_g3   (8388608)
220 #define FLASH_iSCSI_BIOS_START_g3          (12582912)
221 #define FLASH_PXE_BIOS_START_g3            (13107200)
222 #define FLASH_FCoE_BIOS_START_g3           (13631488)
223 #define FLASH_REDBOOT_START_g3             (262144)
224 #define FLASH_PHY_FW_START_g3		   1310720
225 
226 /************* Rx Packet Type Encoding **************/
227 #define BE_UNICAST_PACKET		0
228 #define BE_MULTICAST_PACKET		1
229 #define BE_BROADCAST_PACKET		2
230 #define BE_RSVD_PACKET			3
231 
232 /*
233  * BE descriptors: host memory data structures whose formats
234  * are hardwired in BE silicon.
235  */
236 /* Event Queue Descriptor */
237 #define EQ_ENTRY_VALID_MASK 		0x1	/* bit 0 */
238 #define EQ_ENTRY_RES_ID_MASK 		0xFFFF	/* bits 16 - 31 */
239 #define EQ_ENTRY_RES_ID_SHIFT 		16
240 
241 struct be_eq_entry {
242 	u32 evt;
243 };
244 
245 /* TX Queue Descriptor */
246 #define ETH_WRB_FRAG_LEN_MASK		0xFFFF
247 struct be_eth_wrb {
248 	u32 frag_pa_hi;		/* dword 0 */
249 	u32 frag_pa_lo;		/* dword 1 */
250 	u32 rsvd0;		/* dword 2 */
251 	u32 frag_len;		/* dword 3: bits 0 - 15 */
252 } __packed;
253 
254 /* Pseudo amap definition for eth_hdr_wrb in which each bit of the
255  * actual structure is defined as a byte : used to calculate
256  * offset/shift/mask of each field */
257 struct amap_eth_hdr_wrb {
258 	u8 rsvd0[32];		/* dword 0 */
259 	u8 rsvd1[32];		/* dword 1 */
260 	u8 complete;		/* dword 2 */
261 	u8 event;
262 	u8 crc;
263 	u8 forward;
264 	u8 lso6;
265 	u8 mgmt;
266 	u8 ipcs;
267 	u8 udpcs;
268 	u8 tcpcs;
269 	u8 lso;
270 	u8 vlan;
271 	u8 gso[2];
272 	u8 num_wrb[5];
273 	u8 lso_mss[14];
274 	u8 len[16];		/* dword 3 */
275 	u8 vlan_tag[16];
276 } __packed;
277 
278 struct be_eth_hdr_wrb {
279 	u32 dw[4];
280 };
281 
282 /* TX Compl Queue Descriptor */
283 
284 /* Pseudo amap definition for eth_tx_compl in which each bit of the
285  * actual structure is defined as a byte: used to calculate
286  * offset/shift/mask of each field */
287 struct amap_eth_tx_compl {
288 	u8 wrb_index[16];	/* dword 0 */
289 	u8 ct[2]; 		/* dword 0 */
290 	u8 port[2];		/* dword 0 */
291 	u8 rsvd0[8];		/* dword 0 */
292 	u8 status[4];		/* dword 0 */
293 	u8 user_bytes[16];	/* dword 1 */
294 	u8 nwh_bytes[8];	/* dword 1 */
295 	u8 lso;			/* dword 1 */
296 	u8 cast_enc[2];		/* dword 1 */
297 	u8 rsvd1[5];		/* dword 1 */
298 	u8 rsvd2[32];		/* dword 2 */
299 	u8 pkts[16];		/* dword 3 */
300 	u8 ringid[11];		/* dword 3 */
301 	u8 hash_val[4];		/* dword 3 */
302 	u8 valid;		/* dword 3 */
303 } __packed;
304 
305 struct be_eth_tx_compl {
306 	u32 dw[4];
307 };
308 
309 /* RX Queue Descriptor */
310 struct be_eth_rx_d {
311 	u32 fragpa_hi;
312 	u32 fragpa_lo;
313 };
314 
315 /* RX Compl Queue Descriptor */
316 
317 /* Pseudo amap definition for BE2 and BE3 legacy mode eth_rx_compl in which
318  * each bit of the actual structure is defined as a byte: used to calculate
319  * offset/shift/mask of each field */
320 struct amap_eth_rx_compl_v0 {
321 	u8 vlan_tag[16];	/* dword 0 */
322 	u8 pktsize[14];		/* dword 0 */
323 	u8 port;		/* dword 0 */
324 	u8 ip_opt;		/* dword 0 */
325 	u8 err;			/* dword 1 */
326 	u8 rsshp;		/* dword 1 */
327 	u8 ipf;			/* dword 1 */
328 	u8 tcpf;		/* dword 1 */
329 	u8 udpf;		/* dword 1 */
330 	u8 ipcksm;		/* dword 1 */
331 	u8 l4_cksm;		/* dword 1 */
332 	u8 ip_version;		/* dword 1 */
333 	u8 macdst[6];		/* dword 1 */
334 	u8 vtp;			/* dword 1 */
335 	u8 rsvd0;		/* dword 1 */
336 	u8 fragndx[10];		/* dword 1 */
337 	u8 ct[2];		/* dword 1 */
338 	u8 sw;			/* dword 1 */
339 	u8 numfrags[3];		/* dword 1 */
340 	u8 rss_flush;		/* dword 2 */
341 	u8 cast_enc[2];		/* dword 2 */
342 	u8 vtm;			/* dword 2 */
343 	u8 rss_bank;		/* dword 2 */
344 	u8 rsvd1[23];		/* dword 2 */
345 	u8 lro_pkt;		/* dword 2 */
346 	u8 rsvd2[2];		/* dword 2 */
347 	u8 valid;		/* dword 2 */
348 	u8 rsshash[32];		/* dword 3 */
349 } __packed;
350 
351 /* Pseudo amap definition for BE3 native mode eth_rx_compl in which
352  * each bit of the actual structure is defined as a byte: used to calculate
353  * offset/shift/mask of each field */
354 struct amap_eth_rx_compl_v1 {
355 	u8 vlan_tag[16];	/* dword 0 */
356 	u8 pktsize[14];		/* dword 0 */
357 	u8 vtp;			/* dword 0 */
358 	u8 ip_opt;		/* dword 0 */
359 	u8 err;			/* dword 1 */
360 	u8 rsshp;		/* dword 1 */
361 	u8 ipf;			/* dword 1 */
362 	u8 tcpf;		/* dword 1 */
363 	u8 udpf;		/* dword 1 */
364 	u8 ipcksm;		/* dword 1 */
365 	u8 l4_cksm;		/* dword 1 */
366 	u8 ip_version;		/* dword 1 */
367 	u8 macdst[7];		/* dword 1 */
368 	u8 rsvd0;		/* dword 1 */
369 	u8 fragndx[10];		/* dword 1 */
370 	u8 ct[2];		/* dword 1 */
371 	u8 sw;			/* dword 1 */
372 	u8 numfrags[3];		/* dword 1 */
373 	u8 rss_flush;		/* dword 2 */
374 	u8 cast_enc[2];		/* dword 2 */
375 	u8 vtm;			/* dword 2 */
376 	u8 rss_bank;		/* dword 2 */
377 	u8 port[2];		/* dword 2 */
378 	u8 vntagp;		/* dword 2 */
379 	u8 header_len[8];	/* dword 2 */
380 	u8 header_split[2];	/* dword 2 */
381 	u8 rsvd1[13];		/* dword 2 */
382 	u8 valid;		/* dword 2 */
383 	u8 rsshash[32];		/* dword 3 */
384 } __packed;
385 
386 struct be_eth_rx_compl {
387 	u32 dw[4];
388 };
389 
390 struct mgmt_hba_attribs {
391 	u8 flashrom_version_string[32];
392 	u8 manufacturer_name[32];
393 	u32 supported_modes;
394 	u32 rsvd0[3];
395 	u8 ncsi_ver_string[12];
396 	u32 default_extended_timeout;
397 	u8 controller_model_number[32];
398 	u8 controller_description[64];
399 	u8 controller_serial_number[32];
400 	u8 ip_version_string[32];
401 	u8 firmware_version_string[32];
402 	u8 bios_version_string[32];
403 	u8 redboot_version_string[32];
404 	u8 driver_version_string[32];
405 	u8 fw_on_flash_version_string[32];
406 	u32 functionalities_supported;
407 	u16 max_cdblength;
408 	u8 asic_revision;
409 	u8 generational_guid[16];
410 	u8 hba_port_count;
411 	u16 default_link_down_timeout;
412 	u8 iscsi_ver_min_max;
413 	u8 multifunction_device;
414 	u8 cache_valid;
415 	u8 hba_status;
416 	u8 max_domains_supported;
417 	u8 phy_port;
418 	u32 firmware_post_status;
419 	u32 hba_mtu[8];
420 	u32 rsvd1[4];
421 };
422 
423 struct mgmt_controller_attrib {
424 	struct mgmt_hba_attribs hba_attribs;
425 	u16 pci_vendor_id;
426 	u16 pci_device_id;
427 	u16 pci_sub_vendor_id;
428 	u16 pci_sub_system_id;
429 	u8 pci_bus_number;
430 	u8 pci_device_number;
431 	u8 pci_function_number;
432 	u8 interface_type;
433 	u64 unique_identifier;
434 	u32 rsvd0[5];
435 };
436 
437 struct controller_id {
438 	u32 vendor;
439 	u32 device;
440 	u32 subvendor;
441 	u32 subdevice;
442 };
443 
444 struct flash_comp {
445 	unsigned long offset;
446 	int optype;
447 	int size;
448 };
449 
450 struct image_hdr {
451 	u32 imageid;
452 	u32 imageoffset;
453 	u32 imagelength;
454 	u32 image_checksum;
455 	u8 image_version[32];
456 };
457 struct flash_file_hdr_g2 {
458 	u8 sign[32];
459 	u32 cksum;
460 	u32 antidote;
461 	struct controller_id cont_id;
462 	u32 file_len;
463 	u32 chunk_num;
464 	u32 total_chunks;
465 	u32 num_imgs;
466 	u8 build[24];
467 };
468 
469 struct flash_file_hdr_g3 {
470 	u8 sign[52];
471 	u8 ufi_version[4];
472 	u32 file_len;
473 	u32 cksum;
474 	u32 antidote;
475 	u32 num_imgs;
476 	u8 build[24];
477 	u8 rsvd[32];
478 };
479 
480 struct flash_section_hdr {
481 	u32 format_rev;
482 	u32 cksum;
483 	u32 antidote;
484 	u32 build_no;
485 	u8 id_string[64];
486 	u32 active_entry_mask;
487 	u32 valid_entry_mask;
488 	u32 org_content_mask;
489 	u32 rsvd0;
490 	u32 rsvd1;
491 	u32 rsvd2;
492 	u32 rsvd3;
493 	u32 rsvd4;
494 };
495 
496 struct flash_section_entry {
497 	u32 type;
498 	u32 offset;
499 	u32 pad_size;
500 	u32 image_size;
501 	u32 cksum;
502 	u32 entry_point;
503 	u32 rsvd0;
504 	u32 rsvd1;
505 	u8 ver_data[32];
506 };
507 
508 struct flash_section_info {
509 	u8 cookie[32];
510 	struct flash_section_hdr fsec_hdr;
511 	struct flash_section_entry fsec_entry[32];
512 };
513