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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _GDTH_H
2#define _GDTH_H
3
4/*
5 * Header file for the GDT Disk Array/Storage RAID controllers driver for Linux
6 *
Leubner, Achimcbd5f692006-06-09 11:34:29 -07007 * gdth.h Copyright (C) 1995-06 ICP vortex, Achim Leubner
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 * See gdth.c for further informations and
9 * below for supported controller types
10 *
11 * <achim_leubner@adaptec.com>
12 *
Leubner, Achimcbd5f692006-06-09 11:34:29 -070013 * $Id: gdth.h,v 1.58 2006/01/11 16:14:09 achim Exp $
Linus Torvalds1da177e2005-04-16 15:20:36 -070014 */
15
Linus Torvalds1da177e2005-04-16 15:20:36 -070016#include <linux/types.h>
17
18#ifndef TRUE
19#define TRUE 1
20#endif
21#ifndef FALSE
22#define FALSE 0
23#endif
24
25/* defines, macros */
26
27/* driver version */
Leubner, Achimcbd5f692006-06-09 11:34:29 -070028#define GDTH_VERSION_STR "3.05"
Linus Torvalds1da177e2005-04-16 15:20:36 -070029#define GDTH_VERSION 3
Leubner, Achimcbd5f692006-06-09 11:34:29 -070030#define GDTH_SUBVERSION 5
Linus Torvalds1da177e2005-04-16 15:20:36 -070031
32/* protocol version */
33#define PROTOCOL_VERSION 1
34
35/* OEM IDs */
36#define OEM_ID_ICP 0x941c
37#define OEM_ID_INTEL 0x8000
38
39/* controller classes */
40#define GDT_ISA 0x01 /* ISA controller */
41#define GDT_EISA 0x02 /* EISA controller */
42#define GDT_PCI 0x03 /* PCI controller */
43#define GDT_PCINEW 0x04 /* new PCI controller */
44#define GDT_PCIMPR 0x05 /* PCI MPR controller */
45/* GDT_EISA, controller subtypes EISA */
46#define GDT3_ID 0x0130941c /* GDT3000/3020 */
47#define GDT3A_ID 0x0230941c /* GDT3000A/3020A/3050A */
48#define GDT3B_ID 0x0330941c /* GDT3000B/3010A */
49/* GDT_ISA */
50#define GDT2_ID 0x0120941c /* GDT2000/2020 */
51
52/* vendor ID, device IDs (PCI) */
53/* these defines should already exist in <linux/pci.h> */
54#ifndef PCI_VENDOR_ID_VORTEX
55#define PCI_VENDOR_ID_VORTEX 0x1119 /* PCI controller vendor ID */
56#endif
57#ifndef PCI_VENDOR_ID_INTEL
58#define PCI_VENDOR_ID_INTEL 0x8086
59#endif
60
61#ifndef PCI_DEVICE_ID_VORTEX_GDT60x0
62/* GDT_PCI */
63#define PCI_DEVICE_ID_VORTEX_GDT60x0 0 /* GDT6000/6020/6050 */
64#define PCI_DEVICE_ID_VORTEX_GDT6000B 1 /* GDT6000B/6010 */
65/* GDT_PCINEW */
66#define PCI_DEVICE_ID_VORTEX_GDT6x10 2 /* GDT6110/6510 */
67#define PCI_DEVICE_ID_VORTEX_GDT6x20 3 /* GDT6120/6520 */
68#define PCI_DEVICE_ID_VORTEX_GDT6530 4 /* GDT6530 */
69#define PCI_DEVICE_ID_VORTEX_GDT6550 5 /* GDT6550 */
70/* GDT_PCINEW, wide/ultra SCSI controllers */
71#define PCI_DEVICE_ID_VORTEX_GDT6x17 6 /* GDT6117/6517 */
72#define PCI_DEVICE_ID_VORTEX_GDT6x27 7 /* GDT6127/6527 */
73#define PCI_DEVICE_ID_VORTEX_GDT6537 8 /* GDT6537 */
74#define PCI_DEVICE_ID_VORTEX_GDT6557 9 /* GDT6557/6557-ECC */
75/* GDT_PCINEW, wide SCSI controllers */
76#define PCI_DEVICE_ID_VORTEX_GDT6x15 10 /* GDT6115/6515 */
77#define PCI_DEVICE_ID_VORTEX_GDT6x25 11 /* GDT6125/6525 */
78#define PCI_DEVICE_ID_VORTEX_GDT6535 12 /* GDT6535 */
79#define PCI_DEVICE_ID_VORTEX_GDT6555 13 /* GDT6555/6555-ECC */
80#endif
81
82#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RP
83/* GDT_MPR, RP series, wide/ultra SCSI */
84#define PCI_DEVICE_ID_VORTEX_GDT6x17RP 0x100 /* GDT6117RP/GDT6517RP */
85#define PCI_DEVICE_ID_VORTEX_GDT6x27RP 0x101 /* GDT6127RP/GDT6527RP */
86#define PCI_DEVICE_ID_VORTEX_GDT6537RP 0x102 /* GDT6537RP */
87#define PCI_DEVICE_ID_VORTEX_GDT6557RP 0x103 /* GDT6557RP */
88/* GDT_MPR, RP series, narrow/ultra SCSI */
89#define PCI_DEVICE_ID_VORTEX_GDT6x11RP 0x104 /* GDT6111RP/GDT6511RP */
90#define PCI_DEVICE_ID_VORTEX_GDT6x21RP 0x105 /* GDT6121RP/GDT6521RP */
91#endif
92#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RD
93/* GDT_MPR, RD series, wide/ultra SCSI */
94#define PCI_DEVICE_ID_VORTEX_GDT6x17RD 0x110 /* GDT6117RD/GDT6517RD */
95#define PCI_DEVICE_ID_VORTEX_GDT6x27RD 0x111 /* GDT6127RD/GDT6527RD */
96#define PCI_DEVICE_ID_VORTEX_GDT6537RD 0x112 /* GDT6537RD */
97#define PCI_DEVICE_ID_VORTEX_GDT6557RD 0x113 /* GDT6557RD */
98/* GDT_MPR, RD series, narrow/ultra SCSI */
99#define PCI_DEVICE_ID_VORTEX_GDT6x11RD 0x114 /* GDT6111RD/GDT6511RD */
100#define PCI_DEVICE_ID_VORTEX_GDT6x21RD 0x115 /* GDT6121RD/GDT6521RD */
101/* GDT_MPR, RD series, wide/ultra2 SCSI */
102#define PCI_DEVICE_ID_VORTEX_GDT6x18RD 0x118 /* GDT6118RD/GDT6518RD/
103 GDT6618RD */
104#define PCI_DEVICE_ID_VORTEX_GDT6x28RD 0x119 /* GDT6128RD/GDT6528RD/
105 GDT6628RD */
106#define PCI_DEVICE_ID_VORTEX_GDT6x38RD 0x11A /* GDT6538RD/GDT6638RD */
107#define PCI_DEVICE_ID_VORTEX_GDT6x58RD 0x11B /* GDT6558RD/GDT6658RD */
108/* GDT_MPR, RN series (64-bit PCI), wide/ultra2 SCSI */
109#define PCI_DEVICE_ID_VORTEX_GDT7x18RN 0x168 /* GDT7118RN/GDT7518RN/
110 GDT7618RN */
111#define PCI_DEVICE_ID_VORTEX_GDT7x28RN 0x169 /* GDT7128RN/GDT7528RN/
112 GDT7628RN */
113#define PCI_DEVICE_ID_VORTEX_GDT7x38RN 0x16A /* GDT7538RN/GDT7638RN */
114#define PCI_DEVICE_ID_VORTEX_GDT7x58RN 0x16B /* GDT7558RN/GDT7658RN */
115#endif
116
117#ifndef PCI_DEVICE_ID_VORTEX_GDT6x19RD
118/* GDT_MPR, RD series, Fibre Channel */
119#define PCI_DEVICE_ID_VORTEX_GDT6x19RD 0x210 /* GDT6519RD/GDT6619RD */
120#define PCI_DEVICE_ID_VORTEX_GDT6x29RD 0x211 /* GDT6529RD/GDT6629RD */
121/* GDT_MPR, RN series (64-bit PCI), Fibre Channel */
122#define PCI_DEVICE_ID_VORTEX_GDT7x19RN 0x260 /* GDT7519RN/GDT7619RN */
123#define PCI_DEVICE_ID_VORTEX_GDT7x29RN 0x261 /* GDT7529RN/GDT7629RN */
124#endif
125
126#ifndef PCI_DEVICE_ID_VORTEX_GDTMAXRP
127/* GDT_MPR, last device ID */
128#define PCI_DEVICE_ID_VORTEX_GDTMAXRP 0x2ff
129#endif
130
131#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX
132/* new GDT Rx Controller */
133#define PCI_DEVICE_ID_VORTEX_GDTNEWRX 0x300
134#endif
135
136#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX2
137/* new(2) GDT Rx Controller */
138#define PCI_DEVICE_ID_VORTEX_GDTNEWRX2 0x301
139#endif
140
141#ifndef PCI_DEVICE_ID_INTEL_SRC
142/* Intel Storage RAID Controller */
143#define PCI_DEVICE_ID_INTEL_SRC 0x600
144#endif
145
146#ifndef PCI_DEVICE_ID_INTEL_SRC_XSCALE
147/* Intel Storage RAID Controller */
148#define PCI_DEVICE_ID_INTEL_SRC_XSCALE 0x601
149#endif
150
151/* limits */
152#define GDTH_SCRATCH PAGE_SIZE /* 4KB scratch buffer */
153#define GDTH_MAXCMDS 120
154#define GDTH_MAXC_P_L 16 /* max. cmds per lun */
155#define GDTH_MAX_RAW 2 /* max. cmds per raw device */
156#define MAXOFFSETS 128
157#define MAXHA 16
158#define MAXID 127
159#define MAXLUN 8
160#define MAXBUS 6
161#define MAX_EVENTS 100 /* event buffer count */
162#define MAX_RES_ARGS 40 /* device reservation,
163 must be a multiple of 4 */
164#define MAXCYLS 1024
165#define HEADS 64
166#define SECS 32 /* mapping 64*32 */
167#define MEDHEADS 127
168#define MEDSECS 63 /* mapping 127*63 */
169#define BIGHEADS 255
170#define BIGSECS 63 /* mapping 255*63 */
171
172/* special command ptr. */
173#define UNUSED_CMND ((Scsi_Cmnd *)-1)
174#define INTERNAL_CMND ((Scsi_Cmnd *)-2)
175#define SCREEN_CMND ((Scsi_Cmnd *)-3)
176#define SPECIAL_SCP(p) (p==UNUSED_CMND || p==INTERNAL_CMND || p==SCREEN_CMND)
177
178/* controller services */
179#define SCSIRAWSERVICE 3
180#define CACHESERVICE 9
181#define SCREENSERVICE 11
182
183/* screenservice defines */
184#define MSG_INV_HANDLE -1 /* special message handle */
185#define MSGLEN 16 /* size of message text */
186#define MSG_SIZE 34 /* size of message structure */
187#define MSG_REQUEST 0 /* async. event: message */
188
189/* cacheservice defines */
190#define SECTOR_SIZE 0x200 /* always 512 bytes per sec. */
191
192/* DPMEM constants */
193#define DPMEM_MAGIC 0xC0FFEE11
194#define IC_HEADER_BYTES 48
195#define IC_QUEUE_BYTES 4
196#define DPMEM_COMMAND_OFFSET IC_HEADER_BYTES+IC_QUEUE_BYTES*MAXOFFSETS
197
198/* cluster_type constants */
199#define CLUSTER_DRIVE 1
200#define CLUSTER_MOUNTED 2
201#define CLUSTER_RESERVED 4
202#define CLUSTER_RESERVE_STATE (CLUSTER_DRIVE|CLUSTER_MOUNTED|CLUSTER_RESERVED)
203
204/* commands for all services, cache service */
205#define GDT_INIT 0 /* service initialization */
206#define GDT_READ 1 /* read command */
207#define GDT_WRITE 2 /* write command */
208#define GDT_INFO 3 /* information about devices */
209#define GDT_FLUSH 4 /* flush dirty cache buffers */
210#define GDT_IOCTL 5 /* ioctl command */
211#define GDT_DEVTYPE 9 /* additional information */
212#define GDT_MOUNT 10 /* mount cache device */
213#define GDT_UNMOUNT 11 /* unmount cache device */
214#define GDT_SET_FEAT 12 /* set feat. (scatter/gather) */
215#define GDT_GET_FEAT 13 /* get features */
216#define GDT_WRITE_THR 16 /* write through */
217#define GDT_READ_THR 17 /* read through */
218#define GDT_EXT_INFO 18 /* extended info */
219#define GDT_RESET 19 /* controller reset */
220#define GDT_RESERVE_DRV 20 /* reserve host drive */
221#define GDT_RELEASE_DRV 21 /* release host drive */
222#define GDT_CLUST_INFO 22 /* cluster info */
223#define GDT_RW_ATTRIBS 23 /* R/W attribs (write thru,..)*/
224#define GDT_CLUST_RESET 24 /* releases the cluster drives*/
225#define GDT_FREEZE_IO 25 /* freezes all IOs */
226#define GDT_UNFREEZE_IO 26 /* unfreezes all IOs */
227#define GDT_X_INIT_HOST 29 /* ext. init: 64 bit support */
228#define GDT_X_INFO 30 /* ext. info for drives>2TB */
229
230/* raw service commands */
231#define GDT_RESERVE 14 /* reserve dev. to raw serv. */
232#define GDT_RELEASE 15 /* release device */
233#define GDT_RESERVE_ALL 16 /* reserve all devices */
234#define GDT_RELEASE_ALL 17 /* release all devices */
235#define GDT_RESET_BUS 18 /* reset bus */
236#define GDT_SCAN_START 19 /* start device scan */
237#define GDT_SCAN_END 20 /* stop device scan */
238#define GDT_X_INIT_RAW 21 /* ext. init: 64 bit support */
239
240/* screen service commands */
241#define GDT_REALTIME 3 /* realtime clock to screens. */
242#define GDT_X_INIT_SCR 4 /* ext. init: 64 bit support */
243
244/* IOCTL command defines */
245#define SCSI_DR_INFO 0x00 /* SCSI drive info */
246#define SCSI_CHAN_CNT 0x05 /* SCSI channel count */
247#define SCSI_DR_LIST 0x06 /* SCSI drive list */
248#define SCSI_DEF_CNT 0x15 /* grown/primary defects */
249#define DSK_STATISTICS 0x4b /* SCSI disk statistics */
250#define IOCHAN_DESC 0x5d /* description of IO channel */
251#define IOCHAN_RAW_DESC 0x5e /* description of raw IO chn. */
252#define L_CTRL_PATTERN 0x20000000L /* SCSI IOCTL mask */
253#define ARRAY_INFO 0x12 /* array drive info */
254#define ARRAY_DRV_LIST 0x0f /* array drive list */
255#define ARRAY_DRV_LIST2 0x34 /* array drive list (new) */
256#define LA_CTRL_PATTERN 0x10000000L /* array IOCTL mask */
257#define CACHE_DRV_CNT 0x01 /* cache drive count */
258#define CACHE_DRV_LIST 0x02 /* cache drive list */
259#define CACHE_INFO 0x04 /* cache info */
260#define CACHE_CONFIG 0x05 /* cache configuration */
261#define CACHE_DRV_INFO 0x07 /* cache drive info */
262#define BOARD_FEATURES 0x15 /* controller features */
263#define BOARD_INFO 0x28 /* controller info */
264#define SET_PERF_MODES 0x82 /* set mode (coalescing,..) */
265#define GET_PERF_MODES 0x83 /* get mode */
266#define CACHE_READ_OEM_STRING_RECORD 0x84 /* read OEM string record */
267#define HOST_GET 0x10001L /* get host drive list */
268#define IO_CHANNEL 0x00020000L /* default IO channel */
269#define INVALID_CHANNEL 0x0000ffffL /* invalid channel */
270
271/* service errors */
272#define S_OK 1 /* no error */
273#define S_GENERR 6 /* general error */
274#define S_BSY 7 /* controller busy */
275#define S_CACHE_UNKNOWN 12 /* cache serv.: drive unknown */
276#define S_RAW_SCSI 12 /* raw serv.: target error */
277#define S_RAW_ILL 0xff /* raw serv.: illegal */
278#define S_NOFUNC -2 /* unknown function */
279#define S_CACHE_RESERV -24 /* cache: reserv. conflict */
280
281/* timeout values */
282#define INIT_RETRIES 100000 /* 100000 * 1ms = 100s */
283#define INIT_TIMEOUT 100000 /* 100000 * 1ms = 100s */
284#define POLL_TIMEOUT 10000 /* 10000 * 1ms = 10s */
285
286/* priorities */
287#define DEFAULT_PRI 0x20
288#define IOCTL_PRI 0x10
289#define HIGH_PRI 0x08
290
291/* data directions */
292#define GDTH_DATA_IN 0x01000000L /* data from target */
293#define GDTH_DATA_OUT 0x00000000L /* data to target */
294
295/* BMIC registers (EISA controllers) */
296#define ID0REG 0x0c80 /* board ID */
297#define EINTENABREG 0x0c89 /* interrupt enable */
298#define SEMA0REG 0x0c8a /* command semaphore */
299#define SEMA1REG 0x0c8b /* status semaphore */
300#define LDOORREG 0x0c8d /* local doorbell */
301#define EDENABREG 0x0c8e /* EISA system doorbell enab. */
302#define EDOORREG 0x0c8f /* EISA system doorbell */
303#define MAILBOXREG 0x0c90 /* mailbox reg. (16 bytes) */
304#define EISAREG 0x0cc0 /* EISA configuration */
305
Linus Torvalds1da177e2005-04-16 15:20:36 -0700306/* other defines */
307#define LINUX_OS 8 /* used for cache optim. */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700308#define SECS32 0x1f /* round capacity */
309#define BIOS_ID_OFFS 0x10 /* offset contr-ID in ISABIOS */
310#define LOCALBOARD 0 /* board node always 0 */
311#define ASYNCINDEX 0 /* cmd index async. event */
312#define SPEZINDEX 1 /* cmd index unknown service */
313#define COALINDEX (GDTH_MAXCMDS + 2)
314
315/* features */
316#define SCATTER_GATHER 1 /* s/g feature */
317#define GDT_WR_THROUGH 0x100 /* WRITE_THROUGH supported */
318#define GDT_64BIT 0x200 /* 64bit / drv>2TB support */
319
320#include "gdth_ioctl.h"
321
322/* screenservice message */
323typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500324 u32 msg_handle; /* message handle */
325 u32 msg_len; /* size of message */
326 u32 msg_alen; /* answer length */
327 u8 msg_answer; /* answer flag */
328 u8 msg_ext; /* more messages */
329 u8 msg_reserved[2];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330 char msg_text[MSGLEN+2]; /* the message text */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500331} __attribute__((packed)) gdth_msg_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700332
333
334/* IOCTL data structures */
335
336/* Status coalescing buffer for returning multiple requests per interrupt */
337typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500338 u32 status;
339 u32 ext_status;
340 u32 info0;
341 u32 info1;
342} __attribute__((packed)) gdth_coal_status;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700343
344/* performance mode data structure */
345typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500346 u32 version; /* The version of this IOCTL structure. */
347 u32 st_mode; /* 0=dis., 1=st_buf_addr1 valid, 2=both */
348 u32 st_buff_addr1; /* physical address of status buffer 1 */
349 u32 st_buff_u_addr1; /* reserved for 64 bit addressing */
350 u32 st_buff_indx1; /* reserved command idx. for this buffer */
351 u32 st_buff_addr2; /* physical address of status buffer 1 */
352 u32 st_buff_u_addr2; /* reserved for 64 bit addressing */
353 u32 st_buff_indx2; /* reserved command idx. for this buffer */
354 u32 st_buff_size; /* size of each buffer in bytes */
355 u32 cmd_mode; /* 0 = mode disabled, 1 = cmd_buff_addr1 */
356 u32 cmd_buff_addr1; /* physical address of cmd buffer 1 */
357 u32 cmd_buff_u_addr1; /* reserved for 64 bit addressing */
358 u32 cmd_buff_indx1; /* cmd buf addr1 unique identifier */
359 u32 cmd_buff_addr2; /* physical address of cmd buffer 1 */
360 u32 cmd_buff_u_addr2; /* reserved for 64 bit addressing */
361 u32 cmd_buff_indx2; /* cmd buf addr1 unique identifier */
Paul Bolle90802ed2011-12-05 13:00:34 +0100362 u32 cmd_buff_size; /* size of each cmd buffer in bytes */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500363 u32 reserved1;
364 u32 reserved2;
365} __attribute__((packed)) gdth_perf_modes;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700366
367/* SCSI drive info */
368typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500369 u8 vendor[8]; /* vendor string */
370 u8 product[16]; /* product string */
371 u8 revision[4]; /* revision */
372 u32 sy_rate; /* current rate for sync. tr. */
373 u32 sy_max_rate; /* max. rate for sync. tr. */
374 u32 no_ldrive; /* belongs to this log. drv.*/
375 u32 blkcnt; /* number of blocks */
376 u16 blksize; /* size of block in bytes */
377 u8 available; /* flag: access is available */
378 u8 init; /* medium is initialized */
379 u8 devtype; /* SCSI devicetype */
380 u8 rm_medium; /* medium is removable */
381 u8 wp_medium; /* medium is write protected */
382 u8 ansi; /* SCSI I/II or III? */
383 u8 protocol; /* same as ansi */
384 u8 sync; /* flag: sync. transfer enab. */
385 u8 disc; /* flag: disconnect enabled */
386 u8 queueing; /* flag: command queing enab. */
387 u8 cached; /* flag: caching enabled */
388 u8 target_id; /* target ID of device */
389 u8 lun; /* LUN id of device */
390 u8 orphan; /* flag: drive fragment */
391 u32 last_error; /* sense key or drive state */
392 u32 last_result; /* result of last command */
393 u32 check_errors; /* err. in last surface check */
394 u8 percent; /* progress for surface check */
395 u8 last_check; /* IOCTRL operation */
396 u8 res[2];
397 u32 flags; /* from 1.19/2.19: raw reserv.*/
398 u8 multi_bus; /* multi bus dev? (fibre ch.) */
399 u8 mb_status; /* status: available? */
400 u8 res2[2];
401 u8 mb_alt_status; /* status on second bus */
402 u8 mb_alt_bid; /* number of second bus */
403 u8 mb_alt_tid; /* target id on second bus */
404 u8 res3;
405 u8 fc_flag; /* from 1.22/2.22: info valid?*/
406 u8 res4;
407 u16 fc_frame_size; /* frame size (bytes) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700408 char wwn[8]; /* world wide name */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500409} __attribute__((packed)) gdth_diskinfo_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700410
411/* get SCSI channel count */
412typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500413 u32 channel_no; /* number of channel */
414 u32 drive_cnt; /* drive count */
415 u8 siop_id; /* SCSI processor ID */
416 u8 siop_state; /* SCSI processor state */
417} __attribute__((packed)) gdth_getch_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418
419/* get SCSI drive numbers */
420typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500421 u32 sc_no; /* SCSI channel */
422 u32 sc_cnt; /* sc_list[] elements */
423 u32 sc_list[MAXID]; /* minor device numbers */
424} __attribute__((packed)) gdth_drlist_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700425
426/* get grown/primary defect count */
427typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500428 u8 sddc_type; /* 0x08: grown, 0x10: prim. */
429 u8 sddc_format; /* list entry format */
430 u8 sddc_len; /* list entry length */
431 u8 sddc_res;
432 u32 sddc_cnt; /* entry count */
433} __attribute__((packed)) gdth_defcnt_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700434
435/* disk statistics */
436typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500437 u32 bid; /* SCSI channel */
438 u32 first; /* first SCSI disk */
439 u32 entries; /* number of elements */
440 u32 count; /* (R) number of init. el. */
441 u32 mon_time; /* time stamp */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700442 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500443 u8 tid; /* target ID */
444 u8 lun; /* LUN */
445 u8 res[2];
446 u32 blk_size; /* block size in bytes */
447 u32 rd_count; /* bytes read */
448 u32 wr_count; /* bytes written */
449 u32 rd_blk_count; /* blocks read */
450 u32 wr_blk_count; /* blocks written */
451 u32 retries; /* retries */
452 u32 reassigns; /* reassigns */
453 } __attribute__((packed)) list[1];
454} __attribute__((packed)) gdth_dskstat_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700455
456/* IO channel header */
457typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500458 u32 version; /* version (-1UL: newest) */
459 u8 list_entries; /* list entry count */
460 u8 first_chan; /* first channel number */
461 u8 last_chan; /* last channel number */
462 u8 chan_count; /* (R) channel count */
463 u32 list_offset; /* offset of list[0] */
464} __attribute__((packed)) gdth_iochan_header;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700465
466/* get IO channel description */
467typedef struct {
468 gdth_iochan_header hdr;
469 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500470 u32 address; /* channel address */
471 u8 type; /* type (SCSI, FCAL) */
472 u8 local_no; /* local number */
473 u16 features; /* channel features */
474 } __attribute__((packed)) list[MAXBUS];
475} __attribute__((packed)) gdth_iochan_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700476
477/* get raw IO channel description */
478typedef struct {
479 gdth_iochan_header hdr;
480 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500481 u8 proc_id; /* processor id */
482 u8 proc_defect; /* defect ? */
483 u8 reserved[2];
484 } __attribute__((packed)) list[MAXBUS];
485} __attribute__((packed)) gdth_raw_iochan_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700486
487/* array drive component */
488typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500489 u32 al_controller; /* controller ID */
490 u8 al_cache_drive; /* cache drive number */
491 u8 al_status; /* cache drive state */
492 u8 al_res[2];
493} __attribute__((packed)) gdth_arraycomp_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700494
495/* array drive information */
496typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500497 u8 ai_type; /* array type (RAID0,4,5) */
498 u8 ai_cache_drive_cnt; /* active cachedrives */
499 u8 ai_state; /* array drive state */
500 u8 ai_master_cd; /* master cachedrive */
501 u32 ai_master_controller; /* ID of master controller */
502 u32 ai_size; /* user capacity [sectors] */
503 u32 ai_striping_size; /* striping size [sectors] */
504 u32 ai_secsize; /* sector size [bytes] */
505 u32 ai_err_info; /* failed cache drive */
506 u8 ai_name[8]; /* name of the array drive */
507 u8 ai_controller_cnt; /* number of controllers */
508 u8 ai_removable; /* flag: removable */
509 u8 ai_write_protected; /* flag: write protected */
510 u8 ai_devtype; /* type: always direct access */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700511 gdth_arraycomp_str ai_drives[35]; /* drive components: */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500512 u8 ai_drive_entries; /* number of drive components */
513 u8 ai_protected; /* protection flag */
514 u8 ai_verify_state; /* state of a parity verify */
515 u8 ai_ext_state; /* extended array drive state */
516 u8 ai_expand_state; /* array expand state (>=2.18)*/
517 u8 ai_reserved[3];
518} __attribute__((packed)) gdth_arrayinf_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700519
520/* get array drive list */
521typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500522 u32 controller_no; /* controller no. */
523 u8 cd_handle; /* master cachedrive */
524 u8 is_arrayd; /* Flag: is array drive? */
525 u8 is_master; /* Flag: is array master? */
526 u8 is_parity; /* Flag: is parity drive? */
527 u8 is_hotfix; /* Flag: is hotfix drive? */
528 u8 res[3];
529} __attribute__((packed)) gdth_alist_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700530
531typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500532 u32 entries_avail; /* allocated entries */
533 u32 entries_init; /* returned entries */
534 u32 first_entry; /* first entry number */
535 u32 list_offset; /* offset of following list */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700536 gdth_alist_str list[1]; /* list */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500537} __attribute__((packed)) gdth_arcdl_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700538
539/* cache info/config IOCTL */
540typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500541 u32 version; /* firmware version */
542 u16 state; /* cache state (on/off) */
543 u16 strategy; /* cache strategy */
544 u16 write_back; /* write back state (on/off) */
545 u16 block_size; /* cache block size */
546} __attribute__((packed)) gdth_cpar_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700547
548typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500549 u32 csize; /* cache size */
550 u32 read_cnt; /* read/write counter */
551 u32 write_cnt;
552 u32 tr_hits; /* hits */
553 u32 sec_hits;
554 u32 sec_miss; /* misses */
555} __attribute__((packed)) gdth_cstat_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700556
557typedef struct {
558 gdth_cpar_str cpar;
559 gdth_cstat_str cstat;
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500560} __attribute__((packed)) gdth_cinfo_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561
562/* cache drive info */
563typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500564 u8 cd_name[8]; /* cache drive name */
565 u32 cd_devtype; /* SCSI devicetype */
566 u32 cd_ldcnt; /* number of log. drives */
567 u32 cd_last_error; /* last error */
568 u8 cd_initialized; /* drive is initialized */
569 u8 cd_removable; /* media is removable */
570 u8 cd_write_protected; /* write protected */
571 u8 cd_flags; /* Pool Hot Fix? */
572 u32 ld_blkcnt; /* number of blocks */
573 u32 ld_blksize; /* blocksize */
574 u32 ld_dcnt; /* number of disks */
575 u32 ld_slave; /* log. drive index */
576 u32 ld_dtype; /* type of logical drive */
577 u32 ld_last_error; /* last error */
578 u8 ld_name[8]; /* log. drive name */
579 u8 ld_error; /* error */
580} __attribute__((packed)) gdth_cdrinfo_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700581
582/* OEM string */
583typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500584 u32 ctl_version;
585 u32 file_major_version;
586 u32 file_minor_version;
587 u32 buffer_size;
588 u32 cpy_count;
589 u32 ext_error;
590 u32 oem_id;
591 u32 board_id;
592} __attribute__((packed)) gdth_oem_str_params;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700593
594typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500595 u8 product_0_1_name[16];
596 u8 product_4_5_name[16];
597 u8 product_cluster_name[16];
598 u8 product_reserved[16];
599 u8 scsi_cluster_target_vendor_id[16];
600 u8 cluster_raid_fw_name[16];
601 u8 oem_brand_name[16];
602 u8 oem_raid_type[16];
603 u8 bios_type[13];
604 u8 bios_title[50];
605 u8 oem_company_name[37];
606 u32 pci_id_1;
607 u32 pci_id_2;
608 u8 validation_status[80];
609 u8 reserved_1[4];
610 u8 scsi_host_drive_inquiry_vendor_id[16];
611 u8 library_file_template[16];
612 u8 reserved_2[16];
613 u8 tool_name_1[32];
614 u8 tool_name_2[32];
615 u8 tool_name_3[32];
616 u8 oem_contact_1[84];
617 u8 oem_contact_2[84];
618 u8 oem_contact_3[84];
619} __attribute__((packed)) gdth_oem_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700620
621typedef struct {
622 gdth_oem_str_params params;
623 gdth_oem_str text;
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500624} __attribute__((packed)) gdth_oem_str_ioctl;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700625
626/* board features */
627typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500628 u8 chaining; /* Chaining supported */
629 u8 striping; /* Striping (RAID-0) supp. */
630 u8 mirroring; /* Mirroring (RAID-1) supp. */
631 u8 raid; /* RAID-4/5/10 supported */
632} __attribute__((packed)) gdth_bfeat_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700633
634/* board info IOCTL */
635typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500636 u32 ser_no; /* serial no. */
637 u8 oem_id[2]; /* OEM ID */
638 u16 ep_flags; /* eprom flags */
639 u32 proc_id; /* processor ID */
640 u32 memsize; /* memory size (bytes) */
641 u8 mem_banks; /* memory banks */
642 u8 chan_type; /* channel type */
643 u8 chan_count; /* channel count */
644 u8 rdongle_pres; /* dongle present? */
645 u32 epr_fw_ver; /* (eprom) firmware version */
646 u32 upd_fw_ver; /* (update) firmware version */
647 u32 upd_revision; /* update revision */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700648 char type_string[16]; /* controller name */
649 char raid_string[16]; /* RAID firmware name */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500650 u8 update_pres; /* update present? */
651 u8 xor_pres; /* XOR engine present? */
652 u8 prom_type; /* ROM type (eprom/flash) */
653 u8 prom_count; /* number of ROM devices */
654 u32 dup_pres; /* duplexing module present? */
655 u32 chan_pres; /* number of expansion chn. */
656 u32 mem_pres; /* memory expansion inst. ? */
657 u8 ft_bus_system; /* fault bus supported? */
658 u8 subtype_valid; /* board_subtype valid? */
659 u8 board_subtype; /* subtype/hardware level */
660 u8 ramparity_pres; /* RAM parity check hardware? */
661} __attribute__((packed)) gdth_binfo_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700662
663/* get host drive info */
664typedef struct {
665 char name[8]; /* host drive name */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500666 u32 size; /* size (sectors) */
667 u8 host_drive; /* host drive number */
668 u8 log_drive; /* log. drive (master) */
669 u8 reserved;
670 u8 rw_attribs; /* r/w attribs */
671 u32 start_sec; /* start sector */
672} __attribute__((packed)) gdth_hentry_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700673
674typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500675 u32 entries; /* entry count */
676 u32 offset; /* offset of entries */
677 u8 secs_p_head; /* sectors/head */
678 u8 heads_p_cyl; /* heads/cylinder */
679 u8 reserved;
680 u8 clust_drvtype; /* cluster drive type */
681 u32 location; /* controller number */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700682 gdth_hentry_str entry[MAX_HDRIVES]; /* entries */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500683} __attribute__((packed)) gdth_hget_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700684
685
686/* DPRAM structures */
687
688/* interface area ISA/PCI */
689typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500690 u8 S_Cmd_Indx; /* special command */
691 u8 volatile S_Status; /* status special command */
692 u16 reserved1;
693 u32 S_Info[4]; /* add. info special command */
694 u8 volatile Sema0; /* command semaphore */
695 u8 reserved2[3];
696 u8 Cmd_Index; /* command number */
697 u8 reserved3[3];
698 u16 volatile Status; /* command status */
699 u16 Service; /* service(for async.events) */
700 u32 Info[2]; /* additional info */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700701 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500702 u16 offset; /* command offs. in the DPRAM*/
703 u16 serv_id; /* service */
704 } __attribute__((packed)) comm_queue[MAXOFFSETS]; /* command queue */
705 u32 bios_reserved[2];
706 u8 gdt_dpr_cmd[1]; /* commands */
707} __attribute__((packed)) gdt_dpr_if;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700708
709/* SRAM structure PCI controllers */
710typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500711 u32 magic; /* controller ID from BIOS */
712 u16 need_deinit; /* switch betw. BIOS/driver */
713 u8 switch_support; /* see need_deinit */
714 u8 padding[9];
715 u8 os_used[16]; /* OS code per service */
716 u8 unused[28];
717 u8 fw_magic; /* contr. ID from firmware */
718} __attribute__((packed)) gdt_pci_sram;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700719
720/* SRAM structure EISA controllers (but NOT GDT3000/3020) */
721typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500722 u8 os_used[16]; /* OS code per service */
723 u16 need_deinit; /* switch betw. BIOS/driver */
724 u8 switch_support; /* see need_deinit */
725 u8 padding;
726} __attribute__((packed)) gdt_eisa_sram;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700727
728
729/* DPRAM ISA controllers */
730typedef struct {
731 union {
732 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500733 u8 bios_used[0x3c00-32]; /* 15KB - 32Bytes BIOS */
734 u32 magic; /* controller (EISA) ID */
735 u16 need_deinit; /* switch betw. BIOS/driver */
736 u8 switch_support; /* see need_deinit */
737 u8 padding[9];
738 u8 os_used[16]; /* OS code per service */
739 } __attribute__((packed)) dp_sram;
740 u8 bios_area[0x4000]; /* 16KB reserved for BIOS */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741 } bu;
742 union {
743 gdt_dpr_if ic; /* interface area */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500744 u8 if_area[0x3000]; /* 12KB for interface */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745 } u;
746 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500747 u8 memlock; /* write protection DPRAM */
748 u8 event; /* release event */
749 u8 irqen; /* board interrupts enable */
750 u8 irqdel; /* acknowledge board int. */
751 u8 volatile Sema1; /* status semaphore */
752 u8 rq; /* IRQ/DRQ configuration */
753 } __attribute__((packed)) io;
754} __attribute__((packed)) gdt2_dpram_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700755
756/* DPRAM PCI controllers */
757typedef struct {
758 union {
759 gdt_dpr_if ic; /* interface area */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500760 u8 if_area[0xff0-sizeof(gdt_pci_sram)];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700761 } u;
762 gdt_pci_sram gdt6sr; /* SRAM structure */
763 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500764 u8 unused0[1];
765 u8 volatile Sema1; /* command semaphore */
766 u8 unused1[3];
767 u8 irqen; /* board interrupts enable */
768 u8 unused2[2];
769 u8 event; /* release event */
770 u8 unused3[3];
771 u8 irqdel; /* acknowledge board int. */
772 u8 unused4[3];
773 } __attribute__((packed)) io;
774} __attribute__((packed)) gdt6_dpram_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700775
776/* PLX register structure (new PCI controllers) */
777typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500778 u8 cfg_reg; /* DPRAM cfg.(2:below 1MB,0:anywhere)*/
779 u8 unused1[0x3f];
780 u8 volatile sema0_reg; /* command semaphore */
781 u8 volatile sema1_reg; /* status semaphore */
782 u8 unused2[2];
783 u16 volatile status; /* command status */
784 u16 service; /* service */
785 u32 info[2]; /* additional info */
786 u8 unused3[0x10];
787 u8 ldoor_reg; /* PCI to local doorbell */
788 u8 unused4[3];
789 u8 volatile edoor_reg; /* local to PCI doorbell */
790 u8 unused5[3];
791 u8 control0; /* control0 register(unused) */
792 u8 control1; /* board interrupts enable */
793 u8 unused6[0x16];
794} __attribute__((packed)) gdt6c_plx_regs;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700795
796/* DPRAM new PCI controllers */
797typedef struct {
798 union {
799 gdt_dpr_if ic; /* interface area */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500800 u8 if_area[0x4000-sizeof(gdt_pci_sram)];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700801 } u;
802 gdt_pci_sram gdt6sr; /* SRAM structure */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500803} __attribute__((packed)) gdt6c_dpram_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700804
805/* i960 register structure (PCI MPR controllers) */
806typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500807 u8 unused1[16];
808 u8 volatile sema0_reg; /* command semaphore */
809 u8 unused2;
810 u8 volatile sema1_reg; /* status semaphore */
811 u8 unused3;
812 u16 volatile status; /* command status */
813 u16 service; /* service */
814 u32 info[2]; /* additional info */
815 u8 ldoor_reg; /* PCI to local doorbell */
816 u8 unused4[11];
817 u8 volatile edoor_reg; /* local to PCI doorbell */
818 u8 unused5[7];
819 u8 edoor_en_reg; /* board interrupts enable */
820 u8 unused6[27];
821 u32 unused7[939];
822 u32 severity;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700823 char evt_str[256]; /* event string */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500824} __attribute__((packed)) gdt6m_i960_regs;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700825
826/* DPRAM PCI MPR controllers */
827typedef struct {
828 gdt6m_i960_regs i960r; /* 4KB i960 registers */
829 union {
830 gdt_dpr_if ic; /* interface area */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500831 u8 if_area[0x3000-sizeof(gdt_pci_sram)];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700832 } u;
833 gdt_pci_sram gdt6sr; /* SRAM structure */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500834} __attribute__((packed)) gdt6m_dpram_str;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700835
836
837/* PCI resources */
838typedef struct {
839 struct pci_dev *pdev;
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500840 unsigned long dpmem; /* DPRAM address */
841 unsigned long io; /* IO address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700842} gdth_pci_str;
843
844
845/* controller information structure */
846typedef struct {
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200847 struct Scsi_Host *shost;
Christoph Hellwig835cc242007-10-02 23:09:56 +0200848 struct list_head list;
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500849 u16 hanum;
850 u16 oem_id; /* OEM */
851 u16 type; /* controller class */
852 u32 stype; /* subtype (PCI: device ID) */
853 u16 fw_vers; /* firmware version */
854 u16 cache_feat; /* feat. cache serv. (s/g,..)*/
855 u16 raw_feat; /* feat. raw service (s/g,..)*/
856 u16 screen_feat; /* feat. raw service (s/g,..)*/
857 u16 bmic; /* BMIC address (EISA) */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700858 void __iomem *brd; /* DPRAM address */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500859 u32 brd_phys; /* slot number/BIOS address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700860 gdt6c_plx_regs *plx; /* PLX regs (new PCI contr.) */
Boaz Harrosh45f1a412007-10-02 23:05:53 +0200861 gdth_cmd_str cmdext;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700862 gdth_cmd_str *pccb; /* address command structure */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500863 u32 ccb_phys; /* phys. address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700864#ifdef INT_COAL
865 gdth_coal_status *coal_stat; /* buffer for coalescing int.*/
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500866 u64 coal_stat_phys; /* phys. address */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700867#endif
868 char *pscratch; /* scratch (DMA) buffer */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500869 u64 scratch_phys; /* phys. address */
870 u8 scratch_busy; /* in use? */
871 u8 dma64_support; /* 64-bit DMA supported? */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700872 gdth_msg_str *pmsg; /* message buffer */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500873 u64 msg_phys; /* phys. address */
874 u8 scan_mode; /* current scan mode */
875 u8 irq; /* IRQ */
876 u8 drq; /* DRQ (ISA controllers) */
877 u16 status; /* command status */
878 u16 service; /* service/firmware ver./.. */
879 u32 info;
880 u32 info2; /* additional info */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700881 Scsi_Cmnd *req_first; /* top of request queue */
882 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500883 u8 present; /* Flag: host drive present? */
884 u8 is_logdrv; /* Flag: log. drive (master)? */
885 u8 is_arraydrv; /* Flag: array drive? */
886 u8 is_master; /* Flag: array drive master? */
887 u8 is_parity; /* Flag: parity drive? */
888 u8 is_hotfix; /* Flag: hotfix drive? */
889 u8 master_no; /* number of master drive */
890 u8 lock; /* drive locked? (hot plug) */
891 u8 heads; /* mapping */
892 u8 secs;
893 u16 devtype; /* further information */
894 u64 size; /* capacity */
895 u8 ldr_no; /* log. drive no. */
896 u8 rw_attribs; /* r/w attributes */
897 u8 cluster_type; /* cluster properties */
Lucas De Marchi25985ed2011-03-30 22:57:33 -0300898 u8 media_changed; /* Flag:MOUNT/UNMOUNT occurred */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500899 u32 start_sec; /* start sector */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700900 } hdr[MAX_LDRIVES]; /* host drives */
901 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500902 u8 lock; /* channel locked? (hot plug) */
903 u8 pdev_cnt; /* physical device count */
904 u8 local_no; /* local channel number */
905 u8 io_cnt[MAXID]; /* current IO count */
906 u32 address; /* channel address */
907 u32 id_list[MAXID]; /* IDs of the phys. devices */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700908 } raw[MAXBUS]; /* SCSI channels */
909 struct {
910 Scsi_Cmnd *cmnd; /* pending request */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500911 u16 service; /* service */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700912 } cmd_tab[GDTH_MAXCMDS]; /* table of pend. requests */
Boaz Harrosh3058d5d2007-10-02 23:14:39 +0200913 struct gdth_cmndinfo { /* per-command private info */
914 int index;
915 int internal_command; /* don't call scsi_done */
Boaz Harroshee54cc62008-02-27 15:29:15 -0800916 gdth_cmd_str *internal_cmd_str; /* crier for internal messages*/
Boaz Harrosh3058d5d2007-10-02 23:14:39 +0200917 dma_addr_t sense_paddr; /* sense dma-addr */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500918 u8 priority;
Jens Axboe242f9dc2008-09-14 05:55:09 -0700919 int timeout_count; /* # of timeout calls */
Boaz Harroshf842b642007-10-02 23:16:01 +0200920 volatile int wait_for_completion;
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500921 u16 status;
922 u32 info;
Boaz Harroshf842b642007-10-02 23:16:01 +0200923 enum dma_data_direction dma_dir;
924 int phase; /* ???? */
925 int OpCode;
Boaz Harrosh3058d5d2007-10-02 23:14:39 +0200926 } cmndinfo[GDTH_MAXCMDS]; /* index==0 is free */
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500927 u8 bus_cnt; /* SCSI bus count */
928 u8 tid_cnt; /* Target ID count */
929 u8 bus_id[MAXBUS]; /* IOP IDs */
930 u8 virt_bus; /* number of virtual bus */
931 u8 more_proc; /* more /proc info supported */
932 u16 cmd_cnt; /* command count in DPRAM */
933 u16 cmd_len; /* length of actual command */
934 u16 cmd_offs_dpmem; /* actual offset in DPRAM */
935 u16 ic_all_size; /* sizeof DPRAM interf. area */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700936 gdth_cpar_str cpar; /* controller cache par. */
937 gdth_bfeat_str bfeat; /* controller features */
938 gdth_binfo_str binfo; /* controller info */
939 gdth_evt_data dvr; /* event structure */
940 spinlock_t smp_lock;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700941 struct pci_dev *pdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700942 char oem_name[8];
943#ifdef GDTH_DMA_STATISTICS
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500944 unsigned long dma32_cnt, dma64_cnt; /* statistics: DMA buffer */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700945#endif
Christoph Hellwigf64a1812005-10-31 18:32:08 +0100946 struct scsi_device *sdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700947} gdth_ha_str;
948
Boaz Harrosh3058d5d2007-10-02 23:14:39 +0200949static inline struct gdth_cmndinfo *gdth_cmnd_priv(struct scsi_cmnd* cmd)
950{
951 return (struct gdth_cmndinfo *)cmd->host_scribble;
952}
953
Linus Torvalds1da177e2005-04-16 15:20:36 -0700954/* INQUIRY data format */
955typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500956 u8 type_qual;
957 u8 modif_rmb;
958 u8 version;
959 u8 resp_aenc;
960 u8 add_length;
961 u8 reserved1;
962 u8 reserved2;
963 u8 misc;
964 u8 vendor[8];
965 u8 product[16];
966 u8 revision[4];
967} __attribute__((packed)) gdth_inq_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700968
969/* READ_CAPACITY data format */
970typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500971 u32 last_block_no;
972 u32 block_length;
973} __attribute__((packed)) gdth_rdcap_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700974
975/* READ_CAPACITY (16) data format */
976typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500977 u64 last_block_no;
978 u32 block_length;
979} __attribute__((packed)) gdth_rdcap16_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700980
981/* REQUEST_SENSE data format */
982typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500983 u8 errorcode;
984 u8 segno;
985 u8 key;
986 u32 info;
987 u8 add_length;
988 u32 cmd_info;
989 u8 adsc;
990 u8 adsq;
991 u8 fruc;
992 u8 key_spec[3];
993} __attribute__((packed)) gdth_sense_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700994
995/* MODE_SENSE data format */
996typedef struct {
997 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -0500998 u8 data_length;
999 u8 med_type;
1000 u8 dev_par;
1001 u8 bd_length;
1002 } __attribute__((packed)) hd;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001003 struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -05001004 u8 dens_code;
1005 u8 block_count[3];
1006 u8 reserved;
1007 u8 block_length[3];
1008 } __attribute__((packed)) bd;
1009} __attribute__((packed)) gdth_modep_data;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001010
1011/* stack frame */
1012typedef struct {
Dave Jones1fe6dbf2010-01-04 10:19:34 -05001013 unsigned long b[10]; /* 32/64 bit compiler ! */
1014} __attribute__((packed)) gdth_stackframe;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001015
1016
1017/* function prototyping */
1018
Linus Torvalds1da177e2005-04-16 15:20:36 -07001019int gdth_proc_info(struct Scsi_Host *, char *,char **,off_t,int,int);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001020
Linus Torvalds1da177e2005-04-16 15:20:36 -07001021#endif