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gerrit-public.fairphone.software / kernel / msm-4.9 / 2554bd2a68e2c3ca7f2b953fe2860a9e84a5579a / . / drivers / scsi / gdth.h
blob: c0f1e34115245f6f41d003faff9a17e8fa0385d1 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1#ifndef _GDTH_H
2#define _GDTH_H
3
4/*
5 * Header file for the GDT Disk Array/Storage RAID controllers driver for Linux
6 *
7 * gdth.h Copyright (C) 1995-03 ICP vortex, Achim Leubner
8 * See gdth.c for further informations and
9 * below for supported controller types
10 *
11 * <achim_leubner@adaptec.com>
12 *
13 * $Id: gdth.h,v 1.57 2004/03/31 11:52:09 achim Exp $
14 */
15
16#include <linux/version.h>
17#include <linux/types.h>
18
19#ifndef TRUE
20#define TRUE 1
21#endif
22#ifndef FALSE
23#define FALSE 0
24#endif
25
26/* defines, macros */
27
28/* driver version */
29#define GDTH_VERSION_STR "3.04"
30#define GDTH_VERSION 3
31#define GDTH_SUBVERSION 4
32
33/* protocol version */
34#define PROTOCOL_VERSION 1
35
36/* OEM IDs */
37#define OEM_ID_ICP 0x941c
38#define OEM_ID_INTEL 0x8000
39
40/* controller classes */
41#define GDT_ISA 0x01 /* ISA controller */
42#define GDT_EISA 0x02 /* EISA controller */
43#define GDT_PCI 0x03 /* PCI controller */
44#define GDT_PCINEW 0x04 /* new PCI controller */
45#define GDT_PCIMPR 0x05 /* PCI MPR controller */
46/* GDT_EISA, controller subtypes EISA */
47#define GDT3_ID 0x0130941c /* GDT3000/3020 */
48#define GDT3A_ID 0x0230941c /* GDT3000A/3020A/3050A */
49#define GDT3B_ID 0x0330941c /* GDT3000B/3010A */
50/* GDT_ISA */
51#define GDT2_ID 0x0120941c /* GDT2000/2020 */
52
53/* vendor ID, device IDs (PCI) */
54/* these defines should already exist in <linux/pci.h> */
55#ifndef PCI_VENDOR_ID_VORTEX
56#define PCI_VENDOR_ID_VORTEX 0x1119 /* PCI controller vendor ID */
57#endif
58#ifndef PCI_VENDOR_ID_INTEL
59#define PCI_VENDOR_ID_INTEL 0x8086
60#endif
61
62#ifndef PCI_DEVICE_ID_VORTEX_GDT60x0
63/* GDT_PCI */
64#define PCI_DEVICE_ID_VORTEX_GDT60x0 0 /* GDT6000/6020/6050 */
65#define PCI_DEVICE_ID_VORTEX_GDT6000B 1 /* GDT6000B/6010 */
66/* GDT_PCINEW */
67#define PCI_DEVICE_ID_VORTEX_GDT6x10 2 /* GDT6110/6510 */
68#define PCI_DEVICE_ID_VORTEX_GDT6x20 3 /* GDT6120/6520 */
69#define PCI_DEVICE_ID_VORTEX_GDT6530 4 /* GDT6530 */
70#define PCI_DEVICE_ID_VORTEX_GDT6550 5 /* GDT6550 */
71/* GDT_PCINEW, wide/ultra SCSI controllers */
72#define PCI_DEVICE_ID_VORTEX_GDT6x17 6 /* GDT6117/6517 */
73#define PCI_DEVICE_ID_VORTEX_GDT6x27 7 /* GDT6127/6527 */
74#define PCI_DEVICE_ID_VORTEX_GDT6537 8 /* GDT6537 */
75#define PCI_DEVICE_ID_VORTEX_GDT6557 9 /* GDT6557/6557-ECC */
76/* GDT_PCINEW, wide SCSI controllers */
77#define PCI_DEVICE_ID_VORTEX_GDT6x15 10 /* GDT6115/6515 */
78#define PCI_DEVICE_ID_VORTEX_GDT6x25 11 /* GDT6125/6525 */
79#define PCI_DEVICE_ID_VORTEX_GDT6535 12 /* GDT6535 */
80#define PCI_DEVICE_ID_VORTEX_GDT6555 13 /* GDT6555/6555-ECC */
81#endif
82
83#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RP
84/* GDT_MPR, RP series, wide/ultra SCSI */
85#define PCI_DEVICE_ID_VORTEX_GDT6x17RP 0x100 /* GDT6117RP/GDT6517RP */
86#define PCI_DEVICE_ID_VORTEX_GDT6x27RP 0x101 /* GDT6127RP/GDT6527RP */
87#define PCI_DEVICE_ID_VORTEX_GDT6537RP 0x102 /* GDT6537RP */
88#define PCI_DEVICE_ID_VORTEX_GDT6557RP 0x103 /* GDT6557RP */
89/* GDT_MPR, RP series, narrow/ultra SCSI */
90#define PCI_DEVICE_ID_VORTEX_GDT6x11RP 0x104 /* GDT6111RP/GDT6511RP */
91#define PCI_DEVICE_ID_VORTEX_GDT6x21RP 0x105 /* GDT6121RP/GDT6521RP */
92#endif
93#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RD
94/* GDT_MPR, RD series, wide/ultra SCSI */
95#define PCI_DEVICE_ID_VORTEX_GDT6x17RD 0x110 /* GDT6117RD/GDT6517RD */
96#define PCI_DEVICE_ID_VORTEX_GDT6x27RD 0x111 /* GDT6127RD/GDT6527RD */
97#define PCI_DEVICE_ID_VORTEX_GDT6537RD 0x112 /* GDT6537RD */
98#define PCI_DEVICE_ID_VORTEX_GDT6557RD 0x113 /* GDT6557RD */
99/* GDT_MPR, RD series, narrow/ultra SCSI */
100#define PCI_DEVICE_ID_VORTEX_GDT6x11RD 0x114 /* GDT6111RD/GDT6511RD */
101#define PCI_DEVICE_ID_VORTEX_GDT6x21RD 0x115 /* GDT6121RD/GDT6521RD */
102/* GDT_MPR, RD series, wide/ultra2 SCSI */
103#define PCI_DEVICE_ID_VORTEX_GDT6x18RD 0x118 /* GDT6118RD/GDT6518RD/
104 GDT6618RD */
105#define PCI_DEVICE_ID_VORTEX_GDT6x28RD 0x119 /* GDT6128RD/GDT6528RD/
106 GDT6628RD */
107#define PCI_DEVICE_ID_VORTEX_GDT6x38RD 0x11A /* GDT6538RD/GDT6638RD */
108#define PCI_DEVICE_ID_VORTEX_GDT6x58RD 0x11B /* GDT6558RD/GDT6658RD */
109/* GDT_MPR, RN series (64-bit PCI), wide/ultra2 SCSI */
110#define PCI_DEVICE_ID_VORTEX_GDT7x18RN 0x168 /* GDT7118RN/GDT7518RN/
111 GDT7618RN */
112#define PCI_DEVICE_ID_VORTEX_GDT7x28RN 0x169 /* GDT7128RN/GDT7528RN/
113 GDT7628RN */
114#define PCI_DEVICE_ID_VORTEX_GDT7x38RN 0x16A /* GDT7538RN/GDT7638RN */
115#define PCI_DEVICE_ID_VORTEX_GDT7x58RN 0x16B /* GDT7558RN/GDT7658RN */
116#endif
117
118#ifndef PCI_DEVICE_ID_VORTEX_GDT6x19RD
119/* GDT_MPR, RD series, Fibre Channel */
120#define PCI_DEVICE_ID_VORTEX_GDT6x19RD 0x210 /* GDT6519RD/GDT6619RD */
121#define PCI_DEVICE_ID_VORTEX_GDT6x29RD 0x211 /* GDT6529RD/GDT6629RD */
122/* GDT_MPR, RN series (64-bit PCI), Fibre Channel */
123#define PCI_DEVICE_ID_VORTEX_GDT7x19RN 0x260 /* GDT7519RN/GDT7619RN */
124#define PCI_DEVICE_ID_VORTEX_GDT7x29RN 0x261 /* GDT7529RN/GDT7629RN */
125#endif
126
127#ifndef PCI_DEVICE_ID_VORTEX_GDTMAXRP
128/* GDT_MPR, last device ID */
129#define PCI_DEVICE_ID_VORTEX_GDTMAXRP 0x2ff
130#endif
131
132#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX
133/* new GDT Rx Controller */
134#define PCI_DEVICE_ID_VORTEX_GDTNEWRX 0x300
135#endif
136
137#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX2
138/* new(2) GDT Rx Controller */
139#define PCI_DEVICE_ID_VORTEX_GDTNEWRX2 0x301
140#endif
141
142#ifndef PCI_DEVICE_ID_INTEL_SRC
143/* Intel Storage RAID Controller */
144#define PCI_DEVICE_ID_INTEL_SRC 0x600
145#endif
146
147#ifndef PCI_DEVICE_ID_INTEL_SRC_XSCALE
148/* Intel Storage RAID Controller */
149#define PCI_DEVICE_ID_INTEL_SRC_XSCALE 0x601
150#endif
151
152/* limits */
153#define GDTH_SCRATCH PAGE_SIZE /* 4KB scratch buffer */
154#define GDTH_MAXCMDS 120
155#define GDTH_MAXC_P_L 16 /* max. cmds per lun */
156#define GDTH_MAX_RAW 2 /* max. cmds per raw device */
157#define MAXOFFSETS 128
158#define MAXHA 16
159#define MAXID 127
160#define MAXLUN 8
161#define MAXBUS 6
162#define MAX_EVENTS 100 /* event buffer count */
163#define MAX_RES_ARGS 40 /* device reservation,
164 must be a multiple of 4 */
165#define MAXCYLS 1024
166#define HEADS 64
167#define SECS 32 /* mapping 64*32 */
168#define MEDHEADS 127
169#define MEDSECS 63 /* mapping 127*63 */
170#define BIGHEADS 255
171#define BIGSECS 63 /* mapping 255*63 */
172
173/* special command ptr. */
174#define UNUSED_CMND ((Scsi_Cmnd *)-1)
175#define INTERNAL_CMND ((Scsi_Cmnd *)-2)
176#define SCREEN_CMND ((Scsi_Cmnd *)-3)
177#define SPECIAL_SCP(p) (p==UNUSED_CMND || p==INTERNAL_CMND || p==SCREEN_CMND)
178
179/* controller services */
180#define SCSIRAWSERVICE 3
181#define CACHESERVICE 9
182#define SCREENSERVICE 11
183
184/* screenservice defines */
185#define MSG_INV_HANDLE -1 /* special message handle */
186#define MSGLEN 16 /* size of message text */
187#define MSG_SIZE 34 /* size of message structure */
188#define MSG_REQUEST 0 /* async. event: message */
189
190/* cacheservice defines */
191#define SECTOR_SIZE 0x200 /* always 512 bytes per sec. */
192
193/* DPMEM constants */
194#define DPMEM_MAGIC 0xC0FFEE11
195#define IC_HEADER_BYTES 48
196#define IC_QUEUE_BYTES 4
197#define DPMEM_COMMAND_OFFSET IC_HEADER_BYTES+IC_QUEUE_BYTES*MAXOFFSETS
198
199/* cluster_type constants */
200#define CLUSTER_DRIVE 1
201#define CLUSTER_MOUNTED 2
202#define CLUSTER_RESERVED 4
203#define CLUSTER_RESERVE_STATE (CLUSTER_DRIVE|CLUSTER_MOUNTED|CLUSTER_RESERVED)
204
205/* commands for all services, cache service */
206#define GDT_INIT 0 /* service initialization */
207#define GDT_READ 1 /* read command */
208#define GDT_WRITE 2 /* write command */
209#define GDT_INFO 3 /* information about devices */
210#define GDT_FLUSH 4 /* flush dirty cache buffers */
211#define GDT_IOCTL 5 /* ioctl command */
212#define GDT_DEVTYPE 9 /* additional information */
213#define GDT_MOUNT 10 /* mount cache device */
214#define GDT_UNMOUNT 11 /* unmount cache device */
215#define GDT_SET_FEAT 12 /* set feat. (scatter/gather) */
216#define GDT_GET_FEAT 13 /* get features */
217#define GDT_WRITE_THR 16 /* write through */
218#define GDT_READ_THR 17 /* read through */
219#define GDT_EXT_INFO 18 /* extended info */
220#define GDT_RESET 19 /* controller reset */
221#define GDT_RESERVE_DRV 20 /* reserve host drive */
222#define GDT_RELEASE_DRV 21 /* release host drive */
223#define GDT_CLUST_INFO 22 /* cluster info */
224#define GDT_RW_ATTRIBS 23 /* R/W attribs (write thru,..)*/
225#define GDT_CLUST_RESET 24 /* releases the cluster drives*/
226#define GDT_FREEZE_IO 25 /* freezes all IOs */
227#define GDT_UNFREEZE_IO 26 /* unfreezes all IOs */
228#define GDT_X_INIT_HOST 29 /* ext. init: 64 bit support */
229#define GDT_X_INFO 30 /* ext. info for drives>2TB */
230
231/* raw service commands */
232#define GDT_RESERVE 14 /* reserve dev. to raw serv. */
233#define GDT_RELEASE 15 /* release device */
234#define GDT_RESERVE_ALL 16 /* reserve all devices */
235#define GDT_RELEASE_ALL 17 /* release all devices */
236#define GDT_RESET_BUS 18 /* reset bus */
237#define GDT_SCAN_START 19 /* start device scan */
238#define GDT_SCAN_END 20 /* stop device scan */
239#define GDT_X_INIT_RAW 21 /* ext. init: 64 bit support */
240
241/* screen service commands */
242#define GDT_REALTIME 3 /* realtime clock to screens. */
243#define GDT_X_INIT_SCR 4 /* ext. init: 64 bit support */
244
245/* IOCTL command defines */
246#define SCSI_DR_INFO 0x00 /* SCSI drive info */
247#define SCSI_CHAN_CNT 0x05 /* SCSI channel count */
248#define SCSI_DR_LIST 0x06 /* SCSI drive list */
249#define SCSI_DEF_CNT 0x15 /* grown/primary defects */
250#define DSK_STATISTICS 0x4b /* SCSI disk statistics */
251#define IOCHAN_DESC 0x5d /* description of IO channel */
252#define IOCHAN_RAW_DESC 0x5e /* description of raw IO chn. */
253#define L_CTRL_PATTERN 0x20000000L /* SCSI IOCTL mask */
254#define ARRAY_INFO 0x12 /* array drive info */
255#define ARRAY_DRV_LIST 0x0f /* array drive list */
256#define ARRAY_DRV_LIST2 0x34 /* array drive list (new) */
257#define LA_CTRL_PATTERN 0x10000000L /* array IOCTL mask */
258#define CACHE_DRV_CNT 0x01 /* cache drive count */
259#define CACHE_DRV_LIST 0x02 /* cache drive list */
260#define CACHE_INFO 0x04 /* cache info */
261#define CACHE_CONFIG 0x05 /* cache configuration */
262#define CACHE_DRV_INFO 0x07 /* cache drive info */
263#define BOARD_FEATURES 0x15 /* controller features */
264#define BOARD_INFO 0x28 /* controller info */
265#define SET_PERF_MODES 0x82 /* set mode (coalescing,..) */
266#define GET_PERF_MODES 0x83 /* get mode */
267#define CACHE_READ_OEM_STRING_RECORD 0x84 /* read OEM string record */
268#define HOST_GET 0x10001L /* get host drive list */
269#define IO_CHANNEL 0x00020000L /* default IO channel */
270#define INVALID_CHANNEL 0x0000ffffL /* invalid channel */
271
272/* service errors */
273#define S_OK 1 /* no error */
274#define S_GENERR 6 /* general error */
275#define S_BSY 7 /* controller busy */
276#define S_CACHE_UNKNOWN 12 /* cache serv.: drive unknown */
277#define S_RAW_SCSI 12 /* raw serv.: target error */
278#define S_RAW_ILL 0xff /* raw serv.: illegal */
279#define S_NOFUNC -2 /* unknown function */
280#define S_CACHE_RESERV -24 /* cache: reserv. conflict */
281
282/* timeout values */
283#define INIT_RETRIES 100000 /* 100000 * 1ms = 100s */
284#define INIT_TIMEOUT 100000 /* 100000 * 1ms = 100s */
285#define POLL_TIMEOUT 10000 /* 10000 * 1ms = 10s */
286
287/* priorities */
288#define DEFAULT_PRI 0x20
289#define IOCTL_PRI 0x10
290#define HIGH_PRI 0x08
291
292/* data directions */
293#define GDTH_DATA_IN 0x01000000L /* data from target */
294#define GDTH_DATA_OUT 0x00000000L /* data to target */
295
296/* BMIC registers (EISA controllers) */
297#define ID0REG 0x0c80 /* board ID */
298#define EINTENABREG 0x0c89 /* interrupt enable */
299#define SEMA0REG 0x0c8a /* command semaphore */
300#define SEMA1REG 0x0c8b /* status semaphore */
301#define LDOORREG 0x0c8d /* local doorbell */
302#define EDENABREG 0x0c8e /* EISA system doorbell enab. */
303#define EDOORREG 0x0c8f /* EISA system doorbell */
304#define MAILBOXREG 0x0c90 /* mailbox reg. (16 bytes) */
305#define EISAREG 0x0cc0 /* EISA configuration */
306
307/* DMA memory mappings */
308#define GDTH_MAP_NONE 0
309#define GDTH_MAP_SINGLE 1
310#define GDTH_MAP_SG 2
311#define GDTH_MAP_IOCTL 3
312
313/* other defines */
314#define LINUX_OS 8 /* used for cache optim. */
315#define SCATTER_GATHER 1 /* s/g feature */
316#define SECS32 0x1f /* round capacity */
317#define BIOS_ID_OFFS 0x10 /* offset contr-ID in ISABIOS */
318#define LOCALBOARD 0 /* board node always 0 */
319#define ASYNCINDEX 0 /* cmd index async. event */
320#define SPEZINDEX 1 /* cmd index unknown service */
321#define COALINDEX (GDTH_MAXCMDS + 2)
322
323/* features */
324#define SCATTER_GATHER 1 /* s/g feature */
325#define GDT_WR_THROUGH 0x100 /* WRITE_THROUGH supported */
326#define GDT_64BIT 0x200 /* 64bit / drv>2TB support */
327
328#include "gdth_ioctl.h"
329
330/* screenservice message */
331typedef struct {
332 ulong32 msg_handle; /* message handle */
333 ulong32 msg_len; /* size of message */
334 ulong32 msg_alen; /* answer length */
335 unchar msg_answer; /* answer flag */
336 unchar msg_ext; /* more messages */
337 unchar msg_reserved[2];
338 char msg_text[MSGLEN+2]; /* the message text */
339} PACKED gdth_msg_str;
340
341
342/* IOCTL data structures */
343
344/* Status coalescing buffer for returning multiple requests per interrupt */
345typedef struct {
346 ulong32 status;
347 ulong32 ext_status;
348 ulong32 info0;
349 ulong32 info1;
350} PACKED gdth_coal_status;
351
352/* performance mode data structure */
353typedef struct {
354 ulong32 version; /* The version of this IOCTL structure. */
355 ulong32 st_mode; /* 0=dis., 1=st_buf_addr1 valid, 2=both */
356 ulong32 st_buff_addr1; /* physical address of status buffer 1 */
357 ulong32 st_buff_u_addr1; /* reserved for 64 bit addressing */
358 ulong32 st_buff_indx1; /* reserved command idx. for this buffer */
359 ulong32 st_buff_addr2; /* physical address of status buffer 1 */
360 ulong32 st_buff_u_addr2; /* reserved for 64 bit addressing */
361 ulong32 st_buff_indx2; /* reserved command idx. for this buffer */
362 ulong32 st_buff_size; /* size of each buffer in bytes */
363 ulong32 cmd_mode; /* 0 = mode disabled, 1 = cmd_buff_addr1 */
364 ulong32 cmd_buff_addr1; /* physical address of cmd buffer 1 */
365 ulong32 cmd_buff_u_addr1; /* reserved for 64 bit addressing */
366 ulong32 cmd_buff_indx1; /* cmd buf addr1 unique identifier */
367 ulong32 cmd_buff_addr2; /* physical address of cmd buffer 1 */
368 ulong32 cmd_buff_u_addr2; /* reserved for 64 bit addressing */
369 ulong32 cmd_buff_indx2; /* cmd buf addr1 unique identifier */
370 ulong32 cmd_buff_size; /* size of each cmd bufer in bytes */
371 ulong32 reserved1;
372 ulong32 reserved2;
373} PACKED gdth_perf_modes;
374
375/* SCSI drive info */
376typedef struct {
377 unchar vendor[8]; /* vendor string */
378 unchar product[16]; /* product string */
379 unchar revision[4]; /* revision */
380 ulong32 sy_rate; /* current rate for sync. tr. */
381 ulong32 sy_max_rate; /* max. rate for sync. tr. */
382 ulong32 no_ldrive; /* belongs to this log. drv.*/
383 ulong32 blkcnt; /* number of blocks */
384 ushort blksize; /* size of block in bytes */
385 unchar available; /* flag: access is available */
386 unchar init; /* medium is initialized */
387 unchar devtype; /* SCSI devicetype */
388 unchar rm_medium; /* medium is removable */
389 unchar wp_medium; /* medium is write protected */
390 unchar ansi; /* SCSI I/II or III? */
391 unchar protocol; /* same as ansi */
392 unchar sync; /* flag: sync. transfer enab. */
393 unchar disc; /* flag: disconnect enabled */
394 unchar queueing; /* flag: command queing enab. */
395 unchar cached; /* flag: caching enabled */
396 unchar target_id; /* target ID of device */
397 unchar lun; /* LUN id of device */
398 unchar orphan; /* flag: drive fragment */
399 ulong32 last_error; /* sense key or drive state */
400 ulong32 last_result; /* result of last command */
401 ulong32 check_errors; /* err. in last surface check */
402 unchar percent; /* progress for surface check */
403 unchar last_check; /* IOCTRL operation */
404 unchar res[2];
405 ulong32 flags; /* from 1.19/2.19: raw reserv.*/
406 unchar multi_bus; /* multi bus dev? (fibre ch.) */
407 unchar mb_status; /* status: available? */
408 unchar res2[2];
409 unchar mb_alt_status; /* status on second bus */
410 unchar mb_alt_bid; /* number of second bus */
411 unchar mb_alt_tid; /* target id on second bus */
412 unchar res3;
413 unchar fc_flag; /* from 1.22/2.22: info valid?*/
414 unchar res4;
415 ushort fc_frame_size; /* frame size (bytes) */
416 char wwn[8]; /* world wide name */
417} PACKED gdth_diskinfo_str;
418
419/* get SCSI channel count */
420typedef struct {
421 ulong32 channel_no; /* number of channel */
422 ulong32 drive_cnt; /* drive count */
423 unchar siop_id; /* SCSI processor ID */
424 unchar siop_state; /* SCSI processor state */
425} PACKED gdth_getch_str;
426
427/* get SCSI drive numbers */
428typedef struct {
429 ulong32 sc_no; /* SCSI channel */
430 ulong32 sc_cnt; /* sc_list[] elements */
431 ulong32 sc_list[MAXID]; /* minor device numbers */
432} PACKED gdth_drlist_str;
433
434/* get grown/primary defect count */
435typedef struct {
436 unchar sddc_type; /* 0x08: grown, 0x10: prim. */
437 unchar sddc_format; /* list entry format */
438 unchar sddc_len; /* list entry length */
439 unchar sddc_res;
440 ulong32 sddc_cnt; /* entry count */
441} PACKED gdth_defcnt_str;
442
443/* disk statistics */
444typedef struct {
445 ulong32 bid; /* SCSI channel */
446 ulong32 first; /* first SCSI disk */
447 ulong32 entries; /* number of elements */
448 ulong32 count; /* (R) number of init. el. */
449 ulong32 mon_time; /* time stamp */
450 struct {
451 unchar tid; /* target ID */
452 unchar lun; /* LUN */
453 unchar res[2];
454 ulong32 blk_size; /* block size in bytes */
455 ulong32 rd_count; /* bytes read */
456 ulong32 wr_count; /* bytes written */
457 ulong32 rd_blk_count; /* blocks read */
458 ulong32 wr_blk_count; /* blocks written */
459 ulong32 retries; /* retries */
460 ulong32 reassigns; /* reassigns */
461 } PACKED list[1];
462} PACKED gdth_dskstat_str;
463
464/* IO channel header */
465typedef struct {
466 ulong32 version; /* version (-1UL: newest) */
467 unchar list_entries; /* list entry count */
468 unchar first_chan; /* first channel number */
469 unchar last_chan; /* last channel number */
470 unchar chan_count; /* (R) channel count */
471 ulong32 list_offset; /* offset of list[0] */
472} PACKED gdth_iochan_header;
473
474/* get IO channel description */
475typedef struct {
476 gdth_iochan_header hdr;
477 struct {
478 ulong32 address; /* channel address */
479 unchar type; /* type (SCSI, FCAL) */
480 unchar local_no; /* local number */
481 ushort features; /* channel features */
482 } PACKED list[MAXBUS];
483} PACKED gdth_iochan_str;
484
485/* get raw IO channel description */
486typedef struct {
487 gdth_iochan_header hdr;
488 struct {
489 unchar proc_id; /* processor id */
490 unchar proc_defect; /* defect ? */
491 unchar reserved[2];
492 } PACKED list[MAXBUS];
493} PACKED gdth_raw_iochan_str;
494
495/* array drive component */
496typedef struct {
497 ulong32 al_controller; /* controller ID */
498 unchar al_cache_drive; /* cache drive number */
499 unchar al_status; /* cache drive state */
500 unchar al_res[2];
501} PACKED gdth_arraycomp_str;
502
503/* array drive information */
504typedef struct {
505 unchar ai_type; /* array type (RAID0,4,5) */
506 unchar ai_cache_drive_cnt; /* active cachedrives */
507 unchar ai_state; /* array drive state */
508 unchar ai_master_cd; /* master cachedrive */
509 ulong32 ai_master_controller; /* ID of master controller */
510 ulong32 ai_size; /* user capacity [sectors] */
511 ulong32 ai_striping_size; /* striping size [sectors] */
512 ulong32 ai_secsize; /* sector size [bytes] */
513 ulong32 ai_err_info; /* failed cache drive */
514 unchar ai_name[8]; /* name of the array drive */
515 unchar ai_controller_cnt; /* number of controllers */
516 unchar ai_removable; /* flag: removable */
517 unchar ai_write_protected; /* flag: write protected */
518 unchar ai_devtype; /* type: always direct access */
519 gdth_arraycomp_str ai_drives[35]; /* drive components: */
520 unchar ai_drive_entries; /* number of drive components */
521 unchar ai_protected; /* protection flag */
522 unchar ai_verify_state; /* state of a parity verify */
523 unchar ai_ext_state; /* extended array drive state */
524 unchar ai_expand_state; /* array expand state (>=2.18)*/
525 unchar ai_reserved[3];
526} PACKED gdth_arrayinf_str;
527
528/* get array drive list */
529typedef struct {
530 ulong32 controller_no; /* controller no. */
531 unchar cd_handle; /* master cachedrive */
532 unchar is_arrayd; /* Flag: is array drive? */
533 unchar is_master; /* Flag: is array master? */
534 unchar is_parity; /* Flag: is parity drive? */
535 unchar is_hotfix; /* Flag: is hotfix drive? */
536 unchar res[3];
537} PACKED gdth_alist_str;
538
539typedef struct {
540 ulong32 entries_avail; /* allocated entries */
541 ulong32 entries_init; /* returned entries */
542 ulong32 first_entry; /* first entry number */
543 ulong32 list_offset; /* offset of following list */
544 gdth_alist_str list[1]; /* list */
545} PACKED gdth_arcdl_str;
546
547/* cache info/config IOCTL */
548typedef struct {
549 ulong32 version; /* firmware version */
550 ushort state; /* cache state (on/off) */
551 ushort strategy; /* cache strategy */
552 ushort write_back; /* write back state (on/off) */
553 ushort block_size; /* cache block size */
554} PACKED gdth_cpar_str;
555
556typedef struct {
557 ulong32 csize; /* cache size */
558 ulong32 read_cnt; /* read/write counter */
559 ulong32 write_cnt;
560 ulong32 tr_hits; /* hits */
561 ulong32 sec_hits;
562 ulong32 sec_miss; /* misses */
563} PACKED gdth_cstat_str;
564
565typedef struct {
566 gdth_cpar_str cpar;
567 gdth_cstat_str cstat;
568} PACKED gdth_cinfo_str;
569
570/* cache drive info */
571typedef struct {
572 unchar cd_name[8]; /* cache drive name */
573 ulong32 cd_devtype; /* SCSI devicetype */
574 ulong32 cd_ldcnt; /* number of log. drives */
575 ulong32 cd_last_error; /* last error */
576 unchar cd_initialized; /* drive is initialized */
577 unchar cd_removable; /* media is removable */
578 unchar cd_write_protected; /* write protected */
579 unchar cd_flags; /* Pool Hot Fix? */
580 ulong32 ld_blkcnt; /* number of blocks */
581 ulong32 ld_blksize; /* blocksize */
582 ulong32 ld_dcnt; /* number of disks */
583 ulong32 ld_slave; /* log. drive index */
584 ulong32 ld_dtype; /* type of logical drive */
585 ulong32 ld_last_error; /* last error */
586 unchar ld_name[8]; /* log. drive name */
587 unchar ld_error; /* error */
588} PACKED gdth_cdrinfo_str;
589
590/* OEM string */
591typedef struct {
592 ulong32 ctl_version;
593 ulong32 file_major_version;
594 ulong32 file_minor_version;
595 ulong32 buffer_size;
596 ulong32 cpy_count;
597 ulong32 ext_error;
598 ulong32 oem_id;
599 ulong32 board_id;
600} PACKED gdth_oem_str_params;
601
602typedef struct {
603 unchar product_0_1_name[16];
604 unchar product_4_5_name[16];
605 unchar product_cluster_name[16];
606 unchar product_reserved[16];
607 unchar scsi_cluster_target_vendor_id[16];
608 unchar cluster_raid_fw_name[16];
609 unchar oem_brand_name[16];
610 unchar oem_raid_type[16];
611 unchar bios_type[13];
612 unchar bios_title[50];
613 unchar oem_company_name[37];
614 ulong32 pci_id_1;
615 ulong32 pci_id_2;
616 unchar validation_status[80];
617 unchar reserved_1[4];
618 unchar scsi_host_drive_inquiry_vendor_id[16];
619 unchar library_file_template[16];
620 unchar reserved_2[16];
621 unchar tool_name_1[32];
622 unchar tool_name_2[32];
623 unchar tool_name_3[32];
624 unchar oem_contact_1[84];
625 unchar oem_contact_2[84];
626 unchar oem_contact_3[84];
627} PACKED gdth_oem_str;
628
629typedef struct {
630 gdth_oem_str_params params;
631 gdth_oem_str text;
632} PACKED gdth_oem_str_ioctl;
633
634/* board features */
635typedef struct {
636 unchar chaining; /* Chaining supported */
637 unchar striping; /* Striping (RAID-0) supp. */
638 unchar mirroring; /* Mirroring (RAID-1) supp. */
639 unchar raid; /* RAID-4/5/10 supported */
640} PACKED gdth_bfeat_str;
641
642/* board info IOCTL */
643typedef struct {
644 ulong32 ser_no; /* serial no. */
645 unchar oem_id[2]; /* OEM ID */
646 ushort ep_flags; /* eprom flags */
647 ulong32 proc_id; /* processor ID */
648 ulong32 memsize; /* memory size (bytes) */
649 unchar mem_banks; /* memory banks */
650 unchar chan_type; /* channel type */
651 unchar chan_count; /* channel count */
652 unchar rdongle_pres; /* dongle present? */
653 ulong32 epr_fw_ver; /* (eprom) firmware version */
654 ulong32 upd_fw_ver; /* (update) firmware version */
655 ulong32 upd_revision; /* update revision */
656 char type_string[16]; /* controller name */
657 char raid_string[16]; /* RAID firmware name */
658 unchar update_pres; /* update present? */
659 unchar xor_pres; /* XOR engine present? */
660 unchar prom_type; /* ROM type (eprom/flash) */
661 unchar prom_count; /* number of ROM devices */
662 ulong32 dup_pres; /* duplexing module present? */
663 ulong32 chan_pres; /* number of expansion chn. */
664 ulong32 mem_pres; /* memory expansion inst. ? */
665 unchar ft_bus_system; /* fault bus supported? */
666 unchar subtype_valid; /* board_subtype valid? */
667 unchar board_subtype; /* subtype/hardware level */
668 unchar ramparity_pres; /* RAM parity check hardware? */
669} PACKED gdth_binfo_str;
670
671/* get host drive info */
672typedef struct {
673 char name[8]; /* host drive name */
674 ulong32 size; /* size (sectors) */
675 unchar host_drive; /* host drive number */
676 unchar log_drive; /* log. drive (master) */
677 unchar reserved;
678 unchar rw_attribs; /* r/w attribs */
679 ulong32 start_sec; /* start sector */
680} PACKED gdth_hentry_str;
681
682typedef struct {
683 ulong32 entries; /* entry count */
684 ulong32 offset; /* offset of entries */
685 unchar secs_p_head; /* sectors/head */
686 unchar heads_p_cyl; /* heads/cylinder */
687 unchar reserved;
688 unchar clust_drvtype; /* cluster drive type */
689 ulong32 location; /* controller number */
690 gdth_hentry_str entry[MAX_HDRIVES]; /* entries */
691} PACKED gdth_hget_str;
692
693
694/* DPRAM structures */
695
696/* interface area ISA/PCI */
697typedef struct {
698 unchar S_Cmd_Indx; /* special command */
699 unchar volatile S_Status; /* status special command */
700 ushort reserved1;
701 ulong32 S_Info[4]; /* add. info special command */
702 unchar volatile Sema0; /* command semaphore */
703 unchar reserved2[3];
704 unchar Cmd_Index; /* command number */
705 unchar reserved3[3];
706 ushort volatile Status; /* command status */
707 ushort Service; /* service(for async.events) */
708 ulong32 Info[2]; /* additional info */
709 struct {
710 ushort offset; /* command offs. in the DPRAM*/
711 ushort serv_id; /* service */
712 } PACKED comm_queue[MAXOFFSETS]; /* command queue */
713 ulong32 bios_reserved[2];
714 unchar gdt_dpr_cmd[1]; /* commands */
715} PACKED gdt_dpr_if;
716
717/* SRAM structure PCI controllers */
718typedef struct {
719 ulong32 magic; /* controller ID from BIOS */
720 ushort need_deinit; /* switch betw. BIOS/driver */
721 unchar switch_support; /* see need_deinit */
722 unchar padding[9];
723 unchar os_used[16]; /* OS code per service */
724 unchar unused[28];
725 unchar fw_magic; /* contr. ID from firmware */
726} PACKED gdt_pci_sram;
727
728/* SRAM structure EISA controllers (but NOT GDT3000/3020) */
729typedef struct {
730 unchar os_used[16]; /* OS code per service */
731 ushort need_deinit; /* switch betw. BIOS/driver */
732 unchar switch_support; /* see need_deinit */
733 unchar padding;
734} PACKED gdt_eisa_sram;
735
736
737/* DPRAM ISA controllers */
738typedef struct {
739 union {
740 struct {
741 unchar bios_used[0x3c00-32]; /* 15KB - 32Bytes BIOS */
742 ulong32 magic; /* controller (EISA) ID */
743 ushort need_deinit; /* switch betw. BIOS/driver */
744 unchar switch_support; /* see need_deinit */
745 unchar padding[9];
746 unchar os_used[16]; /* OS code per service */
747 } PACKED dp_sram;
748 unchar bios_area[0x4000]; /* 16KB reserved for BIOS */
749 } bu;
750 union {
751 gdt_dpr_if ic; /* interface area */
752 unchar if_area[0x3000]; /* 12KB for interface */
753 } u;
754 struct {
755 unchar memlock; /* write protection DPRAM */
756 unchar event; /* release event */
757 unchar irqen; /* board interrupts enable */
758 unchar irqdel; /* acknowledge board int. */
759 unchar volatile Sema1; /* status semaphore */
760 unchar rq; /* IRQ/DRQ configuration */
761 } PACKED io;
762} PACKED gdt2_dpram_str;
763
764/* DPRAM PCI controllers */
765typedef struct {
766 union {
767 gdt_dpr_if ic; /* interface area */
768 unchar if_area[0xff0-sizeof(gdt_pci_sram)];
769 } u;
770 gdt_pci_sram gdt6sr; /* SRAM structure */
771 struct {
772 unchar unused0[1];
773 unchar volatile Sema1; /* command semaphore */
774 unchar unused1[3];
775 unchar irqen; /* board interrupts enable */
776 unchar unused2[2];
777 unchar event; /* release event */
778 unchar unused3[3];
779 unchar irqdel; /* acknowledge board int. */
780 unchar unused4[3];
781 } PACKED io;
782} PACKED gdt6_dpram_str;
783
784/* PLX register structure (new PCI controllers) */
785typedef struct {
786 unchar cfg_reg; /* DPRAM cfg.(2:below 1MB,0:anywhere)*/
787 unchar unused1[0x3f];
788 unchar volatile sema0_reg; /* command semaphore */
789 unchar volatile sema1_reg; /* status semaphore */
790 unchar unused2[2];
791 ushort volatile status; /* command status */
792 ushort service; /* service */
793 ulong32 info[2]; /* additional info */
794 unchar unused3[0x10];
795 unchar ldoor_reg; /* PCI to local doorbell */
796 unchar unused4[3];
797 unchar volatile edoor_reg; /* local to PCI doorbell */
798 unchar unused5[3];
799 unchar control0; /* control0 register(unused) */
800 unchar control1; /* board interrupts enable */
801 unchar unused6[0x16];
802} PACKED gdt6c_plx_regs;
803
804/* DPRAM new PCI controllers */
805typedef struct {
806 union {
807 gdt_dpr_if ic; /* interface area */
808 unchar if_area[0x4000-sizeof(gdt_pci_sram)];
809 } u;
810 gdt_pci_sram gdt6sr; /* SRAM structure */
811} PACKED gdt6c_dpram_str;
812
813/* i960 register structure (PCI MPR controllers) */
814typedef struct {
815 unchar unused1[16];
816 unchar volatile sema0_reg; /* command semaphore */
817 unchar unused2;
818 unchar volatile sema1_reg; /* status semaphore */
819 unchar unused3;
820 ushort volatile status; /* command status */
821 ushort service; /* service */
822 ulong32 info[2]; /* additional info */
823 unchar ldoor_reg; /* PCI to local doorbell */
824 unchar unused4[11];
825 unchar volatile edoor_reg; /* local to PCI doorbell */
826 unchar unused5[7];
827 unchar edoor_en_reg; /* board interrupts enable */
828 unchar unused6[27];
829 ulong32 unused7[939];
830 ulong32 severity;
831 char evt_str[256]; /* event string */
832} PACKED gdt6m_i960_regs;
833
834/* DPRAM PCI MPR controllers */
835typedef struct {
836 gdt6m_i960_regs i960r; /* 4KB i960 registers */
837 union {
838 gdt_dpr_if ic; /* interface area */
839 unchar if_area[0x3000-sizeof(gdt_pci_sram)];
840 } u;
841 gdt_pci_sram gdt6sr; /* SRAM structure */
842} PACKED gdt6m_dpram_str;
843
844
845/* PCI resources */
846typedef struct {
847 struct pci_dev *pdev;
848 ushort vendor_id; /* vendor (ICP, Intel, ..) */
849 ushort device_id; /* device ID (0,..,9) */
850 ushort subdevice_id; /* sub device ID */
851 unchar bus; /* PCI bus */
852 unchar device_fn; /* PCI device/function no. */
853 ulong dpmem; /* DPRAM address */
854 ulong io; /* IO address */
855 ulong io_mm; /* IO address mem. mapped */
856 unchar irq; /* IRQ */
857} gdth_pci_str;
858
859
860/* controller information structure */
861typedef struct {
862 ushort oem_id; /* OEM */
863 ushort type; /* controller class */
864 ulong32 stype; /* subtype (PCI: device ID) */
865 ushort subdevice_id; /* sub device ID (PCI) */
866 ushort fw_vers; /* firmware version */
867 ushort cache_feat; /* feat. cache serv. (s/g,..)*/
868 ushort raw_feat; /* feat. raw service (s/g,..)*/
869 ushort screen_feat; /* feat. raw service (s/g,..)*/
870 ushort bmic; /* BMIC address (EISA) */
871 void __iomem *brd; /* DPRAM address */
872 ulong32 brd_phys; /* slot number/BIOS address */
873 gdt6c_plx_regs *plx; /* PLX regs (new PCI contr.) */
874 gdth_cmd_str *pccb; /* address command structure */
875 ulong32 ccb_phys; /* phys. address */
876#ifdef INT_COAL
877 gdth_coal_status *coal_stat; /* buffer for coalescing int.*/
878 ulong64 coal_stat_phys; /* phys. address */
879#endif
880 char *pscratch; /* scratch (DMA) buffer */
881 ulong64 scratch_phys; /* phys. address */
882 unchar scratch_busy; /* in use? */
883 unchar dma64_support; /* 64-bit DMA supported? */
884 gdth_msg_str *pmsg; /* message buffer */
885 ulong64 msg_phys; /* phys. address */
886 unchar scan_mode; /* current scan mode */
887 unchar irq; /* IRQ */
888 unchar drq; /* DRQ (ISA controllers) */
889 ushort status; /* command status */
890 ushort service; /* service/firmware ver./.. */
891 ulong32 info;
892 ulong32 info2; /* additional info */
893 Scsi_Cmnd *req_first; /* top of request queue */
894 struct {
895 unchar present; /* Flag: host drive present? */
896 unchar is_logdrv; /* Flag: log. drive (master)? */
897 unchar is_arraydrv; /* Flag: array drive? */
898 unchar is_master; /* Flag: array drive master? */
899 unchar is_parity; /* Flag: parity drive? */
900 unchar is_hotfix; /* Flag: hotfix drive? */
901 unchar master_no; /* number of master drive */
902 unchar lock; /* drive locked? (hot plug) */
903 unchar heads; /* mapping */
904 unchar secs;
905 ushort devtype; /* further information */
906 ulong64 size; /* capacity */
907 unchar ldr_no; /* log. drive no. */
908 unchar rw_attribs; /* r/w attributes */
909 unchar cluster_type; /* cluster properties */
910 unchar media_changed; /* Flag:MOUNT/UNMOUNT occured */
911 ulong32 start_sec; /* start sector */
912 } hdr[MAX_LDRIVES]; /* host drives */
913 struct {
914 unchar lock; /* channel locked? (hot plug) */
915 unchar pdev_cnt; /* physical device count */
916 unchar local_no; /* local channel number */
917 unchar io_cnt[MAXID]; /* current IO count */
918 ulong32 address; /* channel address */
919 ulong32 id_list[MAXID]; /* IDs of the phys. devices */
920 } raw[MAXBUS]; /* SCSI channels */
921 struct {
922 Scsi_Cmnd *cmnd; /* pending request */
923 ushort service; /* service */
924 } cmd_tab[GDTH_MAXCMDS]; /* table of pend. requests */
925 unchar bus_cnt; /* SCSI bus count */
926 unchar tid_cnt; /* Target ID count */
927 unchar bus_id[MAXBUS]; /* IOP IDs */
928 unchar virt_bus; /* number of virtual bus */
929 unchar more_proc; /* more /proc info supported */
930 ushort cmd_cnt; /* command count in DPRAM */
931 ushort cmd_len; /* length of actual command */
932 ushort cmd_offs_dpmem; /* actual offset in DPRAM */
933 ushort ic_all_size; /* sizeof DPRAM interf. area */
934 gdth_cpar_str cpar; /* controller cache par. */
935 gdth_bfeat_str bfeat; /* controller features */
936 gdth_binfo_str binfo; /* controller info */
937 gdth_evt_data dvr; /* event structure */
938 spinlock_t smp_lock;
939#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
940 struct pci_dev *pdev;
941#endif
942 char oem_name[8];
943#ifdef GDTH_DMA_STATISTICS
944 ulong dma32_cnt, dma64_cnt; /* statistics: DMA buffer */
945#endif
946#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
947 Scsi_Device *sdev;
948#else
949 Scsi_Device sdev;
950#endif
951} gdth_ha_str;
952
953/* structure for scsi_register(), SCSI bus != 0 */
954typedef struct {
955 ushort hanum;
956 ushort busnum;
957} gdth_num_str;
958
959/* structure for scsi_register() */
960typedef struct {
961 gdth_num_str numext; /* must be the first element */
962 gdth_ha_str haext;
963 gdth_cmd_str cmdext;
964} gdth_ext_str;
965
966
967/* INQUIRY data format */
968typedef struct {
969 unchar type_qual;
970 unchar modif_rmb;
971 unchar version;
972 unchar resp_aenc;
973 unchar add_length;
974 unchar reserved1;
975 unchar reserved2;
976 unchar misc;
977 unchar vendor[8];
978 unchar product[16];
979 unchar revision[4];
980} PACKED gdth_inq_data;
981
982/* READ_CAPACITY data format */
983typedef struct {
984 ulong32 last_block_no;
985 ulong32 block_length;
986} PACKED gdth_rdcap_data;
987
988/* READ_CAPACITY (16) data format */
989typedef struct {
990 ulong64 last_block_no;
991 ulong32 block_length;
992} PACKED gdth_rdcap16_data;
993
994/* REQUEST_SENSE data format */
995typedef struct {
996 unchar errorcode;
997 unchar segno;
998 unchar key;
999 ulong32 info;
1000 unchar add_length;
1001 ulong32 cmd_info;
1002 unchar adsc;
1003 unchar adsq;
1004 unchar fruc;
1005 unchar key_spec[3];
1006} PACKED gdth_sense_data;
1007
1008/* MODE_SENSE data format */
1009typedef struct {
1010 struct {
1011 unchar data_length;
1012 unchar med_type;
1013 unchar dev_par;
1014 unchar bd_length;
1015 } PACKED hd;
1016 struct {
1017 unchar dens_code;
1018 unchar block_count[3];
1019 unchar reserved;
1020 unchar block_length[3];
1021 } PACKED bd;
1022} PACKED gdth_modep_data;
1023
1024/* stack frame */
1025typedef struct {
1026 ulong b[10]; /* 32/64 bit compiler ! */
1027} PACKED gdth_stackframe;
1028
1029
1030/* function prototyping */
1031
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1032#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1033int gdth_proc_info(struct Scsi_Host *, char *,char **,off_t,int,int);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1034#else
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1035int gdth_proc_info(char *,char **,off_t,int,int,int);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1036#endif
1037
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1038#endif