fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / drivers / scsi / psi240i.h
blob21ebb9214004cfc1eed5112eadd0d7a8bf4710c2
1 /*+M*************************************************************************
2 * Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
4 * Copyright (c) 1997 Perceptive Solutions, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2, or (at your option)
9 * any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; see the file COPYING. If not, write to
18 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
21 * File Name: psi240i.h
23 * Description: Header file for the SCSI driver for the PSI240I
24 * EIDE interface card.
26 *-M*************************************************************************/
27 #ifndef _PSI240I_H
28 #define _PSI240I_H
30 #include <linux/types.h>
32 #ifndef PSI_EIDE_SCSIOP
33 #define PSI_EIDE_SCSIOP 1
35 /************************************************/
36 /* Some defines that we like */
37 /************************************************/
38 #define CHAR char
39 #define UCHAR unsigned char
40 #define SHORT short
41 #define USHORT unsigned short
42 #define BOOL unsigned short
43 #define LONG long
44 #define ULONG unsigned long
45 #define VOID void
47 /************************************************/
48 /* Timeout konstants */
49 /************************************************/
50 #define TIMEOUT_READY 10 // 100 mSec
51 #define TIMEOUT_DRQ 40 // 400 mSec
53 /************************************************/
54 /* Misc. macros */
55 /************************************************/
56 #define ANY2SCSI(up, p) \
57 ((UCHAR *)up)[0] = (((ULONG)(p)) >> 8); \
58 ((UCHAR *)up)[1] = ((ULONG)(p));
60 #define SCSI2LONG(up) \
61 ( (((long)*(((UCHAR *)up))) << 16) \
62 + (((long)(((UCHAR *)up)[1])) << 8) \
63 + ((long)(((UCHAR *)up)[2])) )
65 #define XANY2SCSI(up, p) \
66 ((UCHAR *)up)[0] = ((long)(p)) >> 24; \
67 ((UCHAR *)up)[1] = ((long)(p)) >> 16; \
68 ((UCHAR *)up)[2] = ((long)(p)) >> 8; \
69 ((UCHAR *)up)[3] = ((long)(p));
71 #define XSCSI2LONG(up) \
72 ( (((long)(((UCHAR *)up)[0])) << 24) \
73 + (((long)(((UCHAR *)up)[1])) << 16) \
74 + (((long)(((UCHAR *)up)[2])) << 8) \
75 + ((long)(((UCHAR *)up)[3])) )
77 /************************************************/
78 /* SCSI CDB operation codes */
79 /************************************************/
80 #define SCSIOP_TEST_UNIT_READY 0x00
81 #define SCSIOP_REZERO_UNIT 0x01
82 #define SCSIOP_REWIND 0x01
83 #define SCSIOP_REQUEST_BLOCK_ADDR 0x02
84 #define SCSIOP_REQUEST_SENSE 0x03
85 #define SCSIOP_FORMAT_UNIT 0x04
86 #define SCSIOP_READ_BLOCK_LIMITS 0x05
87 #define SCSIOP_REASSIGN_BLOCKS 0x07
88 #define SCSIOP_READ6 0x08
89 #define SCSIOP_RECEIVE 0x08
90 #define SCSIOP_WRITE6 0x0A
91 #define SCSIOP_PRINT 0x0A
92 #define SCSIOP_SEND 0x0A
93 #define SCSIOP_SEEK6 0x0B
94 #define SCSIOP_TRACK_SELECT 0x0B
95 #define SCSIOP_SLEW_PRINT 0x0B
96 #define SCSIOP_SEEK_BLOCK 0x0C
97 #define SCSIOP_PARTITION 0x0D
98 #define SCSIOP_READ_REVERSE 0x0F
99 #define SCSIOP_WRITE_FILEMARKS 0x10
100 #define SCSIOP_FLUSH_BUFFER 0x10
101 #define SCSIOP_SPACE 0x11
102 #define SCSIOP_INQUIRY 0x12
103 #define SCSIOP_VERIFY6 0x13
104 #define SCSIOP_RECOVER_BUF_DATA 0x14
105 #define SCSIOP_MODE_SELECT 0x15
106 #define SCSIOP_RESERVE_UNIT 0x16
107 #define SCSIOP_RELEASE_UNIT 0x17
108 #define SCSIOP_COPY 0x18
109 #define SCSIOP_ERASE 0x19
110 #define SCSIOP_MODE_SENSE 0x1A
111 #define SCSIOP_START_STOP_UNIT 0x1B
112 #define SCSIOP_STOP_PRINT 0x1B
113 #define SCSIOP_LOAD_UNLOAD 0x1B
114 #define SCSIOP_RECEIVE_DIAGNOSTIC 0x1C
115 #define SCSIOP_SEND_DIAGNOSTIC 0x1D
116 #define SCSIOP_MEDIUM_REMOVAL 0x1E
117 #define SCSIOP_READ_CAPACITY 0x25
118 #define SCSIOP_READ 0x28
119 #define SCSIOP_WRITE 0x2A
120 #define SCSIOP_SEEK 0x2B
121 #define SCSIOP_LOCATE 0x2B
122 #define SCSIOP_WRITE_VERIFY 0x2E
123 #define SCSIOP_VERIFY 0x2F
124 #define SCSIOP_SEARCH_DATA_HIGH 0x30
125 #define SCSIOP_SEARCH_DATA_EQUAL 0x31
126 #define SCSIOP_SEARCH_DATA_LOW 0x32
127 #define SCSIOP_SET_LIMITS 0x33
128 #define SCSIOP_READ_POSITION 0x34
129 #define SCSIOP_SYNCHRONIZE_CACHE 0x35
130 #define SCSIOP_COMPARE 0x39
131 #define SCSIOP_COPY_COMPARE 0x3A
132 #define SCSIOP_WRITE_DATA_BUFF 0x3B
133 #define SCSIOP_READ_DATA_BUFF 0x3C
134 #define SCSIOP_CHANGE_DEFINITION 0x40
135 #define SCSIOP_READ_SUB_CHANNEL 0x42
136 #define SCSIOP_READ_TOC 0x43
137 #define SCSIOP_READ_HEADER 0x44
138 #define SCSIOP_PLAY_AUDIO 0x45
139 #define SCSIOP_PLAY_AUDIO_MSF 0x47
140 #define SCSIOP_PLAY_TRACK_INDEX 0x48
141 #define SCSIOP_PLAY_TRACK_RELATIVE 0x49
142 #define SCSIOP_PAUSE_RESUME 0x4B
143 #define SCSIOP_LOG_SELECT 0x4C
144 #define SCSIOP_LOG_SENSE 0x4D
145 #define SCSIOP_MODE_SELECT10 0x55
146 #define SCSIOP_MODE_SENSE10 0x5A
147 #define SCSIOP_LOAD_UNLOAD_SLOT 0xA6
148 #define SCSIOP_MECHANISM_STATUS 0xBD
149 #define SCSIOP_READ_CD 0xBE
151 // IDE command definitions
152 #define IDE_COMMAND_ATAPI_RESET 0x08
153 #define IDE_COMMAND_READ 0x20
154 #define IDE_COMMAND_WRITE 0x30
155 #define IDE_COMMAND_RECALIBRATE 0x10
156 #define IDE_COMMAND_SEEK 0x70
157 #define IDE_COMMAND_SET_PARAMETERS 0x91
158 #define IDE_COMMAND_VERIFY 0x40
159 #define IDE_COMMAND_ATAPI_PACKET 0xA0
160 #define IDE_COMMAND_ATAPI_IDENTIFY 0xA1
161 #define IDE_CMD_READ_MULTIPLE 0xC4
162 #define IDE_CMD_WRITE_MULTIPLE 0xC5
163 #define IDE_CMD_SET_MULTIPLE 0xC6
164 #define IDE_COMMAND_WRITE_DMA 0xCA
165 #define IDE_COMMAND_READ_DMA 0xC8
166 #define IDE_COMMAND_IDENTIFY 0xEC
168 // IDE status definitions
169 #define IDE_STATUS_ERROR 0x01
170 #define IDE_STATUS_INDEX 0x02
171 #define IDE_STATUS_CORRECTED_ERROR 0x04
172 #define IDE_STATUS_DRQ 0x08
173 #define IDE_STATUS_DSC 0x10
174 #define IDE_STATUS_WRITE_FAULT 0x20
175 #define IDE_STATUS_DRDY 0x40
176 #define IDE_STATUS_BUSY 0x80
178 // IDE error definitions
179 #define IDE_ERROR_AMNF 0x01
180 #define IDE_ERROR_TKONF 0x02
181 #define IDE_ERROR_ABRT 0x04
182 #define IDE_ERROR_MCR 0x08
183 #define IDE_ERROR_IDFN 0x10
184 #define IDE_ERROR_MC 0x20
185 #define IDE_ERROR_UNC 0x40
186 #define IDE_ERROR_BBK 0x80
188 // IDE interface structure
189 typedef struct _IDE_STRUCT
191 union
193 UCHAR ide[9];
194 struct
196 USHORT data;
197 UCHAR sectors;
198 UCHAR lba[4];
199 UCHAR cmd;
200 UCHAR spigot;
201 } ides;
202 } ide;
203 } IDE_STRUCT;
205 // SCSI read capacity structure
206 typedef struct _READ_CAPACITY_DATA
208 ULONG blks; /* total blocks (converted to little endian) */
209 ULONG blksiz; /* size of each (converted to little endian) */
210 } READ_CAPACITY_DATA, *PREAD_CAPACITY_DATA;
212 // SCSI inquiry data
213 #ifndef HOSTS_C
215 typedef struct _INQUIRYDATA
217 UCHAR DeviceType :5;
218 UCHAR DeviceTypeQualifier :3;
219 UCHAR DeviceTypeModifier :7;
220 UCHAR RemovableMedia :1;
221 UCHAR Versions;
222 UCHAR ResponseDataFormat;
223 UCHAR AdditionalLength;
224 UCHAR Reserved[2];
225 UCHAR SoftReset :1;
226 UCHAR CommandQueue :1;
227 UCHAR Reserved2 :1;
228 UCHAR LinkedCommands :1;
229 UCHAR Synchronous :1;
230 UCHAR Wide16Bit :1;
231 UCHAR Wide32Bit :1;
232 UCHAR RelativeAddressing :1;
233 UCHAR VendorId[8];
234 UCHAR ProductId[16];
235 UCHAR ProductRevisionLevel[4];
236 UCHAR VendorSpecific[20];
237 UCHAR Reserved3[40];
238 } INQUIRYDATA, *PINQUIRYDATA;
239 #endif
241 // IDE IDENTIFY data
242 typedef struct _IDENTIFY_DATA
244 USHORT GeneralConfiguration; // 00
245 USHORT NumberOfCylinders; // 02
246 USHORT Reserved1; // 04
247 USHORT NumberOfHeads; // 06
248 USHORT UnformattedBytesPerTrack; // 08
249 USHORT UnformattedBytesPerSector; // 0A
250 USHORT SectorsPerTrack; // 0C
251 USHORT VendorUnique1[3]; // 0E
252 USHORT SerialNumber[10]; // 14
253 USHORT BufferType; // 28
254 USHORT BufferSectorSize; // 2A
255 USHORT NumberOfEccBytes; // 2C
256 USHORT FirmwareRevision[4]; // 2E
257 USHORT ModelNumber[20]; // 36
258 UCHAR MaximumBlockTransfer; // 5E
259 UCHAR VendorUnique2; // 5F
260 USHORT DoubleWordIo; // 60
261 USHORT Capabilities; // 62
262 USHORT Reserved2; // 64
263 UCHAR VendorUnique3; // 66
264 UCHAR PioCycleTimingMode; // 67
265 UCHAR VendorUnique4; // 68
266 UCHAR DmaCycleTimingMode; // 69
267 USHORT TranslationFieldsValid:1; // 6A
268 USHORT Reserved3:15;
269 USHORT NumberOfCurrentCylinders; // 6C
270 USHORT NumberOfCurrentHeads; // 6E
271 USHORT CurrentSectorsPerTrack; // 70
272 ULONG CurrentSectorCapacity; // 72
273 USHORT Reserved4[197]; // 76
274 } IDENTIFY_DATA, *PIDENTIFY_DATA;
276 // Identify data without the Reserved4.
277 typedef struct _IDENTIFY_DATA2 {
278 USHORT GeneralConfiguration; // 00
279 USHORT NumberOfCylinders; // 02
280 USHORT Reserved1; // 04
281 USHORT NumberOfHeads; // 06
282 USHORT UnformattedBytesPerTrack; // 08
283 USHORT UnformattedBytesPerSector; // 0A
284 USHORT SectorsPerTrack; // 0C
285 USHORT VendorUnique1[3]; // 0E
286 USHORT SerialNumber[10]; // 14
287 USHORT BufferType; // 28
288 USHORT BufferSectorSize; // 2A
289 USHORT NumberOfEccBytes; // 2C
290 USHORT FirmwareRevision[4]; // 2E
291 USHORT ModelNumber[20]; // 36
292 UCHAR MaximumBlockTransfer; // 5E
293 UCHAR VendorUnique2; // 5F
294 USHORT DoubleWordIo; // 60
295 USHORT Capabilities; // 62
296 USHORT Reserved2; // 64
297 UCHAR VendorUnique3; // 66
298 UCHAR PioCycleTimingMode; // 67
299 UCHAR VendorUnique4; // 68
300 UCHAR DmaCycleTimingMode; // 69
301 USHORT TranslationFieldsValid:1; // 6A
302 USHORT Reserved3:15;
303 USHORT NumberOfCurrentCylinders; // 6C
304 USHORT NumberOfCurrentHeads; // 6E
305 USHORT CurrentSectorsPerTrack; // 70
306 ULONG CurrentSectorCapacity; // 72
307 } IDENTIFY_DATA2, *PIDENTIFY_DATA2;
309 #endif // PSI_EIDE_SCSIOP
311 // function prototypes
312 int Psi240i_Command(struct scsi_cmnd *SCpnt);
313 int Psi240i_Abort(struct scsi_cmnd *SCpnt);
314 int Psi240i_Reset(struct scsi_cmnd *SCpnt, unsigned int flags);
315 #endif