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1/*+M*************************************************************************
2 * Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
3 *
4 * Copyright (c) 1997 Perceptive Solutions, Inc.
5 *
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.
10 *
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.
15 *
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.
19 *
20 *
21 * File Name: psi240i.h
22 *
23 * Description: Header file for the SCSI driver for the PSI240I
24 * EIDE interface card.
25 *
26 *-M*************************************************************************/
27#ifndef _PSI240I_H
28#define _PSI240I_H
29
30#include <linux/types.h>
31
32#ifndef PSI_EIDE_SCSIOP
33#define PSI_EIDE_SCSIOP 1
34
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
46
47/************************************************/
48/* Timeout konstants */
49/************************************************/
50#define TIMEOUT_READY 10 // 100 mSec
51#define TIMEOUT_DRQ 40 // 400 mSec
52
53/************************************************/
54/* Misc. macros */
55/************************************************/
56#define ANY2SCSI(up, p) \
57((UCHAR *)up)[0] = (((ULONG)(p)) >> 8); \
58((UCHAR *)up)[1] = ((ULONG)(p));
59
60#define SCSI2LONG(up) \
61( (((long)*(((UCHAR *)up))) << 16) \
62+ (((long)(((UCHAR *)up)[1])) << 8) \
63+ ((long)(((UCHAR *)up)[2])) )
64
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));
70
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])) )
76
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
150
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
167
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
177
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
187
188// IDE interface structure
189typedef struct _IDE_STRUCT
190 {
191 union
192 {
193 UCHAR ide[9];
194 struct
195 {
196 USHORT data;
197 UCHAR sectors;
198 UCHAR lba[4];
199 UCHAR cmd;
200 UCHAR spigot;
201 } ides;
202 } ide;
203 } IDE_STRUCT;
204
205// SCSI read capacity structure
206typedef struct _READ_CAPACITY_DATA
207 {
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;
211
212// SCSI inquiry data
213#ifndef HOSTS_C
214
215typedef struct _INQUIRYDATA
216 {
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
240
241// IDE IDENTIFY data
242typedef struct _IDENTIFY_DATA
243 {
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;
275
276// Identify data without the Reserved4.
277typedef 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;
308
309#endif // PSI_EIDE_SCSIOP
310
311// function prototypes
312int Psi240i_Command (Scsi_Cmnd *SCpnt);
313int Psi240i_Abort (Scsi_Cmnd *SCpnt);
314int Psi240i_Reset (Scsi_Cmnd *SCpnt, unsigned int flags);
315#endif
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