1/*
2 * Largely written by Julian Elischer (julian@tfs.com)
3 * for TRW Financial Systems.
4 *
5 * TRW Financial Systems, in accordance with their agreement with Carnegie
6 * Mellon University, makes this software available to CMU to distribute
7 * or use in any manner that they see fit as long as this message is kept with
8 * the software. For this reason TFS also grants any other persons or
9 * organisations permission to use or modify this software.
10 *
11 * TFS supplies this software to be publicly redistributed
12 * on the understanding that TFS is not responsible for the correct
13 * functioning of this software in any circumstances.
14 *
15 * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
16 *
17 * $FreeBSD: src/sys/cam/scsi/scsi_all.h,v 1.21 2002/10/08 17:12:44 ken Exp $
18 *
19 * Copyright (c) 2003 Adaptec Inc.
20 * All rights reserved.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the above copyright
26 * notice, this list of conditions, and the following disclaimer,
27 * without modification.
28 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
29 * substantially similar to the "NO WARRANTY" disclaimer below
30 * ("Disclaimer") and any redistribution must be conditioned upon
31 * including a substantially similar Disclaimer requirement for further
32 * binary redistribution.
33 * 3. Neither the names of the above-listed copyright holders nor the names
34 * of any contributors may be used to endorse or promote products derived
35 * from this software without specific prior written permission.
36 *
37 * Alternatively, this software may be distributed under the terms of the
38 * GNU General Public License ("GPL") version 2 as published by the Free
39 * Software Foundation.
40 *
41 * NO WARRANTY
42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
45 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
50 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
51 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
52 * POSSIBILITY OF SUCH DAMAGES.
53 *
54 * $Id$
55 */
56
57#ifndef _AICLIB_H
58#define _AICLIB_H
59
60struct scsi_sense
61{
62 uint8_t opcode;
63 uint8_t byte2;
64 uint8_t unused[2];
65 uint8_t length;
66 uint8_t control;
67};
68
69#define SCSI_REV_0 0
70#define SCSI_REV_CCS 1
71#define SCSI_REV_2 2
72#define SCSI_REV_SPC 3
73#define SCSI_REV_SPC2 4
74
75struct scsi_sense_data
76{
77 uint8_t error_code;
78#define SSD_ERRCODE 0x7F
79#define SSD_CURRENT_ERROR 0x70
80#define SSD_DEFERRED_ERROR 0x71
81#define SSD_ERRCODE_VALID 0x80
82 uint8_t segment;
83 uint8_t flags;
84#define SSD_KEY 0x0F
85#define SSD_KEY_NO_SENSE 0x00
86#define SSD_KEY_RECOVERED_ERROR 0x01
87#define SSD_KEY_NOT_READY 0x02
88#define SSD_KEY_MEDIUM_ERROR 0x03
89#define SSD_KEY_HARDWARE_ERROR 0x04
90#define SSD_KEY_ILLEGAL_REQUEST 0x05
91#define SSD_KEY_UNIT_ATTENTION 0x06
92#define SSD_KEY_DATA_PROTECT 0x07
93#define SSD_KEY_BLANK_CHECK 0x08
94#define SSD_KEY_Vendor_Specific 0x09
95#define SSD_KEY_COPY_ABORTED 0x0a
96#define SSD_KEY_ABORTED_COMMAND 0x0b
97#define SSD_KEY_EQUAL 0x0c
98#define SSD_KEY_VOLUME_OVERFLOW 0x0d
99#define SSD_KEY_MISCOMPARE 0x0e
100#define SSD_KEY_RESERVED 0x0f
101#define SSD_ILI 0x20
102#define SSD_EOM 0x40
103#define SSD_FILEMARK 0x80
104 uint8_t info[4];
105 uint8_t extra_len;
106 uint8_t cmd_spec_info[4];
107 uint8_t add_sense_code;
108 uint8_t add_sense_code_qual;
109 uint8_t fru;
110 uint8_t sense_key_spec[3];
111#define SSD_SCS_VALID 0x80
112#define SSD_FIELDPTR_CMD 0x40
113#define SSD_BITPTR_VALID 0x08
114#define SSD_BITPTR_VALUE 0x07
115#define SSD_MIN_SIZE 18
116 uint8_t extra_bytes[14];
117#define SSD_FULL_SIZE sizeof(struct scsi_sense_data)
118};
119
120/************************* Large Disk Handling ********************************/
121static inline int
122aic_sector_div(sector_t capacity, int heads, int sectors)
123{
124 /* ugly, ugly sector_div calling convention.. */
125 sector_div(capacity, (heads * sectors));
126 return (int)capacity;
127}
128
129static inline uint32_t
130scsi_4btoul(uint8_t *bytes)
131{
132 uint32_t rv;
133
134 rv = (bytes[0] << 24) |
135 (bytes[1] << 16) |
136 (bytes[2] << 8) |
137 bytes[3];
138 return (rv);
139}
140
141/* Macros for generating the elements of the PCI ID tables. */
142
143#define GETID(v, s) (unsigned)(((v) >> (s)) & 0xFFFF ?: PCI_ANY_ID)
144
145#define ID_C(x, c) \
146{ \
147 GETID(x,32), GETID(x,48), GETID(x,0), GETID(x,16), \
148 (c) << 8, 0xFFFF00, 0 \
149}
150
151#define ID2C(x) \
152 ID_C(x, PCI_CLASS_STORAGE_SCSI), \
153 ID_C(x, PCI_CLASS_STORAGE_RAID)
154
155#define IDIROC(x) ((x) | ~ID_ALL_IROC_MASK)
156
157/* Generate IDs for all 16 possibilites.
158 * The argument has already masked out
159 * the 4 least significant bits of the device id.
160 * (e.g., mask: ID_9005_GENERIC_MASK).
161 */
162#define ID16(x) \
163 ID(x), \
164 ID((x) | 0x0001000000000000ull), \
165 ID((x) | 0x0002000000000000ull), \
166 ID((x) | 0x0003000000000000ull), \
167 ID((x) | 0x0004000000000000ull), \
168 ID((x) | 0x0005000000000000ull), \
169 ID((x) | 0x0006000000000000ull), \
170 ID((x) | 0x0007000000000000ull), \
171 ID((x) | 0x0008000000000000ull), \
172 ID((x) | 0x0009000000000000ull), \
173 ID((x) | 0x000A000000000000ull), \
174 ID((x) | 0x000B000000000000ull), \
175 ID((x) | 0x000C000000000000ull), \
176 ID((x) | 0x000D000000000000ull), \
177 ID((x) | 0x000E000000000000ull), \
178 ID((x) | 0x000F000000000000ull)
179
180#endif /*_AICLIB_H */
181

source code of linux/drivers/scsi/aic7xxx/aiclib.h