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
60 struct 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
75 struct 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 /*
121 * Status Byte
122 */
123 #define SCSI_STATUS_OK 0x00
124 #define SCSI_STATUS_CHECK_COND 0x02
125 #define SCSI_STATUS_COND_MET 0x04
126 #define SCSI_STATUS_BUSY 0x08
127 #define SCSI_STATUS_INTERMED 0x10
128 #define SCSI_STATUS_INTERMED_COND_MET 0x14
129 #define SCSI_STATUS_RESERV_CONFLICT 0x18
130 #define SCSI_STATUS_CMD_TERMINATED 0x22 /* Obsolete in SAM-2 */
131 #define SCSI_STATUS_QUEUE_FULL 0x28
132 #define SCSI_STATUS_ACA_ACTIVE 0x30
133 #define SCSI_STATUS_TASK_ABORTED 0x40
134
135 /************************* Large Disk Handling ********************************/
136 static inline int
aic_sector_div(sector_t capacity,int heads,int sectors)137 aic_sector_div(sector_t capacity, int heads, int sectors)
138 {
139 /* ugly, ugly sector_div calling convention.. */
140 sector_div(capacity, (heads * sectors));
141 return (int)capacity;
142 }
143
144 static inline uint32_t
scsi_4btoul(uint8_t * bytes)145 scsi_4btoul(uint8_t *bytes)
146 {
147 uint32_t rv;
148
149 rv = (bytes[0] << 24) |
150 (bytes[1] << 16) |
151 (bytes[2] << 8) |
152 bytes[3];
153 return (rv);
154 }
155
156 /* Macros for generating the elements of the PCI ID tables. */
157
158 #define GETID(v, s) (unsigned)(((v) >> (s)) & 0xFFFF ?: PCI_ANY_ID)
159
160 #define ID_C(x, c) \
161 { \
162 GETID(x,32), GETID(x,48), GETID(x,0), GETID(x,16), \
163 (c) << 8, 0xFFFF00, 0 \
164 }
165
166 #define ID2C(x) \
167 ID_C(x, PCI_CLASS_STORAGE_SCSI), \
168 ID_C(x, PCI_CLASS_STORAGE_RAID)
169
170 #define IDIROC(x) ((x) | ~ID_ALL_IROC_MASK)
171
172 /* Generate IDs for all 16 possibilites.
173 * The argument has already masked out
174 * the 4 least significant bits of the device id.
175 * (e.g., mask: ID_9005_GENERIC_MASK).
176 */
177 #define ID16(x) \
178 ID(x), \
179 ID((x) | 0x0001000000000000ull), \
180 ID((x) | 0x0002000000000000ull), \
181 ID((x) | 0x0003000000000000ull), \
182 ID((x) | 0x0004000000000000ull), \
183 ID((x) | 0x0005000000000000ull), \
184 ID((x) | 0x0006000000000000ull), \
185 ID((x) | 0x0007000000000000ull), \
186 ID((x) | 0x0008000000000000ull), \
187 ID((x) | 0x0009000000000000ull), \
188 ID((x) | 0x000A000000000000ull), \
189 ID((x) | 0x000B000000000000ull), \
190 ID((x) | 0x000C000000000000ull), \
191 ID((x) | 0x000D000000000000ull), \
192 ID((x) | 0x000E000000000000ull), \
193 ID((x) | 0x000F000000000000ull)
194
195 #endif /*_AICLIB_H */
196