| 1 | /* $NetBSD: scsipi_all.h,v 1.33 2007/12/25 18:33:42 perry Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * SCSI and SCSI-like general interface description |
| 5 | */ |
| 6 | |
| 7 | /* |
| 8 | * Largely written by Julian Elischer (julian@tfs.com) |
| 9 | * for TRW Financial Systems. |
| 10 | * |
| 11 | * TRW Financial Systems, in accordance with their agreement with Carnegie |
| 12 | * Mellon University, makes this software available to CMU to distribute |
| 13 | * or use in any manner that they see fit as long as this message is kept with |
| 14 | * the software. For this reason TFS also grants any other persons or |
| 15 | * organisations permission to use or modify this software. |
| 16 | * |
| 17 | * TFS supplies this software to be publicly redistributed |
| 18 | * on the understanding that TFS is not responsible for the correct |
| 19 | * functioning of this software in any circumstances. |
| 20 | * |
| 21 | * Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992 |
| 22 | */ |
| 23 | |
| 24 | #ifndef _DEV_SCSIPI_SCSIPI_ALL_H_ |
| 25 | #define _DEV_SCSIPI_SCSIPI_ALL_H_ |
| 26 | |
| 27 | /* |
| 28 | * SCSI-like command format and opcode |
| 29 | */ |
| 30 | |
| 31 | /* |
| 32 | * Some basic, common SCSI command group definitions. |
| 33 | */ |
| 34 | |
| 35 | #define CDB_GROUPID(cmd) ((cmd >> 5) & 0x7) |
| 36 | #define CDB_GROUPID_0 0 |
| 37 | #define CDB_GROUPID_1 1 |
| 38 | #define CDB_GROUPID_2 2 |
| 39 | #define CDB_GROUPID_3 3 |
| 40 | #define CDB_GROUPID_4 4 |
| 41 | #define CDB_GROUPID_5 5 |
| 42 | #define CDB_GROUPID_6 6 |
| 43 | #define CDB_GROUPID_7 7 |
| 44 | |
| 45 | #define CDB_GROUP0 6 /* 6-byte cdb's */ |
| 46 | #define CDB_GROUP1 10 /* 10-byte cdb's */ |
| 47 | #define CDB_GROUP2 10 /* 10-byte cdb's */ |
| 48 | #define CDB_GROUP3 0 /* reserved */ |
| 49 | #define CDB_GROUP4 16 /* 16-byte cdb's */ |
| 50 | #define CDB_GROUP5 12 /* 12-byte cdb's */ |
| 51 | #define CDB_GROUP6 0 /* vendor specific */ |
| 52 | #define CDB_GROUP7 0 /* vendor specific */ |
| 53 | |
| 54 | /* |
| 55 | * Some basic, common SCSI commands |
| 56 | */ |
| 57 | |
| 58 | #define INQUIRY 0x12 |
| 59 | struct scsipi_inquiry { |
| 60 | u_int8_t opcode; |
| 61 | u_int8_t byte2; |
| 62 | u_int8_t unused[2]; |
| 63 | u_int8_t length; |
| 64 | u_int8_t control; |
| 65 | } __packed; |
| 66 | |
| 67 | #define START_STOP 0x1b |
| 68 | struct scsipi_start_stop { |
| 69 | u_int8_t opcode; |
| 70 | u_int8_t byte2; |
| 71 | u_int8_t unused[2]; |
| 72 | u_int8_t how; |
| 73 | #define SSS_STOP 0x00 |
| 74 | #define SSS_START 0x01 |
| 75 | #define SSS_LOEJ 0x02 |
| 76 | u_int8_t control; |
| 77 | }; |
| 78 | |
| 79 | /* |
| 80 | * inquiry data format |
| 81 | */ |
| 82 | |
| 83 | #define T_REMOV 1 /* device is removable */ |
| 84 | #define T_FIXED 0 /* device is not removable */ |
| 85 | |
| 86 | /* |
| 87 | * According to SPC-2r16, in order to know if a U3W device support PPR, |
| 88 | * Inquiry Data structure should be at least 57 Bytes |
| 89 | */ |
| 90 | |
| 91 | struct scsipi_inquiry_data { |
| 92 | /* 1*/ u_int8_t device; |
| 93 | #define SID_TYPE 0x1f /* device type mask */ |
| 94 | #define SID_QUAL 0xe0 /* device qualifier mask */ |
| 95 | #define SID_QUAL_LU_PRESENT 0x00 /* logical unit present */ |
| 96 | #define SID_QUAL_LU_NOTPRESENT 0x20 /* logical unit not present */ |
| 97 | #define SID_QUAL_reserved 0x40 |
| 98 | #define SID_QUAL_LU_NOT_SUPP 0x60 /* logical unit not supported */ |
| 99 | |
| 100 | #define T_DIRECT 0x00 /* direct access device */ |
| 101 | #define T_SEQUENTIAL 0x01 /* sequential access device */ |
| 102 | #define T_PRINTER 0x02 /* printer device */ |
| 103 | #define T_PROCESSOR 0x03 /* processor device */ |
| 104 | #define T_WORM 0x04 /* write once, read many device */ |
| 105 | #define T_CDROM 0x05 /* cd-rom device */ |
| 106 | #define T_SCANNER 0x06 /* scanner device */ |
| 107 | #define T_OPTICAL 0x07 /* optical memory device */ |
| 108 | #define T_CHANGER 0x08 /* medium changer device */ |
| 109 | #define T_COMM 0x09 /* communication device */ |
| 110 | #define T_IT8_1 0x0a /* Defined by ASC IT8... */ |
| 111 | #define T_IT8_2 0x0b /* ...(Graphic arts pre-press devices) */ |
| 112 | #define T_STORARRAY 0x0c /* storage array device */ |
| 113 | #define T_ENCLOSURE 0x0d /* enclosure services device */ |
| 114 | #define T_SIMPLE_DIRECT 0x0E /* Simplified direct-access device */ |
| 115 | #define T_OPTIC_CARD_RW 0x0F /* Optical card reader/writer device */ |
| 116 | #define T_OBJECT_STORED 0x11 /* Object-based Storage Device */ |
| 117 | #define T_NODEVICE 0x1f |
| 118 | |
| 119 | u_int8_t dev_qual2; |
| 120 | #define SID_QUAL2 0x7F |
| 121 | #define SID_REMOVABLE 0x80 |
| 122 | |
| 123 | /* 3*/ u_int8_t version; |
| 124 | #define SID_ANSII 0x07 |
| 125 | #define SID_ECMA 0x38 |
| 126 | #define SID_ISO 0xC0 |
| 127 | |
| 128 | /* 4*/ u_int8_t response_format; |
| 129 | #define SID_RespDataFmt 0x0F |
| 130 | #define SID_FORMAT_SCSI1 0x00 /* SCSI-1 format */ |
| 131 | #define SID_FORMAT_CCS 0x01 /* SCSI CCS format */ |
| 132 | #define SID_FORMAT_ISO 0x02 /* ISO format */ |
| 133 | |
| 134 | /* 5*/ u_int8_t additional_length; /* n-4 */ |
| 135 | /* 6*/ u_int8_t flags1; |
| 136 | #define SID_SCC 0x80 |
| 137 | /* 7*/ u_int8_t flags2; |
| 138 | #define SID_Addr16 0x01 |
| 139 | #define SID_MChngr 0x08 |
| 140 | #define SID_MultiPort 0x10 |
| 141 | #define SID_EncServ 0x40 |
| 142 | #define SID_BasQue 0x80 |
| 143 | /* 8*/ u_int8_t flags3; |
| 144 | #define SID_SftRe 0x01 |
| 145 | #define SID_CmdQue 0x02 |
| 146 | #define SID_Linked 0x08 |
| 147 | #define SID_Sync 0x10 |
| 148 | #define SID_WBus16 0x20 |
| 149 | #define SID_WBus32 0x40 |
| 150 | #define SID_RelAdr 0x80 |
| 151 | /* 9*/ char vendor[8]; |
| 152 | /*17*/ char product[16]; |
| 153 | /*33*/ char revision[4]; |
| 154 | #define SCSIPI_INQUIRY_LENGTH_SCSI2 36 |
| 155 | /*37*/ u_int8_t vendor_specific[20]; |
| 156 | /*57*/ u_int8_t flags4; |
| 157 | #define SID_IUS 0x01 |
| 158 | #define SID_QAS 0x02 |
| 159 | #define SID_Clocking 0x0C |
| 160 | #define SID_CLOCKING_ST_ONLY 0x00 |
| 161 | #define SID_CLOCKING_DT_ONLY 0x04 |
| 162 | #define SID_CLOCKING_SD_DT 0x0C |
| 163 | /*58*/ u_int8_t reserved; |
| 164 | /*59*/ char version_descriptor[8][2]; |
| 165 | #define SCSIPI_INQUIRY_LENGTH_SCSI3 74 |
| 166 | } __packed; /* 74 Bytes */ |
| 167 | |
| 168 | #endif /* _DEV_SCSIPI_SCSIPI_ALL_H_ */ |
| 169 | |