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Diffstat (limited to 'drivers/scsi/bfa/include/protocol/scsi.h')
| -rw-r--r-- | drivers/scsi/bfa/include/protocol/scsi.h | 1648 |
1 files changed, 1648 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/include/protocol/scsi.h b/drivers/scsi/bfa/include/protocol/scsi.h new file mode 100644 index 000000000000..b220e6b4f6e1 --- /dev/null +++ b/drivers/scsi/bfa/include/protocol/scsi.h @@ -0,0 +1,1648 @@ +/* + * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#ifndef __SCSI_H__ +#define __SCSI_H__ + +#include <protocol/types.h> + +#pragma pack(1) + +/* + * generic SCSI cdb definition + */ +#define SCSI_MAX_CDBLEN 16 +struct scsi_cdb_s{ + u8 scsi_cdb[SCSI_MAX_CDBLEN]; +}; + +/* + * scsi lun serial number definition + */ +#define SCSI_LUN_SN_LEN 32 +struct scsi_lun_sn_s{ + u8 lun_sn[SCSI_LUN_SN_LEN]; +}; + +/* + * SCSI Direct Access Commands + */ +enum { + SCSI_OP_TEST_UNIT_READY = 0x00, + SCSI_OP_REQUEST_SENSE = 0x03, + SCSI_OP_FORMAT_UNIT = 0x04, + SCSI_OP_READ6 = 0x08, + SCSI_OP_WRITE6 = 0x0A, + SCSI_OP_WRITE_FILEMARKS = 0x10, + SCSI_OP_INQUIRY = 0x12, + SCSI_OP_MODE_SELECT6 = 0x15, + SCSI_OP_RESERVE6 = 0x16, + SCSI_OP_RELEASE6 = 0x17, + SCSI_OP_MODE_SENSE6 = 0x1A, + SCSI_OP_START_STOP_UNIT = 0x1B, + SCSI_OP_SEND_DIAGNOSTIC = 0x1D, + SCSI_OP_READ_CAPACITY = 0x25, + SCSI_OP_READ10 = 0x28, + SCSI_OP_WRITE10 = 0x2A, + SCSI_OP_VERIFY10 = 0x2F, + SCSI_OP_READ_DEFECT_DATA = 0x37, + SCSI_OP_LOG_SELECT = 0x4C, + SCSI_OP_LOG_SENSE = 0x4D, + SCSI_OP_MODE_SELECT10 = 0x55, + SCSI_OP_RESERVE10 = 0x56, + SCSI_OP_RELEASE10 = 0x57, + SCSI_OP_MODE_SENSE10 = 0x5A, + SCSI_OP_PER_RESERVE_IN = 0x5E, + SCSI_OP_PER_RESERVE_OUR = 0x5E, + SCSI_OP_READ16 = 0x88, + SCSI_OP_WRITE16 = 0x8A, + SCSI_OP_VERIFY16 = 0x8F, + SCSI_OP_READ_CAPACITY16 = 0x9E, + SCSI_OP_REPORT_LUNS = 0xA0, + SCSI_OP_READ12 = 0xA8, + SCSI_OP_WRITE12 = 0xAA, + SCSI_OP_UNDEF = 0xFF, +}; + +/* + * SCSI START_STOP_UNIT command + */ +struct scsi_start_stop_unit_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 reserved1:4; + u8 immed:1; +#else + u8 immed:1; + u8 reserved1:4; + u8 lun:3; +#endif + u8 reserved2; + u8 reserved3; +#ifdef __BIGENDIAN + u8 power_conditions:4; + u8 reserved4:2; + u8 loEj:1; + u8 start:1; +#else + u8 start:1; + u8 loEj:1; + u8 reserved4:2; + u8 power_conditions:4; +#endif + u8 control; +}; + +/* + * SCSI SEND_DIAGNOSTIC command + */ +struct scsi_send_diagnostic_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 self_test_code:3; + u8 pf:1; + u8 reserved1:1; + u8 self_test:1; + u8 dev_offl:1; + u8 unit_offl:1; +#else + u8 unit_offl:1; + u8 dev_offl:1; + u8 self_test:1; + u8 reserved1:1; + u8 pf:1; + u8 self_test_code:3; +#endif + u8 reserved2; + + u8 param_list_length[2]; /* MSB first */ + u8 control; + +}; + +/* + * SCSI READ10/WRITE10 commands + */ +struct scsi_rw10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 dpo:1; /* Disable Page Out */ + u8 fua:1; /* Force Unit Access */ + u8 reserved1:2; + u8 rel_adr:1; /* relative address */ +#else + u8 rel_adr:1; + u8 reserved1:2; + u8 fua:1; + u8 dpo:1; + u8 lun:3; +#endif + u8 lba0; /* logical block address - MSB */ + u8 lba1; + u8 lba2; + u8 lba3; /* LSB */ + u8 reserved3; + u8 xfer_length0; /* transfer length in blocks - MSB */ + u8 xfer_length1; /* LSB */ + u8 control; +}; + +#define SCSI_CDB10_GET_LBA(cdb) \ + (((cdb)->lba0 << 24) | ((cdb)->lba1 << 16) | \ + ((cdb)->lba2 << 8) | (cdb)->lba3) + +#define SCSI_CDB10_SET_LBA(cdb, lba) { \ + (cdb)->lba0 = lba >> 24; \ + (cdb)->lba1 = (lba >> 16) & 0xFF; \ + (cdb)->lba2 = (lba >> 8) & 0xFF; \ + (cdb)->lba3 = lba & 0xFF; \ +} + +#define SCSI_CDB10_GET_TL(cdb) \ + ((cdb)->xfer_length0 << 8 | (cdb)->xfer_length1) +#define SCSI_CDB10_SET_TL(cdb, tl) { \ + (cdb)->xfer_length0 = tl >> 8; \ + (cdb)->xfer_length1 = tl & 0xFF; \ +} + +/* + * SCSI READ6/WRITE6 commands + */ +struct scsi_rw6_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 lba0:5; /* MSb */ +#else + u8 lba0:5; /* MSb */ + u8 lun:3; +#endif + u8 lba1; + u8 lba2; /* LSB */ + u8 xfer_length; + u8 control; +}; + +#define SCSI_TAPE_CDB6_GET_TL(cdb) \ + (((cdb)->tl0 << 16) | ((cdb)->tl1 << 8) | (cdb)->tl2) + +#define SCSI_TAPE_CDB6_SET_TL(cdb, tl) { \ + (cdb)->tl0 = tl >> 16; \ + (cdb)->tl1 = (tl >> 8) & 0xFF; \ + (cdb)->tl2 = tl & 0xFF; \ +} + +/* + * SCSI sequential (TAPE) wrtie command + */ +struct scsi_tape_wr_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 rsvd:7; + u8 fixed:1; /* MSb */ +#else + u8 fixed:1; /* MSb */ + u8 rsvd:7; +#endif + u8 tl0; /* Msb */ + u8 tl1; + u8 tl2; /* Lsb */ + + u8 control; +}; + +#define SCSI_CDB6_GET_LBA(cdb) \ + (((cdb)->lba0 << 16) | ((cdb)->lba1 << 8) | (cdb)->lba2) + +#define SCSI_CDB6_SET_LBA(cdb, lba) { \ + (cdb)->lba0 = lba >> 16; \ + (cdb)->lba1 = (lba >> 8) & 0xFF; \ + (cdb)->lba2 = lba & 0xFF; \ +} + +#define SCSI_CDB6_GET_TL(cdb) ((cdb)->xfer_length) +#define SCSI_CDB6_SET_TL(cdb, tl) { \ + (cdb)->xfer_length = tl; \ +} + +/* + * SCSI sense data format + */ +struct scsi_sense_s{ +#ifdef __BIGENDIAN + u8 valid:1; + u8 rsp_code:7; +#else + u8 rsp_code:7; + u8 valid:1; +#endif + u8 seg_num; +#ifdef __BIGENDIAN + u8 file_mark:1; + u8 eom:1; /* end of media */ + u8 ili:1; /* incorrect length indicator */ + u8 reserved:1; + u8 sense_key:4; +#else + u8 sense_key:4; + u8 reserved:1; + u8 ili:1; /* incorrect length indicator */ + u8 eom:1; /* end of media */ + u8 file_mark:1; +#endif + u8 information[4]; /* device-type or command specific info + */ + u8 add_sense_length; + /* additional sense length */ + u8 command_info[4];/* command specific information + */ + u8 asc; /* additional sense code */ + u8 ascq; /* additional sense code qualifier */ + u8 fru_code; /* field replaceable unit code */ +#ifdef __BIGENDIAN + u8 sksv:1; /* sense key specific valid */ + u8 c_d:1; /* command/data bit */ + u8 res1:2; + u8 bpv:1; /* bit pointer valid */ + u8 bpointer:3; /* bit pointer */ +#else + u8 bpointer:3; /* bit pointer */ + u8 bpv:1; /* bit pointer valid */ + u8 res1:2; + u8 c_d:1; /* command/data bit */ + u8 sksv:1; /* sense key specific valid */ +#endif + u8 fpointer[2]; /* field pointer */ +}; + +#define SCSI_SENSE_CUR_ERR 0x70 +#define SCSI_SENSE_DEF_ERR 0x71 + +/* + * SCSI sense key values + */ +#define SCSI_SK_NO_SENSE 0x0 +#define SCSI_SK_REC_ERR 0x1 /* recovered error */ +#define SCSI_SK_NOT_READY 0x2 +#define SCSI_SK_MED_ERR 0x3 /* medium error */ +#define SCSI_SK_HW_ERR 0x4 /* hardware error */ +#define SCSI_SK_ILLEGAL_REQ 0x5 +#define SCSI_SK_UNIT_ATT 0x6 /* unit attention */ +#define SCSI_SK_DATA_PROTECT 0x7 +#define SCSI_SK_BLANK_CHECK 0x8 +#define SCSI_SK_VENDOR_SPEC 0x9 +#define SCSI_SK_COPY_ABORTED 0xA +#define SCSI_SK_ABORTED_CMND 0xB +#define SCSI_SK_VOL_OVERFLOW 0xD +#define SCSI_SK_MISCOMPARE 0xE + +/* + * SCSI additional sense codes + */ +#define SCSI_ASC_NO_ADD_SENSE 0x00 +#define SCSI_ASC_LUN_NOT_READY 0x04 +#define SCSI_ASC_LUN_COMMUNICATION 0x08 +#define SCSI_ASC_WRITE_ERROR 0x0C +#define SCSI_ASC_INVALID_CMND_CODE 0x20 +#define SCSI_ASC_BAD_LBA 0x21 +#define SCSI_ASC_INVALID_FIELD_IN_CDB 0x24 +#define SCSI_ASC_LUN_NOT_SUPPORTED 0x25 +#define SCSI_ASC_LUN_WRITE_PROTECT 0x27 +#define SCSI_ASC_POWERON_BDR 0x29 /* power on reset, bus reset, + * bus device reset + */ +#define SCSI_ASC_PARAMS_CHANGED 0x2A +#define SCSI_ASC_CMND_CLEARED_BY_A_I 0x2F +#define SCSI_ASC_SAVING_PARAM_NOTSUPP 0x39 +#define SCSI_ASC_TOCC 0x3F /* target operating condtions + * changed + */ +#define SCSI_ASC_PARITY_ERROR 0x47 +#define SCSI_ASC_CMND_PHASE_ERROR 0x4A +#define SCSI_ASC_DATA_PHASE_ERROR 0x4B +#define SCSI_ASC_VENDOR_SPEC 0x7F + +/* + * SCSI additional sense code qualifiers + */ +#define SCSI_ASCQ_CAUSE_NOT_REPORT 0x00 +#define SCSI_ASCQ_BECOMING_READY 0x01 +#define SCSI_ASCQ_INIT_CMD_REQ 0x02 +#define SCSI_ASCQ_FORMAT_IN_PROGRESS 0x04 +#define SCSI_ASCQ_OPERATION_IN_PROGRESS 0x07 +#define SCSI_ASCQ_SELF_TEST_IN_PROGRESS 0x09 +#define SCSI_ASCQ_WR_UNEXP_UNSOL_DATA 0x0C +#define SCSI_ASCQ_WR_NOTENG_UNSOL_DATA 0x0D + +#define SCSI_ASCQ_LBA_OUT_OF_RANGE 0x00 +#define SCSI_ASCQ_INVALID_ELEMENT_ADDR 0x01 + +#define SCSI_ASCQ_LUN_WRITE_PROTECTED 0x00 +#define SCSI_ASCQ_LUN_HW_WRITE_PROTECTED 0x01 +#define SCSI_ASCQ_LUN_SW_WRITE_PROTECTED 0x02 + +#define SCSI_ASCQ_POR 0x01 /* power on reset */ +#define SCSI_ASCQ_SBR 0x02 /* scsi bus reset */ +#define SCSI_ASCQ_BDR 0x03 /* bus device reset */ +#define SCSI_ASCQ_DIR 0x04 /* device internal reset */ + +#define SCSI_ASCQ_MODE_PARAMS_CHANGED 0x01 +#define SCSI_ASCQ_LOG_PARAMS_CHANGED 0x02 +#define SCSI_ASCQ_RESERVATIONS_PREEMPTED 0x03 +#define SCSI_ASCQ_RESERVATIONS_RELEASED 0x04 +#define SCSI_ASCQ_REGISTRATIONS_PREEMPTED 0x05 + +#define SCSI_ASCQ_MICROCODE_CHANGED 0x01 +#define SCSI_ASCQ_CHANGED_OPER_COND 0x02 +#define SCSI_ASCQ_INQ_CHANGED 0x03 /* inquiry data changed */ +#define SCSI_ASCQ_DI_CHANGED 0x05 /* device id changed */ +#define SCSI_ASCQ_RL_DATA_CHANGED 0x0E /* report luns data changed */ + +#define SCSI_ASCQ_DP_CRC_ERR 0x01 /* data phase crc error */ +#define SCSI_ASCQ_DP_SCSI_PARITY_ERR 0x02 /* data phase scsi parity error + */ +#define SCSI_ASCQ_IU_CRC_ERR 0x03 /* information unit crc error */ +#define SCSI_ASCQ_PROTO_SERV_CRC_ERR 0x05 + +#define SCSI_ASCQ_LUN_TIME_OUT 0x01 + +/* ------------------------------------------------------------ + * SCSI INQUIRY + * ------------------------------------------------------------*/ + +struct scsi_inquiry_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 reserved1:3; + u8 cmd_dt:1; + u8 evpd:1; +#else + u8 evpd:1; + u8 cmd_dt:1; + u8 reserved1:3; + u8 lun:3; +#endif + u8 page_code; + u8 reserved2; + u8 alloc_length; + u8 control; +}; + +struct scsi_inquiry_vendor_s{ + u8 vendor_id[8]; +}; + +struct scsi_inquiry_prodid_s{ + u8 product_id[16]; +}; + +struct scsi_inquiry_prodrev_s{ + u8 product_rev[4]; +}; + +struct scsi_inquiry_data_s{ +#ifdef __BIGENDIAN + u8 peripheral_qual:3; /* peripheral qualifier */ + u8 device_type:5; /* peripheral device type */ + + u8 rmb:1; /* removable medium bit */ + u8 device_type_mod:7; /* device type modifier */ + + u8 version; + + u8 aenc:1; /* async event notification capability + */ + u8 trm_iop:1; /* terminate I/O process */ + u8 norm_aca:1; /* normal ACA supported */ + u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */ + u8 rsp_data_format:4; + + u8 additional_len; + u8 sccs:1; + u8 reserved1:7; + + u8 reserved2:1; + u8 enc_serv:1; /* enclosure service component */ + u8 reserved3:1; + u8 multi_port:1; /* multi-port device */ + u8 m_chngr:1; /* device in medium transport element */ + u8 ack_req_q:1; /* SIP specific bit */ + u8 addr32:1; /* SIP specific bit */ + u8 addr16:1; /* SIP specific bit */ + + u8 rel_adr:1; /* relative address */ + u8 w_bus32:1; + u8 w_bus16:1; + u8 synchronous:1; + u8 linked_commands:1; + u8 trans_dis:1; + u8 cmd_queue:1; /* command queueing supported */ + u8 soft_reset:1; /* soft reset alternative (VS) */ +#else + u8 device_type:5; /* peripheral device type */ + u8 peripheral_qual:3; + /* peripheral qualifier */ + + u8 device_type_mod:7; + /* device type modifier */ + u8 rmb:1; /* removable medium bit */ + + u8 version; + + u8 rsp_data_format:4; + u8 hi_support:1; /* SCSI-3: supports REPORT LUNS */ + u8 norm_aca:1; /* normal ACA supported */ + u8 terminate_iop:1;/* terminate I/O process */ + u8 aenc:1; /* async event notification capability + */ + + u8 additional_len; + u8 reserved1:7; + u8 sccs:1; + + u8 addr16:1; /* SIP specific bit */ + u8 addr32:1; /* SIP specific bit */ + u8 ack_req_q:1; /* SIP specific bit */ + u8 m_chngr:1; /* device in medium transport element */ + u8 multi_port:1; /* multi-port device */ + u8 reserved3:1; /* TBD - Vendor Specific */ + u8 enc_serv:1; /* enclosure service component */ + u8 reserved2:1; + + u8 soft_seset:1; /* soft reset alternative (VS) */ + u8 cmd_queue:1; /* command queueing supported */ + u8 trans_dis:1; + u8 linked_commands:1; + u8 synchronous:1; + u8 w_bus16:1; + u8 w_bus32:1; + u8 rel_adr:1; /* relative address */ +#endif + struct scsi_inquiry_vendor_s vendor_id; + struct scsi_inquiry_prodid_s product_id; + struct scsi_inquiry_prodrev_s product_rev; + u8 vendor_specific[20]; + u8 reserved4[40]; +}; + +/* + * inquiry.peripheral_qual field values + */ +#define SCSI_DEVQUAL_DEFAULT 0 +#define SCSI_DEVQUAL_NOT_CONNECTED 1 +#define SCSI_DEVQUAL_NOT_SUPPORTED 3 + +/* + * inquiry.device_type field values + */ +#define SCSI_DEVICE_DIRECT_ACCESS 0x00 +#define SCSI_DEVICE_SEQ_ACCESS 0x01 +#define SCSI_DEVICE_ARRAY_CONTROLLER 0x0C +#define SCSI_DEVICE_UNKNOWN 0x1F + +/* + * inquiry.version + */ +#define SCSI_VERSION_ANSI_X3131 2 /* ANSI X3.131 SCSI-2 */ +#define SCSI_VERSION_SPC 3 /* SPC (SCSI-3), ANSI X3.301:1997 */ +#define SCSI_VERSION_SPC_2 4 /* SPC-2 */ + +/* + * response data format + */ +#define SCSI_RSP_DATA_FORMAT 2 /* SCSI-2 & SPC */ + +/* + * SCSI inquiry page codes + */ +#define SCSI_INQ_PAGE_VPD_PAGES 0x00 /* supported vpd pages */ +#define SCSI_INQ_PAGE_USN_PAGE 0x80 /* unit serial number page */ +#define SCSI_INQ_PAGE_DEV_IDENT 0x83 /* device indentification page + */ +#define SCSI_INQ_PAGES_MAX 3 + +/* + * supported vital product data pages + */ +struct scsi_inq_page_vpd_pages_s{ +#ifdef __BIGENDIAN + u8 peripheral_qual:3; + u8 device_type:5; +#else + u8 device_type:5; + u8 peripheral_qual:3; +#endif + u8 page_code; + u8 reserved; + u8 page_length; + u8 pages[SCSI_INQ_PAGES_MAX]; +}; + +/* + * Unit serial number page + */ +#define SCSI_INQ_USN_LEN 32 + +struct scsi_inq_usn_s{ + char usn[SCSI_INQ_USN_LEN]; +}; + +struct scsi_inq_page_usn_s{ +#ifdef __BIGENDIAN + u8 peripheral_qual:3; + u8 device_type:5; +#else + u8 device_type:5; + u8 peripheral_qual:3; +#endif + u8 page_code; + u8 reserved1; + u8 page_length; + struct scsi_inq_usn_s usn; +}; + +enum { + SCSI_INQ_DIP_CODE_BINARY = 1, /* identifier has binary value */ + SCSI_INQ_DIP_CODE_ASCII = 2, /* identifier has ascii value */ +}; + +enum { + SCSI_INQ_DIP_ASSOC_LUN = 0, /* id is associated with device */ + SCSI_INQ_DIP_ASSOC_PORT = 1, /* id is associated with port that + * received the request + */ +}; + +enum { + SCSI_INQ_ID_TYPE_VENDOR = 1, + SCSI_INQ_ID_TYPE_IEEE = 2, + SCSI_INQ_ID_TYPE_FC_FS = 3, + SCSI_INQ_ID_TYPE_OTHER = 4, +}; + +struct scsi_inq_dip_desc_s{ +#ifdef __BIGENDIAN + u8 res0:4; + u8 code_set:4; + u8 res1:2; + u8 association:2; + u8 id_type:4; +#else + u8 code_set:4; + u8 res0:4; + u8 id_type:4; + u8 association:2; + u8 res1:2; +#endif + u8 res2; + u8 id_len; + struct scsi_lun_sn_s id; +}; + +/* + * Device indentification page + */ +struct scsi_inq_page_dev_ident_s{ +#ifdef __BIGENDIAN + u8 peripheral_qual:3; + u8 device_type:5; +#else + u8 device_type:5; + u8 peripheral_qual:3; +#endif + u8 page_code; + u8 reserved1; + u8 page_length; + struct scsi_inq_dip_desc_s desc; +}; + +/* ------------------------------------------------------------ + * READ CAPACITY + * ------------------------------------------------------------ + */ + +struct scsi_read_capacity_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 reserved1:4; + u8 rel_adr:1; +#else + u8 rel_adr:1; + u8 reserved1:4; + u8 lun:3; +#endif + u8 lba0; /* MSB */ + u8 lba1; + u8 lba2; + u8 lba3; /* LSB */ + u8 reserved2; + u8 reserved3; +#ifdef __BIGENDIAN + u8 reserved4:7; + u8 pmi:1; /* partial medium indicator */ +#else + u8 pmi:1; /* partial medium indicator */ + u8 reserved4:7; +#endif + u8 control; +}; + +struct scsi_read_capacity_data_s{ + u32 max_lba; /* maximum LBA available */ + u32 block_length; /* in bytes */ +}; + +struct scsi_read_capacity16_data_s{ + u64 lba; /* maximum LBA available */ + u32 block_length; /* in bytes */ +#ifdef __BIGENDIAN + u8 reserved1:4, + p_type:3, + prot_en:1; + u8 reserved2:4, + lb_pbe:4; /* logical blocks per physical block + * exponent */ + u16 reserved3:2, + lba_align:14; /* lowest aligned logical block + * address */ +#else + u16 lba_align:14, /* lowest aligned logical block + * address */ + reserved3:2; + u8 lb_pbe:4, /* logical blocks per physical block + * exponent */ + reserved2:4; + u8 prot_en:1, + p_type:3, + reserved1:4; +#endif + u64 reserved4; + u64 reserved5; +}; + +/* ------------------------------------------------------------ + * REPORT LUNS command + * ------------------------------------------------------------ + */ + +struct scsi_report_luns_s{ + u8 opcode; /* A0h - REPORT LUNS opCode */ + u8 reserved1[5]; + u8 alloc_length[4];/* allocation length MSB first */ + u8 reserved2; + u8 control; +}; + +#define SCSI_REPORT_LUN_ALLOC_LENGTH(rl) \ + ((rl->alloc_length[0] << 24) | (rl->alloc_length[1] << 16) | \ + (rl->alloc_length[2] << 8) | (rl->alloc_length[3])) + +#define SCSI_REPORT_LUNS_SET_ALLOCLEN(rl, alloc_len) { \ + (rl)->alloc_length[0] = (alloc_len) >> 24; \ + (rl)->alloc_length[1] = ((alloc_len) >> 16) & 0xFF; \ + (rl)->alloc_length[2] = ((alloc_len) >> 8) & 0xFF; \ + (rl)->alloc_length[3] = (alloc_len) & 0xFF; \ +} + +struct scsi_report_luns_data_s{ + u32 lun_list_length; /* length of LUN list length */ + u32 reserved; + lun_t lun[1]; /* first LUN in lun list */ +}; + +/* ------------------------------------------------------------- + * SCSI mode parameters + * ----------------------------------------------------------- + */ +enum { + SCSI_DA_MEDIUM_DEF = 0, /* direct access default medium type */ + SCSI_DA_MEDIUM_SS = 1, /* direct access single sided */ + SCSI_DA_MEDIUM_DS = 2, /* direct access double sided */ +}; + +/* + * SCSI Mode Select(6) cdb + */ +struct scsi_mode_select6_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 pf:1; /* page format */ + u8 reserved2:3; + u8 sp:1; /* save pages if set to 1 */ +#else + u8 sp:1; /* save pages if set to 1 */ + u8 reserved2:3; + u8 pf:1; /* page format */ + u8 reserved1:3; +#endif + u8 reserved3[2]; + u8 alloc_len; + u8 control; +}; + +/* + * SCSI Mode Select(10) cdb + */ +struct scsi_mode_select10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 pf:1; /* page format */ + u8 reserved2:3; + u8 sp:1; /* save pages if set to 1 */ +#else + u8 sp:1; /* save pages if set to 1 */ + u8 reserved2:3; + u8 pf:1; /* page format */ + u8 reserved1:3; +#endif + u8 reserved3[5]; + u8 alloc_len_msb; + u8 alloc_len_lsb; + u8 control; +}; + +/* + * SCSI Mode Sense(6) cdb + */ +struct scsi_mode_sense6_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:4; + u8 dbd:1; /* disable block discriptors if set to 1 */ + u8 reserved2:3; + + u8 pc:2; /* page control */ + u8 page_code:6; +#else + u8 reserved2:3; + u8 dbd:1; /* disable block descriptors if set to 1 */ + u8 reserved1:4; + + u8 page_code:6; + u8 pc:2; /* page control */ +#endif + u8 reserved3; + u8 alloc_len; + u8 control; +}; + +/* + * SCSI Mode Sense(10) cdb + */ +struct scsi_mode_sense10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 LLBAA:1; /* long LBA accepted if set to 1 */ + u8 dbd:1; /* disable block descriptors if set + * to 1 + */ + u8 reserved2:3; + + u8 pc:2; /* page control */ + u8 page_code:6; +#else + u8 reserved2:3; + u8 dbd:1; /* disable block descriptors if set to + * 1 + */ + u8 LLBAA:1; /* long LBA accepted if set to 1 */ + u8 reserved1:3; + + u8 page_code:6; + u8 pc:2; /* page control */ +#endif + u8 reserved3[4]; + u8 alloc_len_msb; + u8 alloc_len_lsb; + u8 control; +}; + +#define SCSI_CDB10_GET_AL(cdb) \ + ((cdb)->alloc_len_msb << 8 | (cdb)->alloc_len_lsb) + +#define SCSI_CDB10_SET_AL(cdb, al) { \ + (cdb)->alloc_len_msb = al >> 8; \ + (cdb)->alloc_len_lsb = al & 0xFF; \ +} + +#define SCSI_CDB6_GET_AL(cdb) ((cdb)->alloc_len) + +#define SCSI_CDB6_SET_AL(cdb, al) { \ + (cdb)->alloc_len = al; \ +} + +/* + * page control field values + */ +#define SCSI_PC_CURRENT_VALUES 0x0 +#define SCSI_PC_CHANGEABLE_VALUES 0x1 +#define SCSI_PC_DEFAULT_VALUES 0x2 +#define SCSI_PC_SAVED_VALUES 0x3 + +/* + * SCSI mode page codes + */ +#define SCSI_MP_VENDOR_SPEC 0x00 +#define SCSI_MP_DISC_RECN 0x02 /* disconnect-reconnect page */ +#define SCSI_MP_FORMAT_DEVICE 0x03 +#define SCSI_MP_RDG 0x04 /* rigid disk geometry page */ +#define SCSI_MP_FDP 0x05 /* flexible disk page */ +#define SCSI_MP_CACHING 0x08 /* caching page */ +#define SCSI_MP_CONTROL 0x0A /* control mode page */ +#define SCSI_MP_MED_TYPES_SUP 0x0B /* medium types supported page */ +#define SCSI_MP_INFO_EXCP_CNTL 0x1C /* informational exception control */ +#define SCSI_MP_ALL 0x3F /* return all pages - mode sense only */ + +/* + * mode parameter header + */ +struct scsi_mode_param_header6_s{ + u8 mode_datalen; + u8 medium_type; + + /* + * device specific parameters expanded for direct access devices + */ +#ifdef __BIGENDIAN + u32 wp:1; /* write protected */ + u32 reserved1:2; + u32 dpofua:1; /* disable page out + force unit access + */ + u32 reserved2:4; +#else + u32 reserved2:4; + u32 dpofua:1; /* disable page out + force unit access + */ + u32 reserved1:2; + u32 wp:1; /* write protected */ +#endif + + u8 block_desclen; +}; + +struct scsi_mode_param_header10_s{ + u32 mode_datalen:16; + u32 medium_type:8; + + /* + * device specific parameters expanded for direct access devices + */ +#ifdef __BIGENDIAN + u32 wp:1; /* write protected */ + u32 reserved1:2; + u32 dpofua:1; /* disable page out + force unit access + */ + u32 reserved2:4; +#else + u32 reserved2:4; + u32 dpofua:1; /* disable page out + force unit access + */ + u32 reserved1:2; + u32 wp:1; /* write protected */ +#endif + +#ifdef __BIGENDIAN + u32 reserved3:7; + u32 longlba:1; +#else + u32 longlba:1; + u32 reserved3:7; +#endif + u32 reserved4:8; + u32 block_desclen:16; +}; + +/* + * mode parameter block descriptor + */ +struct scsi_mode_param_desc_s{ + u32 nblks; + u32 density_code:8; + u32 block_length:24; +}; + +/* + * Disconnect-reconnect mode page format + */ +struct scsi_mp_disc_recn_s{ +#ifdef __BIGENDIAN + u8 ps:1; + u8 reserved1:1; + u8 page_code:6; +#else + u8 page_code:6; + u8 reserved1:1; + u8 ps:1; +#endif + u8 page_len; + u8 buf_full_ratio; + u8 buf_empty_ratio; + + u8 bil_msb; /* bus inactivity limit -MSB */ + u8 bil_lsb; /* bus inactivity limit -LSB */ + + u8 dtl_msb; /* disconnect time limit - MSB */ + u8 dtl_lsb; /* disconnect time limit - LSB */ + + u8 ctl_msb; /* connect time limit - MSB */ + u8 ctl_lsb; /* connect time limit - LSB */ + + u8 max_burst_len_msb; + u8 max_burst_len_lsb; +#ifdef __BIGENDIAN + u8 emdp:1; /* enable modify data pointers */ + u8 fa:3; /* fair arbitration */ + u8 dimm:1; /* disconnect immediate */ + u8 dtdc:3; /* data transfer disconnect control */ +#else + u8 dtdc:3; /* data transfer disconnect control */ + u8 dimm:1; /* disconnect immediate */ + u8 fa:3; /* fair arbitration */ + u8 emdp:1; /* enable modify data pointers */ +#endif + + u8 reserved3; + + u8 first_burst_len_msb; + u8 first_burst_len_lsb; +}; + +/* + * SCSI format device mode page + */ +struct scsi_mp_format_device_s{ +#ifdef __BIGENDIAN + u32 ps:1; + u32 reserved1:1; + u32 page_code:6; +#else + u32 page_code:6; + u32 reserved1:1; + u32 ps:1; +#endif + u32 page_len:8; + u32 tracks_per_zone:16; + + u32 a_sec_per_zone:16; + u32 a_tracks_per_zone:16; + + u32 a_tracks_per_lun:16; /* alternate tracks/lun-MSB */ + u32 sec_per_track:16; /* sectors/track-MSB */ + + u32 bytes_per_sector:16; + u32 interleave:16; + + u32 tsf:16; /* track skew factor-MSB */ + u32 csf:16; /* cylinder skew factor-MSB */ + +#ifdef __BIGENDIAN + u32 ssec:1; /* soft sector formatting */ + u32 hsec:1; /* hard sector formatting */ + u32 rmb:1; /* removable media */ + u32 surf:1; /* surface */ + u32 reserved2:4; +#else + u32 reserved2:4; + u32 surf:1; /* surface */ + u32 rmb:1; /* removable media */ + u32 hsec:1; /* hard sector formatting */ + u32 ssec:1; /* soft sector formatting */ +#endif + u32 reserved3:24; +}; + +/* + * SCSI rigid disk device geometry page + */ +struct scsi_mp_rigid_device_geometry_s{ +#ifdef __BIGENDIAN + u32 ps:1; + u32 reserved1:1; + u32 page_code:6; +#else + u32 page_code:6; + u32 reserved1:1; + u32 ps:1; +#endif + u32 page_len:8; + u32 num_cylinders0:8; + u32 num_cylinders1:8; + + u32 num_cylinders2:8; + u32 num_heads:8; + u32 scwp0:8; + u32 scwp1:8; + + u32 scwp2:8; + u32 scrwc0:8; + u32 scrwc1:8; + u32 scrwc2:8; + + u32 dsr:16; + u32 lscyl0:8; + u32 lscyl1:8; + + u32 lscyl2:8; +#ifdef __BIGENDIAN + u32 reserved2:6; + u32 rpl:2; /* rotational position locking */ +#else + u32 rpl:2; /* rotational position locking */ + u32 reserved2:6; +#endif + u32 rot_off:8; + u32 reserved3:8; + + u32 med_rot_rate:16; + u32 reserved4:16; +}; + +/* + * SCSI caching mode page + */ +struct scsi_mp_caching_s{ +#ifdef __BIGENDIAN + u8 ps:1; + u8 res1:1; + u8 page_code:6; +#else + u8 page_code:6; + u8 res1:1; + u8 ps:1; +#endif + u8 page_len; +#ifdef __BIGENDIAN + u8 ic:1; /* initiator control */ + u8 abpf:1; /* abort pre-fetch */ + u8 cap:1; /* caching analysis permitted */ + u8 disc:1; /* discontinuity */ + u8 size:1; /* size enable */ + u8 wce:1; /* write cache enable */ + u8 mf:1; /* multiplication factor */ + u8 rcd:1; /* read cache disable */ + + u8 drrp:4; /* demand read retention priority */ + u8 wrp:4; /* write retention priority */ +#else + u8 rcd:1; /* read cache disable */ + u8 mf:1; /* multiplication factor */ + u8 wce:1; /* write cache enable */ + u8 size:1; /* size enable */ + u8 disc:1; /* discontinuity */ + u8 cap:1; /* caching analysis permitted */ + u8 abpf:1; /* abort pre-fetch */ + u8 ic:1; /* initiator control */ + + u8 wrp:4; /* write retention priority */ + u8 drrp:4; /* demand read retention priority */ +#endif + u8 dptl[2];/* disable pre-fetch transfer length */ + u8 min_prefetch[2]; + u8 max_prefetch[2]; + u8 max_prefetch_limit[2]; +#ifdef __BIGENDIAN + u8 fsw:1; /* force sequential write */ + u8 lbcss:1;/* logical block cache segment size */ + u8 dra:1; /* disable read ahead */ + u8 vs:2; /* vendor specific */ + u8 res2:3; +#else + u8 res2:3; + u8 vs:2; /* vendor specific */ + u8 dra:1; /* disable read ahead */ + u8 lbcss:1;/* logical block cache segment size */ + u8 fsw:1; /* force sequential write */ +#endif + u8 num_cache_segs; + + u8 cache_seg_size[2]; + u8 res3; + u8 non_cache_seg_size[3]; +}; + +/* + * SCSI control mode page + */ +struct scsi_mp_control_page_s{ +#ifdef __BIGENDIAN +u8 ps:1; +u8 reserved1:1; +u8 page_code:6; +#else +u8 page_code:6; +u8 reserved1:1; +u8 ps:1; +#endif + u8 page_len; +#ifdef __BIGENDIAN + u8 tst:3; /* task set type */ + u8 reserved3:3; + u8 gltsd:1; /* global logging target save disable */ + u8 rlec:1; /* report log exception condition */ + + u8 qalgo_mod:4; /* queue alogorithm modifier */ + u8 reserved4:1; + u8 qerr:2; /* queue error management */ + u8 dque:1; /* disable queuing */ + + u8 reserved5:1; + u8 rac:1; /* report a check */ + u8 reserved6:2; + u8 swp:1; /* software write protect */ + u8 raerp:1; /* ready AER permission */ + u8 uaaerp:1; /* unit attenstion AER permission */ + u8 eaerp:1; /* error AER permission */ + + u8 reserved7:5; + u8 autoload_mod:3; +#else + u8 rlec:1; /* report log exception condition */ + u8 gltsd:1; /* global logging target save disable */ + u8 reserved3:3; + u8 tst:3; /* task set type */ + + u8 dque:1; /* disable queuing */ + u8 qerr:2; /* queue error management */ + u8 reserved4:1; + u8 qalgo_mod:4; /* queue alogorithm modifier */ + + u8 eaerp:1; /* error AER permission */ + u8 uaaerp:1; /* unit attenstion AER permission */ + u8 raerp:1; /* ready AER permission */ + u8 swp:1; /* software write protect */ + u8 reserved6:2; + u8 rac:1; /* report a check */ + u8 reserved5:1; + + u8 autoload_mod:3; + u8 reserved7:5; +#endif + u8 rahp_msb; /* ready AER holdoff period - MSB */ + u8 rahp_lsb; /* ready AER holdoff period - LSB */ + + u8 busy_timeout_period_msb; + u8 busy_timeout_period_lsb; + + u8 ext_selftest_compl_time_msb; + u8 ext_selftest_compl_time_lsb; +}; + +/* + * SCSI medium types supported mode page + */ +struct scsi_mp_medium_types_sup_s{ +#ifdef __BIGENDIAN + u8 ps:1; + u8 reserved1:1; + u8 page_code:6; +#else + u8 page_code:6; + u8 reserved1:1; + u8 ps:1; +#endif + u8 page_len; + + u8 reserved3[2]; + u8 med_type1_sup; /* medium type one supported */ + u8 med_type2_sup; /* medium type two supported */ + u8 med_type3_sup; /* medium type three supported */ + u8 med_type4_sup; /* medium type four supported */ +}; + +/* + * SCSI informational exception control mode page + */ +struct scsi_mp_info_excpt_cntl_s{ +#ifdef __BIGENDIAN + u8 ps:1; + u8 reserved1:1; + u8 page_code:6; +#else + u8 page_code:6; + u8 reserved1:1; + u8 ps:1; +#endif + u8 page_len; +#ifdef __BIGENDIAN + u8 perf:1; /* performance */ + u8 reserved3:1; + u8 ebf:1; /* enable background fucntion */ + u8 ewasc:1; /* enable warning */ + u8 dexcpt:1; /* disable exception control */ + u8 test:1; /* enable test device failure + * notification + */ + u8 reserved4:1; + u8 log_error:1; + + u8 reserved5:4; + u8 mrie:4; /* method of reporting info + * exceptions + */ +#else + u8 log_error:1; + u8 reserved4:1; + u8 test:1; /* enable test device failure + * notification + */ + u8 dexcpt:1; /* disable exception control */ + u8 ewasc:1; /* enable warning */ + u8 ebf:1; /* enable background fucntion */ + u8 reserved3:1; + u8 perf:1; /* performance */ + + u8 mrie:4; /* method of reporting info + * exceptions + */ + u8 reserved5:4; +#endif + u8 interval_timer_msb; + u8 interval_timer_lsb; + + u8 report_count_msb; + u8 report_count_lsb; +}; + +/* + * Methods of reporting informational exceptions + */ +#define SCSI_MP_IEC_NO_REPORT 0x0 /* no reporting of exceptions */ +#define SCSI_MP_IEC_AER 0x1 /* async event reporting */ +#define SCSI_MP_IEC_UNIT_ATTN 0x2 /* generate unit attenstion */ +#define SCSI_MO_IEC_COND_REC_ERR 0x3 /* conditionally generate recovered + * error + */ +#define SCSI_MP_IEC_UNCOND_REC_ERR 0x4 /* unconditionally generate recovered + * error + */ +#define SCSI_MP_IEC_NO_SENSE 0x5 /* generate no sense */ +#define SCSI_MP_IEC_ON_REQUEST 0x6 /* only report exceptions on request */ + +/* + * SCSI flexible disk page + */ +struct scsi_mp_flexible_disk_s{ +#ifdef __BIGENDIAN + u8 ps:1; + u8 reserved1:1; + u8 page_code:6; +#else + u8 page_code:6; + u8 reserved1:1; + u8 ps:1; +#endif + u8 page_len; + + u8 transfer_rate_msb; + u8 transfer_rate_lsb; + + u8 num_heads; + u8 num_sectors; + + u8 bytes_per_sector_msb; + u8 bytes_per_sector_lsb; + + u8 num_cylinders_msb; + u8 num_cylinders_lsb; + + u8 sc_wpc_msb; /* starting cylinder-write + * precompensation msb + */ + u8 sc_wpc_lsb; /* starting cylinder-write + * precompensation lsb + */ + u8 sc_rwc_msb; /* starting cylinder-reduced write + * current msb + */ + u8 sc_rwc_lsb; /* starting cylinder-reduced write + * current lsb + */ + + u8 dev_step_rate_msb; + u8 dev_step_rate_lsb; + + u8 dev_step_pulse_width; + + u8 head_sd_msb; /* head settle delay msb */ + u8 head_sd_lsb; /* head settle delay lsb */ + + u8 motor_on_delay; + u8 motor_off_delay; +#ifdef __BIGENDIAN + u8 trdy:1; /* true ready bit */ + u8 ssn:1; /* start sector number bit */ + u8 mo:1; /* motor on bit */ + u8 reserved3:5; + + u8 reserved4:4; + u8 spc:4; /* step pulse per cylinder */ +#else + u8 reserved3:5; + u8 mo:1; /* motor on bit */ + u8 ssn:1; /* start sector number bit */ + u8 trdy:1; /* true ready bit */ + + u8 spc:4; /* step pulse per cylinder */ + u8 reserved4:4; +#endif + u8 write_comp; + u8 head_load_delay; + u8 head_unload_delay; +#ifdef __BIGENDIAN + u8 pin34:4; /* pin34 usage */ + u8 pin2:4; /* pin2 usage */ + + u8 pin4:4; /* pin4 usage */ + u8 pin1:4; /* pin1 usage */ +#else + u8 pin2:4; /* pin2 usage */ + u8 pin34:4; /* pin34 usage */ + + u8 pin1:4; /* pin1 usage */ + u8 pin4:4; /* pin4 usage */ +#endif + u8 med_rot_rate_msb; + u8 med_rot_rate_lsb; + + u8 reserved5[2]; +}; + +struct scsi_mode_page_format_data6_s{ + struct scsi_mode_param_header6_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_format_device_s format; /* format device data */ +}; + +struct scsi_mode_page_format_data10_s{ + struct scsi_mode_param_header10_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_format_device_s format; /* format device data */ +}; + +struct scsi_mode_page_rdg_data6_s{ + struct scsi_mode_param_header6_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_rigid_device_geometry_s rdg; + /* rigid geometry data */ +}; + +struct scsi_mode_page_rdg_data10_s{ + struct scsi_mode_param_header10_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_rigid_device_geometry_s rdg; + /* rigid geometry data */ +}; + +struct scsi_mode_page_cache6_s{ + struct scsi_mode_param_header6_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_caching_s cache; /* cache page data */ +}; + +struct scsi_mode_page_cache10_s{ + struct scsi_mode_param_header10_s mph; /* mode page header */ + struct scsi_mode_param_desc_s desc; /* block descriptor */ + struct scsi_mp_caching_s cache; /* cache page data */ +}; + +/* -------------------------------------------------------------- + * Format Unit command + * ------------------------------------------------------------ + */ + +/* + * Format Unit CDB + */ +struct scsi_format_unit_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 res1:3; + u8 fmtdata:1; /* if set, data out phase has format + * data + */ + u8 cmplst:1; /* if set, defect list is complete */ + u8 def_list:3; /* format of defect descriptor is + * fmtdata =1 + */ +#else + u8 def_list:3; /* format of defect descriptor is + * fmtdata = 1 + */ + u8 cmplst:1; /* if set, defect list is complete */ + u8 fmtdata:1; /* if set, data out phase has format + * data + */ + u8 res1:3; +#endif + u8 interleave_msb; + u8 interleave_lsb; + u8 vendor_spec; + u8 control; +}; + +/* + * h + */ +struct scsi_reserve6_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved:3; + u8 obsolete:4; + u8 extent:1; +#else + u8 extent:1; + u8 obsolete:4; + u8 reserved:3; +#endif + u8 reservation_id; + u16 param_list_len; + u8 control; +}; + +/* + * h + */ +struct scsi_release6_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 obsolete:4; + u8 extent:1; +#else + u8 extent:1; + u8 obsolete:4; + u8 reserved1:3; +#endif + u8 reservation_id; + u16 reserved2; + u8 control; +}; + +/* + * h + */ +struct scsi_reserve10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 third_party:1; + u8 reserved2:2; + u8 long_id:1; + u8 extent:1; +#else + u8 extent:1; + u8 long_id:1; + u8 reserved2:2; + u8 third_party:1; + u8 reserved1:3; +#endif + u8 reservation_id; + u8 third_pty_dev_id; + u8 reserved3; + u8 reserved4; + u8 reserved5; + u16 param_list_len; + u8 control; +}; + +struct scsi_release10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 third_party:1; + u8 reserved2:2; + u8 long_id:1; + u8 extent:1; +#else + u8 extent:1; + u8 long_id:1; + u8 reserved2:2; + u8 third_party:1; + u8 reserved1:3; +#endif + u8 reservation_id; + u8 third_pty_dev_id; + u8 reserved3; + u8 reserved4; + u8 reserved5; + u16 param_list_len; + u8 control; +}; + +struct scsi_verify10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 dpo:1; + u8 reserved:2; + u8 bytchk:1; + u8 reladdr:1; +#else + u8 reladdr:1; + u8 bytchk:1; + u8 reserved:2; + u8 dpo:1; + u8 lun:3; +#endif + u8 lba0; + u8 lba1; + u8 lba2; + u8 lba3; + u8 reserved1; + u8 verification_len0; + u8 verification_len1; + u8 control_byte; +}; + +struct scsi_request_sense_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 lun:3; + u8 reserved:5; +#else + u8 reserved:5; + u8 lun:3; +#endif + u8 reserved0; + u8 reserved1; + u8 alloc_len; + u8 control_byte; +}; + +/* ------------------------------------------------------------ + * SCSI status byte values + * ------------------------------------------------------------ + */ +#define SCSI_STATUS_GOOD 0x00 +#define SCSI_STATUS_CHECK_CONDITION 0x02 +#define SCSI_STATUS_CONDITION_MET 0x04 +#define SCSI_STATUS_BUSY 0x08 +#define SCSI_STATUS_INTERMEDIATE 0x10 +#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */ +#define SCSI_STATUS_RESERVATION_CONFLICT 0x18 +#define SCSI_STATUS_COMMAND_TERMINATED 0x22 +#define SCSI_STATUS_QUEUE_FULL 0x28 +#define SCSI_STATUS_ACA_ACTIVE 0x30 + +#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length + * in CDBs + */ + +#define SCSI_OP_WRITE_VERIFY10 0x2E +#define SCSI_OP_WRITE_VERIFY12 0xAE +#define SCSI_OP_UNDEF 0xFF + +/* + * SCSI WRITE-VERIFY(10) command + */ +struct scsi_write_verify10_s{ + u8 opcode; +#ifdef __BIGENDIAN + u8 reserved1:3; + u8 dpo:1; /* Disable Page Out */ + u8 reserved2:1; + u8 ebp:1; /* erse by-pass */ + u8 bytchk:1; /* byte check */ + u8 rel_adr:1; /* relative address */ +#else + u8 rel_adr:1; /* relative address */ + u8 bytchk:1; /* byte check */ + u8 ebp:1; /* erse by-pass */ + u8 reserved2:1; + u8 dpo:1; /* Disable Page Out */ + u8 reserved1:3; +#endif + u8 lba0; /* logical block address - MSB */ + u8 lba1; + u8 lba2; + u8 lba3; /* LSB */ + u8 reserved3; + u8 xfer_length0; /* transfer length in blocks - MSB */ + u8 xfer_length1; /* LSB */ + u8 control; +}; + +#pragma pack() + +#endif /* __SCSI_H__ */ |