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restruct the backend storage command submit

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This commit is contained in:
Lei Xue
2016-11-28 11:11:24 +08:00
parent ed47ac5ea0
commit 05b6f88de4
8 changed files with 218 additions and 179 deletions
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33
pkg/scsi/cmd.go
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@@ -21,13 +21,13 @@ import (
)
const (
/* PERSISTENT_RESERVE_IN service action codes */
// PERSISTENT_RESERVE_IN service action codes
PR_IN_READ_KEYS byte = 0x00
PR_IN_READ_RESERVATION byte = 0x01
PR_IN_REPORT_CAPABILITIES byte = 0x02
PR_IN_READ_FULL_STATUS byte = 0x03
/* PERSISTENT_RESERVE_OUT service action codes */
// PERSISTENT_RESERVE_OUT service action codes
PR_OUT_REGISTER byte = 0x00
PR_OUT_RESERVE byte = 0x01
PR_OUT_RELEASE byte = 0x02
@@ -40,7 +40,7 @@ const (
// Persistent Reservation scope
PR_LU_SCOPE byte = 0x00
/* Persistent Reservation Type Mask format */
// Persistent Reservation Type Mask format
PR_TYPE_WRITE_EXCLUSIVE byte = 0x01
PR_TYPE_EXCLUSIVE_ACCESS byte = 0x03
PR_TYPE_WRITE_EXCLUSIVE_REGONLY byte = 0x05
@@ -50,14 +50,22 @@ const (
)
const (
CDB_GROUPID_0 = 6 /* 6-byte commands */
CDB_GROUPID_1 = 10 /* 10-byte commands */
CDB_GROUPID_2 = 10 /* 10-byte commands */
CDB_GROUPID_3 = 0 /* reserved */
CDB_GROUPID_4 = 16 /* 16-byte commands */
CDB_GROUPID_5 = 12 /* 12-byte commands */
CDB_GROUPID_6 = 0 /* vendor specific */
CDB_GROUPID_7 = 0 /* vendor specific */
// 6-byte commands
CDB_GROUPID_0 = 6
// 10-byte commands
CDB_GROUPID_1 = 10
// 10-byte commands
CDB_GROUPID_2 = 10
// reserved
CDB_GROUPID_3 = 0
// 16-byte commands
CDB_GROUPID_4 = 16
// 12-byte commands
CDB_GROUPID_5 = 12
// vendor specific
CDB_GROUPID_6 = 0
// vendor specific
CDB_GROUPID_7 = 0
)
func SCSICDBGroupID(opcode byte) byte {
@@ -106,7 +114,6 @@ const (
* 2 - Designator field contains ASCII printable chars
* 3 - Designaotor field contains UTF-8
*/
const (
INQ_CODE_BIN = byte(1)
INQ_CODE_ASCII = byte(2)
@@ -121,7 +128,6 @@ const (
* 10b - Associated with SCSI Target device
* 11b - Reserved
*/
const (
ASS_LU = byte(0x00)
ASS_TGT_PORT = byte(0x01)
@@ -204,7 +210,6 @@ const (
* 7 - MD5 logical unit identifier - 7.6.3.10
* 8 - SCSI name string - 7.6.3.11
*/
const (
DESG_VENDOR = iota
DESG_T10