操作系统SunOS 4.1.3版本的源码
源代码在线查看： commands.h
#ident "@(#)commands.h 1.1 92/07/30 SMI" /* * Copyright (c) 1989, 1990 by Sun Microsystems, Inc. */ #ifndef _scsi_generic_commands_h #define _scsi_generic_commands_h /* * Standard SCSI Command Definitions * * Macros to determine known command sizes */ #define CDB_GROUPID(cmd) ((cmd >> 5) & 0x7) #define CDB_GROUPID_0 0 #define CDB_GROUPID_1 1 #define CDB_GROUPID_5 5 #define CDB_GROUP0 6 /* 6-byte cdb's */ #define CDB_GROUP1 10 /* 10-byte cdb's */ #define CDB_GROUP2 0 /* reserved */ #define CDB_GROUP3 0 /* reserved */ #define CDB_GROUP4 0 /* reserved */ #define CDB_GROUP5 12 /* 12-byte cdb's */ #define CDB_GROUP6 0 /* reserved */ #define CDB_GROUP7 0 /* reserved */ /* * Generic Command Definitions */ /* * Group 0 Commands */ #define SCMD_GROUP0 0x00 /* * Group 0 commands, All Devices */ #define SCMD_TEST_UNIT_READY 0x00 #define SCMD_REQUEST_SENSE 0x03 #define SCMD_INQUIRY 0x12 #define SCMD_COPY 0x18 #define SCMD_GDIAG 0x1C /* receive diagnostic results */ #define SCMD_SDIAG 0x1D /* send diagnostic results */ /* * Group 0 commands, Direct Access Devices */ /* SCMD_TEST_UNIT_READY 0x00 */ #define SCMD_REZERO_UNIT 0x01 /* SCMD_REQUEST_SENSE 0x03 */ #define SCMD_FORMAT 0x04 #define SCMD_REASSIGN_BLOCK 0x07 #define SCMD_READ 0x08 #define SCMD_WRITE 0x0a #define SCMD_SEEK 0x0b /* SCMD_INQUIRY 0x12 */ #define SCMD_MODE_SELECT 0x15 #define SCMD_RESERVE 0x16 #define SCMD_RELEASE 0x17 /* SCMD_COPY 0x18 */ #define SCMD_MODE_SENSE 0x1a #define SCMD_START_STOP 0x1b /* SCMD_GDIAG 0x1C */ /* SCMD_SDIAG 0x1D */ #define SCMD_DOORLOCK 0x1E /* Prevent/Allow Medium Removal */ /* * Group 0 commands, Sequential Access Devices */ /* SCMD_TEST_UNIT_READY 0x00 */ #define SCMD_REWIND 0x01 /* Note similarity to SCMD_REZERO */ /* SCMD_REQUEST_SENSE 0x03 */ #define SCMD_READ_BLKLIM 0x05 /* SCMD_READ 0x08 */ /* SCMD_WRITE 0x0a */ #define SCMD_TRK_SEL 0x0b /* Note similarity to SCMD_SEEK */ #define SCMD_READ_REVERSE 0x0f #define SCMD_WRITE_FILE_MARK 0x10 #define SCMD_SPACE 0x11 /* SCMD_INQUIRY 0x12 */ #define SCMD_VERIFY_G0 0x13 #define SCMD_RECOVER_BUF 0x14 /* SCMD_MODE_SELECT 0x15 */ /* SCMD_RESERVE 0x16 */ /* SCMD_RELEASE 0x17 */ /* SCMD_COPY 0x18 */ #define SCMD_ERASE 0x19 /* SCMD_MODE_SENSE 0x1a */ #define SCMD_LOAD 0x1b /* Note similarity to SCMD_START_STOP */ /* SCMD_GDIAG 0x1c */ /* SCMD_SDIAG 0x1d */ /* SCMD_DOORLOCK 0x1e */ /* * Group 0 commands, Printer Devices */ /* SCMD_TEST_UNIT_READY 0x00 */ /* SCMD_REQUEST_SENSE 0x03 */ /* SCMD_FORMAT 0x04 */ #define SCMD_PRINT 0x0a /* Note similarity to SCMD_WRITE */ #define SCMD_SLEW_PRINT 0x0b /* ? similar to SCMD_SEEK ? */ #define SCMD_FLUSH_PRINT_BUF 0x10 /* ? similar to SCMD_WRITE_FILE_MARK */ /* SCMD_INQUIRY 0x12 */ /* SCMD_RECOVER_BUF 0x14 */ /* SCMD_MODE_SELECT 0x15 */ /* SCMD_RESERVE 0x16 */ /* SCMD_RELEASE 0x17 */ /* SCMD_COPY 0x18 */ /* SCMD_MODE_SENSE 0x1a */ #define SCMD_STOP_PRINT 0x1b /* Note similarity to SCMD_START_STOP */ /* SCMD_GDIAG 0x1c */ /* SCMD_SDIAG 0x1d */ /* * Group 0 commands, Processor Devices */ /* SCMD_TEST_UNIT_READY 0x00 */ /* SCMD_REQUEST_SENSE 0x03 */ #define SCMD_RECEIVE 0x08 /* Note similarity to SCMD_READ */ #define SCMD_SEND 0x0a /* Note similarity to SCMD_WRITE */ /* SCMD_INQUIRY 0x12 */ /* SCMD_COPY 0x18 */ /* SCMD_MODE_SENSE 0x1a */ /* SCMD_GDIAG 0x1c */ /* SCMD_SDIAG 0x1d */ /* * Group 0 commands, WORM devices */ /* SCMD_TEST_UNIT_READY 0x00 */ /* SCMD_REZERO_UNIT 0x01 */ /* SCMD_REQUEST_SENSE 0x03 */ /* SCMD_REASSIGN_BLOCK 0x07 */ /* SCMD_READ 0x08 */ /* SCMD_WRITE 0x0a */ /* SCMD_SEEK 0x0b */ /* SCMD_INQUIRY 0x12 */ /* SCMD_MODE_SELECT 0x15 */ /* SCMD_RESERVE 0x16 */ /* SCMD_RELEASE 0x17 */ /* SCMD_COPY 0x18 */ /* SCMD_MODE_SENSE 0x1a */ /* SCMD_START_STOP 0x1b */ /* SCMD_GDIAG 0x1C */ /* SCMD_SDIAG 0x1D */ /* SCMD_DOORLOCK 0x1E */ /* * Group 0 commands, RODAT devices */ /* SCMD_TEST_UNIT_READY 0x00 */ /* SCMD_REZERO_UNIT 0x01 */ /* SCMD_REQUEST_SENSE 0x03 */ /* SCMD_REASSIGN_BLOCK 0x07 */ /* SCMD_READ 0x08 */ /* SCMD_SEEK 0x0b */ /* SCMD_INQUIRY 0x12 */ /* SCMD_MODE_SELECT 0x15 */ /* SCMD_RESERVE 0x16 */ /* SCMD_RELEASE 0x17 */ /* SCMD_COPY 0x18 */ /* SCMD_MODE_SENSE 0x1a */ /* SCMD_START_STOP 0x1b */ /* SCMD_GDIAG 0x1C */ /* SCMD_SDIAG 0x1D */ /* SCMD_DOORLOCK 0x1E */ /* * Group 1 Commands */ #define SCMD_GROUP1 0x20 /* * Group 1 Commands, all devices */ #define SCMD_COMPARE 0x39 #define SCMD_COPY_VERIFY 0x3A /* * Group 1 Commands, direct access devices */ #define SCMD_READ_CAPACITY 0x25 #define SCMD_READ_G1 0x28 /* Note that only the group changed */ #define SCMD_WRITE_G1 0x2a /* Note that only the group changed */ #define SCMD_SEEK_G1 0x2b /* Note that only the group changed */ #define SCMD_WRITE_VERIFY 0x2e #define SCMD_VERIFY 0x2f #define SCMD_SEARCH_HIGH 0x30 #define SCMD_SEARCH_EQUAL 0x31 #define SCMD_SEARCH_LOW 0x32 #define SCMD_SET_LIMITS 0x33 #define SCMD_READ_DEFECT_LIST 0x37 #define SCMD_WRITE_BUFFER 0x3B #define SCMD_READ_BUFFER 0x3c /* * Group 1 Commands, sequential access devices */ /* (None Defined) */ /* * Group 1 Commands, printer devices */ /* (None Defined) */ /* * Group 1 Commands, processor devices */ /* (None Defined) */ /* * Group 1 Commanads, WORM devices */ /* SCMD_READ_CAPACITY 0x25 */ /* SCMD_READ_G1 0x28 */ /* SCMD_WRITE_G1 0x2a */ /* SCMD_SEEK_G1 0x2b */ /* SCMD_WRITE_VERIFY 0x2e */ /* SCMD_VERIFY 0x2f */ /* SCMD_SEARCH_HIGH 0x30 */ /* SCMD_SEARCH_EQUAL 0x31 */ /* SCMD_SEARCH_LOW 0x32 */ /* SCMD_SET_LIMITS 0x33 */ /* * Group 1 Commanads, RODAT devices */ /* SCMD_READ_CAPACITY 0x25 */ /* SCMD_READ_G1 0x28 */ /* SCMD_SEEK_G1 0x2b */ /* SCMD_VERIFY 0x2f */ /* SCMD_SEARCH_HIGH 0x30 */ /* SCMD_SEARCH_EQUAL 0x31 */ /* SCMD_SEARCH_LOW 0x32 */ /* SCMD_SET_LIMITS 0x33 */ /* * Below are inclusions of files describing various command structures * of interest * */ #include #include /* * Private Vendor Unique Commands - Each implementation provides this. */ #include #endif _scsi_generic_commands_h
