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Diffstat (limited to 'include/grub/scsicmd.h')
| -rw-r--r-- | include/grub/scsicmd.h | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/include/grub/scsicmd.h b/include/grub/scsicmd.h new file mode 100644 index 0000000..3f1e6d2 --- /dev/null +++ b/include/grub/scsicmd.h @@ -0,0 +1,206 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2008 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRUB_SCSICMD_H +#define GRUB_SCSICMD_H 1 + +#include <grub/types.h> + +#define GRUB_SCSI_DEVTYPE_MASK 31 +#define GRUB_SCSI_REMOVABLE_BIT 7 +#define GRUB_SCSI_LUN_SHIFT 5 + +struct grub_scsi_test_unit_ready +{ + grub_uint8_t opcode; + grub_uint8_t lun; /* 7-5 LUN, 4-0 reserved */ + grub_uint8_t reserved1; + grub_uint8_t reserved2; + grub_uint8_t reserved3; + grub_uint8_t control; + grub_uint8_t pad[6]; /* To be ATAPI compatible */ +} GRUB_PACKED; + +struct grub_scsi_inquiry +{ + grub_uint8_t opcode; + grub_uint8_t lun; /* 7-5 LUN, 4-1 reserved, 0 EVPD */ + grub_uint8_t page; /* page code if EVPD=1 */ + grub_uint8_t reserved; + grub_uint8_t alloc_length; + grub_uint8_t control; + grub_uint8_t pad[6]; /* To be ATAPI compatible */ +} GRUB_PACKED; + +struct grub_scsi_inquiry_data +{ + grub_uint8_t devtype; + grub_uint8_t rmb; + grub_uint16_t reserved; + grub_uint8_t length; + grub_uint8_t reserved2[3]; + char vendor[8]; + char prodid[16]; + char prodrev[4]; +} GRUB_PACKED; + +struct grub_scsi_request_sense +{ + grub_uint8_t opcode; + grub_uint8_t lun; /* 7-5 LUN, 4-0 reserved */ + grub_uint8_t reserved1; + grub_uint8_t reserved2; + grub_uint8_t alloc_length; + grub_uint8_t control; + grub_uint8_t pad[6]; /* To be ATAPI compatible */ +} GRUB_PACKED; + +struct grub_scsi_request_sense_data +{ + grub_uint8_t error_code; /* 7 Valid, 6-0 Err. code */ + grub_uint8_t segment_number; + grub_uint8_t sense_key; /*7 FileMark, 6 EndOfMedia, 5 ILI, 4-0 sense key */ + grub_uint32_t information; + grub_uint8_t additional_sense_length; + grub_uint32_t cmd_specific_info; + grub_uint8_t additional_sense_code; + grub_uint8_t additional_sense_code_qualifier; + grub_uint8_t field_replaceable_unit_code; + grub_uint8_t sense_key_specific[3]; + /* there can be additional sense field */ +} GRUB_PACKED; + +struct grub_scsi_read_capacity10 +{ + grub_uint8_t opcode; + grub_uint8_t lun; /* 7-5 LUN, 4-1 reserved, 0 reserved */ + grub_uint32_t logical_block_addr; /* only if PMI=1 */ + grub_uint8_t reserved1; + grub_uint8_t reserved2; + grub_uint8_t PMI; + grub_uint8_t control; + grub_uint16_t pad; /* To be ATAPI compatible */ +} GRUB_PACKED; + +struct grub_scsi_read_capacity10_data +{ + grub_uint32_t last_block; + grub_uint32_t blocksize; +} GRUB_PACKED; + +struct grub_scsi_read_capacity16 +{ + grub_uint8_t opcode; + grub_uint8_t lun; /* 7-5 LUN, 4-0 0x10 */ + grub_uint64_t logical_block_addr; /* only if PMI=1 */ + grub_uint32_t alloc_len; + grub_uint8_t PMI; + grub_uint8_t control; +} GRUB_PACKED; + +struct grub_scsi_read_capacity16_data +{ + grub_uint64_t last_block; + grub_uint32_t blocksize; + grub_uint8_t pad[20]; +} GRUB_PACKED; + +struct grub_scsi_read10 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint32_t lba; + grub_uint8_t reserved; + grub_uint16_t size; + grub_uint8_t reserved2; + grub_uint16_t pad; +} GRUB_PACKED; + +struct grub_scsi_read12 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint32_t lba; + grub_uint32_t size; + grub_uint8_t reserved; + grub_uint8_t control; +} GRUB_PACKED; + +struct grub_scsi_read16 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint64_t lba; + grub_uint32_t size; + grub_uint8_t reserved; + grub_uint8_t control; +} GRUB_PACKED; + +struct grub_scsi_write10 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint32_t lba; + grub_uint8_t reserved; + grub_uint16_t size; + grub_uint8_t reserved2; + grub_uint16_t pad; +} GRUB_PACKED; + +struct grub_scsi_write12 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint32_t lba; + grub_uint32_t size; + grub_uint8_t reserved; + grub_uint8_t control; +} GRUB_PACKED; + +struct grub_scsi_write16 +{ + grub_uint8_t opcode; + grub_uint8_t lun; + grub_uint64_t lba; + grub_uint32_t size; + grub_uint8_t reserved; + grub_uint8_t control; +} GRUB_PACKED; + +typedef enum + { + grub_scsi_cmd_test_unit_ready = 0x00, + grub_scsi_cmd_request_sense = 0x03, + grub_scsi_cmd_inquiry = 0x12, + grub_scsi_cmd_read_capacity10 = 0x25, + grub_scsi_cmd_read10 = 0x28, + grub_scsi_cmd_write10 = 0x2a, + grub_scsi_cmd_read16 = 0x88, + grub_scsi_cmd_write16 = 0x8a, + grub_scsi_cmd_read_capacity16 = 0x9e, + grub_scsi_cmd_read12 = 0xa8, + grub_scsi_cmd_write12 = 0xaa, + } grub_scsi_cmd_t; + +typedef enum + { + grub_scsi_devtype_direct = 0x00, + grub_scsi_devtype_cdrom = 0x05 + } grub_scsi_devtype_t; + +#endif /* GRUB_SCSICMD_H */ |