123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_SCSICMD_H
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#define GRUB_SCSICMD_H 1
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#include <grub/types.h>
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#define GRUB_SCSI_DEVTYPE_MASK 31
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#define GRUB_SCSI_REMOVABLE_BIT 7
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#define GRUB_SCSI_LUN_SHIFT 5
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struct grub_scsi_inquiry
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint16_t reserved;
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grub_uint16_t alloc_length;
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grub_uint8_t reserved2;
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grub_uint8_t pad[5];
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} __attribute__((packed));
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struct grub_scsi_inquiry_data
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{
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grub_uint8_t devtype;
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grub_uint8_t rmb;
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grub_uint16_t reserved;
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grub_uint8_t length;
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grub_uint8_t reserved2[3];
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char vendor[8];
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char prodid[16];
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char prodrev[4];
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} __attribute__((packed));
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struct grub_scsi_read_capacity
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint8_t reserved[8];
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grub_uint8_t pad[2];
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} __attribute__((packed));
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struct grub_scsi_read_capacity_data
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{
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grub_uint32_t size;
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grub_uint32_t blocksize;
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} __attribute__((packed));
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struct grub_scsi_read10
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint32_t lba;
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grub_uint8_t reserved;
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grub_uint16_t size;
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grub_uint8_t reserved2;
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grub_uint16_t pad;
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} __attribute__((packed));
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struct grub_scsi_read12
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint32_t lba;
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grub_uint32_t size;
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grub_uint8_t reserved;
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grub_uint8_t control;
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} __attribute__((packed));
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struct grub_scsi_write10
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint32_t lba;
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grub_uint8_t reserved;
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grub_uint16_t size;
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grub_uint8_t reserved2;
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grub_uint16_t pad;
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} __attribute__((packed));
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struct grub_scsi_write12
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{
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grub_uint8_t opcode;
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grub_uint8_t lun;
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grub_uint32_t lba;
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grub_uint32_t size;
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grub_uint8_t reserved;
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grub_uint8_t control;
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} __attribute__((packed));
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typedef enum
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{
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grub_scsi_cmd_inquiry = 0x12,
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grub_scsi_cmd_read_capacity = 0x25,
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grub_scsi_cmd_read10 = 0x28,
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grub_scsi_cmd_write10 = 0x2a,
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grub_scsi_cmd_read12 = 0xa8,
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grub_scsi_cmd_write12 = 0xaa
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} grub_scsi_cmd_t;
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typedef enum
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{
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grub_scsi_devtype_direct = 0x00,
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grub_scsi_devtype_cdrom = 0x05
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} grub_scsi_devtype_t;
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#endif /* GRUB_SCSICMD_H */
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