| 1 | /* $Id: scsi.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * PC BIOS - SCSI definitions.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2019-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
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| 19 | #define VBOX_INCLUDED_SRC_PC_BIOS_scsi_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | /* Command opcodes. */
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| 25 | #define SCSI_SERVICE_ACT 0x9e
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| 26 | #define SCSI_INQUIRY 0x12
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| 27 | #define SCSI_READ_CAP_10 0x25
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| 28 | #define SCSI_READ_10 0x28
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| 29 | #define SCSI_WRITE_10 0x2a
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| 30 | #define SCSI_READ_CAP_16 0x10 /* Not an opcode by itself, sub-action for the "Service Action" */
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| 31 | #define SCSI_READ_16 0x88
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| 32 | #define SCSI_WRITE_16 0x8a
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| 33 |
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| 34 | #pragma pack(1)
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| 35 |
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| 36 | /* READ_10/WRITE_10 CDB layout. */
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| 37 | typedef struct {
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| 38 | uint16_t command; /* Command. */
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| 39 | uint32_t lba; /* LBA, MSB first! */
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| 40 | uint8_t pad1; /* Unused. */
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| 41 | uint16_t nsect; /* Sector count, MSB first! */
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| 42 | uint8_t pad2; /* Unused. */
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| 43 | } cdb_rw10;
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| 44 |
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| 45 | /* READ_16/WRITE_16 CDB layout. */
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| 46 | typedef struct {
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| 47 | uint16_t command; /* Command. */
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| 48 | uint64_t lba; /* LBA, MSB first! */
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| 49 | uint32_t nsect32; /* Sector count, MSB first! */
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| 50 | uint8_t pad1; /* Unused. */
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| 51 | uint8_t pad2; /* Unused. */
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| 52 | } cdb_rw16;
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| 53 |
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| 54 | #pragma pack()
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| 55 |
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| 56 | ct_assert(sizeof(cdb_rw10) == 10);
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| 57 | ct_assert(sizeof(cdb_rw16) == 16);
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| 58 |
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| 59 | extern int lsilogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 60 | extern int lsilogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 61 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 62 | extern int lsilogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 63 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 64 |
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| 65 | extern int buslogic_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 66 | extern int buslogic_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 67 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 68 | extern int buslogic_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 69 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 70 |
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| 71 | extern int virtio_scsi_init(void __far *pvHba, uint8_t u8Bus, uint8_t u8DevFn);
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| 72 | extern int virtio_scsi_cmd_data_out(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 73 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 74 | extern int virtio_scsi_cmd_data_in(void __far *pvHba, uint8_t idTgt, uint8_t __far *aCDB,
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| 75 | uint8_t cbCDB, uint8_t __far *buffer, uint32_t length);
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| 76 |
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| 77 | #endif /* !VBOX_INCLUDED_SRC_PC_BIOS_scsi_h */
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| 78 |
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