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/* aacraid.h
* Copyright (C) 2014 Raghava Aditya <Raghava.Aditya@pmcs.com>
* Copyright (C) 2015 Nidhi Malhotra <Nidhi.Malhotra@pmcs.com>
*
* This program 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 2, or (at your option)
* any later version.
*
* You should have received a copy of the GNU General Public License
* (for example COPYING); If not, see <http://www.gnu.org/licenses/>.
*
*/
// Check windows
#if defined(_WIN32) || defined(_WIN64)
#ifdef _WIN64
#define ENVIRONMENT64
#else
#define ENVIRONMENT32
#endif
#endif
// Check GCC
#if __GNUC__
#if __x86_64__ || __ppc64__
#define ENVIRONMENT64
#else
#define ENVIRONMENT32
#endif
#endif
#define METHOD_BUFFERED 0
#define METHOD_NEITHER 3
#if defined(_WIN32) || defined(_WIN64)
#define FSAMPCTL_SCSI_BASE IOCTL_SCSI_BASE
#define ARCIOCTL_SEND_RAW_SRB CTL_CODE(FSAMPCTL_SCSI_BASE, 2201, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define AACRAID_SAS_SIGNATURE "ARCSAS"
#define SRB_FLAGS_DATA_IN 0x00000040
#define SRB_FLAGS_DATA_OUT 0x00000080
#define SRB_FLAGS_NO_DATA_TRANSFER 0x00000000
#else
#define CTL_CODE(function, method) ((4<< 16) | ((function) << 2) | (method) )
#define FSACTL_SEND_RAW_SRB CTL_CODE(2067, METHOD_BUFFERED)
#endif
#define SRB_FUNCTION_EXECUTE_SCSI 0X00
#define SRB_DataIn 0x0040
#define SRB_DataOut 0x0080
#define SRB_NoDataXfer 0x0000
typedef struct {
uint32_t lo32;
uint32_t hi32;
} address64;
typedef struct {
address64 addr64;
uint32_t length; /* Length. */
} user_sgentry64;
typedef struct {
uint32_t addr32;
uint32_t length;
} user_sgentry32;
typedef struct {
uint32_t count;
user_sgentry64 sg64[1];
} user_sgmap64;
typedef struct {
uint32_t count;
user_sgentry32 sg32[1];
} user_sgmap32;
#if defined(_WIN32) || defined(_WIN64)
typedef struct _SCSI_REQUEST_BLOCK {
USHORT Length; // offset 0
UCHAR Function; // offset 2
UCHAR SrbStatus; // offset 3
UCHAR ScsiStatus; // offset 4
UCHAR PathId; // offset 5
UCHAR TargetId; // offset 6
UCHAR Lun; // offset 7
UCHAR QueueTag; // offset 8
UCHAR QueueAction; // offset 9
UCHAR CdbLength; // offset a
UCHAR SenseInfoBufferLength; // offset b
ULONG SrbFlags; // offset c
ULONG DataTransferLength; // offset 10
ULONG TimeOutValue; // offset 14
PVOID DataBuffer; // offset 18
PVOID SenseInfoBuffer; // offset 1c
struct _SCSI_REQUEST_BLOCK *NextSrb; // offset 20
PVOID OriginalRequest; // offset 24
PVOID SrbExtension; // offset 28
union {
ULONG InternalStatus; // offset 2c
ULONG QueueSortKey; // offset 2c
};
#if defined(_WIN64)
//
// Force PVOID alignment of Cdb
//
ULONG Reserved;
#endif
UCHAR Cdb[16]; // offset 30
} SCSI_REQUEST_BLOCK, *PSCSI_REQUEST_BLOCK;
#define SCSI_REQUEST_BLOCK_SIZE sizeof(SCSI_REQUEST_BLOCK)
#else
typedef struct {
uint32_t function; //SRB_FUNCTION_EXECUTE_SCSI 0x00
uint32_t channel; //bus
uint32_t id; //use the ID number this is wrong
uint32_t lun; //Logical unit number
uint32_t timeout;
uint32_t flags; //Interesting stuff I must say
uint32_t count; // Data xfer size
uint32_t retry_limit; // We shall see
uint32_t cdb_size; // Length of CDB
uint8_t cdb[16]; // The actual cdb command
user_sgmap64 sg64; // pDatabuffer and address of Databuffer
} user_aac_srb64;
typedef struct {
uint32_t function; //SRB_FUNCTION_EXECUTE_SCSI 0x00
uint32_t channel; //bus
uint32_t id; //use the ID number this is wrong
uint32_t lun; //Logical unit number
uint32_t timeout;
uint32_t flags; //Interesting stuff I must say
uint32_t count; // Data xfer size
uint32_t retry_limit; // We shall see
uint32_t cdb_size; // Length of CDB
uint8_t cdb[16]; // The actual cdb command
user_sgmap32 sg32; // pDatabuffer and address of Databuffer
} user_aac_srb32;
typedef struct {
uint32_t status;
uint32_t srb_status;
uint32_t scsi_status;
uint32_t data_xfer_length;
uint32_t sense_data_size;
uint8_t sense_data[30];
} user_aac_reply;
#endif
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