/** @file | |
Macros and type definitions for LSI Fusion MPT SCSI devices. | |
Copyright (C) 2020, Oracle and/or its affiliates. | |
SPDX-License-Identifier: BSD-2-Clause-Patent | |
**/ | |
#ifndef __FUSION_MPT_SCSI_H__ | |
#define __FUSION_MPT_SCSI_H__ | |
// | |
// Device offsets and constants | |
// | |
#define LSI_LOGIC_PCI_VENDOR_ID 0x1000 | |
#define LSI_53C1030_PCI_DEVICE_ID 0x0030 | |
#define LSI_SAS1068_PCI_DEVICE_ID 0x0054 | |
#define LSI_SAS1068E_PCI_DEVICE_ID 0x0058 | |
#define MPT_REG_DOORBELL 0x00 | |
#define MPT_REG_WRITE_SEQ 0x04 | |
#define MPT_REG_HOST_DIAG 0x08 | |
#define MPT_REG_TEST 0x0c | |
#define MPT_REG_DIAG_DATA 0x10 | |
#define MPT_REG_DIAG_ADDR 0x14 | |
#define MPT_REG_ISTATUS 0x30 | |
#define MPT_REG_IMASK 0x34 | |
#define MPT_REG_REQ_Q 0x40 | |
#define MPT_REG_REP_Q 0x44 | |
#define MPT_DOORBELL_RESET 0x40 | |
#define MPT_DOORBELL_HANDSHAKE 0x42 | |
#define MPT_IMASK_DOORBELL 0x01 | |
#define MPT_IMASK_REPLY 0x08 | |
#define MPT_MESSAGE_HDR_FUNCTION_SCSI_IO_REQUEST 0x00 | |
#define MPT_MESSAGE_HDR_FUNCTION_IOC_INIT 0x02 | |
#define MPT_SG_ENTRY_TYPE_SIMPLE 0x01 | |
#define MPT_IOC_WHOINIT_ROM_BIOS 0x02 | |
#define MPT_SCSIIO_REQUEST_CONTROL_TXDIR_NONE (0x00 << 24) | |
#define MPT_SCSIIO_REQUEST_CONTROL_TXDIR_WRITE (0x01 << 24) | |
#define MPT_SCSIIO_REQUEST_CONTROL_TXDIR_READ (0x02 << 24) | |
#define MPT_SCSI_IOCSTATUS_SUCCESS 0x0000 | |
#define MPT_SCSI_IOCSTATUS_DEVICE_NOT_THERE 0x0043 | |
#define MPT_SCSI_IOCSTATUS_DATA_OVERRUN 0x0044 | |
#define MPT_SCSI_IOCSTATUS_DATA_UNDERRUN 0x0045 | |
// | |
// Device structures | |
// | |
#pragma pack (1) | |
typedef struct { | |
UINT8 WhoInit; | |
UINT8 Reserved1; | |
UINT8 ChainOffset; | |
UINT8 Function; | |
UINT8 Flags; | |
UINT8 MaxDevices; | |
UINT8 MaxBuses; | |
UINT8 MessageFlags; | |
UINT32 MessageContext; | |
UINT16 ReplyFrameSize; | |
UINT16 Reserved2; | |
UINT32 HostMfaHighAddr; | |
UINT32 SenseBufferHighAddr; | |
} MPT_IO_CONTROLLER_INIT_REQUEST; | |
typedef struct { | |
UINT8 WhoInit; | |
UINT8 Reserved1; | |
UINT8 MessageLength; | |
UINT8 Function; | |
UINT8 Flags; | |
UINT8 MaxDevices; | |
UINT8 MaxBuses; | |
UINT8 MessageFlags; | |
UINT32 MessageContext; | |
UINT16 Reserved2; | |
UINT16 IocStatus; | |
UINT32 IocLogInfo; | |
} MPT_IO_CONTROLLER_INIT_REPLY; | |
typedef struct { | |
UINT8 TargetId; | |
UINT8 Bus; | |
UINT8 ChainOffset; | |
UINT8 Function; | |
UINT8 CdbLength; | |
UINT8 SenseBufferLength; | |
UINT8 Reserved; | |
UINT8 MessageFlags; | |
UINT32 MessageContext; | |
UINT8 Lun[8]; | |
UINT32 Control; | |
UINT8 Cdb[16]; | |
UINT32 DataLength; | |
UINT32 SenseBufferLowAddress; | |
} MPT_SCSI_IO_REQUEST; | |
typedef struct { | |
UINT32 Length : 24; | |
UINT32 EndOfList : 1; | |
UINT32 Is64BitAddress : 1; | |
// | |
// True when the buffer contains data to be transfered. Otherwise it's the | |
// destination buffer | |
// | |
UINT32 BufferContainsData : 1; | |
UINT32 LocalAddress : 1; | |
UINT32 ElementType : 2; | |
UINT32 EndOfBuffer : 1; | |
UINT32 LastElement : 1; | |
UINT64 DataBufferAddress; | |
} MPT_SG_ENTRY_SIMPLE; | |
typedef struct { | |
UINT8 TargetId; | |
UINT8 Bus; | |
UINT8 MessageLength; | |
UINT8 Function; | |
UINT8 CdbLength; | |
UINT8 SenseBufferLength; | |
UINT8 Reserved; | |
UINT8 MessageFlags; | |
UINT32 MessageContext; | |
UINT8 ScsiStatus; | |
UINT8 ScsiState; | |
UINT16 IocStatus; | |
UINT32 IocLogInfo; | |
UINT32 TransferCount; | |
UINT32 SenseCount; | |
UINT32 ResponseInfo; | |
} MPT_SCSI_IO_REPLY; | |
typedef struct { | |
MPT_SCSI_IO_REQUEST Header; | |
MPT_SG_ENTRY_SIMPLE Sg; | |
} MPT_SCSI_REQUEST_WITH_SG; | |
#pragma pack () | |
typedef union { | |
MPT_SCSI_IO_REPLY Data; | |
UINT64 Uint64; // 8 byte alignment required by HW | |
} MPT_SCSI_IO_REPLY_ALIGNED; | |
typedef union { | |
MPT_SCSI_REQUEST_WITH_SG Data; | |
UINT64 Uint64; // 8 byte alignment required by HW | |
} MPT_SCSI_REQUEST_ALIGNED; | |
#endif // __FUSION_MPT_SCSI_H__ |