/** @file\r
SCSI disk driver that layers on every SCSI IO protocol in the system.\r
\r
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
\r
ScsiDiskDevice->Signature = SCSI_DISK_DEV_SIGNATURE;\r
ScsiDiskDevice->ScsiIo = ScsiIo;\r
+ ScsiDiskDevice->BlkIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION3;\r
ScsiDiskDevice->BlkIo.Media = &ScsiDiskDevice->BlkIoMedia;\r
ScsiDiskDevice->BlkIo.Reset = ScsiDiskReset;\r
ScsiDiskDevice->BlkIo.ReadBlocks = ScsiDiskReadBlocks;\r
\r
Status = ScsiDiskDevice->ScsiIo->ResetDevice (ScsiDiskDevice->ScsiIo);\r
\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Done;\r
+ }\r
+\r
if (!ExtendedVerification) {\r
goto Done;\r
}\r
\r
Status = ScsiDiskDevice->ScsiIo->ResetBus (ScsiDiskDevice->ScsiIo);\r
\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Done;\r
+ }\r
+\r
Done:\r
gBS->RestoreTPL (OldTpl);\r
return Status;\r
BOOLEAN MediaChange;\r
EFI_TPL OldTpl;\r
\r
- MediaChange = FALSE;\r
- if (Buffer == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if (BufferSize == 0) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
-\r
+ MediaChange = FALSE;\r
+ OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
ScsiDiskDevice = SCSI_DISK_DEV_FROM_THIS (This);\r
\r
if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r
goto Done;\r
}\r
\r
+ if (Buffer == NULL) {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ goto Done;\r
+ }\r
+\r
+ if (BufferSize == 0) {\r
+ Status = EFI_SUCCESS;\r
+ goto Done;\r
+ }\r
+\r
if (BufferSize % BlockSize != 0) {\r
Status = EFI_BAD_BUFFER_SIZE;\r
goto Done;\r
BOOLEAN MediaChange;\r
EFI_TPL OldTpl;\r
\r
- MediaChange = FALSE;\r
- if (Buffer == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
-\r
- if (BufferSize == 0) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
-\r
+ MediaChange = FALSE;\r
+ OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
ScsiDiskDevice = SCSI_DISK_DEV_FROM_THIS (This);\r
\r
if (!IS_DEVICE_FIXED(ScsiDiskDevice)) {\r
goto Done;\r
}\r
\r
+ if (BufferSize == 0) {\r
+ Status = EFI_SUCCESS;\r
+ goto Done;\r
+ }\r
+\r
+ if (Buffer == NULL) {\r
+ Status = EFI_INVALID_PARAMETER;\r
+ goto Done;\r
+ }\r
+\r
if (BufferSize % BlockSize != 0) {\r
Status = EFI_BAD_BUFFER_SIZE;\r
goto Done;\r
OUT BOOLEAN *NeedRetry\r
)\r
{\r
- UINT32 InquiryDataLength;\r
- UINT8 SenseDataLength;\r
- UINT8 HostAdapterStatus;\r
- UINT8 TargetStatus;\r
- EFI_SCSI_SENSE_DATA *SenseDataArray;\r
- UINTN NumberOfSenseKeys;\r
- EFI_STATUS Status;\r
- UINT8 MaxRetry;\r
- UINT8 Index;\r
+ UINT32 InquiryDataLength;\r
+ UINT8 SenseDataLength;\r
+ UINT8 HostAdapterStatus;\r
+ UINT8 TargetStatus;\r
+ EFI_SCSI_SENSE_DATA *SenseDataArray;\r
+ UINTN NumberOfSenseKeys;\r
+ EFI_STATUS Status;\r
+ UINT8 MaxRetry;\r
+ UINT8 Index;\r
+ EFI_SCSI_SUPPORTED_VPD_PAGES_VPD_PAGE SupportedVpdPages;\r
+ EFI_SCSI_BLOCK_LIMITS_VPD_PAGE BlockLimits;\r
+ UINTN PageLength;\r
\r
InquiryDataLength = sizeof (EFI_SCSI_INQUIRY_DATA);\r
SenseDataLength = 0;\r
// no need to check HostAdapterStatus and TargetStatus\r
//\r
if ((Status == EFI_SUCCESS) || (Status == EFI_WARN_BUFFER_TOO_SMALL)) {\r
- ParseInquiryData (ScsiDiskDevice);\r
- return EFI_SUCCESS;\r
- \r
- } else if (Status == EFI_NOT_READY) {\r
- *NeedRetry = TRUE;\r
- return EFI_DEVICE_ERROR;\r
- \r
- } else if ((Status == EFI_INVALID_PARAMETER) || (Status == EFI_UNSUPPORTED)) {\r
- *NeedRetry = FALSE;\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // go ahead to check HostAdapterStatus and TargetStatus\r
- // (EFI_TIMEOUT, EFI_DEVICE_ERROR)\r
- //\r
+ ParseInquiryData (ScsiDiskDevice);\r
+\r
+ if (ScsiDiskDevice->DeviceType == EFI_SCSI_TYPE_DISK) {\r
+ //\r
+ // Check whether the device supports Block Limits VPD page (0xB0)\r
+ //\r
+ ZeroMem (&SupportedVpdPages, sizeof (SupportedVpdPages));\r
+ InquiryDataLength = sizeof (SupportedVpdPages);\r
+ SenseDataLength = 0;\r
+ Status = ScsiInquiryCommandEx (\r
+ ScsiDiskDevice->ScsiIo,\r
+ EFI_TIMER_PERIOD_SECONDS (1),\r
+ NULL,\r
+ &SenseDataLength,\r
+ &HostAdapterStatus,\r
+ &TargetStatus,\r
+ (VOID *) &SupportedVpdPages,\r
+ &InquiryDataLength,\r
+ TRUE,\r
+ EFI_SCSI_PAGE_CODE_SUPPORTED_VPD\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ PageLength = (SupportedVpdPages.PageLength2 << 8)\r
+ | SupportedVpdPages.PageLength1;\r
+ for (Index = 0; Index < PageLength; Index++) {\r
+ if (SupportedVpdPages.SupportedVpdPageList[Index] == EFI_SCSI_PAGE_CODE_BLOCK_LIMITS_VPD) {\r
+ break;\r
+ }\r
+ }\r
+\r
+ //\r
+ // Query the Block Limits VPD page\r
+ //\r
+ if (Index < PageLength) {\r
+ ZeroMem (&BlockLimits, sizeof (BlockLimits));\r
+ InquiryDataLength = sizeof (BlockLimits);\r
+ SenseDataLength = 0;\r
+ Status = ScsiInquiryCommandEx (\r
+ ScsiDiskDevice->ScsiIo,\r
+ EFI_TIMER_PERIOD_SECONDS (1),\r
+ NULL,\r
+ &SenseDataLength,\r
+ &HostAdapterStatus,\r
+ &TargetStatus,\r
+ (VOID *) &BlockLimits,\r
+ &InquiryDataLength,\r
+ TRUE,\r
+ EFI_SCSI_PAGE_CODE_BLOCK_LIMITS_VPD\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
+ ScsiDiskDevice->BlkIo.Media->OptimalTransferLengthGranularity = \r
+ (BlockLimits.OptimalTransferLengthGranularity2 << 8) |\r
+ BlockLimits.OptimalTransferLengthGranularity1;\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ if (!EFI_ERROR (Status)) {\r
+ return EFI_SUCCESS;\r
+\r
+ } else if (Status == EFI_NOT_READY) {\r
+ *NeedRetry = TRUE;\r
+ return EFI_DEVICE_ERROR;\r
\r
- Status = CheckHostAdapterStatus (HostAdapterStatus);\r
- if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r
- *NeedRetry = TRUE;\r
- return EFI_DEVICE_ERROR;\r
- } else if (Status == EFI_DEVICE_ERROR) {\r
+ } else if ((Status == EFI_INVALID_PARAMETER) || (Status == EFI_UNSUPPORTED)) {\r
+ *NeedRetry = FALSE;\r
+ return EFI_DEVICE_ERROR;\r
+ }\r
+ //\r
+ // go ahead to check HostAdapterStatus and TargetStatus\r
+ // (EFI_TIMEOUT, EFI_DEVICE_ERROR)\r
+ //\r
+\r
+ Status = CheckHostAdapterStatus (HostAdapterStatus);\r
+ if ((Status == EFI_TIMEOUT) || (Status == EFI_NOT_READY)) {\r
+ *NeedRetry = TRUE;\r
+ return EFI_DEVICE_ERROR;\r
+ } else if (Status == EFI_DEVICE_ERROR) {\r
//\r
// reset the scsi channel\r
//\r
UINT8 Index;\r
UINT8 MaxRetry;\r
UINT8 SenseDataLength;\r
- UINT8 ScsiVersion;\r
UINT32 DataLength10;\r
UINT32 DataLength16;\r
EFI_SCSI_DISK_CAPACITY_DATA CapacityData10;\r
\r
*NumberOfSenseKeys = 0;\r
*NeedRetry = FALSE;\r
- ScsiVersion = (UINT8)(ScsiDiskDevice->InquiryData.Version & 0x03);\r
\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ //\r
+ // submit Read Capacity(10) Command. If it returns capacity of FFFFFFFFh, \r
+ // 16 byte command should be used to access large hard disk >2TB\r
+ //\r
+ CommandStatus = ScsiReadCapacityCommand (\r
+ ScsiDiskDevice->ScsiIo,\r
+ EFI_TIMER_PERIOD_SECONDS(1),\r
+ NULL,\r
+ &SenseDataLength,\r
+ &HostAdapterStatus,\r
+ &TargetStatus,\r
+ (VOID *) &CapacityData10,\r
+ &DataLength10,\r
+ FALSE\r
+ );\r
+\r
+ ScsiDiskDevice->Cdb16Byte = FALSE;\r
+ if ((!EFI_ERROR (CommandStatus)) && (CapacityData10.LastLba3 == 0xff) && (CapacityData10.LastLba2 == 0xff) &&\r
+ (CapacityData10.LastLba1 == 0xff) && (CapacityData10.LastLba0 == 0xff)) {\r
+ //\r
+ // use Read Capacity (16), Read (16) and Write (16) next when hard disk size > 2TB\r
//\r
- // submit Read Capacity(10) Command. in this call,not request sense data\r
+ ScsiDiskDevice->Cdb16Byte = TRUE;\r
//\r
- CommandStatus = ScsiReadCapacityCommand (\r
+ // submit Read Capacity(16) Command to get parameter LogicalBlocksPerPhysicalBlock\r
+ // and LowestAlignedLba\r
+ //\r
+ CommandStatus = ScsiReadCapacity16Command (\r
ScsiDiskDevice->ScsiIo,\r
- EFI_TIMER_PERIOD_SECONDS(1),\r
+ EFI_TIMER_PERIOD_SECONDS (1),\r
NULL,\r
&SenseDataLength,\r
&HostAdapterStatus,\r
&TargetStatus,\r
- (VOID *) &CapacityData10,\r
- &DataLength10,\r
+ (VOID *) &CapacityData16,\r
+ &DataLength16,\r
FALSE\r
);\r
- } else {\r
- //\r
- // submit Read Capacity(16) Command to get parameter LogicalBlocksPerPhysicalBlock\r
- // and LowestAlignedLba\r
- //\r
- CommandStatus = ScsiReadCapacity16Command (\r
- ScsiDiskDevice->ScsiIo,\r
- EFI_TIMER_PERIOD_SECONDS (1),\r
- NULL,\r
- &SenseDataLength,\r
- &HostAdapterStatus,\r
- &TargetStatus,\r
- (VOID *) &CapacityData16,\r
- &DataLength16,\r
- FALSE\r
- );\r
- }\r
+ }\r
+\r
//\r
// no need to check HostAdapterStatus and TargetStatus\r
//\r
UINT8 TargetStatus;\r
\r
FallStatus = EFI_SUCCESS;\r
- SenseDataLength = sizeof (EFI_SCSI_SENSE_DATA);\r
+ SenseDataLength = (UINT8) sizeof (EFI_SCSI_SENSE_DATA);\r
\r
ZeroMem (\r
ScsiDiskDevice->SenseData,\r
IN EFI_SCSI_DISK_CAPACITY_DATA16 *Capacity16\r
)\r
{\r
- UINT8 ScsiVersion;\r
UINT8 *Ptr;\r
\r
- ScsiVersion = (UINT8)(ScsiDiskDevice->InquiryData.Version & 0x03);\r
- ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = 0;\r
- ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = 1;\r
- \r
-\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
ScsiDiskDevice->BlkIo.Media->LastBlock = (Capacity10->LastLba3 << 24) |\r
(Capacity10->LastLba2 << 16) |\r
(Capacity10->LastLba1 << 8) |\r
(Capacity10->BlockSize2 << 16) | \r
(Capacity10->BlockSize1 << 8) |\r
Capacity10->BlockSize0;\r
- ScsiDiskDevice->BlkIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION; \r
+ ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = 0;\r
+ ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = 0;\r
} else {\r
-\r
Ptr = (UINT8*)&ScsiDiskDevice->BlkIo.Media->LastBlock;\r
*Ptr++ = Capacity16->LastLba0;\r
*Ptr++ = Capacity16->LastLba1;\r
*Ptr++ = Capacity16->LastLba5;\r
*Ptr++ = Capacity16->LastLba6;\r
*Ptr = Capacity16->LastLba7;\r
- \r
+\r
ScsiDiskDevice->BlkIo.Media->BlockSize = (Capacity16->BlockSize3 << 24) |\r
(Capacity16->BlockSize2 << 16) | \r
(Capacity16->BlockSize1 << 8) |\r
Capacity16->BlockSize0;\r
\r
- ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = (Capacity16->LowestAlignLogic2 << 8)|(Capacity16->LowestAlignLogic1);\r
- ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = Capacity16->LogicPerPhysical;\r
- ScsiDiskDevice->BlkIo.Revision = EFI_BLOCK_IO_PROTOCOL_REVISION2; \r
+ ScsiDiskDevice->BlkIo.Media->LowestAlignedLba = (Capacity16->LowestAlignLogic2 << 8) |\r
+ Capacity16->LowestAlignLogic1;\r
+ ScsiDiskDevice->BlkIo.Media->LogicalBlocksPerPhysicalBlock = (1 << Capacity16->LogicPerPhysical);\r
}\r
\r
-\r
ScsiDiskDevice->BlkIo.Media->MediaPresent = TRUE;\r
\r
if (ScsiDiskDevice->DeviceType == EFI_SCSI_TYPE_DISK) {\r
BOOLEAN NeedRetry;\r
EFI_SCSI_SENSE_DATA *SenseData;\r
UINTN NumberOfSenseKeys;\r
- UINT8 ScsiVersion;\r
\r
SenseData = NULL;\r
NumberOfSenseKeys = 0;\r
\r
BlocksRemaining = NumberOfBlocks;\r
BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r
- ScsiVersion = (UINT8)(ScsiDiskDevice->InquiryData.Version & 0x03);\r
\r
//\r
// limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r
//\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
MaxBlock = 0xFFFF;\r
} else {\r
MaxBlock = 0xFFFFFFFF;\r
while (BlocksRemaining > 0) {\r
\r
if (BlocksRemaining <= MaxBlock) {\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
SectorCount = (UINT16) BlocksRemaining;\r
} else {\r
SectorCount = (UINT32) BlocksRemaining;\r
\r
MaxRetry = 2;\r
for (Index = 0; Index < MaxRetry; Index++) {\r
- if (ScsiVersion >= SCSI_COMMAND_VERSION_3) {\r
- Status = ScsiDiskRead16 (\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ Status = ScsiDiskRead10 (\r
ScsiDiskDevice,\r
&NeedRetry,\r
&SenseData,\r
Timeout,\r
PtrBuffer,\r
&ByteCount,\r
- Lba,\r
+ (UINT32) Lba,\r
SectorCount\r
);\r
} else {\r
- Status = ScsiDiskRead10 (\r
+ Status = ScsiDiskRead16 (\r
ScsiDiskDevice,\r
&NeedRetry,\r
&SenseData,\r
Timeout,\r
PtrBuffer,\r
&ByteCount,\r
- (UINT32) Lba,\r
+ Lba,\r
SectorCount\r
);\r
}\r
BOOLEAN NeedRetry;\r
EFI_SCSI_SENSE_DATA *SenseData;\r
UINTN NumberOfSenseKeys;\r
- UINT8 ScsiVersion;\r
\r
SenseData = NULL;\r
NumberOfSenseKeys = 0;\r
\r
BlocksRemaining = NumberOfBlocks;\r
BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r
- ScsiVersion = (UINT8)(ScsiDiskDevice->InquiryData.Version & 0x03);\r
\r
//\r
// limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r
//\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
MaxBlock = 0xFFFF;\r
} else {\r
MaxBlock = 0xFFFFFFFF;\r
while (BlocksRemaining > 0) {\r
\r
if (BlocksRemaining <= MaxBlock) {\r
- if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
SectorCount = (UINT16) BlocksRemaining;\r
} else {\r
SectorCount = (UINT32) BlocksRemaining;\r
Timeout = EFI_TIMER_PERIOD_SECONDS (2);\r
MaxRetry = 2;\r
for (Index = 0; Index < MaxRetry; Index++) {\r
- if (ScsiVersion >= SCSI_COMMAND_VERSION_3) {\r
- Status = ScsiDiskWrite16 (\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ Status = ScsiDiskWrite10 (\r
ScsiDiskDevice,\r
&NeedRetry,\r
&SenseData,\r
Timeout,\r
PtrBuffer,\r
&ByteCount,\r
- Lba,\r
+ (UINT32) Lba,\r
SectorCount\r
- ); \r
+ );\r
} else {\r
- Status = ScsiDiskWrite10 (\r
+ Status = ScsiDiskWrite16 (\r
ScsiDiskDevice,\r
&NeedRetry,\r
&SenseData,\r
Timeout,\r
PtrBuffer,\r
&ByteCount,\r
- (UINT32) Lba,\r
+ Lba,\r
SectorCount\r
- );\r
+ ); \r
}\r
if (!EFI_ERROR (Status)) {\r
break;\r
Cdb[0] = ATA_CMD_IDENTIFY_DEVICE;\r
CommandPacket.Timeout = EFI_TIMER_PERIOD_SECONDS (1);\r
CommandPacket.Cdb = Cdb;\r
- CommandPacket.CdbLength = sizeof (Cdb);\r
+ CommandPacket.CdbLength = (UINT8) sizeof (Cdb);\r
CommandPacket.InDataBuffer = &ScsiDiskDevice->IdentifyData;\r
CommandPacket.InTransferLength = sizeof (ScsiDiskDevice->IdentifyData);\r
\r
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