/** @file\r
SCSI disk driver that layers on every SCSI IO protocol in the system.\r
\r
-Copyright (c) 2006 - 2009, Intel Corporation. <BR>\r
-All rights reserved. This program and the accompanying materials\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
http://opensource.org/licenses/bsd-license.php\r
UINT8 Index;\r
UINT8 MaxRetry;\r
BOOLEAN NeedRetry;\r
+ BOOLEAN MustReadCapacity;\r
+\r
+ MustReadCapacity = TRUE;\r
\r
ScsiDiskDevice = (SCSI_DISK_DEV *) AllocateZeroPool (sizeof (SCSI_DISK_DEV));\r
if (ScsiDiskDevice == NULL) {\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
switch (ScsiDiskDevice->DeviceType) {\r
case EFI_SCSI_TYPE_DISK:\r
ScsiDiskDevice->BlkIo.Media->BlockSize = 0x200;\r
+ MustReadCapacity = TRUE;\r
break;\r
\r
case EFI_SCSI_TYPE_CDROM:\r
ScsiDiskDevice->BlkIo.Media->BlockSize = 0x800;\r
+ MustReadCapacity = FALSE;\r
break;\r
}\r
//\r
// The second parameter "TRUE" means must\r
// retrieve media capacity\r
//\r
- Status = ScsiDiskDetectMedia (ScsiDiskDevice, TRUE, &Temp);\r
+ Status = ScsiDiskDetectMedia (ScsiDiskDevice, MustReadCapacity, &Temp);\r
if (!EFI_ERROR (Status)) {\r
//\r
// Determine if Block IO should be produced on this controller handle\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
)\r
{\r
EFI_STATUS Status;\r
- EFI_STATUS ReadCapacityStatus;\r
EFI_SCSI_SENSE_DATA *SenseData;\r
UINTN NumberOfSenseKeys;\r
BOOLEAN NeedRetry;\r
BOOLEAN NeedReadCapacity;\r
- UINT8 Index;\r
+ UINT8 Retry;\r
UINT8 MaxRetry;\r
EFI_BLOCK_IO_MEDIA OldMedia;\r
UINTN Action;\r
+ EFI_EVENT TimeoutEvt;\r
\r
Status = EFI_SUCCESS;\r
- ReadCapacityStatus = EFI_SUCCESS;\r
SenseData = NULL;\r
NumberOfSenseKeys = 0;\r
+ Retry = 0;\r
+ MaxRetry = 3;\r
+ Action = ACTION_NO_ACTION;\r
NeedReadCapacity = FALSE;\r
- CopyMem (&OldMedia, ScsiDiskDevice->BlkIo.Media, sizeof (OldMedia));\r
*MediaChange = FALSE;\r
- MaxRetry = 3;\r
+ TimeoutEvt = NULL;\r
\r
- for (Index = 0; Index < MaxRetry; Index++) {\r
+ CopyMem (&OldMedia, ScsiDiskDevice->BlkIo.Media, sizeof (OldMedia));\r
+\r
+ Status = gBS->CreateEvent (\r
+ EVT_TIMER,\r
+ TPL_CALLBACK,\r
+ NULL,\r
+ NULL,\r
+ &TimeoutEvt\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = gBS->SetTimer (TimeoutEvt, TimerRelative, EFI_TIMER_PERIOD_SECONDS(120));\r
+ if (EFI_ERROR (Status)) {\r
+ goto EXIT;\r
+ }\r
+\r
+ //\r
+ // Sending Test_Unit cmd to poll device status.\r
+ // If the sense data shows the drive is not ready or reset before, we need poll the device status again.\r
+ // We limit the upper boundary to 120 seconds.\r
+ //\r
+ while (EFI_ERROR (gBS->CheckEvent (TimeoutEvt))) {\r
Status = ScsiDiskTestUnitReady (\r
ScsiDiskDevice,\r
&NeedRetry,\r
&NumberOfSenseKeys\r
);\r
if (!EFI_ERROR (Status)) {\r
- break;\r
- }\r
-\r
- if (!NeedRetry) {\r
- return Status;\r
+ Status = DetectMediaParsingSenseKeys (\r
+ ScsiDiskDevice,\r
+ SenseData,\r
+ NumberOfSenseKeys,\r
+ &Action\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto EXIT;\r
+ } else if (Action == ACTION_RETRY_COMMAND_LATER) {\r
+ continue;\r
+ } else {\r
+ break;\r
+ }\r
+ } else {\r
+ Retry++;\r
+ if (!NeedRetry || (Retry >= MaxRetry)) {\r
+ goto EXIT;\r
+ }\r
}\r
}\r
\r
- if ((Index == MaxRetry) && EFI_ERROR (Status)) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
-\r
- Status = DetectMediaParsingSenseKeys (\r
- ScsiDiskDevice,\r
- SenseData,\r
- NumberOfSenseKeys,\r
- &Action\r
- );\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto EXIT;\r
}\r
+\r
//\r
// ACTION_NO_ACTION: need not read capacity\r
// other action code: need read capacity\r
//\r
- if (Action == ACTION_NO_ACTION) {\r
- NeedReadCapacity = FALSE;\r
- } else {\r
+ if (Action == ACTION_READ_CAPACITY) {\r
NeedReadCapacity = TRUE;\r
}\r
\r
//\r
// retrieve media information\r
//\r
- MaxRetry = 3;\r
- for (Index = 0; Index < MaxRetry; Index++) {\r
-\r
- ReadCapacityStatus = ScsiDiskReadCapacity (\r
- ScsiDiskDevice,\r
- &NeedRetry,\r
- &SenseData,\r
- &NumberOfSenseKeys\r
- );\r
- if (EFI_ERROR (ReadCapacityStatus) && !NeedRetry) {\r
- return EFI_DEVICE_ERROR;\r
- }\r
- //\r
- // analyze sense key to action\r
- //\r
- Status = DetectMediaParsingSenseKeys (\r
- ScsiDiskDevice,\r
- SenseData,\r
- NumberOfSenseKeys,\r
- &Action\r
- );\r
- //\r
- // if Status is error, it may indicate crisis error,\r
- // so return without retry.\r
- //\r
- if (EFI_ERROR (Status)) {\r
- return Status;\r
- }\r
-\r
- switch (Action) {\r
- case ACTION_NO_ACTION:\r
- //\r
- // no retry\r
- //\r
- Index = MaxRetry;\r
- break;\r
-\r
- case ACTION_RETRY_COMMAND_LATER:\r
- //\r
- // retry the ReadCapacity later and continuously, until the condition\r
- // no longer emerges.\r
- // stall time is 100000us, or say 0.1 second.\r
- //\r
- gBS->Stall (100000);\r
- Index = 0;\r
- break;\r
-\r
- default:\r
+ for (Retry = 0; Retry < MaxRetry; Retry++) {\r
+ Status = ScsiDiskReadCapacity (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys\r
+ );\r
+ if (!EFI_ERROR (Status)) {\r
//\r
- // other cases, just retry the command\r
+ // analyze sense key to action\r
//\r
- break;\r
+ Status = DetectMediaParsingSenseKeys (\r
+ ScsiDiskDevice,\r
+ SenseData,\r
+ NumberOfSenseKeys,\r
+ &Action\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ //\r
+ // if Status is error, it may indicate crisis error,\r
+ // so return without retry.\r
+ //\r
+ goto EXIT;\r
+ } else if (Action == ACTION_RETRY_COMMAND_LATER) {\r
+ Retry = 0;\r
+ continue;\r
+ } else {\r
+ break;\r
+ }\r
+ } else { \r
+ Retry++;\r
+ if (!NeedRetry || (Retry >= MaxRetry)) {\r
+ goto EXIT;\r
+ }\r
}\r
}\r
\r
- if ((Index == MaxRetry) && EFI_ERROR (ReadCapacityStatus)) {\r
- return EFI_DEVICE_ERROR;\r
+ if (EFI_ERROR (Status)) {\r
+ goto EXIT;\r
}\r
}\r
\r
*MediaChange = TRUE;\r
}\r
\r
- return EFI_SUCCESS;\r
+EXIT:\r
+ if (TimeoutEvt != NULL) {\r
+ gBS->CloseEvent (TimeoutEvt);\r
+ }\r
+ return Status;\r
}\r
\r
\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
*Action = ACTION_READ_CAPACITY;\r
\r
if (NumberOfSenseKeys == 0) {\r
- *Action = ACTION_NO_ACTION;\r
+ if (ScsiDiskDevice->BlkIo.Media->MediaPresent == TRUE) {\r
+ *Action = ACTION_NO_ACTION;\r
+ }\r
return EFI_SUCCESS;\r
}\r
\r
//\r
// No Sense Key returned from last submitted command\r
//\r
- *Action = ACTION_NO_ACTION;\r
+ if (ScsiDiskDevice->BlkIo.Media->MediaPresent == TRUE) {\r
+ *Action = ACTION_NO_ACTION;\r
+ }\r
return EFI_SUCCESS;\r
}\r
\r
return EFI_SUCCESS;\r
}\r
\r
+ if (ScsiDiskIsResetBefore (SenseData, NumberOfSenseKeys)) {\r
+ *Action = ACTION_RETRY_COMMAND_LATER;\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
if (ScsiDiskIsMediaError (SenseData, NumberOfSenseKeys)) {\r
ScsiDiskDevice->BlkIo.Media->MediaPresent = FALSE;\r
ScsiDiskDevice->BlkIo.Media->LastBlock = 0;\r
+ *Action = ACTION_NO_ACTION;\r
return EFI_DEVICE_ERROR;\r
}\r
\r
if (ScsiDiskIsHardwareError (SenseData, NumberOfSenseKeys)) {\r
+ *Action = ACTION_NO_ACTION;\r
return EFI_DEVICE_ERROR;\r
}\r
\r
*Action = ACTION_RETRY_COMMAND_LATER;\r
return EFI_SUCCESS;\r
}\r
-\r
+ *Action = ACTION_NO_ACTION;\r
return EFI_DEVICE_ERROR;\r
}\r
\r
@param NumberOfSenseKeys The number of sense key\r
\r
@retval EFI_DEVICE_ERROR Indicates that error occurs\r
- @retval EFI_SUCCESS Successfully to read capacity\r
+ @retval EFI_SUCCESS Successfully to read capacity or sense data is received.\r
\r
**/\r
EFI_STATUS\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
TRUE\r
);\r
if (!EFI_ERROR (Status)) {\r
- *NeedRetry = TRUE;\r
- return EFI_DEVICE_ERROR;\r
+ return EFI_SUCCESS;\r
}\r
\r
if (!*NeedRetry) {\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
)\r
{\r
UINTN BlocksRemaining;\r
- UINT32 Lba32;\r
UINT8 *PtrBuffer;\r
UINT32 BlockSize;\r
UINT32 ByteCount;\r
\r
BlocksRemaining = NumberOfBlocks;\r
BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r
+ \r
//\r
- // limit the data bytes that can be transferred by one Read(10) Command\r
+ // limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r
//\r
- MaxBlock = 65536;\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ MaxBlock = 0xFFFF;\r
+ } else {\r
+ MaxBlock = 0xFFFFFFFF;\r
+ }\r
\r
PtrBuffer = Buffer;\r
- Lba32 = (UINT32) Lba;\r
\r
while (BlocksRemaining > 0) {\r
\r
if (BlocksRemaining <= MaxBlock) {\r
-\r
- SectorCount = (UINT16) BlocksRemaining;\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ SectorCount = (UINT16) BlocksRemaining;\r
+ } else {\r
+ SectorCount = (UINT32) BlocksRemaining;\r
+ }\r
} else {\r
-\r
SectorCount = MaxBlock;\r
}\r
\r
\r
MaxRetry = 2;\r
for (Index = 0; Index < MaxRetry; Index++) {\r
-\r
- Status = ScsiDiskRead10 (\r
- ScsiDiskDevice,\r
- &NeedRetry,\r
- &SenseData,\r
- &NumberOfSenseKeys,\r
- Timeout,\r
- PtrBuffer,\r
- &ByteCount,\r
- Lba32,\r
- SectorCount\r
- );\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ Status = ScsiDiskRead10 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ (UINT32) Lba,\r
+ SectorCount\r
+ );\r
+ } else {\r
+ Status = ScsiDiskRead16 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ Lba,\r
+ SectorCount\r
+ );\r
+ }\r
if (!EFI_ERROR (Status)) {\r
break;\r
}\r
//\r
SectorCount = ByteCount / BlockSize;\r
\r
- Lba32 += SectorCount;\r
+ Lba += SectorCount;\r
PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r
BlocksRemaining -= SectorCount;\r
}\r
)\r
{\r
UINTN BlocksRemaining;\r
- UINT32 Lba32;\r
UINT8 *PtrBuffer;\r
UINT32 BlockSize;\r
UINT32 ByteCount;\r
\r
BlocksRemaining = NumberOfBlocks;\r
BlockSize = ScsiDiskDevice->BlkIo.Media->BlockSize;\r
+\r
//\r
- // limit the data bytes that can be transferred by one Write(10) Command\r
+ // limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r
//\r
- MaxBlock = 65536;\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ MaxBlock = 0xFFFF;\r
+ } else {\r
+ MaxBlock = 0xFFFFFFFF;\r
+ }\r
\r
PtrBuffer = Buffer;\r
- Lba32 = (UINT32) Lba;\r
\r
while (BlocksRemaining > 0) {\r
\r
if (BlocksRemaining <= MaxBlock) {\r
-\r
- SectorCount = (UINT16) BlocksRemaining;\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ SectorCount = (UINT16) BlocksRemaining;\r
+ } else {\r
+ SectorCount = (UINT32) BlocksRemaining;\r
+ }\r
} else {\r
-\r
SectorCount = MaxBlock;\r
}\r
\r
Timeout = EFI_TIMER_PERIOD_SECONDS (2);\r
MaxRetry = 2;\r
for (Index = 0; Index < MaxRetry; Index++) {\r
- Status = ScsiDiskWrite10 (\r
- ScsiDiskDevice,\r
- &NeedRetry,\r
- &SenseData,\r
- &NumberOfSenseKeys,\r
- Timeout,\r
- PtrBuffer,\r
- &ByteCount,\r
- Lba32,\r
- SectorCount\r
- );\r
+ if (!ScsiDiskDevice->Cdb16Byte) {\r
+ Status = ScsiDiskWrite10 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ (UINT32) Lba,\r
+ SectorCount\r
+ );\r
+ } else {\r
+ Status = ScsiDiskWrite16 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ Lba,\r
+ SectorCount\r
+ ); \r
+ }\r
if (!EFI_ERROR (Status)) {\r
break;\r
}\r
//\r
SectorCount = ByteCount / BlockSize;\r
\r
- Lba32 += SectorCount;\r
+ Lba += SectorCount;\r
PtrBuffer = PtrBuffer + SectorCount * BlockSize;\r
BlocksRemaining -= SectorCount;\r
}\r
\r
\r
/**\r
- Submit Read command.\r
+ Submit Read(10) command.\r
\r
@param ScsiDiskDevice The pointer of ScsiDiskDevice\r
@param NeedRetry The pointer of flag indicates if needs retry if error happens\r
\r
\r
/**\r
- Submit Write Command.\r
+ Submit Write(10) Command.\r
\r
@param ScsiDiskDevice The pointer of ScsiDiskDevice\r
@param NeedRetry The pointer of flag indicates if needs retry if error happens\r
}\r
\r
\r
+/**\r
+ Submit Read(16) command.\r
+\r
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice\r
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens\r
+ @param SenseDataArray NOT used yet in this function\r
+ @param NumberOfSenseKeys The number of sense key\r
+ @param Timeout The time to complete the command\r
+ @param DataBuffer The buffer to fill with the read out data\r
+ @param DataLength The length of buffer\r
+ @param StartLba The start logic block address\r
+ @param SectorSize The size of sector\r
+\r
+ @return EFI_STATUS is returned by calling ScsiRead10Command().\r
+**/\r
+EFI_STATUS\r
+ScsiDiskRead16 (\r
+ IN SCSI_DISK_DEV *ScsiDiskDevice,\r
+ OUT BOOLEAN *NeedRetry,\r
+ OUT EFI_SCSI_SENSE_DATA **SenseDataArray, OPTIONAL\r
+ OUT UINTN *NumberOfSenseKeys,\r
+ IN UINT64 Timeout,\r
+ OUT UINT8 *DataBuffer,\r
+ IN OUT UINT32 *DataLength,\r
+ IN UINT64 StartLba,\r
+ IN UINT32 SectorSize\r
+ )\r
+{\r
+ UINT8 SenseDataLength;\r
+ EFI_STATUS Status;\r
+ UINT8 HostAdapterStatus;\r
+ UINT8 TargetStatus;\r
+\r
+ *NeedRetry = FALSE;\r
+ *NumberOfSenseKeys = 0;\r
+ SenseDataLength = 0;\r
+ Status = ScsiRead16Command (\r
+ ScsiDiskDevice->ScsiIo,\r
+ Timeout,\r
+ NULL,\r
+ &SenseDataLength,\r
+ &HostAdapterStatus,\r
+ &TargetStatus,\r
+ DataBuffer,\r
+ DataLength,\r
+ StartLba,\r
+ SectorSize\r
+ );\r
+ return Status;\r
+}\r
+\r
+\r
+/**\r
+ Submit Write(16) Command.\r
+\r
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice\r
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens\r
+ @param SenseDataArray NOT used yet in this function\r
+ @param NumberOfSenseKeys The number of sense key\r
+ @param Timeout The time to complete the command\r
+ @param DataBuffer The buffer to fill with the read out data\r
+ @param DataLength The length of buffer\r
+ @param StartLba The start logic block address\r
+ @param SectorSize The size of sector\r
+\r
+ @return EFI_STATUS is returned by calling ScsiWrite10Command().\r
+\r
+**/\r
+EFI_STATUS\r
+ScsiDiskWrite16 (\r
+ IN SCSI_DISK_DEV *ScsiDiskDevice,\r
+ OUT BOOLEAN *NeedRetry,\r
+ OUT EFI_SCSI_SENSE_DATA **SenseDataArray, OPTIONAL\r
+ OUT UINTN *NumberOfSenseKeys,\r
+ IN UINT64 Timeout,\r
+ IN UINT8 *DataBuffer,\r
+ IN OUT UINT32 *DataLength,\r
+ IN UINT64 StartLba,\r
+ IN UINT32 SectorSize\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ UINT8 SenseDataLength;\r
+ UINT8 HostAdapterStatus;\r
+ UINT8 TargetStatus;\r
+\r
+ *NeedRetry = FALSE;\r
+ *NumberOfSenseKeys = 0;\r
+ SenseDataLength = 0;\r
+ Status = ScsiWrite16Command (\r
+ ScsiDiskDevice->ScsiIo,\r
+ Timeout,\r
+ NULL,\r
+ &SenseDataLength,\r
+ &HostAdapterStatus,\r
+ &TargetStatus,\r
+ DataBuffer,\r
+ DataLength,\r
+ StartLba,\r
+ SectorSize\r
+ );\r
+ return Status;\r
+}\r
+\r
+\r
/**\r
Check sense key to find if media presents.\r
\r
This function is used by the IDE bus driver to get inquiry data. Data format\r
of Identify data is defined by the Interface GUID.\r
\r
- @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
- @param[in,out] InquiryData Pointer to a buffer for the inquiry data.\r
- @param[in,out] InquiryDataSize Pointer to the value for the inquiry data size.\r
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
+ @param[in, out] InquiryData Pointer to a buffer for the inquiry data.\r
+ @param[in, out] InquiryDataSize Pointer to the value for the inquiry data size.\r
\r
@retval EFI_SUCCESS The command was accepted without any errors.\r
@retval EFI_NOT_FOUND Device does not support this data class \r
This function is used by the IDE bus driver to get identify data. Data format\r
of Identify data is defined by the Interface GUID.\r
\r
- @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL \r
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL \r
instance.\r
- @param[in,out] IdentifyData Pointer to a buffer for the identify data.\r
- @param[in,out] IdentifyDataSize Pointer to the value for the identify data\r
+ @param[in, out] IdentifyData Pointer to a buffer for the identify data.\r
+ @param[in, out] IdentifyDataSize Pointer to the value for the identify data\r
size.\r
\r
@retval EFI_SUCCESS The command was accepted without any errors.\r
This function is used by the IDE bus driver to get sense data. \r
Data format of Sense data is defined by the Interface GUID.\r
\r
- @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
- @param[in,out] SenseData Pointer to the SenseData.\r
- @param[in,out] SenseDataSize Size of SenseData in bytes.\r
- @param[out] SenseDataNumber Pointer to the value for the sense data size.\r
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.\r
+ @param[in, out] SenseData Pointer to the SenseData.\r
+ @param[in, out] SenseDataSize Size of SenseData in bytes.\r
+ @param[out] SenseDataNumber Pointer to the value for the sense data size.\r
\r
@retval EFI_SUCCESS The command was accepted without any errors.\r
@retval EFI_NOT_FOUND Device does not support this data class.\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