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If SCSI version support Read/Write (16) command, use both commands to access disk especially for above 2TB.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10550 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
li-elvin
2010-05-28 06:58:59 +00:00
parent a24faca37a
commit a108933ea8
2 changed files with 244 additions and 41 deletions
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57
MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h
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@@ -764,6 +764,63 @@ ScsiDiskWrite10 (
IN UINT32 SectorSize
);
/**
Submit Read(16) command.
@param ScsiDiskDevice The pointer of ScsiDiskDevice
@param NeedRetry The pointer of flag indicates if needs retry if error happens
@param SenseDataArray NOT used yet in this function
@param NumberOfSenseKeys The number of sense key
@param Timeout The time to complete the command
@param DataBuffer The buffer to fill with the read out data
@param DataLength The length of buffer
@param StartLba The start logic block address
@param SectorSize The size of sector
@return EFI_STATUS is returned by calling ScsiRead10Command().
**/
EFI_STATUS
ScsiDiskRead16 (
IN SCSI_DISK_DEV *ScsiDiskDevice,
OUT BOOLEAN *NeedRetry,
OUT EFI_SCSI_SENSE_DATA **SenseDataArray, OPTIONAL
OUT UINTN *NumberOfSenseKeys,
IN UINT64 Timeout,
OUT UINT8 *DataBuffer,
IN OUT UINT32 *DataLength,
IN UINT64 StartLba,
IN UINT32 SectorSize
);
/**
Submit Write(16) Command.
@param ScsiDiskDevice The pointer of ScsiDiskDevice
@param NeedRetry The pointer of flag indicates if needs retry if error happens
@param SenseDataArray NOT used yet in this function
@param NumberOfSenseKeys The number of sense key
@param Timeout The time to complete the command
@param DataBuffer The buffer to fill with the read out data
@param DataLength The length of buffer
@param StartLba The start logic block address
@param SectorSize The size of sector
@return EFI_STATUS is returned by calling ScsiWrite10Command().
**/
EFI_STATUS
ScsiDiskWrite16 (
IN SCSI_DISK_DEV *ScsiDiskDevice,
OUT BOOLEAN *NeedRetry,
OUT EFI_SCSI_SENSE_DATA **SenseDataArray, OPTIONAL
OUT UINTN *NumberOfSenseKeys,
IN UINT64 Timeout,
IN UINT8 *DataBuffer,
IN OUT UINT32 *DataLength,
IN UINT64 StartLba,
IN UINT32 SectorSize
);
/**
Get information from media read capacity command.