/** @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 - 2010, 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
)\r
{\r
UINTN BlocksRemaining;\r
- UINT32 Lba32;\r
UINT8 *PtrBuffer;\r
UINT32 BlockSize;\r
UINT32 ByteCount;\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) Command\r
+ // limit the data bytes that can be transferred by one Read(10) or Read(16) Command\r
//\r
- MaxBlock = 65536;\r
+ if (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ MaxBlock = 65535;\r
+ } else {\r
+ MaxBlock = 4294967295;\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 (ScsiVersion < SCSI_COMMAND_VERSION_3) {\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 (ScsiVersion >= SCSI_COMMAND_VERSION_3) {\r
+ Status = ScsiDiskRead16 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ Lba,\r
+ SectorCount\r
+ );\r
+ } else {\r
+ Status = ScsiDiskRead10 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ (UINT32) 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
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 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 (ScsiVersion < SCSI_COMMAND_VERSION_3) {\r
+ MaxBlock = 65535;\r
+ } else {\r
+ MaxBlock = 4294967295;\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 (ScsiVersion < SCSI_COMMAND_VERSION_3) {\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 (ScsiVersion >= SCSI_COMMAND_VERSION_3) {\r
+ Status = ScsiDiskWrite16 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ Lba,\r
+ SectorCount\r
+ ); \r
+ } else {\r
+ Status = ScsiDiskWrite10 (\r
+ ScsiDiskDevice,\r
+ &NeedRetry,\r
+ &SenseData,\r
+ &NumberOfSenseKeys,\r
+ Timeout,\r
+ PtrBuffer,\r
+ &ByteCount,\r
+ (UINT32) 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
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