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+/** @file
+ Provides the functions to submit Scsi commands defined in SCSI-2 specification for SCSI devices.
+
+ This library class provides the functions to submit SCSI commands defined in SCSI-2 specification
+ for hard drive, CD and DVD devices that are the most common SCSI boot targets used by UEFI platforms.
+ This library class depends on SCSI I/O Protocol defined in UEFI Specification and SCSI-2 industry standard.
+
+Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef __SCSI_LIB_H__
+#define __SCSI_LIB_H__
+
+#include <Protocol/ScsiIo.h>
+
+/**
+ Execute Test Unit Ready SCSI command on a specific SCSI target.
+
+ Executes the Test Unit Ready command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to the SCSI I/O Protocol instance
+ for the specific SCSI target.
+ @param[in] Timeout The timeout in 100 ns units to use for the execution
+ of this SCSI Request Packet. A Timeout value of
+ zero means that this function will wait indefinitely
+ for the SCSI Request Packet to execute. If Timeout
+ is greater than zero, then this function will return
+ EFI_TIMEOUT if the time required to execute the SCSI
+ Request Packet is greater than Timeout.
+ @param[in, out] SenseData A pointer to sense data that was generated by
+ the execution of the SCSI Request Packet. This
+ buffer must be allocated by the caller.
+ If SenseDataLength is 0, then this parameter is
+ optional and may be NULL.
+ @param[in, out] SenseDataLength On input, a pointer to the length in bytes of
+ the SenseData buffer. On output, a pointer to
+ the number of bytes written to the SenseData buffer.
+ @param[out] HostAdapterStatus The status of the SCSI Host Controller that produces
+ the SCSI bus containing the SCSI target specified by
+ ScsiIo when the SCSI Request Packet was executed.
+ See the EFI SCSI I/O Protocol in the UEFI Specification
+ for details on the possible return values.
+ @param[out] TargetStatus The status returned by the SCSI target specified
+ by ScsiIo when the SCSI Request Packet was executed
+ on the SCSI Host Controller. See the EFI SCSI I/O
+ Protocol in the UEFI Specification for details on
+ the possible return values.
+
+ @retval EFI_SUCCESS The command was executed successfully.
+ See HostAdapterStatus, TargetStatus, SenseDataLength,
+ and SenseData in that order for additional status
+ information.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because
+ there are too many SCSI Command Packets already
+ queued. The SCSI Request Packet was not sent, so
+ no additional status information is available.
+ The caller may retry again later.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send
+ SCSI Request Packet. See HostAdapterStatus,
+ TargetStatus, SenseDataLength, and SenseData in that
+ order for additional status information.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet
+ is not supported by the SCSI initiator(i.e., SCSI
+ Host Controller). The SCSI Request Packet was not
+ sent, so no additional status information is available.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request
+ Packet to execute. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for
+ additional status information.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiTestUnitReadyCommand (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus
+ );
+
+
+/**
+ Execute Inquiry SCSI command on a specific SCSI target.
+
+ Executes the Inquiry command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If InquiryDataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If InquiryDataLength is non-zero and InquiryDataBuffer is not NULL, InquiryDataBuffer
+ must meet buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo A pointer to the SCSI I/O Protocol instance
+ for the specific SCSI target.
+ @param[in] Timeout The timeout in 100 ns units to use for the
+ execution of this SCSI Request Packet. A Timeout
+ value of zero means that this function will wait
+ indefinitely for the SCSI Request Packet to execute.
+ If Timeout is greater than zero, then this function
+ will return EFI_TIMEOUT if the time required to
+ execute the SCSI Request Packet is greater than Timeout.
+ @param[in, out] SenseData A pointer to sense data that was generated
+ by the execution of the SCSI Request Packet.
+ This buffer must be allocated by the caller.
+ If SenseDataLength is 0, then this parameter
+ is optional and may be NULL.
+ @param[in, out] SenseDataLength On input, the length in bytes of the SenseData buffer.
+ On output, the number of bytes written to the SenseData buffer.
+ @param[out] HostAdapterStatus The status of the SCSI Host Controller that
+ produces the SCSI bus containing the SCSI
+ target specified by ScsiIo when the SCSI
+ Request Packet was executed. See the EFI
+ SCSI I/O Protocol in the UEFI Specification
+ for details on the possible return values.
+ @param[out] TargetStatus The status returned by the SCSI target specified
+ by ScsiIo when the SCSI Request Packet was
+ executed on the SCSI Host Controller.
+ See the EFI SCSI I/O Protocol in the UEFI
+ Specification for details on the possible
+ return values.
+ @param[in, out] InquiryDataBuffer A pointer to inquiry data that was generated
+ by the execution of the SCSI Request Packet.
+ This buffer must be allocated by the caller.
+ If InquiryDataLength is 0, then this parameter
+ is optional and may be NULL.
+ @param[in, out] InquiryDataLength On input, a pointer to the length in bytes
+ of the InquiryDataBuffer buffer.
+ On output, a pointer to the number of bytes
+ written to the InquiryDataBuffer buffer.
+ @param[in] EnableVitalProductData If TRUE, then the supported vital product
+ data is returned in InquiryDataBuffer.
+ If FALSE, then the standard inquiry data is
+ returned in InquiryDataBuffer.
+
+ @retval EFI_SUCCESS The command was executed successfully. See HostAdapterStatus,
+ TargetStatus, SenseDataLength, and SenseData in that order
+ for additional status information.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire
+ InquiryDataBuffer could not be transferred. The actual
+ number of bytes transferred is returned in InquiryDataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there
+ are too many SCSI Command Packets already queued.
+ The SCSI Request Packet was not sent, so no additional
+ status information is available. The caller may retry again later.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI
+ Request Packet. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for additional
+ status information.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not
+ supported by the SCSI initiator(i.e., SCSI Host Controller).
+ The SCSI Request Packet was not sent, so no additional
+ status information is available.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request
+ Packet to execute. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for
+ additional status information.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiInquiryCommand (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *InquiryDataBuffer, OPTIONAL
+ IN OUT UINT32 *InquiryDataLength,
+ IN BOOLEAN EnableVitalProductData
+ );
+
+
+/**
+ Execute Inquiry SCSI command on a specific SCSI target.
+
+ Executes the Inquiry command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If InquiryDataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If InquiryDataLength is non-zero and InquiryDataBuffer is not NULL, InquiryDataBuffer
+ must meet buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo A pointer to the SCSI I/O Protocol instance
+ for the specific SCSI target.
+ @param[in] Timeout The timeout in 100 ns units to use for the
+ execution of this SCSI Request Packet. A Timeout
+ value of zero means that this function will wait
+ indefinitely for the SCSI Request Packet to execute.
+ If Timeout is greater than zero, then this function
+ will return EFI_TIMEOUT if the time required to
+ execute the SCSI Request Packet is greater than Timeout.
+ @param[in, out] SenseData A pointer to sense data that was generated
+ by the execution of the SCSI Request Packet.
+ This buffer must be allocated by the caller.
+ If SenseDataLength is 0, then this parameter
+ is optional and may be NULL.
+ @param[in, out] SenseDataLength On input, the length in bytes of the SenseData buffer.
+ On output, the number of bytes written to the SenseData buffer.
+ @param[out] HostAdapterStatus The status of the SCSI Host Controller that
+ produces the SCSI bus containing the SCSI
+ target specified by ScsiIo when the SCSI
+ Request Packet was executed. See the EFI
+ SCSI I/O Protocol in the UEFI Specification
+ for details on the possible return values.
+ @param[out] TargetStatus The status returned by the SCSI target specified
+ by ScsiIo when the SCSI Request Packet was
+ executed on the SCSI Host Controller.
+ See the EFI SCSI I/O Protocol in the UEFI
+ Specification for details on the possible
+ return values.
+ @param[in, out] InquiryDataBuffer A pointer to inquiry data that was generated
+ by the execution of the SCSI Request Packet.
+ This buffer must be allocated by the caller.
+ If InquiryDataLength is 0, then this parameter
+ is optional and may be NULL.
+ @param[in, out] InquiryDataLength On input, a pointer to the length in bytes
+ of the InquiryDataBuffer buffer.
+ On output, a pointer to the number of bytes
+ written to the InquiryDataBuffer buffer.
+ @param[in] EnableVitalProductData If TRUE, then the supported vital product
+ data for the PageCode is returned in InquiryDataBuffer.
+ If FALSE, then the standard inquiry data is
+ returned in InquiryDataBuffer and PageCode is ignored.
+ @param[in] PageCode The page code of the vital product data.
+ It's ignored if EnableVitalProductData is FALSE.
+
+ @retval EFI_SUCCESS The command executed successfully. See HostAdapterStatus,
+ TargetStatus, SenseDataLength, and SenseData in that order
+ for additional status information.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire
+ InquiryDataBuffer could not be transferred. The actual
+ number of bytes transferred is returned in InquiryDataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there
+ are too many SCSI Command Packets already queued.
+ The SCSI Request Packet was not sent, so no additional
+ status information is available. The caller may retry again later.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI
+ Request Packet. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for additional
+ status information.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not
+ supported by the SCSI initiator(i.e., SCSI Host Controller).
+ The SCSI Request Packet was not sent, so no additional
+ status information is available.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request
+ Packet to execute. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for
+ additional status information.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiInquiryCommandEx (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *InquiryDataBuffer, OPTIONAL
+ IN OUT UINT32 *InquiryDataLength,
+ IN BOOLEAN EnableVitalProductData,
+ IN UINT8 PageCode
+ );
+
+
+/**
+ Execute Mode Sense(10) SCSI command on a specific SCSI target.
+
+ Executes the SCSI Mode Sense(10) command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout
+ after Timeout 100 ns units. The DBDField, PageControl, and PageCode parameters
+ are used to construct the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to the SCSI I/O Protocol instance
+ for the specific SCSI target.
+ @param[in] Timeout The timeout in 100 ns units to use for the
+ execution of this SCSI Request Packet. A Timeout
+ value of zero means that this function will wait
+ indefinitely for the SCSI Request Packet to execute.
+ If Timeout is greater than zero, then this function
+ will return EFI_TIMEOUT if the time required to
+ execute the SCSI Request Packet is greater than Timeout.
+ @param[in, out] SenseData A pointer to sense data that was generated
+ by the execution of the SCSI Request Packet.
+ This buffer must be allocated by the caller.
+ If SenseDataLength is 0, then this parameter
+ is optional and may be NULL.
+ @param[in, out] SenseDataLength On input, the length in bytes of the SenseData buffer.
+ On output, the number of bytes written to the SenseData buffer.
+ @param[out] HostAdapterStatus The status of the SCSI Host Controller that
+ produces the SCSI bus containing the SCSI target
+ specified by ScsiIo when the SCSI Request Packet
+ was executed. See the EFI SCSI I/O Protocol in the
+ UEFI Specification for details on the possible
+ return values.
+ @param[out] TargetStatus The status returned by the SCSI target specified
+ by ScsiIo when the SCSI Request Packet was executed
+ on the SCSI Host Controller. See the EFI SCSI
+ I/O Protocol in the UEFI Specification for details
+ on the possible return values.
+ @param[in, out] DataBuffer A pointer to data that was generated by the
+ execution of the SCSI Request Packet. This
+ buffer must be allocated by the caller. If
+ DataLength is 0, then this parameter is optional
+ and may be NULL.
+ @param[in, out] DataLength On input, a pointer to the length in bytes of
+ the DataBuffer buffer. On output, a pointer
+ to the number of bytes written to the DataBuffer
+ buffer.
+ @param[in] DBDField Specifies the DBD field of the CDB for this SCSI Command.
+ @param[in] PageControl Specifies the PC field of the CDB for this SCSI Command.
+ @param[in] PageCode Specifies the Page Control field of the CDB for this SCSI Command.
+
+ @retval EFI_SUCCESS The command was executed successfully.
+ See HostAdapterStatus, TargetStatus, SenseDataLength,
+ and SenseData in that order for additional status information.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the
+ entire DataBuffer could not be transferred.
+ The actual number of bytes transferred is returned
+ in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because
+ there are too many SCSI Command Packets already queued.
+ The SCSI Request Packet was not sent, so no additional
+ status information is available. The caller may retry
+ again later.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send
+ SCSI Request Packet. See HostAdapterStatus, TargetStatus,
+ SenseDataLength, and SenseData in that order for
+ additional status information.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet
+ is not supported by the SCSI initiator(i.e., SCSI
+ Host Controller). The SCSI Request Packet was not
+ sent, so no additional status information is available.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI
+ Request Packet to execute. See HostAdapterStatus,
+ TargetStatus, SenseDataLength, and SenseData in that
+ order for additional status information.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiModeSense10Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT8 DBDField, OPTIONAL
+ IN UINT8 PageControl,
+ IN UINT8 PageCode
+ );
+
+
+
+/**
+ Execute Request Sense SCSI command on a specific SCSI target.
+
+ Executes the Request Sense command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there are
+ too many SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported by
+ the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiRequestSenseCommand (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus
+ );
+
+
+/**
+ Execute Read Capacity SCSI command on a specific SCSI target.
+
+ Executes the SCSI Read Capacity command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after
+ Timeout 100 ns units. The Pmi parameter is used to construct the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] Pmi Partial medium indicator.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire
+ DataBuffer could not be transferred. The actual
+ number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because
+ there are too many SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet
+ is not supported by the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiReadCapacityCommand (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN BOOLEAN Pmi
+ );
+
+
+/**
+ Execute Read Capacity SCSI 16 command on a specific SCSI target.
+
+ Executes the SCSI Read Capacity 16 command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after
+ Timeout 100 ns units. The Pmi parameter is used to construct the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] Pmi Partial medium indicator.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire
+ DataBuffer could not be transferred. The actual
+ number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because
+ there are too many SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet
+ is not supported by the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiReadCapacity16Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN BOOLEAN Pmi
+ );
+
+
+/**
+ Execute Read(10) SCSI command on a specific SCSI target.
+
+ Executes the SCSI Read(10) command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout
+ after Timeout 100 ns units. The StartLba and SectorSize parameters are used to
+ construct the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer Read 10 command data.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks of data that shall be transferred.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire DataBuffer could
+ not be transferred. The actual number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there are too many
+ SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported by
+ the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiRead10Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorSize
+ );
+
+
+/**
+ Execute Write(10) SCSI command on a specific SCSI target.
+
+ Executes the SCSI Write(10) command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after
+ Timeout 100 ns units. The StartLba and SectorSize parameters are used to construct
+ the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo SCSI IO Protocol to use
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks of data that shall be transferred.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire DataBuffer could
+ not be transferred. The actual number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there are too many
+ SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported by
+ the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiWrite10Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorSize
+ );
+
+/**
+ Execute Read(16) SCSI command on a specific SCSI target.
+
+ Executes the SCSI Read(16) command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout
+ after Timeout 100 ns units. The StartLba and SectorSize parameters are used to
+ construct the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer Read 16 command data.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks of data that shall be transferred.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire DataBuffer could
+ not be transferred. The actual number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there are too many
+ SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported by
+ the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiRead16Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorSize
+ );
+
+
+/**
+ Execute Write(16) SCSI command on a specific SCSI target.
+
+ Executes the SCSI Write(16) command on the SCSI target specified by ScsiIo.
+ If Timeout is zero, then this function waits indefinitely for the command to complete.
+ If Timeout is greater than zero, then the command is executed and will timeout after
+ Timeout 100 ns units. The StartLba and SectorSize parameters are used to construct
+ the CDB for this SCSI command.
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet buffer
+ alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise EFI_INVALID_PARAMETER
+ gets returned.
+
+ @param[in] ScsiIo SCSI IO Protocol to use
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks of data that shall be transferred.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, but the entire DataBuffer could
+ not be transferred. The actual number of bytes transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be sent because there are too many
+ SCSI Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet is not supported by
+ the SCSI initiator(i.e., SCSI Host Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet are invalid.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiWrite16Command (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorSize
+ );
+
+
+/**
+ Execute blocking/non-blocking Read(10) SCSI command on a specific SCSI
+ target.
+
+ Executes the SCSI Read(10) command on the SCSI target specified by ScsiIo.
+ When Event is NULL, blocking command will be executed. Otherwise non-blocking
+ command will be executed.
+ For blocking I/O, if Timeout is zero, this function will wait indefinitely
+ for the command to complete. If Timeout is greater than zero, then the
+ command is executed and will timeout after Timeout 100 ns units.
+ For non-blocking I/O, if Timeout is zero, Event will be signaled only after
+ the command to completes. If Timeout is greater than zero, Event will also be
+ signaled after Timeout 100 ns units.
+ The StartLba and SectorSize parameters are used to construct the CDB for this
+ SCSI command.
+
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer Read 16 command data.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks
+ of data that shall be transferred.
+ @param[in] Event If the SCSI target does not support
+ non-blocking I/O, then Event is ignored,
+ and blocking I/O is performed. If Event
+ is NULL, then blocking I/O is performed.
+ If Event is not NULL and non-blocking
+ I/O is supported, then non-blocking I/O
+ is performed, and Event will be signaled
+ when the SCSI Read(10) command
+ completes.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed,
+ but the entire DataBuffer could not be
+ transferred. The actual number of bytes
+ transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be
+ sent because there are too many SCSI
+ Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting
+ to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI
+ Request Packet is not supported by the
+ SCSI initiator(i.e., SCSI Host
+ Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the
+ SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet
+ are invalid.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due
+ to a lack of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiRead10CommandEx (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorSize,
+ IN EFI_EVENT Event OPTIONAL
+ );
+
+
+/**
+ Execute blocking/non-blocking Write(10) SCSI command on a specific SCSI
+ target.
+
+ Executes the SCSI Write(10) command on the SCSI target specified by ScsiIo.
+ When Event is NULL, blocking command will be executed. Otherwise non-blocking
+ command will be executed.
+ For blocking I/O, if Timeout is zero, this function will wait indefinitely
+ for the command to complete. If Timeout is greater than zero, then the
+ command is executed and will timeout after Timeout 100 ns units.
+ For non-blocking I/O, if Timeout is zero, Event will be signaled only after
+ the command to completes. If Timeout is greater than zero, Event will also be
+ signaled after Timeout 100 ns units.
+ The StartLba and SectorSize parameters are used to construct the CDB for this
+ SCSI command.
+
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo SCSI IO Protocol to use
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks
+ of data that shall be transferred.
+ @param[in] Event If the SCSI target does not support
+ non-blocking I/O, then Event is ignored,
+ and blocking I/O is performed. If Event
+ is NULL, then blocking I/O is performed.
+ If Event is not NULL and non-blocking
+ I/O is supported, then non-blocking I/O
+ is performed, and Event will be signaled
+ when the SCSI Write(10) command
+ completes.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed,
+ but the entire DataBuffer could not be
+ transferred. The actual number of bytes
+ transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be
+ sent because there are too many SCSI
+ Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting
+ to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI
+ Request Packet is not supported by the
+ SCSI initiator(i.e., SCSI Host
+ Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the
+ SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet
+ are invalid.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due
+ to a lack of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiWrite10CommandEx (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorSize,
+ IN EFI_EVENT Event OPTIONAL
+ );
+
+
+/**
+ Execute blocking/non-blocking Read(16) SCSI command on a specific SCSI
+ target.
+
+ Executes the SCSI Read(16) command on the SCSI target specified by ScsiIo.
+ When Event is NULL, blocking command will be executed. Otherwise non-blocking
+ command will be executed.
+ For blocking I/O, if Timeout is zero, this function will wait indefinitely
+ for the command to complete. If Timeout is greater than zero, then the
+ command is executed and will timeout after Timeout 100 ns units.
+ For non-blocking I/O, if Timeout is zero, Event will be signaled only after
+ the command to completes. If Timeout is greater than zero, Event will also be
+ signaled after Timeout 100 ns units.
+ The StartLba and SectorSize parameters are used to construct the CDB for this
+ SCSI command.
+
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo A pointer to SCSI IO protocol.
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer Read 16 command data.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks
+ of data that shall be transferred.
+ @param[in] Event If the SCSI target does not support
+ non-blocking I/O, then Event is ignored,
+ and blocking I/O is performed. If Event
+ is NULL, then blocking I/O is performed.
+ If Event is not NULL and non-blocking
+ I/O is supported, then non-blocking I/O
+ is performed, and Event will be signaled
+ when the SCSI Read(16) command
+ completes.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed,
+ but the entire DataBuffer could not be
+ transferred. The actual number of bytes
+ transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be
+ sent because there are too many SCSI
+ Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting
+ to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI
+ Request Packet is not supported by the
+ SCSI initiator(i.e., SCSI Host
+ Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the
+ SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet
+ are invalid.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due
+ to a lack of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiRead16CommandEx (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorSize,
+ IN EFI_EVENT Event OPTIONAL
+ );
+
+
+/**
+ Execute blocking/non-blocking Write(16) SCSI command on a specific SCSI
+ target.
+
+ Executes the SCSI Write(16) command on the SCSI target specified by ScsiIo.
+ When Event is NULL, blocking command will be executed. Otherwise non-blocking
+ command will be executed.
+ For blocking I/O, if Timeout is zero, this function will wait indefinitely
+ for the command to complete. If Timeout is greater than zero, then the
+ command is executed and will timeout after Timeout 100 ns units.
+ For non-blocking I/O, if Timeout is zero, Event will be signaled only after
+ the command to completes. If Timeout is greater than zero, Event will also be
+ signaled after Timeout 100 ns units.
+ The StartLba and SectorSize parameters are used to construct the CDB for this
+ SCSI command.
+
+ If ScsiIo is NULL, then ASSERT().
+ If SenseDataLength is NULL, then ASSERT().
+ If HostAdapterStatus is NULL, then ASSERT().
+ If TargetStatus is NULL, then ASSERT().
+ If DataLength is NULL, then ASSERT().
+
+ If SenseDataLength is non-zero and SenseData is not NULL, SenseData must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ If DataLength is non-zero and DataBuffer is not NULL, DataBuffer must meet
+ buffer alignment requirement defined in EFI_SCSI_IO_PROTOCOL. Otherwise
+ EFI_INVALID_PARAMETER gets returned.
+
+ @param[in] ScsiIo SCSI IO Protocol to use
+ @param[in] Timeout The length of timeout period.
+ @param[in, out] SenseData A pointer to output sense data.
+ @param[in, out] SenseDataLength The length of output sense data.
+ @param[out] HostAdapterStatus The status of Host Adapter.
+ @param[out] TargetStatus The status of the target.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[in, out] DataLength The length of data buffer.
+ @param[in] StartLba The start address of LBA.
+ @param[in] SectorSize The number of contiguous logical blocks
+ of data that shall be transferred.
+ @param[in] Event If the SCSI target does not support
+ non-blocking I/O, then Event is ignored,
+ and blocking I/O is performed. If Event
+ is NULL, then blocking I/O is performed.
+ If Event is not NULL and non-blocking
+ I/O is supported, then non-blocking I/O
+ is performed, and Event will be signaled
+ when the SCSI Write(16) command
+ completes.
+
+ @retval EFI_SUCCESS Command is executed successfully.
+ @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed,
+ but the entire DataBuffer could not be
+ transferred. The actual number of bytes
+ transferred is returned in DataLength.
+ @retval EFI_NOT_READY The SCSI Request Packet could not be
+ sent because there are too many SCSI
+ Command Packets already queued.
+ @retval EFI_DEVICE_ERROR A device error occurred while attempting
+ to send SCSI Request Packet.
+ @retval EFI_UNSUPPORTED The command described by the SCSI
+ Request Packet is not supported by the
+ SCSI initiator(i.e., SCSI Host
+ Controller)
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the
+ SCSI Request Packet to execute.
+ @retval EFI_INVALID_PARAMETER The contents of the SCSI Request Packet
+ are invalid.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due
+ to a lack of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiWrite16CommandEx (
+ IN EFI_SCSI_IO_PROTOCOL *ScsiIo,
+ IN UINT64 Timeout,
+ IN OUT VOID *SenseData, OPTIONAL
+ IN OUT UINT8 *SenseDataLength,
+ OUT UINT8 *HostAdapterStatus,
+ OUT UINT8 *TargetStatus,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorSize,
+ IN EFI_EVENT Event OPTIONAL
+ );
+
+#endif