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	Signed-off-by: niruiyu Reviewed-by: erictian git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11691 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			735 lines
		
	
	
		
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			C
		
	
	
	
	
	
			
		
		
	
	
			735 lines
		
	
	
		
			43 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Provides the functions to submit Scsi commands defined in SCSI-2 specification for SCSI devices.
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  This library class provides the functions to submit SCSI commands defined in SCSI-2 specification
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  for hard drive, CD and DVD devices that are the most common SCSI boot targets used by UEFI platforms.
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  This library class depends on SCSI I/O Protocol defined in UEFI Specification and SCSI-2 industry standard.
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Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials                          
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are licensed and made available under the terms and conditions of the BSD License         
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which accompanies this distribution.  The full text of the license may be found at        
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http://opensource.org/licenses/bsd-license.php                                            
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
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**/
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#ifndef __SCSI_LIB_H__
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#define __SCSI_LIB_H__
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#include <Protocol/ScsiIo.h>
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/**
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  Execute Test Unit Ready SCSI command on a specific SCSI target.
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  Executes the Test Unit Ready command on the SCSI target specified by ScsiIo.
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  If Timeout is zero, then this function waits indefinitely for the command to complete.
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  If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
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  If ScsiIo is NULL, then ASSERT().
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  If SenseDataLength is NULL, then ASSERT().
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  If HostAdapterStatus is NULL, then ASSERT().
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  If TargetStatus is NULL, then ASSERT().
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  @param[in]     ScsiIo             A pointer to the SCSI I/O Protocol instance
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                                    for the specific SCSI target.
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  @param[in]     Timeout            The timeout in 100 ns units to use for the execution
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                                    of this SCSI Request Packet. A Timeout value of
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                                    zero means that this function will wait indefinitely
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                                    for the SCSI Request Packet to execute. If Timeout
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                                    is greater than zero, then this function will return
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                                    EFI_TIMEOUT if the time required to execute the SCSI
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                                    Request Packet is greater than Timeout.
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  @param[in, out] SenseData         A pointer to sense data that was generated by
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                                    the execution of the SCSI Request Packet. This
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                                    buffer must be allocated by the caller.
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                                    If SenseDataLength is 0, then this parameter is
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                                    optional and may be NULL.
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  @param[in, out] SenseDataLength   On input, a pointer to the length in bytes of
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                                    the SenseData buffer. On output, a pointer to
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                                    the number of bytes written to the SenseData buffer. 
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  @param[out]     HostAdapterStatus The status of the SCSI Host Controller that produces
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                                    the SCSI bus containing the SCSI target specified by
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                                    ScsiIo when the SCSI Request Packet was executed.
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                                    See the EFI SCSI I/O Protocol in the UEFI Specification
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                                    for details on the possible return values.
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  @param[out]     TargetStatus      The status returned by the SCSI target specified
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                                    by ScsiIo when the SCSI Request Packet was executed
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                                    on the SCSI Host Controller. See the EFI SCSI I/O
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                                    Protocol in the UEFI Specification for details on
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                                    the possible return values. 
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  @retval EFI_SUCCESS          The command was executed successfully.
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                               See HostAdapterStatus, TargetStatus, SenseDataLength,
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                               and SenseData in that order for additional status
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                               information.
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  @retval EFI_NOT_READY        The SCSI Request Packet could not be sent because
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                               there are too many SCSI Command Packets already
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                               queued. The SCSI Request Packet was not sent, so
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                               no additional status information is available.
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                               The caller may retry again later.
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  @retval EFI_DEVICE_ERROR     A device error occurred while attempting to send
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                               SCSI Request Packet.  See HostAdapterStatus,
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                               TargetStatus, SenseDataLength, and SenseData in that
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                               order for additional status information.
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  @retval EFI_UNSUPPORTED      The command described by the SCSI Request Packet
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                               is not supported by the SCSI initiator(i.e., SCSI
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                               Host Controller). The SCSI Request Packet was not
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                               sent, so no additional status information is available.
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  @retval EFI_TIMEOUT          A timeout occurred while waiting for the SCSI Request
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                               Packet to execute.  See HostAdapterStatus, TargetStatus,
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                               SenseDataLength, and SenseData in that order for
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                               additional status information.
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**/
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EFI_STATUS
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EFIAPI
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ScsiTestUnitReadyCommand (
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  IN     EFI_SCSI_IO_PROTOCOL  *ScsiIo,
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  IN     UINT64                Timeout,
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  IN OUT VOID                  *SenseData,  OPTIONAL
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  IN OUT UINT8                 *SenseDataLength,
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     OUT UINT8                 *HostAdapterStatus,
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     OUT UINT8                 *TargetStatus
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  );
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/**
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  Execute Inquiry SCSI command on a specific SCSI target.
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  Executes the Inquiry command on the SCSI target specified by ScsiIo.
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  If Timeout is zero, then this function waits indefinitely for the command to complete.
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  If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
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  If ScsiIo is NULL, then ASSERT().
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  If SenseDataLength is NULL, then ASSERT().
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  If HostAdapterStatus is NULL, then ASSERT().
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  If TargetStatus is NULL, then ASSERT().
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  If InquiryDataLength is NULL, then ASSERT().
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  @param[in]      ScsiIo                 A pointer to the SCSI I/O Protocol instance
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                                         for the specific SCSI target.
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  @param[in]      Timeout                The timeout in 100 ns units to use for the
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                                         execution of this SCSI Request Packet. A Timeout
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                                         value of zero means that this function will wait
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                                         indefinitely for the SCSI Request Packet to execute.
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                                         If Timeout is greater than zero, then this function
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                                         will return EFI_TIMEOUT if the time required to
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                                         execute the SCSI Request Packet is greater than Timeout.
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  @param[in, out] SenseData              A pointer to sense data that was generated
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                                         by the execution of the SCSI Request Packet.
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                                         This buffer must be allocated by the caller.
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                                         If SenseDataLength is 0, then this parameter
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                                         is optional and may be NULL.
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  @param[in, out] SenseDataLength        On input, the length in bytes of the SenseData buffer.
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                                         On output, the number of bytes written to the SenseData buffer. 
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  @param[out]     HostAdapterStatus      The status of the SCSI Host Controller that
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                                         produces the SCSI bus containing the SCSI
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                                         target specified by ScsiIo when the SCSI
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                                         Request Packet was executed.  See the EFI
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                                         SCSI I/O Protocol in the UEFI Specification
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                                         for details on the possible return values.
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  @param[out]     TargetStatus           The status returned by the SCSI target specified
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                                         by ScsiIo when the SCSI Request Packet was
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                                         executed on the SCSI Host Controller.
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                                         See the EFI SCSI I/O Protocol in the UEFI
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                                         Specification for details on the possible
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                                         return values. 
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  @param[in, out] InquiryDataBuffer      A pointer to inquiry data that was generated
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                                         by the execution of the SCSI Request Packet.
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                                         This buffer must be allocated by the caller.
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                                         If InquiryDataLength is 0, then this parameter
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                                         is optional and may be NULL. 
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  @param[in, out] InquiryDataLength      On input, a pointer to the length in bytes
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                                         of the InquiryDataBuffer buffer.
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                                         On output, a pointer to the number of bytes
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                                         written to the InquiryDataBuffer buffer.
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  @param[in]      EnableVitalProductData If TRUE, then the supported vital product
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                                         data is returned in InquiryDataBuffer.
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                                         If FALSE, then the standard inquiry data is
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                                         returned in InquiryDataBuffer. 
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  @retval EFI_SUCCESS          The command was executed successfully. See HostAdapterStatus,
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                               TargetStatus, SenseDataLength, and SenseData in that order
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                               for additional status information.
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  @retval EFI_BAD_BUFFER_SIZE  The SCSI Request Packet was executed, but the entire
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                               InquiryDataBuffer could not be transferred. The actual
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                               number of bytes transferred is returned in InquiryDataLength.
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  @retval EFI_NOT_READY        The SCSI Request Packet could not be sent because there
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                               are too many SCSI Command Packets already queued.
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                               The SCSI Request Packet was not sent, so no additional
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                               status information is available. The caller may retry again later.
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  @retval EFI_DEVICE_ERROR     A device error occurred while attempting to send SCSI
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                               Request Packet.  See HostAdapterStatus, TargetStatus,
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                               SenseDataLength, and SenseData in that order for additional
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                               status information.
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  @retval EFI_UNSUPPORTED      The command described by the SCSI Request Packet is not
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                               supported by the SCSI initiator(i.e., SCSI  Host Controller).
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                               The SCSI Request Packet was not sent, so no additional
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                               status information is available.
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  @retval EFI_TIMEOUT          A timeout occurred while waiting for the SCSI Request
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                               Packet to execute.  See HostAdapterStatus, TargetStatus,
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                               SenseDataLength, and SenseData in that order for
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                               additional status information.
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**/
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EFI_STATUS
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EFIAPI
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ScsiInquiryCommand (
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  IN     EFI_SCSI_IO_PROTOCOL  *ScsiIo,
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  IN     UINT64                Timeout,
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  IN OUT VOID                  *SenseData,  OPTIONAL
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  IN OUT UINT8                 *SenseDataLength,
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     OUT UINT8                 *HostAdapterStatus,
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     OUT UINT8                 *TargetStatus,
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  IN OUT VOID                  *InquiryDataBuffer,    OPTIONAL
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  IN OUT UINT32                *InquiryDataLength,
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  IN     BOOLEAN               EnableVitalProductData
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  );
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/**
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  Execute Inquiry SCSI command on a specific SCSI target.
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						|
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  Executes the Inquiry command on the SCSI target specified by ScsiIo.
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						|
  If Timeout is zero, then this function waits indefinitely for the command to complete.
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						|
  If Timeout is greater than zero, then the command is executed and will timeout after Timeout 100 ns units.
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						|
  If ScsiIo is NULL, then ASSERT().
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						|
  If SenseDataLength is NULL, then ASSERT().
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						|
  If HostAdapterStatus is NULL, then ASSERT().
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						|
  If TargetStatus is NULL, then ASSERT().
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						|
  If InquiryDataLength is NULL, then ASSERT().
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						|
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  @param[in]      ScsiIo                 A pointer to the SCSI I/O Protocol instance
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						|
                                         for the specific SCSI target.
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						|
  @param[in]      Timeout                The timeout in 100 ns units to use for the
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						|
                                         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.
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						|
                                         This buffer must be allocated by the caller.
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						|
                                         If SenseDataLength is 0, then this parameter
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						|
                                         is optional and may be NULL.
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						|
  @param[in, out] SenseDataLength        On input, the length in bytes of the SenseData buffer.
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						|
                                         On output, the number of bytes written to the SenseData buffer. 
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						|
  @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
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						|
                                         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
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						|
                                         executed on the SCSI Host Controller.
 | 
						|
                                         See the EFI SCSI I/O Protocol in the UEFI
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						|
                                         Specification for details on the possible
 | 
						|
                                         return values. 
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  @param[in, out] InquiryDataBuffer      A pointer to inquiry data that was generated
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						|
                                         by the execution of the SCSI Request Packet.
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                                         This buffer must be allocated by the caller.
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						|
                                         If InquiryDataLength is 0, then this parameter
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                                         is optional and may be NULL. 
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  @param[in, out] InquiryDataLength      On input, a pointer to the length in bytes
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						|
                                         of the InquiryDataBuffer buffer.
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                                         On output, a pointer to the number of bytes
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						|
                                         written to the InquiryDataBuffer buffer.
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						|
  @param[in]      EnableVitalProductData If TRUE, then the supported vital product
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                                         data for the PageCode is returned in InquiryDataBuffer.
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						|
                                         If FALSE, then the standard inquiry data is
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                                         returned in InquiryDataBuffer and PageCode is ignored.
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  @param[in]      PageCode               The page code of the vital product data.
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                                         It's ignored if EnableVitalProductData is FALSE.
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  @retval EFI_SUCCESS          The command executed successfully. See HostAdapterStatus,
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                               TargetStatus, SenseDataLength, and SenseData in that order
 | 
						|
                               for additional status information.
 | 
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  @retval EFI_BAD_BUFFER_SIZE  The SCSI Request Packet was executed, but the entire
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                               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.
 | 
						|
 | 
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**/
 | 
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EFI_STATUS
 | 
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EFIAPI
 | 
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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().
 | 
						|
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
 | 
						|
  @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 sector size.
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
  @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 sector size.
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
 | 
						|
  @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 sector size.
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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().
 | 
						|
 | 
						|
  @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 sector size.
 | 
						|
 | 
						|
  @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.
 | 
						|
 | 
						|
**/
 | 
						|
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
 | 
						|
  );
 | 
						|
 | 
						|
#endif
 |