BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=1546
This patch implements the Security Protocol In and Security Protocol Out
commands in UefiScsiLib to prepare support for the Storage Security
Command Protocol.
Cc: Jiewen Yao <jiewen....@intel.com>
Cc: Jian J Wang <jian.j.w...@intel.com>
Cc: Liming Gao <liming....@intel.com>
Signed-off-by: Christopher J Zurcher <christopher.j.zurc...@intel.com>
---
MdePkg/Include/IndustryStandard/Scsi.h | 48 +++--
MdePkg/Include/Library/UefiScsiLib.h | 128 +++++++++++-
MdePkg/Library/UefiScsiLib/UefiScsiLib.c | 217 +++++++++++++++++++-
3 files changed, 374 insertions(+), 19 deletions(-)
diff --git a/MdePkg/Include/IndustryStandard/Scsi.h
b/MdePkg/Include/IndustryStandard/Scsi.h
index cbe5709fe5..d03886417f 100644
--- a/MdePkg/Include/IndustryStandard/Scsi.h
+++ b/MdePkg/Include/IndustryStandard/Scsi.h
@@ -1,7 +1,7 @@
/** @file
Support for SCSI-2 standard
- Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -163,6 +163,12 @@
#define EFI_SCSI_OP_SEND_MESSAGE10 0x2a
#define EFI_SCSI_OP_SEND_MESSAGE12 0xaa
+//
+// Additional commands for Secure Transactions
+//
+#define EFI_SCSI_OP_SECURITY_PROTOCOL_IN 0xa2
+#define EFI_SCSI_OP_SECURITY_PROTOCOL_OUT 0xb5
+
//
// SCSI Data Transfer Direction
//
@@ -172,22 +178,30 @@
//
// Peripheral Device Type Definitions
//
-#define EFI_SCSI_TYPE_DISK 0x00 ///< Direct-access device (e.g.
magnetic disk)
-#define EFI_SCSI_TYPE_TAPE 0x01 ///< Sequential-access device (e.g.
magnetic tape)
-#define EFI_SCSI_TYPE_PRINTER 0x02 ///< Printer device
-#define EFI_SCSI_TYPE_PROCESSOR 0x03 ///< Processor device
-#define EFI_SCSI_TYPE_WORM 0x04 ///< Write-once device (e.g. some
optical disks)
-#define EFI_SCSI_TYPE_CDROM 0x05 ///< CD-ROM device
-#define EFI_SCSI_TYPE_SCANNER 0x06 ///< Scanner device
-#define EFI_SCSI_TYPE_OPTICAL 0x07 ///< Optical memory device (e.g.
some optical disks)
-#define EFI_SCSI_TYPE_MEDIUMCHANGER 0x08 ///< Medium changer device (e.g.
jukeboxes)
-#define EFI_SCSI_TYPE_COMMUNICATION 0x09 ///< Communications device
-#define EFI_SCSI_TYPE_ASCIT8_1 0x0A ///< Defined by ASC IT8 (Graphic
arts pre-press devices)
-#define EFI_SCSI_TYPE_ASCIT8_2 0x0B ///< Defined by ASC IT8 (Graphic
arts pre-press devices)
-//
-// 0Ch - 1Eh are reserved
-//
-#define EFI_SCSI_TYPE_UNKNOWN 0x1F ///< Unknown or no device type
+#define EFI_SCSI_TYPE_DISK 0x00 ///< Direct-access device (e.g.
magnetic disk)
+#define EFI_SCSI_TYPE_TAPE 0x01 ///< Sequential-access device
(e.g. magnetic tape)
+#define EFI_SCSI_TYPE_PRINTER 0x02 ///< Printer device
+#define EFI_SCSI_TYPE_PROCESSOR 0x03 ///< Processor device
+#define EFI_SCSI_TYPE_WORM 0x04 ///< Write-once device (e.g. some
optical disks)
+#define EFI_SCSI_TYPE_CDROM 0x05 ///< CD/DVD device
+#define EFI_SCSI_TYPE_SCANNER 0x06 ///< Scanner device (obsolete)
+#define EFI_SCSI_TYPE_OPTICAL 0x07 ///< Optical memory device (e.g.
some optical disks)
+#define EFI_SCSI_TYPE_MEDIUMCHANGER 0x08 ///< Medium changer device (e.g.
jukeboxes)
+#define EFI_SCSI_TYPE_COMMUNICATION 0x09 ///< Communications device
(obsolete)
+#define EFI_SCSI_TYPE_ASCIT8_1 0x0A ///< Defined by ASC IT8 (Graphic
arts pre-press devices)
+#define EFI_SCSI_TYPE_ASCIT8_2 0x0B ///< Defined by ASC IT8 (Graphic
arts pre-press devices)
+#define EFI_SCSI_TYPE_RAID 0x0C ///< Storage array controller
device (e.g., RAID)
+#define EFI_SCSI_TYPE_SES 0x0D ///< Enclosure services device
+#define EFI_SCSI_TYPE_RBC 0x0E ///< Simplified direct-access
device (e.g., magnetic disk)
+#define EFI_SCSI_TYPE_OCRW 0x0F ///< Optical card reader/writer
device
+#define EFI_SCSI_TYPE_BRIDGE 0x10 ///< Bridge Controller Commands
+#define EFI_SCSI_TYPE_OSD 0x11 ///< Object-based Storage Device
+#define EFI_SCSI_TYPE_AUTOMATION 0x12 ///< Automation/Drive Interface
+#define EFI_SCSI_TYPE_SECURITYMANAGER 0x13 ///< Security manager device
+#define EFI_SCSI_TYPE_RESERVED_LOW 0x14 ///< Reserved (low)
+#define EFI_SCSI_TYPE_RESERVED_HIGH 0x1D ///< Reserved (high)
+#define EFI_SCSI_TYPE_WLUN 0x1E ///< Well known logical unit
+#define EFI_SCSI_TYPE_UNKNOWN 0x1F ///< Unknown or no device type
//
// Page Codes for INQUIRY command
diff --git a/MdePkg/Include/Library/UefiScsiLib.h
b/MdePkg/Include/Library/UefiScsiLib.h
index 10dd81902b..5c94b0aa16 100644
--- a/MdePkg/Include/Library/UefiScsiLib.h
+++ b/MdePkg/Include/Library/UefiScsiLib.h
@@ -5,7 +5,7 @@
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 - 2018, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -813,6 +813,132 @@ ScsiWrite16Command (
);
+/**
+ Execute Security Protocol In SCSI command on a specific SCSI target.
+
+ Executes the SCSI Security Protocol In 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 TransferLength 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] SecurityProtocol The Security Protocol to use.
+ @param[in] SecurityProtocolSpecific The Security Protocol Specific
data.
+ @param[in] Inc512 If Inc512 is TRUE, DataLength is
expressed in 512-byte increments.
+ @param[in] DataLength The size in bytes of the data
buffer.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[out] TransferLength A pointer to a buffer to store the
size in
+ bytes of the data written to the
data buffer.
+
+ @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 TransferLength.
+ @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
+ScsiSecurityProtocolInCommand (
+ 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 UINT8 SecurityProtocol,
+ IN UINT16 SecurityProtocolSpecific,
+ IN BOOLEAN Inc512,
+ IN UINTN DataLength,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ OUT UINTN *TransferLength
+ );
+
+
+/**
+ Execute Security Protocol Out SCSI command on a specific SCSI target.
+
+ Executes the SCSI Security Protocol Out 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.
+
+ 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] SecurityProtocol The Security Protocol to use.
+ @param[in] SecurityProtocolSpecific The Security Protocol Specific
data.
+ @param[in] Inc512 If Inc512 is TRUE, DataLength is
expressed in 512-byte increments.
+ @param[in] DataLength The size in bytes of the transfer
data.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+
+ @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
+ScsiSecurityProtocolOutCommand (
+ 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 UINT8 SecurityProtocol,
+ IN UINT16 SecurityProtocolSpecific,
+ IN BOOLEAN Inc512,
+ IN UINTN DataLength,
+ IN OUT VOID *DataBuffer OPTIONAL
+ );
+
+
/**
Execute blocking/non-blocking Read(10) SCSI command on a specific SCSI
target.
diff --git a/MdePkg/Library/UefiScsiLib/UefiScsiLib.c
b/MdePkg/Library/UefiScsiLib/UefiScsiLib.c
index c7491d1436..229fe11ef2 100644
--- a/MdePkg/Library/UefiScsiLib/UefiScsiLib.c
+++ b/MdePkg/Library/UefiScsiLib/UefiScsiLib.c
@@ -1,7 +1,7 @@
/** @file
UEFI SCSI Library implementation
- Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -23,6 +23,7 @@
//
#define EFI_SCSI_OP_LENGTH_SIX 0x6
#define EFI_SCSI_OP_LENGTH_TEN 0xa
+#define EFI_SCSI_OP_LENGTH_TWELVE 0xc
#define EFI_SCSI_OP_LENGTH_SIXTEEN 0x10
//
@@ -1280,6 +1281,220 @@ ScsiWrite16Command (
}
+/**
+ Execute Security Protocol In SCSI command on a specific SCSI target.
+
+ Executes the SCSI Security Protocol In 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 TransferLength 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] SecurityProtocol The Security Protocol to use.
+ @param[in] SecurityProtocolSpecific The Security Protocol Specific
data.
+ @param[in] Inc512 If Inc512 is TRUE, DataLength is
expressed in 512-byte increments.
+ @param[in] DataLength The size in bytes of the data
buffer.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+ @param[out] TransferLength A pointer to a buffer to store the
size in
+ bytes of the data written to the
data buffer.
+
+ @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 TransferLength.
+ @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
+ScsiSecurityProtocolInCommand (
+ 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 UINT8 SecurityProtocol,
+ IN UINT16 SecurityProtocolSpecific,
+ IN BOOLEAN Inc512,
+ IN UINTN DataLength,
+ IN OUT VOID *DataBuffer, OPTIONAL
+ OUT UINTN *TransferLength
+ )
+{
+ EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;
+ EFI_STATUS Status;
+ UINT8 Cdb[EFI_SCSI_OP_LENGTH_TWELVE];
+
+ ASSERT (SenseDataLength != NULL);
+ ASSERT (HostAdapterStatus != NULL);
+ ASSERT (TargetStatus != NULL);
+ ASSERT (ScsiIo != NULL);
+ ASSERT (TransferLength != NULL);
+ ASSERT (DataLength <= MAX_UINT32);
+
+ ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));
+ ZeroMem (Cdb, EFI_SCSI_OP_LENGTH_TWELVE);
+
+ CommandPacket.Timeout = Timeout;
+ CommandPacket.InDataBuffer = DataBuffer;
+ CommandPacket.SenseData = SenseData;
+ CommandPacket.InTransferLength = (UINT32) DataLength;
+ CommandPacket.Cdb = Cdb;
+ //
+ // Fill Cdb for Security Protocol In Command
+ //
+ Cdb[0] = EFI_SCSI_OP_SECURITY_PROTOCOL_IN;
+ Cdb[1] = SecurityProtocol;
+ WriteUnaligned16 ((UINT16 *)&Cdb[2], SwapBytes16 (SecurityProtocolSpecific));
+ WriteUnaligned32 ((UINT32 *)&Cdb[6], SwapBytes32 ((UINT32) DataLength));
+
+ if (Inc512) {
+ Cdb[4] = BIT7;
+ }
+
+ CommandPacket.CdbLength = EFI_SCSI_OP_LENGTH_TWELVE;
+ CommandPacket.DataDirection = EFI_SCSI_DATA_IN;
+ CommandPacket.SenseDataLength = *SenseDataLength;
+
+ Status = ScsiIo->ExecuteScsiCommand (ScsiIo,
&CommandPacket, NULL);
+
+ *HostAdapterStatus = CommandPacket.HostAdapterStatus;
+ *TargetStatus = CommandPacket.TargetStatus;
+ *SenseDataLength = CommandPacket.SenseDataLength;
+ *TransferLength = (UINTN) CommandPacket.InTransferLength;
+
+ return Status;
+}
+
+
+/**
+ Execute Security Protocol Out SCSI command on a specific SCSI target.
+
+ Executes the SCSI Security Protocol Out 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.
+
+ 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] SecurityProtocol The Security Protocol to use.
+ @param[in] SecurityProtocolSpecific The Security Protocol Specific
data.
+ @param[in] Inc512 If Inc512 is TRUE, DataLength is
expressed in 512-byte increments.
+ @param[in] DataLength The size in bytes of the transfer
data.
+ @param[in, out] DataBuffer A pointer to a data buffer.
+
+ @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
+ScsiSecurityProtocolOutCommand (
+ 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 UINT8 SecurityProtocol,
+ IN UINT16 SecurityProtocolSpecific,
+ IN BOOLEAN Inc512,
+ IN UINTN DataLength,
+ IN OUT VOID *DataBuffer OPTIONAL
+ )
+{
+ EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;
+ EFI_STATUS Status;
+ UINT8 Cdb[EFI_SCSI_OP_LENGTH_TWELVE];
+
+ ASSERT (SenseDataLength != NULL);
+ ASSERT (HostAdapterStatus != NULL);
+ ASSERT (TargetStatus != NULL);
+ ASSERT (ScsiIo != NULL);
+ ASSERT (DataLength <= MAX_UINT32);
+
+ ZeroMem (&CommandPacket, sizeof (EFI_SCSI_IO_SCSI_REQUEST_PACKET));
+ ZeroMem (Cdb, EFI_SCSI_OP_LENGTH_TWELVE);
+
+ CommandPacket.Timeout = Timeout;
+ CommandPacket.OutDataBuffer = DataBuffer;
+ CommandPacket.SenseData = SenseData;
+ CommandPacket.OutTransferLength = (UINT32) DataLength;
+ CommandPacket.Cdb = Cdb;
+ //
+ // Fill Cdb for Security Protocol Out Command
+ //
+ Cdb[0] = EFI_SCSI_OP_SECURITY_PROTOCOL_OUT;
+ Cdb[1] = SecurityProtocol;
+ WriteUnaligned16 ((UINT16 *)&Cdb[2], SwapBytes16 (SecurityProtocolSpecific));
+ WriteUnaligned32 ((UINT32 *)&Cdb[6], SwapBytes32 ((UINT32) DataLength));
+
+ if (Inc512) {
+ Cdb[4] = BIT7;
+ }
+
+ CommandPacket.CdbLength = EFI_SCSI_OP_LENGTH_TWELVE;
+ CommandPacket.DataDirection = EFI_SCSI_DATA_OUT;
+ CommandPacket.SenseDataLength = *SenseDataLength;
+
+ Status = ScsiIo->ExecuteScsiCommand (ScsiIo,
&CommandPacket, NULL);
+
+ *HostAdapterStatus = CommandPacket.HostAdapterStatus;
+ *TargetStatus = CommandPacket.TargetStatus;
+ *SenseDataLength = CommandPacket.SenseDataLength;
+
+ return Status;
+}
+
+
/**
Internal helper notify function in which update the result of the
non-blocking SCSI Read/Write commands and signal caller event.
--
2.16.2.windows.1
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