diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h')
| -rw-r--r-- | roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h | 1600 |
1 files changed, 1600 insertions, 0 deletions
diff --git a/roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h b/roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h new file mode 100644 index 000000000..ed9bbd6f8 --- /dev/null +++ b/roms/edk2/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h @@ -0,0 +1,1600 @@ +/** @file
+ Header file for SCSI Disk Driver.
+
+Copyright (c) 2004 - 2019, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _SCSI_DISK_H_
+#define _SCSI_DISK_H_
+
+
+#include <Uefi.h>
+
+
+#include <Protocol/ScsiIo.h>
+#include <Protocol/ComponentName.h>
+#include <Protocol/BlockIo.h>
+#include <Protocol/BlockIo2.h>
+#include <Protocol/EraseBlock.h>
+#include <Protocol/DriverBinding.h>
+#include <Protocol/ScsiPassThruExt.h>
+#include <Protocol/ScsiPassThru.h>
+#include <Protocol/DiskInfo.h>
+#include <Protocol/StorageSecurityCommand.h>
+
+
+#include <Library/DebugLib.h>
+#include <Library/UefiDriverEntryPoint.h>
+#include <Library/UefiLib.h>
+#include <Library/BaseMemoryLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/UefiScsiLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/DevicePathLib.h>
+
+#include <IndustryStandard/Scsi.h>
+#include <IndustryStandard/Atapi.h>
+
+#define IS_DEVICE_FIXED(a) (a)->FixedDevice ? 1 : 0
+
+#define IS_ALIGNED(addr, size) (((UINTN) (addr) & (size - 1)) == 0)
+
+#define UFS_WLUN_RPMB 0xC4
+
+typedef struct {
+ UINT32 MaxLbaCnt;
+ UINT32 MaxBlkDespCnt;
+ UINT32 GranularityAlignment;
+} SCSI_UNMAP_PARAM_INFO;
+
+#define SCSI_DISK_DEV_SIGNATURE SIGNATURE_32 ('s', 'c', 'd', 'k')
+
+typedef struct {
+ UINT32 Signature;
+
+ EFI_HANDLE Handle;
+
+ EFI_STORAGE_SECURITY_COMMAND_PROTOCOL StorageSecurity;
+
+ EFI_BLOCK_IO_PROTOCOL BlkIo;
+ EFI_BLOCK_IO2_PROTOCOL BlkIo2;
+ EFI_BLOCK_IO_MEDIA BlkIoMedia;
+ EFI_ERASE_BLOCK_PROTOCOL EraseBlock;
+ EFI_SCSI_IO_PROTOCOL *ScsiIo;
+ UINT8 DeviceType;
+ BOOLEAN FixedDevice;
+ UINT16 Reserved;
+
+ EFI_SCSI_SENSE_DATA *SenseData;
+ UINTN SenseDataNumber;
+ EFI_SCSI_INQUIRY_DATA InquiryData;
+
+ EFI_UNICODE_STRING_TABLE *ControllerNameTable;
+
+ EFI_DISK_INFO_PROTOCOL DiskInfo;
+
+ //
+ // The following fields are only valid for ATAPI/SATA device
+ //
+ UINT32 Channel;
+ UINT32 Device;
+ ATAPI_IDENTIFY_DATA IdentifyData;
+
+ //
+ // Scsi UNMAP command parameters information
+ //
+ SCSI_UNMAP_PARAM_INFO UnmapInfo;
+ BOOLEAN BlockLimitsVpdSupported;
+
+ //
+ // The flag indicates if 16-byte command can be used
+ //
+ BOOLEAN Cdb16Byte;
+
+ //
+ // The queue for asynchronous task requests
+ //
+ LIST_ENTRY AsyncTaskQueue;
+} SCSI_DISK_DEV;
+
+#define SCSI_DISK_DEV_FROM_BLKIO(a) CR (a, SCSI_DISK_DEV, BlkIo, SCSI_DISK_DEV_SIGNATURE)
+#define SCSI_DISK_DEV_FROM_BLKIO2(a) CR (a, SCSI_DISK_DEV, BlkIo2, SCSI_DISK_DEV_SIGNATURE)
+#define SCSI_DISK_DEV_FROM_ERASEBLK(a) CR (a, SCSI_DISK_DEV, EraseBlock, SCSI_DISK_DEV_SIGNATURE)
+#define SCSI_DISK_DEV_FROM_STORSEC(a) CR (a, SCSI_DISK_DEV, StorageSecurity, SCSI_DISK_DEV_SIGNATURE)
+
+#define SCSI_DISK_DEV_FROM_DISKINFO(a) CR (a, SCSI_DISK_DEV, DiskInfo, SCSI_DISK_DEV_SIGNATURE)
+
+//
+// Asynchronous I/O request
+//
+//
+// Private data structure for a BlockIo2 request
+//
+typedef struct {
+ EFI_BLOCK_IO2_TOKEN *Token;
+ //
+ // The flag indicates if the last Scsi Read/Write sub-task for a BlockIo2
+ // request is sent to device
+ //
+ BOOLEAN LastScsiRW;
+
+ //
+ // The queue for Scsi Read/Write sub-tasks of a BlockIo2 request
+ //
+ LIST_ENTRY ScsiRWQueue;
+
+ LIST_ENTRY Link;
+} SCSI_BLKIO2_REQUEST;
+
+//
+// Private data structure for a SCSI Read/Write request
+//
+typedef struct {
+ SCSI_DISK_DEV *ScsiDiskDevice;
+ UINT64 Timeout;
+ EFI_SCSI_SENSE_DATA *SenseData;
+ UINT8 SenseDataLength;
+ UINT8 HostAdapterStatus;
+ UINT8 TargetStatus;
+ UINT8 *InBuffer;
+ UINT8 *OutBuffer;
+ UINT32 DataLength;
+ UINT64 StartLba;
+ UINT32 SectorCount;
+ UINT8 TimesRetry;
+
+ //
+ // The BlockIo2 request this SCSI command belongs to
+ //
+ SCSI_BLKIO2_REQUEST *BlkIo2Req;
+
+ LIST_ENTRY Link;
+} SCSI_ASYNC_RW_REQUEST;
+
+//
+// Private data structure for an EraseBlock request
+//
+typedef struct {
+ EFI_ERASE_BLOCK_TOKEN *Token;
+
+ EFI_SCSI_IO_SCSI_REQUEST_PACKET CommandPacket;
+
+ LIST_ENTRY Link;
+} SCSI_ERASEBLK_REQUEST;
+
+//
+// Global Variables
+//
+extern EFI_DRIVER_BINDING_PROTOCOL gScsiDiskDriverBinding;
+extern EFI_COMPONENT_NAME_PROTOCOL gScsiDiskComponentName;
+extern EFI_COMPONENT_NAME2_PROTOCOL gScsiDiskComponentName2;
+//
+// action code used in detect media process
+//
+#define ACTION_NO_ACTION 0x00
+#define ACTION_READ_CAPACITY 0x01
+#define ACTION_RETRY_COMMAND_LATER 0x02
+#define ACTION_RETRY_WITH_BACKOFF_ALGO 0x03
+
+#define SCSI_COMMAND_VERSION_1 0x01
+#define SCSI_COMMAND_VERSION_2 0x02
+#define SCSI_COMMAND_VERSION_3 0x03
+
+//
+// SCSI Disk Timeout Experience Value
+//
+// As ScsiDisk and ScsiBus driver are used to manage SCSI or ATAPI devices, the timeout
+// value is updated to 30s to follow ATA/ATAPI spec in which the device may take up to 30s
+// to respond command.
+//
+#define SCSI_DISK_TIMEOUT EFI_TIMER_PERIOD_SECONDS (30)
+
+/**
+ Test to see if this driver supports ControllerHandle.
+
+ This service is called by the EFI boot service ConnectController(). In order
+ to make drivers as small as possible, there are a few calling restrictions for
+ this service. ConnectController() must follow these calling restrictions.
+ If any other agent wishes to call Supported() it must also follow these
+ calling restrictions.
+
+ @param This Protocol instance pointer.
+ @param ControllerHandle Handle of device to test
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver supports this device
+ @retval EFI_ALREADY_STARTED This driver is already running on this device
+ @retval other This driver does not support this device
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskDriverBindingSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
+ );
+
+/**
+ Start this driver on ControllerHandle.
+
+ This service is called by the EFI boot service ConnectController(). In order
+ to make drivers as small as possible, there are a few calling restrictions for
+ this service. ConnectController() must follow these calling restrictions. If
+ any other agent wishes to call Start() it must also follow these calling
+ restrictions.
+
+ @param This Protocol instance pointer.
+ @param ControllerHandle Handle of device to bind driver to
+ @param RemainingDevicePath Optional parameter use to pick a specific child
+ device to start.
+
+ @retval EFI_SUCCESS This driver is added to ControllerHandle
+ @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
+ @retval other This driver does not support this device
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskDriverBindingStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
+ );
+
+/**
+ Stop this driver on ControllerHandle.
+
+ This service is called by the EFI boot service DisconnectController().
+ In order to make drivers as small as possible, there are a few calling
+ restrictions for this service. DisconnectController() must follow these
+ calling restrictions. If any other agent wishes to call Stop() it must
+ also follow these calling restrictions.
+
+ @param This Protocol instance pointer.
+ @param ControllerHandle Handle of device to stop driver on
+ @param NumberOfChildren Number of Handles in ChildHandleBuffer. If number of
+ children is zero stop the entire bus driver.
+ @param ChildHandleBuffer List of Child Handles to Stop.
+
+ @retval EFI_SUCCESS This driver is removed ControllerHandle
+ @retval other This driver was not removed from this device
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskDriverBindingStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE Controller,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer OPTIONAL
+ );
+
+//
+// EFI Component Name Functions
+//
+/**
+ Retrieves a Unicode string that is the user readable name of the driver.
+
+ This function retrieves the user readable name of a driver in the form of a
+ Unicode string. If the driver specified by This has a user readable name in
+ the language specified by Language, then a pointer to the driver name is
+ returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
+ by This does not support the language specified by Language,
+ then EFI_UNSUPPORTED is returned.
+
+ @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param Language A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified
+ in RFC 4646 or ISO 639-2 language code format.
+
+ @param DriverName A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ driver specified by This in the language
+ specified by Language.
+
+ @retval EFI_SUCCESS The Unicode string for the Driver specified by
+ This and the language specified by Language was
+ returned in DriverName.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER DriverName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskComponentNameGetDriverName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
+ );
+
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param ControllerHandle The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param ChildHandle The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param Language A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param ControllerName A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
+/**
+ Reset SCSI Disk.
+
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL
+ @param ExtendedVerification The flag about if extend verificate
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+ @return EFI_STATUS is returned from EFI_SCSI_IO_PROTOCOL.ResetDevice().
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskReset (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+
+/**
+ The function is to Read Block from SCSI Disk.
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL.
+ @param MediaId The Id of Media detected
+ @param Lba The logic block address
+ @param BufferSize The size of Buffer
+ @param Buffer The buffer to fill the read out data
+
+ @retval EFI_SUCCESS Successfully to read out block.
+ @retval EFI_DEVICE_ERROR Fail to detect media.
+ @retval EFI_NO_MEDIA Media is not present.
+ @retval EFI_MEDIA_CHANGED Media has changed.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER Invalid parameter passed in.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskReadBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+
+/**
+ The function is to Write Block to SCSI Disk.
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL
+ @param MediaId The Id of Media detected
+ @param Lba The logic block address
+ @param BufferSize The size of Buffer
+ @param Buffer The buffer to fill the read out data
+
+ @retval EFI_SUCCESS Successfully to read out block.
+ @retval EFI_WRITE_PROTECTED The device can not be written to.
+ @retval EFI_DEVICE_ERROR Fail to detect media.
+ @retval EFI_NO_MEDIA Media is not present.
+ @retval EFI_MEDIA_CHANGED Media has changed.
+ @retval EFI_BAD_BUFFER_SIZE The Buffer was not a multiple of the block size of the device.
+ @retval EFI_INVALID_PARAMETER Invalid parameter passed in.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskWriteBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN UINTN BufferSize,
+ IN VOID *Buffer
+ );
+
+
+/**
+ Flush Block to Disk.
+
+ EFI_SUCCESS is returned directly.
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL
+
+ @retval EFI_SUCCESS All outstanding data was written to the device
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskFlushBlocks (
+ IN EFI_BLOCK_IO_PROTOCOL *This
+ );
+
+
+/**
+ Reset SCSI Disk.
+
+ @param This The pointer of EFI_BLOCK_IO2_PROTOCOL.
+ @param ExtendedVerification The flag about if extend verificate.
+
+ @retval EFI_SUCCESS The device was reset.
+ @retval EFI_DEVICE_ERROR The device is not functioning properly and could
+ not be reset.
+ @return EFI_STATUS is returned from EFI_SCSI_IO_PROTOCOL.ResetDevice().
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskResetEx (
+ IN EFI_BLOCK_IO2_PROTOCOL *This,
+ IN BOOLEAN ExtendedVerification
+ );
+
+/**
+ The function is to Read Block from SCSI Disk.
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL.
+ @param MediaId The Id of Media detected.
+ @param Lba The logic block address.
+ @param Token A pointer to the token associated with the transaction.
+ @param BufferSize The size of Buffer.
+ @param Buffer The buffer to fill the read out data.
+
+ @retval EFI_SUCCESS The read request was queued if Token-> Event is
+ not NULL. The data was read correctly from the
+ device if theToken-> Event is NULL.
+ @retval EFI_DEVICE_ERROR The device reported an error while attempting
+ to perform the read operation.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+ @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of
+ the intrinsic block size of the device.
+ @retval EFI_INVALID_PARAMETER The read request contains LBAs that are not
+ valid, or the buffer is not on proper
+ alignment.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a
+ lack of resources.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskReadBlocksEx (
+ IN EFI_BLOCK_IO2_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN OUT EFI_BLOCK_IO2_TOKEN *Token,
+ IN UINTN BufferSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ The function is to Write Block to SCSI Disk.
+
+ @param This The pointer of EFI_BLOCK_IO_PROTOCOL.
+ @param MediaId The Id of Media detected.
+ @param Lba The logic block address.
+ @param Token A pointer to the token associated with the transaction.
+ @param BufferSize The size of Buffer.
+ @param Buffer The buffer to fill the read out data.
+
+ @retval EFI_SUCCESS The data were written correctly to the device.
+ @retval EFI_WRITE_PROTECTED The device cannot be written to.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+ @retval EFI_DEVICE_ERROR The device reported an error while attempting
+ to perform the write operation.
+ @retval EFI_BAD_BUFFER_SIZE The BufferSize parameter is not a multiple of
+ the intrinsic block size of the device.
+ @retval EFI_INVALID_PARAMETER The write request contains LBAs that are not
+ valid, or the buffer is not on proper
+ alignment.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskWriteBlocksEx (
+ IN EFI_BLOCK_IO2_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN OUT EFI_BLOCK_IO2_TOKEN *Token,
+ IN UINTN BufferSize,
+ IN VOID *Buffer
+ );
+
+/**
+ Flush the Block Device.
+
+ @param This Indicates a pointer to the calling context.
+ @param Token A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS All outstanding data was written to the device.
+ @retval EFI_DEVICE_ERROR The device reported an error while attempting to
+ write data.
+ @retval EFI_WRITE_PROTECTED The device cannot be written to.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskFlushBlocksEx (
+ IN EFI_BLOCK_IO2_PROTOCOL *This,
+ IN OUT EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Erase a specified number of device blocks.
+
+ @param[in] This Indicates a pointer to the calling context.
+ @param[in] MediaId The media ID that the erase request is for.
+ @param[in] Lba The starting logical block address to be
+ erased. The caller is responsible for erasing
+ only legitimate locations.
+ @param[in, out] Token A pointer to the token associated with the
+ transaction.
+ @param[in] Size The size in bytes to be erased. This must be
+ a multiple of the physical block size of the
+ device.
+
+ @retval EFI_SUCCESS The erase request was queued if Event is not
+ NULL. The data was erased correctly to the
+ device if the Event is NULL.to the device.
+ @retval EFI_WRITE_PROTECTED The device cannot be erased due to write
+ protection.
+ @retval EFI_DEVICE_ERROR The device reported an error while attempting
+ to perform the erase operation.
+ @retval EFI_INVALID_PARAMETER The erase request contains LBAs that are not
+ valid.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskEraseBlocks (
+ IN EFI_ERASE_BLOCK_PROTOCOL *This,
+ IN UINT32 MediaId,
+ IN EFI_LBA Lba,
+ IN OUT EFI_ERASE_BLOCK_TOKEN *Token,
+ IN UINTN Size
+ );
+
+
+/**
+ Send a security protocol command to a device that receives data and/or the result
+ of one or more commands sent by SendData.
+
+ The ReceiveData function sends a security protocol command to the given MediaId.
+ The security protocol command sent is defined by SecurityProtocolId and contains
+ the security protocol specific data SecurityProtocolSpecificData. The function
+ returns the data from the security protocol command in PayloadBuffer.
+
+ For devices supporting the SCSI command set, the security protocol command is sent
+ using the SECURITY PROTOCOL IN command defined in SPC-4.
+
+ If PayloadBufferSize is too small to store the available data from the security
+ protocol command, the function shall copy PayloadBufferSize bytes into the
+ PayloadBuffer and return EFI_WARN_BUFFER_TOO_SMALL.
+
+ If PayloadBuffer or PayloadTransferSize is NULL and PayloadBufferSize is non-zero,
+ the function shall return EFI_INVALID_PARAMETER.
+
+ If the given MediaId does not support security protocol commands, the function shall
+ return EFI_UNSUPPORTED. If there is no media in the device, the function returns
+ EFI_NO_MEDIA. If the MediaId is not the ID for the current media in the device,
+ the function returns EFI_MEDIA_CHANGED.
+
+ If the security protocol fails to complete within the Timeout period, the function
+ shall return EFI_TIMEOUT.
+
+ If the security protocol command completes without an error, the function shall
+ return EFI_SUCCESS. If the security protocol command completes with an error, the
+ function shall return EFI_DEVICE_ERROR.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId ID of the medium to receive data from.
+ @param Timeout The timeout, in 100ns units, to use for the execution
+ of the security protocol command. A Timeout value of 0
+ means that this function will wait indefinitely for the
+ security protocol command to execute. If Timeout is greater
+ than zero, then this function will return EFI_TIMEOUT if the
+ time required to execute the receive data command is greater than Timeout.
+ @param SecurityProtocolId The value of the "Security Protocol" parameter of
+ the security protocol command to be sent.
+ @param SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter
+ of the security protocol command to be sent.
+ @param PayloadBufferSize Size in bytes of the payload data buffer.
+ @param PayloadBuffer A pointer to a destination buffer to store the security
+ protocol command specific payload data for the security
+ protocol command. The caller is responsible for having
+ either implicit or explicit ownership of the buffer.
+ @param PayloadTransferSize A pointer to a buffer to store the size in bytes of the
+ data written to the payload data buffer.
+
+ @retval EFI_SUCCESS The security protocol command completed successfully.
+ @retval EFI_WARN_BUFFER_TOO_SMALL The PayloadBufferSize was too small to store the available
+ data from the device. The PayloadBuffer contains the truncated data.
+ @retval EFI_UNSUPPORTED The given MediaId does not support security protocol commands.
+ @retval EFI_DEVICE_ERROR The security protocol command completed with an error.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+ @retval EFI_INVALID_PARAMETER The PayloadBuffer or PayloadTransferSize is NULL and
+ PayloadBufferSize is non-zero.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the security
+ protocol command to execute.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskReceiveData (
+ IN EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *This,
+ IN UINT32 MediaId OPTIONAL,
+ IN UINT64 Timeout,
+ IN UINT8 SecurityProtocolId,
+ IN UINT16 SecurityProtocolSpecificData,
+ IN UINTN PayloadBufferSize,
+ OUT VOID *PayloadBuffer,
+ OUT UINTN *PayloadTransferSize
+ );
+
+/**
+ Send a security protocol command to a device.
+
+ The SendData function sends a security protocol command containing the payload
+ PayloadBuffer to the given MediaId. The security protocol command sent is
+ defined by SecurityProtocolId and contains the security protocol specific data
+ SecurityProtocolSpecificData. If the underlying protocol command requires a
+ specific padding for the command payload, the SendData function shall add padding
+ bytes to the command payload to satisfy the padding requirements.
+
+ For devices supporting the SCSI command set, the security protocol command is sent
+ using the SECURITY PROTOCOL OUT command defined in SPC-4.
+
+ If PayloadBuffer is NULL and PayloadBufferSize is non-zero, the function shall
+ return EFI_INVALID_PARAMETER.
+
+ If the given MediaId does not support security protocol commands, the function
+ shall return EFI_UNSUPPORTED. If there is no media in the device, the function
+ returns EFI_NO_MEDIA. If the MediaId is not the ID for the current media in the
+ device, the function returns EFI_MEDIA_CHANGED.
+
+ If the security protocol fails to complete within the Timeout period, the function
+ shall return EFI_TIMEOUT.
+
+ If the security protocol command completes without an error, the function shall return
+ EFI_SUCCESS. If the security protocol command completes with an error, the function
+ shall return EFI_DEVICE_ERROR.
+
+ @param This Indicates a pointer to the calling context.
+ @param MediaId ID of the medium to receive data from.
+ @param Timeout The timeout, in 100ns units, to use for the execution
+ of the security protocol command. A Timeout value of 0
+ means that this function will wait indefinitely for the
+ security protocol command to execute. If Timeout is greater
+ than zero, then this function will return EFI_TIMEOUT if the
+ time required to execute the receive data command is greater than Timeout.
+ @param SecurityProtocolId The value of the "Security Protocol" parameter of
+ the security protocol command to be sent.
+ @param SecurityProtocolSpecificData The value of the "Security Protocol Specific" parameter
+ of the security protocol command to be sent.
+ @param PayloadBufferSize Size in bytes of the payload data buffer.
+ @param PayloadBuffer A pointer to a destination buffer to store the security
+ protocol command specific payload data for the security
+ protocol command.
+
+ @retval EFI_SUCCESS The security protocol command completed successfully.
+ @retval EFI_UNSUPPORTED The given MediaId does not support security protocol commands.
+ @retval EFI_DEVICE_ERROR The security protocol command completed with an error.
+ @retval EFI_NO_MEDIA There is no media in the device.
+ @retval EFI_MEDIA_CHANGED The MediaId is not for the current media.
+ @retval EFI_INVALID_PARAMETER The PayloadBuffer is NULL and PayloadBufferSize is non-zero.
+ @retval EFI_TIMEOUT A timeout occurred while waiting for the security
+ protocol command to execute.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskSendData (
+ IN EFI_STORAGE_SECURITY_COMMAND_PROTOCOL *This,
+ IN UINT32 MediaId OPTIONAL,
+ IN UINT64 Timeout,
+ IN UINT8 SecurityProtocolId,
+ IN UINT16 SecurityProtocolSpecificData,
+ IN UINTN PayloadBufferSize,
+ OUT VOID *PayloadBuffer
+ );
+
+
+/**
+ Provides inquiry information for the controller type.
+
+ This function is used by the IDE bus driver to get inquiry data. Data format
+ of Identify data is defined by the Interface GUID.
+
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
+ @param[in, out] InquiryData Pointer to a buffer for the inquiry data.
+ @param[in, out] InquiryDataSize Pointer to the value for the inquiry data size.
+
+ @retval EFI_SUCCESS The command was accepted without any errors.
+ @retval EFI_NOT_FOUND Device does not support this data class
+ @retval EFI_DEVICE_ERROR Error reading InquiryData from device
+ @retval EFI_BUFFER_TOO_SMALL InquiryDataSize not big enough
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskInfoInquiry (
+ IN EFI_DISK_INFO_PROTOCOL *This,
+ IN OUT VOID *InquiryData,
+ IN OUT UINT32 *InquiryDataSize
+ );
+
+
+/**
+ Provides identify information for the controller type.
+
+ This function is used by the IDE bus driver to get identify data. Data format
+ of Identify data is defined by the Interface GUID.
+
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL
+ instance.
+ @param[in, out] IdentifyData Pointer to a buffer for the identify data.
+ @param[in, out] IdentifyDataSize Pointer to the value for the identify data
+ size.
+
+ @retval EFI_SUCCESS The command was accepted without any errors.
+ @retval EFI_NOT_FOUND Device does not support this data class
+ @retval EFI_DEVICE_ERROR Error reading IdentifyData from device
+ @retval EFI_BUFFER_TOO_SMALL IdentifyDataSize not big enough
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskInfoIdentify (
+ IN EFI_DISK_INFO_PROTOCOL *This,
+ IN OUT VOID *IdentifyData,
+ IN OUT UINT32 *IdentifyDataSize
+ );
+
+
+/**
+ Provides sense data information for the controller type.
+
+ This function is used by the IDE bus driver to get sense data.
+ Data format of Sense data is defined by the Interface GUID.
+
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
+ @param[in, out] SenseData Pointer to the SenseData.
+ @param[in, out] SenseDataSize Size of SenseData in bytes.
+ @param[out] SenseDataNumber Pointer to the value for the sense data size.
+
+ @retval EFI_SUCCESS The command was accepted without any errors.
+ @retval EFI_NOT_FOUND Device does not support this data class.
+ @retval EFI_DEVICE_ERROR Error reading SenseData from device.
+ @retval EFI_BUFFER_TOO_SMALL SenseDataSize not big enough.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskInfoSenseData (
+ IN EFI_DISK_INFO_PROTOCOL *This,
+ IN OUT VOID *SenseData,
+ IN OUT UINT32 *SenseDataSize,
+ OUT UINT8 *SenseDataNumber
+ );
+
+/**
+ This function is used by the IDE bus driver to get controller information.
+
+ @param[in] This Pointer to the EFI_DISK_INFO_PROTOCOL instance.
+ @param[out] IdeChannel Pointer to the Ide Channel number. Primary or secondary.
+ @param[out] IdeDevice Pointer to the Ide Device number. Master or slave.
+
+ @retval EFI_SUCCESS IdeChannel and IdeDevice are valid.
+ @retval EFI_UNSUPPORTED This is not an IDE device.
+
+**/
+EFI_STATUS
+EFIAPI
+ScsiDiskInfoWhichIde (
+ IN EFI_DISK_INFO_PROTOCOL *This,
+ OUT UINT32 *IdeChannel,
+ OUT UINT32 *IdeDevice
+ );
+
+
+/**
+ Detect Device and read out capacity ,if error occurs, parse the sense key.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param MustReadCapacity The flag about reading device capacity
+ @param MediaChange The pointer of flag indicates if media has changed
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to detect media
+
+**/
+EFI_STATUS
+ScsiDiskDetectMedia (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN BOOLEAN MustReadCapacity,
+ OUT BOOLEAN *MediaChange
+ );
+
+/**
+ To test device.
+
+ When Test Unit Ready command succeeds, retrieve Sense Keys via Request Sense;
+ When Test Unit Ready command encounters any error caused by host adapter or
+ target, return error without retrieving Sense Keys.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param NeedRetry The pointer of flag indicates try again
+ @param SenseDataArray The pointer of an array of sense data
+ @param NumberOfSenseKeys The pointer of the number of sense data array
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to test unit
+
+**/
+EFI_STATUS
+ScsiDiskTestUnitReady (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ OUT EFI_SCSI_SENSE_DATA **SenseDataArray,
+ OUT UINTN *NumberOfSenseKeys
+ );
+
+
+/**
+ Parsing Sense Keys which got from request sense command.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param NumberOfSenseKeys The number of sense key
+ @param Action The pointer of action which indicates what is need to do next
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to complete the parsing
+
+**/
+EFI_STATUS
+DetectMediaParsingSenseKeys (
+ OUT SCSI_DISK_DEV *ScsiDiskDevice,
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN NumberOfSenseKeys,
+ OUT UINTN *Action
+ );
+
+
+/**
+ Send read capacity command to device and get the device parameter.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param NeedRetry The pointer of flag indicates if need a retry
+ @param SenseDataArray The pointer of an array of sense data
+ @param NumberOfSenseKeys The number of sense key
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to read capacity
+
+**/
+EFI_STATUS
+ScsiDiskReadCapacity (
+ IN OUT SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ OUT EFI_SCSI_SENSE_DATA **SenseDataArray,
+ OUT UINTN *NumberOfSenseKeys
+ );
+
+/**
+ Check the HostAdapter status and re-interpret it in EFI_STATUS.
+
+ @param HostAdapterStatus Host Adapter status
+
+ @retval EFI_SUCCESS Host adapter is OK.
+ @retval EFI_TIMEOUT Timeout.
+ @retval EFI_NOT_READY Adapter NOT ready.
+ @retval EFI_DEVICE_ERROR Adapter device error.
+
+**/
+EFI_STATUS
+CheckHostAdapterStatus (
+ IN UINT8 HostAdapterStatus
+ );
+
+
+/**
+ Check the target status and re-interpret it in EFI_STATUS.
+
+ @param TargetStatus Target status
+
+ @retval EFI_NOT_READY Device is NOT ready.
+ @retval EFI_DEVICE_ERROR
+ @retval EFI_SUCCESS
+
+**/
+EFI_STATUS
+CheckTargetStatus (
+ IN UINT8 TargetStatus
+ );
+
+/**
+ Retrieve all sense keys from the device.
+
+ When encountering error during the process, if retrieve sense keys before
+ error encountered, it returns the sense keys with return status set to EFI_SUCCESS,
+ and NeedRetry set to FALSE; otherwise, return the proper return status.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param NeedRetry The pointer of flag indicates if need a retry
+ @param SenseDataArray The pointer of an array of sense data
+ @param NumberOfSenseKeys The number of sense key
+ @param AskResetIfError The flag indicates if need reset when error occurs
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to request sense key
+
+**/
+EFI_STATUS
+ScsiDiskRequestSenseKeys (
+ IN OUT SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ OUT EFI_SCSI_SENSE_DATA **SenseDataArray,
+ OUT UINTN *NumberOfSenseKeys,
+ IN BOOLEAN AskResetIfError
+ );
+
+/**
+ Send out Inquiry command to Device.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param NeedRetry Indicates if needs try again when error happens
+
+ @retval EFI_DEVICE_ERROR Indicates that error occurs
+ @retval EFI_SUCCESS Successfully to detect media
+
+**/
+EFI_STATUS
+ScsiDiskInquiryDevice (
+ IN OUT SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry
+ );
+
+/**
+ Parse Inquiry data.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+
+**/
+VOID
+ParseInquiryData (
+ IN OUT SCSI_DISK_DEV *ScsiDiskDevice
+ );
+
+/**
+ Read sector from SCSI Disk.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param Buffer The buffer to fill in the read out data
+ @param Lba Logic block address
+ @param NumberOfBlocks The number of blocks to read
+
+ @retval EFI_DEVICE_ERROR Indicates a device error.
+ @retval EFI_SUCCESS Operation is successful.
+
+**/
+EFI_STATUS
+ScsiDiskReadSectors (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT VOID *Buffer,
+ IN EFI_LBA Lba,
+ IN UINTN NumberOfBlocks
+ );
+
+/**
+ Write sector to SCSI Disk.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param Buffer The buffer of data to be written into SCSI Disk
+ @param Lba Logic block address
+ @param NumberOfBlocks The number of blocks to read
+
+ @retval EFI_DEVICE_ERROR Indicates a device error.
+ @retval EFI_SUCCESS Operation is successful.
+
+**/
+EFI_STATUS
+ScsiDiskWriteSectors (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN VOID *Buffer,
+ IN EFI_LBA Lba,
+ IN UINTN NumberOfBlocks
+ );
+
+/**
+ Asynchronously read sector from SCSI Disk.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.
+ @param Buffer The buffer to fill in the read out data.
+ @param Lba Logic block address.
+ @param NumberOfBlocks The number of blocks to read.
+ @param Token A pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_INVALID_PARAMETER Token is NULL or Token->Event is NULL.
+ @retval EFI_DEVICE_ERROR Indicates a device error.
+ @retval EFI_SUCCESS Operation is successful.
+
+**/
+EFI_STATUS
+ScsiDiskAsyncReadSectors (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT VOID *Buffer,
+ IN EFI_LBA Lba,
+ IN UINTN NumberOfBlocks,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Asynchronously write sector to SCSI Disk.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.
+ @param Buffer The buffer of data to be written into SCSI Disk.
+ @param Lba Logic block address.
+ @param NumberOfBlocks The number of blocks to read.
+ @param Token A pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_INVALID_PARAMETER Token is NULL or Token->Event is NULL
+ @retval EFI_DEVICE_ERROR Indicates a device error.
+ @retval EFI_SUCCESS Operation is successful.
+
+**/
+EFI_STATUS
+ScsiDiskAsyncWriteSectors (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN VOID *Buffer,
+ IN EFI_LBA Lba,
+ IN UINTN NumberOfBlocks,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Submit Read(10) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens
+ @param Timeout The time to complete the command
+ @param DataBuffer The buffer to fill with the read out data
+ @param DataLength The length of buffer
+ @param StartLba The start logic block address
+ @param SectorCount The number of blocks to read
+
+ @return EFI_STATUS is returned by calling ScsiRead10Command().
+**/
+EFI_STATUS
+ScsiDiskRead10 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ IN UINT64 Timeout,
+ OUT UINT8 *DataBuffer,
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorCount
+ );
+
+/**
+ Submit Write(10) Command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens
+ @param Timeout The time to complete the command
+ @param DataBuffer The buffer to fill with the read out data
+ @param DataLength The length of buffer
+ @param StartLba The start logic block address
+ @param SectorCount The number of blocks to write
+
+ @return EFI_STATUS is returned by calling ScsiWrite10Command().
+
+**/
+EFI_STATUS
+ScsiDiskWrite10 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ IN UINT64 Timeout,
+ IN UINT8 *DataBuffer,
+ IN OUT UINT32 *DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorCount
+ );
+
+/**
+ Submit Read(16) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens
+ @param Timeout The time to complete the command
+ @param DataBuffer The buffer to fill with the read out data
+ @param DataLength The length of buffer
+ @param StartLba The start logic block address
+ @param SectorCount The number of blocks to read
+
+ @return EFI_STATUS is returned by calling ScsiRead16Command().
+**/
+EFI_STATUS
+ScsiDiskRead16 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ IN UINT64 Timeout,
+ OUT UINT8 *DataBuffer,
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorCount
+ );
+
+/**
+ Submit Write(16) Command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice
+ @param NeedRetry The pointer of flag indicates if needs retry if error happens
+ @param Timeout The time to complete the command
+ @param DataBuffer The buffer to fill with the read out data
+ @param DataLength The length of buffer
+ @param StartLba The start logic block address
+ @param SectorCount The number of blocks to write
+
+ @return EFI_STATUS is returned by calling ScsiWrite16Command().
+
+**/
+EFI_STATUS
+ScsiDiskWrite16 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ OUT BOOLEAN *NeedRetry,
+ IN UINT64 Timeout,
+ IN UINT8 *DataBuffer,
+ IN OUT UINT32 *DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorCount
+ );
+
+/**
+ Submit Async Read(10) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice.
+ @param Timeout The time to complete the command.
+ @param TimesRetry The number of times the command has been retried.
+ @param DataBuffer The buffer to fill with the read out data.
+ @param DataLength The length of buffer.
+ @param StartLba The start logic block address.
+ @param SectorCount The number of blocks to read.
+ @param BlkIo2Req The upstream BlockIo2 request.
+ @param Token The pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a
+ lack of resources.
+ @return others Status returned by calling
+ ScsiRead10CommandEx().
+
+**/
+EFI_STATUS
+ScsiDiskAsyncRead10 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN UINT64 Timeout,
+ IN UINT8 TimesRetry,
+ OUT UINT8 *DataBuffer,
+ IN UINT32 DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorCount,
+ IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Submit Async Write(10) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice.
+ @param Timeout The time to complete the command.
+ @param TimesRetry The number of times the command has been retried.
+ @param DataBuffer The buffer contains the data to write.
+ @param DataLength The length of buffer.
+ @param StartLba The start logic block address.
+ @param SectorCount The number of blocks to write.
+ @param BlkIo2Req The upstream BlockIo2 request.
+ @param Token The pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a
+ lack of resources.
+ @return others Status returned by calling
+ ScsiWrite10CommandEx().
+
+**/
+EFI_STATUS
+ScsiDiskAsyncWrite10 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN UINT64 Timeout,
+ IN UINT8 TimesRetry,
+ IN UINT8 *DataBuffer,
+ IN UINT32 DataLength,
+ IN UINT32 StartLba,
+ IN UINT32 SectorCount,
+ IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Submit Async Read(16) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice.
+ @param Timeout The time to complete the command.
+ @param TimesRetry The number of times the command has been retried.
+ @param DataBuffer The buffer to fill with the read out data.
+ @param DataLength The length of buffer.
+ @param StartLba The start logic block address.
+ @param SectorCount The number of blocks to read.
+ @param BlkIo2Req The upstream BlockIo2 request.
+ @param Token The pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a
+ lack of resources.
+ @return others Status returned by calling
+ ScsiRead16CommandEx().
+
+**/
+EFI_STATUS
+ScsiDiskAsyncRead16 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN UINT64 Timeout,
+ IN UINT8 TimesRetry,
+ OUT UINT8 *DataBuffer,
+ IN UINT32 DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorCount,
+ IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Submit Async Write(16) command.
+
+ @param ScsiDiskDevice The pointer of ScsiDiskDevice.
+ @param Timeout The time to complete the command.
+ @param TimesRetry The number of times the command has been retried.
+ @param DataBuffer The buffer contains the data to write.
+ @param DataLength The length of buffer.
+ @param StartLba The start logic block address.
+ @param SectorCount The number of blocks to write.
+ @param BlkIo2Req The upstream BlockIo2 request.
+ @param Token The pointer to the token associated with the
+ non-blocking read request.
+
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a
+ lack of resources.
+ @return others Status returned by calling
+ ScsiWrite16CommandEx().
+
+**/
+EFI_STATUS
+ScsiDiskAsyncWrite16 (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN UINT64 Timeout,
+ IN UINT8 TimesRetry,
+ IN UINT8 *DataBuffer,
+ IN UINT32 DataLength,
+ IN UINT64 StartLba,
+ IN UINT32 SectorCount,
+ IN OUT SCSI_BLKIO2_REQUEST *BlkIo2Req,
+ IN EFI_BLOCK_IO2_TOKEN *Token
+ );
+
+/**
+ Get information from media read capacity command.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+ @param Capacity10 The pointer of EFI_SCSI_DISK_CAPACITY_DATA
+ @param Capacity16 The pointer of EFI_SCSI_DISK_CAPACITY_DATA16
+**/
+VOID
+GetMediaInfo (
+ IN OUT SCSI_DISK_DEV *ScsiDiskDevice,
+ IN EFI_SCSI_DISK_CAPACITY_DATA *Capacity10,
+ IN EFI_SCSI_DISK_CAPACITY_DATA16 *Capacity16
+ );
+
+/**
+ Check sense key to find if media presents.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+
+ @retval TRUE NOT any media
+ @retval FALSE Media presents
+**/
+BOOLEAN
+ScsiDiskIsNoMedia (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Parse sense key.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+
+ @retval TRUE Error
+ @retval FALSE NOT error
+
+**/
+BOOLEAN
+ScsiDiskIsMediaError (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Check sense key to find if hardware error happens.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+
+ @retval TRUE Hardware error exits.
+ @retval FALSE NO error.
+
+**/
+BOOLEAN
+ScsiDiskIsHardwareError (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Check sense key to find if media has changed.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+
+ @retval TRUE Media is changed.
+ @retval FALSE Media is NOT changed.
+**/
+BOOLEAN
+ScsiDiskIsMediaChange (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Check sense key to find if reset happens.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+
+ @retval TRUE It is reset before.
+ @retval FALSE It is NOT reset before.
+
+**/
+BOOLEAN
+ScsiDiskIsResetBefore (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Check sense key to find if the drive is ready.
+
+ @param SenseData The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts The number of sense key
+ @param RetryLater The flag means if need a retry
+
+ @retval TRUE Drive is ready.
+ @retval FALSE Drive is NOT ready.
+
+**/
+BOOLEAN
+ScsiDiskIsDriveReady (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts,
+ OUT BOOLEAN *RetryLater
+ );
+
+/**
+ Check sense key to find if it has sense key.
+
+ @param SenseData - The pointer of EFI_SCSI_SENSE_DATA
+ @param SenseCounts - The number of sense key
+
+ @retval TRUE It has sense key.
+ @retval FALSE It has NOT any sense key.
+
+**/
+BOOLEAN
+ScsiDiskHaveSenseKey (
+ IN EFI_SCSI_SENSE_DATA *SenseData,
+ IN UINTN SenseCounts
+ );
+
+/**
+ Release resource about disk device.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV
+
+**/
+VOID
+ReleaseScsiDiskDeviceResources (
+ IN SCSI_DISK_DEV *ScsiDiskDevice
+ );
+
+/**
+ Determine if Block Io should be produced.
+
+
+ @param ChildHandle Child Handle to retrieve Parent information.
+
+ @retval TRUE Should produce Block Io.
+ @retval FALSE Should not produce Block Io.
+
+**/
+BOOLEAN
+DetermineInstallBlockIo (
+ IN EFI_HANDLE ChildHandle
+ );
+
+/**
+ Initialize the installation of DiskInfo protocol.
+
+ This function prepares for the installation of DiskInfo protocol on the child handle.
+ By default, it installs DiskInfo protocol with SCSI interface GUID. If it further
+ detects that the physical device is an ATAPI/AHCI device, it then updates interface GUID
+ to be IDE/AHCI interface GUID.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.
+ @param ChildHandle Child handle to install DiskInfo protocol.
+
+**/
+VOID
+InitializeInstallDiskInfo (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN EFI_HANDLE ChildHandle
+ );
+
+/**
+ Search protocol database and check to see if the protocol
+ specified by ProtocolGuid is present on a ControllerHandle and opened by
+ ChildHandle with an attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.
+ If the ControllerHandle is found, then the protocol specified by ProtocolGuid
+ will be opened on it.
+
+
+ @param ProtocolGuid ProtocolGuid pointer.
+ @param ChildHandle Child Handle to retrieve Parent information.
+
+**/
+VOID *
+EFIAPI
+GetParentProtocol (
+ IN EFI_GUID *ProtocolGuid,
+ IN EFI_HANDLE ChildHandle
+ );
+
+/**
+ Determine if EFI Erase Block Protocol should be produced.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.
+ @param ChildHandle Handle of device.
+
+ @retval TRUE Should produce EFI Erase Block Protocol.
+ @retval FALSE Should not produce EFI Erase Block Protocol.
+
+**/
+BOOLEAN
+DetermineInstallEraseBlock (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN EFI_HANDLE ChildHandle
+ );
+
+/**
+ Determine if EFI Storage Security Command Protocol should be produced.
+
+ @param ScsiDiskDevice The pointer of SCSI_DISK_DEV.
+ @param ChildHandle Handle of device.
+
+ @retval TRUE Should produce EFI Storage Security Command Protocol.
+ @retval FALSE Should not produce EFI Storage Security Command Protocol.
+
+**/
+BOOLEAN
+DetermineInstallStorageSecurity (
+ IN SCSI_DISK_DEV *ScsiDiskDevice,
+ IN EFI_HANDLE ChildHandle
+ );
+
+#endif
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