mirror of https://github.com/acidanthera/audk.git
807 lines
17 KiB
C
807 lines
17 KiB
C
/*++
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Copyright (c) 2004 - 2007, Intel Corporation
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All rights reserved. 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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Module Name:
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ScsiDisk.h
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Abstract:
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Header file for SCSI Disk Driver.
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--*/
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#ifndef _SCSI_DISK_H
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#define _SCSI_DISK_H
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#include <IndustryStandard/scsi.h>
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#define IsDeviceFixed(a) (a)->FixedDevice ? 1 : 0
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#define SCSI_DISK_DEV_SIGNATURE EFI_SIGNATURE_32 ('s', 'c', 'd', 'k')
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typedef struct {
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UINT32 Signature;
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EFI_HANDLE Handle;
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EFI_BLOCK_IO_PROTOCOL BlkIo;
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EFI_BLOCK_IO_MEDIA BlkIoMedia;
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EFI_SCSI_IO_PROTOCOL *ScsiIo;
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UINT8 DeviceType;
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BOOLEAN FixedDevice;
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UINT16 Reserved;
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EFI_SCSI_SENSE_DATA *SenseData;
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UINTN SenseDataNumber;
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EFI_SCSI_INQUIRY_DATA InquiryData;
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EFI_UNICODE_STRING_TABLE *ControllerNameTable;
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} SCSI_DISK_DEV;
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#define SCSI_DISK_DEV_FROM_THIS(a) CR (a, SCSI_DISK_DEV, BlkIo, SCSI_DISK_DEV_SIGNATURE)
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//
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// Global Variables
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//
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extern EFI_DRIVER_BINDING_PROTOCOL gScsiDiskDriverBinding;
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extern EFI_COMPONENT_NAME_PROTOCOL gScsiDiskComponentName;
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//
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// action code used in detect media process
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//
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#define ACTION_NO_ACTION 0x00
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#define ACTION_READ_CAPACITY 0x01
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#define ACTION_RETRY_COMMAND_LATER 0x02
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EFI_STATUS
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EFIAPI
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ScsiDiskDriverBindingSupported (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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EFI_STATUS
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EFIAPI
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ScsiDiskDriverBindingStart (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
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);
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EFI_STATUS
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EFIAPI
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ScsiDiskDriverBindingStop (
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IN EFI_DRIVER_BINDING_PROTOCOL *This,
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IN EFI_HANDLE Controller,
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IN UINTN NumberOfChildren,
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IN EFI_HANDLE *ChildHandleBuffer
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);
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//
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// EFI Component Name Functions
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//
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EFI_STATUS
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EFIAPI
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ScsiDiskComponentNameGetDriverName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language,
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OUT CHAR16 **DriverName
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);
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EFI_STATUS
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EFIAPI
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ScsiDiskComponentNameGetControllerName (
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IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language,
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OUT CHAR16 **ControllerName
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);
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EFI_STATUS
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EFIAPI
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ScsiDiskReset (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN BOOLEAN ExtendedVerification
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)
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/*++
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Routine Description:
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Reset SCSI Disk
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Arguments:
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This - The pointer of EFI_BLOCK_IO_PROTOCOL
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ExtendedVerification - The flag about if extend verificate
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Returns:
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EFI_STATUS
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--*/
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;
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EFI_STATUS
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EFIAPI
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ScsiDiskReadBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN UINT32 MediaId,
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IN EFI_LBA LBA,
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IN UINTN BufferSize,
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OUT VOID *Buffer
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)
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/*++
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Routine Description:
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The function is to Read Block from SCSI Disk
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Arguments:
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This - The pointer of EFI_BLOCK_IO_PROTOCOL
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MediaId - The Id of Media detected
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LBA - The logic block address
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BufferSize - The size of Buffer
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Buffer - The buffer to fill the read out data
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Returns:
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EFI_INVALID_PARAMETER - Invalid parameter passed in.
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EFI_SUCCESS - Successfully to read out block.
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EFI_DEVICE_ERROR - Fail to detect media.
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EFI_NO_MEDIA - Media is not present.
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EFI_MEDIA_CHANGED - Media has changed.
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EFI_BAD_BUFFER_SIZE - The buffer size is not multiple of BlockSize.
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--*/
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;
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EFI_STATUS
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EFIAPI
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ScsiDiskWriteBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This,
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IN UINT32 MediaId,
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IN EFI_LBA LBA,
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IN UINTN BufferSize,
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IN VOID *Buffer
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)
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/*++
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Routine Description:
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The function is to Write Block to SCSI Disk
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Arguments:
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This - The pointer of EFI_BLOCK_IO_PROTOCOL
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MediaId - The Id of Media detected
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LBA - The logic block address
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BufferSize - The size of Buffer
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Buffer - The buffer to fill the read out data
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Returns:
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EFI_INVALID_PARAMETER - Invalid parameter passed in.
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EFI_SUCCESS - Successfully to read out block.
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EFI_DEVICE_ERROR - Fail to detect media.
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EFI_NO_MEDIA - Media is not present.
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EFI_MEDIA_CHANGED - Media has changed.
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EFI_BAD_BUFFER_SIZE - The buffer size is not multiple of BlockSize.
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--*/
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;
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EFI_STATUS
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EFIAPI
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ScsiDiskFlushBlocks (
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IN EFI_BLOCK_IO_PROTOCOL *This
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)
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/*++
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Routine Description:
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Flush Block to Disk
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Arguments:
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This - The pointer of EFI_BLOCK_IO_PROTOCOL
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Returns:
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EFI_SUCCESS
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--*/
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;
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EFI_STATUS
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ScsiDiskDetectMedia (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN MustReadCap,
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BOOLEAN *MediaChange
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)
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/*++
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Routine Description:
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Dectect Device and read out capacity ,if error occurs, parse the sense key.
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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MustReadCapacity - The flag about reading device capacity
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MediaChange - The pointer of flag indicates if media has changed
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to detect media
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--*/
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;
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EFI_STATUS
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ScsiDiskTestUnitReady (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry,
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EFI_SCSI_SENSE_DATA **SenseDataArray,
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UINTN *NumberOfSenseKeys
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)
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/*++
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Routine Description:
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When Test Unit Ready command succeeds, retrieve Sense Keys via Request Sense;
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When Test Unit Ready command encounters any error caused by host adapter or
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target, return error without retrieving Sense Keys.
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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NeedRetry - The pointer of flag indicates try again
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SenseDataArray - The pointer of an array of sense data
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NumberOfSenseKeys - The pointer of the number of sense data array
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to test unit
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--*/
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;
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EFI_STATUS
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DetectMediaParsingSenseKeys (
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SCSI_DISK_DEV *ScsiDiskDevice,
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EFI_SCSI_SENSE_DATA *SenseData,
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UINTN NumberOfSenseKeys,
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UINTN *Action
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)
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/*++
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Routine Description:
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Parsing Sense Keys which got from request sense command.
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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SenseData - The pointer of EFI_SCSI_SENSE_DATA
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NumberOfSenseKeys - The number of sense key
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Action - The pointer of action which indicates what is need to do next
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to complete the parsing
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--*/
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;
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EFI_STATUS
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ScsiDiskReadCapacity (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry,
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EFI_SCSI_SENSE_DATA **SenseDataArray,
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UINTN *NumberOfSenseKeys
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)
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/*++
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Routine Description:
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Send read capacity command to device and get the device parameter
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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NeedRetry - The pointer of flag indicates if need a retry
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SenseDataArray - The pointer of an array of sense data
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NumberOfSenseKeys - The number of sense key
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to read capacity
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--*/
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;
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EFI_STATUS
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CheckHostAdapterStatus (
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UINT8 HostAdapterStatus
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)
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/*++
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Routine Description:
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Check the HostAdapter status
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Arguments:
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HostAdapterStatus - Host Adapter status
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Returns:
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EFI_SUCCESS
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EFI_TIMEOUT
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EFI_NOT_READY
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EFI_DEVICE_ERROR
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--*/
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;
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EFI_STATUS
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CheckTargetStatus (
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UINT8 TargetStatus
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)
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/*++
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Routine Description:
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Check the target status
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Arguments:
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TargetStatus - Target status
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Returns:
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EFI_NOT_READY
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EFI_DEVICE_ERROR
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EFI_SUCCESS
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--*/
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;
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EFI_STATUS
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ScsiDiskRequestSenseKeys (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry,
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EFI_SCSI_SENSE_DATA **SenseDataArray,
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UINTN *NumberOfSenseKeys,
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BOOLEAN AskResetIfError
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)
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/*++
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Routine Description:
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Retrieve all sense keys from the device.
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When encountering error during the process,
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if retrieve sense keys before error encounterred,
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return the sense keys with return status set to EFI_SUCCESS,
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and NeedRetry set to FALSE; otherwize, return the proper return
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status.
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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NeedRetry - The pointer of flag indicates if need a retry
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SenseDataArray - The pointer of an array of sense data
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NumberOfSenseKeys - The number of sense key
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AskResetIfError - The flag indicates if need reset when error occurs
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to request sense key
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--*/
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;
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EFI_STATUS
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ScsiDiskInquiryDevice (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry
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)
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/*++
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Routine Description:
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Send out Inquiry command to Device
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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NeedRetry - Indicates if needs try again when error happens
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Returns:
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EFI_DEVICE_ERROR - Indicates that error occurs
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EFI_SUCCESS - Successfully to detect media
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--*/
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;
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VOID
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ParseInquiryData (
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SCSI_DISK_DEV *ScsiDiskDevice
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)
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/*++
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Routine Description:
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Parse Inquiry data
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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Returns:
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NONE
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--*/
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;
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EFI_STATUS
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ScsiDiskReadSectors (
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SCSI_DISK_DEV *ScsiDiskDevice,
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VOID *Buffer,
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EFI_LBA Lba,
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UINTN NumberOfBlocks
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)
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/*++
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Routine Description:
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Read sector from SCSI Disk
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Arguments:
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ScsiDiskDevice - The poiniter of SCSI_DISK_DEV
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Buffer - The buffer to fill in the read out data
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Lba - Logic block address
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NumberOfBlocks - The number of blocks to read
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Returns:
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EFI_DEVICE_ERROR
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EFI_SUCCESS
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--*/
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;
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EFI_STATUS
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ScsiDiskWriteSectors (
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SCSI_DISK_DEV *ScsiDiskDevice,
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VOID *Buffer,
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EFI_LBA Lba,
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UINTN NumberOfBlocks
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)
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/*++
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Routine Description:
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Write SCSI Disk sectors
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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Buffer - The data buffer to write sector
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Lba - Logic block address
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NumberOfBlocks - The number of blocks to write
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Returns:
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EFI_DEVICE_ERROR
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EFI_SUCCESS
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--*/
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;
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EFI_STATUS
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ScsiDiskRead10 (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry,
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EFI_SCSI_SENSE_DATA **SenseDataArray,
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UINTN *NumberOfSenseKeys,
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UINT64 Timeout,
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UINT8 *DataBuffer,
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UINT32 *DataLength,
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UINT32 StartLba,
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UINT32 SectorSize
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)
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/*++
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Routine Description:
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Sumbmit Read command
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Arguments:
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ScsiDiskDevice - The pointer of ScsiDiskDevice
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NeedRetry - The pointer of flag indicates if needs retry if error happens
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SenseDataArray - The pointer of an array of sense data
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NumberOfSenseKeys - The number of sense key
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Timeout - The time to complete the command
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DataBuffer - The buffer to fill with the read out data
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DataLength - The length of buffer
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StartLba - The start logic block address
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SectorSize - The size of sector
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Returns:
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EFI_STATUS
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--*/
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;
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EFI_STATUS
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ScsiDiskWrite10 (
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SCSI_DISK_DEV *ScsiDiskDevice,
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BOOLEAN *NeedRetry,
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EFI_SCSI_SENSE_DATA **SenseDataArray,
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UINTN *NumberOfSenseKeys,
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UINT64 Timeout,
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UINT8 *DataBuffer,
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UINT32 *DataLength,
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UINT32 StartLba,
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UINT32 SectorSize
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)
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/*++
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Routine Description:
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Submit Write Command
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Arguments:
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ScsiDiskDevice - The pointer of ScsiDiskDevice
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NeedRetry - The pointer of flag indicates if needs retry if error happens
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SenseDataArray - The pointer of an array of sense data
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NumberOfSenseKeys - The number of sense key
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Timeout - The time to complete the command
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DataBuffer - The buffer to fill with the read out data
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DataLength - The length of buffer
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StartLba - The start logic block address
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SectorSize - The size of sector
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Returns:
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EFI_STATUS
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--*/
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;
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VOID
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GetMediaInfo (
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SCSI_DISK_DEV *ScsiDiskDevice,
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EFI_SCSI_DISK_CAPACITY_DATA *Capacity
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)
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/*++
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Routine Description:
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Get information from media read capacity command
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Arguments:
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ScsiDiskDevice - The pointer of SCSI_DISK_DEV
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Capacity - The pointer of EFI_SCSI_DISK_CAPACITY_DATA
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Returns:
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NONE
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--*/
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;
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BOOLEAN
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ScsiDiskIsNoMedia (
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IN EFI_SCSI_SENSE_DATA *SenseData,
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IN UINTN SenseCounts
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)
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/*++
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Routine Description:
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Check sense key to find if media presents
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Arguments:
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SenseData - The pointer of EFI_SCSI_SENSE_DATA
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SenseCounts - The number of sense key
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Returns:
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BOOLEAN
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--*/
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;
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BOOLEAN
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ScsiDiskIsMediaError (
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IN EFI_SCSI_SENSE_DATA *SenseData,
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IN UINTN SenseCounts
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)
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/*++
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Routine Description:
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|
|
Parse sense key
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
ScsiDiskIsHardwareError (
|
|
IN EFI_SCSI_SENSE_DATA *SenseData,
|
|
IN UINTN SenseCounts
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Check sense key to find if hardware error happens
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
ScsiDiskIsMediaChange (
|
|
IN EFI_SCSI_SENSE_DATA *SenseData,
|
|
IN UINTN SenseCounts
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Routine Description:
|
|
|
|
Check sense key to find if media has changed
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
ScsiDiskIsResetBefore (
|
|
IN EFI_SCSI_SENSE_DATA *SenseData,
|
|
IN UINTN SenseCounts
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Check sense key to find if reset happens
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
ScsiDiskIsDriveReady (
|
|
IN EFI_SCSI_SENSE_DATA *SenseData,
|
|
IN UINTN SenseCounts,
|
|
OUT BOOLEAN *NeedRetry
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Check sense key to find if the drive is ready
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
RetryLater - The flag means if need a retry
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
BOOLEAN
|
|
ScsiDiskHaveSenseKey (
|
|
IN EFI_SCSI_SENSE_DATA *SenseData,
|
|
IN UINTN SenseCounts
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Check sense key to find if it has sense key
|
|
|
|
Arguments:
|
|
|
|
SenseData - The pointer of EFI_SCSI_SENSE_DATA
|
|
SenseCounts - The number of sense key
|
|
|
|
Returns:
|
|
|
|
BOOLEAN
|
|
|
|
--*/
|
|
;
|
|
|
|
VOID
|
|
ReleaseScsiDiskDeviceResources (
|
|
IN SCSI_DISK_DEV *ScsiDiskDevice
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
Release resource about disk device
|
|
|
|
Arguments:
|
|
|
|
ScsiDiskDevice - The pointer of SCSI_DISK_DEV
|
|
|
|
Returns:
|
|
|
|
NONE
|
|
|
|
--*/
|
|
;
|
|
|
|
#endif
|