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Enhance SCSI disk module to produce Disk Info protocol on the same Block IO handle:

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SCSI Interface GUID: Physical SCSI disk
IDE  Interface GUID: ATAPI device run in legacy IDE mode
AHCI Interface GUID: ATAPI device run in AHCI mode.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9584 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
qhuang8
2009-12-22 07:31:18 +00:00
parent 48a0e6bfbd
commit d716651f8c
3 changed files with 446 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

147
MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.h
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@@ -1,7 +1,7 @@
/** @file
Header file for SCSI Disk Driver.
Copyright (c) 2004 - 2008, Intel Corporation. <BR>
Copyright (c) 2004 - 2009, Intel Corporation. <BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -25,6 +25,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Protocol/DriverBinding.h>
#include <Protocol/ScsiPassThruExt.h>
#include <Protocol/ScsiPassThru.h>
#include <Protocol/DiskInfo.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
@@ -33,8 +35,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#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
@@ -58,10 +62,20 @@ typedef struct {
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_DISK_DEV;
#define SCSI_DISK_DEV_FROM_THIS(a) CR (a, SCSI_DISK_DEV, BlkIo, SCSI_DISK_DEV_SIGNATURE)
#define SCSI_DISK_DEV_FROM_DISKINFO(a) CR (a, SCSI_DISK_DEV, DiskInfo, SCSI_DISK_DEV_SIGNATURE)
//
// Global Variables
//
@@ -385,8 +399,107 @@ ScsiDiskFlushBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This
);
/**
Dectect Device and read out capacity ,if error occurs, parse the sense key.
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
@@ -404,7 +517,7 @@ ScsiDiskDetectMedia (
);
/**
To test deivice.
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
@@ -505,7 +618,7 @@ CheckTargetStatus (
Retrieve all sense keys from the device.
When encountering error during the process, if retrieve sense keys before
error encounterred, it returns the sense keys with return status set to EFI_SUCCESS,
error encountered, it returns the sense keys with return status set to EFI_SUCCESS,
and NeedRetry set to FALSE; otherwize, return the proper return status.
@param ScsiDiskDevice The pointer of SCSI_DISK_DEV
@@ -557,7 +670,7 @@ ParseInquiryData (
/**
Read sector from SCSI Disk.
@param ScsiDiskDevice The poiniter of SCSI_DISK_DEV
@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
@@ -577,7 +690,7 @@ ScsiDiskReadSectors (
/**
Write sector to SCSI Disk.
@param ScsiDiskDevice The poiniter of SCSI_DISK_DEV
@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
@@ -595,7 +708,7 @@ ScsiDiskWriteSectors (
);
/**
Sumbmit Read command.
Submit Read command.
@param ScsiDiskDevice The pointer of ScsiDiskDevice
@param NeedRetry The pointer of flag indicates if needs retry if error happens
@@ -792,7 +905,7 @@ ReleaseScsiDiskDeviceResources (
Determine if Block Io should be produced.
@param ChildHandle Child Handle to retrive Parent information.
@param ChildHandle Child Handle to retrieve Parent information.
@retval TRUE Should produce Block Io.
@retval FALSE Should not produce Block Io.
@@ -803,6 +916,24 @@ 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