mirror of https://github.com/acidanthera/audk.git
141 lines
4.7 KiB
C
141 lines
4.7 KiB
C
/** @file
|
|
Implement the EFI_DISK_INFO_PROTOCOL interface on EMMC devices.
|
|
|
|
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
|
|
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
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#include "EmmcDxe.h"
|
|
|
|
/**
|
|
Provides inquiry information for the controller type.
|
|
|
|
This function is used by the driver entity 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
|
|
EmmcDiskInfoInquiry (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *InquiryData,
|
|
IN OUT UINT32 *InquiryDataSize
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EMMC_PARTITION *Partition;
|
|
EMMC_DEVICE *Device;
|
|
|
|
Partition = EMMC_PARTITION_DATA_FROM_DISKINFO (This);
|
|
Device = Partition->Device;
|
|
|
|
if (*InquiryDataSize >= sizeof (Device->Cid)) {
|
|
Status = EFI_SUCCESS;
|
|
CopyMem (InquiryData, &Device->Cid, sizeof (Device->Cid));
|
|
} else {
|
|
Status = EFI_BUFFER_TOO_SMALL;
|
|
}
|
|
|
|
*InquiryDataSize = sizeof (Device->Cid);
|
|
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Provides identify information for the controller type.
|
|
|
|
This function is used by the driver entity 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
|
|
EmmcDiskInfoIdentify (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *IdentifyData,
|
|
IN OUT UINT32 *IdentifyDataSize
|
|
)
|
|
{
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
/**
|
|
Provides sense data information for the controller type.
|
|
|
|
This function is used by the driver entity 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
|
|
EmmcDiskInfoSenseData (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *SenseData,
|
|
IN OUT UINT32 *SenseDataSize,
|
|
OUT UINT8 *SenseDataNumber
|
|
)
|
|
{
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
/**
|
|
Provides IDE channel and device information for the interface.
|
|
|
|
This function is used by the driver entity 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
|
|
EmmcDiskInfoWhichIde (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
OUT UINT32 *IdeChannel,
|
|
OUT UINT32 *IdeDevice
|
|
)
|
|
{
|
|
return EFI_UNSUPPORTED;
|
|
}
|