mirror of https://github.com/acidanthera/audk.git
163 lines
5.3 KiB
C
163 lines
5.3 KiB
C
/** @file
|
|
This file is used to implement the EFI_DISK_INFO_PROTOCOL interface..
|
|
|
|
Copyright (c) 2013, 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 "NvmExpress.h"
|
|
|
|
EFI_DISK_INFO_PROTOCOL gNvmExpressDiskInfoProtocolTemplate = {
|
|
EFI_DISK_INFO_NVME_INTERFACE_GUID,
|
|
NvmExpressDiskInfoInquiry,
|
|
NvmExpressDiskInfoIdentify,
|
|
NvmExpressDiskInfoSenseData,
|
|
NvmExpressDiskInfoWhichIde
|
|
};
|
|
|
|
/**
|
|
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 NVME interface GUID.
|
|
|
|
@param[in] Device The pointer of NVME_DEVICE_PRIVATE_DATA.
|
|
|
|
**/
|
|
VOID
|
|
InitializeDiskInfo (
|
|
IN NVME_DEVICE_PRIVATE_DATA *Device
|
|
)
|
|
{
|
|
CopyMem (&Device->DiskInfo, &gNvmExpressDiskInfoProtocolTemplate, sizeof (EFI_DISK_INFO_PROTOCOL));
|
|
}
|
|
|
|
|
|
/**
|
|
Provides inquiry information for the controller type.
|
|
|
|
This function is used 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
|
|
NvmExpressDiskInfoInquiry (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *InquiryData,
|
|
IN OUT UINT32 *InquiryDataSize
|
|
)
|
|
{
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
|
|
/**
|
|
Provides identify information for the controller type.
|
|
|
|
This function is used 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
|
|
NvmExpressDiskInfoIdentify (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *IdentifyData,
|
|
IN OUT UINT32 *IdentifyDataSize
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
NVME_DEVICE_PRIVATE_DATA *Device;
|
|
|
|
Device = NVME_DEVICE_PRIVATE_DATA_FROM_DISK_INFO (This);
|
|
|
|
Status = EFI_BUFFER_TOO_SMALL;
|
|
if (*IdentifyDataSize >= sizeof (Device->NamespaceData)) {
|
|
Status = EFI_SUCCESS;
|
|
CopyMem (IdentifyData, &Device->NamespaceData, sizeof (Device->NamespaceData));
|
|
}
|
|
*IdentifyDataSize = sizeof (Device->NamespaceData);
|
|
return Status;
|
|
}
|
|
|
|
/**
|
|
Provides sense data information for the controller type.
|
|
|
|
This function is used 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
|
|
NvmExpressDiskInfoSenseData (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
IN OUT VOID *SenseData,
|
|
IN OUT UINT32 *SenseDataSize,
|
|
OUT UINT8 *SenseDataNumber
|
|
)
|
|
{
|
|
return EFI_NOT_FOUND;
|
|
}
|
|
|
|
|
|
/**
|
|
This function is used 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
|
|
NvmExpressDiskInfoWhichIde (
|
|
IN EFI_DISK_INFO_PROTOCOL *This,
|
|
OUT UINT32 *IdeChannel,
|
|
OUT UINT32 *IdeDevice
|
|
)
|
|
{
|
|
return EFI_UNSUPPORTED;
|
|
}
|
|
|