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/** @file
*
* Copyright (c) 2011, ARM Limited. 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
* 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.
*
**/
#ifndef __BDS_ENTRY_H__
#define __BDS_ENTRY_H__
typedef UINT8* EFI_LOAD_OPTION;
/**
This is defined by the UEFI specs, don't change it
**/
typedef struct {
UINT16 LoadOptionIndex;
EFI_LOAD_OPTION LoadOption;
UINTN LoadOptionSize;
UINT32 Attributes;
UINT16 FilePathListLength;
CHAR16 *Description;
EFI_DEVICE_PATH_PROTOCOL *FilePathList;
VOID* OptionalData;
UINTN OptionalDataSize;
} BDS_LOAD_OPTION;
/**
Connect a Device Path and return the handle of the driver that support this DevicePath
@param DevicePath Device Path of the File to connect
@param Handle Handle of the driver that support this DevicePath
@param RemainingDevicePath Remaining DevicePath nodes that do not match the driver DevicePath
@retval EFI_SUCCESS A driver that matches the Device Path has been found
@retval EFI_NOT_FOUND No handles match the search.
@retval EFI_INVALID_PARAMETER DevicePath or Handle is NULL
**/
EFI_STATUS
BdsConnectDevicePath (
IN EFI_DEVICE_PATH_PROTOCOL* DevicePath,
OUT EFI_HANDLE *Handle,
OUT EFI_DEVICE_PATH_PROTOCOL **RemainingDevicePath
);
/**
Connect all DXE drivers
@retval EFI_SUCCESS All drivers have been connected
@retval EFI_NOT_FOUND No handles match the search.
@retval EFI_OUT_OF_RESOURCES There is not resource pool memory to store the matching results.
**/
EFI_STATUS
BdsConnectAllDrivers (
VOID
);
/**
Start a Linux kernel from a Device Path
@param LinuxKernel Device Path to the Linux Kernel
@param Parameters Linux kernel arguments
@param Fdt Device Path to the Flat Device Tree
@retval EFI_SUCCESS All drivers have been connected
@retval EFI_NOT_FOUND The Linux kernel Device Path has not been found
@retval EFI_OUT_OF_RESOURCES There is not enough resource memory to store the matching results.
**/
EFI_STATUS
BdsBootLinux (
IN EFI_DEVICE_PATH_PROTOCOL* LinuxKernelDevicePath,
IN EFI_DEVICE_PATH_PROTOCOL* InitrdDevicePath,
IN CONST CHAR8* Arguments,
IN EFI_DEVICE_PATH_PROTOCOL* FdtDevicePath
);
/**
Start an EFI Application from a Device Path
@param ParentImageHandle Handle of the calling image
@param DevicePath Location of the EFI Application
@retval EFI_SUCCESS All drivers have been connected
@retval EFI_NOT_FOUND The Linux kernel Device Path has not been found
@retval EFI_OUT_OF_RESOURCES There is not enough resource memory to store the matching results.
**/
EFI_STATUS
BdsStartEfiApplication (
IN EFI_HANDLE ParentImageHandle,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
);
/**
Start an EFI Application from any Firmware Volume
@param EfiApp EFI Application Name
@retval EFI_SUCCESS All drivers have been connected
@retval EFI_NOT_FOUND The Linux kernel Device Path has not been found
@retval EFI_OUT_OF_RESOURCES There is not enough resource memory to store the matching results.
**/
EFI_STATUS
BdsLoadApplication (
IN EFI_HANDLE ParentImageHandle,
IN CHAR16* EfiApp
);
#endif
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