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Diffstat (limited to 'qemu/roms/ipxe/src/include/ipxe/efi/Protocol/LoadFile2.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/ipxe/efi/Protocol/LoadFile2.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/LoadFile2.h b/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/LoadFile2.h new file mode 100644 index 000000000..6cb26fff9 --- /dev/null +++ b/qemu/roms/ipxe/src/include/ipxe/efi/Protocol/LoadFile2.h @@ -0,0 +1,87 @@ +/** @file + Load File protocol as defined in the UEFI 2.0 specification. + + Load file protocol exists to supports the addition of new boot devices, + and to support booting from devices that do not map well to file system. + Network boot is done via a LoadFile protocol. + + UEFI 2.0 can boot from any device that produces a LoadFile protocol. + + Copyright (c) 2006 - 2008, 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. + +**/ + +#ifndef __EFI_LOAD_FILE2_PROTOCOL_H__ +#define __EFI_LOAD_FILE2_PROTOCOL_H__ + +FILE_LICENCE ( BSD3 ); + +#define EFI_LOAD_FILE2_PROTOCOL_GUID \ + { \ + 0x4006c0c1, 0xfcb3, 0x403e, {0x99, 0x6d, 0x4a, 0x6c, 0x87, 0x24, 0xe0, 0x6d } \ + } + +/// +/// Protocol Guid defined by UEFI2.1. +/// +#define LOAD_FILE2_PROTOCOL EFI_LOAD_FILE2_PROTOCOL_GUID + +typedef struct _EFI_LOAD_FILE2_PROTOCOL EFI_LOAD_FILE2_PROTOCOL; + + +/** + Causes the driver to load a specified file. + + @param This Protocol instance pointer. + @param FilePath The device specific path of the file to load. + @param BootPolicy Should always be FALSE. + @param BufferSize On input the size of Buffer in bytes. On output with a return + code of EFI_SUCCESS, the amount of data transferred to + Buffer. On output with a return code of EFI_BUFFER_TOO_SMALL, + the size of Buffer required to retrieve the requested file. + @param Buffer The memory buffer to transfer the file to. IF Buffer is NULL, + then no the size of the requested file is returned in + BufferSize. + + @retval EFI_SUCCESS The file was loaded. + @retval EFI_UNSUPPORTED BootPolicy is TRUE. + @retval EFI_INVALID_PARAMETER FilePath is not a valid device path, or + BufferSize is NULL. + @retval EFI_NO_MEDIA No medium was present to load the file. + @retval EFI_DEVICE_ERROR The file was not loaded due to a device error. + @retval EFI_NO_RESPONSE The remote system did not respond. + @retval EFI_NOT_FOUND The file was not found + @retval EFI_ABORTED The file load process was manually canceled. + @retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to read the current + directory entry. BufferSize has been updated with + the size needed to complete the request. + + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_LOAD_FILE2)( + IN EFI_LOAD_FILE2_PROTOCOL *This, + IN EFI_DEVICE_PATH_PROTOCOL *FilePath, + IN BOOLEAN BootPolicy, + IN OUT UINTN *BufferSize, + IN VOID *Buffer OPTIONAL + ); + +/// +/// The EFI_LOAD_FILE_PROTOCOL is a simple protocol used to obtain files from arbitrary devices. +/// +struct _EFI_LOAD_FILE2_PROTOCOL { + EFI_LOAD_FILE2 LoadFile; +}; + +extern EFI_GUID gEfiLoadFile2ProtocolGuid; + +#endif |