Ventoy/EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/VDiskChain/VDiskChain.h
2021-01-20 10:59:21 +08:00

98 lines
3.1 KiB
C

/******************************************************************************
* VDiskChain.h
*
* Copyright (c) 2021, longpanda <admin@ventoy.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef __VENTOY_H__
#define __VENTOY_H__
#define VDISK_MAGIC_LEN 32
#define VDISK_BLOCK_DEVICE_PATH_GUID \
{ 0x6ed2134e, 0xc2ea, 0x4943, { 0x99, 0x54, 0xa7, 0x76, 0xe5, 0x9c, 0x12, 0xc3 }}
#define VDISK_BLOCK_DEVICE_PATH_NAME L"vdisk"
#if defined (MDE_CPU_IA32)
#define VENTOY_UEFI_DESC L"IA32 UEFI"
#elif defined (MDE_CPU_X64)
#define VENTOY_UEFI_DESC L"X64 UEFI"
#elif defined (MDE_CPU_EBC)
#elif defined (MDE_CPU_ARM)
#define VENTOY_UEFI_DESC L"ARM UEFI"
#elif defined (MDE_CPU_AARCH64)
#define VENTOY_UEFI_DESC L"ARM64 UEFI"
#else
#error Unknown Processor Type
#endif
typedef struct vdisk_block_data
{
EFI_HANDLE Handle;
EFI_BLOCK_IO_MEDIA Media; /* Media descriptor */
EFI_BLOCK_IO_PROTOCOL BlockIo; /* Block I/O protocol */
UINTN DevicePathCompareLen;
EFI_DEVICE_PATH_PROTOCOL *Path; /* Device path protocol */
EFI_HANDLE RawBlockIoHandle;
EFI_BLOCK_IO_PROTOCOL *pRawBlockIo;
EFI_DEVICE_PATH_PROTOCOL *pDiskDevPath;
/* ventoy disk part2 ESP */
EFI_HANDLE DiskFsHandle;
EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *pDiskFs;
EFI_DEVICE_PATH_PROTOCOL *pDiskFsDevPath;
EFI_HANDLE IsoDriverImage;
}vdisk_block_data;
#define debug(expr, ...) if (gVDiskDebugPrint) VDiskDebug("[VDISK] "expr"\r\n", ##__VA_ARGS__)
#define trace(expr, ...) VDiskDebug("[VDISK] "expr"\r\n", ##__VA_ARGS__)
#define sleep(sec) gBS->Stall(1000000 * (sec))
#define vdisk_debug_pause() \
if (gVDiskDebugPrint) \
{ \
UINTN __Index = 0; \
gST->ConOut->OutputString(gST->ConOut, L"[VDISK] ###### Press Enter to continue... ######\r\n");\
gST->ConIn->Reset(gST->ConIn, FALSE); \
gBS->WaitForEvent(1, &gST->ConIn->WaitForKey, &__Index);\
}
extern BOOLEAN gVDiskDebugPrint;
VOID EFIAPI VDiskDebug(IN CONST CHAR8 *Format, ...);
EFI_STATUS EFIAPI vdisk_block_io_read
(
IN EFI_BLOCK_IO_PROTOCOL *This,
IN UINT32 MediaId,
IN EFI_LBA Lba,
IN UINTN BufferSize,
OUT VOID *Buffer
);
extern UINT8 *g_disk_buf_addr;
extern UINT64 g_disk_buf_size;
extern vdisk_block_data gVDiskBlockData;
EFI_STATUS EFIAPI vdisk_install_blockio(IN EFI_HANDLE ImageHandle, IN UINT64 ImgSize);
int vdisk_get_vdisk_raw(UINT8 **buf, UINT32 *size);
#endif