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