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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/loongarch/kernel/efi-header.S
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/* SPDX-License-Identifier: GPL-2.0 */

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/*

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 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited

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 */

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#include <linux/pe.h>

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#include <linux/sizes.h>

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	.macro	__EFI_PE_HEADER

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	.long	IMAGE_NT_SIGNATURE

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.Lcoff_header:

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	.short	IMAGE_FILE_MACHINE_LOONGARCH64		/* Machine */

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	.short	.Lsection_count				/* NumberOfSections */

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	.long	0 					/* TimeDateStamp */

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	.long	0					/* PointerToSymbolTable */

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	.long	0					/* NumberOfSymbols */

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	.short	.Lsection_table - .Loptional_header	/* SizeOfOptionalHeader */

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	.short	IMAGE_FILE_DEBUG_STRIPPED | \

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		IMAGE_FILE_EXECUTABLE_IMAGE | \

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		IMAGE_FILE_LINE_NUMS_STRIPPED		/* Characteristics */

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.Loptional_header:

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	.short	IMAGE_NT_OPTIONAL_HDR64_MAGIC		/* PE32+ format */

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	.byte	0x02					/* MajorLinkerVersion */

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	.byte	0x14					/* MinorLinkerVersion */

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	.long	__inittext_end - .Lefi_header_end	/* SizeOfCode */

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	.long	_kernel_vsize				/* SizeOfInitializedData */

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	.long	0					/* SizeOfUninitializedData */

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	.long	__efistub_efi_pe_entry - _head		/* AddressOfEntryPoint */

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	.long	.Lefi_header_end - _head		/* BaseOfCode */

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.Lextra_header_fields:

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	.quad	0					/* ImageBase */

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	.long	PECOFF_SEGMENT_ALIGN			/* SectionAlignment */

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	.long	PECOFF_FILE_ALIGN			/* FileAlignment */

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	.short	0					/* MajorOperatingSystemVersion */

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	.short	0					/* MinorOperatingSystemVersion */

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	.short	LINUX_EFISTUB_MAJOR_VERSION		/* MajorImageVersion */

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	.short	LINUX_EFISTUB_MINOR_VERSION		/* MinorImageVersion */

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	.short	0					/* MajorSubsystemVersion */

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	.short	0					/* MinorSubsystemVersion */

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	.long	0					/* Win32VersionValue */

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	.long	_end - _head				/* SizeOfImage */

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	/* Everything before the kernel image is considered part of the header */

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	.long	.Lefi_header_end - _head		/* SizeOfHeaders */

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	.long	0					/* CheckSum */

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	.short	IMAGE_SUBSYSTEM_EFI_APPLICATION		/* Subsystem */

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	.short	0					/* DllCharacteristics */

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	.quad	0					/* SizeOfStackReserve */

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	.quad	0					/* SizeOfStackCommit */

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	.quad	0					/* SizeOfHeapReserve */

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	.quad	0					/* SizeOfHeapCommit */

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	.long	0					/* LoaderFlags */

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	.long	(.Lsection_table - .) / 8		/* NumberOfRvaAndSizes */

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	.quad	0					/* ExportTable */

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	.quad	0					/* ImportTable */

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	.quad	0					/* ResourceTable */

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	.quad	0					/* ExceptionTable */

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	.quad	0					/* CertificationTable */

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	.quad	0					/* BaseRelocationTable */

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	/* Section table */

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.Lsection_table:

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	.ascii	".text\0\0\0"

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	.long	__inittext_end - .Lefi_header_end	/* VirtualSize */

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	.long	.Lefi_header_end - _head		/* VirtualAddress */

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	.long	__inittext_end - .Lefi_header_end	/* SizeOfRawData */

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	.long	.Lefi_header_end - _head		/* PointerToRawData */

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	.long	0					/* PointerToRelocations */

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	.long	0					/* PointerToLineNumbers */

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	.short	0					/* NumberOfRelocations */

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	.short	0					/* NumberOfLineNumbers */

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	.long	IMAGE_SCN_CNT_CODE | \

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		IMAGE_SCN_MEM_READ | \

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		IMAGE_SCN_MEM_EXECUTE			/* Characteristics */

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	.ascii	".data\0\0\0"

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	.long	_kernel_vsize				/* VirtualSize */

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	.long	__initdata_begin - _head		/* VirtualAddress */

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	.long	_kernel_rsize				/* SizeOfRawData */

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	.long	__initdata_begin - _head		/* PointerToRawData */

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	.long	0					/* PointerToRelocations */

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	.long	0					/* PointerToLineNumbers */

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	.short	0					/* NumberOfRelocations */

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	.short	0					/* NumberOfLineNumbers */

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	.long	IMAGE_SCN_CNT_INITIALIZED_DATA | \

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		IMAGE_SCN_MEM_READ | \

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		IMAGE_SCN_MEM_WRITE			/* Characteristics */

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	.set	.Lsection_count, (. - .Lsection_table) / 40

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	.balign	0x10000					/* PECOFF_SEGMENT_ALIGN */

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.Lefi_header_end:

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	.endm

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