/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright 2011 Red Hat, Inc. * All rights reserved. * * Author(s): Peter Jones <[email protected]> */ #ifndef __LINUX_PE_H #define __LINUX_PE_H #include <linux/types.h> /* * Starting from version v3.0, the major version field should be interpreted as * a bit mask of features supported by the kernel's EFI stub: * - 0x1: initrd loading from the LINUX_EFI_INITRD_MEDIA_GUID device path, * - 0x2: initrd loading using the initrd= command line option, where the file * may be specified using device path notation, and is not required to * reside on the same volume as the loaded kernel image. * * The recommended way of loading and starting v1.0 or later kernels is to use * the LoadImage() and StartImage() EFI boot services, and expose the initrd * via the LINUX_EFI_INITRD_MEDIA_GUID device path. * * Versions older than v1.0 may support initrd loading via the image load * options (using initrd=, limited to the volume from which the kernel itself * was loaded), or only via arch specific means (bootparams, DT, etc). * * The minor version field must remain 0x0. * (https://lore.kernel.org/all/[email protected]/) */ #define LINUX_EFISTUB_MAJOR_VERSION … #define LINUX_EFISTUB_MINOR_VERSION … /* * LINUX_PE_MAGIC appears at offset 0x38 into the MS-DOS header of EFI bootable * Linux kernel images that target the architecture as specified by the PE/COFF * header machine type field. */ #define LINUX_PE_MAGIC … #define MZ_MAGIC … #define PE_MAGIC … #define PE_OPT_MAGIC_PE32 … #define PE_OPT_MAGIC_PE32_ROM … #define PE_OPT_MAGIC_PE32PLUS … /* machine type */ #define IMAGE_FILE_MACHINE_UNKNOWN … #define IMAGE_FILE_MACHINE_AM33 … #define IMAGE_FILE_MACHINE_AMD64 … #define IMAGE_FILE_MACHINE_ARM … #define IMAGE_FILE_MACHINE_ARMV7 … #define IMAGE_FILE_MACHINE_ARM64 … #define IMAGE_FILE_MACHINE_EBC … #define IMAGE_FILE_MACHINE_I386 … #define IMAGE_FILE_MACHINE_IA64 … #define IMAGE_FILE_MACHINE_M32R … #define IMAGE_FILE_MACHINE_MIPS16 … #define IMAGE_FILE_MACHINE_MIPSFPU … #define IMAGE_FILE_MACHINE_MIPSFPU16 … #define IMAGE_FILE_MACHINE_POWERPC … #define IMAGE_FILE_MACHINE_POWERPCFP … #define IMAGE_FILE_MACHINE_R4000 … #define IMAGE_FILE_MACHINE_RISCV32 … #define IMAGE_FILE_MACHINE_RISCV64 … #define IMAGE_FILE_MACHINE_RISCV128 … #define IMAGE_FILE_MACHINE_SH3 … #define IMAGE_FILE_MACHINE_SH3DSP … #define IMAGE_FILE_MACHINE_SH3E … #define IMAGE_FILE_MACHINE_SH4 … #define IMAGE_FILE_MACHINE_SH5 … #define IMAGE_FILE_MACHINE_THUMB … #define IMAGE_FILE_MACHINE_WCEMIPSV2 … #define IMAGE_FILE_MACHINE_LOONGARCH32 … #define IMAGE_FILE_MACHINE_LOONGARCH64 … /* flags */ #define IMAGE_FILE_RELOCS_STRIPPED … #define IMAGE_FILE_EXECUTABLE_IMAGE … #define IMAGE_FILE_LINE_NUMS_STRIPPED … #define IMAGE_FILE_LOCAL_SYMS_STRIPPED … #define IMAGE_FILE_AGGRESSIVE_WS_TRIM … #define IMAGE_FILE_LARGE_ADDRESS_AWARE … #define IMAGE_FILE_16BIT_MACHINE … #define IMAGE_FILE_BYTES_REVERSED_LO … #define IMAGE_FILE_32BIT_MACHINE … #define IMAGE_FILE_DEBUG_STRIPPED … #define IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP … #define IMAGE_FILE_NET_RUN_FROM_SWAP … #define IMAGE_FILE_SYSTEM … #define IMAGE_FILE_DLL … #define IMAGE_FILE_UP_SYSTEM_ONLY … #define IMAGE_FILE_BYTES_REVERSED_HI … #define IMAGE_FILE_OPT_ROM_MAGIC … #define IMAGE_FILE_OPT_PE32_MAGIC … #define IMAGE_FILE_OPT_PE32_PLUS_MAGIC … #define IMAGE_SUBSYSTEM_UNKNOWN … #define IMAGE_SUBSYSTEM_NATIVE … #define IMAGE_SUBSYSTEM_WINDOWS_GUI … #define IMAGE_SUBSYSTEM_WINDOWS_CUI … #define IMAGE_SUBSYSTEM_POSIX_CUI … #define IMAGE_SUBSYSTEM_WINDOWS_CE_GUI … #define IMAGE_SUBSYSTEM_EFI_APPLICATION … #define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER … #define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER … #define IMAGE_SUBSYSTEM_EFI_ROM_IMAGE … #define IMAGE_SUBSYSTEM_XBOX … #define IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE … #define IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY … #define IMAGE_DLL_CHARACTERISTICS_NX_COMPAT … #define IMAGE_DLLCHARACTERISTICS_NO_ISOLATION … #define IMAGE_DLLCHARACTERISTICS_NO_SEH … #define IMAGE_DLLCHARACTERISTICS_NO_BIND … #define IMAGE_DLLCHARACTERISTICS_WDM_DRIVER … #define IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE … #define IMAGE_DLLCHARACTERISTICS_EX_CET_COMPAT … #define IMAGE_DLLCHARACTERISTICS_EX_FORWARD_CFI_COMPAT … /* they actually defined 0x00000000 as well, but I think we'll skip that one. */ #define IMAGE_SCN_RESERVED_0 … #define IMAGE_SCN_RESERVED_1 … #define IMAGE_SCN_RESERVED_2 … #define IMAGE_SCN_TYPE_NO_PAD … #define IMAGE_SCN_RESERVED_3 … #define IMAGE_SCN_CNT_CODE … #define IMAGE_SCN_CNT_INITIALIZED_DATA … #define IMAGE_SCN_CNT_UNINITIALIZED_DATA … #define IMAGE_SCN_LNK_OTHER … #define IMAGE_SCN_LNK_INFO … #define IMAGE_SCN_RESERVED_4 … #define IMAGE_SCN_LNK_REMOVE … #define IMAGE_SCN_LNK_COMDAT … #define IMAGE_SCN_RESERVED_5 … #define IMAGE_SCN_RESERVED_6 … #define IMAGE_SCN_GPREL … /* spec lists 0x20000 twice, I suspect they meant 0x10000 for one of them */ #define IMAGE_SCN_MEM_PURGEABLE … #define IMAGE_SCN_16BIT … #define IMAGE_SCN_LOCKED … #define IMAGE_SCN_PRELOAD … /* and here they just stuck a 1-byte integer in the middle of a bitfield */ #define IMAGE_SCN_ALIGN_1BYTES … #define IMAGE_SCN_ALIGN_2BYTES … #define IMAGE_SCN_ALIGN_4BYTES … #define IMAGE_SCN_ALIGN_8BYTES … #define IMAGE_SCN_ALIGN_16BYTES … #define IMAGE_SCN_ALIGN_32BYTES … #define IMAGE_SCN_ALIGN_64BYTES … #define IMAGE_SCN_ALIGN_128BYTES … #define IMAGE_SCN_ALIGN_256BYTES … #define IMAGE_SCN_ALIGN_512BYTES … #define IMAGE_SCN_ALIGN_1024BYTES … #define IMAGE_SCN_ALIGN_2048BYTES … #define IMAGE_SCN_ALIGN_4096BYTES … #define IMAGE_SCN_ALIGN_8192BYTES … #define IMAGE_SCN_LNK_NRELOC_OVFL … #define IMAGE_SCN_MEM_DISCARDABLE … #define IMAGE_SCN_MEM_NOT_CACHED … #define IMAGE_SCN_MEM_NOT_PAGED … #define IMAGE_SCN_MEM_SHARED … #define IMAGE_SCN_MEM_EXECUTE … #define IMAGE_SCN_MEM_READ … #define IMAGE_SCN_MEM_WRITE … #define IMAGE_DEBUG_TYPE_CODEVIEW … #define IMAGE_DEBUG_TYPE_EX_DLLCHARACTERISTICS … #ifndef __ASSEMBLY__ struct mz_hdr { uint16_t magic; /* MZ_MAGIC */ uint16_t lbsize; /* size of last used block */ uint16_t blocks; /* pages in file, 0x3 */ uint16_t relocs; /* relocations */ uint16_t hdrsize; /* header size in "paragraphs" */ uint16_t min_extra_pps; /* .bss */ uint16_t max_extra_pps; /* runtime limit for the arena size */ uint16_t ss; /* relative stack segment */ uint16_t sp; /* initial %sp register */ uint16_t checksum; /* word checksum */ uint16_t ip; /* initial %ip register */ uint16_t cs; /* initial %cs relative to load segment */ uint16_t reloc_table_offset; /* offset of the first relocation */ uint16_t overlay_num; /* overlay number. set to 0. */ uint16_t reserved0[4]; /* reserved */ uint16_t oem_id; /* oem identifier */ uint16_t oem_info; /* oem specific */ uint16_t reserved1[10]; /* reserved */ uint32_t peaddr; /* address of pe header */ char message[]; /* message to print */ }; struct mz_reloc { uint16_t offset; uint16_t segment; }; struct pe_hdr { uint32_t magic; /* PE magic */ uint16_t machine; /* machine type */ uint16_t sections; /* number of sections */ uint32_t timestamp; /* time_t */ uint32_t symbol_table; /* symbol table offset */ uint32_t symbols; /* number of symbols */ uint16_t opt_hdr_size; /* size of optional header */ uint16_t flags; /* flags */ }; /* the fact that pe32 isn't padded where pe32+ is 64-bit means union won't * work right. vomit. */ struct pe32_opt_hdr { /* "standard" header */ uint16_t magic; /* file type */ uint8_t ld_major; /* linker major version */ uint8_t ld_minor; /* linker minor version */ uint32_t text_size; /* size of text section(s) */ uint32_t data_size; /* size of data section(s) */ uint32_t bss_size; /* size of bss section(s) */ uint32_t entry_point; /* file offset of entry point */ uint32_t code_base; /* relative code addr in ram */ uint32_t data_base; /* relative data addr in ram */ /* "windows" header */ uint32_t image_base; /* preferred load address */ uint32_t section_align; /* alignment in bytes */ uint32_t file_align; /* file alignment in bytes */ uint16_t os_major; /* major OS version */ uint16_t os_minor; /* minor OS version */ uint16_t image_major; /* major image version */ uint16_t image_minor; /* minor image version */ uint16_t subsys_major; /* major subsystem version */ uint16_t subsys_minor; /* minor subsystem version */ uint32_t win32_version; /* reserved, must be 0 */ uint32_t image_size; /* image size */ uint32_t header_size; /* header size rounded up to file_align */ uint32_t csum; /* checksum */ uint16_t subsys; /* subsystem */ uint16_t dll_flags; /* more flags! */ uint32_t stack_size_req;/* amt of stack requested */ uint32_t stack_size; /* amt of stack required */ uint32_t heap_size_req; /* amt of heap requested */ uint32_t heap_size; /* amt of heap required */ uint32_t loader_flags; /* reserved, must be 0 */ uint32_t data_dirs; /* number of data dir entries */ }; struct pe32plus_opt_hdr { uint16_t magic; /* file type */ uint8_t ld_major; /* linker major version */ uint8_t ld_minor; /* linker minor version */ uint32_t text_size; /* size of text section(s) */ uint32_t data_size; /* size of data section(s) */ uint32_t bss_size; /* size of bss section(s) */ uint32_t entry_point; /* file offset of entry point */ uint32_t code_base; /* relative code addr in ram */ /* "windows" header */ uint64_t image_base; /* preferred load address */ uint32_t section_align; /* alignment in bytes */ uint32_t file_align; /* file alignment in bytes */ uint16_t os_major; /* major OS version */ uint16_t os_minor; /* minor OS version */ uint16_t image_major; /* major image version */ uint16_t image_minor; /* minor image version */ uint16_t subsys_major; /* major subsystem version */ uint16_t subsys_minor; /* minor subsystem version */ uint32_t win32_version; /* reserved, must be 0 */ uint32_t image_size; /* image size */ uint32_t header_size; /* header size rounded up to file_align */ uint32_t csum; /* checksum */ uint16_t subsys; /* subsystem */ uint16_t dll_flags; /* more flags! */ uint64_t stack_size_req;/* amt of stack requested */ uint64_t stack_size; /* amt of stack required */ uint64_t heap_size_req; /* amt of heap requested */ uint64_t heap_size; /* amt of heap required */ uint32_t loader_flags; /* reserved, must be 0 */ uint32_t data_dirs; /* number of data dir entries */ }; struct data_dirent { uint32_t virtual_address; /* relative to load address */ uint32_t size; }; struct data_directory { struct data_dirent exports; /* .edata */ struct data_dirent imports; /* .idata */ struct data_dirent resources; /* .rsrc */ struct data_dirent exceptions; /* .pdata */ struct data_dirent certs; /* certs */ struct data_dirent base_relocations; /* .reloc */ struct data_dirent debug; /* .debug */ struct data_dirent arch; /* reservered */ struct data_dirent global_ptr; /* global pointer reg. Size=0 */ struct data_dirent tls; /* .tls */ struct data_dirent load_config; /* load configuration structure */ struct data_dirent bound_imports; /* no idea */ struct data_dirent import_addrs; /* import address table */ struct data_dirent delay_imports; /* delay-load import table */ struct data_dirent clr_runtime_hdr; /* .cor (object only) */ struct data_dirent reserved; }; struct section_header { char name[8]; /* name or "/12\0" string tbl offset */ uint32_t virtual_size; /* size of loaded section in ram */ uint32_t virtual_address; /* relative virtual address */ uint32_t raw_data_size; /* size of the section */ uint32_t data_addr; /* file pointer to first page of sec */ uint32_t relocs; /* file pointer to relocation entries */ uint32_t line_numbers; /* line numbers! */ uint16_t num_relocs; /* number of relocations */ uint16_t num_lin_numbers; /* srsly. */ uint32_t flags; }; enum x64_coff_reloc_type { IMAGE_REL_AMD64_ABSOLUTE = 0, IMAGE_REL_AMD64_ADDR64, IMAGE_REL_AMD64_ADDR32, IMAGE_REL_AMD64_ADDR32N, IMAGE_REL_AMD64_REL32, IMAGE_REL_AMD64_REL32_1, IMAGE_REL_AMD64_REL32_2, IMAGE_REL_AMD64_REL32_3, IMAGE_REL_AMD64_REL32_4, IMAGE_REL_AMD64_REL32_5, IMAGE_REL_AMD64_SECTION, IMAGE_REL_AMD64_SECREL, IMAGE_REL_AMD64_SECREL7, IMAGE_REL_AMD64_TOKEN, IMAGE_REL_AMD64_SREL32, IMAGE_REL_AMD64_PAIR, IMAGE_REL_AMD64_SSPAN32, }; enum arm_coff_reloc_type { IMAGE_REL_ARM_ABSOLUTE, IMAGE_REL_ARM_ADDR32, IMAGE_REL_ARM_ADDR32N, IMAGE_REL_ARM_BRANCH2, IMAGE_REL_ARM_BRANCH1, IMAGE_REL_ARM_SECTION, IMAGE_REL_ARM_SECREL, }; enum sh_coff_reloc_type { IMAGE_REL_SH3_ABSOLUTE, IMAGE_REL_SH3_DIRECT16, IMAGE_REL_SH3_DIRECT32, IMAGE_REL_SH3_DIRECT8, IMAGE_REL_SH3_DIRECT8_WORD, IMAGE_REL_SH3_DIRECT8_LONG, IMAGE_REL_SH3_DIRECT4, IMAGE_REL_SH3_DIRECT4_WORD, IMAGE_REL_SH3_DIRECT4_LONG, IMAGE_REL_SH3_PCREL8_WORD, IMAGE_REL_SH3_PCREL8_LONG, IMAGE_REL_SH3_PCREL12_WORD, IMAGE_REL_SH3_STARTOF_SECTION, IMAGE_REL_SH3_SIZEOF_SECTION, IMAGE_REL_SH3_SECTION, IMAGE_REL_SH3_SECREL, IMAGE_REL_SH3_DIRECT32_NB, IMAGE_REL_SH3_GPREL4_LONG, IMAGE_REL_SH3_TOKEN, IMAGE_REL_SHM_PCRELPT, IMAGE_REL_SHM_REFLO, IMAGE_REL_SHM_REFHALF, IMAGE_REL_SHM_RELLO, IMAGE_REL_SHM_RELHALF, IMAGE_REL_SHM_PAIR, IMAGE_REL_SHM_NOMODE, }; enum ppc_coff_reloc_type { IMAGE_REL_PPC_ABSOLUTE, IMAGE_REL_PPC_ADDR64, IMAGE_REL_PPC_ADDR32, IMAGE_REL_PPC_ADDR24, IMAGE_REL_PPC_ADDR16, IMAGE_REL_PPC_ADDR14, IMAGE_REL_PPC_REL24, IMAGE_REL_PPC_REL14, IMAGE_REL_PPC_ADDR32N, IMAGE_REL_PPC_SECREL, IMAGE_REL_PPC_SECTION, IMAGE_REL_PPC_SECREL16, IMAGE_REL_PPC_REFHI, IMAGE_REL_PPC_REFLO, IMAGE_REL_PPC_PAIR, IMAGE_REL_PPC_SECRELLO, IMAGE_REL_PPC_GPREL, IMAGE_REL_PPC_TOKEN, }; enum x86_coff_reloc_type { IMAGE_REL_I386_ABSOLUTE, IMAGE_REL_I386_DIR16, IMAGE_REL_I386_REL16, IMAGE_REL_I386_DIR32, IMAGE_REL_I386_DIR32NB, IMAGE_REL_I386_SEG12, IMAGE_REL_I386_SECTION, IMAGE_REL_I386_SECREL, IMAGE_REL_I386_TOKEN, IMAGE_REL_I386_SECREL7, IMAGE_REL_I386_REL32, }; enum ia64_coff_reloc_type { IMAGE_REL_IA64_ABSOLUTE, IMAGE_REL_IA64_IMM14, IMAGE_REL_IA64_IMM22, IMAGE_REL_IA64_IMM64, IMAGE_REL_IA64_DIR32, IMAGE_REL_IA64_DIR64, IMAGE_REL_IA64_PCREL21B, IMAGE_REL_IA64_PCREL21M, IMAGE_REL_IA64_PCREL21F, IMAGE_REL_IA64_GPREL22, IMAGE_REL_IA64_LTOFF22, IMAGE_REL_IA64_SECTION, IMAGE_REL_IA64_SECREL22, IMAGE_REL_IA64_SECREL64I, IMAGE_REL_IA64_SECREL32, IMAGE_REL_IA64_DIR32NB, IMAGE_REL_IA64_SREL14, IMAGE_REL_IA64_SREL22, IMAGE_REL_IA64_SREL32, IMAGE_REL_IA64_UREL32, IMAGE_REL_IA64_PCREL60X, IMAGE_REL_IA64_PCREL60B, IMAGE_REL_IA64_PCREL60F, IMAGE_REL_IA64_PCREL60I, IMAGE_REL_IA64_PCREL60M, IMAGE_REL_IA64_IMMGPREL6, IMAGE_REL_IA64_TOKEN, IMAGE_REL_IA64_GPREL32, IMAGE_REL_IA64_ADDEND, }; struct coff_reloc { uint32_t virtual_address; uint32_t symbol_table_index; union { enum x64_coff_reloc_type x64_type; enum arm_coff_reloc_type arm_type; enum sh_coff_reloc_type sh_type; enum ppc_coff_reloc_type ppc_type; enum x86_coff_reloc_type x86_type; enum ia64_coff_reloc_type ia64_type; uint16_t data; }; }; /* * Definitions for the contents of the certs data block */ #define WIN_CERT_TYPE_PKCS_SIGNED_DATA … #define WIN_CERT_TYPE_EFI_OKCS115 … #define WIN_CERT_TYPE_EFI_GUID … #define WIN_CERT_REVISION_1_0 … #define WIN_CERT_REVISION_2_0 … struct win_certificate { uint32_t length; uint16_t revision; uint16_t cert_type; }; #endif /* !__ASSEMBLY__ */ #endif /* __LINUX_PE_H */
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