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59f0d350a9
FMMT add new function to support the .elf file parsing.
Using '-v' option, the UPLD info will be printed out.
'''
- UNIVERSAL_PAYLOAD_INFO
- 4 bytes align (BOOLEAN)
- Identifier
- SpecRevision
- Attribute
- Revision
- Capability
- ProducerId
- ImageId
UPLD Buffer
'''
Cc: Rebecca Cran <rebecca@bsdio.com>
Cc: Bob Feng <bob.c.feng@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Yuwei Chen <yuwei.chen@intel.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
Reviewed-by: Bob Feng <bob.c.feng@intel.com>
245 lines
14 KiB
Python
245 lines
14 KiB
Python
## @file
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# This file is used to define the UPL Header C Struct.
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#
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# Copyright (c) 2023-, Intel Corporation. All rights reserved.<BR>
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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##
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from struct import *
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from ctypes import *
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from FirmwareStorageFormat.Common import *
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EFI_COMMON_SECTION_HEADER_LEN = 4
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EFI_COMMON_SECTION_HEADER2_LEN = 8
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# ELF header.
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class ELF_HEADER32(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Identification', ARRAY(c_char, 16)), # /* File identification. */
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('ELF_Type', c_uint16), # Elf32_Half /* File type. */
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('ELF_Machine', c_uint16), # Elf32_Half /* Machine architecture. */
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('ELF_Version', c_uint32), # Elf32_Word /* ELF format version. */
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('ELF_Entry', c_uint32), # Elf32_Addr /* Entry point. */
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('ELF_PHOff', c_uint32), # Elf32_Off /* Program header file offset. */
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('ELF_SHOff', c_uint32), # Elf32_Off /* Section header file offset. */
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('ELF_Flags', c_uint32), # Elf32_Word /* Architecture-specific flags. */
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('ELF_EFSize', c_uint16), # Elf32_Half /* Size of ELF header in bytes. */
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('ELF_PHEntSize', c_uint16), # Elf32_Half /* Size of program header entry. */
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('ELF_PHNum', c_uint16), # Elf32_Half /* Number of program header entries. */
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('ELF_SHEntSize', c_uint16), # Elf32_Half /* Size of section header entry. */
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('ELF_SHNum', c_uint16), # Elf32_Half /* Number of section header entries. */
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('ELF_SNStr', c_uint16), # Elf32_Half /* Section name strings section. */
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]
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class ELF_HEADER64(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Identification', ARRAY(c_char, 16)), # /* File identification. */
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('ELF_Type', c_uint16), # Elf64_Half /* File type. */
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('ELF_Machine', c_uint16), # Elf64_Half /* Machine architecture. */
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('ELF_Version', c_uint32), # Elf64_Word /* ELF format version. */
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('ELF_Entry', c_uint64), # Elf64_Addr /* Entry point. */
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('ELF_PHOff', c_uint64), # Elf64_Off /* Program header file offset. */
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('ELF_SHOff', c_uint64), # Elf64_Off /* Section header file offset. */
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('ELF_Flags', c_uint32), # Elf64_Word /* Architecture-specific flags. */
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('ELF_EFSize', c_uint16), # Elf64_Half /* Size of ELF header in bytes. */
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('ELF_PHEntSize', c_uint16), # Elf64_Half /* Size of program header entry. */
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('ELF_PHNum', c_uint16), # Elf64_Half /* Number of program header entries. */
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('ELF_SHEntSize', c_uint16), # Elf64_Half /* Size of section header entry. */
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('ELF_SHNum', c_uint16), # Elf64_Half /* Number of section header entries. */
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('ELF_SNStr', c_uint16), # Elf64_Half /* Section name strings section. */
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]
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# Section header.
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class ELF_SECTION_HEADER32(Structure):
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_pack_ = 1
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_fields_ = [
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('SH_Name', c_uint32), # Elf32_Word /* Section name (index into the section header string table). */
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('SH_Type', c_uint32), # Elf32_Word /* Section type. */
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('SH_Flags', c_uint32), # Elf32_Word /* Section flags. */
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('SH_ADDR', c_uint32), # Elf32_Addr /* Address in memory image. */
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('SH_Offset', c_uint32), # Elf32_Off /* Offset in file. */
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('SH_Size', c_uint32), # Elf32_Word /* Size in bytes. */
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('SH_Link', c_uint32), # Elf32_Word /* Index of a related section. */
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('SH_Info', c_uint32), # Elf32_Word /* Depends on section type. */
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('SH_AddrAlign', c_uint32), # Elf32_Word /* Alignment in bytes. */
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('SH_EntSize', c_uint32), # Elf32_Word /* Size of each entry in section. */
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]
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class ELF_SECTION_HEADER64(Structure):
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_pack_ = 1
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_fields_ = [
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('SH_Name', c_uint32), # Elf32_Word /* Section name (index into the section header string table). */
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('SH_Type', c_uint32), # Elf32_Word /* Section type. */
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('SH_Flags', c_uint64), # Elf32_XWord /* Section flags. */
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('SH_ADDR', c_uint64), # Elf32_Addr /* Address in memory image. */
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('SH_Offset', c_uint64), # Elf32_Off /* Offset in file. */
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('SH_Size', c_uint64), # Elf32_XWord /* Size in bytes. */
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('SH_Link', c_uint32), # Elf32_Word /* Index of a related section. */
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('SH_Info', c_uint32), # Elf32_Word /* Depends on section type. */
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('SH_AddrAlign', c_uint64), # Elf32_XWord /* Alignment in bytes. */
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('SH_EntSize', c_uint64), # Elf32_XWord /* Size of each entry in section. */
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]
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# Program header.
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class ELF_PROGRAM_HEADER32(Structure):
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_pack_ = 1
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_fields_ = [
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('PH_Type', c_uint32), # Elf32_Word /* Entry type. */
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('PH_Offset', c_uint32), # Elf32_Off /* File offset of contents. */
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('PH_VirAddr', c_uint32), # Elf32_Addr /* Virtual address in memory image. */
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('PH_PhyAddr', c_uint32), # Elf32_Addr /* Physical address (not used). */
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('PH_FileSize', c_uint32), # Elf32_Word /* Size of contents in file. */
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('PH_MemorySize', c_uint32), # Elf32_Word /* Size of contents in memory. */
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('PH_Flags', c_uint32), # Elf32_Word /* Access permission flags. */
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('PH_Align', c_uint32), # Elf32_Word /* Alignment in memory and file. */
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]
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class ELF_PROGRAM_HEADER64(Structure):
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_pack_ = 1
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_fields_ = [
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('PH_Type', c_uint32), # Elf32_Word /* Entry type. */
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('PH_Flags', c_uint32), # Elf32_Word /* Access permission flags. */
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('PH_Offset', c_uint64), # Elf32_Off /* File offset of contents. */
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('PH_VirAddr', c_uint64), # Elf32_Addr /* Virtual address in memory image. */
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('PH_PhyAddr', c_uint64), # Elf32_Addr /* Physical address (not used). */
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('PH_FileSize', c_uint64), # Elf32_XWord /* Size of contents in file. */
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('PH_MemorySize', c_uint64), # Elf32_XWord /* Size of contents in memory. */
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('PH_Align', c_uint64), # Elf32_XWord /* Alignment in memory and file. */
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]
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# Dynamic union.
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class ELF_DYNAMIC_UNION(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Dynamic_Val', c_uint32), # Elf32_Word /* Integer value. */
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('ELF_Dynamic_Ptr', c_uint32), # Elf32_Addr /* Address value. */
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]
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# Dynamic structure. The ".dynamic" section contains an array of them.
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class ELF_DYNAMIC_STRUCTURE(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Dynamic_Tag', c_int32), # Elf32_Sword /* Entry type. */
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('ELF_Dynamic_Union', ELF_DYNAMIC_UNION), # Elf32_Off /* Section type. */
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]
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## Relocation entries.
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# /* Relocations that don't need an addend field. */
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class ELF_RELOCATION(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_ReOffset', c_uint32), # Elf32_Addr /* Location to be relocated. */
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('ELF_ReInfo', c_uint32), # Elf32_Word /* Relocation type and symbol index. */
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]
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# /* Relocations that need an addend field. */
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class ELF_RELOCATION(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_ReOffset', c_uint32), # Elf32_Addr /* Location to be relocated. */
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('ELF_ReInfo', c_uint32), # Elf32_Word /* Relocation type and symbol index. */
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('ELF_ReAddend', c_int32), # Elf32_SWord /* Addend. */
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]
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# Move Entry
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class ELF_MOVE(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_MValue', c_uint64), # Elf32_Lword /* symbol value */
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('ELF_MInfo', c_uint32), # Elf32_Word /* size + index */
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('ELF_MPOffset', c_int32), # Elf32_Word /* symbol offset */
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('ELF_MRepeat', c_uint16), # Elf32_Half /* repeat count */
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('ELF_MStride', c_uint16), # Elf32_Half /* stride info */
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]
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## Hardware/Software capabilities entry
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class ELF_CAPA_UNION(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Capa_Val', c_uint32), # Elf32_Word /* Integer value. */
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('ELF_Capa_Ptr', c_uint32), # Elf32_Addr /* Address value. */
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]
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class ELF_CAPABILITY(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_Capa_Tag', c_uint32), # Elf32_Word /* how to interpret value */
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('ELF_Capa_Union', ELF_CAPA_UNION), # ELF_CAPA_UNION
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]
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# Symbol table entries.
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class ELF_SYMBOL(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_ST_Name', c_uint32), # Elf32_Word /* String table index of name. */
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('ELF_ST_Value', c_uint32), # Elf32_Addr /* Symbol value. */
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('ELF_ST_Size', c_uint32), # Elf32_Word /* Size of associated object. */
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('ELF_ST_Info', c_char), # /* Type and binding information. */
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('ELF_ST_Other', c_char), # /* Reserved (not used). */
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('ELF_ST_Shndx', c_uint16), # Elf32_Half /* Section index of symbol. */
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]
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# Structures used by Sun & GNU symbol versioning.
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class ELF_VERDEF(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_VD_Version', c_uint16), # Elf32_Half
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('ELF_VD_Flags', c_uint16), # Elf32_Half
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('ELF_VD_Ndx', c_uint16), # Elf32_Half
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('ELF_VD_Cnt', c_uint16), # Elf32_Half
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('ELF_VD_Hash', c_uint32), # Elf32_Word
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('ELF_VD_Aux', c_uint32), # Elf32_Word
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('ELF_VD_Next', c_uint32), # Elf32_Word
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]
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class ELF_VERDAUX(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_VDA_Name', c_uint32), # Elf32_Word
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('ELF_VDA_Next', c_uint32), # Elf32_Word
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]
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class ELF_VERNEED(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_VN_Version', c_uint16), # Elf32_Half
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('ELF_VN_Cnt', c_uint16), # Elf32_Half
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('ELF_VN_File', c_uint32), # Elf32_Word
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('ELF_VN_Aux', c_uint32), # Elf32_Word
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('ELF_VN_Next', c_uint32), # Elf32_Word
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]
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class ELF_VERNAUX(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_VNA_Hash', c_uint32), # Elf32_Word
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('ELF_VNA_Flags', c_uint16), # Elf32_Half
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('ELF_VNA_Other', c_uint16), # Elf32_Half
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('ELF_VNA_Name', c_uint32), # Elf32_Word
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('ELF_VNA_Next', c_uint32), # Elf32_Word
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]
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class ELF_SYMINFO(Structure):
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_pack_ = 1
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_fields_ = [
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('ELF_SI_BoundTo', c_uint16), # Elf32_Half /* direct bindings - symbol bound to */
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('ELF_SI_Flags', c_uint16), # Elf32_Half /* per symbol flags */
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]
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class UNIVERSAL_PAYLOAD_INFO(Structure):
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_pack_ = 1
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_fields_ = [
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('Identifier', c_uint32), # ?PLDH? Identifier for the unverial payload info. 0x504c4448
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('HeaderLength', c_uint32), # Length of the structure in bytes.
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('SpecRevision', c_uint16), # Indicates compliance with a revision of this specification in the BCD format. 7 : 0 - Minor Version / 15 : 8 - Major Version For revision v0.75 the value will be 0x0075.
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('Reserved', c_uint16), # Reserved for future use.
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('Revision', c_uint32), # Revision of the Payload binary. Major.Minor .Revision.Build . The ImageRevision can be decoded as follows: 7 : 0 - Build Number / 15 :8 - Revision / 23 :16 - Minor Version / 31 :24 - Major Version
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('Attribute', c_uint32), # Length of the structure in bytes.
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('Capability', c_uint32), # Length of the structure in bytes.
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('ProducerId', ARRAY(c_uint8, 16)), # Length of the structure in bytes.
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('ImageId', ARRAY(c_uint8, 16)), # Length of the structure in bytes.
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]
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