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boot: Add RISCV32 and LoongArch support

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This is completely untested, but should work in theory, as it's just
adding a couple defines according to the specs.
This commit is contained in:
Jan Janssen
2023-03-10 11:41:08 +01:00
parent c4ad9b23ca
commit 31ffb6b183
3 changed files with 18 additions and 6 deletions
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tools/elf2efi.py
+4 -1
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@@ -336,6 +336,7 @@ def convert_elf_reloc_table(
"EM_386": ENUM_RELOC_TYPE_i386["R_386_NONE"],
"EM_AARCH64": ENUM_RELOC_TYPE_AARCH64["R_AARCH64_NONE"],
"EM_ARM": ENUM_RELOC_TYPE_ARM["R_ARM_NONE"],
"EM_LOONGARCH": 0,
"EM_RISCV": 0,
"EM_X86_64": ENUM_RELOC_TYPE_x64["R_X86_64_NONE"],
}[elf["e_machine"]]
@@ -344,6 +345,7 @@ def convert_elf_reloc_table(
"EM_386": ENUM_RELOC_TYPE_i386["R_386_RELATIVE"],
"EM_AARCH64": ENUM_RELOC_TYPE_AARCH64["R_AARCH64_RELATIVE"],
"EM_ARM": ENUM_RELOC_TYPE_ARM["R_ARM_RELATIVE"],
"EM_LOONGARCH": 3,
"EM_RISCV": 3,
"EM_X86_64": ENUM_RELOC_TYPE_x64["R_X86_64_RELATIVE"],
}[elf["e_machine"]]
@@ -465,7 +467,8 @@ def elf2efi(args: argparse.Namespace):
"EM_386": 0x014C,
"EM_AARCH64": 0xAA64,
"EM_ARM": 0x01C2,
"EM_RISCV": 0x5064,
"EM_LOONGARCH": 0x6232 if elf.elfclass == 32 else 0x6264,
"EM_RISCV": 0x5032 if elf.elfclass == 32 else 0x5064,
"EM_X86_64": 0x8664,
}.get(elf["e_machine"])
if pe_arch is None: