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ukify: Use new .hwids PE section format

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anonymix007 2024-11-15 15:48:24 +03:00 committed by Luca Boccassi
parent f2ac4458f0
commit 61d6075775
1 changed files with 17 additions and 5 deletions
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22
src/ukify/ukify.py
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@ -1002,15 +1002,20 @@ def merge_sbat(input_pe: list[Path], input_text: list[str]) -> str:
)
# Keep in sync with EFI_GUID (src/boot/efi/efi.h)
# Keep in sync with EFI_GUID (src/boot/efi.h)
# uint32_t Data1, uint16_t Data2, uint16_t Data3, uint8_t Data4[8]
EFI_GUID = tuple[int, int, int, tuple[int, int, int, int, int, int, int, int]]
EFI_GUID_STRUCT_SIZE = 4 + 2 + 2 + 1 * 8
# Keep in sync with Device (src/boot/efi/chid.h)
# uint32_t struct_size, uint32_t name_offset, uint32_t compatible_offset, EFI_GUID chid
DEVICE_STRUCT_SIZE = 4 + 4 + 4 + EFI_GUID_STRUCT_SIZE
# Keep in sync with Device (DEVICE_TYPE_DEVICETREE) from src/boot/chid.h
# uint32_t descriptor, EFI_GUID chid, uint32_t name_offset, uint32_t compatible_offset
DEVICE_STRUCT_SIZE = 4 + EFI_GUID_STRUCT_SIZE + 4 + 4
NULL_DEVICE = b'\0' * DEVICE_STRUCT_SIZE
DEVICE_TYPE_DEVICETREE = 1
def device_make_descriptor(device_type: int, size: int) -> int:
return (size) | (device_type << 28)
def pack_device(offsets: dict[str, int], name: str, compatible: str, chids: list[EFI_GUID]) -> bytes:
@ -1018,7 +1023,14 @@ def pack_device(offsets: dict[str, int], name: str, compatible: str, chids: list
for data1, data2, data3, data4 in chids:
data += struct.pack(
'<IIIIHH8B', DEVICE_STRUCT_SIZE, offsets[name], offsets[compatible], data1, data2, data3, *data4
'<IIHH8BII',
device_make_descriptor(DEVICE_TYPE_DEVICETREE, DEVICE_STRUCT_SIZE),
data1,
data2,
data3,
*data4,
offsets[name],
offsets[compatible],
)
assert len(data) == DEVICE_STRUCT_SIZE * len(chids)