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authorArthur Heymans <arthur@aheymans.xyz>2023-06-07 10:45:59 +0200
committerFelix Held <felix-coreboot@felixheld.de>2023-06-14 19:27:19 +0000
commit0ad766c0d5b814d29866311278e7427d44925198 (patch)
tree1933d123657a20d175d18eb6802ac66fe1483bdd /configs
parent6656f3151fee53b0f4ed552065aff9b0fddd68bc (diff)
acpi: Add a debug option to print out tables in ACPICA compatible hex
Sometimes systems don't boot to the OS due to wrong ACPI tables. Printing the tables in an ACPICA compatible format makes analysis of ACPI tables easier. The ACPICA format (acpidump, acpixtract) is the following: " FACS @ 0x0000000000000000 0000: 46 41 43 53 40 00 00 00 E8 24 00 00 00 00 00 00 FACS@....$...... 0010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 0020: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 0030: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ " To achieve analyze ACPI tables capture the coreboot log between "Printing ACPI in ACPICA compatible table" and "Done printing ACPI in ACPICA compatible table". Remove the prefix "[SPEW ] " and then call 'acpixtract -a dump' to extract all the tables. Then use 'iasl -d' on the .dat files to decompile the tables. Signed-off-by: Arthur Heymans <arthur@aheymans.xyz> Change-Id: I7b5d879014563f7a2e1f70c45cf871ba72f142dc Reviewed-on: https://review.coreboot.org/c/coreboot/+/75677 Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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