tree 7328a77f760d9f2f86b538032ccaddae83871d4a
parent 8685205ad15a0890dfb731a91551256ee41775ec
author Patrick Rudolph <patrick.rudolph@9elements.com> 1698605092 +0100
committer Felix Held <felix-coreboot@felixheld.de> 1700492311 +0000

nb/intel/sandybridge: Use SA devid to identify PC type

Instead of using MSR IA32_PLATFORM_ID read the SystemAgent device id
to figure out the PC type. This follows the BWG which suggest to not
use MSR IA32_PLATFORM_ID for system identification.

Tested: Lenovo X220 still boots.

Change-Id: Ibddf6c75d15ca7a99758c377ed956d483abe7ec1
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78826
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>