29a92e87ca
As per the Alder Lake FAS coreboot shall detect the existence of TME feature by running the CPUID instruction: CPUID leaf 7/sub-leaf 0 Return Value in ECX [bit 13]=1 If TME is supported then only access to TME MSRs are allowed otherwise accessing those MSRs would result in GP#. TEST=Able to detect the existence of TME feature across different Alder Lake and Meteor Lake CPU SKUs. Signed-off-by: Subrata Banik <subratabanik@google.com> Change-Id: Ibd4fcf15a66d27748ac7fbb52b18d7264b901cd8 Reviewed-on: https://review.coreboot.org/c/coreboot/+/66749 Reviewed-by: Kapil Porwal <kapilporwal@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tarun Tuli <taruntuli@google.com> |
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amd | ||
cavium | ||
example/min86 | ||
intel | ||
mediatek | ||
nvidia | ||
qualcomm | ||
rockchip | ||
samsung | ||
sifive/fu540 | ||
ti | ||
ucb/riscv |