This patch selects `X86_CLFLUSH_CAR` config for running `clflush`
to invalidate the cache region based on commit 3134a81 for boot
performance improvement.
Signed-off-by: Lean Sheng Tan <sheng.tan@9elements.com>
Change-Id: I97c8c07db9b44aa89b433e7962ec77c8501ecaa9
Reviewed-on: https://review.coreboot.org/c/coreboot/+/73688
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Sean Rhodes <sean@starlabs.systems>
Reviewed-by: Subrata Banik <subratabanik@google.com>