On Wed, Sep 25, 2019 at 10:13 PM Simon Glass <s...@chromium.org> wrote:
>
> At present we assume that CAR (Cache-as-RAM) is used if HOBs (Hand-off
> bLocks) are not, since HOBs typically indicate that an FSP is in use, and

nits: blocks

> FSPs handle the CAR init.
>
> However this is a bit indirect, and for FSP2 machines which use their own
> CAR implementation (such as apollolake) but use the FSP for other
> functions, the logic is wrong.
>
> To fix this, add a dedicated Kconfig option to indicate when CAR is used.
>
> Signed-off-by: Simon Glass <s...@chromium.org>
> ---
>
> Changes in v2: None
>
>  arch/x86/Kconfig                 | 8 ++++++++
>  arch/x86/cpu/start.S             | 4 ++--
>  configs/slimbootloader_defconfig | 1 +
>  3 files changed, 11 insertions(+), 2 deletions(-)
>

Reviewed-by: Bin Meng <bmeng...@gmail.com>
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