On Tue, 16 Jan 2018, Julien Grall wrote:
> Introduce a new macro MIDR_ALL_VERSIONS to match all variant/revision of a
> given CPU model.
>
> This is part of XSA-254.
>
> Signed-off-by: Julien Grall <julien.gr...@linaro.org>
Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>
> ---
> xen/arch/arm/cpuerrata.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c
> index 772587c05a..c50d3331f2 100644
> --- a/xen/arch/arm/cpuerrata.c
> +++ b/xen/arch/arm/cpuerrata.c
> @@ -7,6 +7,12 @@
> .midr_range_min = min, \
> .midr_range_max = max
>
> +#define MIDR_ALL_VERSIONS(model) \
> + .matches = is_affected_midr_range, \
> + .midr_model = model, \
> + .midr_range_min = 0, \
> + .midr_range_max = (MIDR_VARIANT_MASK | MIDR_REVISION_MASK)
> +
> static bool __maybe_unused
> is_affected_midr_range(const struct arm_cpu_capabilities *entry)
> {
> --
> 2.11.0
>
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