[edk2-devel] [PATCH v4 03/10] ArmPkg: Add register encoding definition for MMFR2
Leif Lindholm
leif at nuviainc.com
Tue Dec 15 18:42:55 UTC 2020
On Mon, Dec 07, 2020 at 10:54:20 -0700, Rebecca Cran wrote:
> Add register encoding definition for Memory Model Feature Register 2.
> We need to define it here because we build for ARMv8.0, which doesn't
> have it.
>
> Signed-off-by: Rebecca Cran <rebecca at nuviainc.com>
Reviewed-by: Leif Lindholm <leif at nuviainc.com>
> ---
> ArmPkg/Include/Chipset/AArch64.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/ArmPkg/Include/Chipset/AArch64.h b/ArmPkg/Include/Chipset/AArch64.h
> index 0ade5cce91c3..7c2b592f92ee 100644
> --- a/ArmPkg/Include/Chipset/AArch64.h
> +++ b/ArmPkg/Include/Chipset/AArch64.h
> @@ -112,6 +112,10 @@
> #define ARM_VECTOR_LOW_A32_FIQ 0x700
> #define ARM_VECTOR_LOW_A32_SERR 0x780
>
> +// The ID_AA64MMFR2_EL1 register was added in ARMv8.2. Since we
> +// build for ARMv8.0, we need to define the register here.
> +#define ID_AA64MMFR2_EL1 S3_0_C0_C7_2
> +
> #define VECTOR_BASE(tbl) \
> .section .text.##tbl##,"ax"; \
> .align 11; \
> --
> 2.26.2
>
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