[v4] ArmPkg,MdePkg: Add Universal/Smbios, and related changes

[edk2-devel] [PATCH v4 03/10] ArmPkg: Add register encoding definition for MMFR2

Posted by Rebecca Cran 5 years, 2 months ago

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@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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Re: [edk2-devel] [PATCH v4 03/10] ArmPkg: Add register encoding definition for MMFR2

Posted by Leif Lindholm 5 years, 1 month ago

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@nuviainc.com>

Reviewed-by: Leif Lindholm <leif@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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Re: [edk2-devel] [PATCH v4 03/10] ArmPkg: Add register encoding definition for MMFR2

Posted by Sami Mujawar 5 years, 1 month ago

Hi Rebecca,

This patch looks good to me.

Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

Regards,

Sami Mujawar

-----Original Message-----
From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Rebecca Cran via groups.io
Sent: 07 December 2020 05:54 PM
To: devel@edk2.groups.io
Cc: Rebecca Cran <rebecca@nuviainc.com>; Michael D Kinney <michael.d.kinney@intel.com>; Liming Gao <gaoliming@byosoft.com.cn>; Zhiguang Liu <zhiguang.liu@intel.com>; Leif Lindholm <leif@nuviainc.com>; Ard Biesheuvel <Ard.Biesheuvel@arm.com>
Subject: [edk2-devel] [PATCH v4 03/10] ArmPkg: Add register encoding definition for MMFR2

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@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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