Hi Will,

On Thu, Jul 1, 2021 at 2:22 PM Will Deacon [off-list ref] wrote:

On Tue, Jun 15, 2021 at 02:39:43PM +0100, Fuad Tabba wrote:

quoted

Add feature register flag definitions to clarify which features
might be supported.

No functional change intended.

Signed-off-by: Fuad Tabba <redacted>
---
 arch/arm64/include/asm/sysreg.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 65d15700a168..42bcc5102d10 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h

@@ -789,6 +789,10 @@
 #define ID_AA64PFR0_FP_SUPPORTED     0x0
 #define ID_AA64PFR0_ASIMD_NI         0xf
 #define ID_AA64PFR0_ASIMD_SUPPORTED  0x0
+#define ID_AA64PFR0_EL3_64BIT_ONLY   0x1
+#define ID_AA64PFR0_EL3_32BIT_64BIT  0x2
+#define ID_AA64PFR0_EL2_64BIT_ONLY   0x1
+#define ID_AA64PFR0_EL2_32BIT_64BIT  0x2
 #define ID_AA64PFR0_EL1_64BIT_ONLY   0x1
 #define ID_AA64PFR0_EL1_32BIT_64BIT  0x2
 #define ID_AA64PFR0_EL0_64BIT_ONLY   0x1

Maybe just consolidate all of these into two definitions:

  #define ID_AA64PFR0_ELx_64BIT_ONLY   0x1
  #define ID_AA64PFR0_ELx_32BIT_64BIT  0x2

Will do.

Cheers,
/fuad

?

Will

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