From 7c802c715f14b203e5dfc7e4ccee498b861eb406 Mon Sep 17 00:00:00 2001 From: Tomas Pilar Date: Wed, 28 Oct 2020 15:34:12 +0000 Subject: Define registers for FEAT_RNG support Add ISAR0 feature register read helper, location of FEAT_RNG bits, feature support helper and the rndr/rndrrs register read helpers. Signed-off-by: Tomas Pilar Change-Id: I2a785a36f62a917548e55892ce92fa8b72fcb99d --- include/arch/aarch64/arch.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/arch/aarch64/arch.h') diff --git a/include/arch/aarch64/arch.h b/include/arch/aarch64/arch.h index 09e598a2d..2cdc7b230 100644 --- a/include/arch/aarch64/arch.h +++ b/include/arch/aarch64/arch.h @@ -193,6 +193,10 @@ #define ID_AA64DFR0_MTPMU_MASK ULL(0xf) #define ID_AA64DFR0_MTPMU_SUPPORTED ULL(1) +/* ID_AA64ISAR0_EL1 definitions */ +#define ID_AA64ISAR0_RNDR_SHIFT U(60) +#define ID_AA64ISAR0_RNDR_MASK ULL(0xf) + /* ID_AA64ISAR1_EL1 definitions */ #define ID_AA64ISAR1_EL1 S3_0_C0_C6_1 #define ID_AA64ISAR1_GPI_SHIFT U(28) -- cgit v1.2.1