[PATCH v6 5/5] KVM: arm64: selftests: Teach get-reg-list about FPMR

Mark Brown
2024-03-29T00:14:10Z

FEAT_FPMR defines a new register FMPR which is available at all ELs and is
discovered via ID_AA64PFR2_EL1.FPMR, add this to the set of registers that
get-reg-list knows to check for with the required identification register
depdendency.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
tools/testing/selftests/kvm/aarch64/get-reg-list.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/tools/testing/selftests/kvm/aarch64/get-reg-list.c b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
index 71ea6ecec7ce..1e43511d1440 100644
--- a/tools/testing/selftests/kvm/aarch64/get-reg-list.c
+++ b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
@@ -40,6 +40,12 @@ static struct feature_id_reg feat_id_regs[] = {
ARM64_SYS_REG(3, 0, 0, 7, 3), /* ID_AA64MMFR3_EL1 */
4,
1
+ },
+ {
+ ARM64_SYS_REG(3, 3, 4, 4, 2), /* FPMR */
+ ARM64_SYS_REG(3, 0, 0, 4, 2), /* ID_AA64PFR2_EL1 */
+ 32,
+ 1
}
};

@@ -481,6 +487,7 @@ static __u64 base_regs[] = {
ARM64_SYS_REG(3, 3, 14, 2, 1), /* CNTP_CTL_EL0 */
ARM64_SYS_REG(3, 3, 14, 2, 2), /* CNTP_CVAL_EL0 */
ARM64_SYS_REG(3, 4, 3, 0, 0), /* DACR32_EL2 */
+ ARM64_SYS_REG(3, 3, 4, 4, 2), /* FPMR */
ARM64_SYS_REG(3, 4, 5, 0, 1), /* IFSR32_EL2 */
ARM64_SYS_REG(3, 4, 5, 3, 0), /* FPEXC32_EL2 */
};

--
2.30.2