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[RFC,v1,2/2] KVM: selftests: aarch64: Add writable test for ID_AA64PFR1_EL1

Message ID 20240612023553.127813-3-shahuang@redhat.com (mailing list archive)
State New
Headers show
Series KVM: arm64: Making BT Field in ID_AA64PFR1_EL1 writable | expand

Commit Message

Shaoqin Huang June 12, 2024, 2:35 a.m. UTC 
Add test for the BT field in the ID_AA64PFR1_EL1 register.

Signed-off-by: Shaoqin Huang <shahuang@redhat.com>
---
 tools/testing/selftests/kvm/aarch64/set_id_regs.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/tools/testing/selftests/kvm/aarch64/set_id_regs.c b/tools/testing/selftests/kvm/aarch64/set_id_regs.c
index 16e2338686c1..5381b8ec5562 100644
--- a/tools/testing/selftests/kvm/aarch64/set_id_regs.c
+++ b/tools/testing/selftests/kvm/aarch64/set_id_regs.c
@@ -133,6 +133,11 @@  static const struct reg_ftr_bits ftr_id_aa64pfr0_el1[] = {
 	REG_FTR_END,
 };
 
+static const struct reg_ftr_bits ftr_id_aa64pfr1_el1[] = {
+	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64PFR1_EL1, BT, 0),
+	REG_FTR_END,
+};
+
 static const struct reg_ftr_bits ftr_id_aa64mmfr0_el1[] = {
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64MMFR0_EL1, ECV, 0),
 	REG_FTR_BITS(FTR_LOWER_SAFE, ID_AA64MMFR0_EL1, EXS, 0),
@@ -199,6 +204,7 @@  static struct test_feature_reg test_regs[] = {
 	TEST_REG(SYS_ID_AA64ISAR1_EL1, ftr_id_aa64isar1_el1),
 	TEST_REG(SYS_ID_AA64ISAR2_EL1, ftr_id_aa64isar2_el1),
 	TEST_REG(SYS_ID_AA64PFR0_EL1, ftr_id_aa64pfr0_el1),
+	TEST_REG(SYS_ID_AA64PFR1_EL1, ftr_id_aa64pfr1_el1),
 	TEST_REG(SYS_ID_AA64MMFR0_EL1, ftr_id_aa64mmfr0_el1),
 	TEST_REG(SYS_ID_AA64MMFR1_EL1, ftr_id_aa64mmfr1_el1),
 	TEST_REG(SYS_ID_AA64MMFR2_EL1, ftr_id_aa64mmfr2_el1),