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[v5,14/21] KVM: ARM64: Add reset and access handlers for PMUSERENR register

Message ID 1449123091-20252-15-git-send-email-zhaoshenglong@huawei.com
State New
Headers show

Commit Message

Shannon Zhao Dec. 3, 2015, 6:11 a.m. UTC 
From: Shannon Zhao <shannon.zhao@linaro.org>


The reset value of PMUSERENR_EL0 is UNKNOWN, use reset_unknown.

Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>

---
 arch/arm64/kvm/sys_regs.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

-- 
2.0.4



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Patch

diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c
index f5e0732..eb4fcf9 100644
--- a/arch/arm64/kvm/sys_regs.c
+++ b/arch/arm64/kvm/sys_regs.c
@@ -835,7 +835,7 @@  static const struct sys_reg_desc sys_reg_descs[] = {
 	  access_pmu_regs, reset_unknown, PMXEVCNTR_EL0 },
 	/* PMUSERENR_EL0 */
 	{ Op0(0b11), Op1(0b011), CRn(0b1001), CRm(0b1110), Op2(0b000),
-	  trap_raz_wi },
+	  access_pmu_regs, reset_unknown, PMUSERENR_EL0 },
 	/* PMOVSSET_EL0 */
 	{ Op0(0b11), Op1(0b011), CRn(0b1001), CRm(0b1110), Op2(0b011),
 	  access_pmu_regs, reset_unknown, PMOVSSET_EL0 },
@@ -1218,7 +1218,8 @@  static const struct sys_reg_desc cp15_regs[] = {
 	  NULL, c9_PMXEVTYPER },
 	{ Op1( 0), CRn( 9), CRm(13), Op2( 2), access_pmu_cp15_regs,
 	  NULL, c9_PMXEVCNTR },
-	{ Op1( 0), CRn( 9), CRm(14), Op2( 0), trap_raz_wi },
+	{ Op1( 0), CRn( 9), CRm(14), Op2( 0), access_pmu_cp15_regs,
+	  NULL,  c9_PMUSERENR, 0 },
 	{ Op1( 0), CRn( 9), CRm(14), Op2( 1), access_pmu_cp15_regs,
 	  NULL, c9_PMINTENSET },
 	{ Op1( 0), CRn( 9), CRm(14), Op2( 2), access_pmu_cp15_regs,