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[Qemu-devel] [PATCH v4 01/21] target/arm: Check PMCNTEN for whether PMCC
From: |
Aaron Lindsay |
Subject: |
[Qemu-devel] [PATCH v4 01/21] target/arm: Check PMCNTEN for whether PMCCNTR is enabled |
Date: |
Tue, 17 Apr 2018 16:37:45 -0400 |
Signed-off-by: Aaron Lindsay <address@hidden>
Reviewed-by: Peter Maydell <address@hidden>
---
target/arm/helper.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/arm/helper.c b/target/arm/helper.c
index b14fdab..485004e 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -994,7 +994,7 @@ static inline bool arm_ccnt_enabled(CPUARMState *env)
{
/* This does not support checking PMCCFILTR_EL0 register */
- if (!(env->cp15.c9_pmcr & PMCRE)) {
+ if (!(env->cp15.c9_pmcr & PMCRE) || !(env->cp15.c9_pmcnten & (1 << 31))) {
return false;
}
--
Qualcomm Datacenter Technologies as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.
- [Qemu-devel] [PATCH v4 00/21] More fully implement ARM PMUv3, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 01/21] target/arm: Check PMCNTEN for whether PMCCNTR is enabled,
Aaron Lindsay <=
- [Qemu-devel] [PATCH v4 02/21] target/arm: Treat PMCCNTR as alias of PMCCNTR_EL0, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 05/21] target/arm: Fetch GICv3 state directly from CPUARMState, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 04/21] target/arm: Mask PMU register writes based on PMCR_EL0.N, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 06/21] target/arm: Support multiple EL change hooks, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 09/21] target/arm: Fix bitmask for PMCCFILTR writes, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 03/21] target/arm: Reorganize PMCCNTR accesses, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 08/21] target/arm: Allow EL change hooks to do IO, Aaron Lindsay, 2018/04/17
- [Qemu-devel] [PATCH v4 07/21] target/arm: Add pre-EL change hooks, Aaron Lindsay, 2018/04/17