diff options
Diffstat (limited to 'target-arm/cpu.h')
| -rw-r--r-- | target-arm/cpu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 60dea03092..51bedc8262 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -353,6 +353,17 @@ int cpu_arm_signal_handler(int host_signum, void *pinfo, int arm_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int rw, int mmu_idx); +/** + * pmccntr_sync + * @env: CPUARMState + * + * Synchronises the counter in the PMCCNTR. This must always be called twice, + * once before any action that might affect the timer and again afterwards. + * The function is used to swap the state of the register if required. + * This only happens when not in user mode (!CONFIG_USER_ONLY) + */ +void pmccntr_sync(CPUARMState *env); + /* SCTLR bit meanings. Several bits have been reused in newer * versions of the architecture; in that case we define constants * for both old and new bit meanings. Code which tests against those |