diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/arm64/arch_timer.h')
| -rw-r--r-- | tools/testing/selftests/kvm/include/arm64/arch_timer.h | 54 |
1 files changed, 39 insertions, 15 deletions
diff --git a/tools/testing/selftests/kvm/include/arm64/arch_timer.h b/tools/testing/selftests/kvm/include/arm64/arch_timer.h index bf461de34785..a5836d4ab7ee 100644 --- a/tools/testing/selftests/kvm/include/arm64/arch_timer.h +++ b/tools/testing/selftests/kvm/include/arm64/arch_timer.h @@ -18,20 +18,20 @@ enum arch_timer { #define CTL_ISTATUS (1 << 2) #define msec_to_cycles(msec) \ - (timer_get_cntfrq() * (uint64_t)(msec) / 1000) + (timer_get_cntfrq() * (u64)(msec) / 1000) #define usec_to_cycles(usec) \ - (timer_get_cntfrq() * (uint64_t)(usec) / 1000000) + (timer_get_cntfrq() * (u64)(usec) / 1000000) #define cycles_to_usec(cycles) \ - ((uint64_t)(cycles) * 1000000 / timer_get_cntfrq()) + ((u64)(cycles) * 1000000 / timer_get_cntfrq()) -static inline uint32_t timer_get_cntfrq(void) +static inline u32 timer_get_cntfrq(void) { return read_sysreg(cntfrq_el0); } -static inline uint64_t timer_get_cntct(enum arch_timer timer) +static inline u64 timer_get_cntct(enum arch_timer timer) { isb(); @@ -48,7 +48,7 @@ static inline uint64_t timer_get_cntct(enum arch_timer timer) return 0; } -static inline void timer_set_cval(enum arch_timer timer, uint64_t cval) +static inline void timer_set_cval(enum arch_timer timer, u64 cval) { switch (timer) { case VIRTUAL: @@ -64,7 +64,7 @@ static inline void timer_set_cval(enum arch_timer timer, uint64_t cval) isb(); } -static inline uint64_t timer_get_cval(enum arch_timer timer) +static inline u64 timer_get_cval(enum arch_timer timer) { switch (timer) { case VIRTUAL: @@ -79,7 +79,7 @@ static inline uint64_t timer_get_cval(enum arch_timer timer) return 0; } -static inline void timer_set_tval(enum arch_timer timer, int32_t tval) +static inline void timer_set_tval(enum arch_timer timer, s32 tval) { switch (timer) { case VIRTUAL: @@ -95,7 +95,7 @@ static inline void timer_set_tval(enum arch_timer timer, int32_t tval) isb(); } -static inline int32_t timer_get_tval(enum arch_timer timer) +static inline s32 timer_get_tval(enum arch_timer timer) { isb(); switch (timer) { @@ -111,7 +111,7 @@ static inline int32_t timer_get_tval(enum arch_timer timer) return 0; } -static inline void timer_set_ctl(enum arch_timer timer, uint32_t ctl) +static inline void timer_set_ctl(enum arch_timer timer, u32 ctl) { switch (timer) { case VIRTUAL: @@ -127,7 +127,7 @@ static inline void timer_set_ctl(enum arch_timer timer, uint32_t ctl) isb(); } -static inline uint32_t timer_get_ctl(enum arch_timer timer) +static inline u32 timer_get_ctl(enum arch_timer timer) { switch (timer) { case VIRTUAL: @@ -142,17 +142,41 @@ static inline uint32_t timer_get_ctl(enum arch_timer timer) return 0; } -static inline void timer_set_next_cval_ms(enum arch_timer timer, uint32_t msec) +static inline void timer_set_next_cval_ms(enum arch_timer timer, u32 msec) { - uint64_t now_ct = timer_get_cntct(timer); - uint64_t next_ct = now_ct + msec_to_cycles(msec); + u64 now_ct = timer_get_cntct(timer); + u64 next_ct = now_ct + msec_to_cycles(msec); timer_set_cval(timer, next_ct); } -static inline void timer_set_next_tval_ms(enum arch_timer timer, uint32_t msec) +static inline void timer_set_next_tval_ms(enum arch_timer timer, u32 msec) { timer_set_tval(timer, msec_to_cycles(msec)); } +static inline u32 vcpu_get_vtimer_irq(struct kvm_vcpu *vcpu) +{ + u32 intid; + u64 attr; + + attr = vcpu_has_el2(vcpu) ? KVM_ARM_VCPU_TIMER_IRQ_HVTIMER : + KVM_ARM_VCPU_TIMER_IRQ_VTIMER; + vcpu_device_attr_get(vcpu, KVM_ARM_VCPU_TIMER_CTRL, attr, &intid); + + return intid; +} + +static inline u32 vcpu_get_ptimer_irq(struct kvm_vcpu *vcpu) +{ + u32 intid; + u64 attr; + + attr = vcpu_has_el2(vcpu) ? KVM_ARM_VCPU_TIMER_IRQ_HPTIMER : + KVM_ARM_VCPU_TIMER_IRQ_PTIMER; + vcpu_device_attr_get(vcpu, KVM_ARM_VCPU_TIMER_CTRL, attr, &intid); + + return intid; +} + #endif /* SELFTEST_KVM_ARCH_TIMER_H */ |
