40     struct stimer timer[HV_SYNIC_STIMER_COUNT];  member
62 static void stimer_init(struct stimer *timer, int index)  in stimer_init()  argument
64     memset(timer, 0, sizeof(*timer));  in stimer_init()
65     timer->index = index;  in stimer_init()
76     for (i = 0; i < ARRAY_SIZE(svcpu->timer); i++) {  in synic_enable()
77         stimer_init(&svcpu->timer[i], i);  in synic_enable()
84 static void stimer_shutdown(struct stimer *timer)  in stimer_shutdown()  argument
86     wrmsr(HV_X64_MSR_STIMER0_CONFIG + 2*timer->index, 0);  in stimer_shutdown()
89 static void process_stimer_expired(struct stimer *timer)  in process_stimer_expired()  argument
91     atomic_inc(&timer->fire_count);  in process_stimer_expired()
99     struct stimer *timer;  in process_stimer_msg()  local
120     if (payload->timer_index >= ARRAY_SIZE(svcpu->timer)) {  in process_stimer_msg()
125     timer = &svcpu->timer[payload->timer_index];  in process_stimer_msg()
127     if (timer->direct) {  in process_stimer_msg()
133     process_stimer_expired(timer);  in process_stimer_msg()
175     struct stimer *timer = &svcpu->timer[timer_index];  in __stimer_isr_direct()  local
177     process_stimer_expired(timer);  in __stimer_isr_direct()
198 static void stimer_start(struct stimer *timer,  in stimer_start()  argument
205     atomic_set(&timer->fire_count, 0);  in stimer_start()
210     if (!timer->direct) {  in stimer_start()
211         config.sintx = timer->sint;  in stimer_start()
214         config.apic_vector = timer->apic_vec;  in stimer_start()
224         wrmsr(HV_X64_MSR_STIMER0_COUNT + timer->index*2, count);  in stimer_start()
225         wrmsr(HV_X64_MSR_STIMER0_CONFIG + timer->index*2, config.as_uint64);  in stimer_start()
227         wrmsr(HV_X64_MSR_STIMER0_CONFIG + timer->index*2, config.as_uint64);  in stimer_start()
228         wrmsr(HV_X64_MSR_STIMER0_COUNT + timer->index*2, count);  in stimer_start()
237     for (i = 0; i < ARRAY_SIZE(svcpu->timer); i++) {  in stimers_shutdown()
238         stimer_shutdown(&svcpu->timer[i]);  in stimers_shutdown()
266     timer1 = &svcpu->timer[0];  in stimer_test_prepare()
267     timer2 = &svcpu->timer[1];  in stimer_test_prepare()
281     timer1 = &svcpu->timer[0];  in stimer_test_prepare_direct()
282     timer2 = &svcpu->timer[1];  in stimer_test_prepare_direct()
310 static void stimer_test_one_shot(int vcpu, struct stimer *timer)  in stimer_test_one_shot()  argument
313     stimer_start(timer, false, false, ONE_MS_IN_100NS);  in stimer_test_one_shot()
314     while (atomic_read(&timer->fire_count) < 1) {  in stimer_test_one_shot()
318     stimer_shutdown(timer);  in stimer_test_one_shot()
321 static void stimer_test_auto_enable_one_shot(int vcpu, struct stimer *timer)  in stimer_test_auto_enable_one_shot()  argument
324     stimer_start(timer, true, false, ONE_MS_IN_100NS);  in stimer_test_auto_enable_one_shot()
325     while (atomic_read(&timer->fire_count) < 1) {  in stimer_test_auto_enable_one_shot()
329     stimer_shutdown(timer);  in stimer_test_auto_enable_one_shot()
332 static void stimer_test_auto_enable_periodic(int vcpu, struct stimer *timer)  in stimer_test_auto_enable_periodic()  argument
335     stimer_start(timer, true, true, ONE_MS_IN_100NS);  in stimer_test_auto_enable_periodic()
336     while (atomic_read(&timer->fire_count) < 1000) {  in stimer_test_auto_enable_periodic()
340     stimer_shutdown(timer);  in stimer_test_auto_enable_periodic()
343 static void stimer_test_one_shot_busy(int vcpu, struct stimer *timer)  in stimer_test_one_shot_busy()  argument
349     if (timer->direct)  in stimer_test_one_shot_busy()
353     msg = &msg_page->sint_message[timer->sint];  in stimer_test_one_shot_busy()
358     stimer_start(timer, false, false, ONE_MS_IN_100NS);  in stimer_test_one_shot_busy()
364     report(!atomic_read(&timer->fire_count),  in stimer_test_one_shot_busy()
371     while (atomic_read(&timer->fire_count) < 1) {  in stimer_test_one_shot_busy()
376     stimer_shutdown(timer);  in stimer_test_one_shot_busy()
387     timer1 = &svcpu->timer[0];  in stimer_test()
388     timer2 = &svcpu->timer[1];  in stimer_test()