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head/sys/dev/hyperv/vmbus/hv_et.c
| Show First 20 Lines • Show All 54 Lines • ▼ Show 20 Lines | |||||
| static int | static int | ||||
| hv_et_start(struct eventtimer *et, sbintime_t firsttime, sbintime_t periodtime) | hv_et_start(struct eventtimer *et, sbintime_t firsttime, sbintime_t periodtime) | ||||
| { | { | ||||
| union hv_timer_config timer_cfg; | union hv_timer_config timer_cfg; | ||||
| uint64_t current; | uint64_t current; | ||||
| timer_cfg.as_uint64 = 0; | timer_cfg.as_uint64 = 0; | ||||
| timer_cfg.auto_enable = 1; | timer_cfg.auto_enable = 1; | ||||
| timer_cfg.sintx = HV_VMBUS_MESSAGE_SINT; | timer_cfg.sintx = HV_VMBUS_TIMER_SINT; | ||||
| periodticks[curcpu] = sbintime2tick(periodtime); | periodticks[curcpu] = sbintime2tick(periodtime); | ||||
| if (firsttime == 0) | if (firsttime == 0) | ||||
| firsttime = periodtime; | firsttime = periodtime; | ||||
| current = rdmsr(HV_X64_MSR_TIME_REF_COUNT); | current = rdmsr(HV_X64_MSR_TIME_REF_COUNT); | ||||
| current += sbintime2tick(firsttime); | current += sbintime2tick(firsttime); | ||||
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