Lines Matching +full:use +full:- +full:broken +full:- +full:interrupts
4 .\" Redistribution and use in source and binary forms, with or without
19 .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 The kernel uses several types of time-related devices, such as: real time clocks,
37 Event timers are responsible for generating interrupts at a specified time or
38 periodically, to run different time-based events.
45 performance-critical places like the process scheduler.
63 .Bd -literal
64 kern.timecounter.choice: TSC-low(-100) HPET(950) i8254(0) ACPI-fast(900) dummy(-1000000)
65 kern.timecounter.tc.ACPI-fast.mask: 16777215
66 kern.timecounter.tc.ACPI-fast.counter: 13467909
67 kern.timecounter.tc.ACPI-fast.frequency: 3579545
68 kern.timecounter.tc.ACPI-fast.quality: 900
77 kern.timecounter.tc.TSC-low.mask: 4294967295
78 kern.timecounter.tc.TSC-low.counter: 4067509463
79 kern.timecounter.tc.TSC-low.frequency: 11458556
80 kern.timecounter.tc.TSC-low.quality: -100
84 .Bl -inset
94 A negative value means this time counter is broken and should not be used.
98 higher-quality time counter when it registers, unless the
106 is not the one currently in use.