Lines Matching +full:8 +full:- +full:cpu

30 .Nd CPU frequency control framework
56 driver provides a unified kernel and user interface to CPU frequency
61 .Xr sysctl 8
79 configured P-state.)
87 .Bl -tag -width indent
88 .It Va dev.cpu.%d.freq
89 Current active CPU frequency in MHz.
90 .It Va dev.cpu.%d.freq_driver
93 driver used by this cpu.
94 .It Va dev.cpu.%d.freq_levels
95 Currently available levels for the CPU (frequency/power usage).
103 Lowest CPU frequency in MHz to offer to users.
111 If enabled, the AMD hwpstate driver limits administrative control of P-states
113 .Xr powerd 8 )
117 P-state, which results in the inability to ever raise the P-state back to P0
126 .Bl -tag -compact -width "hwpstate_intel(4)"
128 ACPI CPU performance states
140 Intel SMI-based SpeedStep for PIIX4
146 .Bl -tag -compact -width "acpi_throttle"
148 ACPI CPU throttling
153 Kernel components can query and set CPU frequencies through the
232 Kernel drivers offering hardware-specific CPU frequency control export
242 Additionally, the driver must attach a device as a child of a CPU
254 .Bd -literal
256 	int	freq;	/* CPU clock in MHz or 100ths of a percent. */
295 method returns the currently-active driver setting.
310 .Xr powerd 8 ,
311 .Xr sysctl 8
324 Notification of CPU and bus frequency changes is not implemented yet.