Changeset View
Changeset View
Standalone View
Standalone View
usr.sbin/apm/apm.8
| Show First 20 Lines • Show All 67 Lines • ▼ Show 20 Lines | |||||
| .Ar enable , | .Ar enable , | ||||
| enable or disable the HLT instruction in the kernel context switch routine. | enable or disable the HLT instruction in the kernel context switch routine. | ||||
| These options are not necessary for almost all APM implementations, | These options are not necessary for almost all APM implementations, | ||||
| but for some implementations whose | but for some implementations whose | ||||
| .Dq Pa Idle CPU | .Dq Pa Idle CPU | ||||
| call executes both CPU clock slowdown and HLT instruction, | call executes both CPU clock slowdown and HLT instruction, | ||||
| .Fl h Cm false | .Fl h Cm false | ||||
| is necessary to prevent the system from reducing its peak performance. | is necessary to prevent the system from reducing its peak performance. | ||||
| See | |||||
| .Xr apm 4 | |||||
| for details. | |||||
| .It Fl l | .It Fl l | ||||
| Display the remaining battery percentage. | Display the remaining battery percentage. | ||||
| If your laptop does not | If your laptop does not | ||||
| support this function, 255 is displayed. | support this function, 255 is displayed. | ||||
| .It Fl r Ar delta | .It Fl r Ar delta | ||||
| Enable the resume wakeup timer, if the laptop supports it. | Enable the resume wakeup timer, if the laptop supports it. | ||||
| This | This | ||||
| does not actually suspend the laptop, but if the laptop is suspended, | does not actually suspend the laptop, but if the laptop is suspended, | ||||
| Show All 29 Lines | |||||
| .El | .El | ||||
| .Pp | .Pp | ||||
| If no options are specified, | If no options are specified, | ||||
| .Nm | .Nm | ||||
| displays information and current status of APM in verbose mode. | displays information and current status of APM in verbose mode. | ||||
| If multiple display options are given, the values are displayed one | If multiple display options are given, the values are displayed one | ||||
| per line in the order given here. | per line in the order given here. | ||||
| .Sh SEE ALSO | .Sh SEE ALSO | ||||
| .Xr apm 4 , | .Xr acpi 4 , | ||||
| .Xr zzz 8 | .Xr zzz 8 | ||||
| .Sh AUTHORS | .Sh AUTHORS | ||||
| .An Tatsumi Hosokawa Aq Mt hosokawa@jp.FreeBSD.org | .An Tatsumi Hosokawa Aq Mt hosokawa@jp.FreeBSD.org | ||||
| .Sh BUGS | .Sh BUGS | ||||
| Some APM implementations do not support parameters needed by | Some APM implementations do not support parameters needed by | ||||
| .Nm . | .Nm . | ||||
| On such systems, | On such systems, | ||||
| .Nm | .Nm | ||||
| Show All 12 Lines | |||||