Re: Is the C3 possible with SMP?
Alexander Motin <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.mobile,gmane.os.freebsd.devel.acpi |
|---|---|
| Message-ID | <[email protected]> |
Alexandre "Sunny" Kovalenko wrote: > You would not happen to have USB loaded or built into kernel? If you do, At home I have external USB keyboard and mouse, so yes, it is built in. It would be difficult to unload and reload it each time I connect something. I have read in ICH8M datasheet about special feature of reducing USB busmaster activity on idle periods to support C3 state. Do you know something about it? > you will practically never go into C3. What does > > sysctl dev.cpu | grep cx_usage > > say? %sysctl -a | grep cx_ hw.acpi.cpu.cx_lowest: C2 dev.cpu.0.cx_supported: C1/1 C2/1 C3/57 dev.cpu.0.cx_lowest: C2 dev.cpu.0.cx_usage: 0.00% 100.00% 0.00% dev.cpu.1.cx_supported: C1/1 C2/1 C3/57 dev.cpu.1.cx_lowest: C3 dev.cpu.1.cx_usage: 0.00% 0.43% 99.56% -- Alexander Motin _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-mobile To unsubscribe, send any mail to "[email protected]"