Re: auto power-off on a SPARC LX (was Re: Ethernet lockup)

[Eric Brower <ebrower@usa.net>]

The Ultra patch is not applicable.  The SPARC kernel will not power-down 
a system with a serial console attached; from process.c:

> void machine_power_off(void)
> {
> #ifdef CONFIG_SUN_AUXIO
>     if (auxio_power_register && !serial_console)
>         *auxio_power_register |= AUXIO_POWER_OFF;
> #endif
>     machine_halt();
> }

If this implementation bothers you, consider coding-up a sysctl to 
modify this behavior.

E

Matthew Haas wrote:
> On Wed, 4 Jun 2003, David List wrote:
>
> > > 2.4.21-rc7 should build just fine. If you still have problems, I'll be
> > > posting about 2.4.21-rc7 based kernel deb's in the next 12 hours. I'll
> > > also provide a 2.4.21-rc7 based netinst ISO.
> >
> > Great. I'll look into that. Thank you for your answer.
>
>
>  Just curious-- I've got a SPARC LX running Debian 3.0 and a 2.4.21-rc6
> kernel... ever since I've upgraded to a 2.4.x kernel on the LX I haven't
> managed to get it to auto power-off on a shutdown. The 2.2.x kernels seem
> to work fine.
>
>  On bootup, however, I DO get a: power-off control detected.
>
>  Or some similar message to that effect.
>
>  Any ideas? My LX is running headless, so having it automatically
> power-off is a very useful feature to me.
>
> ---
>  Matthew Haas           Squirrel's Law #209203923: "Thou shalt ignoreth
>  Corning/Geneseo, NY       all RAM specifications, they're noo scottish"