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SubjectRe: Power management (was Re: 2.3 wish: integrate pcmcia into mainstream kernel)
On Wed, Jun 09, 1999 at 01:05:53PM +0200, Werner Almesberger wrote:
> Let me briefly introduce that design. The goal is to provide useful
> power management for devices like battery-powered palmtop computers,
> like the Psion S5, Geofox One, or eventually WinCE machines.

> - each device has an idle timer associated with it. Whenever the device
> does something "interesting", it resets the idle time. When the device
> reaches its idle time, it is switched off.

Is there a mechanism for allowing a device to power itself back on when
it receives an interrupt? This would be interesting for mobile phones,
I imagine.

Matthew Wilcox <>
"Windows and MacOS are products, contrived by engineers in the service of
specific companies. Unix, by contrast, is not so much a product as it is a
painstakingly compiled oral history of the hacker subculture." - N Stephenson

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