[lkml]   [2000]   [Oct]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] make my life easier ...
"H. Peter Anvin" <> writes:
> Followup to: <>
> By author: Martin Mares <>
> In newsgroup:
> >
> > This doesn't make much sense to me: Why don't we just reinitialize the timings
> > as we do when programming the chipset instead of saving/restoring the state?
> >
> > Also, are you sure BIOSes don't save the IDE controller state when suspending?

I my experience, BIOSes do not do anything that you might expect them to :-)
(and usually do things you don't want them to ...)

> Wrong question. The proper question is "are we not sure the BIOS
> doesn't save..." and the answer is "with all the buggy BIOSes out
> there, of course not."
> Seriously. Relying on the BIOS any more than the absolutely necessary
> minimum is way dangerous.

Also, we need to plan for ACPI where we have to do all the power management
ourselves ...

Stephen Rothwell, Open Source Researcher, Linuxcare, Inc.
+61-2-62628990 tel, +61-2-62628991 fax,
Linuxcare. Support for the revolution.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 12:45    [W:0.069 / U:2.336 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site