lkml.org 
[lkml]   [2005]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: bios interaction with linux kernel after uncompression.
On Wed, 6 Jul 2005 12:02:26 +0530 Bhagyashri Bijwe wrote:

| Hi,
| During bootstrapping, bios provides services like video ,hard
| drive services, memory sizing, PCI table to linux kernel.
| After uncompression of kernel , Does linux kernel have any
| interaction with bios?
| I know that most of work is done by linux device driver.
| What is dependency of running linux on bios ?
| Thanks in advance,

As little as possible after boot/init.

That means that BIOS is used for APM mode selections
if APM is being used and for ACPI state-switching.
Oh, I guess we have to acknowledge that hidden SMI code
also, but Linux doesn't use it AFAIK, it's just there
and being executed.

Those are all that I know of before being fully awake.

---
~Randy
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-07-07 04:54    [W:0.021 / U:0.532 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site