On Thursday 17 November 2005 20:51, linux-os (Dick Johnson) wrote:
>
> With Linux-2.4.26 I reported that if a Compaq gets rebooted while
> running Linux-2.4.26, it will not be able to restart Windows 2000.
> It cam restart Linux fine. Today, I tried the same thing with
> Linux-2.6.13.4. It fails, too.
>
> The symptoms are that you just "reboot" Linux. When the GRUB loader
> comes up, I select my Windows-2000/professional. That M$ Crap comes
> up to where it's just about to start the high-resolution screen.
> Then it stops forever, no interrupts, no nothing. I need to disconnect
> power and remove the battery to recover.
>
> It appears as though Linux is still restarting as a "warm boot",
> rather than a cold boot (in other words, putting magic in the
> shutdown byte of CMOS) so the hardware doesn't get properly
> initialized. Would somebody please check this out. When changing
> operating systems, you need a cold-boot.
Can you check which driver does that? The test would be to
boot a special Linux setup which reboots immediately
(say, wuth init=/some/reboot_script.sh boot param).
Then start removing drivers from kernel until you
can boot Win successfully after Linux reboots.
--
vda
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