Re: [9fans] Grub Boot Problem

[matt <mattmobile@proweb.co.uk>]

http://btmgr.sourceforge.net

will also do the letter swapping dance

I *think* you can use it in combination with grub (not done so myself)

I use it for multi-booting freebsd / windowsXp and plan9 on whatever
drives one likes


not that anyone would boot plan9 & windowsxp on the same machine, eh
uriel ?


Russ Cox wrote:
>> I think I get what you mean, but why would it swap the drive letters ?
>> I mean if grub already found the right partition and started it, why
>> would it then mess up while calling 9load ?
>
> PCs are only meant to boot from the first hard drive.
> Grub does some kind of magic that I don't fully understand
> to convince the BIOS to pretend that the second hard drive
> is the first and vice versa.  If that doesn't get through to
> pbs/pbslba or gets through the wrong way, then pbs/pbslba
> could easily end up looking at the wrong disk for the 9fat
> partition.
>
> Russ
>
>