Subject: Re: "mbrlabel" weirdness - bug or feature?
To: Alec Muffett <alecm@crypticide.com>
From: Quentin Garnier <cube@cubidou.net>
List: port-i386
Date: 02/18/2005 20:32:36
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On Fri, Feb 18, 2005 at 07:03:56PM +0000, David Laight wrote:
> > If you're using the whole disk for NetBSD (as you apparently do), only
> > configure one MBR partition for NetBSD, and then use disklabel to do
> > the actual partitioning.
> >=20
> > NetBSD doesn't deal with multiple NetBSD MBR-partitions on a disk.
>=20
> Hum - I've a disk with many netbsd MBR partitions, several of which
> are bootable.
>=20
> The kernel will write the same netbsd disklabel into every type 169
> mbr partition - ie the label describes the disk, but is saved at the
> start of each partition.
>=20
> You can use the netbsd mbr bootselect code to boot any of the mbr
> partitions, and the system will (try to) make that the root filesystem.
>=20
> Provided the bios supports LBA reads, you can even boot from an
> extended partition.
>=20
> sysinst will even let you install such a system.

Well, next time I'll read some more doc and code before I open my big
mouth :)

Thanks for the info David.

--=20
Quentin Garnier - cube@cubidou.net - cube@NetBSD.org
"When I find the controls, I'll go where I like, I'll know where I want
to be, but maybe for now I'll stay right here on a silent sea."
KT Tunstall, Silent Sea, Eye to the Telescope, 2004.

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