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[Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks
From: |
Gleb Natapov |
Subject: |
[Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks |
Date: |
Tue, 11 May 2010 15:33:25 +0300 |
On Tue, May 11, 2010 at 10:04:25AM +0100, Stefan Hajnoczi wrote:
> >From what I can tell SeaBIOS is reading CMOS_BIOS_BOOTFLAG1 and
> CMOS_BIOS_BOOTFLAG2 from non-volatile memory. The values index into
> bev[], which contains IPL entries (the drives).
>
> Is the order of bev[] entries well-defined? Is there a way for QEMU
> command-line to know that the first virtio-blk device corresponds to x
> and the IDE CD-ROM corresponds to y?
>
The order of bev[] is the order in which bootable devices where discovered
and can change from one version of Seabios to another.
--
Gleb.
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, (continued)
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, Avi Kivity, 2010/05/11
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, Gleb Natapov, 2010/05/11
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, Avi Kivity, 2010/05/12
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, Gleb Natapov, 2010/05/12
- [Qemu-devel] Re: [PATCHv2] Support for booting from virtio disks, Kevin O'Connor, 2010/05/12