On Tue, Apr 15, 2008 at 12:34 PM, Anthony Liguori <[EMAIL PROTECTED]> wrote:
> Nguyen Anh Quynh wrote:
>  > On 4/15/08, Anthony Liguori <[EMAIL PROTECTED]> wrote:
>  >
>  >> Hi Nguyen,
>  >>
>  >>  Nguyen Anh Quynh wrote:
>  >>
>  >>
>  >>> Hi Anthony,
>  >>>
>  >>> I spot a bug and few dead code in the extboot option rom. Perhaps the
>  >>> reason they are there is because less people want to look at assembly
>  >>> code, and it looks indeed scary.
>  >>>
>  >>> So I decided to rewrite it in C, using .code16gcc directive. Some
>  >>>
>  >> advantages:
>  >>
>  >>> - C code is easier to understand, find bugs, maintain and hack (so we
>  >>> can add more features in the future)
>  >>> - The binary image is same: 1.5K. The actual code size is also about
>  >>> the same size: around 1.2K. (gcc can optimize really well)
>  >>>
>  >>>
>  >>>
>  >>  I think converting to code16gcc is a good direction to go in.  I actually
>  >> rewrote it myself using code16gcc but I ran into problems with segment
>  >> assumptions and Windows guests.  I tried out your version with a Linux 
> guest
>  >> with good success but it fails with a win2k guest.
>  >>
>  >>  Have you tested with a Windows guest?
>  >>
>  >
>  > Not yet. Last time I tried, the Windows virtio drivers posted a while
>  > ago dont work with my WinXP. I will try again, though.
>  >
>
>  I just test with scsi, not virtio.
>
>  You should be able to get very far along the Windows boot process with
>  extboot.  If you just install the LSI driver in Win2k, you can boot up
>  completely.  Someone just posted instructions for doing scsi boot with
>  Windows XP assuming you installed the VM from IDE.
>

Anthony, could you post in detail on how to configure LSI with W2k to
boot on scsi? I tried hard here, but it never works for me. I always
get error at bootup step. W2k reports something like it cannot find
Windows kernel :-(

Many thanks,
Jun

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