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From: Alexander Kapshuk <alexander.kapshuk@gmail.com>
Date: Wed, 17 Jul 2019 21:28:51 +0300
Message-ID: <CAJ1xhMU+bKidMcOVNV3-=NnarudX5ApWvqAjciGFH5LsbGbwUw@mail.gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] Plan 9 won't boot on Xen 8.0
Topicbox-Message-UUID: 019b0508-eada-11e9-9d60-3106f5b1d025

Thanks for your response, and apologies for the delay in replying.
I was thinking if it would also be possible to migrate the current
Plan 9 setup that is used with Xen to Qemu.
Thanks.

On Mon, Jul 8, 2019 at 10:53 AM Alexander Sychev <santucco@gmail.com> wrote:
>
> Hi,
>
> Xen now looks for a section with name '__xen_guest' starting from a second section.
> A simple workaround is to make two '__xen_guest' sections (with a small patch of xenelf.c):
>
> diff -r xen/mkfile xen2/mkfile
> 105c107,108
> <       ./xenelf.$cputype $target.elf $target __xen_guest ''$XENELF''
> ---
> >       ./xenelf.$cputype $target.elf $target.elf2 __xen_guest ''$XENELF''
> >       ./xenelf.$cputype $target.elf2 $target __xen_guest ''$XENELF''
> diff -r xen/xenelf.c xen2/xenelf.c
> 131c131,132
> <       ns = 0; //GETS(&e.shnum);
> ---
> >       ns = GETS(&e.shnum);
>
> I run it on Xen 4.10.3
>
> On Fri, Jul 5, 2019 at 9:25 AM Alexander Kapshuk <alexander.kapshuk@gmail.com> wrote:
>>
>> I had Plan 9 running on Xen 7.5. After upgrading to Xen 8.0 Plan 9
>> won't boot any more.
>> I get a 'No bootable device' message displayed.
>>
>> The system was previously setup by someone else.
>> If I can, I would like to try and make it run on Xen 8.0.
>>
>> Any tips would be much appreciated.
>>
>
>
> --
> Best regards,
>   Alexander