Re: [Qemu-devel] Inquiry:Solaris 8 installation on QEMU

[Blue Swirl]

On Wed, Nov 4, 2009 at 1:50 AM, Artyom Tarasenko
<address@hidden> wrote:
> 2009/9/19 Blue Swirl <address@hidden>:
>>  Even Sparc32 can't boot Solaris for some mysterious reason.
>
> Not so mysterious anymore! Mitch Bradley found that subcc instruction
> was not correctly setting carry flag in the case where both arguments
> were 0 and carry flag was previously set. Fixing the bug allowed to
> start booting Solaris 2.5.1 and Solaris 2.6 up to /sbin/init.
> Afterwards I found more corner cases in add(x)cc and sub(x)cc carry
> handling. Now Solaris 2.5.1 (
> http://tyom.blogspot.com/2009/10/greetings-professor-falken.html ) and
> 2.6 ( 
> http://tyom.blogspot.com/2009/11/another-week-another-solaris-version.html
> ) can be boot in a single user mode.

Awesome!

> The kernels of Solaris 8 & 9 can be boot too, but then they flood
> about spurious irq 10. It seems that the earlier Solaris versions are
> also suffering from spurious interrupts, because the boot process
> takes very long: ~7 hours on address@hidden .

A bug in the system timer implementation?