Re: [Xen-users] xen 2.0.7 on VIA C3 (EPIA)

[Rafael Ferreira <lists@xxxxxxxxxx>]

Please let me know if you figure how to get Xen 2.07/3 going on your C3.
I have the same problem with a Via C3 Samuel 2. 

- raf

On Sat, 2005-09-03 at 13:05 -0500, Chris Brookes wrote:
> Hello,
> 
> Has anyone tried to get Xen 2.0.7 booting on a VIA EPIA board with a
> VIA C3 CPU? I know some of the EPIA mainboards have a CPU with
> "features" (4kb pages and no cmov instruction) that require the patch
> Adam Sulmicki put together for 2.0.0 and 2.0.1
> (http://lists.xensource.com/archives/html/xen-devel/2004-12/txt8D0L7RWimG.txt),
> and I have managed to patch, compile and boot a NetBSD dom0
> sucessfully with this version.
> 
> However, I would really like to try and get 2.0.7 going, so I've
> attempted to apply the original patch where it still seemed
> appropriate. The patch does manage to get me some output from Xen as
> it boots (which is a great step forward from the immediate reboot
> without it), however the whole thing halts with "(XEN) Unknown
> interrupt" just after "
> XEN) System RAM: 509MB (521852kB)".
> 
> With a few well placed printk's I was able to determine that the halt
> was happening inside init_frametable() in arch/x86/memory.c, at the
> point where it calls memset(frame_table, 0, frame_table_size).
> 
> Unfortunately my C & ASM skills being what they are (i.e not great)
> I'm making  slow progress. Anyone more accomplished been there and
> done this, or can lend a hand?
> 
> Regards
> 
> Chris
> 
> cpu0: VIA C3 Samuel 2/Ezra (686-class), 533.36 MHz, id 0x673
> cpu0: features 80803035<FPU,DE,TSC,MSR,MTRR>
> cpu0: features 80803035<PGE,MMX>
> cpu0: features 80803035<3DNOW>
> cpu0: I-cache 64 KB 32B/line 4-way, D-cache 64 KB 32B/line 4-way
> cpu0: L2 cache 64 KB 32B/line 4-way
> cpu0: ITLB 128 4 KB entries 8-way
> cpu0: DTLB 128 4 KB entries 8-way
> cpu0: 4 page colors
> 
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> http://lists.xensource.com/xen-users
> 


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