Re: seabios 0.6.1 regression

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On 11/15/2010 05:49 PM, Avi Kivity wrote:
On 11/15/2010 05:41 PM, Avi Kivity wrote:

I think it's a miscompile.

out/code16.o:
 1a4:   3e                      ds
 1a5:   6c                      insb   (%dx),%es:(%edi)

Note no 66 prefix.


It isn't, that was random crap.  All the insb() code is 32-bit.


Rewriting it to use inb / stos works (jecxz ; insb; loop doesn't) so it looks like a kernel bug in insb emulation.

--
error compiling committee.c: too many arguments to function

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