[syslinux] syslinux current dir

[H. Peter Anvin]

Ferenc Wagner wrote:
> "H. Peter Anvin" <hpa at zytor.com> writes:
> 
>> Ferenc Wagner wrote:
>>> Ferenc Wagner <wferi at niif.hu> writes:
>>>
>>>> So here we go, my first shot at the problem.  It doesn't work.
>>> Any word on this approach?  I couldn't hunt for the bug yet.
>> It seems it should work for SYSLINUX, EXTLINUX and ISOLINUX.  PXELINUX
>> needs separate handling, since its "current directory" is a
>> server+prefix combination.
> 
> Yep, I forgot about that.  The prefix change is probably analogous (I
> didn't check), hope the server change is easy, too.  But I guess
> that's not too important to have.

Actually for a lot of users, it's *very* important.  It should be quite
easy, though.

> Too bad the patch doesn't work (not that I expected that).  I'll check
> for some invalidated registers, and come back for advice if I can't
> find the bug.

I recommend setting up a simulator -- you can use Qemu with gdb, or
Bochs (which has an internal debugger), for example; AMD also has a
downloadable version of SimNow! available.

	-hpa