[syslinux] inconsistent Int 22h local boot

H. Peter Anvin hpa at zytor.com
Thu Jan 3 09:56:10 PST 2008

Miguel wrote:
>>> Upgrade to 3.54 did not solve the problem ...
>>> same behavior ... Dell 1435
>>> still returns from Int 22h AX=0014.
>>> I'll try to collect more data.
>> That is very odd indeed.
> Agreed
>> The code to do it shouldn't even have a way to
>> return... I traced through the execution and there
>> doesn't seem any possibility.  It would be useful to
>> know what values are returned by INT 22h, AX=000Ah.
> In addition to AX=000Ah, I also did AX=0015h.
> I have attached a screen shot ... don't know if it will make it to the
> mailing list.
> Int22h AX=000Ah -> AL=32h DX=0201h

What about the other information, especially FS:SI?


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