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david
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Posts: 93 Joined: Tue Aug 21, 2007 4:22 am
Location: Beijing.China
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by david » Mon Nov 12, 2007 12:44 am
I want to set floppy A type value in CMOS using nasm .
the value is 1.44 MB . how to do ?
mov al, 90h
out 70h, al
jmp $ + 2
mov al, ? ; ( the value is ? )
out 71h, al
david
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Posts: 93 Joined: Tue Aug 21, 2007 4:22 am
Location: Beijing.China
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by david » Mon Nov 12, 2007 12:48 am
what is detail information of the floppy driver type table ?
type value
Disable ?
1.44 MB ?
2.88 MB ?
Combuster
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by Combuster » Mon Nov 12, 2007 1:25 am
"Certainly avoid yourself. He is a newbie and might not realize it. You'll hate his code deeply a few years down the road." - Sortie
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inflater
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by inflater » Tue Nov 13, 2007 12:55 pm
Be careful when messing with CMOS though
, some things can have the checksums and the modification of them will result in need of CMOS reset.
Regards
inflater
david
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Posts: 93 Joined: Tue Aug 21, 2007 4:22 am
Location: Beijing.China
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by david » Tue Dec 04, 2007 3:25 am
i know the detail info
Combuster
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Posts: 9301 Joined: Wed Oct 18, 2006 3:45 am
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by Combuster » Tue Dec 04, 2007 7:11 am
I wonder, what's the point of sending the exact same message to multiple threads?
"Certainly avoid yourself. He is a newbie and might not realize it. You'll hate his code deeply a few years down the road." - Sortie
[
My OS ] [
VDisk/SFS ]