Difference between revisions of "USB Option ROM progess"

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(Seabios interrupt)
(Seabios interrupt)
Line 2: Line 2:
 
==Seabios interrupt  ==
 
==Seabios interrupt  ==
 
int 13<br>
 
int 13<br>
AH=00h: Reset Disk Drives
+
AH=00h: Reset Disk Drives<br>
AH=01h: Check Drive Status
+
AH=01h: Check Drive Status<br>
 +
AH=02h: Read Sectors From Drive<br>
 +
AH=03h: Write Sectors To Drive
 
int 18<br>
 
int 18<br>
 
int 19<br>
 
int 19<br>

Revision as of 07:29, 28 July 2009

reference

Seabios interrupt

int 13
AH=00h: Reset Disk Drives
AH=01h: Check Drive Status
AH=02h: Read Sectors From Drive
AH=03h: Write Sectors To Drive int 18
int 19

drive numbering scheme

keyboard
mouse
disk

this is an rough page which can will be continued improved