Displaying 1 result from an estimated 1 matches for "get_emul_dr".
2002 Sep 03
0
isolinux.asm - improving spec_query_failed routine...
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Bart Lagerweij - http://www.nu2.nu
To contact me go here: http://www.nu2.nu/contact/bart
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;------------------------------------------------------------
; Get first emulated drive number
; returns:
; CF=1 - not in emulation mode
; CF=0 - in emulation mode
; DL - drive number for emulation
get_emul_drive:
push ax
push si
; mov [spec_packet], 13h
mov dl, 0ffh ; drive number
get_emul_drive1:
mov ax, 4b01h ; get status
mov [spec_packet], 0
call int13
; Bogus Dell PC's do not return carry flag correctly - ignoring it
; jnc get_emul_drive_ok
; some bogus bioses (Dell Inspiron 2500) ret...