User`s manual

DIGITAL-LOGIC AG MSLB-P5 Manual V0.3
PRELIMINARY 171
Continued
AL Type of media installed:
00h = 720 kB diskette
01h = 1.44 MB diskette
02h = 2.88 MB diskette
03h = 1 MB diskette
04h = 2 MB diskette
06h = 4 MB diskette
16.6.6 Interrupt 13h–Fixed Disk Services
Interrupt 13h acceses these Services:
• Standard Fixed-Disk Services, 00h-15h
• Enhanced Disk Drive Services, 41h -48h
• Bootable CD-ROM Services, 4Ah-4Dh
The following box lists the error codes:
Int 13h Fixed-Disk Exit Codes
AH 00h = No error
If Carry = 1:
AH 01 = Bad command or parameter
02h = Address mark not found
04h = Sector not found
05h = Reset failed
07h = Drive parameter activity failed
0Ah = Bad sector flag detected
10h = ECC data error
11h = ECC data corrected
20h = Controller failure
40h = Seek failed
80h = Time out occurred
AAh = Drive not ready
BBh = Undocumented controller error
CCh = Controller write fault
E0h = Unrecognized controller error
The following describes the Standard Fixed-Disk services of PhoenixBIOS 4.0:
Interrupt 13 Standard Fixed Disk Services
AH = 00 Reset diskette and fixed-disk systems
AH = 01h Read disk status
Entry:
DL Drive number (80h-81h)
Exit:
AH 001h = Bad command
002h = Bad address mark
004h = Record not found
005h = Controller reset error
007h = Drive initialization error
00Ah = Bad sector
010h = ECC data error
020h = Controller failed
040h = Seek error
0AAh = Drive not ready
0BBh = Invalid controller error
0CCh = Controller write fault
0E0h = Unrecognized controller error