User’s Manual

 

 

 

 

Code (hex)

Name

Description

 

72

Install FDD

Enter setup check and auto11 configuration check up Initialize

 

 

 

floppy disk drive controller and any drives. Install FDD and setup

 

 

 

BIOS data area parameters

 

 

 

 

 

73

Install FDD

Initialize hard drive controller and any drives. IDE device

 

 

 

detection and install Initialize any serial and parallel ports (also

 

 

 

game port).

 

 

 

 

 

74

Detect & Initialize Math

Initialize math coprocessor.

 

 

Coprocessor

 

 

 

 

 

 

75

HDD Check for Write

HDD check out

 

 

protection

 

 

 

 

 

 

76

Reserved

 

 

 

 

 

 

77

Display POST error

Check POST error and display them and ask for user intervention

 

 

 

Ask password security (optional).

 

 

 

 

 

78

CMOS and Option

Write all CMOS values back to RAM and clear screen. Enable

 

 

ROM Init

parity checker Enable NMI, Enable cache before boot. Initialize

 

 

 

any option ROMs present from C8000h to EFFFFh.

 

 

 

NOTE: When FSCAN option is enabled, ROMs initialize from

 

 

 

C8000h to F7FFFh.

 

 

 

 

 

79

Reserved

 

 

 

 

 

 

7A

Reserved

 

 

 

 

 

 

7B

Reserved

 

 

 

 

 

 

7C

Reserved

 

 

 

 

 

 

7D

Boot Medium detection

Read and store boot partition head and cylinders values in RAM

 

 

 

 

 

7E

Final Init

Final init for last micro details before boot

 

 

 

 

 

7F

Special KBC patch

Set system speed for boot. Setup NumLock status according to

 

 

 

Setup.

 

 

 

 

 

80

Boot Attempt

Set low stack Boot via INT 19h.

 

 

 

 

 

FF

Boot

 

 

 

 

 

 

ECM-5510 User’s Manual109