ECM-3612

POST (hex)

Description

51h

Reserved

52h

Test all memory (clear all extended memory to 0)

53h

Reserved

54h

Reserved

55h

Display number of processors (multi-processor platform)

56h

Reserved

 

1. Display PnP logo

57h

2. Early ISA PnP initialization

 

-Assign CSN to every ISA PnP device.

58h

Reserved

59h

Initialize the combined Trend Anti-Virus code.

5Ah

Reserved

5Bh

(Optional Feature)

Show message for entering AWDFLASH.EXE from FDD (optional)

 

5Ch

Reserved

5Dh

1. Initialize Init_Onboard_Super_IO switch.

2. Initialize Init_Onbaord_AUDIO switch.

 

5Eh

Reserved

5Fh

Reserved

60h

Okay to enter Setup utility; i.e. not until this POST stage can users enter

the CMOS setup utility.

 

61h

Reserved

62h

Reserved

63h

Reserved

64h

Reserved

65h

Initialize PS/2 Mouse

66h

Reserved

67h

Prepare memory size information for function call:

INT 15h ax=E820h

 

68h

Reserved

69h

Turn on L2 cache

6Ah

Reserved

6Bh

Program chipset registers according to items described in Setup &

Auto-configuration table.

 

6Ch

Reserved

 

1.Assign resources to all ISA PnP devices.

6Dh

2.Auto assign ports to onboard COM ports if the corresponding item in

 

Setup is set to “AUTO”.

6Eh

Reserved

6Fh

1. Initialize floppy controller

2. Set up floppy related fields in 40:hardware.

 

70h

Reserved

71h

Reserved

72h

Reserved

102 ECM-3612 User’s Manual