Intel BLKD101GGCL Specification page 72

Intel Desktop Board D101GGC Technical Product Specification
Table 42. Port 80h POST Codes (continued)
POST Code Description of POST Operation
50h Initialize USB
52h Test all memory (clear all extended memory to 0)
55h Display number of processors (multi-processor platform)
1.
57h
2.
59h Initialize the combined Trend Anti-Virus code.
5Bh Show message for entering AWDFLASH.EXE from FDD (optional feature)
1.
5Dh
2.
60h OK to enter Setup utility. (User cannot enter the CMOS setup utility until this POST stage.)
65h Initialize PS/2 Mouse
67h Prepare memory size information for function call: INT 15h ax=E820h
69h Turn on L2 cache
6Bh Program chipset registers according to items described in Setup and Auto-configuration table.
1.
6Dh
2.
1.
6Fh
2.
73h (Optional Feature)
Enter AWDFLASH.EXE if:
75h Detect and install all IDE devices: hard disk drive, LS-120 drive, ZIP drive , CD-ROM drive
77h Detect serial port and parallel port
7Ah Detect and install co-processor
7Fh Switch back to text mode if full screen logo is supported.
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Display Plug and Play logo
Early ISA Plug and Play initialization; assign CSN to every ISA Plug and Play device.
Initialize Init_Onboard_Super_IO switch.
Initialize Init_Onbaord_AUDIO switch.
Assign resources to all ISA Plug and Play devices.
Auto assign ports to onboard COM ports if the corresponding item in Setup is set to Auto.
Initialize floppy controller.
Set up floppy related fields in 40:hardware.
- AWDFLASH is found in floppy drive.
- <Alt> <F2> is pressed
- If errors occur, report errors and wait for keys
- If no errors occur or <F1> key is pressed to continue, clear EPA or customization logo.
continued