AXIOMTEK SBC8440, User Manual, Page: 81 / 86

SBC8440 3.5 Form Factor SBC User’s Manual
Award BIOS Utility
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POST (hex) Description
0B
1. Verify the RTC time is valid or not
2. Detect bad battery
3. Read CMOS data into BIOS stack area
4. PnP initializations including (PnP BIOS only)
-Assign CSN to PnP ISA card
-Create resource map from ESCD
5. Assign IO & Memory for PCI devices (PCI BIOS only)
0C Initialization of the BIOS Data Area (40 : 0N − 40:FF)
0D
1. Program some of the Chipset value according to
Setup. (Early Setup Value Program)
2. Measure CPU speed for display & decide the system
clock speed
3. Video initialization including Monochrome, CGA,
EGA/VGA. If no display device found, the speaker will
beep
0E
1. Initialize the APIC (Multi-Processor BIOS only)
2. Test video RAM (If Monochrome display device found)
3. Show messages including:
-Award Logo, Copyright string, BIOS Date code & Part
No.
-OEM specific sign on messages
-Energy Star Logo (Green BIOS ONLY)
-CPU brand, type & speed
-Test system BIOS checksum(Non-Compress Version
only)
0F
DMA channel 0 test
10
DMA channel 1 test
11 DMA page registers test
12-13
Reserved
14
Test 8254 Timer 0 Counter 2.
15
Test 8259 interrupt mask bits for channel 1
16
Test 8259 interrupt mask bits for channel 2
17
Reserved
19
Test 8259 functionality
1A-1D
Reserved
Continued . . . . .