Table of Contents
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Code (hex)
Name
43
Test Stuck 8259's
Interrupt Bits
Test 8259 Interrupt
Functionality
44
Reserved
45
Reserved
46
Reserved
47
Set EISA Mode
48
Reserved
49
Size Base and
Extended Memory
4A
Reserved
4B
Reserved
4C
Reserved
4D
Reserved
4E
Test Base and
Extended Memory
4F
Reserved
50
USB init
51
Reserved
52
Memory Test
53
Reserved
54
Reserved
55
CPU display
56
Reserved
57
PnP Init
58
Reserved
59
Setup Virus Protect
5A
Reserved
5B
Awdflash Load
5C
Reserved
5D
Onboard I/O Init
Description
Turn off interrupts then verify no interrupt mask register is on.
Force an interrupt and verify the interrupt occurred.
If EISA non-volatile memory checksum is good, execute EISA
initialization. If not, execute ISA tests an clear EISA mode flag.
Size base memory from 256K to 640K and extended memory
above 1MB.
Test base memory from 256K to 640K and extended memory
above 1MB using various patterns.
NOTE: This test is skipped in EISA mode and can be skipped
with ESC key in ISA mode.
Initialize USB controller
Test all memory of memory above 1MB using Virtual 8086 mode,
page mode and clear the memory
Detect CPU speed and display CPU vendor specific version
string and turn on all necessary CPU features
Display PnP logo and PnP early init
Setup virus protect according to Setup
If required, will auto load Awdflash.exe in POST
Initializing onboard superIO
User's Manual
AIMB-250 User's Manual 99
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