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Award POST Codes
Code
Name
40
Test 8259-2
Mask
41
Reserved
42
Reserved
43
Test Stuck
Interrupt
44
Reserved
45
Reinit serial
port
46
Reserved
47
EISA Test
48
Reserved
49
Size Memory
4A
Reserved
4B
Reserved
4C
Reserved
4D
Reserved
4E
Init APIC
4F
Reserved
50
USB init
51
Reserved
52
Memory Test
53
Reserved
54
Reserved
55
CPU display
56
Reserved
57
PnP Init
Description
Verify 8259 Channel 2 masked interrupts by
alternately turning off and on the interrupt lines.
Turn off interrupts then verify no 8259's interrupt
mask register is on. Test 8259 Force an interrupt and
verify the interrupt occurred.
Reinitialize Preboot agent serial port
If EISA non-volatile memory checksum is good,
execute EISA initialization. If not, execute ISA tests
and clear EISA mode flag.
Size base memory from 256K to 640K and extended
memory above 1MB.
Initialize APIC and set MTRR
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
PnP logo and PnP early init
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