AMD SB700 User Manual page 57

3C Test Timer Counter 2
3D Reserved
3E Test 8259-1 Mask
Bits
3F Reserved
40 Test 8259-2 Mask
Bits
41 Reserved
42 Reserved
43 Test Stuck8259'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
5E Reserved
5F Reserved
60 Setup enable
61 Reserved
62 Reserved
63 Initialize & Install
Mouse
Test 8254 Timer 0 Counter 2.
Verify 8259 Channel 1 masked interrupts by
alternately turning off
and on the interrupt lines.
Verify 8259 Channel 2 masked interrupts by
alternately turning off
and on the interrupt lines.
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
Display setup message and enable setup
functions
Detect if mouse is present, initialize
mouse, install interrupt
vectors.
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