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ECM-5510 
104 ECM-5510 User’s Manual 
 
 
Code (hex) 
Name 
Description 
25 Reserved 
 
26 Reserved 
 
27 
KBC final Init 
Final Initial KBC and setup BIOS data area 
28 Reserved 
 
29 
Initialize Video Interface  Read CMOS location 14h to find out type of video in use. Detect 
and Initialize Video Adapter. 
2A Reserved 
 
2B Reserved 
 
2C Reserved 
 
2D 
Video memory test 
Test video memory, write sign-on message to screen. Setup 
shadow RAM - Enable shadow according to Setup. 
2E Reserved 
 
2F Reserved 
 
30 Reserved
 
 
31 Reserved
 
 
32 Reserved
 
 
33 
PS2 Mouse setup 
Setup PS2 Mouse and reset KB 
34 Reserved 
 
35 
Test DMA Controller 0 
Test DMA Controller 0 
36 Reserved 
 
37 
Test DMA Controller 1 
Test DMA Controller 1 
38 Reserved 
 
39 
Test DMA Page 
Registers 
Test DMA Page Registers. 
3A Reserved 
 
3B Reserved 
 
3C 
Test Timer Counter 2 
Test 8254 Timer 0 Counter 2. 
3D Reserved 
 
3E 
Test 8259-1 Mask Bits 
Verify 8259 Channel 1 masked interrupts by alternately turning off 
and on the interrupt lines. 
3F Reserved 
 
40 
Test 8259-2 Mask Bits 
Verify 8259 Channel 2 masked interrupts by alternately turning off 
and on the interrupt lines. 
41 Reserved 
 
42 Reserved