Intel ESM-2850 2047285001R User Manual

Page 84

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ESM-2850

84 ESM-2850 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

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