Acer 3220 User Manual

Page 71

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64

Chapter 4

23

DEBUG_POST_TEST_BATT_CMOS_
SUM

Test Battery Fail & check CMOS X-SUM

24

DEBUG_HWIO_TEST_DMA_CTLRS

Use DMA to copy data for Test the DMA
controllers

25

DEBUG_HWIO_INIT_8237

Initialize 8237A Controller

26

DEBUG_POST_INIT_VECS

Install and Initialize interrupt Vectors

27

DEBUG_RAM_QUICK_SIZE

Enter memory protect mode, use change RAM
bank to do RAM Quick Sizing

28

DEBUG_RAM_PROT_ENTRY_1

Memory protected mode entered safely

29

DEBUG_RAM_SIZE_DONE

Test the basic 640k ram , RAM test completed

2A

DEBUG_RAM_PROT_EXIT

Protected mode exit successful

2B

DEBUG_CS_SHADOW_SETUP

Shadow system and video BIOS to RAM, if
CMOS requests shadow

2C

DEBUG_VIDEO_EQUIP_INIT_INIT

Going To Initialize 6845 CRT controllor

2D

DEBUG_VIDEO_BW_SEARCH

Search For Monochrome Adapter

2E

DEBUG_VIDEO_COLOR_SEARCH

Search For Color Adapter

2F

DEBUG_VIDEO_SIGNON

Signon messages displayed

30

DEBUG_OEM_CONFIG_KBD_CTL

For special initialize of keyboard controller

31

DEBUG_KEYB_PRESENT_TEST

Test the keyboard controllor , If Keyboard
Present

32

DEBUG_KEYB_TEST_IRQ1

Clear keyboard buffer and send keyboard
command to test Keyboard Interrupt

33

DEBUG_KEYB_TEST_CMD

Send keyboard command to turn off keyboard
LED
and Test some Keyboard Command Byte

34

DEBUG_RAM_FULL_TEST

TEST memory procedure, for test, blank and
count all RAM

35

DEBUG_RAM_PROT_ENTRY_2

Eneter the memory protected mode for test all
expand memory

36

DEBUG_RAM_TEST_DONE

Test and blank all memory complete

37

DEBUG_RAM_PROT_EXIT_2

Switch the memory from Protected mode to real
mode

38

DEBUG_KEYB_OUTPUT_PORT

Disable A20 status for memory test finish

39

DEBUG_CS_CACHE_SETUP

Setup Cache Controller

3A

DEBUG_HWIO_TEST_PERIODIC

Check and test the timer 0 interrupt function is
Working

3B

DEBUG_GEN_CHECK_RTC

test for RTC ticking

3C

DEBUG_GEN_INIT_HARD_VECS

Install and initialize the hardware vectors

3D

DEBUG_MOUSE_INIT

Clear keyboard buffer for search and Init the
Mouse

3E

DEBUG_KEYB_SET_LEDS_1

Send keyboard command to Update keyboard
NUMLOCK status

3F

DEBUG_OEM_DEVICE_CONFIG

special init of COMM and LPT ports

40

DEBUG_CS_CONFIG_PORTS

Configure the COMM and LPT ports

41

DEBUG_FLOP_INIT

According cmos data to initialize the floppies

42

DEBUG_WINI_INIT

Scan and initialize the hard disk, and display the
result n crt

43

DEBUG_HWIO_ROM_INIT

Search option rom from c800 to e000 and to
Initialize option ROMs

POST Code

Macro Name

Description

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