Jetway 939GT4 user manual download (Page 63 of 64)

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Pages:64
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Page 63 of 64
i8
Code(hex)
Name
Description
61
Initialize Video
Interface
Read CMOS location 14h to find out
type of video in use.
Detect and Initialize Video Adapter.
62
Video memory test
Test video memory, write sign-on
message to screen.
Setup shadow RAM - Enable shadow
according to Setup.
63
Setup PS2 mouse
and test DMA
Setup PS2 Mouse and reset KB
Test DMA channel 0
64
Test 8259
Test 8259 channel 1 and mask IRQ 9
65
Init Boot Device
Detect if mouse is present,
initialize mouse, install interrupt
vectors.
Special treatment to PS2 Mouse port
ACPI sub-system initializing
Initialize cache controller.
66
Install Boot
Devices
Enter setup check and auto-
configuration check up
Initialize floppy disk drive
controller and any drives.
Install FDD and setup BIOS data area
Parameters Initialize hard drive
controller and any drives.
IDE device detection and install
67
Cache Init
Cache init and USB init
68
PM init
PM initialization
69
PM final Init and
issue SMI
Final init Before resume
FF
Full on
BootBlock POST Codes
Code(hex)
Name
Description
1
Base memory test
Clear base memory area (0000:0000--
9000:ffffh)
5
KB init
Initialized KBC
12
Install interrupt
vectors
Install int. vector (0-77), and
initialized 00-1fh to their
proper place
0D
Init Video
Video initializing
41
Init FDD
Scan floppy and media capacity for
onboard superIO
FF
Boot
Load boot sector
Sample