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Code(hex)
Name
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
64
Reserved
65
PS2 Mouse special
66
Reserved
67
ACPI init
68
Reserved
69
Setup Cache
Controller
6A
Reserved
6B
Setup Entering
6C
Reserved
6D
Initialize Floppy
Drive &
Controller
6E
Reserved
6F
FDD install
70
Reserved
71
Reserved
72
Reserved
73
Initialize Hard
Drive &
Controller
74
Reserved
75
Install HDD
76
Reserved
77
Detect &
Initialize
Serial/Parallel
Ports
Description
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.
Special treatment to PS2 Mouse port
ACPI sub-system initializing
Initialize cache controller.
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
Initialize any serial and parallel
ports (also game port).
i4
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