Contec SEH-9450-LAS User Manual

Page 97

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8. BIOS Setup

90

SEH-9450-LAS

POST

(hex)

Description

6Ch Reserved

6Dh

Assign resources to all ISA PnP devices.
Auto assign ports to onboard COM ports if the corresponding item in Setup is set to “AUTO”.

6Eh Reserved

6Fh

Initialize floppy controller
Set up floppy related fields in 40:hardware.

70h Reserved
71h Reserved
72h Reserved

73h

(Optional Feature)
Enter AWDFLASH.EXE if :
-AWDFLASH is found in floppy drive.
-ALT+F2 is pressed

74h Reserved
75h

Detect & install all IDE devices: HDD, LS120, ZIP, CDROM…..

76h Reserved
77h

Detect serial ports & parallel ports.

78h Reserved
79h Reserved
7Ah

Detect & install co-processor

7Bh Reserved
7Ch Reserved
7Dh Reserved
7Eh Reserved

7Fh

Switch back to text mode if full screen logo is supported.
-If errors occur, report errors & wait for keys
-If no errors occur or F1 key is pressed to continue:
ŠClear EPA or customization logo.

80h Reserved
81h Reserved

82h

Call chipset power management hook.
Recover the text fond used by EPA logo (not for full screen logo)
If password is set, ask for password.

83h

Save all data in stack back to CMOS

84h

Initialize ISA PnP boot devices

85h

USB final Initialization
NET PC: Build SYSID structure
Switch screen back to text mode
Set up ACPI table at top of memory.
Invoke ISA adapter ROMs
Assign IRQs to PCI devices
Initialize APM
Clear noise of IRQs.

86h Reserved
87h Reserved
88h Reserved
89h Reserved
90h Reserved
91h Reserved
92h Reserved
93h

Read HDD boot sector information for Trend Anti-Virus code

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