Contec SPI-8450-LLVA User Manual

Page 126

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CHAPTER 8 - BIOS Setup

SPI-8450-LLVA

119

POST

(hex)

Description

83h

Save all data in stack back to CMOS

84h

Initialize ISA PnP boot devices

85h

1. USB final Initialization

2. NET PC: Build SYSID structure

3. Switch screen back to text mode

4. Set up ACPI table at top of memory.

5. Invoke ISA adapter ROMs

6. Assign IRQs to PCI devices

7. Initialize APM

8. 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

94h

1. Enable L2 cache

2. Program boot up speed

3. Chipset final initialization.

4. Power management final initialization

5. Clear screen & display summary table

6. Program K6 write allocation

7. Program P6 class write combining

95h

1. Program daylight saving

2. Update keyboard LED & typematic rate

96h

1. Build MP table

2. Build & update ESCD

3. Set CMOS century to 20h or 19h

4. Load CMOS time into DOS timer tick

5. Build MSIRQ routing table.

FFh

Boot attempt (INT 19h)

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