Port 80h post code ranges, Table 45 lists the port 80h post sequence – chiliGREEN D945GBO User Manual

Page 92

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Intel Desktop Board D945GBO Technical Product Specification

92

Table 45. Typical Port 80h POST Sequence

POST Code

Description

21

Initializing a chipset component

22

Reading SPD from memory DIMMs

23

Detecting presence of memory DIMMs

25 Configuring

memory

28 Testing

memory

34

Loading recovery capsule

E4

Entered DXE phase

12

Starting Application processor initialization

13 SMM

initialization

50

Enumerating PCI busses

51

Allocating resourced to PCI bus

92

Detecting the presence of the keyboard

90 Resetting

keyboard

94

Clearing keyboard input buffer

95

Keyboard Self Test

EB

Calling Video BIOS

58

Resetting USB bus

5A

Resetting PATA/SATA bus and all devices

92

Detecting the presence of the keyboard

90 Resetting

keyboard

94

Clearing keyboard input buffer

5A

Resetting PATA/SATA bus and all devices

28 Testing

memory

90 Resetting

keyboard

94

Clearing keyboard input buffer

E7

Waiting for user input

01 INT

19

00

Ready to boot

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