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Intel Q965 Express Chipset—Error Messages and Beep Codes
Intel
®
Q965 Express Chipset
DM October 2007
51 Order Number: 315664-002US
0xE4 Entered DXE phase
0x12 Starting Application processor initialization
0x13 SMM initialization
0x50 Enumerating PCI busses
0x51 Allocating resources to PCI bus
0x92 Detecting the presence of the keyboard
0x90 Resetting keyboard
0x94 Clearing keyboard input buffer
0x95 Keyboard Self Test
0xEB Calling Video BIOS
0x58 Resetting USB bus
0x5A Resetting PATA/SATA bus and all devices
0x92 Detecting the presence of the keyboard
0x90 Resetting keyboard
0x94 Clearing keyboard input buffer
0x5A Resetting PATA/SATA bus and all devices
0x28 Testing memory
0x90 Resetting keyboard
0x94 Clearing keyboard input buffer
0xE7 Waiting for user input
0x01 Int 0x19
0x00 Ready to boot.
Table 27. Typical Port 80h POST Sequence (Sheet 2 of 2)
Port 80 code Progress Code Enumeration