Pc-concepts SHG2 DP User Manual download pdf (Page 59)

Intel® SHG2 DP Server Board Technical Product Specification Error Reporting and Handling

Revision 1.0 Intel Order Number C11343-001

the LCD Display Control command), a BIOS message will override a software message written

to the BIOS area.

Normally, the BIOS will use the BIOS LCD Message command that will cause the BMC to

display a BMC-stored message in the BIOS message area (first line) of the LCD.

6.5.4.2 Message Format

During POST, the LCD panel displays the following:

0h 1h 2h 3h 4h 5h 6h 7h 8h 9h Ah Bh Ch Dh Eh Fh

0 A A P P S J P 2 X X X

Where:

AA = ASF Progress Code

PP = Port 80h Code

SHG2 = Platform Code

XXX = BIOS Build Number

During POST task (TP B9h), the following message is displayed:

0h 1h 2h 3h 4h 5h 6h 7h 8h 9h Ah Bh Ch Dh Eh Fh

0 P r e P A r e T o B o o t

When POST Error occurs, the following message is displayed. It displays up to 6 messages as

shown below starting on Row0, Column0:

0h 1h 2h 3h 4h 5h 6h 7h 8h 9h Ah Bh Ch Dh Eh Fh

0 N N N N , N N N N , N N N N ,

1 N N N N , N N N N , N N N N ,

6.5.4.3 Virtual LCD

The BMC implements a virtual LCD that provides LCD command functionality even if a physical

LCD is not present in the chassis. This allows BIOS messages to be retrieved by a remote

console independently of chassis configuration.

6.5.4.4 OEM Extensibility

In order to allow OEMs to provide LCD functionality in their own chassis, the BIOS provides

LCD Control Services via INT15. These will automatically be directed to a satellite intelligent

IPMI controller at slave address 22h on the IPMB.

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Pc-concepts SHG2 DP User Manual Page 59