Technical data

3-140 Computer Group Literature Center Web Site
Test Descriptions
3
PCI - PCI Header Verification
Command Input
PPCx-Diag>vga54XX pci
Description
This is the PCI header verification test, the purpose of which is to verify
that the system has a supported Cirrus Logic graphics controller. The test
proceeds as follows:
❏ Searches the PCI bus for the Cirrus Logic controller by looking at
the chip identification register. If a supported Cirrus Logic
controller is found, the test passes.
Response/Messages
After the command has been issued, the following line is printed:
VGA54XX PCI: Cirrus vga54xx PCI Access....Running --->
If all parts of the test are completed correctly, then the test passes:
VGA54XX PCI: Cirrus vga543x PCI Access ...Running ---> PASSED
If the test fails, then the display appears as follows:
VGA54XX PCI: Cirrus vga54xx PCI Access ...Running ---> FAILED
VGA54XX/PCI Test Failure Data:
PCI register test failure