Technical data

VGA54XX - Video Diagnostics Tests
http://www.motorola.com/computer/literature 3-143
3
VRAM - Video Memory
Command Input
PPCx-Diag>VGA54XX VRAM
Description
This test verifies the first 1 megabyte of video RAM. Each location is
written as a 16-bit value with alternating 1s and 0s.
Response/Messages
After the command has been issued, the following line is printed:
VGA54XX VRAM: Cirrus vga54Xx VRAM Test...Running --->
If all parts of the test are completed correctly, then the test passes:
VGA54XX VRAM: Cirrus vga54Xx VRAM.Test...Running ---> PASSED
If any part of the test fails, then the display appears as follows:
VGA54XX VRAM: Cirrus vga54Xx VRAM.Test...Running ---> FAILED
VGA54XX/VRAM Test Failure Data:
Data Error: Expected: = 0x
____ Actual: =0x_____
Address: 0x_____, offset = ____