6 frame buffer of xgi, Figure 7-1, Output for framebuffer test program – Artesyn COMX-P2020 BSP User Guide (July 2014) User Manual

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0x00, using read byte data.

Continue? [Y/n] y

0x2d

[root@P2020RDB lib]#

The 0x2d means that current temperature is 45 degree Celsius.

7.6

Frame buffer of XGI

The file system of Linux has provided Frame buffer test application to verify that the XGI can
work well.

[root@COMX-P2020 root]# /usr/private/framebuffer/fbtest 50

res = 1024 * 768 * 16 bit

line_length = 2048

Then we can check the output of VGA that the pixel will be changed to another color one by
one. The process will take 50 seconds.

Figure 7-1

Output for Framebuffer Test Program