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tutorials:a20-cubieboard_lubuntu_desktop_releases

A20-cubieboard Lubuntu Desktop Releases

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v1.02

DownloadFeaturesIssues

Img
Suport Livesuit on Windows(Fixed at firmware)1. Do not support Linux Livesuit
2. X windows does not display correctly
Default HDMI output
Linux-3.3 Kernel

v1.03

DownloadFeaturesIssues
Img(HDMI)Suport Livesuit on linux Do not support Windows Livesuit
Img(VGA)Support HDMI/VGA output

v1.04-beta1

DownloadFeaturesIssues







Img
Linux 3.4 kernel 1.Take a long time to boot when no wired net cable Wait DHCP timeout
2. MALI GPU not support till now
3. VE not support till now
4. Cannot switch to VGA output automatically
5. First time boot take about 2 minutes to setup
6. First time boot take about 2 minutes to setup
7. Early A20 chip have no CHIPID, the new will have chipid that can be used as MAC address
Default HDMI output
Preinstall openssh-server/openssh-client
Preinstall fbset
Preinstall GPIO python library
Preinstall Chinese font
TL8188EU/RTL8192CU wifi have been tested
Enable DHCP eth0
DRAM 480MHz
Support Linux/Windows Livesuit(MAC Tested: Works)

v1.04

DownloadFeaturesIssues
ImgBased on v1.04-beta1 MALI GPU not support till now


Kernel
Add jdk-1.8 armhfVE not support till now
with many USB camera drivers builtinCannot auto switch to VGA output
Support PWMFirst time boot take about 2 minutes to setup
fex2bin/bin2fex tools and cb-display-toolTake a long time to boot when no wired net
cable Wait DHCP timeout

To use pwm:

$ cd /lib/modules/`uname -r`/kernel/drivers/misc
$ sudo insmod pwm-sunxi.ko
$ sudo su - root
# cd /sys/kernel/sunxi_pwm
# echo '0 1200 2400' > start

To use cb-display-tool:

# To switch VGA/HDMI display mode in command line. e.g.
$ cb-display-tool -o 8 -m 11
# Note: can switch to the same resolutions only currently.

v1.05

DownloadFeaturesIssues
Img.gzEnable MALI GPU2D, Video Encoding/Decoding
KernelsourceEnable many kernel modules that users wantSPI doesn't work

v1.06

Download Features Issues


Img
1.Enable Cedarx
2.Put uImage, uEnv.txt to first nand partition, so we can change kernel, parameters more easily
3.Reduce nand partitions from 5 to 3
1. SPI driver doesn't work currently
Kernel

For SD Card Installation, please refer to here

tutorials/a20-cubieboard_lubuntu_desktop_releases.txt · Last modified: 2013/12/23 14:50 (external edit)