http://docs.cubieboard.org/ 2026-04-09T01:15:39+08:00 http://docs.cubieboard.org/ http://docs.cubieboard.org/lib/tpl/dokuwiki/images/favicon.ico text/html 2013-12-23T14:50:19+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/development_environment_setup?rev=1387781419&do=diff Install ubuntu What to do: install ubuntu on the computer hard drive by using wubi, Default System: WIN7 32 bit (Note: it's possible to install the ubuntu12.04 on virtual machine, however, some wired problems may occur when burning the image into the SD card) text/html 2014-03-13T14:44:59+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/driver_porting_and_configuration?rev=1394693099&do=diff Porting I/O Control Driver The I/O control driver is built as a module, can be used for controlling common peripherals, such as LED, push button, buzzer. Copy io_control_dev to your ubuntu system, compile it with your own system setting (refer to Appendix 1 "Compiling Driver Module"), and copy the generated io_control.ko file to the board, use the following command to load the driver module: text/html 2014-03-13T14:32:28+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/dvk521_user_manual?rev=1394692348&do=diff Document formatting convention * Commands on PC ubuntu terminal: preceding with '#' * Commands on SD card linaro terminal: preceding with '$' Burning the Testing Image A pre-configured image is provided for testing, follow the steps below to burn it into the SD card: text/html 2014-03-13T14:40:51+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/kernel_porting_and_configuration?rev=1394692851&do=diff Kernel Porting The zipped kernel linux-sunxi-sunxi-3.4.61.tar.gz can be found on linux-sunxi-sunxi-3.4.61.tar.gz, the kernel config file can be found on cubieboard2_defconfig Or can be obtained from the internet: <https://github.com/linux-sunxi/linux-sunxi/releases> , To avoid unexpected error while porting, please download the 3.4.61 version kernel. text/html 2013-12-23T14:50:19+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/prepare_for_kernel_and_drivers_porting?rev=1387781419&do=diff Note: * This document covers the preliminary knowledge before porting kernel and drivers. The default target system is the SD bootable Linaro system that we provide. However, the rules apply to other Linux distros as well, say, debian, etc. * Commands on PC ubuntu terminal: preceding with '#',Commands on Cubieboard SD card Linaro terminal: preceding with '$' text/html 2014-03-13T14:38:48+08:00 http://docs.cubieboard.org/tutorials/dvk521/documentations/a20/writing_linaro_system_into_sd_card?rev=1394692728&do=diff Note: linaro-precise-alip-201209 is used for demonstration. After the system was written into SD card, the default Linux kernel version is 3.0. We'll upgrade it to 3.4.61 later on the Linux kernel porting section. Format the SD Card format the SD card by using HPUSBDisk