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Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 75 |
1 files changed, 74 insertions, 1 deletions
@@ -273,7 +273,7 @@ NOTE: These instructions are based on GENIVI wiki, [here](http://wiki.projects.g 4. After the copy finished, unmount SD-Card and insert it into the SD-Card slot of the porter board. -#### Instructions on the host +#### Instructions on the target board NOTE: There is details about porter board [here](http://elinux.org/R-Car/Boards/Porter). @@ -338,3 +338,76 @@ NOTE: To boot weston on porter board, we need keyboard and mouse. (USB2.0 can be queue ! omxh264dec no-copy=true ! v4l2sink device=/dev/video1 \ io-mode=userptr d. ! queue ! faad ! alsasink device=hw:0,0 +### Deployment (TFTP/NFS) + +NOTE: These instructions are based on Embedded Linux Wiki, [here](http://www.elinux.org/R-Car/Boards/Yocto#Loading_kernel_via_TFTP_and_rootfs_via_NFS). And a Debian (wheezy, ip: 192.168.30.70) is used as the host for this instructions. + +#### Instructions on the host +1. Setup a TFTP server + 1. Install necessary packages + $ sudo apt-get install tftp tftpd-hpa + 2. Go to build directory, and copy kernel and DTB into TFTP server root (default server dir: /srv/tftp) + $ cd $AGL_TOP/build/tmp/deploy/images/porter + $ sudo cp uImage uImage-r8a7791-porter.dtb /srv/tftp + 3. Verify TFTP server is working + $ ls uImage + ls: cannot access uImage: No such file or directory + $ cd /tmp/ + $ tftp 192.168.30.70 + tftp> get uImage + Received 3583604 bytes in 0.2 seconds + tftp> q + $ ls uImage + uImage + +2. set NFS server + 1. Install necessary packages + $ sudo apt-get install nfs-kernel-server nfs-common + 2. Go to build directory, and extract the root file system into a dedicated directory (here we use /nfs/porter) + $ cd $AGL_TOP/build/tmp/deploy/images/porter + $ sudo mkdir -p /nfs/porter + $ sudo tar --extract --numeric-owner --preserve-permissions --preserve-order \ + --totals --directory=/nfs/porter --file=agl-demo-platform-porter.tar.bz2 + 3. Edit /etc/exports + $ sudo vi /etc/exports + Add + /nfs/porter *(rw,no_subtree_check,sync,no_root_squash,no_all_squash) + Save the file and exit. + 4. Restart nfs service + $ sudo service nfs-kernel-server restart + 5. Verify NFS server is working + $ sudo mount -t nfs 192.168.30.70:/nfs/porter /tmp/ + $ ls /tmp + bin boot dev etc home lib media mnt proc run sbin sh-thd-430987335390 sys tmp usr var + +#### Instructions on the target board + +NOTE: There is details about porter board [here](http://elinux.org/R-Car/Boards/Porter). + +NOTE: To boot weston on porter board, we need keyboard and mouse. (USB2.0 can be use for this) + +##### Change U-Boot parameters to boot from TFTP/NFS + +1. Power up the board and, using your preferred terminal emulator, stop the board's autoboot by hitting any key. + + > Debug serial settings are 38400 8N1. Any standard terminal emulator program can be used. + +2. Set the follow environment variables and save them + => setenv ipaddr <board-ip> + => setenv serverip <host-ip> + => setenv bootargs_console console=ttySC6,${baudrate} + => setenv bootargs_video vmalloc=384M video=HDMI-A-1:1024x768-32@60 + => setenv bootcmd_net 'tftp 0x40007fc0 uImage; tftp 0x40f00000 uImage-r8a7791-porter.dtb' + => setenv bootcmd 'setenv bootargs ${bootargs_console} ${bootargs_video} ip=${ipaddr} root=/dev/nfs nfsroot=${serverip}:/nfs/porter,vers=3;run bootcmd_net;bootm 0x40007fc0 - 0x40f00000' + => saveenv + + Replace <board-ip> with a proper IP address for the board, like 192.168.30.60. + Replace <host-ip> with the IP address of the host, here we use 192.168.30.70. + +##### Boot from TFTP/NFS + +1. After board reset, U-Boot is started and after a countdown, ... + Linux boot message should be displayed. Please wait a moment. +2. Then weston is booted automatically, and weston-terminal appears. + +3. Have fun! :) |