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diff --git a/agl-documentation/sdk-devkit/docs/part-1/1_5-Build-image-Porter.md b/agl-documentation/sdk-devkit/docs/part-1/1_5-Build-image-Porter.md new file mode 100644 index 0000000..a13e9d3 --- /dev/null +++ b/agl-documentation/sdk-devkit/docs/part-1/1_5-Build-image-Porter.md @@ -0,0 +1,175 @@ +# Build an image for Porter board + +In this section, we will go on the image compilation for the Porter +board within the Docker container. + +## Download Renesas proprietary drivers + +For the Porter board, we first need to download the proprietary drivers +from Renesas web site. The evaluation version of these drivers can be +found here: + +[http://www.renesas.com/secret/r_car_download/rcar_demoboard.jsp](http://www.renesas.com/secret/r_car_download/rcar_demoboard.jsp) + +under the **Target hardware: R-Car H2, M2 and E2** section: + + + +Note that you have to register with a free account on MyRenesas and +accept the license conditions before downloading them. The operation is +fast and simple but nevertheless mandatory to access evaluation of non +open-source drivers for free. + +Once you register, you can download two zip files: store them in a +directory visible from the container, for example in the directory +`$MIRRORDIR/proprietary-renesas-r-car` (`$MIRRORDIR` was created +previously in section [Start the container](#anchor-start-container) and adjust +the permissions. The zip files should then be visible from the inside of the +container in `/home/devel/mirror`: + +```bash +$ chmod +r /home/devel/mirror/proprietary-renesas-r-car/*.zip +$ ls -l /home/devel/mirror/proprietary-renesas-r-car/ +total 8220 +-rw-r--r-- 1 1000 1000 6047383 Jul 11 11:03 R-Car_Series_Evaluation_Software_Package_for_Linux-20151228.zip +-rw-r--r-- 1 1000 1000 2394750 Jul 11 11:03 R-Car_Series_Evaluation_Software_Package_of_Linux_Drivers-20151228.zip +``` + +## Setup the build environment + +We should first prepare the environment to build images. + +This can be easily done thanks to a helper script named `prepare_meta`. +This script does the following: + +- check for an updated version at + [https://github.com/iotbzh/agl-manifest](https://github.com/iotbzh/agl-manifest) +- pull Yocto layers from git repositories, following a snapshot manifest +- setup build configuration (build/conf files) + +The following options are available: + +```bash +devel@bsp-devkit:~$ prepare_meta -h +prepare_meta [options] + +Options: + -f|--flavour <flavour[/tag_or_revision]> + what flavour to us + default: 'iotbzh' + possible values: 'stable','unstable','testing', 'iotbzh' ... see agl-manifest git repository + -o|--outputdir <destination_dir> + output directory where subdirectories will be created: meta, build, ... + default: current directory (.) + -l|--localmirror <directory> + specifies a local mirror directory to initialize meta, download_dir or sstate-cache + default: none + -r|--remotemirror <url> + specifies a remote mirror directory to be used at build time for download_dir or sstate-cache + default: none + -p|--proprietary <directory> + Directory containing Renesas proprietary drivers for RCar platform (2 zip files) + default: none + -e|--enable <option> + enable a specific option + available options: ccache, upgrade + -d|--disable <option> + disable a specific option + available options: ccache, upgrade + -t|--target <name> + target platform + default: porter + valid options: intel-corei7-64, qemux86, qemux86-64, wandboard + -h|--help + get this help + +Example: + prepare_meta -f iotbzh/master -o /tmp/xdt -l /ssd/mirror -p /vol/xdt/proprietary-renesas-rcar/ -t porter +``` + +In our case, we can start it with the following arguments: + +- build in `/xdt` (-o /xdt) +- build for porter board (`-t porter`) +- build the 'iotbzh' flavour (`-f iotbzh`), which contains the standard + AGL layers + security and app framework. Flavours are stored in the + agl-manifest repository. +- Use a local mirror (`-l <mirror path>`). This directory may + contain some directories generated in a previous build: `downloads`, + `sstate-cache`, `ccache`, `meta`. If found, the mirror directories + will be specified in configuration files. +- specify proprietary drivers location (`-p <drivers path>`) + +So we can run the helper script: + +```bash +devel@bsp-devkit:~$ prepare_meta -o /xdt -t porter -f rel2.0 -l /home/devel/mirror/ -p /home/devel/mirror/proprietary-renesas-r-car/ -e wipeconfig +[...] +=== setup build for porter +Using proprietary Renesas drivers for target porter +=== conf: build.conf +=== conf: download caches +=== conf: sstate caches +=== conf: local.conf +=== conf: bblayers.conf.inc -> bblayers.conf +=== conf: porter_bblayers.conf.inc -> bblayers.conf +=== conf: bblayers_proprietary.conf.inc is empty +=== conf: porter_bblayers_proprietary.conf.inc is empty +=== conf: local.conf.inc is empty +=== conf: porter_local.conf.inc is empty +=== conf: local_proprietary.conf.inc is empty +=== conf: porter_local_proprietary.conf.inc is empty +===================================================================== + +Build environment is ready. To use it, run: + +# source /xdt/meta/poky/oe-init-build-env /xdt/build + +then + +# bitbake agl-demo-platform +``` + +Now, the container shell is ready to build an image for Porter. + +## Launch the build + +To start the build, we can simply enter the indicated commands: + +```bash +devel@bsp-devkit:~$ . /xdt/build/agl-init-build-env +### Shell environment set up for builds. ### + +You can now run 'bitbake <target>' + +Common target are: + + agl-demo-platform + +devel@bsp-devkit:/xdt/build$ bitbake agl-demo-platform +[snip] +NOTE: Tasks Summary: Attempted 5108 tasks of which 4656 didn't need to +be rerun and all succeeded. + +Summary: There were 19 WARNING messages shown. +``` + +Without mirror, it will take a few hours to build all the required +component of the AGL distribution, depending on: your host machine CPU, +disk drives types and internet connection. + +## Updating the local mirror + +Optionally, at the end of the build, some directories may be synced to +the mirror dir, for future usage: + +- `/xdt/meta`: contains all layers used to build AGL +- `/xdt/downloads`: download cache (avoid fetching source from remote sites) +- `/xdt/sstate-cache`: binary build results (avoid recompiling sources) + +This can be done with the following command: + +```bash +$ for x in meta downloads sstate-cache; do rsync -Pav \ + --delete /xdt/$x /home/devel/mirror/$x; done +``` |