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diff --git a/meta-rcar-gen3/README b/meta-rcar-gen3/README new file mode 100644 index 0000000..dd87e65 --- /dev/null +++ b/meta-rcar-gen3/README @@ -0,0 +1,124 @@ +meta-rcar-gen3 +============== + +This layer provides that evaluation board is mounted ARM SoCs of Renesas +Electronics, called the R-Car Generation 3. Currently, this supports +board and the SoCs of the following: + - Board: Salvator-X / SoC: R8A7795 (R-Car H3), R8A7796 (R-Car M3) + - Board: R-Car Starter Kit premier(H3ULCB) / SoC: R8A7795 (R-Car H3) + - Board: R-Car Starter Kit pro(M3ULCB) / SoC: R8A7796 (R-Car M3) + +Patches +======= + +Please submit any patches for this layer to: takamitsu.honda.pv@renesas.com +Please see the MAINTAINERS file for more details. + +Dependencies +============ + +This layer depends on: + + URI: git://git.yoctoproject.org/poky + layers: meta, meta-yocto, meta-yocto-bsp + branch: krogoth + + URI: git://github.com/renesas-rcar/meta-renesas + layers: meta-rcar-gen3 + branch: krogoth + + URI: git://git.linaro.org/openembedded/meta-linaro.git + layers: meta-optee + branch: krogoth + + URI: git://git.openembedded.org/meta-openembedded + layers: meta-oe + branch: krogoth + +Build Instructions +================== + +The following instructions require a Poky installation (or equivalent). + +Initialize a build using the 'oe-init-build-env' script in Poky. e.g.: + + $ source poky/oe-init-build-env + +After that, initialized configure bblayers.conf by adding meta-rcar-gen3 layer. e.g.: + + BBLAYERS ?= " \ + <path to layer>/poky/meta \ + <path to layer>/poky/meta-yocto \ + <path to layer>/poky/meta-yocto-bsp \ + <path to layer>/meta-renesas/meta-rcar-gen3 \ + <path to layer>/meta-linaro/meta-optee \ + <path to layer>/meta-openembedded/meta-oe \ + " + +To build a specific target BSP, configure the associated machine in local.conf: + + MACHINE ??= "<supported board name>" + +Select the SOC + + For H3: r8a7795 + SOC_FAMILY = "r8a7795" + + For M3: r8a7796 + SOC_FAMILY = "r8a7796" + +Must change the package class to ipk files in local.conf: + + PACKAGE_CLASSES ?= "package_ipk" + +Configure for systemd init in local.conf: + + DISTRO_FEATURES_append = " systemd" + VIRTUAL-RUNTIME_init_manager = "systemd" + +Build the target file system image using bitbake: + + $ bitbake core-image-minimal + +After completing the images for the target machine will be available in the output +directory 'tmp/deploy/images/<supported board name>'. + +Images generated: + * Image (generic Linux Kernel binary image file) + * Image-<machine name>.dtb (DTB for target machine) + * core-image-minimal-<machine name>.tar.bz2 (rootfs tar+bzip2) + * core-image-minimal-<machine name>.ext4 (rootfs ext4 format) + * core-image-minimal-<machine name>.cpio.gz (rootfs cpio+gz format) + +Build Instructions for SDK +========================== +This may be changed in the near feature. These instructions are tentative. + +Should define the staticdev in SDK image feature for installing the static libs +to SDK in local.conf. + + SDKIMAGE_FEATURES_append = " staticdev-pkgs" + +Use bitbake -c populate_sdk for generating the toolchain SDK: +For 64-bit target SDK (aarch64): + + $ bitbake core-image-minimal -c populate_sdk + +The SDK can be found in the output directory 'tmp/deploy/sdk' + * poky-glibc-x86_64-core-image-minimal-aarch64-toolchain-x.x.sh + +Usage of toolchain SDK: +Install the SDK to the default: /opt/poky/x.x +For 64-bit target SDK: + + $ sh poky-glibc-x86_64-core-image-minimal-aarch64-toolchain-x.x.sh + +For 64-bit application use environment script in /opt/poky/x.x + + $ source /opt/poky/x.x/environment-setup-aarch64-poky-linux + +ULCB Information +================ +Refer to the following for more information of ULCB: + + http://elinux.org/R-Car |