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diff --git a/platforms/bananaPro/README.md b/platforms/bananaPro/README.md new file mode 100644 index 0000000..8b68d53 --- /dev/null +++ b/platforms/bananaPro/README.md @@ -0,0 +1,120 @@ +Banana Pro SBC +========== + +Short +----- +* [Board Informations](#SBC_INFO) +* [U-Boot](#UBOOT_INFO) +* [Kernel](#KERNEL_INFO) + +<a id="SBC_INFO"/> +# About the Banana Pro SBC from LeMaker + +## External links +http://wiki.lemaker.org/BananaPro/Pi:Building_u-boot,_script.bin_and_linux-kernel#Building_the_kernel +http://wiki.lemaker.org/BananaPro/Pi:Setting_up_the_bootable_SD_card +https://sites.google.com/site/manisbutareed/bringing-my-beagles-to-heel/selected-annotated-u-boot-commands +https://linux-sunxi.org/Mainline_Kernel_Howto +https://linux-sunxi.org/Manual_build_howto#Setting_up_the_boot_partition +https://stackoverflow.com/questions/28891221/uenv-txt-vs-boot-scr +https://github.com/linux-sunxi/u-boot-sunxi/wiki + +## LeMaker BPS (board package support) +git clone --recursive https://github.com/LeMaker/lemaker-bsp.git +./fex2bin ../sunxi-boards/sys_config/a20/BananaPro.fex ../../mageia4arm/bananaPro/script.bin + +<a id="UBOOT_INFO"/> +# About U-Boot +The mainline U-Boot is used for this port. +## Mainline +``` +CONFIG_PATH=~/workspaces/mageia4arm/platforms/bananaPro +git clone https://gitlab.denx.de/u-boot/u-boot +cd u-boot +make CROSS_COMPILE=arm-linux-gnu- Bananapro_defconfig +cp ${CONFIG_PATH}/UBOOT.config ./.config +#Just modify few unimportant things, like prompt, name, ... +make ARCH=arm CROSS_COMPILE=arm-linux-gnu- -j8 +make ARCH=arm CROSS_COMPILE=arm-linux-gnu- +#cp ./u-boot.dtb ${CONFIG_PATH}/sun7i-a20-bananapro.dtb +cp -f ./u-boot.dtb ${CONFIG_PATH}/u-boot.dtb +cp -f ./arch/arm/dts/sun7i-a20-bananapro.dtb ${CONFIG_PATH}/sun7i-a20-bananapro.dtb +cp -f ./u-boot-sunxi-with-spl.bin ${CONFIG_PATH}/u-boot-sunxi-with-spl.bin +#Inside "specialFunctions.sh" +#dd if=${CONFIG_PATH}/u-boot-sunxi-with-spl.bin of=${DEVICE} bs=1024 seek=8 + +echo ' +setenv KERNEL_FILE /boot/vmlinuz +setenv INIT_FILE /boot/initrd.img +#setenv DTB_FILE /boot/sun7i-a20-bananapro.dtb +setenv DTB_FILE /boot/u-boot.dtb + +setenv KERNEL_ADDR 0x40008000 +#setenv INIT_ADDR 0x45000000 +setenv INIT_ADDR - +setenv DTB_ADDR 0x48000000 + +ext4load mmc 0:1 ${KERNEL_ADDR} ${KERNEL_FILE} +#ext4load mmc 0:1 ${INIT_ADDR} ${INIT_FILE} +ext4load mmc 0:1 ${DTB_ADDR} ${DTB_FILE} + +setenv bootargs console=ttyS0,115200 disp.screen0_output_mode=EDID:1024x768p50 hdmi.audio=EDID:0 root=/dev/mmcblk0p1 rootfstype=ext4 elevator=deadline rootwait + +#printenv +bootz ${KERNEL_ADDR} ${INIT_ADDR} ${DTB_ADDR} + +#Compile boot.scr : mkimage -C none -A arm -T script -d "${CONFIG_PATH}/boot.cmd" "${CONFIG_PATH}/boot.scr" +' >${CONFIG_PATH}/boot.cmd +``` + +mkimage -C none -A arm -T script -d ${CONFIG_PATH}/boot.cmd ${CONFIG_PATH}/boot.scr + +## UBoot Sunxi From LeMaker +Obsolet, see 'LeMaker BPS (board package support)'. + +## UBoot Sunxi +Generic u-boot for sunxi +``` +git clone https://github.com/linux-sunxi/u-boot-sunxi +make CROSS_COMPILE=arm-linux-gnu- Bananapro_config +make CROSS_COMPILE=arm-linux-gnu- -j8 +make CROSS_COMPILE=arm-linux-gnu- +#Need network support to give the MAC address. +#Do not activate boot timing. +#Default conf use bootz and dtb tree. +``` + +## Default LeMaker script +``` +setenv bootargs console=ttyS0,115200 noinitrd +disp.screen0_output_mode=EDID:1280x720p50 init=/init +root=/dev/mmcblk0p2 rootwait panic=10 ${extra} +fatload mmc 0 0x43000000 script.bin +fatload mmc 0 0x48000000 uImage +bootm 0x48000000 +``` + +## DTB from Linux Mainline +``` +git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git --depth=1 +make ARCH=arm CROSS_COMPILE=arm-linux-gnu- sunxi_defconfig +ARCH=arm CROSS_COMPILE=arm-linux-gnu- make -j8 dtbs +cp ./arch/arm/boot/dts/sun7i-a20-bananapro.dtb ./sun7i-a20-bananapro.dtb +``` + +<a id="KERNEL_INFO"/> +# About the Kernel + +Not Written. + +## Generate symlink +``` +#Generating a symbolic relative link to the "last" kernel : +ln -r -s ./vmlinuz-5.2.13-desktop-2.mga7 ./vmlinuz +rm -f ./vmlinuz && ln -r -s ./vmlinuz-5.3.1-desktop-2.mga7 ./vmlinuz +``` + +## Commands used : +./create_arm_img_urpmi.sh --clean --config bananaPro --build-path ./build +./create_arm_img_urpmi.sh --all --target bananaPro --size 2 --tainted --nonfree --build-path ./build --config bananaPro 2>&1 | tee -a ./log/creation.log +dd if=./build/Mageia-7-bananaPro1.img | pv | dd of=/dev/mmcblk0 ; sync |