Difference between revisions of "Building VIBE2 Boot Image"

Revision as of 06:56, 10 May 2017

Note : All steps are executed on the Ubuntu 16.04.2 LTS and as a root user. Most of the steps are similar Robert C Nelson BBB Wiki.

Basic Requirements

• Running a recent release of Debian, Fedora or Ubuntu; without OS Virtualization Software.
• ARM Cross Compiler – Linaro: http://www.linaro.org
  • Linaro Toolchain Binaries: http://www.linaro.org/downloads/
• Bootloader
  • Das U-Boot – the Universal Boot Loader: http://www.denx.de/wiki/U-Boot
  • Source: http://git.denx.de/?p=u-boot.git;a=summary
• Linux Kernel
  • Linus's Mainline tree: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git
• ARM based rootfs
  • Debian : http://www.debian.org/
  • Ubuntu: http://www.ubuntu.com

ARM Cross Compiler: GCC

Download and extract the ARM Cross compiler linaro gcc.

~/

wget -c https://releases.linaro.org/components/toolchain/binaries/5.4-2017.01/arm-linux-gnueabihf/gcc-linaro-5.4.1-2017.01-x86_64_arm-linux-gnueabihf.tar.xz
tar xf gcc-linaro-5.4.1-2017.01-x86_64_arm-linux-gnueabihf.tar.xz
export CC=`pwd`/gcc-linaro-5.4.1-2017.01-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf-

Test:

~/

${CC}gcc --version
arm-linux-gnueabihf-gcc (Linaro GCC 5.4-2017.01) 5.4.1 20161213
Copyright (C) 2015 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Bootloader: U-Boot

Download :

~/

git clone https://github.com/u-boot/u-boot
cd u-boot/
git checkout v2017.03 -b tmp

Patches :

wget -c https://rcn-ee.com/repos/git/u-boot-patches/v2017.03/0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch
wget -c https://rcn-ee.com/repos/git/u-boot-patches/v2017.03/0002-U-Boot-BeagleBone-Cape-Manager.patch
 
patch -p1 < 0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch
patch -p1 < 0002-U-Boot-BeagleBone-Cape-Manager.patch

Configure and Build :

~/u-boot

make ARCH=arm CROSS_COMPILE=${CC} distclean
make ARCH=arm CROSS_COMPILE=${CC} am335x_evm_defconfig
make ARCH=arm CROSS_COMPILE=${CC}