Fix documentation to be able to cross-compile U-Boot on Khadas VIM board.
Signed-off-by: Loic Devulder ldevulder@suse.de --- board/amlogic/khadas-vim/README | 32 +++++++++++++++++++++++++------- 1 file changed, 25 insertions(+), 7 deletions(-)
diff --git a/board/amlogic/khadas-vim/README b/board/amlogic/khadas-vim/README index 7eaca724f8..0f912e9fcd 100644 --- a/board/amlogic/khadas-vim/README +++ b/board/amlogic/khadas-vim/README @@ -20,12 +20,19 @@ Currently the u-boot port supports the following devices: - serial - eMMC, microSD - Ethernet + - USB
U-Boot compilation ==================
+ > mkdir ~/cross-compile + > cd ~/cross-compile + > wget -c https://releases.linaro.org/components/toolchain/binaries/latest/aarch64-elf... + > tar xvfJ gcc-linaro-7.2.1-2017.11-x86_64_aarch64-elf.tar.xz + > export PATH=$PWD/gcc-linaro-7.2.1-2017.11-x86_64_aarch64-elf:$PATH + > cd <u-boot_src_directory>
export ARCH=arm
- > export CROSS_COMPILE=aarch64-none-elf- + > export CROSS_COMPILE=aarch64-elf-
make khadas-vim_defconfig make
@@ -36,20 +43,31 @@ Amlogic doesn't provide sources for the firmware and for tools needed to create the bootloader image, so it is necessary to obtain them from the git tree published by the board vendor:
- > wget https://releases.linaro.org/archive/13.11/components/toolchain/binaries/gcc-... - > wget https://releases.linaro.org/archive/13.11/components/toolchain/binaries/gcc-... +To be able to compile the *old* U-Boot (if needed): + > Remove the *new* gcc-7.2 from the PATH + > cd ~/cross-compile + > wget -c https://releases.linaro.org/components/toolchain/binaries/4.9-2017.01/aarch6...
tar xvfJ gcc-linaro-aarch64-none-elf-4.8-2013.11_linux.tar.xz
+ > export PATH=$PWD/gcc-linaro-4.9.4-2017.01-x86_64_aarch64-elf/bin:$PATH + +To compile the ATF firmware: + > cd ~/cross-compile + > wget -c https://releases.linaro.org/archive/13.11/components/toolchain/binaries/gcc-...
tar xvfJ gcc-linaro-arm-none-eabi-4.8-2013.11_linux.tar.xz
- > export PATH=$PWD/gcc-linaro-aarch64-none-elf-4.8-2013.11_linux/bin:$PWD/gcc-linaro-arm-none-eabi-4.8-2013.11_linux/bin:$PATH + > export PATH=$PWD/gcc-linaro-arm-none-eabi-4.8-2013.11_linux/bin:$PATH + + > cd <where_you_want_to_put_vim-u-boot>
git clone https://github.com/khadas/u-boot -b Vim vim-u-boot cd vim-u-boot
+ > export ARCH=arm + > export CROSS_COMPILE=aarch64-elf-
make kvim_defconfig make
- > export FIPDIR=$PWD/fip
Go back to mainline U-Boot source tree then : + > export FIPDIR=$PWD/fip + > cd <u-boot_src_directory>
mkdir fip
-
cp $FIPDIR/gxl/bl2.bin fip/ cp $FIPDIR/gxl/acs.bin fip/ cp $FIPDIR/gxl/bl21.bin fip/
@@ -67,7 +85,7 @@ Go back to mainline U-Boot source tree then : fip/bl30_new.bin \ bl30
- > $FIPDIR/acs_tool.pyc fip/bl2.bin fip/bl2_acs.bin fip/acs.bin 0 + > python $FIPDIR/acs_tool.pyc fip/bl2.bin fip/bl2_acs.bin fip/acs.bin 0
$FIPDIR/blx_fix.sh \
fip/bl2_acs.bin \