3rd-party/linux-kernel-module-cheat
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Ciro Santilli
2018-03-10 21:22:16 +00:00
parent 4ccf3784cf
commit efa8d2075c
4 changed files with 56 additions and 21 deletions
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28
build
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@@ -8,10 +8,11 @@ config_fragments='buildroot_config_fragment buildroot_config_fragment_cli'
extra_make_args=''
gem5=false
j="$(($(nproc) - 2))"
linux_kernel_custom_config_file=''
post_script_args=''
qemu_sdl='--enable-sdl --with-sdlabi=2.0'
v=0
while getopts 'a:c:Cgj:i:klp:qS:v' OPT; do
while getopts 'a:c:Cgj:i:kK:lp:qS:v' OPT; do
case "$OPT" in
a)
arch="$OPTARG"
@@ -34,6 +35,9 @@ while getopts 'a:c:Cgj:i:klp:qS:v' OPT; do
k)
extra_make_args="$extra_make_args kernel_module-reconfigure"
;;
K)
linux_kernel_custom_config_file="$OPTARG"
;;
l)
extra_make_args="$extra_make_args linux-reconfigure"
;;
@@ -83,7 +87,7 @@ config_file="${out_dir}/.config"
if "$configure"; then
cd "${buildroot_dir}"
for p in $(find "${root_dir}/buildroot_patches/" -maxdepth 1 -name '*.patch' -print); do
patch -N -r - -p 1 <"$p" || :
patch -N -r - -p 1 <"$p" || :
done
make O="$out_dir" BR2_EXTERNAL="${root_dir}/kernel_module:${root_dir}/gem5:${root_dir}/parsec-benchmark" "$defconfig"
# TODO Can't get rid of these for now.
@@ -96,20 +100,26 @@ BR2_JLEVEL=$j
BR2_ROOTFS_POST_SCRIPT_ARGS=\"$post_script_args\"
" >> "${config_file}"
if "$gem5"; then
printf "\
BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=\"../kernel_config_${arch_dir}\"
BR2_PACKAGE_GEM5=y
" >> "${config_file}"
if [ -z "$linux_kernel_custom_config_file" ]; then
printf "BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=\"../kernel_config_${arch_dir}\"" >> "${config_file}"
fi
printf "BR2_PACKAGE_GEM5=\"../kernel_config_${arch_dir}\"" >> "${config_file}"
else
printf "\
BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES=\"../kernel_config_fragment\"
" >> "${config_file}"
if [ -z "$linux_kernel_custom_config_file" ]; then
printf "BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES=\"../kernel_config_fragment\"" >> "${config_file}"
fi
fi
if [ "$arch" = 'mips64' ]; then
# Workaround for:
# http://lists.busybox.net/pipermail/buildroot/2017-August/201053.html
sed -Ei 's/^BR2_PACKAGE_LINUX_TOOLS_GPIO/BR2_PACKAGE_LINUX_TOOLS_GPIO=n/' "${config_file}"
fi
# TODO why is this needed. Otherwise kernel .config does not change, even though Buildroot
# .config did due to -K. even if we are running linux-kernel-reconfigure!
rm -f "${out_dir}/build/linux-custom/.config"
if [ -n "$linux_kernel_custom_config_file" ]; then
printf "BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=\"../${linux_kernel_custom_config_file}\"" >> "${config_file}"
fi
make O="$out_dir" olddefconfig
fi