3rd-party/linux-kernel-module-cheat
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build: -l touches config files to overcome https://stackoverflow.com/questions/49260466/why-when-i-change-br2-linux-kernel-custom-config-file-and-run-make-linux-reconfi

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Introduce -G option that forces gem5 rebuild in addition to -g.
This commit is contained in:
Ciro Santilli
2018-03-24 22:11:57 +00:00
parent 39ad57a309
commit baccf8ff07
3 changed files with 59 additions and 50 deletions
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28
build
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@@ -9,11 +9,12 @@ config_fragments='br2'
extra_make_args=''
gem5=false
j="$(($(nproc) - 2))"
linux_reconfigure=false
linux_kernel_custom_config_file=''
post_script_args=''
qemu_sdl='--enable-sdl --with-sdlabi=2.0'
v=0
while getopts 'a:b:c:Cgj:hIiK:klp:qSv' OPT; do
while getopts 'a:b:c:CGgj:hIiK:klp:qSv' OPT; do
case "$OPT" in
a)
arch="$OPTARG"
@@ -27,6 +28,10 @@ while getopts 'a:b:c:Cgj:hIiK:klp:qSv' OPT; do
C)
configure=false
;;
G)
extra_make_args="$extra_make_args gem5-reconfigure"
gem5=true
;;
g)
gem5=true
;;
@@ -58,6 +63,7 @@ BR2_TARGET_ROOTFS_INITRAMFS=n
extra_make_args="$extra_make_args kernel_module-reconfigure"
;;
l)
linux_reconfigure=true
extra_make_args="$extra_make_args linux-reconfigure"
;;
p)
@@ -121,17 +127,29 @@ BR2_ROOTFS_POST_SCRIPT_ARGS=\"$post_script_args\"
fi
fi
fi
if [ -z "$linux_kernel_custom_config_file" ]; then
if [ -n "$linux_kernel_custom_config_file" ]; then
f="../${linux_kernel_custom_config_file}"
if [ -f "$f" ]; then
printf "BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=\"${f}\"\n" >> "${config_file}"
if "${linux_reconfigure}"; then
touch "$f"
fi
else
echo "error: -K: file does not exist: ${linux_kernel_custom_config_file}" 1>&2
exit 1
fi
else
printf "BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES=\"../kernel_config_fragment\"\n" >> "${config_file}"
if "${linux_reconfigure}"; then
# https://stackoverflow.com/questions/49260466/why-when-i-change-br2-linux-kernel-custom-config-file-and-run-make-linux-reconfi
touch "$f"
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
if [ -n "$linux_kernel_custom_config_file" ]; then
printf "BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE=\"../${linux_kernel_custom_config_file}\"\n" >> "${config_file}"
fi
make O="$out_dir" olddefconfig
fi