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kernel: spilt the build and install into two make steps

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This commit is contained in:
Jianfeng Liu
2025-09-12 17:32:22 +08:00
committed by Igor
parent 3cf5e09a96
commit abf8763d56
1 changed files with 16 additions and 15 deletions
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31
lib/functions/compilation/kernel.sh
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@@ -117,13 +117,14 @@ function kernel_maybe_clean() {
}
function kernel_prepare_build_and_package() {
declare -a build_targets
declare -a build_targets_build
declare -a build_targets_install
declare kernel_dest_install_dir
declare -a install_make_params_quoted
declare -A kernel_install_dirs
build_targets=("all") # "All" builds the vmlinux/Image/Image.gz default for the ${ARCH}
build_targets+=("${KERNEL_IMAGE_TYPE}")
build_targets_build=("all") # "All" builds the vmlinux/Image/Image.gz default for the ${ARCH}
build_targets_build+=("${KERNEL_IMAGE_TYPE}")
declare cleanup_id="" kernel_dest_install_dir=""
prepare_temp_dir_in_workdir_and_schedule_cleanup "kernel_dest_install_dir" cleanup_id kernel_dest_install_dir # namerefs
@@ -137,16 +138,15 @@ function kernel_prepare_build_and_package() {
[ -z "${SRC_LOADADDR}" ] || install_make_params_quoted+=("${SRC_LOADADDR}") # For uImage
# @TODO: Only combining `install` and `modules_install` enable mixed-build and __build_one_by_one
# We should spilt the `build` and `install` into two make steps as the kernel required
build_targets+=("${KERNEL_INSTALL_TYPE:-install}")
build_targets_install=("${KERNEL_INSTALL_TYPE:-install}")
install_make_params_quoted+=("INSTALL_MOD_STRIP=1") # strip modules during install
build_targets+=("modules_install")
build_targets+=("headers_install") # headers_install for libc headers
build_targets_install+=("modules_install")
build_targets_install+=("headers_install") # headers_install for libc headers
if [[ "${KERNEL_BUILD_DTBS:-yes}" == "yes" ]]; then
display_alert "Kernel build will produce DTBs!" "DTBs YES" "debug"
build_targets+=("dtbs_install")
build_targets_install+=("dtbs_install")
kernel_install_dirs+=(["INSTALL_DTBS_PATH"]="${kernel_dest_install_dir}/dtbs") # Used by `make dtbs_install`
fi
@@ -176,11 +176,8 @@ function kernel_prepare_build_and_package() {
function kernel_dtb_only_build() {
display_alert "Kernel DTB-only for development" "KERNEL_DTB_ONLY: ${KERNEL_DTB_ONLY}" "info"
# Do it in two separate steps, first build the dtbs then install them.
build_targets=("dtbs")
LOG_SECTION="kernel_build" do_with_logging do_with_hooks kernel_build
display_alert "Kernel DTB-only for development" "Installing DTBs" "info"
build_targets=("dtbs_install")
build_targets_build=("dtbs")
build_targets_install=("dtbs_install")
LOG_SECTION="kernel_build" do_with_logging do_with_hooks kernel_build
display_alert "Kernel DTB-only .deb, for development/convenience" "kernel dtb build done" "info"
@@ -243,9 +240,13 @@ function kernel_build() {
local ts=${SECONDS}
cd "${kernel_work_dir}" || exit_with_error "Can't cd to kernel_work_dir: ${kernel_work_dir}"
display_alert "Building kernel" "${LINUXFAMILY} ${LINUXCONFIG} ${build_targets[*]}" "info"
display_alert "Building kernel" "${LINUXFAMILY} ${LINUXCONFIG} ${build_targets_build[*]}" "info"
do_with_ccache_statistics \
run_kernel_make_long_running "${install_make_params_quoted[@]@Q}" "${build_targets[@]}" # "V=1" # "-s" silent mode, "V=1" verbose mode
run_kernel_make_long_running "${install_make_params_quoted[@]@Q}" "${build_targets_build[@]}" # "V=1" # "-s" silent mode, "V=1" verbose mode
display_alert "Installing kernel" "${LINUXFAMILY} ${LINUXCONFIG} ${build_targets_install[*]}" "info"
do_with_ccache_statistics \
run_kernel_make_long_running "${install_make_params_quoted[@]@Q}" "${build_targets_install[@]}" # "V=1" # "-s" silent mode, "V=1" verbose mode
display_alert "Kernel built in" "$((SECONDS - ts)) seconds - ${version}-${LINUXFAMILY}" "info"
}