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cli: kernel-dtb: don't output preprocessed dts unless BOOT_FDT_FILE is in <vendor>/<board>.dtb format

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- so the .deb can be produced sans-errors for some armhf boards
- some better logging, curb the warnings a bit
This commit is contained in:
Ricardo Pardini
2024-12-28 18:17:44 +01:00
committed by Igor
parent 6755e9190a
commit de6b967e47
1 changed files with 52 additions and 42 deletions
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94
lib/functions/compilation/kernel.sh
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@@ -174,59 +174,69 @@ function kernel_prepare_build_and_package() {
}
function kernel_dtb_only_build() {
display_alert "Kernel DTB-only for development" "KERNEL_DTB_ONLY: ${KERNEL_DTB_ONLY}" "warn"
display_alert "Kernel DTB-only for development" "KERNEL_DTB_ONLY: ${KERNEL_DTB_ONLY}" "info"
# Do it in two separate steps, first build the dtbs then install them.
build_targets=("dtbs")
LOG_SECTION="kernel_build" do_with_logging do_with_hooks kernel_build
display_alert "Kernel DTB-only for development" "Installing DTBs" "warn"
display_alert "Kernel DTB-only for development" "Installing DTBs" "info"
build_targets=("dtbs_install")
LOG_SECTION="kernel_build" do_with_logging do_with_hooks kernel_build
# If BOOT_FDT_FILE is set...
if [[ -n "${BOOT_FDT_FILE}" ]]; then
display_alert "Kernel DTB-only for development" "Copying preprocessed version of ${BOOT_FDT_FILE}" "warn"
display_alert "Kernel DTB-only .deb, for development/convenience" "kernel dtb build done" "info"
# Take BOOT_FDT_FILE (eg: "rockchip/rk3588-smth.dtb") and parse fdt_dir and fdt_file out of it
declare fdt_dir fdt_file
[[ "${BOOT_FDT_FILE}" =~ ^(.*)/(.*)$ ]] && fdt_dir="${BASH_REMATCH[1]}" && fdt_file="${BASH_REMATCH[2]}"
display_alert "Considering further .dts convenience processing" "for board '${BOARD}' branch '${BRANCH}'" "info"
# Check it worked, or bail
if [[ -z "${fdt_dir}" || -z "${fdt_file}" ]]; then
exit_with_error "Failed to parse BOOT_FDT_FILE: ${BOOT_FDT_FILE}"
fi
# Copy the bin dtb for convenience
display_alert "Kernel DTB-only for development" "Copying binary ${BOOT_FDT_FILE}" "warn"
declare binary_dtb="${kernel_work_dir}/arch/${ARCH}/boot/dts/${fdt_dir}/${fdt_file}"
declare binary_dtb_dest="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.dtb"
run_host_command_logged cp -v "${binary_dtb}" "${binary_dtb_dest}"
# Kernel build should produce a preprocessed version of all DTS files built into DTBs at arch/arm64/boot/dts/${fdt_dir}/.${fdt_file}.dts.tmp
declare preprocessed_fdt_source="${kernel_work_dir}/arch/${ARCH}/boot/dts/${fdt_dir}/.${fdt_file}.dts.tmp"
# Check it exists, or bail
if [[ ! -f "${preprocessed_fdt_source}" ]]; then
exit_with_error "Preprocessed FDT source not found: ${preprocessed_fdt_source}"
fi
declare preprocessed_fdt_dest="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.dts"
run_host_command_logged cp -v "${preprocessed_fdt_source}" "${preprocessed_fdt_dest}"
# Include a normalization pass through the dtc tool, with DTS as both input and output formats; this introduces phandles, unfortunately
declare preprocessed_fdt_normalized="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.normalized.dts"
run_host_command_logged dtc -I dts -O dts -o "${preprocessed_fdt_normalized}" "${preprocessed_fdt_dest}"
# Remove phandles and hex references, probably the worst way possible (grep) -- somehow the diff is reasonable then.
declare preprocessed_fdt_normalized_nophandles="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.normalized.nophandles.dts"
grep -v -e "phandle =" -e "connect =" -e '= <0x' "${preprocessed_fdt_normalized}" > "${preprocessed_fdt_normalized_nophandles}"
display_alert "Kernel DTB-only for development" "Preprocessed FDT dest: ${preprocessed_fdt_dest}" "warn"
display_alert "Kernel DTB-only for development" "Preprocessed FDT normalized: ${preprocessed_fdt_normalized}" "warn"
display_alert "Kernel DTB-only for development" "Preprocessed FDT normalized, no phandles: ${preprocessed_fdt_normalized_nophandles}" "warn"
# If BOOT_FDT_FILE is not set, bail.
if [[ -z "${BOOT_FDT_FILE}" ]]; then
display_alert "Board '${BOARD}' branch '${BRANCH}'" "No BOOT_FDT_FILE set for board, skipping further processing" "warn"
return 0
fi
return 0
display_alert "Kernel DTB-only for development" "Copying preprocessed versions of ${BOOT_FDT_FILE}" "info"
declare fdt_dir fdt_file # we need to parse these out of BOOT_FDT_FILE
if [[ "${BOOT_FDT_FILE}" == */* ]]; then # If BOOT_FDT_FILE contains a slash (/), means it's using vendor/board.dtb scheme; we can parse that.
[[ "${BOOT_FDT_FILE}" =~ ^(.*)/(.*)$ ]] && fdt_dir="${BASH_REMATCH[1]}" && fdt_file="${BASH_REMATCH[2]}"
else
display_alert "Kernel DTB-only for development" "BOOT_FDT_FILE does not contain a slash, skipping further processing" "warn"
return 0
fi
if [[ -z "${fdt_dir}" || -z "${fdt_file}" ]]; then # Check it worked, or bail
display_alert "Failed to parse BOOT_FDT_FILE" "BOOT_FDT_FILE: '${BOOT_FDT_FILE}'" "err"
return 0
fi
# Copy the bin dtb for convenience
display_alert "Kernel DTB-only for development" "Copying binary ${BOOT_FDT_FILE}" "info"
declare binary_dtb="${kernel_work_dir}/arch/${KERNEL_SRC_ARCH}/boot/dts/${fdt_dir}/${fdt_file}"
declare binary_dtb_dest="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.dtb"
run_host_command_logged cp -v "${binary_dtb}" "${binary_dtb_dest}"
# Kernel build should produce a preprocessed version of all DTS files built into DTBs at arch/arm64/boot/dts/${fdt_dir}/.${fdt_file}.dts.tmp
declare preprocessed_fdt_source="${kernel_work_dir}/arch/${KERNEL_SRC_ARCH}/boot/dts/${fdt_dir}/.${fdt_file}.dts.tmp"
# Check it exists, or bail
if [[ ! -f "${preprocessed_fdt_source}" ]]; then
exit_with_error "Preprocessed FDT source not found: ${preprocessed_fdt_source}"
fi
declare preprocessed_fdt_dest="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.dts"
run_host_command_logged cp -v "${preprocessed_fdt_source}" "${preprocessed_fdt_dest}"
# Include a normalization pass through the dtc tool, with DTS as both input and output formats; this introduces phandles, unfortunately
display_alert "Kernel DTB-only for development" "Normalizing (dtc dts-to-dts) preprocessed FDT" "info"
declare preprocessed_fdt_normalized="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.normalized.dts"
run_host_command_logged dtc -I dts -O dts -o "${preprocessed_fdt_normalized}" "${preprocessed_fdt_dest}"
# Remove phandles and hex references, probably the worst way possible (grep) -- somehow the diff is reasonable then, but also phandle references are gone. Less useful.
declare preprocessed_fdt_normalized_nophandles="${SRC}/output/${fdt_dir}-${fdt_file}--${KERNEL_MAJOR_MINOR}-${BRANCH}.preprocessed.normalized.nophandles.dts"
grep -v -e "phandle =" -e "connect =" -e '= <0x' "${preprocessed_fdt_normalized}" > "${preprocessed_fdt_normalized_nophandles}"
display_alert "Kernel DTB-only for development" "Preprocessed FDT dest: ${preprocessed_fdt_dest}" "info"
display_alert "Kernel DTB-only for development" "Preprocessed FDT normalized: ${preprocessed_fdt_normalized}" "info"
display_alert "Kernel DTB-only for development" "Preprocessed FDT normalized, no phandles: ${preprocessed_fdt_normalized_nophandles}" "info"
}
function kernel_build() {