mirror of
https://github.com/vyos/vyos-build.git
synced 2025-10-01 20:28:40 +02:00
95 lines
3.3 KiB
Bash
Executable File
95 lines
3.3 KiB
Bash
Executable File
#!/bin/bash
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# This script will use "list-required-firmware" to scan the kernel source repository
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# in combination with its configuration file which drivers are compiled. Some of those
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# drivers require proprietary firmware.
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#
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# All selected drivers are then precomfiled "make drivers/foo/bar.i" and we grep for
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# the magic word "UNIQUE_ID_firmware" which identifies firmware files.
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CWD=$(pwd)
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LINUX_SRC="linux"
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LINUX_FIRMWARE="linux-firmware"
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KERNEL_VAR_FILE=${CWD}/kernel-vars
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if [ ! -d ${LINUX_SRC} ]; then
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echo "Kernel source missing"
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exit 1
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fi
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if [ ! -d ${LINUX_FIRMWARE} ]; then
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echo "Linux firmware repository missing"
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exit 1
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fi
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. ${KERNEL_VAR_FILE}
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result=()
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# Retrieve firmware blobs from source files
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FW_FILES=$(find ${LINUX_SRC}/debian/tmp/lib/modules/${KERNEL_VERSION}${KERNEL_SUFFIX}/kernel/drivers/net -name *.ko | xargs modinfo | grep "^firmware:" | awk '{print $2}')
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# Debian package will use the descriptive Git commit as version
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GIT_COMMIT=$(cd ${CWD}/${LINUX_FIRMWARE}; git describe --always)
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VYOS_FIRMWARE_NAME="vyos-linux-firmware"
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VYOS_FIRMWARE_DIR="${VYOS_FIRMWARE_NAME}_${GIT_COMMIT}-0_all"
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if [ -d ${VYOS_FIRMWARE_DIR} ]; then
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# remove Debian package folder and deb file from previous runs
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rm -rf ${VYOS_FIRMWARE_DIR}*
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fi
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mkdir -p ${VYOS_FIRMWARE_DIR}
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# Install firmware files to build directory
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LINUX_FIRMWARE_BUILD_DIR="${LINUX_FIRMWARE}_${GIT_COMMIT}"
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if [ -d ${LINUX_FIRMWARE_BUILD_DIR} ]; then
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rm -rf "${LINUX_FIRMWARE_BUILD_DIR}"
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fi
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mkdir -p "${LINUX_FIRMWARE_BUILD_DIR}"
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(
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cd ${LINUX_FIRMWARE}
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./copy-firmware.sh "${CWD}/${LINUX_FIRMWARE_BUILD_DIR}"
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)
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# Copy firmware file from linux firmware build directory into
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# assembly folder for the vyos-firmware package
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SED_REPLACE="s@${CWD}/${LINUX_FIRMWARE}/@@"
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for FILE in ${FW_FILES}; do
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# If file is a symlink install the symlink target as well
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if [ -h "${LINUX_FIRMWARE_BUILD_DIR}/${FILE}" ]; then
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TARGET="$(realpath --relative-to="${LINUX_FIRMWARE_BUILD_DIR}" "${LINUX_FIRMWARE_BUILD_DIR}/${FILE}")"
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TARGET_DIR="${VYOS_FIRMWARE_DIR}/lib/firmware/$(dirname "${TARGET}")"
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if [ ! -f "${TARGET_DIR}/$(basename "${TARGET}")" ]; then
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if [ -f "${LINUX_FIRMWARE_BUILD_DIR}/${TARGET}" ]; then
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mkdir -p "${TARGET_DIR}"
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echo "I: install firmware: ${TARGET}"
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cp "${CWD}/${LINUX_FIRMWARE_BUILD_DIR}/${TARGET}" "${TARGET_DIR}"
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else
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echo "I: firmware file not found: ${TARGET}"
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fi
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fi
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fi
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if [ -f ${LINUX_FIRMWARE_BUILD_DIR}/${FILE} ]; then
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FW_DIR="${VYOS_FIRMWARE_DIR}/lib/firmware/$(dirname ${FILE})"
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mkdir -p "${FW_DIR}"
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echo "I: install firmware: ${FILE}"
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cp -P "${CWD}/${LINUX_FIRMWARE_BUILD_DIR}/${FILE}" "${FW_DIR}"
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else
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echo "I: firmware file not found: ${FILE}"
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fi
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done
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echo "I: Create linux-firmware package"
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rm -f ${VYOS_FIRMWARE_NAME}_*.deb
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fpm --input-type dir --output-type deb --name ${VYOS_FIRMWARE_NAME} \
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--maintainer "VyOS Package Maintainers <maintainers@vyos.net>" \
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--description "Binary firmware for various drivers in the Linux kernel" \
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--architecture all --version ${GIT_COMMIT} --deb-compression gz -C ${VYOS_FIRMWARE_DIR}
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rm -rf "${LINUX_FIRMWARE_BUILD_DIR}"
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rm -rf ${VYOS_FIRMWARE_DIR}
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