yann@1345: # This file declares functions to install the kernel headers for linux yann@1345: # Copyright 2007 Yann E. MORIN yann@1345: # Licensed under the GPL v2. See COPYING in the root of this package yann@1345: yann@1345: CT_DoKernelTupleValues() { yann@1345: if [ "${CT_ARCH_USE_MMU}" = "y" ]; then yann@1345: CT_TARGET_KERNEL="linux" yann@1345: else esben@3065: # Some no-mmu linux targets requires a -uclinux tuple (like m68k/cf), esben@3065: # while others must have a -linux tuple (like bfin). Other targets esben@3065: # should be added here when someone starts to care about them. esben@3065: case "${CT_ARCH}" in esben@3065: blackfin) CT_TARGET_KERNEL="linux" ;; esben@3065: m68k) CT_TARGET_KERNEL="uclinux" ;; esben@3065: *) CT_Abort "Unsupported no-mmu arch '${CT_ARCH}'" esben@3065: esac yann@1345: fi yann@1345: } yann@1345: yann@1345: # Download the kernel yann@1345: do_kernel_get() { yann@2264: local k_ver yann@2603: local custom_name yann@2690: local rel_dir yann@2690: local korg_base mirror_base yann@2603: yann@2603: if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then yann@2603: return 0 yann@2603: fi yann@2603: yann@2603: if [ "${CT_KERNEL_LINUX_CUSTOM}" = "y" ]; then david@3076: CT_GetCustom "linux" "${CT_KERNEL_VERSION}" \ david@3076: "${CT_KERNEL_LINUX_CUSTOM_LOCATION}" yann@2603: else # Not a custom tarball yann@2264: case "${CT_KERNEL_VERSION}" in yann@2567: 2.6.*.*|3.*.*) yann@2567: # 4-part versions (for 2.6 stables and long-terms), and yann@2567: # 3-part versions (for 3.x.y stables and long-terms), yann@2567: # we need to trash the last digit yann@2264: k_ver="${CT_KERNEL_VERSION%.*}" yann@2264: ;; yann@2567: 2.6.*|3.*) yann@2567: # 3-part version (for 2.6.x initial releases), and 2-part yann@2567: # versions (for 3.x initial releases), use all of it yann@2264: k_ver="${CT_KERNEL_VERSION}" yann@2264: ;; yann@2264: esac yann@2690: case "${CT_KERNEL_VERSION}" in yann@2690: 2.6.*) rel_dir=v2.6;; yann@2690: 3.*) rel_dir=v3.x;; yann@2690: esac yann@2690: korg_base="http://ftp.kernel.org/pub/linux/kernel/${rel_dir}" yann@2798: CT_GetFile "linux-${CT_KERNEL_VERSION}" \ yann@2798: "${korg_base}" \ yann@2798: "${korg_base}/longterm/v${k_ver}" \ benoit@2800: "${korg_base}/longterm" yann@1345: fi yann@1345: } yann@1345: yann@1345: # Extract kernel yann@1345: do_kernel_extract() { yann@3079: # If using a custom headers tree, nothing to do yann@3080: if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then yann@2603: return 0 yann@1345: fi yann@3079: yann@3079: # If using a custom directory location, nothing to do yann@3079: if [ "${CT_KERNEL_LINUX_CUSTOM}" = "y" \ yann@3079: -a -d "${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" ]; then yann@3079: return 0 yann@3079: fi yann@3079: yann@3079: # Otherwise, we're using either a mainstream tarball, or a custom yann@3079: # tarball; in either case, we need to extract yann@2603: CT_Extract "linux-${CT_KERNEL_VERSION}" yann@3079: yann@3079: # If using a custom tarball, no need to patch yann@3079: if [ "${CT_KERNEL_LINUX_CUSTOM}" = "y" ]; then yann@3079: return 0 yann@3079: fi yann@2603: CT_Patch "linux" "${CT_KERNEL_VERSION}" yann@1345: } yann@1345: yann@1345: # Wrapper to the actual headers install method yann@1345: do_kernel_headers() { yann@1345: CT_DoStep INFO "Installing kernel headers" yann@1345: yann@2603: if [ "${CT_KERNEL_LINUX_USE_CUSTOM_HEADERS}" = "y" ]; then yann@2603: do_kernel_custom yann@2603: else yann@1989: do_kernel_install yann@1345: fi yann@1345: yann@1345: CT_EndStep yann@1345: } yann@1345: yann@1345: # Install kernel headers using headers_install from kernel sources. yann@1345: do_kernel_install() { yann@1990: local kernel_path yann@1990: yann@1345: CT_DoLog DEBUG "Using kernel's headers_install" yann@1345: yann@1345: mkdir -p "${CT_BUILD_DIR}/build-kernel-headers" yann@1345: yann@1990: kernel_path="${CT_SRC_DIR}/linux-${CT_KERNEL_VERSION}" yann@1990: if [ "${CT_KERNEL_LINUX_CUSTOM}" = "y" ]; then yann@1990: kernel_path="${CT_SRC_DIR}/linux-custom" yann@1990: fi yann@1345: V_OPT="V=${CT_KERNEL_LINUX_VERBOSE_LEVEL}" yann@1345: yann@1345: CT_DoLog EXTRA "Installing kernel headers" yann@1345: CT_DoExecLog ALL \ yann@1990: make -C "${kernel_path}" \ yann@1990: O="${CT_BUILD_DIR}/build-kernel-headers" \ yann@1746: ARCH=${CT_ARCH} \ yann@1345: INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \ yann@1345: ${V_OPT} \ yann@1345: headers_install yann@1345: yann@1345: if [ "${CT_KERNEL_LINUX_INSTALL_CHECK}" = "y" ]; then yann@1345: CT_DoLog EXTRA "Checking installed headers" yann@1345: CT_DoExecLog ALL \ yann@1990: make -C "${kernel_path}" \ yann@1990: O="${CT_BUILD_DIR}/build-kernel-headers" \ yann@1746: ARCH=${CT_ARCH} \ yann@1345: INSTALL_HDR_PATH="${CT_SYSROOT_DIR}/usr" \ yann@1345: ${V_OPT} \ yann@1345: headers_check yann@1345: fi bryanhundven@2228: bryanhundven@2228: # Cleanup bryanhundven@2228: find "${CT_SYSROOT_DIR}" -type f \ bryanhundven@2228: \( -name '.install' \ bryanhundven@2228: -o -name '..install.cmd' \ bryanhundven@2228: -o -name '.check' \ bryanhundven@2228: -o -name '..check.cmd' \ bryanhundven@2228: \) \ bryanhundven@2228: -exec rm {} \; yann@1345: } yann@1345: yann@1345: # Use custom headers (most probably by using make headers_install in a yann@1345: # modified (read: customised) kernel tree, or using pre-2.6.18 headers, such yann@1345: # as 2.4). In this case, simply copy the headers in place yann@1345: do_kernel_custom() { yann@1345: local tar_opt yann@1345: yann@1345: CT_DoLog EXTRA "Installing custom kernel headers" yann@1345: yann@1345: mkdir -p "${CT_SYSROOT_DIR}/usr" yann@1345: cd "${CT_SYSROOT_DIR}/usr" yann@1345: if [ "${CT_KERNEL_LINUX_CUSTOM_IS_TARBALL}" = "y" ]; then yann@1345: case "${CT_KERNEL_LINUX_CUSTOM_PATH}" in yann@1345: *.tar) ;; yann@1345: *.tgz) tar_opt=--gzip;; yann@1345: *.tar.gz) tar_opt=--gzip;; yann@1345: *.tar.bz2) tar_opt=--bzip2;; jerzy@3204: *.tar.xz) tar_opt=--xz;; yann@1345: esac yann@1345: CT_DoExecLog ALL tar x ${tar_opt} -vf ${CT_KERNEL_LINUX_CUSTOM_PATH} yann@1345: else yann@1345: CT_DoExecLog ALL cp -rv "${CT_KERNEL_LINUX_CUSTOM_PATH}/include" . yann@1345: fi yann@1345: }