| 1 | # $FreeWRT$
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| 2 | #-
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| 3 | # This file is part of the FreeWRT project. FreeWRT is copyrighted
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| 4 | # material, please see the LICENCE file in the top-level directory
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| 5 | # or at http://www.freewrt.org/licence for details.
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| 6 |
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| 7 | DISTFILES:= linux-$(LINUX_VERSION).tar.bz2
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| 8 | MASTER_SITES= http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)/ \
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| 9 | http://www.us.kernel.org/pub/linux/kernel/v$(KERNEL)/ \
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| 10 | http://www.kernel.org/pub/linux/kernel/v$(KERNEL)/ \
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| 11 | http://www.de.kernel.org/pub/linux/kernel/v$(KERNEL)/
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| 12 | PKG_MD5SUM:= ${LINUX_KERNEL_MD5SUM}
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| 13 |
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| 14 | include ${TOPDIR}/mk/buildhlp.mk
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| 15 |
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| 16 | KERNEL_IDIR:=$(LINUX_BUILD_DIR)/kernel-ipkg
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| 17 |
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| 18 | $(LINUX_BUILD_DIR)/.extract: ${_CHECKSUM_COOKIE}
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| 19 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-kernel-prepare
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| 20 | test ! -e ${LINUX_BUILD_DIR}/linux-${LINUX_VERSION}/Rules.make || \
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| 21 | rm -rf ${LINUX_BUILD_DIR}
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| 22 | -mkdir -p $(LINUX_BUILD_DIR)
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| 23 | bzcat ${FULLDISTFILES} | (cd $(LINUX_BUILD_DIR); tar xf - )
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| 24 | rm -f $(BUILD_DIR)/linux
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| 25 | ln -s $(LINUX_BUILD_DIR)/linux-$(LINUX_VERSION) $(BUILD_DIR)/linux
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| 26 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-kernel-patch
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| 27 | -[ -d ../generic-$(KERNEL)/patches ] && $(PATCH) $(LINUX_DIR) ../generic-$(KERNEL)/patches $(MAKE_TRACE)
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| 28 | -[ -d ../generic-${UNAME_R}/patches ] && $(PATCH) $(LINUX_DIR) ../generic-${UNAME_R}/patches $(MAKE_TRACE)
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| 29 | -[ -d ./patches ] && $(PATCH) $(LINUX_DIR) ./patches $(MAKE_TRACE)
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| 30 | -[ -d ./$(DEVICE)/patches ] && $(PATCH) $(LINUX_DIR) ./$(DEVICE)/patches $(MAKE_TRACE)
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| 31 | touch $@
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| 32 |
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| 33 | $(LINUX_DIR)/.config: $(LINUX_BUILD_DIR)/.extract $(BUILD_DIR)/.fwrtkernelconfig
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| 34 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-kernel-configure
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| 35 | $(CP) $(BUILD_DIR)/.fwrtkernelconfig $(LINUX_DIR)/.config
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| 36 | ifeq ($(KERNEL),2.4)
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| 37 | $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \
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| 38 | $(LINUX_DIR)/Makefile \
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| 39 | $(LINUX_DIR)/arch/*/Makefile
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| 40 | env GCC_HONOUR_COPTS=s $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" oldconfig include/linux/compile.h include/linux/version.h $(MAKE_TRACE)
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| 41 | env GCC_HONOUR_COPTS=s $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" dep $(MAKE_TRACE)
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| 42 | else
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| 43 | echo N | env GCC_HONOUR_COPTS=s $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" oldconfig $(MAKE_TRACE)
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| 44 | env GCC_HONOUR_COPTS=s $(MAKE) -C $(LINUX_DIR) CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" prepare scripts $(MAKE_TRACE)
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| 45 | endif
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| 46 | touch -c $(LINUX_DIR)/.config
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| 47 |
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| 48 | $(LINUX_DIR)/vmlinux: $(LINUX_DIR)/.config
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| 49 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-kernel-compile
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| 50 | env GCC_HONOUR_COPTS=s $(MAKE) -C $(LINUX_DIR) V=1 CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" $(MAKE_TRACE)
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| 51 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-modules-compile
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| 52 | env GCC_HONOUR_COPTS=s $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" ARCH=$(LINUX_KARCH) CC="$(TARGET_CC)" modules $(MAKE_TRACE)
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| 53 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-modules-install
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| 54 | rm -rf $(LINUX_BUILD_DIR)/modules
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| 55 | env GCC_HONOUR_COPTS=s $(MAKE) -C "$(LINUX_DIR)" CROSS_COMPILE="$(KERNEL_CROSS)" DEPMOD=true INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules modules_install $(MAKE_TRACE)
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| 56 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-create-packages
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| 57 | -mkdir $(BUILD_DIR)/kmod-control
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| 58 | env GCC_HONOUR_COPTS=s $(MAKE) $(KERNEL_IPKG) $(TARGETS) $(MAKE_TRACE)
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| 59 | touch -c $(LINUX_DIR)/vmlinux
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| 60 |
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| 61 | $(LINUX_KERNEL): $(LINUX_DIR)/vmlinux
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| 62 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-kernel-strip
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| 63 | ifeq ($(KERNEL),2.4)
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| 64 | ifeq ($(BOARD),brcm)
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| 65 | ifneq ($(FS),nfs)
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| 66 | $(TARGET_CROSS)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S $< $@ $(MAKE_TRACE)
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| 67 | else
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| 68 | $(TARGET_CROSS)objcopy -R .reginfo -R .note -R .comment -R .mdebug -S $< $@ $(MAKE_TRACE)
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| 69 | endif
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| 70 | else
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| 71 | $(TARGET_CROSS)objcopy -R .reginfo -R .note -R .comment -R .mdebug -S $< $@ $(MAKE_TRACE)
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| 72 | endif
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| 73 | endif
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| 74 |
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| 75 | $(KERNEL_IPKG):
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| 76 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-$(DEVICE)-$(FS)-create-kernel-package
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| 77 | rm -rf $(KERNEL_IDIR)
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| 78 | mkdir -p $(KERNEL_IDIR)/etc
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| 79 | ${MBSH} ${SCRIPT_DIR}/make-ipkg-dir.sh ${KERNEL_IDIR} \
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| 80 | ../kernel.control ${BOARD}-${KERNEL}-${LINUX_VERSION} ${ARCH}
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| 81 | $(IPKG_BUILD) $(KERNEL_IDIR) $(PACKAGE_DIR) $(MAKE_TRACE)
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| 82 |
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| 83 | prepare:
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| 84 | compile: $(LINUX_KERNEL)
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| 85 |
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| 86 | install: compile
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| 87 | env GCC_HONOUR_COPTS=s $(MAKE) $(KPKG_MAKEOPTS) $(LINUX_KERNEL) $(MAKE_TRACE)
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| 88 | $(TRACE) target/linux/$(BOARD)-$(KERNEL)-modules-install
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| 89 | rm -rf ${LINUX_BUILD_DIR}/root*
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| 90 | cd ${BUILD_DIR} && pax -rw -pe root ${LINUX_BUILD_DIR}/
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| 91 | printf '%s\n%s\n' 'dest root /' \
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| 92 | 'option offline_root $(LINUX_BUILD_DIR)/root' \
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| 93 | >$(LINUX_BUILD_DIR)/ipkg.conf
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| 94 | ifneq ($(strip $(INSTALL_TARGETS)),)
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| 95 | $(IPKG_KERNEL) install $(INSTALL_TARGETS) $(MAKE_TRACE)
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| 96 | endif
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| 97 |
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| 98 | clean:
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| 99 | rm -rf $(LINUX_BUILD_DIR)
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| 100 | rm -f $(TARGETS)
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