261 lines
8.4 KiB
Makefile
261 lines
8.4 KiB
Makefile
#############################################################
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#
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# Linux kernel 2.6 target
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#
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#############################################################
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ifneq ($(filter $(TARGETS),linux26),)
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ifeq ($(DOWNLOAD_LINUX26_VERSION),)
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# User did not define linux version, try using headers
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ifeq ($(LINUX_HEADERS_VERSION),)
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# We did not have headers (this is for real???)
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# Version of linuc before patches
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DOWNLOAD_LINUX26_VERSION=2.6.22.1
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# Version of Linux after applying any patches
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LINUX26_VERSION=2.6.22.1
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else
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# OK, we have headers, use them...
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DOWNLOAD_LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
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LINUX26_VERSION=$(LINUX_HEADERS_VERSION)
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endif
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endif
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LINUX26_SOURCE=linux-$(DOWNLOAD_LINUX26_VERSION).tar.bz2
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LINUX26_BZCAT:=$(BZCAT)
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LINUX26_SITE=$(BR2_KERNEL_MIRROR)/linux/kernel/v2.6
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ifeq ($(BOARD_PATH),)
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BOARD_PATH:=$(strip $(subst ",,$(BR2_BOARD_PATH)))
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#"))
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endif
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# Linux kernel configuration file
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# Has to be set by the target/device
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# If it is not set by the target/device, then pick the one from .config
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ifndef LINUX26_KCONFIG
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ifneq ($(strip $(subst ",,$(BR2_PACKAGE_LINUX_KCONFIG))),)
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LINUX26_KCONFIG=$(strip $(subst ",,$(BR2_PACKAGE_LINUX_KCONFIG)))
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#"))
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#"))
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else
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# LINUX26_KCONFIG=$(BOARD_PATH)/linux26.config
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endif
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endif
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ifndef LINUX26_FORMAT
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ifneq ($(strip $(subst ",,$(BR2_PACKAGE_LINUX_FORMAT))),)
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LINUX26_FORMAT=$(strip $(subst ",,$(BR2_PACKAGE_LINUX_FORMAT)))
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#"))
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#"))
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else
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LINUX26_FORMAT=zImage
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endif
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endif
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# Has to be set by the target/device
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ifndef LINUX26_BINLOC
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# default:
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ifeq ($(LINUX26_FORMAT),vmlinux)
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LINUX26_BINLOC=$(LINUX26_FORMAT)
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else
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ifeq ($(BR2_ARCH),"cris")
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LINUX26_BINLOC=arch/$(KERNEL_ARCH)/arch-v10/boot/$(LINUX26_FORMAT)
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else
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LINUX26_BINLOC=arch/$(KERNEL_ARCH)/boot/$(LINUX26_FORMAT)
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endif
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endif
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endif
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ROOTFS_STRIPPED_SUFFIX=$(strip $(subst ",,$(ROOTFS_SUFFIX)))
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#"))
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# File name for the Linux kernel binary
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ifndef LINUX26_KERNEL
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LINUX26_KERNEL_NAME=$(BINARIES_DIR)/$(LINUX26_FORMAT)$(ROOTFS_STRIPPED_SUFFIX)
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endif
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# Version of Linux AFTER patches
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LINUX26_DIR=$(PROJECT_BUILD_DIR)/linux-$(LINUX26_VERSION)
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# for packages that need it
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LINUX_VERSION:=$(LINUX26_VERSION)
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LINUX_DIR=$(LINUX26_DIR)
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LINUX_KERNEL=$(LINUX26_KERNEL_NAME)
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# kernel patches
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ifeq ($(strip $(LINUX26_PATCH_DIR)),)
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ifneq ($(BOARD_PATH),)
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LINUX26_PATCH_DIR:=$(BOARD_PATH)/kernel-patches/
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#"))
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endif
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endif
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__LINUX26_NO_PIC=-fPIC -fpic -DPIC -fwrapv -ftrapv
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__LINUX26_ZERO_OPTIMIZATION=-O0
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LINUX26_MAKE_FLAGS = HOSTCC="$(HOSTCC)" HOSTCFLAGS="$(HOSTCFLAGS)" \
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ARCH=$(KERNEL_ARCH) \
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CFLAGS_KERNEL="$(filter-out $(__LINUX26_NO_PIC) $(__LINUX26_ZERO_OPTIMIZATION),$(TARGET_CFLAGS))" \
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INSTALL_MOD_PATH=$(TARGET_DIR) \
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CROSS_COMPILE=$(KERNEL_CROSS) \
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LDFLAGS="$(TARGET_LDFLAGS)" \
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LZMA="$(LZMA)"
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$(LINUX26_KCONFIG):
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@if [ ! -f "$(LINUX26_KCONFIG)" ] ; then \
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echo ""; \
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echo "You should create a .config for your kernel"; \
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echo "and install it as $(LINUX26_KCONFIG)"; \
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echo ""; \
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sleep 5; \
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fi
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ifneq ($(strip $(LINUX26_VERSION)),$(strip $(LINUX_HEADERS_VERSION)))
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$(DL_DIR)/$(LINUX26_SOURCE):
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$(call DOWNLOAD,$(LINUX26_SITE),$(LINUX26_SOURCE))
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endif # ($(LINUX26_VERSION),$(LINUX_HEADERS_VERSION))
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$(LINUX26_DIR)/.unpacked: $(DL_DIR)/$(LINUX26_SOURCE)
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rm -rf $(LINUX26_DIR)
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@echo "*** Unpacking kernel source"
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$(LINUX26_BZCAT) $(DL_DIR)/$(LINUX26_SOURCE) | tar -C $(PROJECT_BUILD_DIR) $(TAR_OPTIONS) -
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ifneq ($(DOWNLOAD_LINUX26_VERSION),$(LINUX26_VERSION))
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# Rename the dir from the downloaded version to the AFTER patch version
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mv -f $(PROJECT_BUILD_DIR)/linux-$(DOWNLOAD_LINUX26_VERSION) $(LINUX26_DIR)
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endif
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touch $@
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$(LINUX26_DIR)/.patched: $(LINUX26_DIR)/.unpacked $(LINUX_HEADERS_DEPENDS)
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toolchain/patch-kernel.sh $(LINUX26_DIR) toolchain/kernel-headers \
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linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
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ifeq ($(BR2_KERNEL_HEADERS_IPMI),y)
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toolchain/patch-kernel.sh $(LINUX26_DIR) toolchain/kernel-headers/ipmi \
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linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
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endif
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ifeq ($(BR2_KERNEL_HEADERS_LZMA),y)
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toolchain/patch-kernel.sh $(LINUX26_DIR) toolchain/kernel-headers/lzma \
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linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
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endif
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ifeq ($(BR2_KERNEL_HEADERS_RT),y)
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toolchain/patch-kernel.sh $(LINUX26_DIR) $(DL_DIR) $(LINUX_RT_SOURCE)
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endif
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ifeq ($(BR2_KERNEL_HEADERS_PATCH_DIR),y)
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toolchain/patch-kernel.sh $(LINUX26_DIR) $(KERNEL_HEADERS_PATCH_DIR) \
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linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
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endif
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ifeq ($(BR2_PACKAGE_OPENSWAN),y)
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toolchain/patch-kernel.sh $(LINUX26_DIR) package/openswan \
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linux-$(LINUX26_VERSION)-\*.patch{,.gz,.bz2}
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endif
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ifneq ($(LINUX26_PATCH_DIR),)
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if [ -d $(LINUX26_PATCH_DIR) ] ; then \
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toolchain/patch-kernel.sh $(LINUX26_DIR) $(LINUX26_PATCH_DIR) linux-$(LINUX26_VERSION)\*.patch ; \
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fi
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endif
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touch $@
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$(LINUX26_DIR)/.configured: $(LINUX26_DIR)/.patched $(LINUX26_KCONFIG)
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cp -dpf $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
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$(SED) '/CONFIG_AEABI=y/d' $(LINUX26_DIR)/.config
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ifeq ($(BR2_ARM_EABI),y)
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echo "CONFIG_AEABI=y" >> $(LINUX26_DIR)/.config
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$(SED) '/CONFIG_OABI_COMPAT/d' $(LINUX26_DIR)/.config
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echo "# CONFIG_OABI_COMPAT is not set" >> $(LINUX26_DIR)/.config
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else
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echo "# CONFIG_AEABI is not set" >> $(LINUX26_DIR)/.config
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endif
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$(SED) '/CONFIG_IPV6=y/d' $(LINUX26_DIR)/.config
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ifeq ($(BR2_INET_IPV6),y)
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echo "CONFIG_IPV6=y" >> $(LINUX26_DIR)/.config
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else
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echo "# CONFIG_IPV6 is not set" >> $(LINUX26_DIR)/.config
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endif
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$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
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$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
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ifeq ($(BR2_TARGET_ROOTFS_INITRAMFS),y)
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echo "CONFIG_INITRAMFS_SOURCE=\"$(INITRAMFS_TARGET)\"" >> \
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$(LINUX26_DIR)/.config
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echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
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echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
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else
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echo "CONFIG_INITRAMFS_SOURCE=\"\"" >> $(LINUX26_DIR)/.config
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endif
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ifeq ($(BR2_PACKAGE_BUSYBOX_INITRAMFS),y)
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# precedence for a small initramfs
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$(SED) '/CONFIG_INITRAMFS_SOURCE/d' $(LINUX26_DIR)/.config
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$(SED) '/INITRAMFS_ROOT_.ID/d' $(LINUX26_DIR)/.config
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echo "CONFIG_INITRAMFS_SOURCE=\"$(BB_INITRAMFS_TARGET)\"" >> \
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$(LINUX26_DIR)/.config
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echo "CONFIG_INITRAMFS_ROOT_UID=0" >> $(LINUX26_DIR)/.config
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echo "CONFIG_INITRAMFS_ROOT_GID=0" >> $(LINUX26_DIR)/.config
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endif
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) oldconfig
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touch $@
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$(LINUX26_DIR)/.depend_done: $(LINUX26_DIR)/.configured
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) prepare
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touch $@
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$(LINUX26_KERNEL_NAME): $(INITRAMFS_TARGET) $(BB_INITRAMFS_TARGET) \
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$(LINUX26_DIR)/.depend_done
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$(MAKE) $(LINUX26_MAKE_FLAGS) \
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-C $(LINUX26_DIR) $(LINUX26_FORMAT)
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cp -pf $(LINUX26_DIR)/$(LINUX26_BINLOC) $(LINUX26_KERNEL_NAME)
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touch -c $@
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$(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep: $(LINUX26_DIR)/.configured
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rm -rf $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)
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rm -f $(TARGET_DIR)/sbin/cardmgr
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@if grep -q CONFIG_MODULES=y $(LINUX26_DIR)/.config; then \
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set -x; \
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echo "Have CONFIG_MODULES"; \
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) modules; \
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) \
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DEPMOD=$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 \
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INSTALL_MOD_PATH=$(TARGET_DIR) modules_install; \
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rm -f $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/build \
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$(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/source; \
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$(STAGING_DIR)/bin/$(GNU_TARGET_NAME)-depmod26 -b $(TARGET_DIR) $(LINUX_HEADERS_VERSION); \
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else \
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echo "No CONFIG_MODULES"; \
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fi
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touch -c $@
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linux26-menuconfig: $(LINUX26_DIR)/.patched host-sed
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[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) menuconfig
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-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
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linux26-xconfig: $(LINUX26_DIR)/.patched host-sed
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[ -f $(LINUX26_DIR)/.config ] || cp $(LINUX26_KCONFIG) $(LINUX26_DIR)/.config
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$(MAKE) $(LINUX26_MAKE_FLAGS) -C $(LINUX26_DIR) xconfig
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-[ -f $(LINUX26_DIR)/.config ] && touch $(LINUX26_DIR)/.configured
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linux26: $(LINUX26_KERNEL_NAME)
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$(LINUX26_DIR)/.modules_installed: $(TARGET_DIR)/lib/modules/$(LINUX26_VERSION)/modules.dep
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touch $@
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linux26-modules: cross-depmod26 $(LINUX26_DIR)/.modules_installed
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linux26-source: $(DL_DIR)/$(LINUX26_SOURCE)
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linux26-unpacked: $(LINUX26_DIR)/.patched
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linux26-config: host-sed $(LINUX26_DIR)/.configured
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linux26-update:
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cp -dpf $(LINUX26_DIR)/.config $(LINUX26_KCONFIG)
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# force rebuild
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linux26-force:
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touch $(LINUX26_DIR)/.configured
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# This has been renamed so we do _NOT_ by default run this on 'make clean'
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linux26clean:
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rm -f $(LINUX26_KERNEL_NAME) $(LINUX26_DIR)/.configured
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-$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX26_DIR) clean
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linux26-dirclean:
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rm -rf $(LINUX26_DIR)
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endif
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