diff options
Diffstat (limited to 'target/device/x86/i386/linux.mk')
| -rw-r--r-- | target/device/x86/i386/linux.mk | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/target/device/x86/i386/linux.mk b/target/device/x86/i386/linux.mk new file mode 100644 index 000000000..50a5ecd63 --- /dev/null +++ b/target/device/x86/i386/linux.mk @@ -0,0 +1,126 @@ +############################################################# +# +# Linux kernel targets +# +# Note: If you have any patches to apply, create the directory +# sources/kernel-patches and put your patches in there and number +# them in the order you wish to apply them... i.e. +# +# sources/kernel-patches/001-my-special-stuff.bz2 +# sources/kernel-patches/003-gcc-Os.bz2 +# sources/kernel-patches/004_no-warnings.bz2 +# sources/kernel-patches/030-lowlatency-mini.bz2 +# sources/kernel-patches/031-lowlatency-fixes-5.bz2 +# sources/kernel-patches/099-shutup.bz2 +# etc... +# +# these patches will all be applied by the patch-kernel.sh +# script (which will also abort the build if it finds rejects) +# -Erik +# +############################################################# +ifneq ($(filter $(TARGETS),linux),) + +LINUX_VERSION=$(LINUX_HEADERS_VERSION) +# File name for the Linux kernel binary +LINUX_KERNEL=linux-kernel-$(LINUX_VERSION)-$(KERNEL_ARCH).srec + + +# Linux kernel configuration file +LINUX_KCONFIG=$(X86_I386_PATH)/linux.config + +# kernel patches +LINUX_PATCH_DIR=target/device/x86/i386/kernel-patches/ + +LINUX_MAKE_FLAGS = $(TARGET_CONFIGURE_OPTS) ARCH=$(KERNEL_ARCH) PATH=$(TARGET_PATH) \ + INSTALL_MOD_PATH=$(TARGET_DIR) \ + +LINUX_FORMAT=vmlinux + +LINUX_BINLOC=$(LINUX_FORMAT) +##LINUX_DIR=$(BUILD_DIR)/linux-$(LINUX_VERSION) +##LINUX_SOURCE=linux-$(DOWNLOAD_LINUX_VERSION).tar.bz2 +##LINUX_SITE=http://www.kernel.org/pub/linux/kernel/v2.6 +# Used by pcmcia-cs and others +LINUX_DIR=$(LINUX_HEADERS_UNPACK_DIR) + + +#$(DL_DIR)/$(LINUX_SOURCE): +# -mkdir -p $(DL_DIR) +# $(WGET) -P $(DL_DIR) $(LINUX_SITE)/$(LINUX_SOURCE) + +#$(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) +# -mkdir -p $(TOOL_BUILD_DIR) +# -(cd $(TOOL_BUILD_DIR); ln -snf $(LINUX_DIR) linux) +# $(LINUX_HEADERS_CAT) $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) - +#ifneq ($(DOWNLOAD_LINUX_VERSION),$(LINUX_VERSION)) +# # Rename the dir from the downloaded version to the AFTER patch version +# mv -f $(BUILD_DIR)/linux-$(DOWNLOAD_LINUX_VERSION) $(BUILD_DIR)/linux-$(LINUX_VERSION) +#endif +# [ -d $(LINUX_PATCH_DIR) && toolchain/patch-kernel.sh $(LINUX_DIR) $(LINUX_PATCH_DIR) +# touch $(LINUX_DIR)/.unpacked + +$(LINUX_KCONFIG): + @if [ ! -f "$(LINUX_KCONFIG)" ] ; then \ + echo ""; \ + echo "You should create a .config for your kernel"; \ + echo "and install it as $(LINUX_KCONFIG)"; \ + echo ""; \ + sleep 5; \ + fi; + +#$(LINUX_DIR)/.configured $(BUILD_DIR)/linux/.configured: $(LINUX_DIR)/.unpacked $(LINUX_KCONFIG) +$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched $(LINUX_KCONFIG) + -cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) oldconfig + touch $(LINUX_DIR)/.configured + +linux-menuconfig: $(LINUX_DIR)/.patched + [ -f $(LINUX_DIR)/.config ] || cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) menuconfig + -[ -f $(LINUX_DIR)/.config ] && touch $(LINUX_DIR)/.configured + +$(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.patched + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) prepare + touch $(LINUX_DIR)/.depend_done + +$(LINUX_DIR)/$(LINUX_BINLOC): $(LINUX_DIR)/.depend_done + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) $(LINUX_FORMAT) bzImage + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) modules + [ -d $(TARGET_DIR)/boot/ ] || mkdir $(TARGET_DIR)/boot + cp -a $(LINUX_DIR)/arch/$(KERNEL_ARCH)/boot/bzImage $(LINUX_DIR)/System.map $(TARGET_DIR)/boot/ + +$(LINUX_KERNEL): $(LINUX_DIR)/$(LINUX_BINLOC) + $(KERNEL_CROSS)objcopy -O srec $(LINUX_DIR)/$(LINUX_BINLOC) $(LINUX_KERNEL) + touch -c $(LINUX_KERNEL) + +$(TARGET_DIR)/lib/modules/$(LINUX_VERSION)/modules.dep: $(LINUX_KERNEL) + rm -rf $(TARGET_DIR)/lib/modules + rm -f $(TARGET_DIR)/sbin/cardmgr + $(MAKE) $(LINUX_MAKE_FLAGS) -C $(LINUX_DIR) DEPMOD=`which true` \ + INSTALL_MOD_PATH=$(TARGET_DIR) modules_install + (cd $(TARGET_DIR)/lib/modules; ln -s $(LINUX_VERSION)/kernel/drivers .) + $(TARGET_DEVICE_DEPMOD) \ + -b $(TARGET_DIR)/lib/modules/$(LINUX_VERSION)/ \ + -k $(LINUX_DIR)/vmlinux \ + -F $(LINUX_DIR)/System.map \ + > $(TARGET_DIR)/lib/modules/$(LINUX_VERSION)/modules.dep + +$(STAGING_DIR)/include/linux/version.h: $(LINUX_DIR)/.configured + mkdir -p $(STAGING_DIR)/include + tar -ch -C $(LINUX_DIR)/include -f - linux | tar -xf - -C $(STAGING_DIR)/include/ + tar -ch -C $(LINUX_DIR)/include -f - asm | tar -xf - -C $(STAGING_DIR)/include/ + +linux: $(STAGING_DIR)/include/linux/version.h $(TARGET_DIR)/lib/modules/$(LINUX_VERSION)/modules.dep + +linux-source: $(DL_DIR)/$(LINUX_SOURCE) + +# This has been renamed so we do _NOT_ by default run this on 'make clean' +linuxclean: + rm -f $(LINUX_KERNEL) + -$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX_DIR) clean + +linux-dirclean: + rm -rf $(LINUX_DIR) + +endif |