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Diffstat (limited to 'target/device/Sharp/LNode80/linux.mk')
| -rw-r--r-- | target/device/Sharp/LNode80/linux.mk | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/target/device/Sharp/LNode80/linux.mk b/target/device/Sharp/LNode80/linux.mk new file mode 100644 index 000000000..5410f48c3 --- /dev/null +++ b/target/device/Sharp/LNode80/linux.mk @@ -0,0 +1,116 @@ +############################################################# +# +# 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 $(TARGETS),linux),) + +# Base version of Linux kernel that we need to download +DOWNLOAD_LINUX_VERSION=2.4.26 +# Version of Linux kernel AFTER applying all patches +LINUX_VERSION=2.4.26-vrs1-lnode80 + + +# File name for the Linux kernel binary +LINUX_KERNEL=zImage-$(LINUX_VERSION)-$(ARCH) + + +# Linux kernel configuration file +LINUX_KCONFIG=$(SHARP_LNODE80_PATH)/linux.config + +# kernel patches +LINUX_PATCH_DIR=target/device/Sharp/LNode80/kernel-patches/ + + + + +LINUX_FORMAT=zImage +LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \ + -e 's/mipsel/mips/' \ + -e 's/powerpc/ppc/' \ + -e 's/sh[234]/sh/' \ + ) +LINUX_BINLOC=arch/$(LINUX_KARCH)/boot/$(LINUX_FORMAT) +LINUX_DIR=$(BUILD_DIR)/linux-lnode80 +LINUX_SOURCE=linux-$(DOWNLOAD_LINUX_VERSION).tar.bz2 +LINUX_SITE=http://www.kernel.org/pub/linux/kernel/v2.4 +# Used by pcmcia-cs and others +LINUX_SOURCE_DIR=$(LINUX_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) + bzcat $(DL_DIR)/$(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-lnode80 +endif + 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) + $(SED) "s,^ARCH.*,ARCH=$(LINUX_KARCH),g;" $(LINUX_DIR)/Makefile + $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" $(LINUX_DIR)/Makefile + -cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config + $(MAKE) PATH=$(TARGET_PATH) -C $(LINUX_DIR) oldconfig include/linux/version.h + touch $(LINUX_DIR)/.configured + +$(LINUX_DIR)/.depend_done: $(LINUX_DIR)/.configured + $(MAKE) PATH=$(TARGET_PATH) -C $(LINUX_DIR) dep + touch $(LINUX_DIR)/.depend_done + +$(LINUX_DIR)/$(LINUX_BINLOC): $(LINUX_DIR)/.depend_done + $(MAKE) PATH=$(TARGET_PATH) -C $(LINUX_DIR) $(LINUX_FORMAT) + +$(LINUX_KERNEL): $(LINUX_DIR)/$(LINUX_BINLOC) + cp -fa $(LINUX_DIR)/$(LINUX_BINLOC) $(LINUX_KERNEL) + touch -c $(LINUX_KERNEL) + +$(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 $(LINUX_KERNEL) + +linux-source: $(DL_DIR)/$(LINUX_SOURCE) + +# This has been renamed so we do _NOT_ by default run this on 'make clean' +linuxclean: clean + rm -f $(LINUX_KERNEL) + -$(MAKE) PATH=$(TARGET_PATH) -C $(LINUX_DIR) clean + +linux-dirclean: + rm -rf $(LINUX_DIR) + +endif |