I do not believe that users will cleanup kernelsource, when switching

[openwrt.git] / package / linux / linux.mk

diff --git a/package/linux/linux.mk b/package/linux/linux.mk
index 4b7645c..bead222 100644 (file)
--- a/package/linux/linux.mk
+++ b/package/linux/linux.mk
@@ -26,44 +26,43 @@ LINUX_SITE=http://www.kernel.org/pub/linux/kernel/v2.4
 LINUX_SOURCE=linux-$(LINUX_VERSION).tar.bz2
 LINUX_KCONFIG=package/linux/linux.config
 LINUX_KERNEL=$(BUILD_DIR)/buildroot-kernel
+LINUX_PATCHES=$(PACKAGE_DIR)/linux/kernel-patches
 LINUX_BINLOC=arch/$(LINUX_KARCH)/brcm-boards/bcm947xx/compressed/vmlinuz
 # Used by pcmcia-cs and others
 LINUX_SOURCE_DIR=$(LINUX_DIR)
 
 # kernel stuff extracted from linksys firmware GPL sourcetree
 # WRT54GS_3_37_2_1109_US (shared,include,wl,et)
+LINKSYS_KERNEL_SITE=http://openwrt.openbsd-geek.de
 LINKSYS_KERNEL_TGZ=linksys-kernel.tar.gz
 
 TARGET_MODULES_DIR=$(TARGET_DIR)/lib/modules/$(LINUX_VERSION)
 
-$(DL_DIR)/$(LINUX_SOURCE):
-       -mkdir -p $(DL_DIR)
-       $(WGET) -P $(DL_DIR) $(LINUX_SITE)/$(LINUX_SOURCE)
-
 $(DL_DIR)/$(LINKSYS_KERNEL_TGZ):
-       $(WGET) -P $(DL_DIR) $(LINKSYS_TGZ_SITE)/$(LINKSYS_KERNEL_TGZ)
+       $(WGET) -P $(DL_DIR) $(LINKSYS_KERNEL_SITE)/$(LINKSYS_KERNEL_TGZ)
 
 $(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) $(DL_DIR)/$(LINKSYS_KERNEL_TGZ)
        -mkdir -p $(BUILD_DIR)
-       (cd $(BUILD_DIR); tar jxvf $(DL_DIR)/$(LINUX_SOURCE))
-       -mkdir -p $(TOOL_BUILD_DIR)
-       -(cd $(TOOL_BUILD_DIR); ln -sf $(LINUX_DIR) linux)
-       toolchain/patch-kernel.sh $(LINUX_DIR) package/linux/kernel-patches
-       -cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config
+       bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
        # extract linksys binary kernel stuff and include/shared files
        zcat $(DL_DIR)/$(LINKSYS_KERNEL_TGZ) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
        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)/.patched: $(LINUX_DIR)/.unpacked
+       $(PATCH) $(LINUX_DIR) $(LINUX_PATCHES)
+ifeq ($(BR2_TARGET_ROOTFS_SQUASHFS_LZMA),y)
+       $(PATCH) $(LINUX_DIR) target/squashfs-lzma/kernel-patch
+endif
+       touch $(LINUX_DIR)/.patched
 
-$(LINUX_DIR)/.configured:  $(LINUX_DIR)/.unpacked  $(LINUX_KCONFIG)
+$(LINUX_DIR)/.configured:  $(LINUX_DIR)/.patched
+       -cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config
+ifeq ($(BR2_TARGET_ROOTFS_SQUASHFS_LZMA),y)
+       $(SED) "s,rootfstype=jffs2,rootfstype=squashfs," $(LINUX_DIR)/.config
+endif
+ifeq ($(BR2_TARGET_ROOTFS_SQUASHFS),y)
+       $(SED) "s,rootfstype=jffs2,rootfstype=squashfs," $(LINUX_DIR)/.config
+endif
        $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" $(LINUX_DIR)/Makefile
        $(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" $(LINUX_DIR)/arch/mips/Makefile
        $(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
@@ -88,20 +87,19 @@ $(LINUX_DIR)/.modules_done: $(LINUX_KERNEL)
        tar -C $(BUILD_DIR)/modules/lib -cjf openwrt-kmodules.tar.bz2 modules
        touch $(LINUX_DIR)/.modules_done
 
-
 $(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: $(LINUX_DIR)/.modules_done $(TARGET_MODULES_DIR)
-
 $(TARGET_MODULES_DIR): 
        -mkdir -p $(TARGET_MODULES_DIR)
        cp $(LINUX_DIR)/drivers/net/wl/wl.o $(TARGET_MODULES_DIR)
        cp $(LINUX_DIR)/drivers/net/et/et.o $(TARGET_MODULES_DIR)
        cp $(LINUX_DIR)/drivers/net/diag/diag.o $(TARGET_MODULES_DIR)
 
+linux: $(LINUX_DIR)/.modules_done $(TARGET_MODULES_DIR)
+
 linux-source: $(DL_DIR)/$(LINUX_SOURCE)
 
 # This has been renamed so we do _NOT_ by default run this on 'make clean'
@@ -112,6 +110,13 @@ linuxclean: clean
 linux-dirclean:
        rm -rf $(LINUX_DIR)
 
-linux-headers: $(LINUX_DIR)/.configured 
+endif
 
+#############################################################
+#
+# Toplevel Makefile options
+#
+##############################################################
+ifeq ($(strip $(BR2_PACKAGE_LINUX)),y)
+TARGETS+=linux
 endif