new package/linux structure. so that we can maintain kernel 2.6 and 2.4

in parallel.


git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@1060 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/linux/linux-2.4/linux.mk

@@ -0,0 +1,114 @@
+#############################################################
+# $Id$
+#
+# Linux 2.4 kernel target for the OpenWRT project
+#
+# patches are sorted by numbers
+# 0xx	needed patches for board, cpu, filesystem
+# 1xx	addon patches for new features (netfilter, ebtables, cifs,..)
+# 2xx	compile fixes, driver fixes
+#
+#############################################################
+
+LINUX_FORMAT=zImage
+LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
+	-e 's/mipsel/mips/' \
+	-e 's/powerpc/ppc/' \
+	-e 's/sh[234]/sh/' \
+	)
+
+LINUX_BINARY_DRIVER_SITE=http://openwrt.org/downloads/
+LINUX_SOURCE=linux-$(LINUX_VERSION).tar.bz2
+LINUX_KCONFIG=./linux-2.4/linux.config
+LINUX_PATCHES=./linux-2.4/patches
+LINUX_BINLOC=arch/$(LINUX_KARCH)/bcm947xx/compressed/piggy
+# Used by pcmcia-cs and others
+LINUX_SOURCE_DIR=$(LINUX_DIR)-$(LINUX_VERSION)
+
+# proprietary driver, extracted from asus GPL sourcetree GPL_1941.zip
+LINUX_BINARY_WL_DRIVER=kernel-binary-wl-0.3.tar.gz
+LINUX_BINARY_WL_MD5SUM=cc45df670bcfb4e74a709b9d7beba636
+LINUX_ET_DRIVER=kernel-source-et-0.7.tar.gz
+LINUX_ET_MD5SUM=f2277895f52eae26ae37065685507031
+
+TARGET_MODULES_DIR=$(TARGET_DIR)/lib/modules/$(LINUX_VERSION)
+
+$(DL_DIR)/$(LINUX_BINARY_WL_DRIVER):
+	$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_BINARY_WL_DRIVER) $(LINUX_BINARY_WL_MD5SUM) $(LINUX_BINARY_DRIVER_SITE)
+
+$(DL_DIR)/$(LINUX_ET_DRIVER):
+	$(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_ET_DRIVER) $(LINUX_ET_MD5SUM) $(LINUX_BINARY_DRIVER_SITE)
+
+$(LINUX_DIR)/.unpacked: $(DL_DIR)/$(LINUX_SOURCE) $(DL_DIR)/$(LINUX_BINARY_WL_DRIVER) $(DL_DIR)/$(LINUX_ET_DRIVER)
+	-mkdir -p $(BUILD_DIR)
+	bzcat $(DL_DIR)/$(LINUX_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
+	ln -sf $(LINUX_DIR)-$(LINUX_VERSION) $(LINUX_DIR)
+	zcat $(DL_DIR)/$(LINUX_BINARY_WL_DRIVER) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
+	zcat $(DL_DIR)/$(LINUX_ET_DRIVER) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
+	touch $(LINUX_DIR)/.unpacked
+
+$(LINUX_DIR)/.patched: $(LINUX_DIR)/.unpacked
+	# copy binary wlan driver
+	mkdir $(LINUX_DIR)/drivers/net/{et,wl}
+	cp -a $(BUILD_DIR)/wl/*.o $(LINUX_DIR)/drivers/net/wl
+	# copy proprietary et source
+	cp -a $(BUILD_DIR)/et/* $(LINUX_DIR)/drivers/net/et
+	mkdir -p $(LINUX_DIR)/arch/mips/bcm947xx/include/
+	cp -a $(BUILD_DIR)/et/*.h $(LINUX_DIR)/arch/mips/bcm947xx/include/
+	$(PATCH) $(LINUX_DIR) $(LINUX_PATCHES)
+	touch $(LINUX_DIR)/.patched
+
+$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched
+	-cp $(LINUX_KCONFIG) $(LINUX_DIR)/.config
+	$(SED) "s,^CROSS_COMPILE.*,CROSS_COMPILE=$(KERNEL_CROSS),g;" \
+	  $(LINUX_DIR)/Makefile  \
+	  $(LINUX_DIR)/arch/mips/Makefile
+	$(SED) "s,\-mcpu=,\-mtune=,g;" $(LINUX_DIR)/arch/mips/Makefile
+	$(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) oldconfig include/linux/version.h
+	touch $(LINUX_DIR)/.configured
+
+$(LINUX_DIR)/.depend_done:  $(LINUX_DIR)/.configured
+	$(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) dep
+	touch $(LINUX_DIR)/.depend_done
+
+$(LINUX_DIR)/$(LINUX_BINLOC): $(LINUX_DIR)/.depend_done
+	$(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) CFLAGS_KERNEL="-fno-delayed-branch " $(LINUX_FORMAT)
+
+$(LINUX_KERNEL): $(LINUX_DIR)/$(LINUX_BINLOC)
+	cp -fa $< $@ 
+	touch -c $(LINUX_KERNEL)
+	
+$(LINUX_IMAGE): $(LINUX_KERNEL)
+	cat $^ | $(BUILD_DIR)/lzma/lzma e -si -so -eos > $@ || (rm -f $@ && false)
+
+$(LINUX_DIR)/.modules_done: $(LINUX_KERNEL) $(LINUX_IMAGE)
+	rm -rf $(BUILD_DIR)/modules
+	$(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) CFLAGS_KERNEL="-fno-delayed-branch " modules
+	$(MAKE) -C $(LINUX_DIR) DEPMOD=true INSTALL_MOD_PATH=$(BUILD_DIR)/modules modules_install
+	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 $(STAGING_DIR)/include/
+
+$(TARGET_MODULES_DIR): 
+	-mkdir -p $(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'
+linuxclean: clean
+	rm -f $(LINUX_KERNEL) $(LINUX_IMAGE)
+	-$(MAKE) -C $(LINUX_DIR) clean
+
+linux-dirclean:
+	rm -f $(BUILD_DIR)/openwrt-kmodules.tar.bz2
+	rm -rf $(LINUX_DIR)-$(LINUX_VERSION)
+	rm -rf $(LINUX_DIR)
+	rm -rf $(BUILD_DIR)/modules
+	rm -rf $(BUILD_DIR)/wl
+	rm -rf $(BUILD_DIR)/et
+