# Linux kernel target for the OpenWRT project
#
# patches are sorted by numbers
-# 000 patch between linux-2.4.29 and linux-mips-cvs
+# 000 patch between linux-2.4.xx and linux-mips-cvs
# 0xx linksys patches
# 1xx OpenWRT patches (diag,compressed,..)
-# 2xx fixes for 2.4.29 integration (wl driver)
+# 2xx fixes for wl driver integration
# 3xx kernel feature patches (squashfs,jffs2 compression,..)
# 4xx patches needed to integrate feature patches
#
LINUX_KCONFIG=./linux.config
LINUX_PATCHES=./kernel-patches
LINUX_KERNEL_SOURCE=./kernel-source
-LINUX_BINLOC=arch/$(LINUX_KARCH)/brcm-boards/bcm947xx/compressed/vmlinuz
+LINUX_BINLOC=arch/$(LINUX_KARCH)/brcm-boards/bcm947xx/compressed/piggy
# Used by pcmcia-cs and others
LINUX_SOURCE_DIR=$(LINUX_DIR)-$(LINUX_VERSION)
-# binary driver extracted from linksys firmware GPL sourcetree WRT54GS_3_37_2_1109_US
-LINUX_BINARY_WL_DRIVER=kernel-binary-wl-0.1.tar.gz
-LINUX_BINARY_WL_MD5SUM=1b57ba129ad80c7f1702d0be1422cfba
-LINUX_BINARY_ET_DRIVER=kernel-binary-et-0.2.tar.gz
-LINUX_BINARY_ET_MD5SUM=d657f929bceee926bc28821d753d945c
+# proprietary driver extracted from linksys firmware GPL sourcetree WRT54GS_3_37_2_1109_US
+LINUX_BINARY_WL_DRIVER=kernel-binary-wl-0.2.tar.gz
+LINUX_BINARY_WL_MD5SUM=ab2a6d39ccb550e494bbeccf1b0e228f
+LINUX_ET_DRIVER=kernel-source-et-0.6.tar.gz
+LINUX_ET_MD5SUM=b7883403d3c1ce7b73c362db621c6f00
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_BINARY_ET_DRIVER):
- $(SCRIPT_DIR)/download.pl $(DL_DIR) $(LINUX_BINARY_ET_DRIVER) $(LINUX_BINARY_ET_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_BINARY_ET_DRIVER)
+$(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)
- # extract wlan and lan binary only driver
zcat $(DL_DIR)/$(LINUX_BINARY_WL_DRIVER) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
- zcat $(DL_DIR)/$(LINUX_BINARY_ET_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
- $(PATCH) $(LINUX_DIR) $(LINUX_PATCHES)
# copy kernel source which is maintained in openwrt via cvs
cp -a $(LINUX_KERNEL_SOURCE)/* $(LINUX_DIR)
- # copy binary drivers
+ # copy binary wlan driver
cp -a $(BUILD_DIR)/wl/*.o $(LINUX_DIR)/drivers/net/wl
- cp -a $(BUILD_DIR)/et/*.o $(LINUX_DIR)/drivers/net/et
+ # copy proprietary et source
+ cp -a $(BUILD_DIR)/et/* $(LINUX_DIR)/drivers/net/et
+ cp -a $(BUILD_DIR)/et/*.h $(LINUX_DIR)/include/
+ $(PATCH) $(LINUX_DIR) $(LINUX_PATCHES)
+ $(SED) 's/@expr length/@-expr length/' $(LINUX_DIR)/Makefile
touch $(LINUX_DIR)/.patched
$(LINUX_DIR)/.configured: $(LINUX_DIR)/.patched
touch $(LINUX_DIR)/.depend_done
$(LINUX_DIR)/$(LINUX_BINLOC): $(LINUX_DIR)/.depend_done
- $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) $(LINUX_FORMAT)
- $(MAKE) -C $(LINUX_DIR) ARCH=$(LINUX_KARCH) PATH=$(TARGET_PATH) modules
+ $(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 $(LINUX_DIR)/$(LINUX_BINLOC) $(LINUX_KERNEL)
+ 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_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
$(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)
# This has been renamed so we do _NOT_ by default run this on 'make clean'
linuxclean: clean
- rm -f $(LINUX_KERNEL)
+ rm -f $(LINUX_KERNEL) $(LINUX_IMAGE)
-$(MAKE) -C $(LINUX_DIR) clean
linux-dirclean:
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