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-rw-r--r--target/linux/brcm63xx/image/Makefile27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/image/Makefile b/target/linux/brcm63xx/image/Makefile
index 227dbd7a54..47c1df730d 100644
--- a/target/linux/brcm63xx/image/Makefile
+++ b/target/linux/brcm63xx/image/Makefile
@@ -27,25 +27,52 @@ define trxalign/squashfs
-a 1024
endef
+define Image/Build/CFE
+ # Generate the tagged image
+ $(STAGING_DIR_HOST)/bin/imagetag -i $(KDIR)/vmlinux.lzma.cfe -f $(KDIR)/root.$(1) \
+ -o $(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin \
+ -b $(2) -c $(3) -e $(LOADADDR) -l $(LOADADDR)
+# -b $(2) -c $(3) -e $(KERNEL_ENTRY) -l $(LOADADDR)
+
+ $(call prepare_generic_squashfs,$(BIN_DIR)/openwrt-$(2)-$(1)-cfe.bin)
+endef
+
define Build/Clean
$(MAKE) -C lzma-loader clean
endef
define Image/Prepare
+ # Standard LZMA kernel
cat $(KDIR)/vmlinux | $(STAGING_DIR_HOST)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma
+
+ # CFE is a LZMA nazi! It took me hours to find out the parameters!
+ # Also I think lzma has a bug cause it generates different output depending on
+ # if you use stdin / stdout or not. Use files instead of stdio here, cause
+ # otherwise CFE will complain and not boot the image.
+ $(STAGING_DIR_HOST)/bin/lzma e -d22 -fb64 -a1 $(KDIR)/vmlinux $(KDIR)/vmlinux.lzma.tmp
+
+ # Strip out the length, CFE doesn't like this
+ dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe bs=5 count=1
+ dd if=$(KDIR)/vmlinux.lzma.tmp of=$(KDIR)/vmlinux.lzma.cfe ibs=13 obs=5 skip=1 seek=1 conv=notrunc
+ rm -f $(KDIR)/vmlinux.lzma.tmp
+
+ # Build the LZMA loader
rm -f $(KDIR)/loader.gz
$(MAKE) -C lzma-loader \
BUILD_DIR="$(KDIR)" \
TARGET="$(KDIR)" \
clean install
+
echo -ne "\\x00" >> $(KDIR)/loader.gz
rm -f $(KDIR)/fs_mark
touch $(KDIR)/fs_mark
$(call prepare_generic_squashfs,$(KDIR)/fs_mark)
+
endef
define Image/Build
$(STAGING_DIR_HOST)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(1).trx -f $(KDIR)/loader.gz -f $(KDIR)/vmlinux.lzma $(call trxalign/$(1)) -f $(KDIR)/root.$(1)
+ $(call Image/Build/CFE,$(1),96345GW2,6345)
endef
$(eval $(call BuildImage))