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-rw-r--r--target/linux/ar71xx/image/Makefile22
1 files changed, 22 insertions, 0 deletions
diff --git a/target/linux/ar71xx/image/Makefile b/target/linux/ar71xx/image/Makefile
index f32bc59359..fc66908d64 100644
--- a/target/linux/ar71xx/image/Makefile
+++ b/target/linux/ar71xx/image/Makefile
@@ -842,6 +842,28 @@ define Image/BuildLoader
endef
#
+# Embed patched lzma-compressed kernel inside lzma-loader.
+#
+# Specifying the command line via the lzma-loader doesn't work with some
+# models (like the TP-LINK CPE series), so this version first patches the
+# command line in the image and then builds the loader around it.
+#
+# $(1), suffix of output filename, e.g. generic, lowercase board name, etc.
+# $(2), suffix of target file to build, e.g. bin, gz, elf
+# $(3), kernel command line to pass from lzma-loader to kernel
+# $(4), unused here
+# $(5), suffix of kernel filename, e.g. -initramfs, or empty
+define Image/BuildLoaderPatched
+ $(call PatchKernelLzma,$(1),$(3))
+ -rm -rf $(KDIR)/lzma-loader
+ $(LOADER_MAKE) LOADER=loader-$(1).$(2) \
+ LZMA_TEXT_START=0x80a00000 LOADADDR=0x80060000 \
+ LOADER_DATA="$(KDIR_TMP)/vmlinux-$(1)$(5).bin.lzma" BOARD="$(1)" \
+ compile loader.$(2)
+ -$(CP) $(KDIR)/loader-$(1).$(2) $(KDIR)/loader-$(1)$(5).$(2)
+endef
+
+#
# Build lzma-loader alone which will search for lzma-compressed kernel identified by
# uImage header with magic "OKLI" at boot time.
#