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-rw-r--r--firmware/Makefile16
1 files changed, 2 insertions, 14 deletions
diff --git a/firmware/Makefile b/firmware/Makefile
index 0e432843db74..d872b7942a30 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -161,27 +161,15 @@ $(patsubst %,$(obj)/%.gen.o, $(fw-external-y)): $(obj)/%.gen.o: $(fwdir)/%
161$(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %) 161$(obj)/%: $(obj)/%.ihex | $(objtree)/$(obj)/$$(dir %)
162 $(call cmd,ihex) 162 $(call cmd,ihex)
163 163
164# Don't depend on ihex2fw if we're installing and it already exists.
165# Putting it after | in the dependencies doesn't seem sufficient when
166# we're installing after a cross-compile, because ihex2fw has dependencies
167# on stuff like /usr/lib/gcc/ppc64-redhat-linux/4.3.0/include/stddef.h and
168# thus wants to be rebuilt. Which it can't be, if the prebuilt kernel tree
169# is exported read-only for someone to run 'make install'.
170ifeq ($(INSTALL):$(wildcard $(obj)/ihex2fw),install:$(obj)/ihex2fw)
171ihex2fw_dep :=
172else
173ihex2fw_dep := $(obj)/ihex2fw
174endif
175
176# .HEX is also Intel HEX, but where the offset and length in each record 164# .HEX is also Intel HEX, but where the offset and length in each record
177# is actually meaningful, because the firmware has to be loaded in a certain 165# is actually meaningful, because the firmware has to be loaded in a certain
178# order rather than as a single binary blob. Thus, we convert them into our 166# order rather than as a single binary blob. Thus, we convert them into our
179# more compact binary representation of ihex records (<linux/ihex.h>) 167# more compact binary representation of ihex records (<linux/ihex.h>)
180$(obj)/%.fw: $(obj)/%.HEX $(ihex2fw_dep) | $(objtree)/$(obj)/$$(dir %) 168$(obj)/%.fw: $(obj)/%.HEX $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %)
181 $(call cmd,ihex2fw) 169 $(call cmd,ihex2fw)
182 170
183# .H16 is our own modified form of Intel HEX, with 16-bit length for records. 171# .H16 is our own modified form of Intel HEX, with 16-bit length for records.
184$(obj)/%.fw: $(obj)/%.H16 $(ihex2fw_dep) | $(objtree)/$(obj)/$$(dir %) 172$(obj)/%.fw: $(obj)/%.H16 $(obj)/ihex2fw | $(objtree)/$(obj)/$$(dir %)
185 $(call cmd,h16tofw) 173 $(call cmd,h16tofw)
186 174
187$(firmware-dirs): 175$(firmware-dirs):