Libfdt is used for:
- Unflatten the Flatten Device-Tree (FDT) blob
- Create Device-Tree for the Hardware-Domain
Both use are done during the initialization of Xen. So move all the
libfdt to init.
Note that the runes was borrowed from libelf Makefile.
Signed-off-by: Julien Grall <[email protected]>
Reviewed-by: Stefano Stabellini <[email protected]>
---
Changes in v2:
- Add Stefano's reviewed-by
---
xen/common/libfdt/Makefile | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/xen/common/libfdt/Makefile b/xen/common/libfdt/Makefile
index 7578fe9c50..d81f54b6b8 100644
--- a/xen/common/libfdt/Makefile
+++ b/xen/common/libfdt/Makefile
@@ -1,5 +1,13 @@
include Makefile.libfdt
-obj-y += $(LIBFDT_OBJS)
+SECTIONS := text data $(SPECIAL_DATA_SECTIONS)
+
+obj-y += libfdt.o
CFLAGS += -I$(BASEDIR)/include/xen/libfdt/
+
+libfdt.o: libfdt-temp.o Makefile
+ $(OBJCOPY) $(foreach s,$(SECTIONS),--rename-section .$(s)=.init.$(s))
$< $@
+
+libfdt-temp.o: $(LIBFDT_OBJS)
+ $(LD) $(LDFLAGS) -r -o $@ $^
--
2.11.0
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