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-rw-r--r--scripts/Makefile.lib20
1 files changed, 19 insertions, 1 deletions
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 0376a6f18bfb..250b9fd73f6d 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -358,7 +358,7 @@ DTC_FLAGS += $(DTC_FLAGS_$(basetarget))
DTC_FLAGS += $(if $(filter $(patsubst $(obj)/%,%,$@), $(base-dtb-y)), -@)
# Generate an assembly file to wrap the output of the device tree compiler
-quiet_cmd_dt_S_dtb= DTB $@
+quiet_cmd_dt_S_dtb= DTBS $@
cmd_dt_S_dtb= \
{ \
echo '\#include <asm-generic/vmlinux.lds.h>'; \
@@ -375,6 +375,24 @@ cmd_dt_S_dtb= \
$(obj)/%.dtb.S: $(obj)/%.dtb FORCE
$(call if_changed,dt_S_dtb)
+# Generate an assembly file to wrap the output of the device tree compiler
+quiet_cmd_dt_S_dtbo= DTBOS $@
+cmd_dt_S_dtbo= \
+{ \
+ echo '\#include <asm-generic/vmlinux.lds.h>'; \
+ echo '.section .dtb.init.rodata,"a"'; \
+ echo '.balign STRUCT_ALIGNMENT'; \
+ echo '.global __dtbo_$(subst -,_,$(*F))_begin'; \
+ echo '__dtbo_$(subst -,_,$(*F))_begin:'; \
+ echo '.incbin "$<" '; \
+ echo '__dtbo_$(subst -,_,$(*F))_end:'; \
+ echo '.global __dtbo_$(subst -,_,$(*F))_end'; \
+ echo '.balign STRUCT_ALIGNMENT'; \
+} > $@
+
+$(obj)/%.dtbo.S: $(obj)/%.dtbo FORCE
+ $(call if_changed,dt_S_dtbo)
+
quiet_cmd_dtc = DTC $@
cmd_dtc = $(HOSTCC) -E $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
$(DTC) -o $@ -b 0 \