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-rw-r--r--scripts/Makefile.lib26
1 files changed, 25 insertions, 1 deletions
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 434a0b8e3c97..5a93712ea570 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -129,6 +129,12 @@ _c_flags += $(if $(patsubst n%,, \
$(CFLAGS_KASAN), $(CFLAGS_KASAN_NOSANITIZE))
endif
+ifeq ($(CONFIG_UBSAN),y)
+_c_flags += $(if $(patsubst n%,, \
+ $(UBSAN_SANITIZE_$(basetarget).o)$(UBSAN_SANITIZE)$(CONFIG_UBSAN_SANITIZE_ALL)), \
+ $(CFLAGS_UBSAN))
+endif
+
ifeq ($(CONFIG_KCOV),y)
_c_flags += $(if $(patsubst n%,, \
$(KCOV_INSTRUMENT_$(basetarget).o)$(KCOV_INSTRUMENT)y), \
@@ -292,10 +298,16 @@ cmd_dt_S_dtb= \
$(obj)/%.dtb.S: $(obj)/%.dtb
$(call cmd,dt_S_dtb)
+ifneq ($(DTC_EXT),)
+DTC = $(DTC_EXT)
+else
+DTC = $(objtree)/scripts/dtc/dtc
+endif
+
quiet_cmd_dtc = DTC $@
cmd_dtc = mkdir -p $(dir ${dtc-tmp}) ; \
$(CPP) $(dtc_cpp_flags) -x assembler-with-cpp -o $(dtc-tmp) $< ; \
- $(objtree)/scripts/dtc/dtc -O dtb -o $@ -b 0 \
+ $(DTC) -O dtb -o $@ -b 0 \
-i $(dir $<) $(DTC_FLAGS) \
-d $(depfile).dtc.tmp $(dtc-tmp) ; \
cat $(depfile).pre.tmp $(depfile).dtc.tmp > $(depfile)
@@ -305,6 +317,18 @@ $(obj)/%.dtb: $(src)/%.dts FORCE
dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp)
+# Helper targets for Installing DTBs into the boot directory
+quiet_cmd_dtb_install = INSTALL $<
+ cmd_dtb_install = cp $< $(2)
+
+_dtbinst_pre_:
+ $(Q)if [ -d $(INSTALL_DTBS_PATH).old ]; then rm -rf $(INSTALL_DTBS_PATH).old; fi
+ $(Q)if [ -d $(INSTALL_DTBS_PATH) ]; then mv $(INSTALL_DTBS_PATH) $(INSTALL_DTBS_PATH).old; fi
+ $(Q)mkdir -p $(INSTALL_DTBS_PATH)
+
+%.dtb_dtbinst_: $(obj)/%.dtb _dtbinst_pre_
+ $(call cmd,dtb_install,$(INSTALL_DTBS_PATH))
+
# cat
# ---------------------------------------------------------------------------
# Concatentate multiple files together