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-rw-r--r--src/soc/amd/common/Makefile.inc9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/soc/amd/common/Makefile.inc b/src/soc/amd/common/Makefile.inc
index dc782c99d8..ec434e0734 100644
--- a/src/soc/amd/common/Makefile.inc
+++ b/src/soc/amd/common/Makefile.inc
@@ -28,10 +28,13 @@ add_bootblock = \
endif # ifeq ($(CONFIG_RESET_VECTOR_IN_RAM),y)
ifeq ($(CONFIG_VBOOT_GSCVD),y)
-build_complete:: $(AMDFWREAD)
+build_complete:: $(obj)/ro-amdfw-list
-amdfwread-offset-size-cmd = $(AMDFWREAD) --ro-list $(obj)/coreboot.rom | \
- awk --non-decimal-data '/$(1)/ {printf "%x:%x", $$3, $$4}'
+$(obj)/ro-amdfw-list: $(AMDFWREAD)
+ $(AMDFWREAD) --ro-list $(obj)/coreboot.rom > $@
+
+amdfwread-offset-size-cmd = grep '$(1)' $(obj)/ro-amdfw-list | \
+ sed 's/^.* 0x0*\(.*\) 0x0*\(.*\)$$/\1:\2/'
amdfwread-range-cmd = $(shell ( \
range=$$($(call amdfwread-offset-size-cmd,$(1))) ;\