From patchwork Sun Mar 20 19:14:18 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: BUILD: add -MMD to iasl cpp call Date: Sun, 20 Mar 2011 19:14:18 -0000 From: Sven Schnelle X-Patchwork-Id: 2800 Message-Id: <1300648458-21420-1-git-send-email-svens@stackframe.org> To: coreboot@coreboot.org Cc: svens@stackframe.org Right now there are no dependency rules for compiling dsdt.asl. If ACPI code includes asl files, the dsdt isn't recompiled if any of those file is changed. Add the flags to the preprocessor call to have it generate the neccessary dependency rule. Signed-off-by: Sven Schnelle Acked-by: Peter Stuge --- Makefile.inc | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/Makefile.inc b/Makefile.inc index 1d2d0dc..791150c 100644 --- a/Makefile.inc +++ b/Makefile.inc @@ -59,7 +59,7 @@ driver-S-ccopts:=-DASSEMBLY define ramstage-objs_asl_template $(obj)/$(1).ramstage.o: src/$(1).asl @printf " IASL $$(subst $(top)/,,$$(@))\n" - $(CPP) -D__ACPI__ -P -include $(abspath $(obj)/config.h) -I$(src) -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl + $(CPP) -MMD -MT $$(@) -D__ACPI__ -P -include $(abspath $(obj)/config.h) -I$(src) -I$(src)/mainboard/$(MAINBOARDDIR) $$< -o $$(basename $$@).asl iasl -p $$(obj)/$(1) -tc $$(basename $$@).asl mv $$(obj)/$(1).hex $$(basename $$@).c $(CC) $$(CFLAGS) $$(if $$(subst dsdt,,$$(basename $$(notdir $(1)))), -DAmlCode=AmlCode_$$(basename $$(notdir $(1)))) -c -o $$@ $$(basename $$@).c