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authorStefan Reinauer <reinauer@chromium.org>2013-03-14 17:53:19 -0700
committerRonald G. Minnich <rminnich@gmail.com>2013-03-18 20:51:26 +0100
commitc2fe1e0a0999f65f7954ba88b69e63c3d2737291 (patch)
treed8f3b0dd8eb295f810af5b5ba026f466070cad1d /src/cpu/x86/smm/Makefile.inc
parent7492ec1ca62efee1f244d8306b03ed3d74ac2e53 (diff)
SMM: link against libgcc
The non-relocatable SMM code was changed to link against libgcc a while back so that printk could use built-in division instead of a hand crafted div() function. However, the relocatable SMM code was not adapted by mistake. This patch links the relocatable SMM against libgcc, too, so we can enable it for Haswell. Change-Id: Ia64a78e2e62348d115ae4ded52d1a02c74c5cea4 Signed-off-by: Stefan Reinauer <reinauer@google.com> Reviewed-on: http://review.coreboot.org/2727 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/cpu/x86/smm/Makefile.inc')
-rw-r--r--src/cpu/x86/smm/Makefile.inc6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/cpu/x86/smm/Makefile.inc b/src/cpu/x86/smm/Makefile.inc
index ee4dbeaae0..b595a36924 100644
--- a/src/cpu/x86/smm/Makefile.inc
+++ b/src/cpu/x86/smm/Makefile.inc
@@ -18,7 +18,6 @@
##
ifeq ($(CONFIG_SMM_MODULES),y)
-
smmstub-y += smm_stub.S
smmstub-y += smm_module_header.c
@@ -48,8 +47,9 @@ $(obj)/cpu/x86/smm/smmstub.ramstage.o: $(obj)/cpu/x86/smm/smmstub
# C-based SMM handler.
-$(obj)/cpu/x86/smm/smm.o: $$(smm-objs)
- $(CC) $(LDFLAGS) -nostdlib -r -o $@ $^
+$(obj)/cpu/x86/smm/smm.o: $$(smm-objs) $(LIBGCC_FILE_NAME)
+ $(CC) $(LDFLAGS) -nostdlib -r -o $@ -Wl,--wrap,__divdi3 -Wl,--wrap,__udivdi3 -Wl,--wrap,__moddi3 -Wl,--wrap,__umoddi3 -Wl,--start-group $(smm-objs) $(LIBGCC_FILE_NAME) -Wl,--end-group
+
$(eval $(call rmodule_link,$(obj)/cpu/x86/smm/smm.elf, $(obj)/cpu/x86/smm/smm.o, $(CONFIG_SMM_MODULE_HEAP_SIZE)))