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authorStefan Reinauer <stefan.reinauer@coreboot.org>2015-06-23 12:57:06 -0700
committerStefan Reinauer <stefan.reinauer@coreboot.org>2015-06-26 22:44:10 +0200
commit987493300df70c5635110f184922c829de247cfe (patch)
treefc432f1e54786748515d278f3b1d667f961e8c8f /src/arch
parenteec2db4da7685ad5eccd4fca261fdc8a146ed45d (diff)
downloadcoreboot-987493300df70c5635110f184922c829de247cfe.tar.xz
x86: Move architecture selection from linker script to Makefile.inc
Change-Id: I5efd3cb3e6970b5740f740507244a1ab823e0bb6 Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/10590 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/arch')
-rw-r--r--src/arch/x86/Makefile.inc16
-rw-r--r--src/arch/x86/init/failover.ld4
-rw-r--r--src/arch/x86/init/romstage.ld4
3 files changed, 13 insertions, 11 deletions
diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index eaab2de96c..f502bbe03e 100644
--- a/src/arch/x86/Makefile.inc
+++ b/src/arch/x86/Makefile.inc
@@ -125,7 +125,11 @@ $(objgenerated)/bootblock.inc: $(src)/arch/x86/init/$(subst ",,$(CONFIG_BOOTBLOC
$(objcbfs)/bootblock.debug: $(objgenerated)/bootblock.o $(objgenerated)/bootblock.ld
@printf " LINK $(subst $(obj)/,,$(@))\n"
- $(LD_bootblock) -m elf_i386 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
+ifeq ($(CONFIG_ARCH_BOOTBLOCK_X86_32),y)
+ $(LD_bootblock) -m elf_i386 --oformat elf32-i386 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
+else
+ $(LD_bootblock) -m elf_x86_64 --oformat elf64-x86-64 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
+endif
endif # CONFIG_ARCH_BOOTBLOCK_X86_32 / CONFIG_ARCH_BOOTBLOCK_X86_64
@@ -197,9 +201,15 @@ romstage-srcs += $(objgenerated)/crt0.S
romstage-libs ?=
+ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
+romstage-oformat=elf32-i386
+else
+romstage-oformat=elf64-x86-64
+endif
+
$(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null.ld $$(romstage-libs)
@printf " LINK $(subst $(obj)/,,$(@))\n"
- $(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage_null.ld
+ $(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage_null.ld --oformat $(romstage-oformat)
$(OBJCOPY_romstage) --only-section .illegal_globals $(@) $(objcbfs)/romstage_null.offenders && \
$(NM_romstage) $(objcbfs)/romstage_null.offenders | grep -q ""; if [ $$? -eq 0 ]; then \
echo "Forbidden global variables in romstage:"; \
@@ -208,7 +218,7 @@ $(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null.
$(objcbfs)/romstage.debug: $$(romstage-objs) $(objgenerated)/romstage.ld $$(romstage-libs)
@printf " LINK $(subst $(obj)/,,$(@))\n"
- $(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage.ld
+ $(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage.ld --oformat $(romstage-oformat)
$(objgenerated)/romstage_null.ld: $(obj)/config.h $$(filter %.ld,$$(romstage-srcs))
@printf " GEN $(subst $(obj)/,,$(@))\n"
diff --git a/src/arch/x86/init/failover.ld b/src/arch/x86/init/failover.ld
index 5e4efa973f..d7aa47e249 100644
--- a/src/arch/x86/init/failover.ld
+++ b/src/arch/x86/init/failover.ld
@@ -18,10 +18,6 @@
* Foundation, Inc.
*/
-/* We use ELF as output format. So that we can debug the code in some form. */
-OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
-OUTPUT_ARCH(i386)
-
MEMORY {
rom : ORIGIN = 0xffff0000, LENGTH = 64K
}
diff --git a/src/arch/x86/init/romstage.ld b/src/arch/x86/init/romstage.ld
index 74e665f4af..7b9cb6aa45 100644
--- a/src/arch/x86/init/romstage.ld
+++ b/src/arch/x86/init/romstage.ld
@@ -18,10 +18,6 @@
* Foundation, Inc.
*/
-/* We use ELF as output format. So that we can debug the code in some form. */
-OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
-OUTPUT_ARCH(i386)
-
TARGET(binary)
SECTIONS
{