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Fix x86 build

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git-svn-id: svn://coreboot.org/openbios/openbios-devel@357 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2009-01-06 17:18:46 +00:00
parent 49d3954458
commit 18d3fd2172
7 changed files with 190 additions and 19 deletions
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37
arch/x86/build.xml
View File

@@ -20,41 +20,48 @@
<object source="xbox/console.c" condition="XBOX"/>
<object source="xbox/methods.c" condition="XBOX"/>
</library>
<executable name="target/arch/x86/entry.o" target="target">
<rule><![CDATA[ arch/x86/entry.S
$(CC) $$EXTRACFLAGS $(AS_FLAGS) $(CFLAGS) $(INCLUDES) -c -o $@ $^]]></rule>
</executable>
<executable name="openbios.multiboot" target="target" condition="IMAGE_ELF_MULTIBOOT">
<rule>
$(LD) -N -T arch/x86/ldscript -o $@.nostrip $^ \
$(shell $(CC) -print-libgcc-file-name)
$(LD) --warn-common -N -T arch/x86/ldscript -o $@.nostrip $^
$(NM) $@.nostrip | sort > $(ODIR)/openbios-multiboot.syms
cp $@.nostrip $@
$(STRIP) $@
</rule>
<object source="entry.S"/>
<external-object source="target/arch/x86/entry.o"/>
<object source="multiboot.c"/>
<external-object source="libx86.a"/>
<external-object source="libbootstrap.a"/>
<external-object source="libmodules.a"/>
<external-object source="libdrivers.a"/>
<!-- Needs to be after drivers to avoid missing symbols -->
<external-object source="libmodules.a"/>
<external-object source="liblibc.a"/>
<external-object source="libfs.a"/>
<external-object source="libgcc.a"/>
</executable>
<executable name="openbios-plain.elf" target="target" condition="IMAGE_ELF">
<rule>
$(LD) -N -T arch/x86/ldscript -o $@.nostrip $^ \
$(shell $(CC) -print-libgcc-file-name)
$(LD) --warn-common -N -T arch/x86/ldscript -o $@.nostrip $^
$(NM) $@.nostrip | sort > $(ODIR)/openbios-plain.syms
cp $@.nostrip $@
$(STRIP) $@
</rule>
<object source="entry.S"/>
<external-object source="target/arch/x86/entry.o"/>
<object source="plainboot.c"/>
<external-object source="libx86.a"/>
<external-object source="libbootstrap.a"/>
<external-object source="libmodules.a"/>
<external-object source="libdrivers.a"/>
<!-- Needs to be after drivers to avoid missing symbols -->
<external-object source="libmodules.a"/>
<external-object source="liblibc.a"/>
<external-object source="libfs.a"/>
<external-object source="libgcc.a"/>
</executable>
<!-- HACK ALERT -->
@@ -80,20 +87,20 @@
<executable name="openbios-builtin.elf" target="target" condition="IMAGE_ELF_EMBEDDED">
<rule>
$(LD) -N -T arch/x86/ldscript -o $@.nostrip $^ \
$(shell $(CC) -print-libgcc-file-name)
$(LD) --warn-common -N -T arch/x86/ldscript -o $@.nostrip $^
$(NM) $@.nostrip | sort > $(ODIR)/openbios-builtin.syms
cp $@.nostrip $@
$(STRIP) $@
</rule>
<object source="entry.S"/>
$(STRIP) $@</rule>
<external-object source="target/arch/x86/entry.o"/>
<external-object source="target/arch/x86/builtin.o"/>
<external-object source="libx86.a"/>
<external-object source="libbootstrap.a"/>
<external-object source="libmodules.a"/>
<external-object source="libdrivers.a"/>
<!-- Needs to be after drivers to avoid missing symbols -->
<external-object source="libmodules.a"/>
<external-object source="liblibc.a"/>
<external-object source="libfs.a"/>
<external-object source="libgcc.a"/>
</executable>
</build>

6
arch/x86/entry.S
View File

@@ -252,6 +252,12 @@ vec19:
pushl $19 /* vector */
jmp int_hand
__divide_error:
pushl $0 /* error code */
pushl $20 /* vector */
jmp int_hand
.global __divide_error
int_hand:
/* At this point on the stack there is:
* 0(%esp) vector