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Many Kudos go to Segher Boessenkool and Patrick Georgi for figuring this one 

out. Fix the libgcc dependency on abort() due to nested functions.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4326 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer 2009-05-30 15:12:33 +00:00 committed by Stefan Reinauer
parent 41216225a1
commit 608762793a
3 changed files with 35 additions and 1 deletions
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2
src/arch/ppc/lib/Config.lb
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@ -8,6 +8,7 @@ object ppc.o
object timebase.S
object floats.S
object div64.S
object abort.o
initobject pci_dev.o
initobject printk_init.o
initobject timebase.S
@ -15,3 +16,4 @@ initobject timer.o
initobject floats.S
initobject div64.S
initobject ppc.o
initobject abort.o

32
src/arch/ppc/lib/abort.c Normal file
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@ -0,0 +1,32 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 coresystems GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* gcc produces calls to an abort function in their trampoline code on powerpc
* 32bit platforms.
* This trampoline code is emitted for example in nested functions.
*/
void abort(void)
{
/* We would want to call die() here, but it might not be available at
* this point, so for now we have to die silently.
*/
for (;;) ;
}

2
src/config/Config.lb
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@ -47,7 +47,7 @@ end
makerule coreboot_ram.o
depends "src/arch/$(ARCH)/lib/c_start.o $(DRIVER) coreboot.a $(LIBGCC_FILE_NAME)"
action "$(CC) $(DISTRO_LFLAGS) -nostdlib -r -o $@ $^"
action "$(CC) $(DISTRO_LFLAGS) -nostdlib -r -o $@ src/arch/$(ARCH)/lib/c_start.o $(DRIVER) -Wl,-\( coreboot.a $(LIBGCC_FILE_NAME) -Wl,-\)"
end
makerule coreboot_ram