u-boot/examples/api/crt0.S
Peter Tyser d4abc757c2 Move api_examples to examples/api
Also add a rule to remove demo.bin which was previously leftover
after a "make clean"

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
2009-07-21 09:23:36 +02:00

72 lines
1.4 KiB
ArmAsm

/*
* (C) Copyright 2007 Semihalf
*
* Written by: Rafal Jaworowski <raj@semihalf.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* 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; either version 2 of
* the License, or (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#if defined(CONFIG_PPC)
.text
.globl _start
_start:
lis %r11, search_hint@ha
addi %r11, %r11, search_hint@l
stw %r1, 0(%r11)
b main
.globl syscall
syscall:
lis %r11, syscall_ptr@ha
addi %r11, %r11, syscall_ptr@l
lwz %r11, 0(%r11)
mtctr %r11
bctr
#elif defined(CONFIG_ARM)
.text
.globl _start
_start:
ldr ip, =search_hint
str sp, [ip]
b main
.globl syscall
syscall:
ldr ip, =syscall_ptr
ldr pc, [ip]
#else
#error No support for this arch!
#endif
.globl syscall_ptr
syscall_ptr:
.align 4
.long 0
.globl search_hint
search_hint:
.long 0