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/*-
* Copyright (c) 2008 John Hay. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/boot/arm/ixp425/boot2/arm_init.S 186352 2008-12-20 03:26:09Z sam $
*/
#include <machine/asm.h>
ASENTRY_NP(start)
/* Initialise bss and sp */
nop
adr r1, .Lstart
ldmia r1, {r1, r2, sp} /* Set initial stack and */
sub r2, r2, r1 /* get zero init data */
mov r3, #0
.L1:
str r3, [r1], #0x0004 /* get zero init data */
subs r2, r2, #4
bgt .L1
.extern main
bl main
/* main should not return. If it does, spin forever */
infiniteLoop:
b infiniteLoop
.Lstart:
.word _edata
.word _end
.word BOOT_STACK
ENTRY(cpu_id)
mrc p15, 0, r0, c0, c0, 0
RET
/* End */