linux/arch/ppc64/boot/crt0.S

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ArmAsm
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/*
* Copyright (C) Paul Mackerras 1997.
*
* 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.
*
* NOTE: this code runs in 32 bit mode and is packaged as ELF32.
*/
#include "ppc_asm.h"
.text
.globl _start
_start:
lis r9,_start@h
lis r8,_etext@ha
addi r8,r8,_etext@l
1: dcbf r0,r9
icbi r0,r9
addi r9,r9,0x20
cmplwi 0,r9,8
blt 1b
sync
isync
b start