1/* 2 * Copyright (c) 2009 ST-Ericsson 3 * This file is based ARM Realview platform 4 * Copyright (c) 2003 ARM Limited 5 * All Rights Reserved 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11#include <linux/linkage.h> 12#include <linux/init.h> 13 14 __INIT 15 16/* 17 * U8500 specific entry point for secondary CPUs. 18 */ 19ENTRY(u8500_secondary_startup) 20 mrc p15, 0, r0, c0, c0, 5 21 and r0, r0, #15 22 adr r4, 1f 23 ldmia r4, {r5, r6} 24 sub r4, r4, r5 25 add r6, r6, r4 26 dsb 27pen: ldr r7, [r6] 28 cmp r7, r0 29 bne pen 30 31 /* 32 * we've been released from the holding pen: secondary_stack 33 * should now contain the SVC stack for this core 34 */ 35 b secondary_startup 36 371: .long . 38 .long pen_release 39