blob: 09d9fc30c8cabce736a89fe026539454b971a551 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0-only */
* linux/arch/arm/plat-versatile/headsmp.S
* Copyright (c) 2003 ARM Limited
* All Rights Reserved
#include <linux/linkage.h>
#include <linux/init.h>
#include <asm/assembler.h>
* Realview/Versatile Express specific entry point for secondary CPUs.
* This provides a "holding pen" into which all secondary cores are held
* until we're ready for them to initialise.
ARM_BE8(setend be)
mrc p15, 0, r0, c0, c0, 5
bic r0, #0xff000000
adr r4, 1f
ldmia r4, {r5, r6}
sub r4, r4, r5
add r6, r6, r4
pen: ldr r7, [r6]
cmp r7, r0
bne pen
* we've been released from the holding pen: secondary_stack
* should now contain the SVC stack for this core
b secondary_startup
1: .long .
.long versatile_cpu_release