mirror of
https://github.com/torvalds/linux.git
synced 2024-11-14 16:12:02 +00:00
8e0f549b23
Once the ENDPROC is in place, BSYM() in not longer necessary to get correct pointer to msm_secondary_startup(). Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: David Brown <davidb@codeaurora.org> Cc: Daniel Walker <dwalker@fifo99.com>
42 lines
930 B
ArmAsm
42 lines
930 B
ArmAsm
/*
|
|
* linux/arch/arm/mach-realview/headsmp.S
|
|
*
|
|
* Copyright (c) 2003 ARM Limited
|
|
* All Rights Reserved
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#include <linux/linkage.h>
|
|
#include <linux/init.h>
|
|
|
|
__CPUINIT
|
|
|
|
/*
|
|
* MSM 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.
|
|
*/
|
|
ENTRY(msm_secondary_startup)
|
|
mrc p15, 0, r0, c0, c0, 5
|
|
and r0, r0, #15
|
|
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
|
|
ENDPROC(msm_secondary_startup)
|
|
|
|
.align
|
|
1: .long .
|
|
.long pen_release
|