root/arch/arm/mach-oxnas/headsmp.S

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2013 Ma Haijun <mahaijuns@gmail.com>
   4  * Copyright (c) 2003 ARM Limited
   5  * All Rights Reserved
   6  */
   7 #include <linux/linkage.h>
   8 #include <linux/init.h>
   9 
  10         __INIT
  11 
  12 /*
  13  * OX820 specific entry point for secondary CPUs.
  14  */
  15 ENTRY(ox820_secondary_startup)
  16         mov r4, #0
  17         /* invalidate both caches and branch target cache */
  18         mcr p15, 0, r4, c7, c7, 0
  19         /*
  20          * we've been released from the holding pen: secondary_stack
  21          * should now contain the SVC stack for this core
  22          */
  23         b       secondary_startup