arch/arm/mach-highbank/smc.S

   1 /*
   2  * Copied from omap44xx-smc.S Copyright (C) 2010 Texas Instruments, Inc.
   3  * Copyright 2012 Calxeda, Inc.
   4  *
   5  * This program is free software,you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #include <linux/linkage.h>
  11
  12 /*
  13  * This is common routine to manage secure monitor API
  14  * used to modify the PL310 secure registers.
  15  * 'r0' contains the value to be modified and 'r12' contains
  16  * the monitor API number.
  17  * Function signature : void highbank_smc1(u32 fn, u32 arg)
  18  */
  19
  20 ENTRY(highbank_smc1)
  21         stmfd   sp!, {r4-r11, lr}
  22         mov     r12, r0
  23         mov     r0, r1
  24         dsb
  25         smc     #0
  26         ldmfd   sp!, {r4-r11, pc}
  27 ENDPROC(highbank_smc1)