arch/powerpc/kernel/epapr_hcalls.S

   1 /*
   2  * Copyright (C) 2012 Freescale Semiconductor, Inc.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version
   7  * 2 of the License, or (at your option) any later version.
   8  */
   9
  10 #include <linux/threads.h>
  11 #include <asm/reg.h>
  12 #include <asm/page.h>
  13 #include <asm/cputable.h>
  14 #include <asm/thread_info.h>
  15 #include <asm/ppc_asm.h>
  16 #include <asm/asm-offsets.h>
  17
  18 /* Hypercall entry point. Will be patched with device tree instructions. */
  19 .global epapr_hypercall_start
  20 epapr_hypercall_start:
  21         li      r3, -1
  22         nop
  23         nop
  24         nop
  25         blr