arch/arm/kernel/psci-call.S

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License version 2 as
   4  * published by the Free Software Foundation.
   5  *
   6  * This program is distributed in the hope that it will be useful,
   7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9  * GNU General Public License for more details.
  10  *
  11  * Copyright (C) 2015 ARM Limited
  12  *
  13  * Author: Mark Rutland <mark.rutland@arm.com>
  14  */
  15
  16 #include <linux/linkage.h>
  17
  18 #include <asm/opcodes-sec.h>
  19 #include <asm/opcodes-virt.h>
  20
  21 /* int __invoke_psci_fn_hvc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
  22 ENTRY(__invoke_psci_fn_hvc)
  23         __HVC(0)
  24         bx      lr
  25 ENDPROC(__invoke_psci_fn_hvc)
  26
  27 /* int __invoke_psci_fn_smc(u32 function_id, u32 arg0, u32 arg1, u32 arg2) */
  28 ENTRY(__invoke_psci_fn_smc)
  29         __SMC(0)
  30         bx      lr
  31 ENDPROC(__invoke_psci_fn_smc)