init/_vmm.S

   1 /*
   2  *  Copyright (c) 2014 Samsung Electronics Co., Ltd.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  *
  18  */
  19
  20 #include <linux/vmm.h>
  21
  22 #ifdef CONFIG_RKP_6G
  23 #define vmm_ELF_PATH "init/vmm.6g.elf"
  24 #else
  25 #define vmm_ELF_PATH "init/vmm.elf"
  26 #endif
  27
  28 #define SMC_64BIT_RET_MAGIC 0xC2000401
  29
  30 .section .init.text, "ax"
  31 .global _vmm_goto_EL2
  32 _vmm_goto_EL2:
  33         smc #0
  34         isb
  35         ret
  36
  37 .global _vmm_disable
  38 _vmm_disable:
  39         ldr x0, =SMC_64BIT_RET_MAGIC
  40         smc #0
  41         isb
  42
  43 .global _svmm
  44 _svmm:
  45 .incbin vmm_ELF_PATH
  46 .global _evmm
  47 _evmm:
  48 .section .text