arch/sandbox/cpu/state.c

   1 /*
   2  * Copyright (c) 2011-2012 The Chromium OS Authors.
   3  * SPDX-License-Identifier:     GPL-2.0+
   4  */
   5
   6 #include <common.h>
   7 #include <asm/state.h>
   8
   9 /* Main state record for the sandbox */
  10 static struct sandbox_state main_state;
  11 static struct sandbox_state *state;     /* Pointer to current state record */
  12
  13 void state_record_exit(enum exit_type_id exit_type)
  14 {
  15         state->exit_type = exit_type;
  16 }
  17
  18 struct sandbox_state *state_get_current(void)
  19 {
  20         assert(state);
  21         return state;
  22 }
  23
  24 int state_init(void)
  25 {
  26         state = &main_state;
  27
  28         /*
  29          * Example of how to use GPIOs:
  30          *
  31          * sandbox_gpio_set_direction(170, 0);
  32          * sandbox_gpio_set_value(170, 0);
  33          */
  34         return 0;
  35 }