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/*
* Copyright (c) 2011-2012 The Chromium OS Authors.
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <os.h>
#include <asm/state.h>
/* Main state record for the sandbox */
static struct sandbox_state main_state;
static struct sandbox_state *state; /* Pointer to current state record */
void state_record_exit(enum exit_type_id exit_type)
{
state->exit_type = exit_type;
}
struct sandbox_state *state_get_current(void)
{
assert(state);
return state;
}
int state_init(void)
{
state = &main_state;
state->ram_size = CONFIG_SYS_SDRAM_SIZE;
state->ram_buf = os_malloc(state->ram_size);
assert(state->ram_buf);
/*
* Example of how to use GPIOs:
*
* sandbox_gpio_set_direction(170, 0);
* sandbox_gpio_set_value(170, 0);
*/
return 0;
}
int state_uninit(void)
{
int err;
state = &main_state;
if (state->write_ram_buf) {
err = os_write_ram_buf(state->ram_buf_fname);
if (err) {
printf("Failed to write RAM buffer\n");
return err;
}
}
return 0;
}
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