sandbox.c
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/*
* Copyright (c) 2011 The Chromium OS Authors.
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <cros_ec.h>
#include <dm.h>
#include <os.h>
#include <asm/test.h>
#include <asm/u-boot-sandbox.h>
/*
* Pointer to initial global data area
*
* Here we initialize it.
*/
gd_t *gd;
/* Add a simple GPIO device */
U_BOOT_DEVICE(gpio_sandbox) = {
.name = "gpio_sandbox",
};
void flush_cache(unsigned long start, unsigned long size)
{
}
/* system timer offset in ms */
static unsigned long sandbox_timer_offset;
void sandbox_timer_add_offset(unsigned long offset)
{
sandbox_timer_offset += offset;
}
unsigned long timer_read_counter(void)
{
return os_get_nsec() / 1000 + sandbox_timer_offset * 1000;
}
int dram_init(void)
{
gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
return 0;
}
#ifdef CONFIG_BOARD_EARLY_INIT_F
int board_early_init_f(void)
{
#ifdef CONFIG_VIDEO_SANDBOX_SDL
int ret;
ret = sandbox_lcd_sdl_early_init();
if (ret) {
puts("Could not init sandbox LCD emulation\n");
return ret;
}
#endif
return 0;
}
#endif
#ifdef CONFIG_BOARD_LATE_INIT
int board_late_init(void)
{
if (cros_ec_get_error()) {
/* Force console on */
gd->flags &= ~GD_FLG_SILENT;
printf("cros-ec communications failure %d\n",
cros_ec_get_error());
puts("\nPlease reset with Power+Refresh\n\n");
panic("Cannot init cros-ec device");
return -1;
}
return 0;
}
#endif