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/* Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Main routine for Chrome EC
*/
#include "registers.h"
#include "board.h"
#include "adc.h"
#include "clock.h"
#include "console.h"
#include "eeprom.h"
#include "flash.h"
#include "flash_commands.h"
#include "gpio.h"
#include "i2c.h"
#include "jtag.h"
#include "keyboard.h"
#include "lpc.h"
#include "memory_commands.h"
#include "port80.h"
#include "power_button.h"
#include "powerdemo.h"
#include "pwm.h"
#include "pwm_commands.h"
#include "system.h"
#include "task.h"
#include "temp_sensor.h"
#include "timer.h"
#include "uart.h"
#include "vboot.h"
#include "watchdog.h"
#include "usb_charge.h"
/* example task blinking the user LED */
/* TODO: This also kicks the watchdog, so MUST be present! */
void UserLedBlink(void)
{
while (1) {
#ifdef BOARD_bds
gpio_set_level(GPIO_DEBUG_LED, 1);
#endif
usleep(500000);
watchdog_reload();
#ifdef BOARD_bds
gpio_set_level(GPIO_DEBUG_LED, 0);
#endif
usleep(500000);
watchdog_reload();
}
}
int main(void)
{
/* Configure the pin multiplexers */
configure_board();
jtag_pre_init();
/* Initialize the system module. This enables the hibernate clock
* source we need to calibrate the internal oscillator. */
system_pre_init();
/* Set the CPU clocks / PLLs */
clock_init();
/* Do system, gpio, and vboot pre-initialization so we can jump to
* another image if necessary. This must be done as early as
* possible, so that the minimum number of components get
* re-initialized if we jump to another image. */
gpio_pre_init();
vboot_pre_init();
task_init();
watchdog_init(1100);
timer_init();
uart_init();
system_init();
flash_init();
eeprom_init();
port_80_init();
lpc_init();
pwm_init();
i2c_init();
temp_sensor_init();
power_button_init();
adc_init();
usb_charge_init();
/* Print the reset cause */
uart_printf("\n\n--- Chrome EC initialized! ---\n");
uart_printf("(image: %s, version: %s, last reset: %s)\n",
system_get_image_copy_string(),
system_get_version(SYSTEM_IMAGE_UNKNOWN),
system_get_reset_cause_string());
/* Launch task scheduling (never returns) */
return task_start();
}
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