189 lines
5.4 KiB
C
189 lines
5.4 KiB
C
/****************************************************************************
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* configs/nucleo-144/src/stm32_autoleds.c
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*
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* Copyright (C) 2016 Gregory Nutt. All rights reserved.
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* Authors: Gregory Nutt <gnutt@nuttx.org>
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* David Sidrane <david_s5@nscdg.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdbool.h>
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#include <debug.h>
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#include <nuttx/board.h>
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#include <arch/board/board.h>
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#include "stm32l4_gpio.h"
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#include "nucleo-144.h"
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#ifdef CONFIG_ARCH_LEDS
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define ARRAYSIZE(x) (sizeof((x)) / sizeof((x)[0]))
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/* Indexed by BOARD_LED_<color> */
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static const uint32_t g_ledmap[BOARD_NLEDS] =
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{
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GPIO_LED_GREEN,
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GPIO_LED_BLUE,
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GPIO_LED_RED,
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};
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static bool g_initialized;
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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static void phy_set_led(int led, bool state)
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{
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/* Active High */
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stm32l4_gpiowrite(g_ledmap[led], state);
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: board_autoled_initialize
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****************************************************************************/
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void board_autoled_initialize(void)
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{
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int i;
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/* Configure the LD1 GPIO for output. Initial state is OFF */
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for (i = 0; i < ARRAYSIZE(g_ledmap); i++)
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{
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stm32l4_configgpio(g_ledmap[i]);
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}
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}
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/****************************************************************************
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* Name: board_autoled_on
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****************************************************************************/
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void board_autoled_on(int led)
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{
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switch (led)
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{
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default:
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break;
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case LED_HEAPALLOCATE:
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phy_set_led(BOARD_LED_BLUE, true);
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break;
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case LED_IRQSENABLED:
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phy_set_led(BOARD_LED_BLUE, false);
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phy_set_led(BOARD_LED_GREEN, true);
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break;
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case LED_STACKCREATED:
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phy_set_led(BOARD_LED_GREEN, true);
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phy_set_led(BOARD_LED_BLUE, true);
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g_initialized = true;
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break;
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case LED_INIRQ:
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phy_set_led(BOARD_LED_BLUE, true);
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break;
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case LED_SIGNAL:
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phy_set_led(BOARD_LED_GREEN, true);
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break;
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case LED_ASSERTION:
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phy_set_led(BOARD_LED_RED, true);
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phy_set_led(BOARD_LED_BLUE, true);
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break;
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case LED_PANIC:
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phy_set_led(BOARD_LED_RED, true);
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break;
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case LED_IDLE : /* IDLE */
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phy_set_led(BOARD_LED_RED, true);
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break;
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}
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}
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/****************************************************************************
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* Name: board_autoled_off
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****************************************************************************/
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void board_autoled_off(int led)
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{
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switch (led)
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{
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default:
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break;
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case LED_SIGNAL:
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phy_set_led(BOARD_LED_GREEN, false);
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break;
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case LED_INIRQ:
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phy_set_led(BOARD_LED_BLUE, false);
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break;
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case LED_ASSERTION:
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phy_set_led(BOARD_LED_RED, false);
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phy_set_led(BOARD_LED_BLUE, false);
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break;
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case LED_PANIC:
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phy_set_led(BOARD_LED_RED, false);
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break;
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case LED_IDLE : /* IDLE */
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phy_set_led(BOARD_LED_RED, false);
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break;
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}
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}
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#endif /* CONFIG_ARCH_LEDS */
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