129 lines
5.2 KiB
C
129 lines
5.2 KiB
C
/****************************************************************************
|
|
* configs/stm32f769i-disco/src/stm32_autoleds.c
|
|
*
|
|
* Copyright (C) 2015 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdbool.h>
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/board.h>
|
|
|
|
#include "stm32_gpio.h"
|
|
#include "stm32f769i-disco.h"
|
|
|
|
#ifdef CONFIG_ARCH_LEDS
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: board_autoled_initialize
|
|
****************************************************************************/
|
|
|
|
void board_autoled_initialize(void)
|
|
{
|
|
/* Configure the LD1 GPIO for output. Initial state is OFF */
|
|
|
|
stm32_configgpio(GPIO_LD3);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_autoled_on
|
|
****************************************************************************/
|
|
|
|
void board_autoled_on(int led)
|
|
{
|
|
bool ledstate = false;
|
|
|
|
switch (led)
|
|
{
|
|
case 0: /* LED_STARTED: NuttX has been started STATUS LED=OFF */
|
|
/* LED_HEAPALLOCATE: Heap has been allocated STATUS LED=OFF */
|
|
/* LED_IRQSENABLED: Interrupts enabled STATUS LED=OFF */
|
|
break; /* Leave ledstate == true to turn OFF */
|
|
|
|
default:
|
|
case 2: /* LED_INIRQ: In an interrupt STATUS LED=N/C */
|
|
/* LED_SIGNAL: In a signal handler STATUS LED=N/C */
|
|
/* LED_ASSERTION: An assertion failed STATUS LED=N/C */
|
|
return; /* Return to leave STATUS LED unchanged */
|
|
|
|
case 3: /* LED_PANIC: The system has crashed STATUS LED=FLASH */
|
|
case 1: /* LED_STACKCREATED: Idle stack created STATUS LED=ON */
|
|
ledstate = true; /* Set ledstate == false to turn ON */
|
|
break;
|
|
}
|
|
|
|
stm32_gpiowrite(GPIO_LD3, ledstate);
|
|
}
|
|
|
|
/****************************************************************************
|
|
* Name: board_autoled_off
|
|
****************************************************************************/
|
|
|
|
void board_autoled_off(int led)
|
|
{
|
|
switch (led)
|
|
{
|
|
/* These should not happen and are ignored */
|
|
|
|
default:
|
|
case 0: /* LED_STARTED: NuttX has been started STATUS LED=OFF */
|
|
/* LED_HEAPALLOCATE: Heap has been allocated STATUS LED=OFF */
|
|
/* LED_IRQSENABLED: Interrupts enabled STATUS LED=OFF */
|
|
case 1: /* LED_STACKCREATED: Idle stack created STATUS LED=ON */
|
|
|
|
/* These result in no-change */
|
|
|
|
case 2: /* LED_INIRQ: In an interrupt STATUS LED=N/C */
|
|
/* LED_SIGNAL: In a signal handler STATUS LED=N/C */
|
|
/* LED_ASSERTION: An assertion failed STATUS LED=N/C */
|
|
return; /* Return to leave STATUS LED unchanged */
|
|
|
|
/* Turn STATUS LED off set driving the output high */
|
|
|
|
case 3: /* LED_PANIC: The system has crashed STATUS LED=FLASH */
|
|
stm32_gpiowrite(GPIO_LD3, false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
#endif /* CONFIG_ARCH_LEDS */
|