mirror of
https://bitbucket.org/librepilot/librepilot.git
synced 2024-12-10 18:24:11 +01:00
a2d8544931
to make the flight code compile again. Needs careful review, particularly all the fixes for the signed vs unsigned comparisons. +review OPReview-459
174 lines
4.1 KiB
C
174 lines
4.1 KiB
C
/**
|
|
******************************************************************************
|
|
* @addtogroup PIOS PIOS Core hardware abstraction layer
|
|
* @{
|
|
* @addtogroup PIOS_LED LED Functions
|
|
* @brief STM32 Hardware LED handling code
|
|
* @{
|
|
*
|
|
* @file pios_led.c
|
|
* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2012.
|
|
* @brief LED functions, init, toggle, on & off.
|
|
* @see The GNU Public License (GPL) Version 3
|
|
*
|
|
*****************************************************************************/
|
|
/*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
|
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
|
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "pios.h"
|
|
|
|
#ifdef PIOS_INCLUDE_LED
|
|
|
|
#include <pios_led_priv.h>
|
|
|
|
static const struct pios_led_cfg * led_cfg;
|
|
|
|
/**
|
|
* Initialises all the LED's
|
|
*/
|
|
int32_t PIOS_LED_Init(const struct pios_led_cfg * cfg)
|
|
{
|
|
PIOS_Assert(cfg);
|
|
|
|
/* Store away the config in a global used by API functions */
|
|
led_cfg = cfg;
|
|
|
|
for (uint8_t i = 0; i < cfg->num_leds; i++) {
|
|
const struct pios_led * led = &(cfg->leds[i]);
|
|
|
|
/* Enable the peripheral clock for the GPIO */
|
|
switch ((uint32_t)led->pin.gpio) {
|
|
case (uint32_t) GPIOA:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOA, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOB:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOC:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOC, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOD:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOD, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOE:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOE, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOF:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOF, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOG:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOG, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOH:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOH, ENABLE);
|
|
break;
|
|
case (uint32_t) GPIOI:
|
|
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOI, ENABLE);
|
|
break;
|
|
default:
|
|
PIOS_Assert(0);
|
|
break;
|
|
}
|
|
|
|
if (led->remap) {
|
|
GPIO_PinAFConfig(led->pin.gpio, led->pin.init.GPIO_Pin, led->remap);
|
|
}
|
|
|
|
GPIO_Init(led->pin.gpio, &led->pin.init);
|
|
|
|
PIOS_LED_Off(i);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Turn on LED
|
|
* \param[in] LED LED id
|
|
*/
|
|
void PIOS_LED_On(uint32_t led_id)
|
|
{
|
|
PIOS_Assert(led_cfg);
|
|
|
|
if (led_id >= led_cfg->num_leds) {
|
|
/* LED index out of range */
|
|
return;
|
|
}
|
|
|
|
const struct pios_led * led = &(led_cfg->leds[led_id]);
|
|
|
|
if (led->active_high)
|
|
GPIO_SetBits(led->pin.gpio, led->pin.init.GPIO_Pin);
|
|
else
|
|
GPIO_ResetBits(led->pin.gpio, led->pin.init.GPIO_Pin);
|
|
}
|
|
|
|
/**
|
|
* Turn off LED
|
|
* \param[in] LED LED id
|
|
*/
|
|
void PIOS_LED_Off(uint32_t led_id)
|
|
{
|
|
PIOS_Assert(led_cfg);
|
|
|
|
if (led_id >= led_cfg->num_leds) {
|
|
/* LED index out of range */
|
|
return;
|
|
}
|
|
|
|
const struct pios_led * led = &(led_cfg->leds[led_id]);
|
|
|
|
if (led->active_high)
|
|
GPIO_ResetBits(led->pin.gpio, led->pin.init.GPIO_Pin);
|
|
else
|
|
GPIO_SetBits(led->pin.gpio, led->pin.init.GPIO_Pin);
|
|
}
|
|
|
|
/**
|
|
* Toggle LED on/off
|
|
* \param[in] LED LED id
|
|
*/
|
|
void PIOS_LED_Toggle(uint32_t led_id)
|
|
{
|
|
PIOS_Assert(led_cfg);
|
|
|
|
if (led_id >= led_cfg->num_leds) {
|
|
/* LED index out of range */
|
|
return;
|
|
}
|
|
|
|
const struct pios_led * led = &(led_cfg->leds[led_id]);
|
|
|
|
if (GPIO_ReadOutputDataBit(led->pin.gpio, led->pin.init.GPIO_Pin) == Bit_SET) {
|
|
if (led->active_high)
|
|
PIOS_LED_Off(led_id);
|
|
else
|
|
PIOS_LED_On(led_id);
|
|
} else {
|
|
if (led->active_high)
|
|
PIOS_LED_On(led_id);
|
|
else
|
|
PIOS_LED_Off(led_id);
|
|
}
|
|
}
|
|
|
|
#endif /* PIOS_INCLUDE_LED */
|
|
|
|
/**
|
|
* @}
|
|
* @}
|
|
*/
|