flight/pios/posix/pios_led.c

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       pios_led.c
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  * @brief      LED functions, init, toggle, on & off.
   7  * @see        The GNU Public License (GPL) Version 3
   8  * @defgroup   PIOS_LED LED Functions
   9  * @{
  10  *
  11  *****************************************************************************/
  12 /*
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 3 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  20  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  21  * for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; if not, write to the Free Software Foundation, Inc.,
  25  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  26  */
  27
  28
  29 /* Project Includes */
  30 #include "pios.h"
  31
  32 #if defined(PIOS_INCLUDE_LED)
  33
  34 /* Private Function Prototypes */
  35
  36
  37 /* Local Variables */
  38 // static GPIO_TypeDef* LED_GPIO_PORT[PIOS_LED_NUM] = PIOS_LED_PORTS;
  39 // static const uint32_t LED_GPIO_PIN[PIOS_LED_NUM] = PIOS_LED_PINS;
  40 // static const uint32_t LED_GPIO_CLK[PIOS_LED_NUM] = PIOS_LED_CLKS;
  41 static uint8_t LED_GPIO[PIOS_LED_NUM];
  42
  43
  44 static inline void PIOS_SetLED(uint32_t LED, uint8_t stat)
  45 {
  46     printf("PIOS: LED %i status %i\n", LED, stat);
  47     LED_GPIO[LED] = stat;
  48 }
  49
  50 /**
  51  * Initialises all the LED's
  52  */
  53 void PIOS_LED_Init(void)
  54 {
  55     // GPIO_InitTypeDef GPIO_InitStructure;
  56     // GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
  57     // GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
  58
  59     for (int LEDNum = 0; LEDNum < PIOS_LED_NUM; LEDNum++) {
  60         // RCC_APB2PeriphClockCmd(LED_GPIO_CLK[LEDNum], ENABLE);
  61         // GPIO_InitStructure.GPIO_Pin = LED_GPIO_PIN[LEDNum];
  62         // GPIO_Init(LED_GPIO_PORT[LEDNum], &GPIO_InitStructure);
  63
  64         /* LED's Off */
  65         // LED_GPIO_PORT[LEDNum]->BSRR = LED_GPIO_PIN[LEDNum];
  66         LED_GPIO[LEDNum] = 0;
  67     }
  68 }
  69
  70
  71 /**
  72  * Turn on LED
  73  * \param[in] LED LED Name (LED1, LED2)
  74  */
  75 void PIOS_LED_On(uint32_t LED)
  76 {
  77     // LED_GPIO_PORT[LED]->BRR = LED_GPIO_PIN[LED];
  78     PIOS_SetLED(LED, 1);
  79 }
  80
  81
  82 /**
  83  * Turn off LED
  84  * \param[in] LED LED Name (LED1, LED2)
  85  */
  86 void PIOS_LED_Off(uint32_t LED)
  87 {
  88     // LED_GPIO_PORT[LED]->BSRR = LED_GPIO_PIN[LED];
  89     PIOS_SetLED(LED, 0);
  90 }
  91
  92
  93 /**
  94  * Toggle LED on/off
  95  * \param[in] LED LED Name (LED1, LED2)
  96  */
  97 void PIOS_LED_Toggle(uint32_t LED)
  98 {
  99     // LED_GPIO_PORT[LED]->ODR ^= LED_GPIO_PIN[LED];
 100     PIOS_SetLED(LED, LED_GPIO[LED] ? 0 : 1);
 101 }
 102
 103 #endif /* if defined(PIOS_INCLUDE_LED) */