| /**************************************************************************** |
| * boards/arm/stm32/viewtool-stm32f107/src/stm32_leds.c |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <nuttx/config.h> |
| |
| #include <stdint.h> |
| #include <stdbool.h> |
| #include <debug.h> |
| |
| #include <nuttx/board.h> |
| #include <arch/board/board.h> |
| |
| #include "stm32_gpio.h" |
| #include "viewtool_stm32f107.h" |
| |
| /**************************************************************************** |
| * Private Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: led_onbits |
| * |
| * Description: |
| * Clear all LEDs to the bit encoded state |
| * |
| ****************************************************************************/ |
| |
| static void led_onbits(unsigned int clrbits) |
| { |
| if ((clrbits & BOARD_LED1_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED1, false); |
| } |
| |
| if ((clrbits & BOARD_LED2_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED2, false); |
| } |
| |
| if ((clrbits & BOARD_LED3_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED3, false); |
| } |
| |
| if ((clrbits & BOARD_LED4_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED4, false); |
| } |
| } |
| |
| /**************************************************************************** |
| * Name: led_offbits |
| * |
| * Description: |
| * Clear all LEDs to the bit encoded state |
| * |
| ****************************************************************************/ |
| |
| static void led_offbits(unsigned int clrbits) |
| { |
| if ((clrbits & BOARD_LED1_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED1, true); |
| } |
| |
| if ((clrbits & BOARD_LED2_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED2, true); |
| } |
| |
| if ((clrbits & BOARD_LED3_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED3, true); |
| } |
| |
| if ((clrbits & BOARD_LED4_BIT) != 0) |
| { |
| stm32_gpiowrite(GPIO_LED4, true); |
| } |
| } |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Name: stm32_led_initialize |
| * |
| * Description: |
| * Configure LEDs. LEDs are left in the OFF state. |
| * |
| ****************************************************************************/ |
| |
| void stm32_led_initialize(void) |
| { |
| /* Configure LED1-4 GPIOs for output. Initial state is OFF */ |
| |
| stm32_configgpio(GPIO_LED1); |
| stm32_configgpio(GPIO_LED2); |
| stm32_configgpio(GPIO_LED3); |
| stm32_configgpio(GPIO_LED4); |
| } |
| |
| /**************************************************************************** |
| * Name: board_autoled_on |
| * |
| * Description: |
| * Select the "logical" ON state: |
| * |
| * SYMBOL Val Meaning LED state |
| * LED1 LED2 LED3 LED4 |
| * ----------------- --- ----------------------- ---- ---- ---- ---- |
| * LED_STARTED 0 NuttX has been started ON OFF OFF OFF |
| * LED_HEAPALLOCATE 1 Heap has been allocated OFF ON OFF OFF |
| * LED_IRQSENABLED 2 Interrupts enabled ON ON OFF OFF |
| * LED_STACKCREATED 3 Idle stack created OFF OFF ON OFF |
| * LED_INIRQ 4 In an interrupt N/C N/C N/C GLOW |
| * LED_SIGNAL 4 In a signal handler N/C N/C N/C GLOW |
| * LED_ASSERTION 4 An assertion failed N/C N/C N/C GLOW |
| * LED_PANIC 4 The system has crashed N/C N/C N/C FLASH |
| * ED_IDLE MCU is is sleep mode Not used |
| * |
| ****************************************************************************/ |
| |
| #ifdef CONFIG_ARCH_LEDS |
| void board_autoled_on(int led) |
| { |
| switch (led) |
| { |
| case 0: |
| led_offbits(BOARD_LED2_BIT | BOARD_LED3_BIT | BOARD_LED4_BIT); |
| led_onbits(BOARD_LED1_BIT); |
| break; |
| |
| case 1: |
| led_offbits(BOARD_LED1_BIT | BOARD_LED3_BIT | BOARD_LED4_BIT); |
| led_onbits(BOARD_LED2_BIT); |
| break; |
| |
| case 2: |
| led_offbits(BOARD_LED3_BIT | BOARD_LED4_BIT); |
| led_onbits(BOARD_LED1_BIT | BOARD_LED2_BIT); |
| break; |
| |
| case 3: |
| led_offbits(BOARD_LED1_BIT | BOARD_LED2_BIT | BOARD_LED4_BIT); |
| led_onbits(BOARD_LED3_BIT); |
| break; |
| |
| case 4: |
| stm32_gpiowrite(GPIO_LED4, false); |
| break; |
| } |
| } |
| #endif |
| |
| /**************************************************************************** |
| * Name: board_autoled_off |
| * |
| * Description: |
| * Select the "logical" OFF state: |
| * |
| * SYMBOL Val Meaning LED state |
| * LED1 LED2 LED3 LED4 |
| * ----------------- --- ----------------------- ---- ---- ---- ---- |
| * LED_STARTED 0 NuttX has been started ON OFF OFF OFF |
| * LED_HEAPALLOCATE 1 Heap has been allocated OFF ON OFF OFF |
| * LED_IRQSENABLED 2 Interrupts enabled ON ON OFF OFF |
| * LED_STACKCREATED 3 Idle stack created OFF OFF ON OFF |
| * LED_INIRQ 4 In an interrupt N/C N/C N/C GLOW |
| * LED_SIGNAL 4 In a signal handler N/C N/C N/C GLOW |
| * LED_ASSERTION 4 An assertion failed N/C N/C N/C GLOW |
| * LED_PANIC 4 The system has crashed N/C N/C N/C FLASH |
| * ED_IDLE MCU is is sleep mode Not used |
| * |
| ****************************************************************************/ |
| |
| #ifdef CONFIG_ARCH_LEDS |
| void board_autoled_off(int led) |
| { |
| switch (led) |
| { |
| case 0: |
| case 1: |
| case 2: |
| case 3: |
| break; |
| |
| case 4: |
| stm32_gpiowrite(GPIO_LED4, true); |
| break; |
| } |
| } |
| #endif |
| |
| /**************************************************************************** |
| * Name: board_userled_initialize, board_userled, and board_userled_all |
| * |
| * Description: |
| * These interfaces allow user control of the board LEDs. |
| * |
| * If CONFIG_ARCH_LEDS is defined, then NuttX will control both on-board |
| * LEDs up until the completion of boot. The it will continue to control |
| * LED2; LED1 is available for application use. |
| * |
| * If CONFIG_ARCH_LEDS is not defined, then both LEDs are available for |
| * application use. |
| * |
| ****************************************************************************/ |
| |
| uint32_t board_userled_initialize(void) |
| { |
| /* Already initialized by stm32_led_initialize */ |
| |
| return BOARD_NLEDS; |
| } |
| |
| void board_userled(int led, bool ledon) |
| { |
| uint32_t pinset; |
| |
| switch (led) |
| { |
| case BOARD_LED1: |
| pinset = GPIO_LED1; |
| break; |
| |
| case BOARD_LED2: |
| pinset = GPIO_LED2; |
| break; |
| |
| case BOARD_LED3: |
| pinset = GPIO_LED3; |
| break; |
| |
| case BOARD_LED4: |
| #ifndef CONFIG_ARCH_LEDS |
| pinset = GPIO_LED4; |
| break; |
| #endif |
| default: |
| return; |
| } |
| |
| stm32_gpiowrite(pinset, !ledon); |
| } |
| |
| void board_userled_all(uint32_t ledset) |
| { |
| #ifdef CONFIG_ARCH_LEDS |
| led_onbits(ledset & ~BOARD_LED4_BIT); |
| led_offbits(~(ledset | BOARD_LED4_BIT)); |
| #else |
| led_onbits(ledset); |
| led_offbits(~ledset); |
| #endif |
| } |
