/configs/spark/src/stm32_autoleds.c
C | 287 lines | 137 code | 57 blank | 93 comment | 16 complexity | 0301f3b12493028a91fc7023bf0c8a4d MD5 | raw file
Possible License(s): 0BSD
- /****************************************************************************
- * configs/spark/src/stm32_autoleds.c
- *
- * Copyright (C) 2012-2013, 2015 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- * David Sidrane <david_s5@nscdg.com>
- *
- * 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 <stdint.h>
- #include <stdbool.h>
- #include <debug.h>
- #include <nuttx/board.h>
- #include <arch/board/board.h>
- #include "chip.h"
- #include "up_arch.h"
- #include "up_internal.h"
- #include "stm32.h"
- #include "spark.h"
- #ifdef CONFIG_ARCH_LEDS
- /****************************************************************************
- * Pre-processor Definitions
- ****************************************************************************/
- /* The following definitions map the encoded LED setting to bit sets used to
- * manipulate the LEDs. All terms are in true logic, the led polarity is dealt
- * with in the phy_xxx operations
- */
- #define ON_SETBITS_SHIFT (0)
- #define ON_CLRBITS_SHIFT (4)
- #define OFF_SETBITS_SHIFT (8)
- #define OFF_CLRBITS_SHIFT (12)
- #define ON_BITS(v) ((v) & 0xff)
- #define OFF_BITS(v) (((v) >> 8) & 0x0ff)
- #define SETBITS(b) ((b) & 0x0f)
- #define CLRBITS(b) (((b) >> 4) & 0x0f)
- #define ON_SETBITS(v) (SETBITS(ON_BITS(v))
- #define ON_CLRBITS(v) (CLRBITS(ON_BITS(v))
- #define OFF_SETBITS(v) (SETBITS(OFF_BITS(v))
- #define OFF_CLRBITS(v) (CLRBITS(OFF_BITS(v))
- #define LED_STARTED_ON_SETBITS ((BOARD_RED_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_STARTED_ON_CLRBITS ((BOARD_GREEN_LED_BIT|BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << ON_CLRBITS_SHIFT)
- #define LED_STARTED_OFF_SETBITS (0 << OFF_SETBITS_SHIFT)
- #define LED_STARTED_OFF_CLRBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT|BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_HEAPALLOCATE_ON_SETBITS ((BOARD_BLUE_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_HEAPALLOCATE_ON_CLRBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT|BOARD_USR_LED_BIT) << ON_CLRBITS_SHIFT)
- #define LED_HEAPALLOCATE_OFF_SETBITS ((BOARD_RED_LED_BIT) << OFF_SETBITS_SHIFT)
- #define LED_HEAPALLOCATE_OFF_CLRBITS ((BOARD_GREEN_LED_BIT|BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_IRQSENABLED_ON_SETBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_IRQSENABLED_ON_CLRBITS ((BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << ON_CLRBITS_SHIFT)
- #define LED_IRQSENABLED_OFF_SETBITS ((BOARD_BLUE_LED_BIT) << OFF_SETBITS_SHIFT)
- #define LED_IRQSENABLED_OFF_CLRBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT|BOARD_USR_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_STACKCREATED_ON_SETBITS ((BOARD_GREEN_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_STACKCREATED_ON_CLRBITS ((BOARD_RED_LED_BIT|BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << ON_CLRBITS_SHIFT)
- #define LED_STACKCREATED_OFF_SETBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT) << OFF_SETBITS_SHIFT)
- #define LED_STACKCREATED_OFF_CLRBITS ((BOARD_BLUE_LED_BIT|BOARD_USR_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_INIRQ_ON_SETBITS ((BOARD_RED_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_INIRQ_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
- #define LED_INIRQ_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
- #define LED_INIRQ_OFF_CLRBITS ((BOARD_RED_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_SIGNAL_ON_SETBITS ((BOARD_BLUE_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_SIGNAL_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
- #define LED_SIGNAL_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
- #define LED_SIGNAL_OFF_CLRBITS ((BOARD_BLUE_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_ASSERTION_ON_SETBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT|BOARD_BLUE_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_ASSERTION_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
- #define LED_ASSERTION_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
- #define LED_ASSERTION_OFF_CLRBITS ((BOARD_RED_LED_BIT|BOARD_GREEN_LED_BIT|BOARD_BLUE_LED_BIT) << OFF_CLRBITS_SHIFT)
- #define LED_PANIC_ON_SETBITS ((BOARD_RED_LED_BIT) << ON_SETBITS_SHIFT)
- #define LED_PANIC_ON_CLRBITS ((0) << ON_CLRBITS_SHIFT)
- #define LED_PANIC_OFF_SETBITS ((0) << OFF_SETBITS_SHIFT)
- #define LED_PANIC_OFF_CLRBITS ((BOARD_RED_LED_BIT) << OFF_CLRBITS_SHIFT)
- /**************************************************************************************
- * Private Function Prototypes
- **************************************************************************************/
- /* LED State Controls */
- static inline void phy_led_on(unsigned int on_bitset);
- static inline void phy_led_off(unsigned int off_bitset);
- static void led_setonoff(unsigned int bitset);
- /****************************************************************************
- * Private Data
- ****************************************************************************/
- static const uint16_t g_ledbits[LED_NUM_CODES] =
- {
- (LED_STARTED_ON_SETBITS | LED_STARTED_ON_CLRBITS |
- LED_STARTED_OFF_SETBITS | LED_STARTED_OFF_CLRBITS),
- (LED_HEAPALLOCATE_ON_SETBITS | LED_HEAPALLOCATE_ON_CLRBITS |
- LED_HEAPALLOCATE_OFF_SETBITS | LED_HEAPALLOCATE_OFF_CLRBITS),
- (LED_IRQSENABLED_ON_SETBITS | LED_IRQSENABLED_ON_CLRBITS |
- LED_IRQSENABLED_OFF_SETBITS | LED_IRQSENABLED_OFF_CLRBITS),
- (LED_STACKCREATED_ON_SETBITS | LED_STACKCREATED_ON_CLRBITS |
- LED_STACKCREATED_OFF_SETBITS | LED_STACKCREATED_OFF_CLRBITS),
- (LED_INIRQ_ON_SETBITS | LED_INIRQ_ON_CLRBITS |
- LED_INIRQ_OFF_SETBITS | LED_INIRQ_OFF_CLRBITS),
- (LED_SIGNAL_ON_SETBITS | LED_SIGNAL_ON_CLRBITS |
- LED_SIGNAL_OFF_SETBITS | LED_SIGNAL_OFF_CLRBITS),
- (LED_ASSERTION_ON_SETBITS | LED_ASSERTION_ON_CLRBITS |
- LED_ASSERTION_OFF_SETBITS | LED_ASSERTION_OFF_CLRBITS),
- (LED_PANIC_ON_SETBITS | LED_PANIC_ON_CLRBITS |
- LED_PANIC_OFF_SETBITS | LED_PANIC_OFF_CLRBITS)
- };
- /****************************************************************************
- * Private Functions
- ****************************************************************************/
- /****************************************************************************
- * Name: phy_led_on
- *
- * Description:
- * Performs the physical IO to turn On LEDs to the bit encoded state
- *
- ****************************************************************************/
- static inline void phy_led_on(unsigned int on_bitset)
- {
- /* All RGB LEDs are pulled up and, hence, active low */
- if ((on_bitset & BOARD_RED_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED2, false);
- }
- if ((on_bitset & BOARD_GREEN_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED4, false);
- }
- if ((on_bitset & BOARD_BLUE_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED3, false);
- }
- /* USR LED is pulled down and, hence, active high */
- if ((on_bitset & BOARD_USR_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED1, true);
- }
- }
- /****************************************************************************
- * Name: phy_led_off
- *
- * Description:
- * Performs the physical IO to turn Off LEDs to the bit encoded state
- *
- ****************************************************************************/
- static inline void phy_led_off(unsigned int off_bitset)
- {
- /* All RGB LEDs are pulled up and, hence, active low */
- if ((off_bitset & BOARD_RED_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED2, true);
- }
- if ((off_bitset & BOARD_GREEN_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED4, true);
- }
- if ((off_bitset & BOARD_BLUE_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED3, true);
- }
- /* USR LED is pulled down and, hence, active high */
- if ((off_bitset & BOARD_USR_LED_BIT) != 0)
- {
- stm32_gpiowrite(GPIO_LED1, false);
- }
- }
- /****************************************************************************
- * Name: led_setonoff
- *
- * Description:
- * Set/clear all LEDs to the bit encoded state
- *
- ****************************************************************************/
- static void led_setonoff(unsigned int bits)
- {
- phy_led_off(CLRBITS(bits));
- phy_led_on(SETBITS(bits));
- }
- /****************************************************************************
- * Public Functions
- ****************************************************************************/
- /****************************************************************************
- * Name: board_autoled_initialize
- ****************************************************************************/
- void board_autoled_initialize(void)
- {
- /* Configure LED1-4 GPIOs for output */
- stm32_configgpio(GPIO_LED1);
- stm32_configgpio(GPIO_LED2);
- stm32_configgpio(GPIO_LED3);
- stm32_configgpio(GPIO_LED4);
- }
- /****************************************************************************
- * Name: board_autoled_on
- ****************************************************************************/
- void board_autoled_on(int led)
- {
- led_setonoff(ON_BITS(g_ledbits[led]));
- }
- /****************************************************************************
- * Name: board_autoled_off
- ****************************************************************************/
- void board_autoled_off(int led)
- {
- led_setonoff(OFF_BITS(g_ledbits[led]));
- }
- #endif /* CONFIG_ARCH_LEDS */