/**************************************************************************** * configs/spark/src/up_autoleds.c * * Copyright (C) 2012-2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * David Sidrane * * 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 #include #include #include #include #include "chip.h" #include "up_arch.h" #include "up_internal.h" #include "stm32.h" #include "spark.h" #ifdef CONFIG_ARCH_LEDS /**************************************************************************** * Definitions ****************************************************************************/ /* CONFIG_DEBUG_LEDS enables debug output from this file (needs CONFIG_DEBUG * with CONFIG_DEBUG_VERBOSE too) */ #ifdef CONFIG_DEBUG_LEDS # define leddbg lldbg # define ledvdbg llvdbg #else # define leddbg(x...) # define ledvdbg(x...) #endif /* 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_led_initialize ****************************************************************************/ void board_led_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_led_on ****************************************************************************/ void board_led_on(int led) { led_setonoff(ON_BITS(g_ledbits[led])); } /**************************************************************************** * Name: board_led_off ****************************************************************************/ void board_led_off(int led) { led_setonoff(OFF_BITS(g_ledbits[led])); } #endif /* CONFIG_ARCH_LEDS */