diff options
Diffstat (limited to 'nuttx/configs/hymini-stm32v/src/up_leds.c')
-rw-r--r-- | nuttx/configs/hymini-stm32v/src/up_leds.c | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/nuttx/configs/hymini-stm32v/src/up_leds.c b/nuttx/configs/hymini-stm32v/src/up_leds.c new file mode 100644 index 000000000..3cd0d44bd --- /dev/null +++ b/nuttx/configs/hymini-stm32v/src/up_leds.c @@ -0,0 +1,241 @@ +/**************************************************************************** + * configs/hymini-stm32v/src/up_leds.c + * arch/arm/src/board/up_leds.c + * + * Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * Laurent Latil <laurent@latil.nom.fr> + * + * 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 <arch/board/board.h> + +#include "chip.h" +#include "up_arch.h" +#include "up_internal.h" +#include "stm32_internal.h" +#include "hymini_stm32v-internal.h" + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/* Enables debug output from this file (needs CONFIG_DEBUG with + * CONFIG_DEBUG_VERBOSE too) + */ + +#undef LED_DEBUG /* Define to enable debug */ + +#ifdef LED_DEBUG +# define leddbg lldbg +# define ledvdbg llvdbg +#else +# define leddbg(x...) +# define ledvdbg(x...) +#endif + +/* The following definitions map the encoded LED setting to GPIO settings */ + +#define HYMINI_STM32_LED1 (1 << 0) +#define HYMINI_STM32_LED2 (1 << 1) + +#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)) + +/* On: !LED1 + !LED2 Off: - */ +#define LED_STARTED_ON_SETBITS ((0) << ON_SETBITS_SHIFT) +#define LED_STARTED_ON_CLRBITS ((HYMINI_STM32_LED1|HYMINI_STM32_LED2) << ON_CLRBITS_SHIFT) +#define LED_STARTED_OFF_SETBITS (0 << OFF_SETBITS_SHIFT) +#define LED_STARTED_OFF_CLRBITS (0 << OFF_CLRBITS_SHIFT) + +/* On: LED1+!LED2 Off: N/A */ +#define LED_HEAPALLOCATE_ON_SETBITS ((HYMINI_STM32_LED1) << ON_SETBITS_SHIFT) +#define LED_HEAPALLOCATE_ON_CLRBITS ((HYMINI_STM32_LED2) << ON_CLRBITS_SHIFT) +#define LED_HEAPALLOCATE_OFF_SETBITS (0) +#define LED_HEAPALLOCATE_OFF_CLRBITS (0) + +/* On: LED2+!LED1 Off: N/A */ +#define LED_IRQSENABLED_ON_SETBITS ((HYMINI_STM32_LED2) << ON_SETBITS_SHIFT) +#define LED_IRQSENABLED_ON_CLRBITS ((HYMINI_STM32_LED1) << ON_CLRBITS_SHIFT) +#define LED_IRQSENABLED_OFF_SETBITS (0) +#define LED_IRQSENABLED_OFF_CLRBITS (0) + +/* On: LED1+!LED2 Off: N/A */ +#define LED_STACKCREATED_ON_SETBITS ((HYMINI_STM32_LED1) << ON_SETBITS_SHIFT) +#define LED_STACKCREATED_ON_CLRBITS ((HYMINI_STM32_LED2) << ON_CLRBITS_SHIFT) +#define LED_STACKCREATED_OFF_SETBITS (0) +#define LED_STACKCREATED_OFF_CLRBITS (0) + +/* On: !LED1 Off: LED1 */ +#define LED_INIRQ_ON_SETBITS ((0) << ON_SETBITS_SHIFT) +#define LED_INIRQ_ON_CLRBITS ((HYMINI_STM32_LED1) << ON_CLRBITS_SHIFT) +#define LED_INIRQ_OFF_SETBITS ((HYMINI_STM32_LED1) << OFF_SETBITS_SHIFT) +#define LED_INIRQ_OFF_CLRBITS ((0) << OFF_CLRBITS_SHIFT) + +/* On: LED2 Off: !LED2 */ +#define LED_SIGNAL_ON_SETBITS ((HYMINI_STM32_LED2) << 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 ((HYMINI_STM32_LED2) << OFF_CLRBITS_SHIFT) + +/* On: LED1+LED2 Off: - */ +#define LED_ASSERTION_ON_SETBITS ((HYMINI_STM32_LED2|HYMINI_STM32_LED2) << 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 ((0) << OFF_CLRBITS_SHIFT) + +/* On: LED1 Off: LED2 */ +#define LED_PANIC_ON_SETBITS ((HYMINI_STM32_LED1) << ON_SETBITS_SHIFT) +#define LED_PANIC_ON_CLRBITS ((HYMINI_STM32_LED2) << ON_CLRBITS_SHIFT) +#define LED_PANIC_OFF_SETBITS ((HYMINI_STM32_LED2) << OFF_SETBITS_SHIFT) +#define LED_PANIC_OFF_CLRBITS ((HYMINI_STM32_LED1) << OFF_CLRBITS_SHIFT) + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +static const uint16_t g_ledbits[8] = +{ (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 + ****************************************************************************/ + +static inline void led_clrbits(unsigned int clrbits) +{ + if ((clrbits & HYMINI_STM32_LED1) != 0) + { + stm32_gpiowrite(GPIO_LED1, false); + } + + if ((clrbits & HYMINI_STM32_LED2) != 0) + { + stm32_gpiowrite(GPIO_LED2, false); + } +} + +static inline void led_setbits(unsigned int setbits) +{ + if ((setbits & HYMINI_STM32_LED1) != 0) + { + stm32_gpiowrite(GPIO_LED1, true); + } + + if ((setbits & HYMINI_STM32_LED2) != 0) + { + stm32_gpiowrite(GPIO_LED2, true); + } +} + +static void led_setonoff(unsigned int bits) +{ + led_clrbits(CLRBITS(bits)); + led_setbits(SETBITS(bits)); +} + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: up_ledinit + ****************************************************************************/ + +#ifdef CONFIG_ARCH_LEDS +void up_ledinit(void) +{ + /* Configure LED1 & LED2 GPIOs for output */ + stm32_configgpio(GPIO_LED1); + stm32_configgpio(GPIO_LED2); +} + +/**************************************************************************** + * Name: up_ledon + ****************************************************************************/ + +void up_ledon(int led) +{ + led_setonoff(ON_BITS(g_ledbits[led])); +} + +/**************************************************************************** + * Name: up_ledoff + ****************************************************************************/ + +void up_ledoff(int led) +{ + led_setonoff(OFF_BITS(g_ledbits[led])); +} + +#endif /* CONFIG_ARCH_LEDS */ |