add blink_toggle_once

src/libperipherals/actuators.c

@@ -13,20 +13,83 @@
  * limitations under the License.
  */
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpedantic"
+#pragma GCC diagnostic ignored "-Wsign-conversion"
+#include "stm32f4xx.h"
+#include "stm32f4xx_gpio.h"
+#include "stm32f4xx_rcc.h"
+#pragma GCC diagnostic pop
+
 #include "actuators.h"
 #include "jerry-libc.h"
 
-void led_toggle(int led_id)
+#ifdef __TARGET_MCU
+
+void
+blink_once (uint32_t led)
 {
-  __printf("led_toogle: %d", led_id);
+  uint32_t pin = led;
+  uint32_t mode = (uint32_t)GPIO_Mode_OUT << (pin * 2);
+  uint32_t speed = (uint32_t)GPIO_Speed_100MHz << (pin * 2);
+  uint32_t type = (uint32_t)GPIO_OType_PP << pin;
+  uint32_t pullup = (uint32_t)GPIO_PuPd_NOPULL << (pin * 2);
+  
+  TODO (INITIALIZE ONCE);
+  //
+  //  Initialise the peripheral clock.
+  //
+  RCC->AHB1ENR |= RCC_AHB1Periph_GPIOD;
+  //
+  //  Initilaise the GPIO port.
+  //
+  volatile GPIO_TypeDef* gpio = GPIOD;
+
+  gpio->MODER |= mode;
+  gpio->OSPEEDR |= speed;
+  gpio->OTYPER |= type;
+  gpio->PUPDR |= pullup;
+  //
+  //  Toggle the selected LED indefinitely.
+  //
+  int index;
+  
+  int dot = 600000;
+  int dash = dot * 3;
+  
+  while (1)
+  {
+    gpio->BSRRL = (uint16_t) (1 << pin); for (index = 0; index < dot; index++); gpio->BSRRH = (uint16_t) (1 << pin); for (index = 0; index < dash; index++);
+    gpio->BSRRL = (uint16_t) (1 << pin); for (index = 0; index < dot; index++); gpio->BSRRH = (uint16_t) (1 << pin); for (index = 0; index < dash; index++);
+    gpio->BSRRL = (uint16_t) (1 << pin); for (index = 0; index < dot; index++); gpio->BSRRH = (uint16_t) (1 << pin); for (index = 0; index < dash; index++);
+
+    for (index = 0; index < dash * 7; index++);
+  }
+}
+#endif
+
+void led_toggle(uint32_t led_id)
+{
+  __printf("led_toggle: %d\n", led_id);
 }
 
-void led_on(int led_id)
+void led_on(uint32_t led_id)
 {
-  __printf("led_on: %d", led_id);
+  __printf("led_on: %d\n", led_id);
 }
 
-void led_off(int led_id)
+void led_off(uint32_t led_id)
 {
-  __printf("led_off: %d", led_id);
+  __printf("led_off: %d\n", led_id);
+}
+
+void led_blink_once(uint32_t led_id)
+{
+#ifdef __HOST
+  __printf("led_blink_once: %d\n", led_id);
+#endif
+
+#ifdef __TARGET_MCU
+  blink_once(led_id);
+#endif
 }

src/libperipherals/actuators.h

@@ -16,15 +16,19 @@
 #ifndef ACTUATORS_H
 #define	ACTUATORS_H
 
+#include "globals.h"
+
 // STM32 F4
 #define LED_GREEN      12
 #define LED_ORANGE     13
 #define LED_RED        14
 #define LED_BLUE       15
 
-void led_toggle(int);
-void led_on(int);
-void led_off(int);
+void led_toggle(uint32_t);
+void led_on(uint32_t);
+void led_off(uint32_t);
+void led_blink_once(uint32_t);
+void blink_once (uint32_t);
 
 #endif	/* ACTUATORS_H */