IRQ int

workspace/TS100/Core/BSP/Miniware/I2CBB.cpp

@@ -13,7 +13,7 @@
 #define SDA_LOW() 	HAL_GPIO_WritePin(SDA2_GPIO_Port, SDA2_Pin, GPIO_PIN_RESET)
 #define SDA_READ()  (HAL_GPIO_ReadPin(SDA2_GPIO_Port,SDA2_Pin)==GPIO_PIN_SET?1:0)
 #define SCL_READ()  (HAL_GPIO_ReadPin(SCL2_GPIO_Port,SCL2_Pin)==GPIO_PIN_SET?1:0)
-#define I2C_DELAY() {for(int xx=0;xx<700;xx++){asm("nop");}}
+#define I2C_DELAY() {for(int xx=0;xx<100;xx++){asm("nop");}}
 SemaphoreHandle_t I2CBB::I2CSemaphore = NULL;
 StaticSemaphore_t I2CBB::xSemaphoreBuffer;
 void I2CBB::init() {
@@ -269,7 +269,11 @@ bool I2CBB::lock() {
 	if (I2CSemaphore == NULL) {
 		asm("bkpt");
 	}
-	return xSemaphoreTake(I2CSemaphore, (TickType_t) 50) == pdTRUE;
+	bool a = xSemaphoreTake(I2CSemaphore, (TickType_t) 50) == pdTRUE;
+	if (!a) {
+		asm("bkpt");
+	}
+	return a;
 }
 
 void I2CBB::write_bit(uint8_t val) {

workspace/TS100/Core/BSP/Miniware/IRQ.cpp

@@ -6,6 +6,7 @@
  */
 
 #include "IRQ.h"
+#include "int_n.h"
 /*
  * Catch the IRQ that says that the conversion is done on the temperature
  * readings coming in Once these have come in we can unblock the PID so that it
@@ -41,3 +42,7 @@ void HAL_I2C_AbortCpltCallback(I2C_HandleTypeDef *hi2c __unused) {
 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c __unused) {
 	FRToSI2C::CpltCallback();
 }
+
+void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) {
+	InterruptHandler::irqCallback();
+}

workspace/TS100/Core/BSP/Miniware/IRQ.h

@@ -24,6 +24,7 @@ void HAL_I2C_MasterTxCpltCallback(I2C_HandleTypeDef *hi2c);
 void HAL_I2C_MasterRxCpltCallback(I2C_HandleTypeDef *hi2c);
 void HAL_I2C_MemTxCpltCallback(I2C_HandleTypeDef *hi2c);
 void HAL_I2C_MemRxCpltCallback(I2C_HandleTypeDef *hi2c);
+void HAL_GPIO_EXTI_Callback(uint16_t);
 
 #ifdef __cplusplus
 }

workspace/TS100/Core/Drivers/FUSB302/int_n.cpp

@@ -41,22 +41,21 @@ void InterruptHandler::Thread(const void *arg) {
 	(void) arg;
 	union fusb_status status;
 	eventmask_t events;
-	//TODO use IRQ task notification to unblock this thread to stop it spinning
 	while (true) {
 		/* If the INT_N line is low */
-		if (pd_irq_read() == 0) {
+		xTaskNotifyWait(0x00, 0x0F, NULL, 5);
 		/* Read the FUSB302B status and interrupt registers */
 		fusb_get_status(&status);
 		//Check for rx alerts
-			{
+
 		/* If the I_GCRCSENT flag is set, tell the Protocol RX thread */
 		if (status.interruptb & FUSB_INTERRUPTB_I_GCRCSENT) {
 			ProtocolReceive::notify(PDB_EVT_PRLRX_I_GCRCSENT);
 		}
-			}
+
 		/* If the I_TXSENT or I_RETRYFAIL flag is set, tell the Protocol TX
 		 * thread */
-			{
+
 		events = 0;
 		if (status.interrupta & FUSB_INTERRUPTA_I_RETRYFAIL) {
 			events |= PDB_EVT_PRLTX_I_RETRYFAIL;
@@ -67,10 +66,10 @@ void InterruptHandler::Thread(const void *arg) {
 		if (events) {
 			ProtocolTransmit::notify(events);
 		}
-			}
+
 		/* If the I_HARDRST or I_HARDSENT flag is set, tell the Hard Reset
 		 * thread */
-			{
+
 		events = 0;
 		if (status.interrupta & FUSB_INTERRUPTA_I_HARDRST) {
 			events |= PDB_EVT_HARDRST_I_HARDRST;
@@ -81,19 +80,17 @@ void InterruptHandler::Thread(const void *arg) {
 		if (events) {
 			ResetHandler::notify(events);
 		}
-			}
+
-			{
 		/* If the I_OCP_TEMP and OVRTEMP flags are set, tell the Policy
 		 * Engine thread */
 		if (status.interrupta & FUSB_INTERRUPTA_I_OCP_TEMP
 				&& status.status1 & FUSB_STATUS1_OVRTEMP) {
 			PolicyEngine::notify(PDB_EVT_PE_I_OVRTEMP);
 		}
+
+	}
 }
 
-		} else {
+void InterruptHandler::irqCallback() {
-			osDelay(1);
+	xTaskNotify(TaskHandle, 0x0F, eNotifyAction::eSetBits);
-		}
-		osDelay(1);
-	}
 }

workspace/TS100/Core/Drivers/FUSB302/int_n.h

@@ -24,8 +24,9 @@ class InterruptHandler {
 public:
 	//Creates the thread to handle the Interrupt pin
 	static void init();
-	//TODO handle irq callbacks instead of polling the pin
 
+
+	static void irqCallback();
 private:
 	static void Thread(const void *arg);
 	static osThreadId TaskHandle;