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mbed library sources

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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

Files at this revision

API Documentation at this revision

Revision 163:995a0017c116, committed 2014-04-22

Comitter:
mbed_official
Date:
Tue Apr 22 13:45:07 2014 +0100
Parent:
162:937d965048d3
Child:
164:90c6009cba07
Commit message:
Synchronized with git revision 7b8a9ba0969dc98ff13a84ecb54b4111b92adfbf

Full URL: https://github.com/mbedmicro/mbed/commit/7b8a9ba0969dc98ff13a84ecb54b4111b92adfbf/

Changed in this revision

targets/hal/TARGET_STM/TARGET_DISCO_F100RB/gpio_irq_api.c Show annotated file Show diff for this revision Revisions of this file 
--- a/targets/hal/TARGET_STM/TARGET_DISCO_F100RB/gpio_irq_api.c	Tue Apr 22 13:30:06 2014 +0100
+++ b/targets/hal/TARGET_STM/TARGET_DISCO_F100RB/gpio_irq_api.c	Tue Apr 22 13:45:07 2014 +0100
@@ -39,35 +39,40 @@
 #define EDGE_FALL (2)
 #define EDGE_BOTH (3)
 
-#define CHANNEL_NUM (7)
+#define CHANNEL_NUM (16)
 
-static uint32_t channel_ids[CHANNEL_NUM]  = {0, 0, 0, 0, 0, 0, 0};
-static uint32_t channel_gpio[CHANNEL_NUM] = {0, 0, 0, 0, 0, 0, 0};
-static uint32_t channel_pin[CHANNEL_NUM]  = {0, 0, 0, 0, 0, 0, 0};
+static uint32_t channel_ids[CHANNEL_NUM]  = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+static uint32_t channel_gpio[CHANNEL_NUM] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+static uint32_t channel_pin[CHANNEL_NUM]  = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 
 static gpio_irq_handler irq_handler;
 
 static void handle_interrupt_in(uint32_t irq_index) {
-    // Retrieve the gpio and pin that generate the irq
-    GPIO_TypeDef *gpio = (GPIO_TypeDef *)(channel_gpio[irq_index]);
-    uint32_t pin = (uint32_t)(1 << channel_pin[irq_index]);
+	//if irq_index==5 loop exti 5 to 9
+	//if irq_index==10 loop exti 10 to 15
+	//else exti loop one irq_index
+	uint32_t to_irq_index=(irq_index==5)?9:((irq_index==10)?15:irq_index);
+    GPIO_TypeDef *gpio;
+    uint32_t pin;
+    do{
+      // Retrieve the gpio and pin that generate the irq
+      gpio = (GPIO_TypeDef *)(channel_gpio[irq_index]);
+      pin = (uint32_t)(1 << channel_pin[irq_index]);
+      // Clear interrupt flag
+      if (EXTI_GetITStatus(pin) != RESET)
+      {
+    	  EXTI_ClearITPendingBit(pin);
+		  if (channel_ids[irq_index] == 0) return;
+		  // Check which edge has generated the irq
+		  if ((gpio->IDR & pin) == 0) {
+			  irq_handler(channel_ids[irq_index], IRQ_FALL);
+		  } else {
+			  irq_handler(channel_ids[irq_index], IRQ_RISE);
+		  }
+      }
+    }while(irq_index++ < to_irq_index);
+}
 
-    // Clear interrupt flag
-    if (EXTI_GetITStatus(pin) != RESET)
-    {
-        EXTI_ClearITPendingBit(pin);
-    }
-    
-    if (channel_ids[irq_index] == 0) return;
-    
-    // Check which edge has generated the irq
-    if ((gpio->IDR & pin) == 0) {
-        irq_handler(channel_ids[irq_index], IRQ_FALL);
-    }
-    else  {
-        irq_handler(channel_ids[irq_index], IRQ_RISE);
-    }
-}
 
 // The irq_index is passed to the function
 static void gpio_irq0(void) {handle_interrupt_in(0);} // EXTI line 0
@@ -76,7 +81,7 @@
 static void gpio_irq3(void) {handle_interrupt_in(3);} // EXTI line 3
 static void gpio_irq4(void) {handle_interrupt_in(4);} // EXTI line 4
 static void gpio_irq5(void) {handle_interrupt_in(5);} // EXTI lines 5 to 9
-static void gpio_irq6(void) {handle_interrupt_in(6);} // EXTI lines 10 to 15
+static void gpio_irq6(void) {handle_interrupt_in(10);} // EXTI lines 10 to 15
 
 extern uint32_t Set_GPIO_Clock(uint32_t port_idx);
 
@@ -124,7 +129,7 @@
         case 9:
             irq_n = EXTI9_5_IRQn;
             vector = (uint32_t)&gpio_irq5;
-            irq_index = 5;
+            irq_index = pin_index;
             break;
         case 10:
         case 11:
@@ -134,13 +139,12 @@
         case 15:
             irq_n = EXTI15_10_IRQn;
             vector = (uint32_t)&gpio_irq6;
-            irq_index = 6;
+            irq_index = pin_index;
             break;
         default:
             error("InterruptIn error: pin not supported.\n");
             return -1;
     }
-
     // Enable GPIO clock
     uint32_t gpio_add = Set_GPIO_Clock(port_index);