Fork of https://developer.mbed.org/users/bscott/code/STM32_USBDevice/

Fork of STM32_USBDevice by Bradley Scott

Revision:
25:7c72828865f3
Parent:
16:4f6df64750bd
Child:
31:5bf05f9b3c7b
--- a/USBDevice/USBHAL_STM32F4.cpp	Fri May 16 09:00:39 2014 +0100
+++ b/USBDevice/USBHAL_STM32F4.cpp	Tue Jun 03 11:30:32 2014 +0100
@@ -36,7 +36,7 @@
     return 0;
 }
 
-USBHAL::USBHAL(void) {    
+USBHAL::USBHAL(void) {
     NVIC_DisableIRQ(OTG_FS_IRQn);
     epCallback[0] = &USBHAL::EP1_OUT_callback;
     epCallback[1] = &USBHAL::EP1_IN_callback;
@@ -63,7 +63,7 @@
     pin_mode(PA_9, OpenDrain);
 
     RCC->AHB2ENR |= RCC_AHB2ENR_OTGFSEN;
-    
+
     // Enable interrupts
     OTG_FS->GREGS.GAHBCFG |= (1 << 0);
 
@@ -116,21 +116,21 @@
 
     uint32_t type;
     switch (endpoint) {
-        case EP0IN:  
+        case EP0IN:
         case EP0OUT:
             type = 0;
-            break;   
+            break;
         case EPISO_IN:
         case EPISO_OUT:
-            type = 1; 
+            type = 1;
         case EPBULK_IN:
         case EPBULK_OUT:
-            type = 2;  
-            break;   
+            type = 2;
+            break;
         case EPINT_IN:
         case EPINT_OUT:
-            type = 3; 
-            break;   
+            type = 3;
+            break;
     }
 
     // Generic in or out EP controls
@@ -154,7 +154,7 @@
         if (endpoint != EP0IN) {
             control |= (1 << 28); // SD0PID
         }
-        
+
         control |= (epIndex << 22) | // TxFIFO index
                    (1 << 27); // SNAK
         OTG_FS->INEP_REGS[epIndex].DIEPCTL = control;
@@ -166,7 +166,7 @@
         // Set the out EP specific control settings
         control |= (1 << 26); // CNAK
         OTG_FS->OUTEP_REGS[epIndex].DOEPCTL = control;
-        
+
         // Unmask the interrupt
         OTG_FS->DREGS.DAINTMSK |= (1 << (epIndex + 16));
     }
@@ -190,7 +190,7 @@
     for (uint32_t i = 0; i < length; i += 4) {
         buffer32[i >> 2] = OTG_FS->FIFO[0][0];
     }
-                        
+
     rxFifoCount = 0;
     return length;
 }
@@ -266,7 +266,7 @@
         return EP_COMPLETED;
     }
 
-    return EP_PENDING; 
+    return EP_PENDING;
 }
 
 void USBHAL::stallEndpoint(uint8_t endpoint) {
@@ -282,7 +282,7 @@
 }
 
 void USBHAL::unstallEndpoint(uint8_t endpoint) {
-    
+
 }
 
 bool USBHAL::getEndpointStallState(uint8_t endpoint) {