starting to add support for IAR workbench

demos/host/src/cdc_serial_app.c

@@ -93,7 +93,7 @@ void tusbh_cdc_xfer_isr(uint8_t dev_addr, tusb_event_t event, cdc_pipeid_t pipe_
 
       case TUSB_EVENT_XFER_STALLED:
       default :
-        ASSERT(false, (void) 0); // error
+        ASSERT(false, VOID_RETURN); // error
         break;
     }
   }else if (pipe_id == CDC_PIPE_DATA_OUT)
@@ -113,9 +113,9 @@ void cdc_serial_app_init(void)
   memclr_(buffer_in, sizeof(buffer_in));
 
   queue_hdl = osal_queue_create( OSAL_QUEUE_REF(queue_def) );
-  ASSERT_PTR( queue_hdl, (void) 0 );
+  ASSERT_PTR( queue_hdl, VOID_RETURN);
 
-  ASSERT( TUSB_ERROR_NONE == osal_task_create(OSAL_TASK_REF(cdc_serial_app_task)), (void) 0 );
+  ASSERT( TUSB_ERROR_NONE == osal_task_create(OSAL_TASK_REF(cdc_serial_app_task)), VOID_RETURN);
 }
 
 //------------- main task -------------//

demos/host/src/keyboard_app.c

@@ -108,10 +108,10 @@ void keyboard_app_init(void)
   memclr_(&usb_keyboard_report, sizeof(tusb_keyboard_report_t));
 
   queue_kbd_hdl = osal_queue_create( OSAL_QUEUE_REF(queue_kbd_def) );
-  ASSERT_PTR( queue_kbd_hdl, (void) 0 );
+  ASSERT_PTR( queue_kbd_hdl, VOID_RETURN );
 
   ASSERT( TUSB_ERROR_NONE == osal_task_create( OSAL_TASK_REF(keyboard_app_task) ) ,
-          (void) 0 );
+          VOID_RETURN);
 }
 
 //------------- main task -------------//

demos/host/src/mouse_app.c

@@ -110,10 +110,10 @@ void mouse_app_init(void)
   memclr_(&usb_mouse_report, sizeof(tusb_mouse_report_t));
 
   queue_mouse_hdl = osal_queue_create( OSAL_QUEUE_REF(queue_mouse_def) );
-  ASSERT_PTR( queue_mouse_hdl, (void) 0 );
+  ASSERT_PTR( queue_mouse_hdl, VOID_RETURN);
 
   ASSERT( TUSB_ERROR_NONE == osal_task_create( OSAL_TASK_REF(mouse_app_task) ),
-          (void) 0 );
+          VOID_RETURN );
 }
 
 //------------- main task -------------//

demos/host/src/tusb_config.h

@@ -113,6 +113,8 @@
   #define TUSB_CFG_ATTR_USBRAM   __attribute__ ((section(TUSB_RAM_SECTION)))
 #elif defined  __CC_ARM // Compiled with Keil armcc
   #define TUSB_CFG_ATTR_USBRAM
+#elif __ICCARM__ // compiled with IAR
+  #define TUSB_CFG_ATTR_USBRAM
 #else
   #error compiler not specified
 #endif