Merge pull request #4737 from mysterywolf/3,1,xformatv3.1.5

[lts 3.1.x] format codes

1 files changed, 24 insertions, 24 deletions

diff --git a/libcpu/arm/cortex-r4/interrupt.c b/libcpu/arm/cortex-r4/interrupt.c
index 30e14f5a2d..14a9023921 100644
--- a/libcpu/arm/cortex-r4/interrupt.c
+++ b/libcpu/arm/cortex-r4/interrupt.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -17,7 +17,7 @@
 
 #include "armv7.h"
 
-#define MAX_HANDLERS	96
+#define MAX_HANDLERS    96
 
 /* exception and interrupt handler table */
 struct rt_irq_desc irq_desc[MAX_HANDLERS];
@@ -36,16 +36,16 @@ rt_uint32_t rt_thread_switch_interrupt_flag;
 
 static void rt_hw_int_not_handle(int vector, void *param)
 {
-	rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
+    rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
 }
 
 #define vimRAM (0xFFF82000U)
 
 void rt_hw_interrupt_init(void)
 {
-	register int i;
+    register int i;
 
-	rt_uint32_t *vect_addr;
+    rt_uint32_t *vect_addr;
 
     /* the initialization is done in sys_startup.c */
 
@@ -55,15 +55,15 @@ void rt_hw_interrupt_init(void)
     {
         irq_desc[i].handler = rt_hw_int_not_handle;
 
-		vect_addr  = (rt_uint32_t *)(vimRAM + i*4);
-		*vect_addr = (rt_uint32_t)&irq_desc[i];
+        vect_addr  = (rt_uint32_t *)(vimRAM + i*4);
+        *vect_addr = (rt_uint32_t)&irq_desc[i];
     }
 
-	/* init interrupt nest, and context in thread sp */
-	rt_interrupt_nest = 0;
-	rt_interrupt_from_thread = 0;
-	rt_interrupt_to_thread = 0;
-	rt_thread_switch_interrupt_flag = 0;
+    /* init interrupt nest, and context in thread sp */
+    rt_interrupt_nest = 0;
+    rt_interrupt_from_thread = 0;
+    rt_interrupt_to_thread = 0;
+    rt_thread_switch_interrupt_flag = 0;
 }
 
 void rt_hw_interrupt_mask(int vector)
@@ -86,21 +86,21 @@ void rt_hw_interrupt_umask(int vector)
  * @return the old handler
  */
 rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
-									void *param, const char *name)
+                                    void *param, const char *name)
 {
-	rt_isr_handler_t old_handler = RT_NULL;
+    rt_isr_handler_t old_handler = RT_NULL;
 
-	if(vector >= 0 && vector < MAX_HANDLERS)
-	{
-		old_handler = irq_desc[vector].handler;
-		if (handler != RT_NULL)
-		{
-			irq_desc[vector].handler = handler;
-			irq_desc[vector].param = param;
-		}
-	}
+    if(vector >= 0 && vector < MAX_HANDLERS)
+    {
+        old_handler = irq_desc[vector].handler;
+        if (handler != RT_NULL)
+        {
+            irq_desc[vector].handler = handler;
+            irq_desc[vector].param = param;
+        }
+    }
 
-	return old_handler;
+    return old_handler;
 }
 
 /*@}*/