Merge pull request #4043 from zhangsz0516/zhangsz_1120

[libcpu][update]重启与关机函数：rt_hw_cpu_shutdown、rt_hw_cpu_reset，补充WEAK属性

libcpu/aarch64/common/cpu.c

@@ -76,7 +76,7 @@ void rt_hw_spin_unlock(rt_hw_spinlock_t *lock)
 /*@{*/
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/arc/em/cpuport.c

@@ -32,7 +32,7 @@ struct init_stack_frame {
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
 
 }

libcpu/arm/AT91SAM7S/cpu.c

@@ -20,7 +20,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -28,7 +28,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/AT91SAM7X/cpu.c

@@ -20,7 +20,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -28,7 +28,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/am335x/cpu.c

@@ -149,7 +149,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/arm926/cpuport.c

@@ -146,7 +146,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 
     rt_kprintf("Restarting system...\n");
@@ -161,7 +161,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/arm/armv6/cpuport.c

@@ -147,7 +147,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 	
 	rt_kprintf("Restarting system...\n");
@@ -162,7 +162,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/cortex-a/cpu.c

@@ -74,7 +74,7 @@ void rt_hw_spin_unlock(rt_hw_spinlock_t *lock)
 /*@{*/
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/arm/cortex-m3/cpuport.c

@@ -344,7 +344,7 @@ void rt_hw_hard_fault_exception(struct exception_info * exception_info)
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/arm/cortex-m33/cpuport.c

@@ -431,7 +431,7 @@ void rt_hw_hard_fault_exception(struct exception_info *exception_info)
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/arm/cortex-m4/cpuport.c

@@ -428,7 +428,7 @@ void rt_hw_hard_fault_exception(struct exception_info *exception_info)
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/arm/cortex-m7/cpuport.c

@@ -428,7 +428,7 @@ void rt_hw_hard_fault_exception(struct exception_info *exception_info)
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/arm/cortex-r4/cpu.c

@@ -20,7 +20,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -28,7 +28,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/dm36x/cpuport.c

@@ -145,7 +145,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 	
 	rt_kprintf("Restarting system...\n");
@@ -160,7 +160,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/lpc214x/cpuport.c

@@ -163,7 +163,7 @@ rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset(void)
+RT_WEAK void rt_hw_cpu_reset(void)
 {
 }
 
@@ -171,7 +171,7 @@ void rt_hw_cpu_reset(void)
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/lpc24xx/cpu.c

@@ -20,7 +20,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -28,7 +28,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/realview-a8-vmm/cpu.c

@@ -18,7 +18,7 @@
 /*@{*/
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/s3c24x0/cpu.c

@@ -148,7 +148,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 	/* Disable all interrupt except the WDT */
 	INTMSK = (~((rt_uint32_t)1 << INTWDT));
@@ -171,7 +171,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/s3c44b0/cpu.c

@@ -100,7 +100,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -108,7 +108,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");
 

libcpu/arm/sep4020/cpu.c

@@ -152,7 +152,7 @@ rt_base_t rt_hw_cpu_dcache_status()
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 
 	/* enable watchdog */
@@ -173,7 +173,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t UNUSED level;
 	rt_kprintf("shutdown...\n");

libcpu/arm/zynq7000/cpu.c

@@ -16,7 +16,7 @@
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
     while (1);  /* loop forever and wait for reset to happen */
 
@@ -27,7 +27,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/avr32/uc3/cpu.c

@@ -23,7 +23,7 @@
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 	/*NOTREACHED*/
 }

libcpu/mips/gs232/cpuport.c

@@ -23,7 +23,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset(void)
+RT_WEAK void rt_hw_cpu_reset(void)
 {
     /* open the watch-dog */
     WDT_EN = 0x01; 		/* watch dog enable */
@@ -38,7 +38,7 @@ void rt_hw_cpu_reset(void)
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/risc-v/common/cpuport.c

@@ -151,7 +151,7 @@ void rt_hw_context_switch_interrupt(rt_ubase_t from, rt_ubase_t to)
 #endif /* end of RT_USING_SMP */
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/risc-v/nuclei/cpuport.c

@@ -152,7 +152,7 @@ void rt_hw_context_switch(rt_ubase_t from, rt_ubase_t to)
  * @brief shutdown CPU
  * 
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/risc-v/t-head/e906/cpuport.c

@@ -157,7 +157,7 @@ void rt_hw_interrupt_enable(rt_base_t level)
 }
 
 /** shutdown CPU */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
     rt_uint32_t level;
     rt_kprintf("shutdown...\n");

libcpu/rx/cpuport.c

@@ -182,7 +182,7 @@ void rt_hw_context_switch_interrupt(rt_uint32_t from, rt_uint32_t to)
  * 
  * @author LXZ (2014/11/8)
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/ti-dsp/c28x/cpuport.c

@@ -121,7 +121,7 @@ int __rt_ffs(int value)
 /**
  * shutdown CPU
  */
-void rt_hw_cpu_shutdown(void)
+RT_WEAK void rt_hw_cpu_shutdown(void)
 {
     rt_kprintf("shutdown...\n");
 

libcpu/unicore32/sep6200/cpu.c

@@ -259,7 +259,7 @@ static void sep6200_poweroff(void)
  * reset cpu by dog's time-out
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 
 	rt_kprintf("Soft reset, Restarting system...\n");
@@ -274,7 +274,7 @@ void rt_hw_cpu_reset()
  *  shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_uint32_t level;
 	rt_kprintf("shutdown...\n");

libcpu/xilinx/microblaze/cpu.c

@@ -18,7 +18,7 @@
  * this function will reset CPU
  *
  */
-void rt_hw_cpu_reset()
+RT_WEAK void rt_hw_cpu_reset()
 {
 }
 
@@ -26,7 +26,7 @@ void rt_hw_cpu_reset()
  * this function will shutdown CPU
  *
  */
-void rt_hw_cpu_shutdown()
+RT_WEAK void rt_hw_cpu_shutdown()
 {
 	rt_kprintf("shutdown...\n");