fit musl for riscv64 boards.

Ubiquitous/XiZi/arch/arm/cortex-m0/prepare_ahwstack.c

@@ -156,14 +156,12 @@ uint8 KTaskStackSetup(struct TaskDescriptor *task)
     }
 #else
     StackContex->ExErrorStackContex.lr = (unsigned long)KTaskQuit;
-    KPrintf("DEBUG: ExErrorStackContex.lr set KTaskQuit..\n");
 #endif
 
 #if USE_FPU
     StackContex->flag = 0;
 #endif
 
-    KPrintf("DEBUG: KTaskStackSetup end, task: %i.\n", task->id.id);
     return EOK;
 }
 

Ubiquitous/XiZi/arch/risc-v/k210/smp_support.c

@@ -20,7 +20,7 @@ Author: AIIT XUOS Lab
 *************************************************/
 
 #include "board.h"
-#include <atomic.h>
+#include <bsp_atomic.h>
 #include <clint.h>
 #include <encoding.h>
 #include <xs_spinlock.h>