[fixup] check NULL pointer before access (#8573)

Signed-off-by: Shell <smokewood@qq.com>

bsp/qemu-virt64-aarch64/applications/main.c

@@ -9,10 +9,11 @@
  */
 
 #include <stdio.h>
+#include <rtthread.h>
 
 int main(void)
 {
-    printf("hello rt-thread\n");
+    rt_kprintf("hello rt-thread\n");
 
     return 0;
 }

bsp/qemu-virt64-aarch64/drivers/secondary_cpu.c

@@ -14,6 +14,10 @@
 #include "mmu.h"
 #include "gtimer.h"
 
+#ifdef BSP_USING_GICV3
+#include <gicv3.h>
+#endif
+
 #ifdef RT_USING_SMP
 
 extern unsigned long MMUTable[];
@@ -29,6 +33,10 @@ void rt_hw_secondary_cpu_bsp_start(void)
 
     arm_gic_cpu_init(0, 0);
 
+#ifdef BSP_USING_GICV3
+    arm_gic_redist_init(0, 0);
+#endif /* BSP_USING_GICV3 */
+
     // local timer init
     rt_hw_gtimer_init();