改为全局变量

cpu/riscv.c

@@ -1,6 +1,6 @@
 
 #include "riscv.h"
-
+#include "debug.h"
 
 
 
@@ -694,6 +694,7 @@ int riscv_run(riscv_t* riscv) {
 #include "stdio.h"
 #include "stdlib.h"
 #include "errno.h"
+#include "string.h"
 
 long get_file_size(FILE *stream)
 {
@@ -718,9 +719,10 @@ long get_file_size(FILE *stream)
 	return file_size;
 }
 
+riscv_t riscv={0};
 int thread_fun(void* t)
 {
-  riscv_t riscv={0};
+  printf("riscv start\n");
   FILE *file=fopen("riscv.bin", "rb" );
   if(file==NULL)
   {
@@ -733,4 +735,6 @@ int thread_fun(void* t)
   fclose(file);
 
   riscv_init(&riscv,riscv.rom,0x80000000,riscv.rom_size);
+
+  return 0;
 }