refactor: Refactored the kernel boot process and added a init framework

close: #I3I768

Change-Id: I4f801df4abe1a9afdf43391c28276e96a5e81513

kernel/extended/trace/los_trace.c

@@ -30,23 +30,23 @@
  */
 
 #include "los_trace_pri.h"
-#include "securec.h"
-#include "los_typedef.h"
-#include "los_task_pri.h"
 #include "ctype.h"
+#include "securec.h"
+#include "los_init.h"
+#include "los_task_pri.h"
+#include "los_typedef.h"
 
 #ifdef LOSCFG_SHELL
 #include "shcmd.h"
 #include "shell.h"
-#include "unistd.h"
 #include "stdlib.h"
+#include "unistd.h"
 #endif
 
-
 #ifndef LOSCFG_KERNEL_TRACE
-VOID LOS_TraceInit(VOID)
+UINT32 OsTraceInit(VOID)
 {
-    return;
+    return LOS_OK;
 }
 
 UINT32 LOS_TraceReg(TraceType traceType, WriteHook inHook, const CHAR *typeStr, TraceSwitch onOff)
@@ -112,7 +112,7 @@ STATIC UINT8 traceBufArray[LOS_TRACE_BUFFER_SIZE];
 STATIC TraceBufferCtl traceBufCtl;
 STATIC TraceHook traceFunc[LOS_TRACE_TYPE_MAX + 1];
 
-VOID LOS_TraceInit(VOID)
+UINT32 OsTraceInit(VOID)
 {
     UINT32 intSave;
 
@@ -129,6 +129,8 @@ VOID LOS_TraceInit(VOID)
     traceBufCtl.onOff = LOS_TRACE_ENABLE;
 
     TRACE_UNLOCK(intSave);
+
+    return LOS_OK;
 }
 
 UINT32 LOS_TraceReg(TraceType traceType, WriteHook inHook, const CHAR *typeStr, TraceSwitch onOff)
@@ -509,3 +511,4 @@ SHELLCMD_ENTRY(trace_shellcmd, CMD_TYPE_EX, "trace", 1, (CmdCallBackFunc)OsShell
 
 #endif
 
+LOS_MODULE_INIT(OsTraceInit, LOS_INIT_LEVEL_EARLIEST);