[drivers/serial] Introduce hooker for TTY (#8733)

In this patch, a hook list has been introduced to address the concerns
regarding coupling issues arising from modifications to the serial code
for integrating TTY logic.

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

components/lwp/Kconfig

@@ -6,10 +6,17 @@ menuconfig RT_USING_LWP
         The lwP is a light weight process running in user mode.
 
 if RT_USING_LWP
-    config LWP_DEBUG
+    menuconfig LWP_DEBUG
         bool "Enable debugging features of LwP"
         default y
 
+    if LWP_DEBUG
+        config LWP_DEBUG_INIT
+        select RT_USING_HOOKLIST
+        bool "Enable debug mode of init process"
+        default n
+    endif
+
     config RT_LWP_MAX_NR
         int "The max number of light-weight process"
         default 30

components/lwp/lwp.c

@@ -137,7 +137,7 @@ static int lwp_startup(void)
     char *argv[] = {0, "&"};
     char *envp[] = {LWP_CONSOLE_PATH, 0};
 
-#ifdef LWP_DEBUG
+#ifdef LWP_DEBUG_INIT
     int command;
     int countdown = LATENCY_TIMES;
     while (countdown)
@@ -152,7 +152,7 @@ static int lwp_startup(void)
         rt_thread_mdelay(LATENCY_IN_MSEC);
     }
     rt_kprintf("Starting init ...\n");
-#endif
+#endif /* LWP_DEBUG_INIT */
 
     for (size_t i = 0; i < sizeof(init_search_path)/sizeof(init_search_path[0]); i++)
     {