[BSP][NUCLEI] Format application and board source code

Signed-off-by: Huaqi Fang <578567190@qq.com>

bsp/nuclei/gd32vf103_rvstar/SConstruct

@@ -47,13 +47,16 @@ GDB = rtconfig.GDB
 # prepare building environment
 objs = PrepareBuilding(env, RTT_ROOT)
 
-bsp_library_type = 'gd32vf103'
+bsp_library_type = rtconfig.NUCLEI_SDK_SOC
 rtconfig.BSP_LIBRARY_TYPE = bsp_library_type
 
 openocd_cfg = rtconfig.NUCLEI_SDK_OPENOCD_CFG.replace('\\', '/')
 
 # include hal drivers
-objs.extend(SConscript(os.path.join(libraries_path_prefix, bsp_library_type, 'HAL_Drivers', 'SConscript')))
+hal_sconscript = os.path.join(libraries_path_prefix, bsp_library_type, 'HAL_Drivers', 'SConscript')
+
+if os.path.isfile(hal_sconscript):
+    objs.extend(SConscript(hal_sconscript))
 
 # make a building
 DoBuilding(TARGET, objs)

bsp/nuclei/gd32vf103_rvstar/applications/main.c

@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2020, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
- * 2019-07-23     tyustli      first version
+ * 2020-04-15     hqfang       first version
  */
 
 #include <rtthread.h>
@@ -28,12 +28,14 @@ static void thread_entry(void *parameter)
 {
     rt_uint32_t count = 0;
 
-    while (1) {
+    while (1)
+    {
 #ifdef APP_DEBUG_PRINT
         rt_kprintf("thread %d count: %d\n", (rt_uint32_t)parameter, count++);
 #endif
         rt_thread_mdelay(500);
-        if ((rt_uint32_t)parameter < (LEDn-1)) {
+        if ((rt_uint32_t)parameter < (LEDn - 1))
+        {
             gd_rvstar_led_toggle((rt_uint32_t)parameter);
         }
     }
@@ -44,18 +46,20 @@ int create_thread_demo(void)
 {
     int i;
     static char tname[9] = "thread";
-    
-    for (i = 0; i < THREAD_NUM; i ++) {
+
+    for (i = 0; i < THREAD_NUM; i ++)
+    {
         /* Create static threads */
-        tname[6] = i/10 + '0';
-        tname[7] = i%10 + '0';
+        tname[6] = i / 10 + '0';
+        tname[7] = i % 10 + '0';
         tname[8] = '\0';
         rt_thread_init(&tid[i], tname, thread_entry, (void *)i, thread_stack[i],
-                   THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
+                       THREAD_STACK_SIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
     }
 
     /* Startup threads  */
-    for (i = 0; i < THREAD_NUM; i ++) {
+    for (i = 0; i < THREAD_NUM; i ++)
+    {
         rt_thread_startup(&tid[i]);
     }
 
@@ -67,12 +71,14 @@ int main(void)
     rt_uint32_t count = 0;
 
     create_thread_demo();
-    for (int i = 0; i < LEDn; i ++) {
+    for (int i = 0; i < LEDn; i ++)
+    {
         gd_rvstar_led_init(i);
     }
 
 
-    while (1) {
+    while (1)
+    {
 #ifdef APP_DEBUG_PRINT
         rt_kprintf("Main thread count: %d\n", count++);
 #endif

bsp/nuclei/gd32vf103_rvstar/board/board.c

@@ -5,37 +5,47 @@
  *
  * Change Logs:
  * Date           Author       Notes
- * 2020-04-02     Huaqi Fang      first version
+ * 2020-04-02     hqfang       first version
  *
  */
 
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "board.h"
+#include "cpuport.h"
 
 #ifdef RT_USING_SERIAL
-#include <drv_usart.h>
+    #include <drv_usart.h>
 #endif
 
-
+/** _end symbol defined in linker script of Nuclei SDK */
 extern void *_end;
+
+/** _heap_end symbol defined in linker script of Nuclei SDK */
 extern void *_heap_end;
 #define HEAP_BEGIN  &_end
 #define HEAP_END    &_heap_end
 
+/*
+ * - Implemented and defined in Nuclei SDK system_<Device>.c file
+ * - Required macro NUCLEI_BANNER set to 0
+ */
 extern void _init(void);
-extern void vPortSetupTimerInterrupt(void);
 
+/**
+ * @brief Setup hardware board for rt-thread
+ *
+ */
 void rt_hw_board_init(void)
 {
     /* OS Tick Configuration */
-    vPortSetupTimerInterrupt();
+    rt_hw_ticksetup();
 
 #ifdef RT_USING_HEAP
     rt_system_heap_init((void *) HEAP_BEGIN, (void *) HEAP_END);
 #endif
 
-    _init(); // __libc_init_array is not used
+    _init(); // __libc_init_array is not used in RT-Thread
 
     /* USART driver initialization is open by default */
 #ifdef RT_USING_SERIAL

bsp/nuclei/gd32vf103_rvstar/board/board.h

@@ -5,7 +5,7 @@
  *
  * Change Logs:
  * Date           Author          Notes
- * 2020-04-02     Huaqi Fang      first version
+ * 2020-04-02     hqfang          first version
  *
  */