修改进程内存位置

启用mpu内存保护

applications/data/DATA_comm.c

@@ -467,8 +467,12 @@ void proc_thread_entry(void *parameter)
     }
 }
 
+extern struct rt_memheap sram_DTCMRAM;
+static struct rt_thread dat_comm_thread;
+static void *dat_comm_stack __attribute__((aligned(4)))= RT_NULL ;
 int data_comm_init(void)
 {
+    rt_err_t dat_err;
     proc_mq = rt_mq_create("proc_mq", sizeof(struct proc_request*), 5, RT_IPC_FLAG_FIFO);
     if (proc_mq == RT_NULL)
     {
@@ -476,18 +480,18 @@ int data_comm_init(void)
         return -1;
     }
 
-    rt_thread_t tid = rt_thread_create("dat_comm", proc_thread_entry, RT_NULL,
-                                       1024*6, 20, 10);
-    if (tid != RT_NULL)
-    {
-        rt_thread_startup(tid);
-        LOG_D("Create cJSON thread");
-    }
-    else
-    {
-        LOG_D("Failed to create cJSON thread!\n");
-    }
+    dat_comm_stack = rt_memheap_alloc(&sram_DTCMRAM, 1024*6);
+    dat_err = rt_thread_init(&dat_comm_thread, "dat_comm", proc_thread_entry, RT_NULL,
+            dat_comm_stack, 1024*6, 15, 10);
 
+    if(dat_err != RT_EOK)
+    {
+        LOG_E("Failed to create cJSON thread!");
+        return -1;
+    }else{
+        LOG_I("Create cJSON thread");
+    }
+    rt_thread_startup(&dat_comm_thread);
     return 0;
 }
-//INIT_COMPONENT_EXPORT(data_comm_init);
+INIT_APP_EXPORT(data_comm_init);

applications/disk/QSPI_elmfatfs.c

@@ -125,4 +125,4 @@ int qspi_fal(void)
     }
     return RT_EOK;
 }
-INIT_APP_EXPORT(qspi_fal);
+INIT_COMPONENT_EXPORT(qspi_fal);

applications/disk/SDIO_elmfatfs.c

@@ -46,8 +46,8 @@ void sd_mount(void *parameter)
                LOG_D("SD device 'sd' not found, retrying...");
            }
 
-           // 避免空转，延时 100ms 再试
-           rt_thread_mdelay(100);
+           // 避免空转，延时 50ms 再试
+           rt_thread_mdelay(50);
            retry++;
        }
 }
@@ -92,4 +92,4 @@ int stm32_sdcard_mount(void)
 }
 // 使用 INIT_COMPONENTS_INIT 或 INIT_APP_EXPORT 自动启动
 //INIT_COMPONENTS_INIT(stm32_sdcard_mount);  // 在组件初始化阶段运行
-INIT_APP_EXPORT(stm32_sdcard_mount);
+INIT_COMPONENT_EXPORT(stm32_sdcard_mount);

applications/main.c

@@ -23,9 +23,18 @@ extern rt_sem_t mount_sem;  // 引用上面SD挂载线程定义的信号量
 
 int main(void)
 {
+    /*volatile uint32_t *sdram_test = (uint32_t*)0xC0000000;
+       *sdram_test = 0xAABBCCDD;
+       rt_thread_mdelay(1); // 等待稳定
+       if (*sdram_test != 0xAABBCCDD)
+       {
+           rt_kprintf("SDRAM init failed!\n");
+           while (1); // 卡死，不要继续
+       }
+       rt_kprintf("SDRAM test OK\n");*/
+
     rt_sem_take(mount_sem, rt_tick_from_millisecond(5000)); // 等待挂载完成，最多等待 5 秒
     thread_DB_SQLite();
-    data_comm_init();
     //start_uart_thread();
     thread_RUN_LED();//运行指示灯线程
     return RT_EOK;