First commit XiUOS

tool/shell/letter-shell/shell_port.c

@@ -0,0 +1,126 @@
+/**
+ * @file shell_port.c
+ * @author Letter (NevermindZZT@gmail.com)
+ * @brief 
+ * @version 0.1
+ * @date 2019-02-22
+ * 
+ * @copyright (c) 2019 Letter
+ * 
+ */
+
+#include "xiuos.h"
+#include "shell.h"
+#include "shell_fs.h"
+#include <stdio.h>
+#ifdef FS_VFS
+#include <iot-vfs_posix.h>
+#endif
+#include <stddef.h>
+#include <string.h>
+#include "xsconfig.h"
+#include <device.h>
+
+Shell shell;
+char *shellBuffer;
+ShellFs shellFs;
+char *shellPathBuffer;
+
+HardwareDevType console; 
+
+/**
+ * @brief Shell write 
+ * 
+ * @param data write data
+ */
+void userShellWrite(char data)
+{
+    KPrintf("%c",data);
+}
+
+/**
+ * @brief shell read
+ * 
+ * @param data read data
+ * @return char  read status
+ */
+signed char userShellRead(char *data)
+{
+    struct BusBlockReadParam read_param;
+    read_param.size = 1;
+    read_param.buffer = data;
+
+    BusDevReadData(console, &read_param);
+
+    return 0;
+}
+
+#ifdef SHELL_ENABLE_FILESYSTEM
+/**
+ * @brief list file
+ * 
+ * @param path  path
+ * @param buffer result buffer
+ * @param maxLen the maximum buffer size
+ * @return size_t 0
+ */
+size_t userShellListDir(char *path, char *buffer, size_t maxLen)
+{
+    DIR *dir;
+    struct dirent *ptr;
+    int i;
+    dir = opendir(path);
+    memset(buffer, 0, maxLen);
+    while((ptr = readdir(dir)) != NULL)
+    {
+        strcat(buffer, ptr->d_name);
+        strcat(buffer, "\t");
+    }
+    closedir(dir);
+    return 0;
+}
+#endif
+
+/**
+ * @brief Initialize the shell 
+ * 
+ */
+int userShellInit(void)
+{
+    shellBuffer = x_malloc(512*sizeof(char));
+    
+  
+#ifdef SHELL_ENABLE_FILESYSTEM
+    shellPathBuffer = x_malloc(512*sizeof(char));
+    shellPathBuffer[0] = '/';
+    shellFs.getcwd = getcwd;
+    shellFs.chdir = chdir;
+    shellFs.listdir = userShellListDir;
+    shellFsInit(&shellFs, shellPathBuffer, 512);
+    shellSetPath(&shell, shellPathBuffer);
+#endif    
+
+    shell.write = userShellWrite;
+    shell.read = userShellRead;
+
+    console = ObtainConsole();
+
+    /*Open the serial device in interrupt receiving and polling sending mode */
+    struct SerialDevParam *serial_dev_param = (struct SerialDevParam *)console->private_data;
+    serial_dev_param->serial_set_mode = SIGN_OPER_INT_RX;
+    serial_dev_param->serial_stream_mode = SIGN_OPER_STREAM;
+    BusDevOpen(console);
+    
+    shellInit(&shell, shellBuffer, 512);
+    int32 tid;
+    tid = KTaskCreate("letter-shell",
+                           shellTask, &shell,
+                           SHELL_TASK_STACK_SIZE, SHELL_TASK_PRIORITY);
+        
+        StartupKTask(tid);
+        return 0;
+}
+
+
+
+