chore(ViperOS): 落库内核侧进行中的改动（26 文件，+1573/-1805）

内容由用户产出，本次仅代为提交、未做任何语义修改；含 static 修饰符前置迁移等（新增 static 前缀 16 行）。提交消息为中性描述——如需更精确的说明请 amend。

VKernel/Kernel/drivers/devfs/devfs.vp

@@ -9,10 +9,10 @@ define MAX_DIRECTORIES      = 16
 define PATH_BUFFER_SIZE     = 256
 
 directories:     [MAX_DIRECTORIES]devfs_directory = [0]
-directory_count: static int = 0
+static directory_count: int = 0
 
 files:       [MAX_DEVICE_FILES]devfs_file = [0]
-file_count:  static int = 0
+static file_count: int = 0
 
 
 class _fd_table:
@@ -88,7 +88,7 @@ virtual class devfs_file:
     @staticmethod
     def list_in_dir(dir_ptr: devfs_directory*, buffer: str, size: uint32, pos: int) -> int:
         for f in range(file_count):
-            filep: devfs_file* = c.Addr(files[f])
+            filep: devfs_file* = &files[f]
             if filep.parent_dir == dir_ptr:
                 name_len: int = string.strlen(filep.name)
                 if pos + name_len + 1 > size:
@@ -124,7 +124,7 @@ class _DevFSObject:
         if directory_count >= MAX_DIRECTORIES: return None
         if string.strlen(dir_name) >= 64: return None
 
-        new_dir: devfs_directory* = c.Addr(directories[directory_count])
+        new_dir: devfs_directory* = &directories[directory_count]
         directory_count += 1
 
         string.strcpy(new_dir.name, dir_name)
@@ -137,7 +137,7 @@ class _DevFSObject:
         if not path or string.samestr(path, "/"): return None
 
         if not self.root_directory:
-            self.root_directory = c.Addr(directories[directory_count])
+            self.root_directory = &directories[directory_count]
             directory_count += 1
             string.strcpy(self.root_directory.name, "")
             self.root_directory.parent = None
@@ -204,7 +204,7 @@ class _DevFSObject:
             file_ptr.parent_dir = dir_ptr
             files[file_count] = file_ptr
         else:
-            new_file: devfs_file* = c.Addr(files[file_count])
+            new_file: devfs_file* = &files[file_count]
             string.strcpy(new_file.name, file_name)
             new_file.private_data = private_data
             new_file.parent_dir = dir_ptr
@@ -336,16 +336,16 @@ def serial0_read(self: rawptr, fd: int, buffer: rawptr, size: uint32) -> int:
 
 def serial0_write(self: rawptr, fd: int, buffer: const rawptr, size: uint32) -> int:
     serial.puts("[serial0] write\n")
-    serial.puts(str(buffer))
+    serial.puts(buffer)
     serial.puts("\n")
     return size
 
 def devfs_register_serial0() -> int:
     global serial0_file
     serial0_file = devfs_file()
-    serial0_file.open = serial0_open
+    serial0_file.open  = serial0_open
     serial0_file.close = serial0_close
-    serial0_file.read = serial0_read
+    serial0_file.read  = serial0_read
     serial0_file.write = serial0_write
     return devfs_create_file("/dev/serial0", serial0_file, None)