initial import

tools/sdk/include/esp32/xtensa/debugfs.h

@@ -0,0 +1,93 @@
+/*  Xtensa Debug-FileSystem definitions  */
+
+/*
+ * Copyright (c) 2005-2009 by Tensilica Inc.  ALL RIGHTS RESERVED.
+ * These coded instructions, statements, and computer programs are the
+ * copyrighted works and confidential proprietary information of Tensilica Inc.
+ * They may not be modified, copied, reproduced, distributed, or disclosed to
+ * third parties in any manner, medium, or form, in whole or in part, without
+ * the prior written consent of Tensilica Inc.
+ */
+
+#ifndef __DEBUGFS_H__
+#define __DEBUGFS_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdlib.h>
+
+int xt_dbfs_open(const char *pathname, int flags, mode_t mode);
+int xt_dbfs_ftruncate(int fd, off_t length);
+int xt_dbfs_truncate(const char * filename, off_t length);
+int xt_dbfs_creat(const char *pathname, mode_t mode);
+int xt_dbfs_errno(void);
+int xt_dbfs_lseek(int fd, off_t offset, int whence);
+ssize_t xt_dbfs_write(int fd, const void * buf, size_t bytes);
+  ssize_t xt_dbfs_open_append_close(const char * filename, int align,
+				  const void * buf, size_t bytes);
+ssize_t xt_dbfs_read(int fd, void * buf, size_t bytes);
+int xt_dbfs_close(int fd);
+int xt_dbfs_unlink(const char *pathname);
+
+/* By default, this function is a wrapper around sbrk, and follows 
+   sbrk semantics:
+   
+   On success, it returns increment bytes of memory allocated from 
+   system memory.
+
+   On failure, it returns 0xFFFFFFFF
+
+   
+   If you want to use a method of allocating memory other than sbrk,
+   implement xt_dbfs_sbrk in your own sources, and the linker will 
+   automatically use that copy.
+*/
+void * xt_dbfs_sbrk(int increment);
+
+
+
+#ifdef REPLACE_FS_WITH_DBFS
+#define open xt_dbfs_open
+#define close xt_dbfs_close
+#define creat xt_dbfs_creat
+#define lseek xt_dbfs_lseek
+#define write xt_dbfs_write
+#define read xt_dbfs_read
+#define close xt_dbfs_close
+#define unlink xt_dbfs_unlink
+
+#define rmdir NOT_IMPLEMENTED_IN_DBFS
+#define opendir NOT_IMPLEMENTED_IN_DBFS
+#define closedir NOT_IMPLEMENTED_IN_DBFS
+#define dirfs NOT_IMPLEMENTED_IN_DBFS
+#define readdir NOT_IMPLEMENTED_IN_DBFS
+#define scandir NOT_IMPLEMENTED_IN_DBFS
+#define seekdir NOT_IMPLEMENTED_IN_DBFS
+#define telldir NOT_IMPLEMENTED_IN_DBFS
+
+#define fcntl NOT_IMPLEMENTED_IN_DBFS
+#define dup2 NOT_IMPLEMENTED_IN_DBFS
+#define dup NOT_IMPLEMENTED_IN_DBFS
+#define flock NOT_IMPLEMENTED_IN_DBFS
+#define lockf NOT_IMPLEMENTED_IN_DBFS
+#define link NOT_IMPLEMENTED_IN_DBFS
+#define stat NOT_IMPLEMENTED_IN_DBFS
+#define fstat NOT_IMPLEMENTED_IN_DBFS
+#define lstat NOT_IMPLEMENTED_IN_DBFS
+#define chmod NOT_IMPLEMENTED_IN_DBFS
+#define fchmod NOT_IMPLEMENTED_IN_DBFS
+#define chmown NOT_IMPLEMENTED_IN_DBFS
+#define lchown NOT_IMPLEMENTED_IN_DBFS
+#define fchown NOT_IMPLEMENTED_IN_DBFS
+
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif