1/*
2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3 *
4 * Copyright (C) 2002-2010 Aleph One Ltd.
5 *   for Toby Churchill Ltd and Brightstar Engineering
6 *
7 * Created by Charles Manning <charles@aleph1.co.uk>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU Lesser General Public License version 2.1 as
11 * published by the Free Software Foundation.
12 *
13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14 */
15
16
17#ifndef __YTRACE_H__
18#define __YTRACE_H__
19
20extern unsigned int yaffs_trace_mask;
21extern unsigned int yaffs_wr_attempts;
22
23/*
24 * Tracing flags.
25 * The flags masked in YAFFS_TRACE_ALWAYS are always traced.
26 */
27
28#define YAFFS_TRACE_OS			0x00000002
29#define YAFFS_TRACE_ALLOCATE		0x00000004
30#define YAFFS_TRACE_SCAN		0x00000008
31#define YAFFS_TRACE_BAD_BLOCKS		0x00000010
32#define YAFFS_TRACE_ERASE		0x00000020
33#define YAFFS_TRACE_GC			0x00000040
34#define YAFFS_TRACE_WRITE		0x00000080
35#define YAFFS_TRACE_TRACING		0x00000100
36#define YAFFS_TRACE_DELETION		0x00000200
37#define YAFFS_TRACE_BUFFERS		0x00000400
38#define YAFFS_TRACE_NANDACCESS		0x00000800
39#define YAFFS_TRACE_GC_DETAIL		0x00001000
40#define YAFFS_TRACE_SCAN_DEBUG		0x00002000
41#define YAFFS_TRACE_MTD			0x00004000
42#define YAFFS_TRACE_CHECKPOINT		0x00008000
43
44#define YAFFS_TRACE_VERIFY		0x00010000
45#define YAFFS_TRACE_VERIFY_NAND		0x00020000
46#define YAFFS_TRACE_VERIFY_FULL		0x00040000
47#define YAFFS_TRACE_VERIFY_ALL		0x000F0000
48
49#define YAFFS_TRACE_SYNC		0x00100000
50#define YAFFS_TRACE_BACKGROUND		0x00200000
51#define YAFFS_TRACE_LOCK		0x00400000
52
53#define YAFFS_TRACE_ERROR		0x40000000
54#define YAFFS_TRACE_BUG			0x80000000
55#define YAFFS_TRACE_ALWAYS		0xF0000000
56
57
58#define T(mask, p) do { if ((mask) & (yaffs_trace_mask | YAFFS_TRACE_ALWAYS)) TOUT(p); } while (0)
59
60#endif
61