[people/ms/u-boot.git] / fs / yaffs2 / yportenv.h

/*
 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
 *
 * Copyright (C) 2002-2007 Aleph One Ltd.
 *   for Toby Churchill Ltd and Brightstar Engineering
 *
 * Created by Charles Manning <charles@aleph1.co.uk>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 2.1 as
 * published by the Free Software Foundation.
 *
 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
 */


#ifndef __YPORTENV_H__
#define __YPORTENV_H__

/* XXX U-BOOT XXX */
#ifndef CONFIG_YAFFS_DIRECT
#define CONFIG_YAFFS_DIRECT
#endif

#if defined CONFIG_YAFFS_WINCE

#include "ywinceenv.h"

/* XXX U-BOOT XXX */
#elif  0 /* defined __KERNEL__ */

#include "moduleconfig.h"

/* Linux kernel */
#include <linux/version.h>
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
#include <linux/config.h>
#endif
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>

#define YCHAR char
#define YUCHAR unsigned char
#define _Y(x)     x
#define yaffs_strcpy(a,b)    strcpy(a,b)
#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
#define yaffs_strncmp(a,b,c) strncmp(a,b,c)
#define yaffs_strlen(s)	     strlen(s)
#define yaffs_sprintf	     sprintf
#define yaffs_toupper(a)     toupper(a)

#define Y_INLINE inline

#define YAFFS_LOSTNFOUND_NAME		"lost+found"
#define YAFFS_LOSTNFOUND_PREFIX		"obj"

/* #define YPRINTF(x) printk x */
#define YMALLOC(x) kmalloc(x,GFP_KERNEL)
#define YFREE(x)   kfree(x)
#define YMALLOC_ALT(x) vmalloc(x)
#define YFREE_ALT(x)   vfree(x)
#define YMALLOC_DMA(x) YMALLOC(x)

// KR - added for use in scan so processes aren't blocked indefinitely.
#define YYIELD() schedule()

#define YAFFS_ROOT_MODE			0666
#define YAFFS_LOSTNFOUND_MODE		0666

#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
#define Y_CURRENT_TIME CURRENT_TIME.tv_sec
#define Y_TIME_CONVERT(x) (x).tv_sec
#else
#define Y_CURRENT_TIME CURRENT_TIME
#define Y_TIME_CONVERT(x) (x)
#endif

#define yaffs_SumCompare(x,y) ((x) == (y))
#define yaffs_strcmp(a,b) strcmp(a,b)

#define TENDSTR "\n"
#define TSTR(x) KERN_WARNING x
#define TOUT(p) printk p

#define yaffs_trace(mask, fmt, args...) \
	do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \
		printk(KERN_WARNING "yaffs: " fmt, ## args); \
	} while (0)

#define compile_time_assertion(assertion) \
	({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; })

#elif defined CONFIG_YAFFS_DIRECT

/* Direct interface */
#include "ydirectenv.h"

#elif defined CONFIG_YAFFS_UTIL

/* Stuff for YAFFS utilities */

#include "stdlib.h"
#include "stdio.h"
#include "string.h"

#include "devextras.h"

#define YMALLOC(x) malloc(x)
#define YFREE(x)   free(x)
#define YMALLOC_ALT(x) malloc(x)
#define YFREE_ALT(x) free(x)

#define YCHAR char
#define YUCHAR unsigned char
#define _Y(x)     x
#define yaffs_strcpy(a,b)    strcpy(a,b)
#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
#define yaffs_strlen(s)	     strlen(s)
#define yaffs_sprintf	     sprintf
#define yaffs_toupper(a)     toupper(a)

#define Y_INLINE inline

/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
/* #define YALERT(s) YINFO(s) */

#define TENDSTR "\n"
#define TSTR(x) x
#define TOUT(p) printf p

#define YAFFS_LOSTNFOUND_NAME		"lost+found"
#define YAFFS_LOSTNFOUND_PREFIX		"obj"
/* #define YPRINTF(x) printf x */

#define YAFFS_ROOT_MODE				0666
#define YAFFS_LOSTNFOUND_MODE		0666

#define yaffs_SumCompare(x,y) ((x) == (y))
#define yaffs_strcmp(a,b) strcmp(a,b)

#else
/* Should have specified a configuration type */
#error Unknown configuration

#endif

/* see yaffs_fs.c */
extern unsigned int yaffs_traceMask;
extern unsigned int yaffs_wr_attempts;

/*
 * Tracing flags.
 * The flags masked in YAFFS_TRACE_ALWAYS are always traced.
 */

#define YAFFS_TRACE_OS			0x00000002
#define YAFFS_TRACE_ALLOCATE		0x00000004
#define YAFFS_TRACE_SCAN		0x00000008
#define YAFFS_TRACE_BAD_BLOCKS		0x00000010
#define YAFFS_TRACE_ERASE		0x00000020
#define YAFFS_TRACE_GC			0x00000040
#define YAFFS_TRACE_WRITE		0x00000080
#define YAFFS_TRACE_TRACING		0x00000100
#define YAFFS_TRACE_DELETION		0x00000200
#define YAFFS_TRACE_BUFFERS		0x00000400
#define YAFFS_TRACE_NANDACCESS		0x00000800
#define YAFFS_TRACE_GC_DETAIL		0x00001000
#define YAFFS_TRACE_SCAN_DEBUG		0x00002000
#define YAFFS_TRACE_MTD			0x00004000
#define YAFFS_TRACE_CHECKPOINT		0x00008000

#define YAFFS_TRACE_VERIFY		0x00010000
#define YAFFS_TRACE_VERIFY_NAND		0x00020000
#define YAFFS_TRACE_VERIFY_FULL		0x00040000
#define YAFFS_TRACE_VERIFY_ALL		0x000F0000


#define YAFFS_TRACE_ERROR		0x40000000
#define YAFFS_TRACE_BUG			0x80000000
#define YAFFS_TRACE_ALWAYS		0xF0000000


#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0)

#ifndef CONFIG_YAFFS_WINCE
#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
#endif

#endif
Commit	Line	Data
0e8cc8bd	1	/*
4b070809	2	* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
0e8cc8bd WJ	3	*
	4	* Copyright (C) 2002-2007 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 __YPORTENV_H__
	18	#define __YPORTENV_H__
	19
90ef117b WJ	20	/* XXX U-BOOT XXX */
	21	#ifndef CONFIG_YAFFS_DIRECT
	22	#define CONFIG_YAFFS_DIRECT
	23	#endif
	24
0e8cc8bd WJ	25	#if defined CONFIG_YAFFS_WINCE
	26
	27	#include "ywinceenv.h"
	28
90ef117b WJ	29	/* XXX U-BOOT XXX */
90ef117b WJ	30	#elif 0 /* defined __KERNEL__ */
0e8cc8bd WJ	31
	32	#include "moduleconfig.h"
	33
	34	/* Linux kernel */
	35	#include <linux/version.h>
	36	#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
	37	#include <linux/config.h>
	38	#endif
	39	#include <linux/kernel.h>
	40	#include <linux/mm.h>
	41	#include <linux/sched.h>
	42	#include <linux/string.h>
	43	#include <linux/slab.h>
	44	#include <linux/vmalloc.h>
	45
	46	#define YCHAR char
	47	#define YUCHAR unsigned char
	48	#define _Y(x) x
	49	#define yaffs_strcpy(a,b) strcpy(a,b)
	50	#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
	51	#define yaffs_strncmp(a,b,c) strncmp(a,b,c)
	52	#define yaffs_strlen(s) strlen(s)
	53	#define yaffs_sprintf sprintf
	54	#define yaffs_toupper(a) toupper(a)
	55
	56	#define Y_INLINE inline
	57
	58	#define YAFFS_LOSTNFOUND_NAME "lost+found"
	59	#define YAFFS_LOSTNFOUND_PREFIX "obj"
	60
	61	/* #define YPRINTF(x) printk x */
	62	#define YMALLOC(x) kmalloc(x,GFP_KERNEL)
	63	#define YFREE(x) kfree(x)
	64	#define YMALLOC_ALT(x) vmalloc(x)
	65	#define YFREE_ALT(x) vfree(x)
	66	#define YMALLOC_DMA(x) YMALLOC(x)
	67
	68	// KR - added for use in scan so processes aren't blocked indefinitely.
	69	#define YYIELD() schedule()
	70
	71	#define YAFFS_ROOT_MODE 0666
	72	#define YAFFS_LOSTNFOUND_MODE 0666
	73
	74	#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
	75	#define Y_CURRENT_TIME CURRENT_TIME.tv_sec
	76	#define Y_TIME_CONVERT(x) (x).tv_sec
	77	#else
	78	#define Y_CURRENT_TIME CURRENT_TIME
	79	#define Y_TIME_CONVERT(x) (x)
	80	#endif
	81
	82	#define yaffs_SumCompare(x,y) ((x) == (y))
	83	#define yaffs_strcmp(a,b) strcmp(a,b)
	84
	85	#define TENDSTR "\n"
	86	#define TSTR(x) KERN_WARNING x
	87	#define TOUT(p) printk p
	88
	89	#define yaffs_trace(mask, fmt, args...) \
	90	do { if ((mask) & (yaffs_traceMask\|YAFFS_TRACE_ERROR)) \
	91	printk(KERN_WARNING "yaffs: " fmt, ## args); \
	92	} while (0)
	93
	94	#define compile_time_assertion(assertion) \
95	({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; })
96
97	#elif defined CONFIG_YAFFS_DIRECT
98
99	/* Direct interface */
100	#include "ydirectenv.h"
101
102	#elif defined CONFIG_YAFFS_UTIL
103
104	/* Stuff for YAFFS utilities */
105
106	#include "stdlib.h"
107	#include "stdio.h"
108	#include "string.h"
109
110	#include "devextras.h"
111
112	#define YMALLOC(x) malloc(x)
113	#define YFREE(x) free(x)
114	#define YMALLOC_ALT(x) malloc(x)
115	#define YFREE_ALT(x) free(x)
116
117	#define YCHAR char
118	#define YUCHAR unsigned char
119	#define _Y(x) x
120	#define yaffs_strcpy(a,b) strcpy(a,b)
121	#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
122	#define yaffs_strlen(s) strlen(s)
123	#define yaffs_sprintf sprintf
124	#define yaffs_toupper(a) toupper(a)
125
126	#define Y_INLINE inline
127
128	/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
129	/* #define YALERT(s) YINFO(s) */
130
131	#define TENDSTR "\n"
132	#define TSTR(x) x
133	#define TOUT(p) printf p
134
135	#define YAFFS_LOSTNFOUND_NAME "lost+found"
136	#define YAFFS_LOSTNFOUND_PREFIX "obj"
137	/* #define YPRINTF(x) printf x */
138
139	#define YAFFS_ROOT_MODE 0666
140	#define YAFFS_LOSTNFOUND_MODE 0666
141
142	#define yaffs_SumCompare(x,y) ((x) == (y))
143	#define yaffs_strcmp(a,b) strcmp(a,b)
144
145	#else
146	/* Should have specified a configuration type */
147	#error Unknown configuration
148
149	#endif
150
151	/* see yaffs_fs.c */
152	extern unsigned int yaffs_traceMask;
153	extern unsigned int yaffs_wr_attempts;
154
155	/*
156	* Tracing flags.
157	* The flags masked in YAFFS_TRACE_ALWAYS are always traced.
158	*/
4b070809	159
0e8cc8bd WJ	160	#define YAFFS_TRACE_OS 0x00000002
	161	#define YAFFS_TRACE_ALLOCATE 0x00000004
	162	#define YAFFS_TRACE_SCAN 0x00000008
	163	#define YAFFS_TRACE_BAD_BLOCKS 0x00000010
	164	#define YAFFS_TRACE_ERASE 0x00000020
	165	#define YAFFS_TRACE_GC 0x00000040
	166	#define YAFFS_TRACE_WRITE 0x00000080
	167	#define YAFFS_TRACE_TRACING 0x00000100
	168	#define YAFFS_TRACE_DELETION 0x00000200
	169	#define YAFFS_TRACE_BUFFERS 0x00000400
	170	#define YAFFS_TRACE_NANDACCESS 0x00000800
	171	#define YAFFS_TRACE_GC_DETAIL 0x00001000
	172	#define YAFFS_TRACE_SCAN_DEBUG 0x00002000
	173	#define YAFFS_TRACE_MTD 0x00004000
	174	#define YAFFS_TRACE_CHECKPOINT 0x00008000
	175
	176	#define YAFFS_TRACE_VERIFY 0x00010000
	177	#define YAFFS_TRACE_VERIFY_NAND 0x00020000
	178	#define YAFFS_TRACE_VERIFY_FULL 0x00040000
	179	#define YAFFS_TRACE_VERIFY_ALL 0x000F0000
	180
	181
	182	#define YAFFS_TRACE_ERROR 0x40000000
	183	#define YAFFS_TRACE_BUG 0x80000000
	184	#define YAFFS_TRACE_ALWAYS 0xF0000000
	185
	186
	187	#define T(mask,p) do{ if((mask) & (yaffs_traceMask \| YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0)
	188
	189	#ifndef CONFIG_YAFFS_WINCE
	190	#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
	191	#endif
	192
	193	#endif