X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yportenv.h;h=13cc1eb621783ebbfd7c860509593194dbf97d25;hp=c3c6aeb302fa5d6d68ed9c98982b95911664c33c;hb=401f9eb48ce20b18902ad9a4a8039d43e363d2ec;hpb=363520161b021b7ac870c269064606e3f16feeeb diff --git a/yportenv.h b/yportenv.h index c3c6aeb..13cc1eb 100644 --- a/yportenv.h +++ b/yportenv.h @@ -1,252 +1,169 @@ -/* - * YAFFS: Yet another FFS. A NAND-flash specific file system. - * yportenv.h: Portable services used by yaffs. This is done to allow - * simple migration from kernel space into app space for testing. - * - * Copyright (C) 2002 Aleph One Ltd. - * for Toby Churchill Ltd and Brightstar Engineering - * - * Created by Charles Manning - * - * 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. - * - * $Id: yportenv.h,v 1.1 2004-11-03 08:14:07 charles Exp $ - * - */ - -#ifndef __YPORTENV_H__ -#define __YPORTENV_H__ - - -#if defined CONFIG_YAFFS_WINCE - -// CONFIG_YAFFS_WINCE -#include "stdlib.h" -#include "stdio.h" -#include "string.h" - -#define CONFIG_YAFFS_CASE_INSENSITIVE -#define CONFIG_YAFFS_UNICODE - -#define YMALLOC(x) malloc(x) -#define YFREE(x) free(x) - - -#define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) -#define YALERT(s) YINFO(s) - -#include - -#define YPRINTF(x) RETAILMSG(1,x) - -// Always pass the sum compare to overcome the case insensitivity issue -#define yaffs_SumCompare(x,y) ((x) == (y)) - -#ifdef CONFIG_YAFFS_UNICODE -#define YCHAR WCHAR -#define YUCHAR WCHAR -#define _Y(a) L##a -#define yaffs_toupper(a) towupper(a) -#define yaffs_strcmp(a,b) _wcsicmp(a,b) -#define yaffs_strcpy(a,b) wcscpy(a,b) -#define yaffs_strncpy(a,b,c) wcsncpy(a,b,c) -#define yaffs_strlen(s) wcslen(s) -#define yaffs_sprintf swprintf -#else -#define YCHAR CHAR -#define YUCHAR UCHAR -#define _Y(a) a -#define yaffs_toupper(a) toupper(a) -#define yaffs_strcmp(a,b) _stricmp(a,b) -#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 -#endif - -#define YAFFS_LOSTNFOUND_NAME _Y("Lost Clusters") -#define YAFFS_LOSTNFOUND_PREFIX _Y("OBJ") - - -#define u_char unsigned char -#define loff_t int -#define S_IFDIR 04000 - -#define S_ISFIFO(x) 0 -#define S_ISCHR(x) 0 -#define S_ISBLK(x) 0 -#define S_ISSOCK(x) 0 - -extern unsigned yfsd_U32FileTimeNow(void); - -#define CURRENT_TIME yfsd_U32FileTimeNow() -#define YAFFS_ROOT_MODE FILE_ATTRIBUTE_ARCHIVE -#define YAFFS_LOSTNFOUND_MODE FILE_ATTRIBUTE_HIDDEN - - -#define TENDSTR L"\r\n" -#define TSTR(x) TEXT(x) -#define TOUT(x) RETAILMSG(1, x) - - -#elif defined __KERNEL__ - - - -// Linux kernel -#include "linux/kernel.h" -#include "linux/mm.h" -#include "linux/string.h" -#include "linux/slab.h" - - -#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 YAFFS_ROOT_MODE 0666 -#define YAFFS_LOSTNFOUND_MODE 0666 - - -#define yaffs_SumCompare(x,y) ((x) == (y)) -#define YCHAR char -#define YUCHAR unsigned char -#define _Y(a) a -#define yaffs_toupper(a) toupper(a) -#define yaffs_strcmp(a,b) strcmp(a,b) -#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 TENDSTR "\n" -#define TSTR(x) KERN_DEBUG x -#define TOUT(p) printk p - - -#elif defined CONFIG_YAFFS_DIRECT - -// Direct interface - -#include "stdlib.h" -#include "stdio.h" -#include "string.h" - -#define YMALLOC(x) malloc(x) -#define YFREE(x) free(x) - - -//#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 - -#include "yaffscfg.h" - -#define CURRENT_TIME yaffsfs_CurrentTime() -#define YAFFS_ROOT_MODE 0666 -#define YAFFS_LOSTNFOUND_MODE 0666 - -#define yaffs_SumCompare(x,y) ((x) == (y)) -#define YCHAR char -#define YUCHAR unsigned char -#define _Y(a) a -#define yaffs_toupper(a) toupper(a) -#define yaffs_strcmp(a,b) strcmp(a,b) -#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 - -#elif defined CONFIG_YAFFS_UTIL - -// Stuff for YAFFS utilities - -#include "stdlib.h" -#include "stdio.h" -#include "string.h" - -#define YMALLOC(x) malloc(x) -#define YFREE(x) free(x) - - -//#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 CURRENT_TIME 0 -#define YAFFS_ROOT_MODE 0666 -#define YAFFS_LOSTNFOUND_MODE 0666 - -#define yaffs_SumCompare(x,y) ((x) == (y)) -#define YCHAR char -#define YUCHAR unsigned char -#define _Y(a) a -#define yaffs_toupper(a) toupper(a) -#define yaffs_strcmp(a,b) strcmp(a,b) -#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 - -#else -// Should have specified a configuration type -#error Unknown configuration - -#endif - - -extern unsigned yaffs_traceMask; - -#define YAFFS_TRACE_ERROR 0x0001 -#define YAFFS_TRACE_OS 0x0002 -#define YAFFS_TRACE_ALLOCATE 0x0004 -#define YAFFS_TRACE_SCAN 0x0008 -#define YAFFS_TRACE_BAD_BLOCKS 0x0010 -#define YAFFS_TRACE_ERASE 0x0020 -#define YAFFS_TRACE_GC 0x0040 -#define YAFFS_TRACE_DELETION 0x0080 -#define YAFFS_TRACE_TRACING 0x0100 -#define YAFFS_TRACE_ALWAYS 0x0200 -#define YAFFS_TRACE_WRITE 0x0400 -#define YAFFS_TRACE_BUG 0x8000 - -#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0) - -//#undef YINFO - - -//#define YINFO(s) YPRINTF((KERN_DEBUG __FILE__ " %d %s\n",__LINE__,s)) -//#define YALERT(s) YINFO(s) -#ifdef CONFIG_YAFFS_WINCE -#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: %s %d" TENDSTR),TEXT(__FILE__),__LINE__)) -#else -#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__)) -#endif -#endif +/* + * YAFFS: Yet another Flash File System . A NAND-flash specific file system. + * + * Copyright (C) 2002-2010 Aleph One Ltd. + * for Toby Churchill Ltd and Brightstar Engineering + * + * Created by Charles Manning + * + * 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__ + +/* + * Define the MTD version in terms of Linux Kernel versions + * This allows yaffs to be used independantly of the kernel + * as well as with it. + */ + +#define MTD_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c)) + +#if defined CONFIG_YAFFS_WINCE + +#include "ywinceenv.h" + +#elif defined __KERNEL__ + +#include "moduleconfig.h" + +/* Linux kernel */ + +#include +#define MTD_VERSION_CODE LINUX_VERSION_CODE + +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19)) +#include +#endif +#include +#include +#include +#include +#include +#include + +#define YCHAR char +#define YUCHAR unsigned char +#define _Y(x) x +#define yaffs_strcat(a, b) strcat(a, b) +#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_strnlen(s,m) strnlen(s,m) +#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_NOFS) +#define YFREE(x) kfree(x) +#define YMALLOC_ALT(x) vmalloc(x) +#define YFREE_ALT(x) vfree(x) +#define YMALLOC_DMA(x) YMALLOC(x) + +#define YYIELD() schedule() +#define Y_DUMP_STACK() dump_stack() + +#define YAFFS_ROOT_MODE 0755 +#define YAFFS_LOSTNFOUND_MODE 0700 + +#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_DEBUG x +#define TCONT(x) x +#define TOUT(p) printk p + +#define compile_time_assertion(assertion) \ + ({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; }) + +#elif defined CONFIG_YAFFS_DIRECT + +#define MTD_VERSION_CODE MTD_VERSION(2, 6, 22) + +/* 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_strcat(a, b) strcat(a, b) +#define yaffs_strcpy(a, b) strcpy(a, b) +#define yaffs_strncpy(a, b, c) strncpy(a, b, c) +#define yaffs_strnlen(s,m) strnlen(s,m) +#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 0755 +#define YAFFS_LOSTNFOUND_MODE 0700 + +#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 + +#ifndef Y_DUMP_STACK +#define Y_DUMP_STACK() do { } while (0) +#endif + +#ifndef YBUG +#define YBUG() do {\ + T(YAFFS_TRACE_BUG,\ + (TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),\ + __LINE__));\ + Y_DUMP_STACK();\ +} while (0) +#endif + +#endif