upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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193 lines
4.9 KiB
193 lines
4.9 KiB
/*
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* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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*
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* Copyright (C) 2002-2007 Aleph One Ltd.
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* for Toby Churchill Ltd and Brightstar Engineering
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*
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* Created by Charles Manning <charles@aleph1.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1 as
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* published by the Free Software Foundation.
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*
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* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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*/
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#ifndef __YPORTENV_H__
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#define __YPORTENV_H__
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/* XXX U-BOOT XXX */
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#ifndef CONFIG_YAFFS_DIRECT
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#define CONFIG_YAFFS_DIRECT
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#endif
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#if defined CONFIG_YAFFS_WINCE
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#include "ywinceenv.h"
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/* XXX U-BOOT XXX */
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#elif 0 /* defined __KERNEL__ */
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#include "moduleconfig.h"
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/* Linux kernel */
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#include <linux/version.h>
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
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#include <linux/config.h>
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#endif
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/sched.h>
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#include <linux/string.h>
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#include <linux/slab.h>
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#include <linux/vmalloc.h>
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#define YCHAR char
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#define YUCHAR unsigned char
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#define _Y(x) x
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#define yaffs_strcpy(a,b) strcpy(a,b)
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#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
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#define yaffs_strncmp(a,b,c) strncmp(a,b,c)
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#define yaffs_strlen(s) strlen(s)
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#define yaffs_sprintf sprintf
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#define yaffs_toupper(a) toupper(a)
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#define Y_INLINE inline
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#define YAFFS_LOSTNFOUND_NAME "lost+found"
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#define YAFFS_LOSTNFOUND_PREFIX "obj"
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/* #define YPRINTF(x) printk x */
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#define YMALLOC(x) kmalloc(x,GFP_KERNEL)
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#define YFREE(x) kfree(x)
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#define YMALLOC_ALT(x) vmalloc(x)
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#define YFREE_ALT(x) vfree(x)
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#define YMALLOC_DMA(x) YMALLOC(x)
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// KR - added for use in scan so processes aren't blocked indefinitely.
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#define YYIELD() schedule()
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#define YAFFS_ROOT_MODE 0666
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#define YAFFS_LOSTNFOUND_MODE 0666
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#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
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#define Y_CURRENT_TIME CURRENT_TIME.tv_sec
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#define Y_TIME_CONVERT(x) (x).tv_sec
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#else
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#define Y_CURRENT_TIME CURRENT_TIME
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#define Y_TIME_CONVERT(x) (x)
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#endif
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#define yaffs_SumCompare(x,y) ((x) == (y))
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#define yaffs_strcmp(a,b) strcmp(a,b)
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#define TENDSTR "\n"
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#define TSTR(x) KERN_WARNING x
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#define TOUT(p) printk p
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#define yaffs_trace(mask, fmt, args...) \
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do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \
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printk(KERN_WARNING "yaffs: " fmt, ## args); \
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} while (0)
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#define compile_time_assertion(assertion) \
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({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; })
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#elif defined CONFIG_YAFFS_DIRECT
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/* Direct interface */
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#include "ydirectenv.h"
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#elif defined CONFIG_YAFFS_UTIL
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/* Stuff for YAFFS utilities */
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#include "stdlib.h"
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#include "stdio.h"
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#include "string.h"
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#include "devextras.h"
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#define YMALLOC(x) malloc(x)
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#define YFREE(x) free(x)
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#define YMALLOC_ALT(x) malloc(x)
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#define YFREE_ALT(x) free(x)
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#define YCHAR char
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#define YUCHAR unsigned char
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#define _Y(x) x
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#define yaffs_strcpy(a,b) strcpy(a,b)
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#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
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#define yaffs_strlen(s) strlen(s)
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#define yaffs_sprintf sprintf
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#define yaffs_toupper(a) toupper(a)
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#define Y_INLINE inline
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/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
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/* #define YALERT(s) YINFO(s) */
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#define TENDSTR "\n"
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#define TSTR(x) x
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#define TOUT(p) printf p
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#define YAFFS_LOSTNFOUND_NAME "lost+found"
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#define YAFFS_LOSTNFOUND_PREFIX "obj"
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/* #define YPRINTF(x) printf x */
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#define YAFFS_ROOT_MODE 0666
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#define YAFFS_LOSTNFOUND_MODE 0666
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#define yaffs_SumCompare(x,y) ((x) == (y))
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#define yaffs_strcmp(a,b) strcmp(a,b)
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#else
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/* Should have specified a configuration type */
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#error Unknown configuration
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#endif
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/* see yaffs_fs.c */
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extern unsigned int yaffs_traceMask;
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extern unsigned int yaffs_wr_attempts;
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/*
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* Tracing flags.
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* The flags masked in YAFFS_TRACE_ALWAYS are always traced.
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*/
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#define YAFFS_TRACE_OS 0x00000002
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#define YAFFS_TRACE_ALLOCATE 0x00000004
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#define YAFFS_TRACE_SCAN 0x00000008
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#define YAFFS_TRACE_BAD_BLOCKS 0x00000010
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#define YAFFS_TRACE_ERASE 0x00000020
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#define YAFFS_TRACE_GC 0x00000040
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#define YAFFS_TRACE_WRITE 0x00000080
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#define YAFFS_TRACE_TRACING 0x00000100
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#define YAFFS_TRACE_DELETION 0x00000200
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#define YAFFS_TRACE_BUFFERS 0x00000400
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#define YAFFS_TRACE_NANDACCESS 0x00000800
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#define YAFFS_TRACE_GC_DETAIL 0x00001000
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#define YAFFS_TRACE_SCAN_DEBUG 0x00002000
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#define YAFFS_TRACE_MTD 0x00004000
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#define YAFFS_TRACE_CHECKPOINT 0x00008000
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#define YAFFS_TRACE_VERIFY 0x00010000
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#define YAFFS_TRACE_VERIFY_NAND 0x00020000
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#define YAFFS_TRACE_VERIFY_FULL 0x00040000
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#define YAFFS_TRACE_VERIFY_ALL 0x000F0000
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#define YAFFS_TRACE_ERROR 0x40000000
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#define YAFFS_TRACE_BUG 0x80000000
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#define YAFFS_TRACE_ALWAYS 0xF0000000
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#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0)
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#ifndef CONFIG_YAFFS_WINCE
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#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
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#endif
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#endif
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