*
* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
*
- * $Id: yaffs_guts.h,v 1.14 2003-01-14 23:15:32 charles Exp $
+ * $Id: yaffs_guts.h,v 1.21 2005-10-11 23:43:27 charles Exp $
*/
#ifndef __YAFFS_GUTS_H__
#define __YAFFS_GUTS_H__
-#include "devextras.h"
-
+#include "yportenv.h"
#define YAFFS_OK 1
#define YAFFS_FAIL 0
#define YAFFS_NOBJECT_BUCKETS 256
-#define YAFFS_RESERVED_BLOCKS 8
-
#define YAFFS_OBJECT_SPACE 0x40000
#define YAFFS_MAX_NAME_LENGTH 255
#define YAFFS_SHORT_NAME_LENGTH 15
#ifndef CONFIG_YAFFS_NO_YAFFS2
__u32 sequenceNumber; // block sequence number for yaffs2
#endif
- int softDeletions:8; // number of soft deleted pages
- int pagesInUse:8; // number of pages in use
+ int softDeletions:12; // number of soft deleted pages
+ int pagesInUse:12; // number of pages in use
__u32 blockState:4; // One of the above block states
__u32 needsRetiring:1; // Data has failed on this block, need to get valid data off
// and retire the block.
char name[YAFFS_MAX_NAME_LENGTH + 1];
// Thes following apply to directories, files, symlinks - not hard links
- __u32 st_mode; // protection
+ __u32 yst_mode; // protection
#ifdef CONFIG_YAFFS_WINCE
__u32 notForWinCE[5];
#else
- __u32 st_uid; // user ID of owner
- __u32 st_gid; // group ID of owner
- __u32 st_atime; // time of last access
- __u32 st_mtime; // time of last modification
- __u32 st_ctime; // time of last change
+ __u32 yst_uid; // user ID of owner
+ __u32 yst_gid; // group ID of owner
+ __u32 yst_atime; // time of last access
+ __u32 yst_mtime; // time of last modification
+ __u32 yst_ctime; // time of last change
#endif
// File size applies to files only
// Alias is for symlinks only.
char alias[YAFFS_MAX_ALIAS_LENGTH + 1];
- __u32 st_rdev; // device stuff for block and char devices (maj/min)
+ __u32 yst_rdev; // device stuff for block and char devices (maj/min)
#ifdef CONFIG_YAFFS_WINCE
__u32 win_ctime[2];
__u32 objectId; // the object id value
- __u32 st_mode; // protection
+ __u32 yst_mode; // protection
#ifdef CONFIG_YAFFS_SHORT_NAMES_IN_RAM
char shortName[YAFFS_SHORT_NAME_LENGTH+1];
__u32 win_mtime[2];
__u32 win_atime[2];
#else
- __u32 st_uid; // user ID of owner
- __u32 st_gid; // group ID of owner
- __u32 st_atime; // time of last access
- __u32 st_mtime; // time of last modification
- __u32 st_ctime; // time of last change
+ __u32 yst_uid; // user ID of owner
+ __u32 yst_gid; // group ID of owner
+ __u32 yst_atime; // time of last access
+ __u32 yst_mtime; // time of last modification
+ __u32 yst_ctime; // time of last change
#endif
- __u32 st_rdev; // device stuff for block and char devices
+ __u32 yst_rdev; // device stuff for block and char devices
#ifdef __KERNEL__
struct inode *myInode;
+ __u8 deferedFree; // YAFFS has removed the object from NAND, but it is being kept
+ // Alive until the inode is cleared to prevent inode inconsistencies.
#endif
{
// Entry parameters set up way early. Yaffs sets up the rest.
int nBytesPerChunk; // Should be a power of 2 >= 512
- int nChunksPerBlock;
- int startBlock; // Start block we're allowed to use
- int endBlock; // End block we're allowed to use
+ int nChunksPerBlock; // does not need to be a power of 2
+ int startBlock; // Start block we're allowed to use
+ int endBlock; // End block we're allowed to use
+ int nReservedBlocks; // We want this tuneable so that we can reduce
+ // reserved blocks on NOR and RAM.
int useNANDECC; // Flag to decide whether or not to use NANDECC
int nShortOpCaches; // If <= 0, then short op caching is disabled, else
int (*initialiseNAND)(struct yaffs_DeviceStruct *dev);
// Runtime parameters. Set up by YAFFS.
+ int internalStartBlock; // Internal version of startBlock
+ int internalEndBlock; // End block we're allowed to use
+ int blockOffset;
+ int chunkOffset;
+
__u16 chunkGroupBits; // 0 for devices <= 32MB. else log2(nchunks) - 16
__u16 chunkGroupSize; // == 2^^chunkGroupBits
int currentDirtyChecker; // Used to find current dirtiest block
- int garbageCollectionRequired;
// Operations since mount
int nPageWrites;
int nBlockErasures;
int nGCCopies;
int garbageCollections;
+ int passiveGarbageCollections;
int nRetriedWrites;
int nRetiredBlocks;
int eccFixed;
// yaffs_Spare bufferedSpare[YAFFS_CHUNKS_PER_BLOCK];
int bufferedBlock; // Which block is buffered here?
int doingBufferedBlockRewrite;
-
- int blockSelectedForGC;
yaffs_ChunkCache *srCache;
int srLastUse;
void yfsd_WinFileTimeNow(__u32 target[2]);
#endif
+#ifdef __KERNEL__
+void yaffs_HandleDeferedFree(yaffs_Object *obj);
+#endif
// Debug dump
int yaffs_DumpObject(yaffs_Object *obj);
#endif
+