summaryrefslogtreecommitdiff
path: root/target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c')
-rw-r--r--target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c134
1 files changed, 0 insertions, 134 deletions
diff --git a/target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c b/target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c
deleted file mode 100644
index 4e25033..0000000
--- a/target/linux/generic-2.6/files/fs/yaffs2/yaffs_nand.c
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * 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 General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-const char *yaffs_nand_c_version =
- "$Id: yaffs_nand.c,v 1.7 2007-02-14 01:09:06 wookey Exp $";
-
-#include "yaffs_nand.h"
-#include "yaffs_tagscompat.h"
-#include "yaffs_tagsvalidity.h"
-
-
-int yaffs_ReadChunkWithTagsFromNAND(yaffs_Device * dev, int chunkInNAND,
- __u8 * buffer,
- yaffs_ExtendedTags * tags)
-{
- int result;
- yaffs_ExtendedTags localTags;
-
- int realignedChunkInNAND = chunkInNAND - dev->chunkOffset;
-
- /* If there are no tags provided, use local tags to get prioritised gc working */
- if(!tags)
- tags = &localTags;
-
- if (dev->readChunkWithTagsFromNAND)
- result = dev->readChunkWithTagsFromNAND(dev, realignedChunkInNAND, buffer,
- tags);
- else
- result = yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(dev,
- realignedChunkInNAND,
- buffer,
- tags);
- if(tags &&
- tags->eccResult > YAFFS_ECC_RESULT_NO_ERROR){
-
- yaffs_BlockInfo *bi = yaffs_GetBlockInfo(dev, chunkInNAND/dev->nChunksPerBlock);
- yaffs_HandleChunkError(dev,bi);
- }
-
- return result;
-}
-
-int yaffs_WriteChunkWithTagsToNAND(yaffs_Device * dev,
- int chunkInNAND,
- const __u8 * buffer,
- yaffs_ExtendedTags * tags)
-{
- chunkInNAND -= dev->chunkOffset;
-
-
- if (tags) {
- tags->sequenceNumber = dev->sequenceNumber;
- tags->chunkUsed = 1;
- if (!yaffs_ValidateTags(tags)) {
- T(YAFFS_TRACE_ERROR,
- (TSTR("Writing uninitialised tags" TENDSTR)));
- YBUG();
- }
- T(YAFFS_TRACE_WRITE,
- (TSTR("Writing chunk %d tags %d %d" TENDSTR), chunkInNAND,
- tags->objectId, tags->chunkId));
- } else {
- T(YAFFS_TRACE_ERROR, (TSTR("Writing with no tags" TENDSTR)));
- YBUG();
- }
-
- if (dev->writeChunkWithTagsToNAND)
- return dev->writeChunkWithTagsToNAND(dev, chunkInNAND, buffer,
- tags);
- else
- return yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(dev,
- chunkInNAND,
- buffer,
- tags);
-}
-
-int yaffs_MarkBlockBad(yaffs_Device * dev, int blockNo)
-{
- blockNo -= dev->blockOffset;
-
-;
- if (dev->markNANDBlockBad)
- return dev->markNANDBlockBad(dev, blockNo);
- else
- return yaffs_TagsCompatabilityMarkNANDBlockBad(dev, blockNo);
-}
-
-int yaffs_QueryInitialBlockState(yaffs_Device * dev,
- int blockNo,
- yaffs_BlockState * state,
- unsigned *sequenceNumber)
-{
- blockNo -= dev->blockOffset;
-
- if (dev->queryNANDBlock)
- return dev->queryNANDBlock(dev, blockNo, state, sequenceNumber);
- else
- return yaffs_TagsCompatabilityQueryNANDBlock(dev, blockNo,
- state,
- sequenceNumber);
-}
-
-
-int yaffs_EraseBlockInNAND(struct yaffs_DeviceStruct *dev,
- int blockInNAND)
-{
- int result;
-
- blockInNAND -= dev->blockOffset;
-
-
- dev->nBlockErasures++;
- result = dev->eraseBlockInNAND(dev, blockInNAND);
-
- return result;
-}
-
-int yaffs_InitialiseNAND(struct yaffs_DeviceStruct *dev)
-{
- return dev->initialiseNAND(dev);
-}
-
-
-