X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_tagscompat.c;h=f6c40535088c05a9317c19a8324980ef6d5fa028;hp=7f8442c05f2f251001232dd4929cc41edcb28807;hb=5b88de3db784f69899f8f02d0114d03c4cdba354;hpb=6f1de4473200f31d1ca1cf4672baf7afcdec2db0

diff --git a/yaffs_tagscompat.c b/yaffs_tagscompat.c
index 7f8442c..f6c4053 100644
--- a/yaffs_tagscompat.c
+++ b/yaffs_tagscompat.c
@@ -9,12 +9,12 @@
  * 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.
- *
  */
 
 #include "yaffs_guts.h"
 #include "yaffs_tagscompat.h"
 #include "yaffs_ecc.h"
+#include "yaffs_getblockinfo.h"
 
 static void yaffs_HandleReadDataError(yaffs_Device * dev, int chunkInNAND);
 #ifdef NOTYET
@@ -46,7 +46,7 @@ static const char yaffs_countBitsTable[256] = {
 	4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8
 };
 
-static int yaffs_CountBits(__u8 x)
+int yaffs_CountBits(__u8 x)
 {
 	int retVal;
 	retVal = yaffs_countBitsTable[x];
@@ -253,6 +253,9 @@ static int yaffs_ReadChunkFromNAND(struct yaffs_DeviceStruct *dev,
 		/* Must allocate enough memory for spare+2*sizeof(int) */
 		/* for ecc results from device. */
 		struct yaffs_NANDSpare nspare;
+		
+		memset(&nspare,0,sizeof(nspare));
+		
 		retVal =
 		    dev->readChunkFromNAND(dev, chunkInNAND, data,
 					   (yaffs_Spare *) & nspare);
@@ -337,7 +340,7 @@ static void yaffs_HandleReadDataError(yaffs_Device * dev, int chunkInNAND)
 	int blockInNAND = chunkInNAND / dev->nChunksPerBlock;
 
 	/* Mark the block for retirement */
-	yaffs_GetBlockInfo(dev, blockInNAND)->needsRetiring = 1;
+	yaffs_GetBlockInfo(dev, blockInNAND + dev->blockOffset)->needsRetiring = 1;
 	T(YAFFS_TRACE_ERROR | YAFFS_TRACE_BAD_BLOCKS,
 	  (TSTR("**>>Block %d marked for retirement" TENDSTR), blockInNAND));
 
@@ -415,7 +418,16 @@ int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device * dev,
 	} else {
 		tags.objectId = eTags->objectId;
 		tags.chunkId = eTags->chunkId;
-		tags.byteCount = eTags->byteCount;
+
+		tags.byteCountLSB = eTags->byteCount & 0x3ff;
+		
+		if(dev->nDataBytesPerChunk >= 1024){
+			tags.byteCountMSB = (eTags->byteCount >> 10) & 3;
+		} else {
+			tags.byteCountMSB = 3;
+		}
+		
+
 		tags.serialNumber = eTags->serialNumber;
 
 		if (!dev->useNANDECC && data) {
@@ -436,10 +448,10 @@ int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device * dev,
 
 	yaffs_Spare spare;
 	yaffs_Tags tags;
-	yaffs_ECCResult eccResult;
+	yaffs_ECCResult eccResult = YAFFS_ECC_RESULT_UNKNOWN;
 
 	static yaffs_Spare spareFF;
-	static int init;
+	static int init = 0;
 
 	if (!init) {
 		memset(&spareFF, 0xFF, sizeof(spareFF));
@@ -467,7 +479,11 @@ int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device * dev,
 
 				eTags->objectId = tags.objectId;
 				eTags->chunkId = tags.chunkId;
-				eTags->byteCount = tags.byteCount;
+				eTags->byteCount = tags.byteCountLSB;
+
+				if(dev->nDataBytesPerChunk >= 1024)
+					eTags->byteCount |= (((unsigned) tags.byteCountMSB) << 10);
+
 				eTags->serialNumber = tags.serialNumber;
 			}
 		}
@@ -498,9 +514,9 @@ int yaffs_TagsCompatabilityMarkNANDBlockBad(struct yaffs_DeviceStruct *dev,
 }
 
 int yaffs_TagsCompatabilityQueryNANDBlock(struct yaffs_DeviceStruct *dev,
-					  int blockNo, yaffs_BlockState *
-					  state,
-					  int *sequenceNumber)
+					  int blockNo,
+					  yaffs_BlockState *state,
+					  __u32 *sequenceNumber)
 {
 
 	yaffs_Spare spare0, spare1;