X-Git-Url: https://yaffs.net/gitweb/?a=blobdiff_plain;f=yaffs_guts.c;h=cfe955f8ca306e7298b24a56f1534a42171557a3;hb=1dea37b139c892671df123e8ad4204ab4dc20fa5;hp=8198e419f0da720bd2fac3fd76534d2a1ed9d17b;hpb=e491e7735f8909e10d01a9762eae8bca2659b1b4;p=yaffs%2F.git

diff --git a/yaffs_guts.c b/yaffs_guts.c
index 8198e41..cfe955f 100644
--- a/yaffs_guts.c
+++ b/yaffs_guts.c
@@ -14,7 +14,7 @@
  */
  //yaffs_guts.c
 
-const char *yaffs_guts_c_version="$Id: yaffs_guts.c,v 1.19 2003-01-31 00:57:34 charles Exp $";
+const char *yaffs_guts_c_version="$Id: yaffs_guts.c,v 1.20 2003-01-31 03:30:33 charles Exp $";
 
 #include "yportenv.h"
 
@@ -2142,7 +2142,7 @@ static int yaffs_AllocateChunk(yaffs_Device *dev,int useReserve)
 		dev->allocationPage = 0;
 	}
 	
-	if(!useReserve &&  dev->nErasedBlocks <= YAFFS_RESERVED_BLOCKS)
+	if(!useReserve &&  dev->nErasedBlocks <= dev->nReservedBlocks)
 	{
 		// Not enough space to allocate unless we're allowed to use the reserve.
 		return -1;
@@ -2184,7 +2184,7 @@ static int yaffs_AllocateChunk(yaffs_Device *dev,int useReserve)
 
 static int yaffs_CheckSpaceForChunkCache(yaffs_Device *dev)
 {
-	return (dev->nErasedBlocks >= YAFFS_RESERVED_BLOCKS);
+	return (dev->nErasedBlocks >= dev->nReservedBlocks);
 }
 
 
@@ -2365,7 +2365,7 @@ static int yaffs_CheckGarbageCollection(yaffs_Device *dev)
 	
 	//yaffs_DoUnlinkedFileDeletion(dev);
 	
-	if(dev->nErasedBlocks <= (YAFFS_RESERVED_BLOCKS + YAFFS_GARBAGE_COLLECT_LOW_WATER))
+	if(dev->nErasedBlocks <= (dev->nReservedBlocks + YAFFS_GARBAGE_COLLECT_LOW_WATER))
 	{
 		aggressive = 1;
 	}		
@@ -2405,7 +2405,7 @@ static int yaffs_CheckGarbageCollection(yaffs_Device *dev)
 	
 	//yaffs_DoUnlinkedFileDeletion(dev);
 	
-	if(dev->nErasedBlocks <= (YAFFS_RESERVED_BLOCKS + 1))
+	if(dev->nErasedBlocks <= (dev->nReservedBlocks + 1))
 	{
 		aggressive = 1;
 	}		
@@ -4602,6 +4602,20 @@ int yaffs_GutsInitialise(yaffs_Device *dev)
 	int extraBits;
 	int nBlocks;
 
+	if(	dev->nBytesPerChunk != YAFFS_BYTES_PER_CHUNK ||
+	
+		dev->nChunksPerBlock < 2 ||
+		dev->nReservedBlocks < 2 ||
+		dev->startBlock <= 0 ||
+		dev->endBlock <= 0 ||
+		dev->endBlock <= (dev->startBlock + dev->nReservedBlocks)
+	  )
+	{
+		//these parameters must be set before stating yaffs
+		// Other parameters startBlock,
+		return YAFFS_FAIL;
+	}
+
 
 	
 	if(!yaffs_CheckStructures())
@@ -4658,9 +4672,6 @@ int yaffs_GutsInitialise(yaffs_Device *dev)
 	}
 	dev->chunkGroupSize = 1 << dev->chunkGroupBits;
 	
-	// Stuff to be taken out later
-	dev->nBytesPerChunk = YAFFS_BYTES_PER_CHUNK;
-	dev->nChunksPerBlock = YAFFS_CHUNKS_PER_BLOCK;
 	
 	
 	// More device initialisation