#include <stdio.h>
#include <string.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+unsigned yaffs_traceMask = 0xFFFFFFFF;
+
yaffs_Device device;
printf("Flush\n");
- yaffs_FlushFile(f);
+ yaffs_FlushFile(f,1);
yaffs_ApplyToDirectoryChildren(yaffs_Root(dev),yaffs_DumpObject);
yaffs_DumpObject(f);
- yaffs_FlushFile(f);
+ yaffs_FlushFile(f,1);
}
-void TestTime(yaffs_Device *dev)
+void TestTimeBigDeletes(yaffs_Device *dev)
{
yaffs_Object *f;
yaffs_Object *sl;
printf("Start\n");
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
+
+ for(i = 0; i < 100000; i+=20)
+ {
+
+ b++;
+ if(b & 1)
+ written = yaffs_WriteDataToFile(f,testStr,i,strlen(testStr));
+ else
+ written = yaffs_WriteDataToFile(f,testStr2,i,strlen(testStr2));
+ }
+ yaffs_FlushFile(f,1);
+ yaffs_DeleteFile(f);
f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
if(f)
printf("Created\n");
}
+ for(i = 0; i < 100000; i+=20)
+ {
- x = yaffs_RenameObject(yaffs_Root(dev),"Name1",NULL,"Rename");
+ b++;
+ if(b & 1)
+ written = yaffs_WriteDataToFile(f,testStr,i,strlen(testStr));
+ else
+ written = yaffs_WriteDataToFile(f,testStr2,i,strlen(testStr2));
+ }
+
+ yaffs_FlushFile(f,1);
+ yaffs_DeleteFile(f);
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
for(i = 0; i < 100000; i+=20)
{
written = yaffs_WriteDataToFile(f,testStr2,i,strlen(testStr2));
}
+ yaffs_FlushFile(f,1);
+ yaffs_DeleteFile(f);
+
+}
+
+void TestTime(yaffs_Device *dev)
+{
+ yaffs_Object *f;
+ yaffs_Object *sl;
+ yaffs_Object *lnf;
+
+ yaffs_Object *hl1;
+ yaffs_Object *hl2;
+ yaffs_Object *hl3;
+ yaffs_Object *d, *df;
+
+ int x;
+ int i;
+ int b;
+ char data[200];
+
+ char * alias;
+ int written;
+
+
+ printf("Exisiting objects\n");
+ yaffs_ApplyToDirectoryChildren(yaffs_Root(dev),yaffs_DumpObject);
+ printf("Exisiting objects in lost+found\n");
+ lnf = yaffs_FindObjectByName(yaffs_Root(dev),YAFFS_LOSTNFOUND_NAME);
+ yaffs_ApplyToDirectoryChildren(lnf,yaffs_DumpObject);
+
+ printf("Start\n");
+
+
+ // Test the problem of:
+ // Create file
+ // Delete file
+ // Create file with same name
+ // Delete file <== crash
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
+ yaffs_Unlink(yaffs_Root(dev),"Name1");
+
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
+ yaffs_Unlink(yaffs_Root(dev),"Name1");
+
+
+
+ // Other tests
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
+
+
+ x = yaffs_RenameObject(yaffs_Root(dev),"Name1",NULL,"Rename");
+
+// Write a file with overwrite, then read it back and save outside yaffs
+// This is to test that write caching works.
+
+ for(i = 0; i < 100; i++)
+ {
+ unsigned char x[500];
+
+ memset(x,i,500);
+
+ written = yaffs_WriteDataToFile(f,x,i*500,500);
+ }
+
+ for(i = 0; i < 100; i++)
+ {
+ unsigned char x;
+
+ x = i+5;
+
+ written = yaffs_WriteDataToFile(f,&x,i*500 + 2,1);
+ }
+
+
+ {
+ int h;
+
+ h = open("bork",O_RDWR | O_CREAT | O_TRUNC,0666);
+ for(i = 0; i < 100; i++)
+ {
+ unsigned char x[500];
+
+ yaffs_ReadDataFromFile(f,x,i*500,500);
+ write(h,x,500);
+ }
+ close(h);
+
+
+ }
+
+// Big write to fill disk
+
+ written = 1;
+ for(i = 0; i < 1000000 && written > 0; i++)
+ {
+ unsigned char x[500];
+
+ memset(x,i,500);
+
+ written = yaffs_WriteDataToFile(f,x,i*500,500);
+ }
+ if(written <= 0)
+ {
+ printf("YAFFS full\n");
+ }
+
+ // some short reads
+ for(i = 1000; i < 50000; i+=2)
+ {
+ yaffs_ReadDataFromFile(f,data,i,20);
+ }
+
+
yaffs_ReadDataFromFile(f,data,1000,50);
data[50] = 0;
printf("Flush\n");
- yaffs_FlushFile(f);
+ yaffs_FlushFile(f,1);
yaffs_ReadDataFromFile(f,data,1000,50);
data[50] = 0;
- yaffs_FlushFile(f);
+ yaffs_FlushFile(f,1);
printf("Unlink file: %d\n",yaffs_Unlink(yaffs_Root(dev),"Rename"));
+ yaffs_DeleteFile(f);
+
yaffs_ApplyToDirectoryChildren(yaffs_Root(dev),yaffs_DumpObject);
// Create a directory and play with it
yaffs_ApplyToDirectoryChildren(yaffs_Root(dev),yaffs_DumpObject);
f = yaffs_MknodFile(yaffs_Root(dev),"pfile",0,0,0);
- yaffs_WriteDataToFile(f,testStr,0,strlen(testStr));
+ if(f)
+ {
+ yaffs_WriteDataToFile(f,testStr,0,strlen(testStr));
+ }
yaffs_Link(yaffs_Root(dev),"phl4",f);
}
- yaffs_FlushFile(f);
+ yaffs_FlushFile(f,1);
printf("Unlink file: %d\n",yaffs_Unlink(yaffs_Root(dev),"Rename"));
written = yaffs_WriteDataToFile(f,testStr2,0,strlen(testStr2));
}
+}
+void TestTimeBackgroundDeleteFocussed(yaffs_Device *dev)
+{
+ yaffs_Object *f;
+ yaffs_Object *lnf;
+
+
+ int x;
+ int i,j;
+ int b;
+ int written;
+
+
+ printf("Exisiting objects\n");
+ yaffs_ApplyToDirectoryChildren(yaffs_Root(dev),yaffs_DumpObject);
+ printf("Exisiting objects in lost+found\n");
+ lnf = yaffs_FindObjectByName(yaffs_Root(dev),YAFFS_LOSTNFOUND_NAME);
+ yaffs_ApplyToDirectoryChildren(lnf,yaffs_DumpObject);
+
+ printf("Start\n");
+
+
+ for(j = 0; j < 20; j++)
+ {
+ printf("Run %d\n",j);
+
+ f = yaffs_FindObjectByName(yaffs_Root(dev),"Name1");
+ if(f)
+ {
+ printf("Found\n");
+ }
+ else
+ {
+ f = yaffs_MknodFile(yaffs_Root(dev),"Name1",0,0,0);
+ printf("Created\n");
+ }
+
+ printf("@@@@@@@ Run %d, object %d\n",j,f->objectId);
+
+ for(i = 0; i < 1000000; i+=20)
+ {
+
+ written = yaffs_WriteDataToFile(f,testStr,i,100);
+ }
+
+ yaffs_FlushFile(f,1);
+
+ yaffs_DeleteFile(f);
+ }
+
}
int main(int argc,char *argv[])
{
+ int nBlocks;
+
#if YAFFS_FILEEM
- device.nBlocks = (64 * 1024 * 1024) / (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK);
+ nBlocks =(2 * 1024 * 1024) / (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK) ;
device.writeChunkToNAND = yaffs_FEWriteChunkToNAND;
device.readChunkFromNAND = yaffs_FEReadChunkFromNAND;
device.eraseBlockInNAND = yaffs_FEEraseBlockInNAND;
printf("Testing on file emulation\n");
#else
- device.nBlocks = (2 * 1024 * 1024) / (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK);
+ nBlocks = (2 * 1024 * 1024) / (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK);
device.writeChunkToNAND = nandemul_WriteChunkToNAND;
device.readChunkFromNAND = nandemul_ReadChunkFromNAND;
device.eraseBlockInNAND = nandemul_EraseBlockInNAND;
printf("Testing on RAM emulation\n");
#endif
+#ifdef YAFFS_START
+ device.startBlock = YAFFS_START; // Don't use block 0
+ device.endBlock = YAFFS_END;
+#else
device.startBlock = 1; // Don't use block 0
- device.endBlock = device.nBlocks - 1;
+ device.endBlock = nBlocks;
+#endif
+
+ device.nShortOpCaches = 10;
+
yaffs_GutsInitialise(&device);
// yaffs_GutsTest();
- TestTime(&device);
+ TestTimeBackgroundDeleteFocussed(&device);
+
+ printf("Cache hits %d\n",device.cacheHits);
+ printf("Retired blocks %d\n",device.nRetiredBlocks);
+
+ printf("Deletions %d\n",device.nDeletions);
+ printf("Unmarked deletions %d\n",device.nUnmarkedDeletions);
exit(0);
}
projects / yaffs / .git / blobdiff