void jz_nand_ssfdc_test(void)
{
unsigned int *mybuffer;
unsigned char *data_ptr;
unsigned int i,j,Sector;
data_ptr = (unsigned char *)alloc(BLOCK_SIZE);
mybuffer = (unsigned int *)data_ptr;
ssfdc_nftl_init();
ssfdc_nftl_open(0);
//ssfdc_nftl_format();
printf("Nand data test\r\n");
for(i = 0;i < BLOCK_SIZE / 4;i++)
mybuffer[i] = i;
for(i = 0; i < 1; i++)
{
Sector = 0 + i * 512;
ssfdc_nftl_write(Sector,data_ptr,512);
}
ssfdc_nftl_flush_cache();
printf("nand read data\r\n");
for(i = 0; i < 1; i++)
{
for(j = 0;j < BLOCK_SIZE / 4;j++)
mybuffer[j] = -1;
Sector = 0 + i * 512;
ssfdc_nftl_read(Sector,data_ptr,512);
for(j = 0;j < BLOCK_SIZE / 4;j++)
{
if(mybuffer[j] != j)
{
printf("read sector data error %d sector %d word->0x%x\r\n",i,j,mybuffer[j]);
deAlloc(mybuffer);
while(1);
}
}
}
printf("Test OK!xyzhang\r\n");
deAlloc(mybuffer);
while(1);
}
void uc_free_static(void *addr)
{
if(addr != NULL)
deAlloc((unsigned int)addr);
}
MEM_ULONG Drv_realloc(MEM_ULONG address,MEM_ULONG nbytes)
{
unsigned int sr;
sr = spin_lock_irqsave();
MEM_ULONG rr,addr,oldsize;
MEM_ULONG block,rblock,rrblock;
MEM_ULONG bsize,rbsize,align;
unsigned int len;
oldsize = nbytes;
nbytes = ((nbytes + MIN_FREE_BYTES - 1)/ MIN_FREE_BYTES ) * MIN_FREE_BYTES;
rr = address;
if (nbytes == 0) {
spin_unlock_irqrestore(sr);
deAlloc(rr);
return 0;
}
if (address == 0)
{
addr = my_alloc(nbytes);
if(addr != 0)
setalign(addr,0);
spin_unlock_irqrestore(sr);
return addr;
}
align = getalign(address);
len = (nbytes + align + MIN_FREE_BYTES - 1) &(~(MIN_FREE_BYTES - 1));
address -= getalign(address);
address -= SIZE_HEADER;
bsize = size(address);
//printf("align = %d,address = %x %d %d\n",align,address,nbytes,bsize);
if(nbytes <= bsize-align)
{
spin_unlock_irqrestore(sr);
return rr;
}
rblock = next(address);
if((rblock != 0) &&(status(rblock) == FREE) )
{
//printf("rblock = %x %d %d",rblock,status(rblock),size(rblock));
bsize += size(rblock);
if(bsize >= nbytes + align)
{
rrblock = next(rblock);
next(address) = address + len + SIZE_HEADER;
block = next(address);
prev(block) = address;
next(block) = rrblock;
if(rrblock)
prev(rrblock) = block;
status(block) = FREE;
spin_unlock_irqrestore(sr);
return rr;
}
}
addr = my_alloc(len);
//printf("realloc %x %x %x %x\n",addr,rr,nbytes,bsize);
if(addr == 0)
{
spin_unlock_irqrestore(sr);
return 0;
}
addr += align;
setalign(addr,align);
memcpy(addr,rr,bsize);
spin_unlock_irqrestore(sr);
deAlloc(rr);
return addr;
}