int apaGetFormat(u32 device, int *format)
{
apa_cache *clink;
int rv=0;// u32 rv=0;
u32 *pDW;
int i;
clink=cacheGetFree();
*format=0;
if((rv=apaReadHeader(device, clink->header, 0))==0)
{
*format=clink->header->mbr.version;
if(atadDmaTransfer(device, clink->header, APA_SECTOR_SECTOR_ERROR, 2, ATAD_MODE_READ))
rv=-EIO; // return -EIO;
if(rv==0){
pDW=(u32 *)clink->header;
for(i=0;i < 256; i++)
{
if((i & 0x7F) && pDW[i]!=0)
rv=1;
}
}
}
cacheAdd(clink);
return rv==0;
}
void setPartErrorSector(u32 device, u32 lba)
{// used to set the lba of a partition that has a error...
apa_cache *clink;
clink=cacheGetFree();
apaSaveError(device, clink->header, APA_SECTOR_PART_ERROR, lba);
cacheAdd(clink);
}
int journalResetore(u32 device)
{ // copys apa headers from apal to apa system
int i;
u32 sector;
apa_cache *clink;
dprintf1("ps2hdd: checking log...\n");
if(atadDmaTransfer(device, &journalBuf, APA_SECTOR_APAL, sizeof(apa_journal_t)/512, ATAD_MODE_READ)){
journalReset(device);
return -EIO;
}
if(journalBuf.magic==APAL_MAGIC)
{
if(journalBuf.num==0)
return 0;
clink=cacheGetFree();
for(i=0, sector=APA_SECTOR_APAL_HEADERS;i<journalBuf.num;i++, sector+=2)
{
if(atadDmaTransfer(device, clink->header, sector, 2, ATAD_MODE_READ))
break;
if(atadDmaTransfer(device, clink->header, journalBuf.sectors[i], 2, ATAD_MODE_WRITE))
break;
}
cacheAdd(clink);
return journalReset(device);// only do if journal..
}
memset(&journalBuf, 0, sizeof(apa_journal_t));// safe e
journalBuf.magic=APAL_MAGIC;
return 0;//-EINVAL;
}
int apaOpen(u32 device, hdd_file_slot_t *fileSlot, input_param *params, int mode)
{
int rv=0;
u32 emptyBlocks[32];
apa_cache *clink;
apa_cache *clink2;
u32 sector=0;
// walk all looking for any empty blocks & look for partition
clink=cacheGetHeader(device, 0, 0, &rv);
memset(&emptyBlocks, 0, sizeof(emptyBlocks));
while(clink)
{
sector=clink->sector;
if(!(clink->header->flags & APA_FLAG_SUB)) {
if(memcmp(clink->header->id, params->id, APA_IDMAX) == 0)
break; // found :)
}
addEmptyBlock(clink->header, emptyBlocks);
clink=apaGetNextHeader(clink, &rv);
}
if(rv!=0)
return rv;
rv=-ENOENT;
if(clink==NULL && (mode & O_CREAT))
{
if((rv=apaCheckPartitionMax(device, params->size))>=0) {
if((clink=apaAddPartitionHere(device, params, emptyBlocks, sector, &rv))!=NULL)
{
sector=clink->header->start;
clink2=cacheGetFree();
memset(clink2->header, 0, sizeof(apa_header));
atadDmaTransfer(device, clink2->header, sector+8 , 2, ATAD_MODE_WRITE);
atadDmaTransfer(device, clink2->header, sector+0x2000, 2, ATAD_MODE_WRITE);
cacheAdd(clink2);
}
}
}
if(clink==NULL)
return rv;
fileSlot->start=clink->header->start;
fileSlot->length=clink->header->length;
memcpy(&fileSlot->subs, &clink->header->subs, APA_MAXSUB*sizeof(apa_subs));
fileSlot->type=clink->header->type;
fileSlot->nsub=clink->header->nsub;
memcpy(&fileSlot->id, &clink->header->id, APA_IDMAX);
cacheAdd(clink);
rv=0; if(passcmp(clink->header->fpwd, NULL)!=0)
rv=-EACCES;
return rv;
}
int getPartErrorSector(u32 device, u32 lba, int *lba_out)
{
apa_cache *clink;
int rv=0;
if(!(clink=cacheGetFree()))
return -ENOMEM;
if(atadDmaTransfer(device, clink->header, lba, 1, ATAD_MODE_READ))
return -EIO;
if(lba_out)
*lba_out=((u32 *)(clink->header))[0];
if(((u32 *)(clink->header))[0])
rv=1;// error is set ;)
cacheAdd(clink);
return rv;
}
int hddFormat(iop_file_t *f, const char *dev, const char *blockdev, void *arg, size_t arglen)
{
int rv=0;
apa_cache *clink;
int i;
input_param params;
u32 emptyBlocks[32];
if(f->unit >= 2)
return -ENXIO;
// clear all errors on hdd
clink=cacheGetFree();
memset(clink->header, 0, sizeof(apa_header));
if(atadDmaTransfer(f->unit, clink->header, APA_SECTOR_SECTOR_ERROR, 1, ATAD_MODE_WRITE)){
cacheAdd(clink);
return -EIO;
}
if(atadDmaTransfer(f->unit, clink->header, APA_SECTOR_PART_ERROR, 1, ATAD_MODE_WRITE)){
cacheAdd(clink);
return -EIO;
}
// clear apa headers
for(i=1024*8;i<hddDeviceBuf[f->unit].totalLBA;i+=(1024*256))
{
atadDmaTransfer(f->unit, clink->header, i, sizeof(apa_header)/512,
ATAD_MODE_WRITE);
}
cacheAdd(clink);
if((rv=journalReset(f->unit))!=0)
return rv;
// set up mbr :)
if((clink=cacheGetHeader(f->unit, 0, 1, &rv))){
apa_header *header=clink->header;
memset(header, 0, sizeof(apa_header));
header->magic=APA_MAGIC;
header->length=(1024*256); // 128MB
header->type=APA_TYPE_MBR;
strcpy(header->id,"__mbr");
memcpy(header->mbr.magic, mbrMagic, 32);
header->mbr.version=APA_MBR_VERSION;
header->mbr.nsector=0;
getPs2Time(&header->created);
getPs2Time(&header->mbr.created);
header->checksum=apaCheckSum(header);
clink->flags|=CACHE_FLAG_DIRTY;
cacheFlushDirty(clink);
atadFlushCache(f->unit);
cacheAdd(clink);
hddDeviceBuf[f->unit].status=0;
hddDeviceBuf[f->unit].format=APA_MBR_VERSION;
}
memset(&emptyBlocks, 0, sizeof(emptyBlocks));
memset(¶ms, 0, sizeof(input_param));
params.size=(1024*256);
params.type=APA_TYPE_PFS;
// add __net, __system....
for(i=0;formatPartList[i];i++)
{
memset(params.id, 0, APA_IDMAX);
strcpy(params.id, formatPartList[i]);
if(!(clink=apaAddPartitionHere(f->unit, ¶ms, emptyBlocks, i ? clink->sector : 0, &rv)))
return rv;
cacheAdd(clink);
params.size<<=1;
if(hddDeviceBuf[f->unit].partitionMaxSize < params.size)
params.size=hddDeviceBuf[f->unit].partitionMaxSize;
}
return rv;
}
