static ulong scsi_write(struct blk_desc *block_dev, lbaint_t blknr,
lbaint_t blkcnt, const void *buffer)
#endif
{
#ifdef CONFIG_BLK
struct blk_desc *block_dev = dev_get_uclass_platdata(dev);
struct udevice *bdev = dev->parent;
#else
struct udevice *bdev = NULL;
#endif
lbaint_t start, blks;
uintptr_t buf_addr;
unsigned short smallblks;
struct scsi_cmd *pccb = (struct scsi_cmd *)&tempccb;
/* Setup device */
pccb->target = block_dev->target;
pccb->lun = block_dev->lun;
buf_addr = (unsigned long)buffer;
start = blknr;
blks = blkcnt;
debug("\n%s: dev %d startblk " LBAF ", blccnt " LBAF " buffer %lx\n",
__func__, block_dev->devnum, start, blks, (unsigned long)buffer);
do {
pccb->pdata = (unsigned char *)buf_addr;
if (blks > SCSI_MAX_WRITE_BLK) {
pccb->datalen = (block_dev->blksz *
SCSI_MAX_WRITE_BLK);
smallblks = SCSI_MAX_WRITE_BLK;
scsi_setup_write_ext(pccb, start, smallblks);
start += SCSI_MAX_WRITE_BLK;
blks -= SCSI_MAX_WRITE_BLK;
} else {
pccb->datalen = block_dev->blksz * blks;
smallblks = (unsigned short)blks;
scsi_setup_write_ext(pccb, start, smallblks);
start += blks;
blks = 0;
}
debug("%s: startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
__func__, start, smallblks, buf_addr);
if (scsi_exec(bdev, pccb)) {
scsi_print_error(pccb);
blkcnt -= blks;
break;
}
buf_addr += pccb->datalen;
} while (blks != 0);
debug("%s: end startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
__func__, start, smallblks, buf_addr);
return blkcnt;
}
static ulong scsi_write(block_dev_desc_t *block_dev, lbaint_t blknr,
lbaint_t blkcnt, const void *buffer)
{
int device = block_dev->dev;
lbaint_t start, blks;
uintptr_t buf_addr;
unsigned short smallblks;
ccb* pccb = (ccb *)&tempccb;
device &= 0xff;
/* Setup device
*/
pccb->target = scsi_dev_desc[device].target;
pccb->lun = scsi_dev_desc[device].lun;
buf_addr = (unsigned long)buffer;
start = blknr;
blks = blkcnt;
debug("\n%s: dev %d startblk " LBAF ", blccnt " LBAF " buffer %lx\n",
__func__, device, start, blks, (unsigned long)buffer);
do {
pccb->pdata = (unsigned char *)buf_addr;
if (blks > SCSI_MAX_WRITE_BLK) {
pccb->datalen = (scsi_dev_desc[device].blksz *
SCSI_MAX_WRITE_BLK);
smallblks = SCSI_MAX_WRITE_BLK;
scsi_setup_write_ext(pccb, start, smallblks);
start += SCSI_MAX_WRITE_BLK;
blks -= SCSI_MAX_WRITE_BLK;
} else {
pccb->datalen = scsi_dev_desc[device].blksz * blks;
smallblks = (unsigned short)blks;
scsi_setup_write_ext(pccb, start, smallblks);
start += blks;
blks = 0;
}
debug("%s: startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
__func__, start, smallblks, buf_addr);
if (scsi_exec(pccb) != true) {
scsi_print_error(pccb);
blkcnt -= blks;
break;
}
buf_addr += pccb->datalen;
} while (blks != 0);
debug("%s: end startblk " LBAF ", blccnt %x buffer %" PRIXPTR "\n",
__func__, start, smallblks, buf_addr);
return blkcnt;
}
