static int ps3disk_strategy(void *devdata, int flag, daddr_t dblk,
size_t size, char *buf, size_t *rsize)
{
struct ps3_devdesc *dev = (struct ps3_devdesc *) devdata;
struct open_dev *od = (struct open_dev *) dev->d_disk.data;
int err;
if (flag != F_READ) {
dev_printf(dev, "write operation is not supported!\n");
return EROFS;
}
if (size % stor_dev.sd_blksize) {
dev_printf(dev, "size=%u is not multiple of device block size=%llu\n",
size, stor_dev.sd_blksize);
return EIO;
}
if (rsize)
*rsize = 0;
err = ps3stor_read_sectors(&stor_dev, dev->d_unit, od->od_start + dblk,
size / stor_dev.sd_blksize, 0, buf);
if (!err && rsize)
*rsize = size;
if (err)
dev_printf(dev, "read operation failed dblk=%llu size=%d err=%d\n",
dblk, size, err);
return err;
}
static int ps3disk_open(struct open_file *f, ...)
{
va_list ap;
struct ps3_devdesc *dev;
struct open_dev *od;
int err;
va_start(ap, f);
dev = va_arg(ap, struct ps3_devdesc *);
va_end(ap);
od = malloc(sizeof(struct open_dev));
if (!od) {
dev_printf(dev, "couldn't allocate memory for new open_dev\n");
return ENOMEM;
}
err = ps3disk_open_gpt(dev, od);
if (err) {
dev_printf(dev, "couldn't open GPT disk error=%d\n", err);
free(od);
} else {
((struct ps3_devdesc *) (f->f_devdata))->d_disk.data = od;
}
return err;
}
static int ps3cdrom_open(struct open_file *f, ...)
{
char buf[2048];
va_list ap;
struct ps3_devdesc *dev;
int err;
va_start(ap, f);
dev = va_arg(ap, struct ps3_devdesc *);
va_end(ap);
if (dev->d_unit > 0) {
dev_printf(dev, "attempt to open nonexistent disk");
return ENXIO;
}
err = ps3stor_read_sectors(&stor_dev, dev->d_unit, 16, 1, 0, buf);
if (err)
return EIO;
/* Do not attach if not ISO9660 (workaround for buggy firmware) */
if (memcmp(buf, "\001CD001", 6) != 0)
return EIO;
return 0;
}
static int ps3cdrom_strategy(void *devdata, int flag, daddr_t dblk,
size_t size, char *buf, size_t *rsize)
{
struct ps3_devdesc *dev = (struct ps3_devdesc *) devdata;
int err;
DEBUG("d_unit=%u dblk=%llu size=%u", dev->d_unit, dblk, size);
if (flag != F_READ) {
dev_printf(dev, "write operation is not supported!");
return EROFS;
}
if (dblk % (stor_dev.sd_blksize / DEV_BSIZE) != 0)
return EINVAL;
dblk /= (stor_dev.sd_blksize / DEV_BSIZE);
if (size % stor_dev.sd_blksize) {
dev_printf(dev,
"size=%u is not multiple of device block size=%llu", size,
stor_dev.sd_blksize);
return EINVAL;
}
if (rsize)
*rsize = 0;
err = ps3stor_read_sectors(&stor_dev, dev->d_unit, dblk,
size / stor_dev.sd_blksize, 0, buf);
if (!err && rsize)
*rsize = size;
if (err)
dev_printf(dev,
"read operation failed dblk=%llu size=%d err=%d", dblk,
size, err);
return err;
}
/**
* the DONE message
*/
void inf_done() {
dev_printf("\n\033[0m\033[80m\033[7m * %s * \033[0m\n", WORD_DONE);
}
