unsigned long blk_dwrite(struct blk_desc *block_dev, lbaint_t start,
lbaint_t blkcnt, const void *buffer)
{
struct udevice *dev = block_dev->bdev;
const struct blk_ops *ops = blk_get_ops(dev);
if (!ops->write)
return -ENOSYS;
blkcache_invalidate(block_dev->if_type, block_dev->devnum);
return ops->write(dev, start, blkcnt, buffer);
}
void part_init(struct blk_desc *dev_desc)
{
struct part_driver *drv =
ll_entry_start(struct part_driver, part_driver);
const int n_ents = ll_entry_count(struct part_driver, part_driver);
struct part_driver *entry;
blkcache_invalidate(dev_desc->if_type, dev_desc->devnum);
dev_desc->part_type = PART_TYPE_UNKNOWN;
for (entry = drv; entry != drv + n_ents; entry++) {
int ret;
ret = entry->test(dev_desc);
debug("%s: try '%s': ret=%d\n", __func__, entry->name, ret);
if (!ret) {
dev_desc->part_type = entry->part_type;
break;
}
}
}
