int mmc_get_next_devnum(void)
{
int ret;
ret = blk_find_max_devnum(IF_TYPE_MMC);
if (ret < 0)
return ret;
return ret;
}
/*
* Create a block device for a handle
*
* @handle handle
* @interface block io protocol
* @return 0 = success
*/
static int efi_bl_bind(efi_handle_t handle, void *interface)
{
struct udevice *bdev, *parent = dm_root();
int ret, devnum;
char *name;
struct efi_object *obj = efi_search_obj(handle);
struct efi_block_io *io = interface;
int disks;
struct efi_blk_priv *priv;
EFI_PRINT("%s: handle %p, interface %p\n", __func__, handle, io);
if (!obj)
return -ENOENT;
devnum = blk_find_max_devnum(IF_TYPE_EFI);
if (devnum == -ENODEV)
devnum = 0;
else if (devnum < 0)
return devnum;
name = calloc(1, 18); /* strlen("efiblk#2147483648") + 1 */
if (!name)
return -ENOMEM;
sprintf(name, "efiblk#%d", devnum);
/* Create driver model udevice for the EFI block io device */
ret = blk_create_device(parent, "efi_blk", name, IF_TYPE_EFI, devnum,
io->media->block_size,
(lbaint_t)io->media->last_block, &bdev);
if (ret)
return ret;
if (!bdev)
return -ENOENT;
/* Allocate priv */
ret = device_probe(bdev);
if (ret)
return ret;
EFI_PRINT("%s: block device '%s' created\n", __func__, bdev->name);
priv = bdev->priv;
priv->handle = handle;
priv->io = interface;
ret = blk_prepare_device(bdev);
/* Create handles for the partions of the block device */
disks = efi_bl_bind_partitions(handle, bdev);
EFI_PRINT("Found %d partitions\n", disks);
return 0;
}
int mmc_get_next_devnum(void)
{
return blk_find_max_devnum(IF_TYPE_MMC);
}
int get_mmc_num(void)
{
return max((blk_find_max_devnum(IF_TYPE_MMC) + 1), 0);
}
