diff options
Diffstat (limited to 'lib/efi_driver/efi_uclass.c')
-rw-r--r-- | lib/efi_driver/efi_uclass.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/efi_driver/efi_uclass.c b/lib/efi_driver/efi_uclass.c index b01ce89..74dd003 100644 --- a/lib/efi_driver/efi_uclass.c +++ b/lib/efi_driver/efi_uclass.c @@ -71,6 +71,15 @@ static efi_status_t EFIAPI efi_uc_supported( EFI_ENTRY("%p, %p, %ls", this, controller_handle, efi_dp_str(remaining_device_path)); + /* + * U-Boot internal devices install protocols interfaces without calling + * ConnectController(). Hence we should not bind an extra driver. + */ + if (controller_handle->dev) { + ret = EFI_UNSUPPORTED; + goto out; + } + ret = EFI_CALL(systab.boottime->open_protocol( controller_handle, bp->ops->protocol, &interface, this->driver_binding_handle, |