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- /*
- * Copyright (C) 2010 Michael Brown <mbrown@fensystems.co.uk>.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- * You can also choose to distribute this program under the terms of
- * the Unmodified Binary Distribution Licence (as given in the file
- * COPYING.UBDL), provided that you have satisfied its requirements.
- */
-
- FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
-
- #include <errno.h>
- #include <ipxe/interface.h>
- #include <ipxe/edd.h>
-
- /** @file
- *
- * Enhanced Disk Drive specification
- *
- */
-
- /**
- * Describe a disk device using EDD
- *
- * @v intf Interface
- * @v type EDD interface type
- * @v path EDD device path
- * @ret rc Return status code
- */
- int edd_describe ( struct interface *intf, struct edd_interface_type *type,
- union edd_device_path *path ) {
- struct interface *dest;
- edd_describe_TYPE ( void * ) *op =
- intf_get_dest_op ( intf, edd_describe, &dest );
- void *object = intf_object ( dest );
- int rc;
-
- if ( op ) {
- rc = op ( object, type, path );
- } else {
- /* Default is to not support this operation */
- rc = -ENOTSUP;
- }
-
- intf_put ( dest );
- return rc;
- }
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