src/drivers/ata/aoedev.c

   1 /*
   2  * Copyright (C) 2006 Michael Brown <mbrown@fensystems.co.uk>.
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License as
   6  * published by the Free Software Foundation; either version 2 of the
   7  * License, or any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17  */
  18
  19 #include <stddef.h>
  20 #include <gpxe/aoe.h>
  21
  22 /** @file
  23  *
  24  * AoE ATA device
  25  *
  26  */
  27
  28 /**
  29  * Issue ATA command via AoE device
  30  *
  31  * @v ata               ATA device
  32  * @v command           ATA command
  33  * @ret rc              Return status code
  34  */
  35 static int aoe_command ( struct ata_device *ata,
  36                          struct ata_command *command ) {
  37         struct aoe_device *aoedev
  38                 = container_of ( ata, struct aoe_device, ata );
  39
  40         aoe_issue ( &aoedev->aoe, command );
  41         return async_wait ( &aoedev->aoe.aop );
  42 }
  43
  44 /**
  45  * Initialise AoE device
  46  *
  47  * @v aoedev            AoE device
  48  */
  49 int init_aoedev ( struct aoe_device *aoedev ) {
  50         aoedev->ata.command = aoe_command;
  51         aoe_open ( &aoedev->aoe );
  52         return init_atadev ( &aoedev->ata );
  53 }