gen5200/ata/ata-instance.c

0001 /* SPDX-License-Identifier: BSD-2-Clause */
0002
0003 /*
0004  * Copyright (C) 2011, 2013 embedded brains GmbH & Co. KG
0005  *
0006  * Redistribution and use in source and binary forms, with or without
0007  * modification, are permitted provided that the following conditions
0008  * are met:
0009  * 1. Redistributions of source code must retain the above copyright
0010  *    notice, this list of conditions and the following disclaimer.
0011  * 2. Redistributions in binary form must reproduce the above copyright
0012  *    notice, this list of conditions and the following disclaimer in the
0013  *    documentation and/or other materials provided with the distribution.
0014  *
0015  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
0016  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0017  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0018  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
0019  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
0020  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
0021  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
0022  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
0023  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
0024  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
0025  * POSSIBILITY OF SUCH DAMAGE.
0026  */
0027
0028 #include <bsp/ata.h>
0029 #include <bsp/fatal.h>
0030
0031 #include <libchip/ata.h>
0032
0033 #include <rtems/bdbuf.h>
0034
0035 #include <bsp.h>
0036
0037 static ata_driver_dma_pio_single ata_driver_instance;
0038
0039 rtems_status_code rtems_ata_initialize(
0040   rtems_device_major_number major,
0041   rtems_device_minor_number minor_arg,
0042   void *arg
0043 )
0044 {
0045   rtems_status_code sc = rtems_bdbuf_init();
0046
0047   if (sc == RTEMS_SUCCESSFUL) {
0048     bestcomm_glue_init();
0049
0050     ata_driver_dma_pio_single_create(&ata_driver_instance, "/dev/hda", TASK_PCI_TX);
0051   } else {
0052     bsp_fatal(MPC5200_FATAL_ATA_DISK_IO_INIT);
0053   }
0054
0055   return sc;
0056 }