1 /*-
2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27 /* local prototypes */
28 static int ata_cenatek_chipinit(device_t dev);
29 static void ata_cenatek_setmode(device_t dev, int mode);
30
31 /*
32 * Cenatek chipset support functions
33 */
34 int
ata_cenatek_ident(device_t dev)35 ata_cenatek_ident(device_t dev)
36 {
37 struct ata_pci_controller *ctlr = device_get_softc(dev);
38
39 if (pci_get_devid(dev) != ATA_CENATEK_ROCKET)
40 return ENXIO;
41
42 ctlr->chipinit = ata_cenatek_chipinit;
43 device_set_desc(dev, "Cenatek Rocket Drive controller");
44 return 0;
45 }
46
47 static int
ata_cenatek_chipinit(device_t dev)48 ata_cenatek_chipinit(device_t dev)
49 {
50 struct ata_pci_controller *ctlr = device_get_softc(dev);
51
52 if (ata_setup_interrupt(dev, ata_generic_intr))
53 return ENXIO;
54
55 ctlr->setmode = ata_cenatek_setmode;
56 return 0;
57 }
58
59 static void
ata_cenatek_setmode(device_t dev,int mode)60 ata_cenatek_setmode(device_t dev, int mode)
61 {
62 struct ata_device *atadev = device_get_softc(dev);
63
64 mode = ata_limit_mode(dev, mode, ATA_UDMA2);
65 mode = ata_check_80pin(dev, mode);
66 if (!ata_controlcmd(dev, ATA_SETFEATURES, ATA_SF_SETXFER, 0, mode))
67 atadev->mode = mode;
68 }
69