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 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 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 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 }