1183724Ssos/*- 2230132Suqs * Copyright (c) 1998 - 2008 S��ren Schmidt <sos@FreeBSD.org> 3183724Ssos * All rights reserved. 4183724Ssos * 5183724Ssos * Redistribution and use in source and binary forms, with or without 6183724Ssos * modification, are permitted provided that the following conditions 7183724Ssos * are met: 8183724Ssos * 1. Redistributions of source code must retain the above copyright 9183724Ssos * notice, this list of conditions and the following disclaimer, 10183724Ssos * without modification, immediately at the beginning of the file. 11183724Ssos * 2. Redistributions in binary form must reproduce the above copyright 12183724Ssos * notice, this list of conditions and the following disclaimer in the 13183724Ssos * documentation and/or other materials provided with the distribution. 14183724Ssos * 15183724Ssos * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16183724Ssos * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17183724Ssos * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18183724Ssos * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19183724Ssos * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20183724Ssos * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21183724Ssos * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22183724Ssos * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23183724Ssos * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24183724Ssos * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25183724Ssos */ 26183724Ssos 27183724Ssos#include <sys/cdefs.h> 28183724Ssos__FBSDID("$FreeBSD$"); 29183724Ssos 30183724Ssos#include <sys/param.h> 31183724Ssos#include <sys/module.h> 32183724Ssos#include <sys/systm.h> 33183724Ssos#include <sys/kernel.h> 34183724Ssos#include <sys/ata.h> 35183724Ssos#include <sys/bus.h> 36183724Ssos#include <sys/endian.h> 37183724Ssos#include <sys/malloc.h> 38183724Ssos#include <sys/lock.h> 39183724Ssos#include <sys/mutex.h> 40183724Ssos#include <sys/sema.h> 41183724Ssos#include <sys/taskqueue.h> 42183724Ssos#include <vm/uma.h> 43183724Ssos#include <machine/stdarg.h> 44183724Ssos#include <machine/resource.h> 45183724Ssos#include <machine/bus.h> 46183724Ssos#include <sys/rman.h> 47183724Ssos#include <dev/pci/pcivar.h> 48183724Ssos#include <dev/pci/pcireg.h> 49183724Ssos#include <dev/ata/ata-all.h> 50183724Ssos#include <dev/ata/ata-pci.h> 51183724Ssos#include <ata_if.h> 52183724Ssos 53183724Ssos/* local prototypes */ 54183724Ssosstatic int ata_cyrix_chipinit(device_t dev); 55200171Smavstatic int ata_cyrix_ch_attach(device_t dev); 56200171Smavstatic int ata_cyrix_setmode(device_t dev, int target, int mode); 57183724Ssos 58183724Ssos/* 59183724Ssos * Cyrix chipset support functions 60183724Ssos */ 61183724Ssosstatic int 62183724Ssosata_cyrix_probe(device_t dev) 63183724Ssos{ 64183724Ssos struct ata_pci_controller *ctlr = device_get_softc(dev); 65183724Ssos 66183724Ssos if (pci_get_devid(dev) == ATA_CYRIX_5530) { 67183724Ssos device_set_desc(dev, "Cyrix 5530 ATA33 controller"); 68183724Ssos ctlr->chipinit = ata_cyrix_chipinit; 69281140Smav return (BUS_PROBE_LOW_PRIORITY); 70183724Ssos } 71183724Ssos return ENXIO; 72183724Ssos} 73183724Ssos 74183724Ssosstatic int 75183724Ssosata_cyrix_chipinit(device_t dev) 76183724Ssos{ 77183724Ssos struct ata_pci_controller *ctlr = device_get_softc(dev); 78183724Ssos 79183724Ssos if (ata_setup_interrupt(dev, ata_generic_intr)) 80183724Ssos return ENXIO; 81200171Smav ctlr->ch_attach = ata_cyrix_ch_attach; 82183724Ssos ctlr->setmode = ata_cyrix_setmode; 83183724Ssos return 0; 84183724Ssos} 85183724Ssos 86200171Smavstatic int 87200171Smavata_cyrix_ch_attach(device_t dev) 88183724Ssos{ 89200171Smav struct ata_channel *ch = device_get_softc(dev); 90200171Smav 91200171Smav ch->dma.alignment = 16; 92200171Smav ch->dma.max_iosize = 64 * DEV_BSIZE; 93216013Smarius return (ata_pci_ch_attach(dev)); 94200171Smav} 95183724Ssos 96200171Smavstatic int 97200171Smavata_cyrix_setmode(device_t dev, int target, int mode) 98200171Smav{ 99200171Smav struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); 100200171Smav struct ata_channel *ch = device_get_softc(dev); 101200171Smav int devno = (ch->unit << 1) + target; 102200171Smav int piomode; 103233282Smarius static const uint32_t piotiming[] = 104200171Smav { 0x00009172, 0x00012171, 0x00020080, 0x00032010, 0x00040010 }; 105233282Smarius static const uint32_t dmatiming[] = 106233282Smarius { 0x00077771, 0x00012121, 0x00002020 }; 107233282Smarius static const uint32_t udmatiming[] = 108233282Smarius { 0x00921250, 0x00911140, 0x00911030 }; 109183724Ssos 110200171Smav mode = min(mode, ATA_UDMA2); 111183724Ssos /* dont try to set the mode if we dont have the resource */ 112183724Ssos if (ctlr->r_res1) { 113200171Smav if (mode >= ATA_UDMA0) { 114200171Smav /* Set UDMA timings, and PIO4. */ 115200171Smav ATA_OUTL(ch->r_io[ATA_BMCMD_PORT].res, 116200171Smav 0x24 + (devno << 3), udmatiming[mode & ATA_MODE_MASK]); 117200171Smav piomode = ATA_PIO4; 118200171Smav } else if (mode >= ATA_WDMA0) { 119200171Smav /* Set WDMA timings, and respective PIO mode. */ 120200171Smav ATA_OUTL(ch->r_io[ATA_BMCMD_PORT].res, 121200171Smav 0x24 + (devno << 3), dmatiming[mode & ATA_MODE_MASK]); 122200171Smav piomode = (mode == ATA_WDMA0) ? ATA_PIO0 : 123200171Smav (mode == ATA_WDMA1) ? ATA_PIO3 : ATA_PIO4; 124200171Smav } else 125200171Smav piomode = mode; 126200171Smav /* Set PIO mode calculated above. */ 127183724Ssos ATA_OUTL(ch->r_io[ATA_BMCMD_PORT].res, 128200171Smav 0x20 + (devno << 3), piotiming[ata_mode2idx(piomode)]); 129183724Ssos } 130200171Smav return (mode); 131183724Ssos} 132183724Ssos 133183724SsosATA_DECLARE_DRIVER(ata_cyrix); 134