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_jmicron_chipinit(device_t dev); 55200171Smavstatic int ata_jmicron_ch_attach(device_t dev); 56200171Smavstatic int ata_jmicron_setmode(device_t dev, int target, int mode); 57183724Ssos 58183724Ssos/* 59183724Ssos * JMicron chipset support functions 60183724Ssos */ 61183724Ssosstatic int 62183724Ssosata_jmicron_probe(device_t dev) 63183724Ssos{ 64183724Ssos struct ata_pci_controller *ctlr = device_get_softc(dev); 65233282Smarius const struct ata_chip_id *idx; 66242625Sdim static const struct ata_chip_id ids[] = 67183724Ssos {{ ATA_JMB360, 0, 1, 0, ATA_SA300, "JMB360" }, 68199322Smav { ATA_JMB361, 0, 1, 1, ATA_UDMA6, "JMB361" }, 69239907Smav { ATA_JMB362, 0, 2, 0, ATA_SA300, "JMB362" }, 70199322Smav { ATA_JMB363, 0, 2, 1, ATA_UDMA6, "JMB363" }, 71199322Smav { ATA_JMB365, 0, 1, 2, ATA_UDMA6, "JMB365" }, 72199322Smav { ATA_JMB366, 0, 2, 2, ATA_UDMA6, "JMB366" }, 73183724Ssos { ATA_JMB368, 0, 0, 1, ATA_UDMA6, "JMB368" }, 74273725Smav { ATA_JMB368_2, 0, 0, 1, ATA_UDMA6, "JMB368" }, 75183724Ssos { 0, 0, 0, 0, 0, 0}}; 76183724Ssos char buffer[64]; 77183724Ssos 78183724Ssos if (pci_get_vendor(dev) != ATA_JMICRON_ID) 79183724Ssos return ENXIO; 80183724Ssos 81183724Ssos if (!(idx = ata_match_chip(dev, ids))) 82183724Ssos return ENXIO; 83183724Ssos 84200171Smav sprintf(buffer, "JMicron %s %s controller", 85200171Smav idx->text, ata_mode2str(idx->max_dma)); 86183724Ssos device_set_desc_copy(dev, buffer); 87183724Ssos ctlr->chip = idx; 88183724Ssos ctlr->chipinit = ata_jmicron_chipinit; 89281140Smav return (BUS_PROBE_LOW_PRIORITY); 90183724Ssos} 91183724Ssos 92183724Ssosstatic int 93183724Ssosata_jmicron_chipinit(device_t dev) 94183724Ssos{ 95183724Ssos struct ata_pci_controller *ctlr = device_get_softc(dev); 96199322Smav device_t child; 97183724Ssos 98183724Ssos if (ata_setup_interrupt(dev, ata_generic_intr)) 99183724Ssos return ENXIO; 100183724Ssos 101183724Ssos /* do we have multiple PCI functions ? */ 102183724Ssos if (pci_read_config(dev, 0xdf, 1) & 0x40) { 103287016Smav /* If this was not claimed by AHCI, then we are on the PATA part */ 104200171Smav ctlr->ch_attach = ata_jmicron_ch_attach; 105188769Smav ctlr->ch_detach = ata_pci_ch_detach; 106183724Ssos ctlr->reset = ata_generic_reset; 107183724Ssos ctlr->setmode = ata_jmicron_setmode; 108183724Ssos ctlr->channels = ctlr->chip->cfg2; 109183724Ssos } 110183724Ssos else { 111183724Ssos /* set controller configuration to a combined setup we support */ 112183724Ssos pci_write_config(dev, 0x40, 0x80c0a131, 4); 113183724Ssos pci_write_config(dev, 0x80, 0x01200000, 4); 114199322Smav /* Create AHCI subdevice if AHCI part present. */ 115199322Smav if (ctlr->chip->cfg1) { 116199322Smav child = device_add_child(dev, NULL, -1); 117199322Smav if (child != NULL) { 118199322Smav device_set_ivars(child, (void *)(intptr_t)-1); 119199322Smav bus_generic_attach(dev); 120199322Smav } 121199322Smav } 122200171Smav ctlr->ch_attach = ata_jmicron_ch_attach; 123199322Smav ctlr->ch_detach = ata_pci_ch_detach; 124199322Smav ctlr->reset = ata_generic_reset; 125183724Ssos ctlr->setmode = ata_jmicron_setmode; 126199322Smav ctlr->channels = ctlr->chip->cfg2; 127183724Ssos } 128183724Ssos return 0; 129183724Ssos} 130183724Ssos 131200171Smavstatic int 132200171Smavata_jmicron_ch_attach(device_t dev) 133183724Ssos{ 134200171Smav struct ata_channel *ch = device_get_softc(dev); 135200171Smav int error; 136200171Smav 137200171Smav error = ata_pci_ch_attach(dev); 138200171Smav ch->flags |= ATA_CHECKS_CABLE; 139200171Smav return (error); 140200171Smav} 141183724Ssos 142200171Smavstatic int 143200171Smavata_jmicron_setmode(device_t dev, int target, int mode) 144200171Smav{ 145200171Smav struct ata_pci_controller *ctlr = device_get_softc(device_get_parent(dev)); 146200171Smav 147200171Smav mode = min(mode, ctlr->chip->max_dma); 148183724Ssos /* check for 80pin cable present */ 149209872Smav if (ata_dma_check_80pin && mode > ATA_UDMA2 && 150209872Smav pci_read_config(dev, 0x40, 1) & 0x08) { 151200171Smav ata_print_cable(dev, "controller"); 152200171Smav mode = ATA_UDMA2; 153200171Smav } 154200171Smav /* Nothing to do to setup mode, the controller snoop SET_FEATURE cmd. */ 155200171Smav return (mode); 156183724Ssos} 157183724Ssos 158183724SsosATA_DECLARE_DRIVER(ata_jmicron); 159