1 /*- 2 * Copyright (c) 1998 - 2006 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 * $FreeBSD: src/sys/dev/ata/ata-isa.c,v 1.30 2006/01/05 21:27:19 sos Exp $ 27 */ 28 29 #include "opt_ata.h" 30 31 #include <sys/param.h> 32 #include <sys/bus.h> 33 #include <sys/module.h> 34 #include <sys/nata.h> 35 #include <sys/rman.h> 36 37 #include <bus/isa/isavar.h> 38 39 #include "ata-all.h" 40 #include "ata_if.h" 41 42 /* local vars */ 43 static struct isa_pnp_id ata_ids[] = { 44 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */ 45 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */ 46 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */ 47 {0x0306d041, "Generic ATA"}, /* PNP0603 */ 48 /* PNP0680 */ 49 {0x8006d041, "Standard bus mastering IDE hard disk controller"}, 50 {0} 51 }; 52 53 static int 54 ata_isa_probe(device_t dev) 55 { 56 struct ata_channel *ch = device_get_softc(dev); 57 struct resource *io = NULL, *ctlio = NULL; 58 u_long tmp; 59 int i, rid; 60 61 /* check isapnp ids */ 62 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 63 return ENXIO; 64 65 /* allocate the io port range */ 66 rid = ATA_IOADDR_RID; 67 if (!(io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 68 ATA_IOSIZE, RF_ACTIVE))) 69 return ENXIO; 70 71 /* set the altport range */ 72 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, &tmp, &tmp)) { 73 bus_set_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, 74 rman_get_start(io) + ATA_CTLOFFSET, ATA_CTLIOSIZE, -1); 75 } 76 77 /* allocate the altport range */ 78 rid = ATA_CTLADDR_RID; 79 if (!(ctlio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 80 ATA_CTLIOSIZE, RF_ACTIVE))) { 81 bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io); 82 return ENXIO; 83 } 84 85 /* setup the resource vectors */ 86 for (i = ATA_DATA; i <= ATA_COMMAND; i++) { 87 ch->r_io[i].res = io; 88 ch->r_io[i].offset = i; 89 } 90 ch->r_io[ATA_CONTROL].res = ctlio; 91 ch->r_io[ATA_CONTROL].offset = 0; 92 ch->r_io[ATA_IDX_ADDR].res = io; 93 ata_default_registers(dev); 94 95 /* initialize softc for this channel */ 96 ch->unit = 0; 97 ch->flags |= ATA_USE_16BIT; 98 ata_generic_hw(dev); 99 return ata_probe(dev); 100 } 101 102 static device_method_t ata_isa_methods[] = { 103 /* device interface */ 104 DEVMETHOD(device_probe, ata_isa_probe), 105 DEVMETHOD(device_attach, ata_attach), 106 DEVMETHOD(device_suspend, ata_suspend), 107 DEVMETHOD(device_resume, ata_resume), 108 109 DEVMETHOD_END 110 }; 111 112 static driver_t ata_isa_driver = { 113 "ata", 114 ata_isa_methods, 115 sizeof(struct ata_channel), 116 }; 117 118 DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, NULL, NULL); 119 MODULE_DEPEND(ata, ata, 1, 1, 1); 120