1 /*- 2 * Copyright (c) 1998 - 2003 S�ren 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 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include "opt_ata.h" 32 33 #include <sys/param.h> 34 #include <sys/systm.h> 35 #include <sys/ata.h> 36 #include <sys/kernel.h> 37 #include <sys/module.h> 38 #include <sys/bus.h> 39 #include <sys/malloc.h> 40 #include <machine/stdarg.h> 41 #include <machine/resource.h> 42 #include <machine/bus.h> 43 #include <sys/rman.h> 44 #include <isa/isavar.h> 45 #include <dev/ata/ata-all.h> 46 47 /* local vars */ 48 static struct isa_pnp_id ata_ids[] = { 49 {0x0006d041, "Generic ESDI/IDE/ATA controller"}, /* PNP0600 */ 50 {0x0106d041, "Plus Hardcard II"}, /* PNP0601 */ 51 {0x0206d041, "Plus Hardcard IIXL/EZ"}, /* PNP0602 */ 52 {0x0306d041, "Generic ATA"}, /* PNP0603 */ 53 /* PNP0680 */ 54 {0x8006d041, "Standard bus mastering IDE hard disk controller"}, 55 {0} 56 }; 57 58 static void 59 ata_isa_lock(struct ata_channel *ch, int type) 60 { 61 } 62 63 static void 64 ata_isa_setmode(struct ata_device *atadev, int mode) 65 { 66 atadev->mode = ata_limit_mode(atadev, mode, ATA_PIO_MAX); 67 } 68 69 static int 70 ata_isa_probe(device_t dev) 71 { 72 struct ata_channel *ch = device_get_softc(dev); 73 struct resource *io; 74 u_long tmp; 75 int rid; 76 77 /* check isapnp ids */ 78 if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO) 79 return ENXIO; 80 81 /* allocate the io port range */ 82 rid = ATA_IOADDR_RID; 83 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 84 ATA_IOSIZE, RF_ACTIVE); 85 if (!io) 86 return ENOMEM; 87 88 /* set the altport range */ 89 if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, &tmp, &tmp)) { 90 bus_set_resource(dev, SYS_RES_IOPORT, ATA_ALTADDR_RID, 91 rman_get_start(io) + ATA_ALTOFFSET, ATA_ALTIOSIZE); 92 } 93 94 bus_release_resource(dev, SYS_RES_IOPORT, rid, io); 95 ch->unit = 0; 96 ch->flags |= ATA_USE_16BIT; 97 ch->locking = ata_isa_lock; 98 ch->device[MASTER].setmode = ata_isa_setmode; 99 ch->device[SLAVE].setmode = ata_isa_setmode; 100 return ata_probe(dev); 101 } 102 103 static device_method_t ata_isa_methods[] = { 104 /* device interface */ 105 DEVMETHOD(device_probe, ata_isa_probe), 106 DEVMETHOD(device_attach, ata_attach), 107 DEVMETHOD(device_resume, ata_resume), 108 { 0, 0 } 109 }; 110 111 static driver_t ata_isa_driver = { 112 "ata", 113 ata_isa_methods, 114 sizeof(struct ata_channel), 115 }; 116 117 DRIVER_MODULE(ata, isa, ata_isa_driver, ata_devclass, 0, 0); 118