i82365_isapnp.c revision 1.8
1 /* $NetBSD: i82365_isapnp.c,v 1.8 2000/02/23 17:22:11 soren Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Bill Sommerfeld. All rights reserved. 5 * Copyright (c) 1997 Marc Horowitz. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Marc Horowitz. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 34 #include <sys/types.h> 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/device.h> 38 #include <sys/extent.h> 39 #include <sys/malloc.h> 40 41 #include <vm/vm.h> 42 43 #include <machine/bus.h> 44 #include <machine/intr.h> 45 46 #include <dev/isa/isareg.h> 47 #include <dev/isa/isavar.h> 48 49 #include <dev/isapnp/isapnpreg.h> 50 #include <dev/isapnp/isapnpvar.h> 51 #include <dev/isapnp/isapnpdevs.h> 52 53 #include <dev/pcmcia/pcmciareg.h> 54 #include <dev/pcmcia/pcmciavar.h> 55 #include <dev/pcmcia/pcmciachip.h> 56 57 #include <dev/ic/i82365reg.h> 58 #include <dev/ic/i82365var.h> 59 #include <dev/isa/i82365_isavar.h> 60 61 #undef DPRINTF 62 #ifdef PCICISADEBUG 63 int pcicisapnp_debug = 0 /* XXX */ ; 64 #define DPRINTF(arg) if (pcicisapnp_debug) printf arg; 65 #else 66 #define DPRINTF(arg) 67 #endif 68 69 int pcic_isapnp_match __P((struct device *, struct cfdata *, void *)); 70 void pcic_isapnp_attach __P((struct device *, struct device *, void *)); 71 72 struct cfattach pcic_isapnp_ca = { 73 sizeof(struct pcic_isa_softc), pcic_isapnp_match, pcic_isapnp_attach 74 }; 75 76 static struct pcmcia_chip_functions pcic_isa_functions = { 77 pcic_chip_mem_alloc, 78 pcic_chip_mem_free, 79 pcic_chip_mem_map, 80 pcic_chip_mem_unmap, 81 82 pcic_chip_io_alloc, 83 pcic_chip_io_free, 84 pcic_chip_io_map, 85 pcic_chip_io_unmap, 86 87 pcic_isa_chip_intr_establish, 88 pcic_isa_chip_intr_disestablish, 89 90 pcic_chip_socket_enable, 91 pcic_chip_socket_disable, 92 }; 93 94 int 95 pcic_isapnp_match(parent, match, aux) 96 struct device *parent; 97 struct cfdata *match; 98 void *aux; 99 { 100 int pri, variant; 101 102 pri = isapnp_devmatch(aux, &isapnp_pcic_devinfo, &variant); 103 if (pri && variant > 0) 104 pri = 0; 105 return (pri); 106 } 107 108 void 109 pcic_isapnp_attach(parent, self, aux) 110 struct device *parent, *self; 111 void *aux; 112 { 113 struct pcic_softc *sc = (void *) self; 114 struct pcic_isa_softc *isc = (void *) self; 115 struct isapnp_attach_args *ipa = aux; 116 isa_chipset_tag_t ic = ipa->ipa_ic; 117 bus_space_tag_t iot = ipa->ipa_iot; 118 bus_space_tag_t memt = ipa->ipa_memt; 119 bus_space_handle_t ioh; 120 bus_space_handle_t memh; 121 bus_addr_t maddr; 122 int msize; 123 int tmp1; 124 125 printf("\n"); 126 127 if (isapnp_config(iot, memt, ipa)) { 128 printf("%s: error in region allocation\n", sc->dev.dv_xname); 129 return; 130 } 131 132 printf("%s: %s %s", sc->dev.dv_xname, ipa->ipa_devident, 133 ipa->ipa_devclass); 134 135 /* sanity check that we get at least one hunk of IO space.. */ 136 if (ipa->ipa_nio < 1) { 137 printf("%s: failed to get one chunk of i/o space\n", 138 sc->dev.dv_xname); 139 return; 140 } 141 142 /* Find i/o space. */ 143 ioh = ipa->ipa_io[0].h; 144 145 /* sanity check to make sure we have a real PCIC there.. */ 146 bus_space_write_1(iot, ioh, PCIC_REG_INDEX, C0SA + PCIC_IDENT); 147 tmp1 = bus_space_read_1(iot, ioh, PCIC_REG_DATA); 148 printf("(ident 0x%x", tmp1); 149 if (pcic_ident_ok(tmp1)) { 150 printf(" OK)"); 151 } else { 152 printf(" Not OK)\n"); 153 return; 154 } 155 156 msize = 0x4000; 157 if (isa_mem_alloc (memt, msize, msize, 0, 0, 158 &maddr, &memh)) { 159 printf(": can't alloc mem space\n"); 160 return; 161 } 162 printf(": using iomem 0x%lx iosiz 0x%x", maddr, msize); 163 sc->membase = maddr; 164 sc->subregionmask = (1 << (msize / PCIC_MEM_PAGESIZE)) - 1; 165 166 isc->sc_ic = ic; 167 sc->pct = (pcmcia_chipset_tag_t) & pcic_isa_functions; 168 169 sc->iot = iot; 170 sc->ioh = ioh; 171 sc->memt = memt; 172 sc->memh = memh; 173 174 /* 175 * allocate an irq. it will be used by both controllers. I could 176 * use two different interrupts, but interrupts are relatively 177 * scarce, shareable, and for PCIC controllers, very infrequent. 178 */ 179 180 if (ipa->ipa_nirq > 0) 181 sc->irq = ipa->ipa_irq[0].num; 182 else 183 sc->irq = IRQUNK; 184 185 printf("\n"); 186 187 pcic_attach(sc); 188 pcic_isa_bus_width_probe(sc, iot, ioh, ipa->ipa_io[0].base, 189 ipa->ipa_io[0].length); 190 pcic_attach_sockets(sc); 191 config_interrupts(self, pcic_isa_config_interrupts); 192 } 193
Indexes created Fri Sep 26 08:10:20 GMT 2025