wb_acpi.c revision 1.1.2.2
1 1.1.2.2 sborrill /* $NetBSD: wb_acpi.c,v 1.1.2.2 2009/10/08 09:47:09 sborrill Exp $ */ 2 1.1.2.2 sborrill 3 1.1.2.2 sborrill /* 4 1.1.2.2 sborrill * Copyright (c) 2009 Jared D. McNeill <jmcneill (at) invisible.ca> 5 1.1.2.2 sborrill * All rights reserved. 6 1.1.2.2 sborrill * 7 1.1.2.2 sborrill * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 sborrill * modification, are permitted provided that the following conditions 9 1.1.2.2 sborrill * are met: 10 1.1.2.2 sborrill * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 sborrill * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 sborrill * 2. The name of the author may not be used to endorse or promote products 13 1.1.2.2 sborrill * derived from this software without specific prior written permission. 14 1.1.2.2 sborrill * 15 1.1.2.2 sborrill * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 1.1.2.2 sborrill * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 1.1.2.2 sborrill * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 1.1.2.2 sborrill * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 1.1.2.2 sborrill * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 20 1.1.2.2 sborrill * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 1.1.2.2 sborrill * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 22 1.1.2.2 sborrill * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 1.1.2.2 sborrill * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 1.1.2.2 sborrill * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 1.1.2.2 sborrill * SUCH DAMAGE. 26 1.1.2.2 sborrill */ 27 1.1.2.2 sborrill 28 1.1.2.2 sborrill #include <sys/cdefs.h> 29 1.1.2.2 sborrill __KERNEL_RCSID(0, "$NetBSD: wb_acpi.c,v 1.1.2.2 2009/10/08 09:47:09 sborrill Exp $"); 30 1.1.2.2 sborrill 31 1.1.2.2 sborrill #include <sys/param.h> 32 1.1.2.2 sborrill #include <sys/systm.h> 33 1.1.2.2 sborrill #include <sys/errno.h> 34 1.1.2.2 sborrill #include <sys/ioctl.h> 35 1.1.2.2 sborrill #include <sys/syslog.h> 36 1.1.2.2 sborrill #include <sys/device.h> 37 1.1.2.2 sborrill #include <sys/proc.h> 38 1.1.2.2 sborrill 39 1.1.2.2 sborrill #include <sys/bus.h> 40 1.1.2.2 sborrill 41 1.1.2.2 sborrill #include <dev/isa/isavar.h> 42 1.1.2.2 sborrill #include <dev/isa/isadmavar.h> 43 1.1.2.2 sborrill 44 1.1.2.2 sborrill #include <dev/acpi/acpica.h> 45 1.1.2.2 sborrill #include <dev/acpi/acpireg.h> 46 1.1.2.2 sborrill #include <dev/acpi/acpivar.h> 47 1.1.2.2 sborrill 48 1.1.2.2 sborrill #include <dev/sdmmc/sdmmcvar.h> 49 1.1.2.2 sborrill #include <dev/ic/w83l518dvar.h> 50 1.1.2.2 sborrill #include <dev/ic/w83l518dreg.h> 51 1.1.2.2 sborrill 52 1.1.2.2 sborrill static int wb_acpi_match(device_t, cfdata_t, void *); 53 1.1.2.2 sborrill static void wb_acpi_attach(device_t, device_t, void *); 54 1.1.2.2 sborrill static int wb_acpi_detach(device_t, int); 55 1.1.2.2 sborrill 56 1.1.2.2 sborrill struct wb_acpi_softc { 57 1.1.2.2 sborrill struct wb_softc sc_wb; 58 1.1.2.2 sborrill isa_chipset_tag_t sc_ic; 59 1.1.2.2 sborrill void *sc_ih; 60 1.1.2.2 sborrill int sc_ioh_length; 61 1.1.2.2 sborrill }; 62 1.1.2.2 sborrill 63 1.1.2.2 sborrill CFATTACH_DECL_NEW(wb_acpi, sizeof(struct wb_acpi_softc), 64 1.1.2.2 sborrill wb_acpi_match, 65 1.1.2.2 sborrill wb_acpi_attach, 66 1.1.2.2 sborrill wb_acpi_detach, 67 1.1.2.2 sborrill NULL 68 1.1.2.2 sborrill ); 69 1.1.2.2 sborrill 70 1.1.2.2 sborrill static const char * const wb_acpi_ids[] = { 71 1.1.2.2 sborrill #if notyet 72 1.1.2.2 sborrill "WEC0515", /* Memory Stick interface */ 73 1.1.2.2 sborrill #endif 74 1.1.2.2 sborrill "WEC0517", /* SD Memory Card interface */ 75 1.1.2.2 sborrill NULL 76 1.1.2.2 sborrill }; 77 1.1.2.2 sborrill 78 1.1.2.2 sborrill static int 79 1.1.2.2 sborrill wb_acpi_match(device_t parent, cfdata_t match, void *opaque) 80 1.1.2.2 sborrill { 81 1.1.2.2 sborrill struct acpi_attach_args *aa = opaque; 82 1.1.2.2 sborrill 83 1.1.2.2 sborrill if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE) 84 1.1.2.2 sborrill return 0; 85 1.1.2.2 sborrill 86 1.1.2.2 sborrill return acpi_match_hid(aa->aa_node->ad_devinfo, wb_acpi_ids); 87 1.1.2.2 sborrill } 88 1.1.2.2 sborrill 89 1.1.2.2 sborrill static void 90 1.1.2.2 sborrill wb_acpi_attach(device_t parent, device_t self, void *opaque) 91 1.1.2.2 sborrill { 92 1.1.2.2 sborrill struct wb_acpi_softc *sc = device_private(self); 93 1.1.2.2 sborrill struct acpi_attach_args *aa = opaque; 94 1.1.2.2 sborrill struct acpi_resources res; 95 1.1.2.2 sborrill struct acpi_io *io; 96 1.1.2.2 sborrill struct acpi_irq *irq; 97 1.1.2.2 sborrill bus_space_handle_t ioh; 98 1.1.2.2 sborrill ACPI_STATUS rv; 99 1.1.2.2 sborrill 100 1.1.2.2 sborrill sc->sc_ic = aa->aa_ic; 101 1.1.2.2 sborrill 102 1.1.2.2 sborrill rv = acpi_resource_parse(self, aa->aa_node->ad_handle, "_CRS", 103 1.1.2.2 sborrill &res, &acpi_resource_parse_ops_default); 104 1.1.2.2 sborrill if (ACPI_FAILURE(rv)) 105 1.1.2.2 sborrill return; 106 1.1.2.2 sborrill 107 1.1.2.2 sborrill io = acpi_res_io(&res, 0); 108 1.1.2.2 sborrill irq = acpi_res_irq(&res, 0); 109 1.1.2.2 sborrill if (io == NULL || irq == NULL) { 110 1.1.2.2 sborrill aprint_error_dev(self, "incomplete resources\n"); 111 1.1.2.2 sborrill goto cleanup; 112 1.1.2.2 sborrill } 113 1.1.2.2 sborrill 114 1.1.2.2 sborrill if (bus_space_map(aa->aa_iot, io->ar_base, io->ar_length, 0, &ioh)) { 115 1.1.2.2 sborrill aprint_error_dev(self, "couldn't map registers\n"); 116 1.1.2.2 sborrill goto cleanup; 117 1.1.2.2 sborrill } 118 1.1.2.2 sborrill sc->sc_ioh_length = io->ar_length; 119 1.1.2.2 sborrill 120 1.1.2.2 sborrill sc->sc_ih = isa_intr_establish(sc->sc_ic, irq->ar_irq, 121 1.1.2.2 sborrill (irq->ar_type == ACPI_EDGE_SENSITIVE) ? IST_EDGE : IST_LEVEL, 122 1.1.2.2 sborrill IPL_SDMMC, wb_intr, &sc->sc_wb); 123 1.1.2.2 sborrill if (sc->sc_ih == NULL) { 124 1.1.2.2 sborrill aprint_error_dev(self, 125 1.1.2.2 sborrill "couldn't establish interrupt handler\n"); 126 1.1.2.2 sborrill goto cleanup; 127 1.1.2.2 sborrill } 128 1.1.2.2 sborrill 129 1.1.2.2 sborrill sc->sc_wb.wb_dev = self; 130 1.1.2.2 sborrill sc->sc_wb.wb_type = WB_DEVNO_SD; 131 1.1.2.2 sborrill sc->sc_wb.wb_iot = aa->aa_iot; 132 1.1.2.2 sborrill sc->sc_wb.wb_ioh = ioh; 133 1.1.2.2 sborrill sc->sc_wb.wb_irq = irq->ar_irq; 134 1.1.2.2 sborrill sc->sc_wb.wb_base = io->ar_base; 135 1.1.2.2 sborrill wb_attach(&sc->sc_wb); 136 1.1.2.2 sborrill 137 1.1.2.2 sborrill cleanup: 138 1.1.2.2 sborrill acpi_resource_cleanup(&res); 139 1.1.2.2 sborrill } 140 1.1.2.2 sborrill 141 1.1.2.2 sborrill static int 142 1.1.2.2 sborrill wb_acpi_detach(device_t self, int flags) 143 1.1.2.2 sborrill { 144 1.1.2.2 sborrill struct wb_acpi_softc *sc = device_private(self); 145 1.1.2.2 sborrill int rv; 146 1.1.2.2 sborrill 147 1.1.2.2 sborrill rv = wb_detach(&sc->sc_wb, flags); 148 1.1.2.2 sborrill if (rv) 149 1.1.2.2 sborrill return rv; 150 1.1.2.2 sborrill 151 1.1.2.2 sborrill if (sc->sc_ih) 152 1.1.2.2 sborrill isa_intr_disestablish(sc->sc_ic, sc->sc_ih); 153 1.1.2.2 sborrill 154 1.1.2.2 sborrill if (sc->sc_ioh_length > 0) 155 1.1.2.2 sborrill bus_space_unmap(sc->sc_wb.wb_iot, sc->sc_wb.wb_ioh, 156 1.1.2.2 sborrill sc->sc_ioh_length); 157 1.1.2.2 sborrill 158 1.1.2.2 sborrill return 0; 159 1.1.2.2 sborrill } 160
Indexes created Tue Nov 04 01:10:04 GMT 2025