gecko.c revision 1.1.10.2
1 1.1.10.2 tls /* $OpenBSD: gecko.c,v 1.1 2008/04/27 14:39:51 kettenis Exp $ */ 2 1.1.10.2 tls 3 1.1.10.2 tls /* 4 1.1.10.2 tls * Copyright (c) 2007 Mark Kettenis 5 1.1.10.2 tls * 6 1.1.10.2 tls * Permission to use, copy, modify, and distribute this software for any 7 1.1.10.2 tls * purpose with or without fee is hereby granted, provided that the above 8 1.1.10.2 tls * copyright notice and this permission notice appear in all copies. 9 1.1.10.2 tls * 10 1.1.10.2 tls * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 1.1.10.2 tls * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 1.1.10.2 tls * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 1.1.10.2 tls * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 1.1.10.2 tls * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15 1.1.10.2 tls * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16 1.1.10.2 tls * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 1.1.10.2 tls */ 18 1.1.10.2 tls 19 1.1.10.2 tls #include <sys/param.h> 20 1.1.10.2 tls #include <sys/device.h> 21 1.1.10.2 tls #include <sys/kernel.h> 22 1.1.10.2 tls #include <sys/systm.h> 23 1.1.10.2 tls 24 1.1.10.2 tls #include <machine/autoconf.h> 25 1.1.10.2 tls #include <sys/bus.h> 26 1.1.10.2 tls #include <machine/cpu.h> 27 1.1.10.2 tls #include <machine/iomod.h> 28 1.1.10.2 tls #include <machine/pdc.h> 29 1.1.10.2 tls 30 1.1.10.2 tls #include <hppa/dev/cpudevs.h> 31 1.1.10.2 tls 32 1.1.10.2 tls struct gecko_softc { 33 1.1.10.2 tls device_t sc_dv; 34 1.1.10.2 tls 35 1.1.10.2 tls bus_space_tag_t sc_iot; 36 1.1.10.2 tls bus_space_handle_t sc_ioh; 37 1.1.10.2 tls }; 38 1.1.10.2 tls 39 1.1.10.2 tls int gecko_match(device_t, cfdata_t, void *); 40 1.1.10.2 tls void gecko_attach(device_t, device_t, void *); 41 1.1.10.2 tls static device_t gecko_callback(device_t, struct confargs *); 42 1.1.10.2 tls 43 1.1.10.2 tls CFATTACH_DECL_NEW(gecko, sizeof(struct gecko_softc), gecko_match, 44 1.1.10.2 tls gecko_attach, NULL, NULL); 45 1.1.10.2 tls 46 1.1.10.2 tls int 47 1.1.10.2 tls gecko_match(device_t parent, cfdata_t match, void *aux) 48 1.1.10.2 tls { 49 1.1.10.2 tls struct confargs *ca = aux; 50 1.1.10.2 tls 51 1.1.10.2 tls if (ca->ca_type.iodc_type != HPPA_TYPE_BCPORT || 52 1.1.10.2 tls ca->ca_type.iodc_sv_model != HPPA_BCPORT_PORT) 53 1.1.10.2 tls return (0); 54 1.1.10.2 tls 55 1.1.10.2 tls if (ca->ca_type.iodc_model == 0x50 && 56 1.1.10.2 tls ca->ca_type.iodc_revision == 0x00) 57 1.1.10.2 tls return (1); 58 1.1.10.2 tls 59 1.1.10.2 tls return (0); 60 1.1.10.2 tls } 61 1.1.10.2 tls 62 1.1.10.2 tls void 63 1.1.10.2 tls gecko_attach(device_t parent, device_t self, void *aux) 64 1.1.10.2 tls { 65 1.1.10.2 tls struct gecko_softc *sc = device_private(self); 66 1.1.10.2 tls struct confargs *ca = aux, nca; 67 1.1.10.2 tls volatile struct iomod *regs; 68 1.1.10.2 tls 69 1.1.10.2 tls sc->sc_dv = self; 70 1.1.10.2 tls sc->sc_iot = ca->ca_iot; 71 1.1.10.2 tls if (bus_space_map(sc->sc_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, 72 1.1.10.2 tls &sc->sc_ioh)) { 73 1.1.10.2 tls aprint_error(": can't map IO space\n"); 74 1.1.10.2 tls return; 75 1.1.10.2 tls } 76 1.1.10.2 tls regs = bus_space_vaddr(ca->ca_iot, sc->sc_ioh); 77 1.1.10.2 tls 78 1.1.10.2 tls aprint_verbose(": %x-%x", regs->io_io_low, regs->io_io_high); 79 1.1.10.2 tls 80 1.1.10.2 tls aprint_normal("\n"); 81 1.1.10.2 tls 82 1.1.10.2 tls nca = *ca; 83 1.1.10.2 tls nca.ca_hpabase = regs->io_io_low; 84 1.1.10.2 tls nca.ca_nmodules = MAXMODBUS; 85 1.1.10.2 tls 86 1.1.10.2 tls pdc_scanbus(self, &nca, gecko_callback); 87 1.1.10.2 tls } 88 1.1.10.2 tls 89 1.1.10.2 tls static device_t 90 1.1.10.2 tls gecko_callback(device_t self, struct confargs *ca) 91 1.1.10.2 tls { 92 1.1.10.2 tls 93 1.1.10.2 tls return config_found_sm_loc(self, "gedoens", NULL, ca, mbprint, 94 1.1.10.2 tls mbsubmatch); 95 1.1.10.2 tls } 96 1.1.10.2 tls 97
Indexes created Thu Oct 02 14:10:14 GMT 2025