1283625Sdim/* $NetBSD: if_en.c,v 1.28 2011/02/01 19:50:04 chuck Exp $ */ 2283625Sdim 3283625Sdim/* 4283625Sdim * Copyright (c) 1996 Charles D. Cranor and Washington University. 5283625Sdim * All rights reserved. 6283625Sdim * 7283625Sdim * Redistribution and use in source and binary forms, with or without 8283625Sdim * modification, are permitted provided that the following conditions 9283625Sdim * are met: 10283625Sdim * 1. Redistributions of source code must retain the above copyright 11283625Sdim * notice, this list of conditions and the following disclaimer. 12283625Sdim * 2. Redistributions in binary form must reproduce the above copyright 13283625Sdim * notice, this list of conditions and the following disclaimer in the 14283625Sdim * documentation and/or other materials provided with the distribution. 15283625Sdim * 16283625Sdim * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17283625Sdim * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18283625Sdim * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19283625Sdim * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20283625Sdim * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21283625Sdim * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22283625Sdim * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23283625Sdim * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24283625Sdim * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25283625Sdim * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26283625Sdim */ 27283625Sdim 28283625Sdim/* 29283625Sdim * 30283625Sdim * i f _ e n _ s b u s . c 31283625Sdim * 32283625Sdim * author: Chuck Cranor <chuck@ccrc.wustl.edu> 33283625Sdim * started: spring, 1996. 34 * 35 * SBUS glue for the eni155s card. 36 */ 37 38#include <sys/cdefs.h> 39__KERNEL_RCSID(0, "$NetBSD: if_en.c,v 1.28 2011/02/01 19:50:04 chuck Exp $"); 40 41#include <sys/param.h> 42#include <sys/systm.h> 43#include <sys/device.h> 44#include <sys/mbuf.h> 45#include <sys/socket.h> 46#include <sys/socketvar.h> 47 48#include <net/if.h> 49 50#include <sys/bus.h> 51#include <sys/intr.h> 52#include <sys/cpu.h> 53 54#include <dev/sbus/sbusvar.h> 55 56#include <dev/ic/midwayreg.h> 57#include <dev/ic/midwayvar.h> 58 59 60/* 61 * prototypes 62 */ 63static int en_sbus_match(device_t, cfdata_t, void *); 64static void en_sbus_attach(device_t, device_t, void *); 65 66/* 67 * SBus autoconfig attachments 68 */ 69 70CFATTACH_DECL_NEW(en_sbus, sizeof(struct en_softc), 71 en_sbus_match, en_sbus_attach, NULL, NULL); 72 73/***********************************************************************/ 74 75/* 76 * autoconfig stuff 77 */ 78 79static int 80en_sbus_match(device_t parent, cfdata_t cf, void *aux) 81{ 82 struct sbus_attach_args *sa = aux; 83 84 if (strcmp("ENI-155s", sa->sa_name) == 0) { 85 if (CPU_ISSUN4M) { 86#ifdef DEBUG 87 printf("%s: sun4m DMA not supported yet\n", 88 sa->sa_name); 89#endif 90 return (0); 91 } 92 return (1); 93 } else { 94 return (0); 95 } 96} 97 98 99static void 100en_sbus_attach(device_t parent, device_t self, void *aux) 101{ 102 struct sbus_attach_args *sa = aux; 103 struct en_softc *sc = device_private(self); 104 105 sc->sc_dev = self; 106 107 printf("\n"); 108 109 if (sbus_bus_map(sa->sa_bustag, 110 sa->sa_slot, 111 sa->sa_offset, 112 4*1024*1024, 113 0, &sc->en_base) != 0) { 114 aprint_error_dev(self, "cannot map registers\n"); 115 return; 116 } 117 118 /* Establish interrupt handler */ 119 if (sa->sa_nintr != 0) 120 (void)bus_intr_establish(sa->sa_bustag, sa->sa_pri, 121 IPL_NET, en_intr, sc); 122 123 sc->ipl = sa->sa_pri; /* appropriate? */ 124 125 /* 126 * done SBUS specific stuff 127 */ 128 en_attach(sc); 129} 130