1 /* $NetBSD: ether_if.c,v 1.6 2014/11/21 00:53:19 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2004 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <lib/libsa/stand.h> 33 #include <lib/libkern/libkern.h> 34 35 #include <sys/socket.h> 36 #include <net/if.h> 37 #include <netinet/in.h> 38 #include <netinet/in_systm.h> 39 40 #include <lib/libsa/net.h> 41 #include <lib/libsa/netif.h> 42 #include <lib/libsa/bootp.h> 43 #include <lib/libsa/dev_net.h> 44 45 #include <dev/clock_subr.h> 46 47 #include <machine/sbd.h> 48 #define _SBD_TR2A_PRIVATE 49 #include <machine/sbd_tr2a.h> /* getsecs. */ 50 51 #include "local.h" 52 53 struct devsw netdevsw = { 54 "net", net_strategy, net_open, net_close, net_ioctl 55 }; 56 57 int ether_match(struct netif *, void *); 58 int ether_probe(struct netif *, void *); 59 void ether_init(struct iodesc *, void *); 60 int ether_get(struct iodesc *, void *, size_t, saseconds_t); 61 int ether_put(struct iodesc *, void *, size_t); 62 void ether_end(struct netif *); 63 64 extern bool lance_init(void); 65 extern void lance_eaddr(uint8_t *); 66 extern bool lance_get(void *, size_t); 67 extern bool lance_put(void *, size_t); 68 69 struct netif_stats ether_stats[1]; 70 71 struct netif_dif ether_ifs[] = { 72 { 0, 1, ðer_stats[0], 0, }, 73 }; 74 75 struct netif_driver __netif_driver = { 76 "ether", 77 ether_match, 78 ether_probe, 79 ether_init, 80 ether_get, 81 ether_put, 82 ether_end, 83 ether_ifs, 84 1, 85 }; 86 87 int debug = 1; 88 int n_netif_drivers = 1; 89 struct netif_driver *netif_drivers[1] = { &__netif_driver }; 90 91 int 92 ether_match(struct netif *netif, void *hint) 93 { 94 95 return SBD_INFO->machine == MACHINE_TR2A; 96 } 97 98 int 99 ether_probe(struct netif *netif, void *hint) 100 { 101 102 return 0; 103 } 104 105 void 106 ether_init(struct iodesc *iodesc, void *hint) 107 { 108 109 lance_init(); 110 lance_eaddr(iodesc->myea); 111 } 112 113 int 114 ether_get(struct iodesc *iodesc, void *pkt, size_t len, saseconds_t timeout) 115 { 116 117 return lance_get(pkt, len) ? len : -1; 118 } 119 120 int 121 ether_put(struct iodesc *iodesc, void *pkt, size_t len) 122 { 123 124 return lance_put(pkt, len) ? len : -1; 125 } 126 127 void 128 ether_end(struct netif *netif) 129 { 130 131 } 132 133 void 134 _rtt(void) 135 { 136 137 while (/*CONSTCOND*/1) 138 ; 139 /* NOTREACHED */ 140 } 141 142 satime_t 143 getsecs(void) 144 { 145 volatile uint8_t *mkclock; 146 u_int t; 147 148 mkclock = RTC_MK48T18_ADDR; 149 t = bcdtobin(*(mkclock + 4)); 150 t += bcdtobin(*(mkclock + 8)) * 60; 151 t += bcdtobin(*(mkclock + 12)) * 60 * 60; 152 153 return (satime_t)t; 154 } 155