efinet.c revision 1.1.2.2
1 1.1.2.2 yamt /* $NetBSD: efinet.c,v 1.1.2.2 2006/04/11 11:53:42 yamt Exp $ */ 2 1.1.2.2 yamt 3 1.1.2.2 yamt /*- 4 1.1.2.2 yamt * Copyright (c) 2001 Doug Rabson 5 1.1.2.2 yamt * All rights reserved. 6 1.1.2.2 yamt * 7 1.1.2.2 yamt * Redistribution and use in source and binary forms, with or without 8 1.1.2.2 yamt * modification, are permitted provided that the following conditions 9 1.1.2.2 yamt * are met: 10 1.1.2.2 yamt * 1. Redistributions of source code must retain the above copyright 11 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer. 12 1.1.2.2 yamt * 2. Redistributions in binary form must reproduce the above copyright 13 1.1.2.2 yamt * notice, this list of conditions and the following disclaimer in the 14 1.1.2.2 yamt * documentation and/or other materials provided with the distribution. 15 1.1.2.2 yamt * 16 1.1.2.2 yamt * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 1.1.2.2 yamt * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 1.1.2.2 yamt * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 1.1.2.2 yamt * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 1.1.2.2 yamt * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 1.1.2.2 yamt * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 1.1.2.2 yamt * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 1.1.2.2 yamt * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 1.1.2.2 yamt * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.1.2.2 yamt * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.1.2.2 yamt * SUCH DAMAGE. 27 1.1.2.2 yamt */ 28 1.1.2.2 yamt 29 1.1.2.2 yamt #include <sys/cdefs.h> 30 1.1.2.2 yamt 31 1.1.2.2 yamt #include <sys/param.h> 32 1.1.2.2 yamt #include <netinet/in.h> 33 1.1.2.2 yamt #include <netinet/in_systm.h> 34 1.1.2.2 yamt 35 1.1.2.2 yamt #include <lib/libsa/stand.h> 36 1.1.2.2 yamt #include <net.h> 37 1.1.2.2 yamt #include <netif.h> 38 1.1.2.2 yamt 39 1.1.2.2 yamt #include <efi.h> 40 1.1.2.2 yamt #include <efilib.h> 41 1.1.2.2 yamt 42 1.1.2.2 yamt extern struct netif_driver efi_net; 43 1.1.2.2 yamt 44 1.1.2.2 yamt #ifdef EFINET_DEBUG 45 1.1.2.2 yamt static void 46 1.1.2.2 yamt dump_mode(EFI_SIMPLE_NETWORK_MODE *mode) 47 1.1.2.2 yamt { 48 1.1.2.2 yamt int i; 49 1.1.2.2 yamt 50 1.1.2.2 yamt printf("State = %x\n", mode->State); 51 1.1.2.2 yamt printf("HwAddressSize = %u\n", mode->HwAddressSize); 52 1.1.2.2 yamt printf("MediaHeaderSize = %u\n", mode->MediaHeaderSize); 53 1.1.2.2 yamt printf("MaxPacketSize = %u\n", mode->MaxPacketSize); 54 1.1.2.2 yamt printf("NvRamSize = %u\n", mode->NvRamSize); 55 1.1.2.2 yamt printf("NvRamAccessSize = %u\n", mode->NvRamAccessSize); 56 1.1.2.2 yamt printf("ReceiveFilterMask = %x\n", mode->ReceiveFilterMask); 57 1.1.2.2 yamt printf("ReceiveFilterSetting = %u\n", mode->ReceiveFilterSetting); 58 1.1.2.2 yamt printf("MaxMCastFilterCount = %u\n", mode->MaxMCastFilterCount); 59 1.1.2.2 yamt printf("MCastFilterCount = %u\n", mode->MCastFilterCount); 60 1.1.2.2 yamt printf("MCastFilter = {"); 61 1.1.2.2 yamt for (i = 0; i < mode->MCastFilterCount; i++) 62 1.1.2.2 yamt printf(" %s", ether_sprintf(mode->MCastFilter[i].Addr)); 63 1.1.2.2 yamt printf(" }\n"); 64 1.1.2.2 yamt printf("CurrentAddress = %s\n", 65 1.1.2.2 yamt ether_sprintf(mode->CurrentAddress.Addr)); 66 1.1.2.2 yamt printf("BroadcastAddress = %s\n", 67 1.1.2.2 yamt ether_sprintf(mode->BroadcastAddress.Addr)); 68 1.1.2.2 yamt printf("PermanentAddress = %s\n", 69 1.1.2.2 yamt ether_sprintf(mode->PermanentAddress.Addr)); 70 1.1.2.2 yamt printf("IfType = %u\n", mode->IfType); 71 1.1.2.2 yamt printf("MacAddressChangeable = %d\n", mode->MacAddressChangeable); 72 1.1.2.2 yamt printf("MultipleTxSupported = %d\n", mode->MultipleTxSupported); 73 1.1.2.2 yamt printf("MediaPresentSupported = %d\n", mode->MediaPresentSupported); 74 1.1.2.2 yamt printf("MediaPresent = %d\n", mode->MediaPresent); 75 1.1.2.2 yamt } 76 1.1.2.2 yamt #endif 77 1.1.2.2 yamt 78 1.1.2.2 yamt int 79 1.1.2.2 yamt efinet_match(struct netif *nif, void *machdep_hint) 80 1.1.2.2 yamt { 81 1.1.2.2 yamt 82 1.1.2.2 yamt return (1); 83 1.1.2.2 yamt } 84 1.1.2.2 yamt 85 1.1.2.2 yamt int 86 1.1.2.2 yamt efinet_probe(struct netif *nif, void *machdep_hint) 87 1.1.2.2 yamt { 88 1.1.2.2 yamt 89 1.1.2.2 yamt return (0); 90 1.1.2.2 yamt } 91 1.1.2.2 yamt 92 1.1.2.2 yamt int 93 1.1.2.2 yamt efinet_put(struct iodesc *desc, void *pkt, size_t len) 94 1.1.2.2 yamt { 95 1.1.2.2 yamt struct netif *nif = desc->io_netif; 96 1.1.2.2 yamt EFI_SIMPLE_NETWORK *net; 97 1.1.2.2 yamt EFI_STATUS status; 98 1.1.2.2 yamt void *buf; 99 1.1.2.2 yamt 100 1.1.2.2 yamt net = nif->nif_devdata; 101 1.1.2.2 yamt 102 1.1.2.2 yamt status = net->Transmit(net, 0, len, pkt, 0, 0, 0); 103 1.1.2.2 yamt if (status != EFI_SUCCESS) 104 1.1.2.2 yamt return -1; 105 1.1.2.2 yamt 106 1.1.2.2 yamt /* Wait for the buffer to be transmitted */ 107 1.1.2.2 yamt do { 108 1.1.2.2 yamt buf = 0; /* XXX Is this needed? */ 109 1.1.2.2 yamt status = net->GetStatus(net, 0, &buf); 110 1.1.2.2 yamt /* 111 1.1.2.2 yamt * XXX EFI1.1 and the E1000 card returns a different 112 1.1.2.2 yamt * address than we gave. Sigh. 113 1.1.2.2 yamt */ 114 1.1.2.2 yamt } while (status == EFI_SUCCESS && buf == 0); 115 1.1.2.2 yamt 116 1.1.2.2 yamt /* XXX How do we deal with status != EFI_SUCCESS now? */ 117 1.1.2.2 yamt return (status == EFI_SUCCESS) ? len : -1; 118 1.1.2.2 yamt } 119 1.1.2.2 yamt 120 1.1.2.2 yamt 121 1.1.2.2 yamt int 122 1.1.2.2 yamt efinet_get(struct iodesc *desc, void *pkt, size_t len, time_t timeout) 123 1.1.2.2 yamt { 124 1.1.2.2 yamt struct netif *nif = desc->io_netif; 125 1.1.2.2 yamt EFI_SIMPLE_NETWORK *net; 126 1.1.2.2 yamt EFI_STATUS status; 127 1.1.2.2 yamt UINTN bufsz; 128 1.1.2.2 yamt time_t t; 129 1.1.2.2 yamt char buf[2048]; 130 1.1.2.2 yamt 131 1.1.2.2 yamt net = nif->nif_devdata; 132 1.1.2.2 yamt 133 1.1.2.2 yamt t = time(0); 134 1.1.2.2 yamt while ((time(0) - t) < timeout) { 135 1.1.2.2 yamt bufsz = sizeof(buf); 136 1.1.2.2 yamt status = net->Receive(net, 0, &bufsz, buf, 0, 0, 0); 137 1.1.2.2 yamt if (status == EFI_SUCCESS) { 138 1.1.2.2 yamt /* 139 1.1.2.2 yamt * XXX EFI1.1 and the E1000 card trash our 140 1.1.2.2 yamt * workspace if we do not do this silly copy. 141 1.1.2.2 yamt * Either they are not respecting the len 142 1.1.2.2 yamt * value or do not like the alignment. 143 1.1.2.2 yamt */ 144 1.1.2.2 yamt if (bufsz > len) 145 1.1.2.2 yamt bufsz = len; 146 1.1.2.2 yamt bcopy(buf, pkt, bufsz); 147 1.1.2.2 yamt return bufsz; 148 1.1.2.2 yamt } 149 1.1.2.2 yamt if (status != EFI_NOT_READY) 150 1.1.2.2 yamt return 0; 151 1.1.2.2 yamt } 152 1.1.2.2 yamt 153 1.1.2.2 yamt return 0; 154 1.1.2.2 yamt } 155 1.1.2.2 yamt 156 1.1.2.2 yamt void 157 1.1.2.2 yamt efinet_init(struct iodesc *desc, void *machdep_hint) 158 1.1.2.2 yamt { 159 1.1.2.2 yamt struct netif *nif = desc->io_netif; 160 1.1.2.2 yamt EFI_SIMPLE_NETWORK *net; 161 1.1.2.2 yamt EFI_STATUS status; 162 1.1.2.2 yamt 163 1.1.2.2 yamt net = nif->nif_driver->netif_ifs[nif->nif_unit].dif_private; 164 1.1.2.2 yamt nif->nif_devdata = net; 165 1.1.2.2 yamt 166 1.1.2.2 yamt if (net->Mode->State == EfiSimpleNetworkStopped) { 167 1.1.2.2 yamt status = net->Start(net); 168 1.1.2.2 yamt if (status != EFI_SUCCESS) { 169 1.1.2.2 yamt printf("net%d: cannot start interface (status=%ld)\n", 170 1.1.2.2 yamt nif->nif_unit, status); 171 1.1.2.2 yamt return; 172 1.1.2.2 yamt } 173 1.1.2.2 yamt } 174 1.1.2.2 yamt 175 1.1.2.2 yamt if (net->Mode->State != EfiSimpleNetworkInitialized) { 176 1.1.2.2 yamt status = net->Initialize(net, 0, 0); 177 1.1.2.2 yamt if (status != EFI_SUCCESS) { 178 1.1.2.2 yamt printf("net%d: cannot init. interface (status=%ld)\n", 179 1.1.2.2 yamt nif->nif_unit, status); 180 1.1.2.2 yamt return; 181 1.1.2.2 yamt } 182 1.1.2.2 yamt } 183 1.1.2.2 yamt 184 1.1.2.2 yamt if (net->Mode->ReceiveFilterSetting == 0) { 185 1.1.2.2 yamt UINT32 mask = EFI_SIMPLE_NETWORK_RECEIVE_UNICAST | 186 1.1.2.2 yamt EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST; 187 1.1.2.2 yamt 188 1.1.2.2 yamt status = net->ReceiveFilters(net, mask, 0, FALSE, 0, 0); 189 1.1.2.2 yamt if (status != EFI_SUCCESS) { 190 1.1.2.2 yamt printf("net%d: cannot set rx. filters (status=%ld)\n", 191 1.1.2.2 yamt nif->nif_unit, status); 192 1.1.2.2 yamt return; 193 1.1.2.2 yamt } 194 1.1.2.2 yamt } 195 1.1.2.2 yamt 196 1.1.2.2 yamt #ifdef EFINET_DEBUG 197 1.1.2.2 yamt dump_mode(net->Mode); 198 1.1.2.2 yamt #endif 199 1.1.2.2 yamt 200 1.1.2.2 yamt bcopy(net->Mode->CurrentAddress.Addr, desc->myea, 6); 201 1.1.2.2 yamt desc->xid = 1; 202 1.1.2.2 yamt 203 1.1.2.2 yamt return; 204 1.1.2.2 yamt } 205 1.1.2.2 yamt 206 1.1.2.2 yamt void 207 1.1.2.2 yamt efinet_init_driver() 208 1.1.2.2 yamt { 209 1.1.2.2 yamt EFI_STATUS status; 210 1.1.2.2 yamt UINTN sz; 211 1.1.2.2 yamt static EFI_GUID netid = EFI_SIMPLE_NETWORK_PROTOCOL; 212 1.1.2.2 yamt EFI_HANDLE *handles; 213 1.1.2.2 yamt int nifs, i; 214 1.1.2.2 yamt #define MAX_INTERFACES 4 215 1.1.2.2 yamt static struct netif_dif difs[MAX_INTERFACES]; 216 1.1.2.2 yamt static struct netif_stats stats[MAX_INTERFACES]; 217 1.1.2.2 yamt 218 1.1.2.2 yamt sz = 0; 219 1.1.2.2 yamt status = BS->LocateHandle(ByProtocol, &netid, 0, &sz, 0); 220 1.1.2.2 yamt if (status != EFI_BUFFER_TOO_SMALL) 221 1.1.2.2 yamt return; 222 1.1.2.2 yamt handles = (EFI_HANDLE *) alloc(sz); 223 1.1.2.2 yamt status = BS->LocateHandle(ByProtocol, &netid, 0, &sz, handles); 224 1.1.2.2 yamt if (EFI_ERROR(status)) { 225 1.1.2.2 yamt free(handles, sz); 226 1.1.2.2 yamt return; 227 1.1.2.2 yamt } 228 1.1.2.2 yamt 229 1.1.2.2 yamt nifs = sz / sizeof(EFI_HANDLE); 230 1.1.2.2 yamt if (nifs > MAX_INTERFACES) 231 1.1.2.2 yamt nifs = MAX_INTERFACES; 232 1.1.2.2 yamt 233 1.1.2.2 yamt efi_net.netif_nifs = nifs; 234 1.1.2.2 yamt efi_net.netif_ifs = difs; 235 1.1.2.2 yamt 236 1.1.2.2 yamt bzero(stats, sizeof(stats)); 237 1.1.2.2 yamt for (i = 0; i < nifs; i++) { 238 1.1.2.2 yamt struct netif_dif *dif = &efi_net.netif_ifs[i]; 239 1.1.2.2 yamt dif->dif_unit = i; 240 1.1.2.2 yamt dif->dif_nsel = 1; 241 1.1.2.2 yamt dif->dif_stats = &stats[i]; 242 1.1.2.2 yamt 243 1.1.2.2 yamt BS->HandleProtocol(handles[i], &netid, 244 1.1.2.2 yamt (VOID**) &dif->dif_private); 245 1.1.2.2 yamt } 246 1.1.2.2 yamt 247 1.1.2.2 yamt return; 248 1.1.2.2 yamt } 249 1.1.2.2 yamt 250 1.1.2.2 yamt void 251 1.1.2.2 yamt efinet_end(struct netif *nif) 252 1.1.2.2 yamt { 253 1.1.2.2 yamt EFI_SIMPLE_NETWORK *net = nif->nif_devdata; 254 1.1.2.2 yamt 255 1.1.2.2 yamt net->Shutdown(net); 256 1.1.2.2 yamt } 257 1.1.2.2 yamt 258 1.1.2.2 yamt struct netif_driver efi_net = { 259 1.1.2.2 yamt "net", /* netif_bname */ 260 1.1.2.2 yamt efinet_match, /* netif_match */ 261 1.1.2.2 yamt efinet_probe, /* netif_probe */ 262 1.1.2.2 yamt efinet_init, /* netif_init */ 263 1.1.2.2 yamt efinet_get, /* netif_get */ 264 1.1.2.2 yamt efinet_put, /* netif_put */ 265 1.1.2.2 yamt efinet_end, /* netif_end */ 266 1.1.2.2 yamt 0, /* netif_ifs */ 267 1.1.2.2 yamt 0 /* netif_nifs */ 268 1.1.2.2 yamt }; 269 1.1.2.2 yamt 270
Indexes created Thu Oct 02 10:09:58 GMT 2025