1 /* 2 * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator 3 * 4 * PAPR Inter-VM Logical Lan, aka ibmveth 5 * 6 * Copyright (c) 2010,2011 David Gibson, IBM Corporation. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a copy 9 * of this software and associated documentation files (the "Software"), to deal 10 * in the Software without restriction, including without limitation the rights 11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 * copies of the Software, and to permit persons to whom the Software is 13 * furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 21 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 24 * THE SOFTWARE. 25 * 26 */ 27 #include "qemu/osdep.h" 28 #include "hw/hw.h" 29 #include "net/net.h" 30 #include "hw/qdev.h" 31 #include "hw/ppc/spapr.h" 32 #include "hw/ppc/spapr_vio.h" 33 #include "sysemu/sysemu.h" 34 35 #include <libfdt.h> 36 37 #define ETH_ALEN 6 38 #define MAX_PACKET_SIZE 65536 39 40 /*#define DEBUG*/ 41 42 #ifdef DEBUG 43 #define DPRINTF(fmt...) do { fprintf(stderr, fmt); } while (0) 44 #else 45 #define DPRINTF(fmt...) 46 #endif 47 48 /* 49 * Virtual LAN device 50 */ 51 52 typedef uint64_t vlan_bd_t; 53 54 #define VLAN_BD_VALID 0x8000000000000000ULL 55 #define VLAN_BD_TOGGLE 0x4000000000000000ULL 56 #define VLAN_BD_NO_CSUM 0x0200000000000000ULL 57 #define VLAN_BD_CSUM_GOOD 0x0100000000000000ULL 58 #define VLAN_BD_LEN_MASK 0x00ffffff00000000ULL 59 #define VLAN_BD_LEN(bd) (((bd) & VLAN_BD_LEN_MASK) >> 32) 60 #define VLAN_BD_ADDR_MASK 0x00000000ffffffffULL 61 #define VLAN_BD_ADDR(bd) ((bd) & VLAN_BD_ADDR_MASK) 62 63 #define VLAN_VALID_BD(addr, len) (VLAN_BD_VALID | \ 64 (((len) << 32) & VLAN_BD_LEN_MASK) | \ 65 (addr & VLAN_BD_ADDR_MASK)) 66 67 #define VLAN_RXQC_TOGGLE 0x80 68 #define VLAN_RXQC_VALID 0x40 69 #define VLAN_RXQC_NO_CSUM 0x02 70 #define VLAN_RXQC_CSUM_GOOD 0x01 71 72 #define VLAN_RQ_ALIGNMENT 16 73 #define VLAN_RXQ_BD_OFF 0 74 #define VLAN_FILTER_BD_OFF 8 75 #define VLAN_RX_BDS_OFF 16 76 /* 77 * The final 8 bytes of the buffer list is a counter of frames dropped 78 * because there was not a buffer in the buffer list capable of holding 79 * the frame. We must avoid it, or the operating system will report garbage 80 * for this statistic. 81 */ 82 #define VLAN_RX_BDS_LEN (SPAPR_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF - 8) 83 #define VLAN_MAX_BUFS (VLAN_RX_BDS_LEN / 8) 84 85 #define TYPE_VIO_SPAPR_VLAN_DEVICE "spapr-vlan" 86 #define VIO_SPAPR_VLAN_DEVICE(obj) \ 87 OBJECT_CHECK(VIOsPAPRVLANDevice, (obj), TYPE_VIO_SPAPR_VLAN_DEVICE) 88 89 typedef struct VIOsPAPRVLANDevice { 90 VIOsPAPRDevice sdev; 91 NICConf nicconf; 92 NICState *nic; 93 bool isopen; 94 target_ulong buf_list; 95 uint32_t add_buf_ptr, use_buf_ptr, rx_bufs; 96 target_ulong rxq_ptr; 97 } VIOsPAPRVLANDevice; 98 99 static int spapr_vlan_can_receive(NetClientState *nc) 100 { 101 VIOsPAPRVLANDevice *dev = qemu_get_nic_opaque(nc); 102 103 return (dev->isopen && dev->rx_bufs > 0); 104 } 105 106 static ssize_t spapr_vlan_receive(NetClientState *nc, const uint8_t *buf, 107 size_t size) 108 { 109 VIOsPAPRVLANDevice *dev = qemu_get_nic_opaque(nc); 110 VIOsPAPRDevice *sdev = VIO_SPAPR_DEVICE(dev); 111 vlan_bd_t rxq_bd = vio_ldq(sdev, dev->buf_list + VLAN_RXQ_BD_OFF); 112 vlan_bd_t bd; 113 int buf_ptr = dev->use_buf_ptr; 114 uint64_t handle; 115 uint8_t control; 116 117 DPRINTF("spapr_vlan_receive() [%s] rx_bufs=%d\n", sdev->qdev.id, 118 dev->rx_bufs); 119 120 if (!dev->isopen) { 121 return -1; 122 } 123 124 if (!dev->rx_bufs) { 125 return -1; 126 } 127 128 do { 129 buf_ptr += 8; 130 if (buf_ptr >= (VLAN_RX_BDS_LEN + VLAN_RX_BDS_OFF)) { 131 buf_ptr = VLAN_RX_BDS_OFF; 132 } 133 134 bd = vio_ldq(sdev, dev->buf_list + buf_ptr); 135 DPRINTF("use_buf_ptr=%d bd=0x%016llx\n", 136 buf_ptr, (unsigned long long)bd); 137 } while ((!(bd & VLAN_BD_VALID) || (VLAN_BD_LEN(bd) < (size + 8))) 138 && (buf_ptr != dev->use_buf_ptr)); 139 140 if (!(bd & VLAN_BD_VALID) || (VLAN_BD_LEN(bd) < (size + 8))) { 141 /* Failed to find a suitable buffer */ 142 return -1; 143 } 144 145 /* Remove the buffer from the pool */ 146 dev->rx_bufs--; 147 dev->use_buf_ptr = buf_ptr; 148 vio_stq(sdev, dev->buf_list + dev->use_buf_ptr, 0); 149 150 DPRINTF("Found buffer: ptr=%d num=%d\n", dev->use_buf_ptr, dev->rx_bufs); 151 152 /* Transfer the packet data */ 153 if (spapr_vio_dma_write(sdev, VLAN_BD_ADDR(bd) + 8, buf, size) < 0) { 154 return -1; 155 } 156 157 DPRINTF("spapr_vlan_receive: DMA write completed\n"); 158 159 /* Update the receive queue */ 160 control = VLAN_RXQC_TOGGLE | VLAN_RXQC_VALID; 161 if (rxq_bd & VLAN_BD_TOGGLE) { 162 control ^= VLAN_RXQC_TOGGLE; 163 } 164 165 handle = vio_ldq(sdev, VLAN_BD_ADDR(bd)); 166 vio_stq(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 8, handle); 167 vio_stl(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 4, size); 168 vio_sth(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 2, 8); 169 vio_stb(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr, control); 170 171 DPRINTF("wrote rxq entry (ptr=0x%llx): 0x%016llx 0x%016llx\n", 172 (unsigned long long)dev->rxq_ptr, 173 (unsigned long long)vio_ldq(sdev, VLAN_BD_ADDR(rxq_bd) + 174 dev->rxq_ptr), 175 (unsigned long long)vio_ldq(sdev, VLAN_BD_ADDR(rxq_bd) + 176 dev->rxq_ptr + 8)); 177 178 dev->rxq_ptr += 16; 179 if (dev->rxq_ptr >= VLAN_BD_LEN(rxq_bd)) { 180 dev->rxq_ptr = 0; 181 vio_stq(sdev, dev->buf_list + VLAN_RXQ_BD_OFF, rxq_bd ^ VLAN_BD_TOGGLE); 182 } 183 184 if (sdev->signal_state & 1) { 185 qemu_irq_pulse(spapr_vio_qirq(sdev)); 186 } 187 188 return size; 189 } 190 191 static NetClientInfo net_spapr_vlan_info = { 192 .type = NET_CLIENT_OPTIONS_KIND_NIC, 193 .size = sizeof(NICState), 194 .can_receive = spapr_vlan_can_receive, 195 .receive = spapr_vlan_receive, 196 }; 197 198 static void spapr_vlan_reset(VIOsPAPRDevice *sdev) 199 { 200 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 201 202 dev->buf_list = 0; 203 dev->rx_bufs = 0; 204 dev->isopen = 0; 205 } 206 207 static void spapr_vlan_realize(VIOsPAPRDevice *sdev, Error **errp) 208 { 209 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 210 211 qemu_macaddr_default_if_unset(&dev->nicconf.macaddr); 212 213 dev->nic = qemu_new_nic(&net_spapr_vlan_info, &dev->nicconf, 214 object_get_typename(OBJECT(sdev)), sdev->qdev.id, dev); 215 qemu_format_nic_info_str(qemu_get_queue(dev->nic), dev->nicconf.macaddr.a); 216 } 217 218 static void spapr_vlan_instance_init(Object *obj) 219 { 220 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(obj); 221 222 device_add_bootindex_property(obj, &dev->nicconf.bootindex, 223 "bootindex", "", 224 DEVICE(dev), NULL); 225 } 226 227 void spapr_vlan_create(VIOsPAPRBus *bus, NICInfo *nd) 228 { 229 DeviceState *dev; 230 231 dev = qdev_create(&bus->bus, "spapr-vlan"); 232 233 qdev_set_nic_properties(dev, nd); 234 235 qdev_init_nofail(dev); 236 } 237 238 static int spapr_vlan_devnode(VIOsPAPRDevice *dev, void *fdt, int node_off) 239 { 240 VIOsPAPRVLANDevice *vdev = VIO_SPAPR_VLAN_DEVICE(dev); 241 uint8_t padded_mac[8] = {0, 0}; 242 int ret; 243 244 /* Some old phyp versions give the mac address in an 8-byte 245 * property. The kernel driver has an insane workaround for this; 246 * rather than doing the obvious thing and checking the property 247 * length, it checks whether the first byte has 0b10 in the low 248 * bits. If a correct 6-byte property has a different first byte 249 * the kernel will get the wrong mac address, overrunning its 250 * buffer in the process (read only, thank goodness). 251 * 252 * Here we workaround the kernel workaround by always supplying an 253 * 8-byte property, with the mac address in the last six bytes */ 254 memcpy(&padded_mac[2], &vdev->nicconf.macaddr, ETH_ALEN); 255 ret = fdt_setprop(fdt, node_off, "local-mac-address", 256 padded_mac, sizeof(padded_mac)); 257 if (ret < 0) { 258 return ret; 259 } 260 261 ret = fdt_setprop_cell(fdt, node_off, "ibm,mac-address-filters", 0); 262 if (ret < 0) { 263 return ret; 264 } 265 266 return 0; 267 } 268 269 static int check_bd(VIOsPAPRVLANDevice *dev, vlan_bd_t bd, 270 target_ulong alignment) 271 { 272 if ((VLAN_BD_ADDR(bd) % alignment) 273 || (VLAN_BD_LEN(bd) % alignment)) { 274 return -1; 275 } 276 277 if (!spapr_vio_dma_valid(&dev->sdev, VLAN_BD_ADDR(bd), 278 VLAN_BD_LEN(bd), DMA_DIRECTION_FROM_DEVICE) 279 || !spapr_vio_dma_valid(&dev->sdev, VLAN_BD_ADDR(bd), 280 VLAN_BD_LEN(bd), DMA_DIRECTION_TO_DEVICE)) { 281 return -1; 282 } 283 284 return 0; 285 } 286 287 static target_ulong h_register_logical_lan(PowerPCCPU *cpu, 288 sPAPRMachineState *spapr, 289 target_ulong opcode, 290 target_ulong *args) 291 { 292 target_ulong reg = args[0]; 293 target_ulong buf_list = args[1]; 294 target_ulong rec_queue = args[2]; 295 target_ulong filter_list = args[3]; 296 VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); 297 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 298 vlan_bd_t filter_list_bd; 299 300 if (!dev) { 301 return H_PARAMETER; 302 } 303 304 if (dev->isopen) { 305 hcall_dprintf("H_REGISTER_LOGICAL_LAN called twice without " 306 "H_FREE_LOGICAL_LAN\n"); 307 return H_RESOURCE; 308 } 309 310 if (check_bd(dev, VLAN_VALID_BD(buf_list, SPAPR_TCE_PAGE_SIZE), 311 SPAPR_TCE_PAGE_SIZE) < 0) { 312 hcall_dprintf("Bad buf_list 0x" TARGET_FMT_lx "\n", buf_list); 313 return H_PARAMETER; 314 } 315 316 filter_list_bd = VLAN_VALID_BD(filter_list, SPAPR_TCE_PAGE_SIZE); 317 if (check_bd(dev, filter_list_bd, SPAPR_TCE_PAGE_SIZE) < 0) { 318 hcall_dprintf("Bad filter_list 0x" TARGET_FMT_lx "\n", filter_list); 319 return H_PARAMETER; 320 } 321 322 if (!(rec_queue & VLAN_BD_VALID) 323 || (check_bd(dev, rec_queue, VLAN_RQ_ALIGNMENT) < 0)) { 324 hcall_dprintf("Bad receive queue\n"); 325 return H_PARAMETER; 326 } 327 328 dev->buf_list = buf_list; 329 sdev->signal_state = 0; 330 331 rec_queue &= ~VLAN_BD_TOGGLE; 332 333 /* Initialize the buffer list */ 334 vio_stq(sdev, buf_list, rec_queue); 335 vio_stq(sdev, buf_list + 8, filter_list_bd); 336 spapr_vio_dma_set(sdev, buf_list + VLAN_RX_BDS_OFF, 0, 337 SPAPR_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF); 338 dev->add_buf_ptr = VLAN_RX_BDS_OFF - 8; 339 dev->use_buf_ptr = VLAN_RX_BDS_OFF - 8; 340 dev->rx_bufs = 0; 341 dev->rxq_ptr = 0; 342 343 /* Initialize the receive queue */ 344 spapr_vio_dma_set(sdev, VLAN_BD_ADDR(rec_queue), 0, VLAN_BD_LEN(rec_queue)); 345 346 dev->isopen = 1; 347 qemu_flush_queued_packets(qemu_get_queue(dev->nic)); 348 349 return H_SUCCESS; 350 } 351 352 353 static target_ulong h_free_logical_lan(PowerPCCPU *cpu, 354 sPAPRMachineState *spapr, 355 target_ulong opcode, target_ulong *args) 356 { 357 target_ulong reg = args[0]; 358 VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); 359 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 360 361 if (!dev) { 362 return H_PARAMETER; 363 } 364 365 if (!dev->isopen) { 366 hcall_dprintf("H_FREE_LOGICAL_LAN called without " 367 "H_REGISTER_LOGICAL_LAN\n"); 368 return H_RESOURCE; 369 } 370 371 spapr_vlan_reset(sdev); 372 return H_SUCCESS; 373 } 374 375 static target_ulong h_add_logical_lan_buffer(PowerPCCPU *cpu, 376 sPAPRMachineState *spapr, 377 target_ulong opcode, 378 target_ulong *args) 379 { 380 target_ulong reg = args[0]; 381 target_ulong buf = args[1]; 382 VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); 383 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 384 vlan_bd_t bd; 385 386 DPRINTF("H_ADD_LOGICAL_LAN_BUFFER(0x" TARGET_FMT_lx 387 ", 0x" TARGET_FMT_lx ")\n", reg, buf); 388 389 if (!sdev) { 390 hcall_dprintf("Bad device\n"); 391 return H_PARAMETER; 392 } 393 394 if ((check_bd(dev, buf, 4) < 0) 395 || (VLAN_BD_LEN(buf) < 16)) { 396 hcall_dprintf("Bad buffer enqueued\n"); 397 return H_PARAMETER; 398 } 399 400 if (!dev->isopen || dev->rx_bufs >= VLAN_MAX_BUFS) { 401 return H_RESOURCE; 402 } 403 404 do { 405 dev->add_buf_ptr += 8; 406 if (dev->add_buf_ptr >= (VLAN_RX_BDS_LEN + VLAN_RX_BDS_OFF)) { 407 dev->add_buf_ptr = VLAN_RX_BDS_OFF; 408 } 409 410 bd = vio_ldq(sdev, dev->buf_list + dev->add_buf_ptr); 411 } while (bd & VLAN_BD_VALID); 412 413 vio_stq(sdev, dev->buf_list + dev->add_buf_ptr, buf); 414 415 dev->rx_bufs++; 416 417 qemu_flush_queued_packets(qemu_get_queue(dev->nic)); 418 419 DPRINTF("h_add_logical_lan_buffer(): Added buf ptr=%d rx_bufs=%d" 420 " bd=0x%016llx\n", dev->add_buf_ptr, dev->rx_bufs, 421 (unsigned long long)buf); 422 423 return H_SUCCESS; 424 } 425 426 static target_ulong h_send_logical_lan(PowerPCCPU *cpu, 427 sPAPRMachineState *spapr, 428 target_ulong opcode, target_ulong *args) 429 { 430 target_ulong reg = args[0]; 431 target_ulong *bufs = args + 1; 432 target_ulong continue_token = args[7]; 433 VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); 434 VIOsPAPRVLANDevice *dev = VIO_SPAPR_VLAN_DEVICE(sdev); 435 unsigned total_len; 436 uint8_t *lbuf, *p; 437 int i, nbufs; 438 int ret; 439 440 DPRINTF("H_SEND_LOGICAL_LAN(0x" TARGET_FMT_lx ", <bufs>, 0x" 441 TARGET_FMT_lx ")\n", reg, continue_token); 442 443 if (!sdev) { 444 return H_PARAMETER; 445 } 446 447 DPRINTF("rxbufs = %d\n", dev->rx_bufs); 448 449 if (!dev->isopen) { 450 return H_DROPPED; 451 } 452 453 if (continue_token) { 454 return H_HARDWARE; /* FIXME actually handle this */ 455 } 456 457 total_len = 0; 458 for (i = 0; i < 6; i++) { 459 DPRINTF(" buf desc: 0x" TARGET_FMT_lx "\n", bufs[i]); 460 if (!(bufs[i] & VLAN_BD_VALID)) { 461 break; 462 } 463 total_len += VLAN_BD_LEN(bufs[i]); 464 } 465 466 nbufs = i; 467 DPRINTF("h_send_logical_lan() %d buffers, total length 0x%x\n", 468 nbufs, total_len); 469 470 if (total_len == 0) { 471 return H_SUCCESS; 472 } 473 474 if (total_len > MAX_PACKET_SIZE) { 475 /* Don't let the guest force too large an allocation */ 476 return H_RESOURCE; 477 } 478 479 lbuf = alloca(total_len); 480 p = lbuf; 481 for (i = 0; i < nbufs; i++) { 482 ret = spapr_vio_dma_read(sdev, VLAN_BD_ADDR(bufs[i]), 483 p, VLAN_BD_LEN(bufs[i])); 484 if (ret < 0) { 485 return ret; 486 } 487 488 p += VLAN_BD_LEN(bufs[i]); 489 } 490 491 qemu_send_packet(qemu_get_queue(dev->nic), lbuf, total_len); 492 493 return H_SUCCESS; 494 } 495 496 static target_ulong h_multicast_ctrl(PowerPCCPU *cpu, sPAPRMachineState *spapr, 497 target_ulong opcode, target_ulong *args) 498 { 499 target_ulong reg = args[0]; 500 VIOsPAPRDevice *dev = spapr_vio_find_by_reg(spapr->vio_bus, reg); 501 502 if (!dev) { 503 return H_PARAMETER; 504 } 505 506 return H_SUCCESS; 507 } 508 509 static Property spapr_vlan_properties[] = { 510 DEFINE_SPAPR_PROPERTIES(VIOsPAPRVLANDevice, sdev), 511 DEFINE_NIC_PROPERTIES(VIOsPAPRVLANDevice, nicconf), 512 DEFINE_PROP_END_OF_LIST(), 513 }; 514 515 static const VMStateDescription vmstate_spapr_llan = { 516 .name = "spapr_llan", 517 .version_id = 1, 518 .minimum_version_id = 1, 519 .fields = (VMStateField[]) { 520 VMSTATE_SPAPR_VIO(sdev, VIOsPAPRVLANDevice), 521 /* LLAN state */ 522 VMSTATE_BOOL(isopen, VIOsPAPRVLANDevice), 523 VMSTATE_UINTTL(buf_list, VIOsPAPRVLANDevice), 524 VMSTATE_UINT32(add_buf_ptr, VIOsPAPRVLANDevice), 525 VMSTATE_UINT32(use_buf_ptr, VIOsPAPRVLANDevice), 526 VMSTATE_UINT32(rx_bufs, VIOsPAPRVLANDevice), 527 VMSTATE_UINTTL(rxq_ptr, VIOsPAPRVLANDevice), 528 529 VMSTATE_END_OF_LIST() 530 }, 531 }; 532 533 static void spapr_vlan_class_init(ObjectClass *klass, void *data) 534 { 535 DeviceClass *dc = DEVICE_CLASS(klass); 536 VIOsPAPRDeviceClass *k = VIO_SPAPR_DEVICE_CLASS(klass); 537 538 k->realize = spapr_vlan_realize; 539 k->reset = spapr_vlan_reset; 540 k->devnode = spapr_vlan_devnode; 541 k->dt_name = "l-lan"; 542 k->dt_type = "network"; 543 k->dt_compatible = "IBM,l-lan"; 544 k->signal_mask = 0x1; 545 set_bit(DEVICE_CATEGORY_NETWORK, dc->categories); 546 dc->props = spapr_vlan_properties; 547 k->rtce_window_size = 0x10000000; 548 dc->vmsd = &vmstate_spapr_llan; 549 } 550 551 static const TypeInfo spapr_vlan_info = { 552 .name = TYPE_VIO_SPAPR_VLAN_DEVICE, 553 .parent = TYPE_VIO_SPAPR_DEVICE, 554 .instance_size = sizeof(VIOsPAPRVLANDevice), 555 .class_init = spapr_vlan_class_init, 556 .instance_init = spapr_vlan_instance_init, 557 }; 558 559 static void spapr_vlan_register_types(void) 560 { 561 spapr_register_hypercall(H_REGISTER_LOGICAL_LAN, h_register_logical_lan); 562 spapr_register_hypercall(H_FREE_LOGICAL_LAN, h_free_logical_lan); 563 spapr_register_hypercall(H_SEND_LOGICAL_LAN, h_send_logical_lan); 564 spapr_register_hypercall(H_ADD_LOGICAL_LAN_BUFFER, 565 h_add_logical_lan_buffer); 566 spapr_register_hypercall(H_MULTICAST_CTRL, h_multicast_ctrl); 567 type_register_static(&spapr_vlan_info); 568 } 569 570 type_init(spapr_vlan_register_types) 571