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8d90ad90 DG |
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 "hw.h" | |
28 | #include "net.h" | |
29 | #include "hw/qdev.h" | |
30 | #include "hw/spapr.h" | |
31 | #include "hw/spapr_vio.h" | |
32 | ||
33 | #include <libfdt.h> | |
34 | ||
35 | #define ETH_ALEN 6 | |
36 | #define MAX_PACKET_SIZE 65536 | |
37 | ||
38 | /*#define DEBUG*/ | |
39 | ||
40 | #ifdef DEBUG | |
41 | #define dprintf(fmt...) do { fprintf(stderr, fmt); } while (0) | |
42 | #else | |
43 | #define dprintf(fmt...) | |
44 | #endif | |
45 | ||
46 | /* | |
47 | * Virtual LAN device | |
48 | */ | |
49 | ||
50 | typedef uint64_t vlan_bd_t; | |
51 | ||
52 | #define VLAN_BD_VALID 0x8000000000000000ULL | |
53 | #define VLAN_BD_TOGGLE 0x4000000000000000ULL | |
54 | #define VLAN_BD_NO_CSUM 0x0200000000000000ULL | |
55 | #define VLAN_BD_CSUM_GOOD 0x0100000000000000ULL | |
56 | #define VLAN_BD_LEN_MASK 0x00ffffff00000000ULL | |
57 | #define VLAN_BD_LEN(bd) (((bd) & VLAN_BD_LEN_MASK) >> 32) | |
58 | #define VLAN_BD_ADDR_MASK 0x00000000ffffffffULL | |
59 | #define VLAN_BD_ADDR(bd) ((bd) & VLAN_BD_ADDR_MASK) | |
60 | ||
61 | #define VLAN_VALID_BD(addr, len) (VLAN_BD_VALID | \ | |
62 | (((len) << 32) & VLAN_BD_LEN_MASK) | \ | |
63 | (addr & VLAN_BD_ADDR_MASK)) | |
64 | ||
65 | #define VLAN_RXQC_TOGGLE 0x80 | |
66 | #define VLAN_RXQC_VALID 0x40 | |
67 | #define VLAN_RXQC_NO_CSUM 0x02 | |
68 | #define VLAN_RXQC_CSUM_GOOD 0x01 | |
69 | ||
70 | #define VLAN_RQ_ALIGNMENT 16 | |
71 | #define VLAN_RXQ_BD_OFF 0 | |
72 | #define VLAN_FILTER_BD_OFF 8 | |
73 | #define VLAN_RX_BDS_OFF 16 | |
74 | #define VLAN_MAX_BUFS ((SPAPR_VIO_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF) / 8) | |
75 | ||
76 | typedef struct VIOsPAPRVLANDevice { | |
77 | VIOsPAPRDevice sdev; | |
78 | NICConf nicconf; | |
79 | NICState *nic; | |
80 | int isopen; | |
81 | target_ulong buf_list; | |
82 | int add_buf_ptr, use_buf_ptr, rx_bufs; | |
83 | target_ulong rxq_ptr; | |
84 | } VIOsPAPRVLANDevice; | |
85 | ||
86 | static int spapr_vlan_can_receive(VLANClientState *nc) | |
87 | { | |
88 | VIOsPAPRVLANDevice *dev = DO_UPCAST(NICState, nc, nc)->opaque; | |
89 | ||
90 | return (dev->isopen && dev->rx_bufs > 0); | |
91 | } | |
92 | ||
93 | static ssize_t spapr_vlan_receive(VLANClientState *nc, const uint8_t *buf, | |
94 | size_t size) | |
95 | { | |
96 | VIOsPAPRDevice *sdev = DO_UPCAST(NICState, nc, nc)->opaque; | |
97 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
98 | vlan_bd_t rxq_bd = ldq_tce(sdev, dev->buf_list + VLAN_RXQ_BD_OFF); | |
99 | vlan_bd_t bd; | |
100 | int buf_ptr = dev->use_buf_ptr; | |
101 | uint64_t handle; | |
102 | uint8_t control; | |
103 | ||
104 | dprintf("spapr_vlan_receive() [%s] rx_bufs=%d\n", sdev->qdev.id, | |
105 | dev->rx_bufs); | |
106 | ||
107 | if (!dev->isopen) { | |
108 | return -1; | |
109 | } | |
110 | ||
111 | if (!dev->rx_bufs) { | |
112 | return -1; | |
113 | } | |
114 | ||
115 | do { | |
116 | buf_ptr += 8; | |
117 | if (buf_ptr >= SPAPR_VIO_TCE_PAGE_SIZE) { | |
118 | buf_ptr = VLAN_RX_BDS_OFF; | |
119 | } | |
120 | ||
121 | bd = ldq_tce(sdev, dev->buf_list + buf_ptr); | |
122 | dprintf("use_buf_ptr=%d bd=0x%016llx\n", | |
123 | buf_ptr, (unsigned long long)bd); | |
124 | } while ((!(bd & VLAN_BD_VALID) || (VLAN_BD_LEN(bd) < (size + 8))) | |
125 | && (buf_ptr != dev->use_buf_ptr)); | |
126 | ||
127 | if (!(bd & VLAN_BD_VALID) || (VLAN_BD_LEN(bd) < (size + 8))) { | |
128 | /* Failed to find a suitable buffer */ | |
129 | return -1; | |
130 | } | |
131 | ||
132 | /* Remove the buffer from the pool */ | |
133 | dev->rx_bufs--; | |
134 | dev->use_buf_ptr = buf_ptr; | |
135 | stq_tce(sdev, dev->buf_list + dev->use_buf_ptr, 0); | |
136 | ||
137 | dprintf("Found buffer: ptr=%d num=%d\n", dev->use_buf_ptr, dev->rx_bufs); | |
138 | ||
139 | /* Transfer the packet data */ | |
140 | if (spapr_tce_dma_write(sdev, VLAN_BD_ADDR(bd) + 8, buf, size) < 0) { | |
141 | return -1; | |
142 | } | |
143 | ||
144 | dprintf("spapr_vlan_receive: DMA write completed\n"); | |
145 | ||
146 | /* Update the receive queue */ | |
147 | control = VLAN_RXQC_TOGGLE | VLAN_RXQC_VALID; | |
148 | if (rxq_bd & VLAN_BD_TOGGLE) { | |
149 | control ^= VLAN_RXQC_TOGGLE; | |
150 | } | |
151 | ||
152 | handle = ldq_tce(sdev, VLAN_BD_ADDR(bd)); | |
153 | stq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 8, handle); | |
154 | stw_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 4, size); | |
155 | sth_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr + 2, 8); | |
156 | stb_tce(sdev, VLAN_BD_ADDR(rxq_bd) + dev->rxq_ptr, control); | |
157 | ||
158 | dprintf("wrote rxq entry (ptr=0x%llx): 0x%016llx 0x%016llx\n", | |
159 | (unsigned long long)dev->rxq_ptr, | |
160 | (unsigned long long)ldq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + | |
161 | dev->rxq_ptr), | |
162 | (unsigned long long)ldq_tce(sdev, VLAN_BD_ADDR(rxq_bd) + | |
163 | dev->rxq_ptr + 8)); | |
164 | ||
165 | dev->rxq_ptr += 16; | |
166 | if (dev->rxq_ptr >= VLAN_BD_LEN(rxq_bd)) { | |
167 | dev->rxq_ptr = 0; | |
168 | stq_tce(sdev, dev->buf_list + VLAN_RXQ_BD_OFF, rxq_bd ^ VLAN_BD_TOGGLE); | |
169 | } | |
170 | ||
171 | if (sdev->signal_state & 1) { | |
172 | qemu_irq_pulse(sdev->qirq); | |
173 | } | |
174 | ||
175 | return size; | |
176 | } | |
177 | ||
178 | static NetClientInfo net_spapr_vlan_info = { | |
179 | .type = NET_CLIENT_TYPE_NIC, | |
180 | .size = sizeof(NICState), | |
181 | .can_receive = spapr_vlan_can_receive, | |
182 | .receive = spapr_vlan_receive, | |
183 | }; | |
184 | ||
c17491b6 DG |
185 | static void spapr_vlan_reset(VIOsPAPRDevice *sdev) |
186 | { | |
187 | VIOsPAPRVLANDevice *dev = DO_UPCAST(VIOsPAPRVLANDevice, sdev, sdev); | |
188 | ||
189 | dev->buf_list = 0; | |
190 | dev->rx_bufs = 0; | |
191 | dev->isopen = 0; | |
192 | } | |
193 | ||
8d90ad90 DG |
194 | static int spapr_vlan_init(VIOsPAPRDevice *sdev) |
195 | { | |
196 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
8d90ad90 DG |
197 | |
198 | qemu_macaddr_default_if_unset(&dev->nicconf.macaddr); | |
199 | ||
200 | dev->nic = qemu_new_nic(&net_spapr_vlan_info, &dev->nicconf, | |
f79f2bfc | 201 | object_get_typename(OBJECT(sdev)), sdev->qdev.id, dev); |
8d90ad90 DG |
202 | qemu_format_nic_info_str(&dev->nic->nc, dev->nicconf.macaddr.a); |
203 | ||
204 | return 0; | |
205 | } | |
206 | ||
d601fac4 | 207 | void spapr_vlan_create(VIOsPAPRBus *bus, NICInfo *nd) |
8d90ad90 DG |
208 | { |
209 | DeviceState *dev; | |
8d90ad90 DG |
210 | |
211 | dev = qdev_create(&bus->bus, "spapr-vlan"); | |
8d90ad90 DG |
212 | |
213 | qdev_set_nic_properties(dev, nd); | |
214 | ||
215 | qdev_init_nofail(dev); | |
8d90ad90 DG |
216 | } |
217 | ||
218 | static int spapr_vlan_devnode(VIOsPAPRDevice *dev, void *fdt, int node_off) | |
219 | { | |
220 | VIOsPAPRVLANDevice *vdev = (VIOsPAPRVLANDevice *)dev; | |
221 | uint8_t padded_mac[8] = {0, 0}; | |
222 | int ret; | |
223 | ||
224 | /* Some old phyp versions give the mac address in an 8-byte | |
225 | * property. The kernel driver has an insane workaround for this; | |
226 | * rather than doing the obvious thing and checking the property | |
227 | * length, it checks whether the first byte has 0b10 in the low | |
228 | * bits. If a correct 6-byte property has a different first byte | |
229 | * the kernel will get the wrong mac address, overrunning its | |
230 | * buffer in the process (read only, thank goodness). | |
231 | * | |
232 | * Here we workaround the kernel workaround by always supplying an | |
233 | * 8-byte property, with the mac address in the last six bytes */ | |
234 | memcpy(&padded_mac[2], &vdev->nicconf.macaddr, ETH_ALEN); | |
235 | ret = fdt_setprop(fdt, node_off, "local-mac-address", | |
236 | padded_mac, sizeof(padded_mac)); | |
237 | if (ret < 0) { | |
238 | return ret; | |
239 | } | |
240 | ||
241 | ret = fdt_setprop_cell(fdt, node_off, "ibm,mac-address-filters", 0); | |
242 | if (ret < 0) { | |
243 | return ret; | |
244 | } | |
245 | ||
246 | return 0; | |
247 | } | |
248 | ||
249 | static int check_bd(VIOsPAPRVLANDevice *dev, vlan_bd_t bd, | |
250 | target_ulong alignment) | |
251 | { | |
252 | if ((VLAN_BD_ADDR(bd) % alignment) | |
253 | || (VLAN_BD_LEN(bd) % alignment)) { | |
254 | return -1; | |
255 | } | |
256 | ||
257 | if (spapr_vio_check_tces(&dev->sdev, VLAN_BD_ADDR(bd), | |
258 | VLAN_BD_LEN(bd), SPAPR_TCE_RW) != 0) { | |
259 | return -1; | |
260 | } | |
261 | ||
262 | return 0; | |
263 | } | |
264 | ||
e2684c0b | 265 | static target_ulong h_register_logical_lan(CPUPPCState *env, |
8d90ad90 DG |
266 | sPAPREnvironment *spapr, |
267 | target_ulong opcode, | |
268 | target_ulong *args) | |
269 | { | |
270 | target_ulong reg = args[0]; | |
271 | target_ulong buf_list = args[1]; | |
272 | target_ulong rec_queue = args[2]; | |
273 | target_ulong filter_list = args[3]; | |
274 | VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); | |
275 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
276 | vlan_bd_t filter_list_bd; | |
8d90ad90 DG |
277 | |
278 | if (!dev) { | |
279 | return H_PARAMETER; | |
280 | } | |
281 | ||
282 | if (dev->isopen) { | |
283 | hcall_dprintf("H_REGISTER_LOGICAL_LAN called twice without " | |
284 | "H_FREE_LOGICAL_LAN\n"); | |
285 | return H_RESOURCE; | |
286 | } | |
287 | ||
288 | if (check_bd(dev, VLAN_VALID_BD(buf_list, SPAPR_VIO_TCE_PAGE_SIZE), | |
289 | SPAPR_VIO_TCE_PAGE_SIZE) < 0) { | |
d9599c92 | 290 | hcall_dprintf("Bad buf_list 0x" TARGET_FMT_lx "\n", buf_list); |
8d90ad90 DG |
291 | return H_PARAMETER; |
292 | } | |
293 | ||
294 | filter_list_bd = VLAN_VALID_BD(filter_list, SPAPR_VIO_TCE_PAGE_SIZE); | |
295 | if (check_bd(dev, filter_list_bd, SPAPR_VIO_TCE_PAGE_SIZE) < 0) { | |
d9599c92 | 296 | hcall_dprintf("Bad filter_list 0x" TARGET_FMT_lx "\n", filter_list); |
8d90ad90 DG |
297 | return H_PARAMETER; |
298 | } | |
299 | ||
300 | if (!(rec_queue & VLAN_BD_VALID) | |
301 | || (check_bd(dev, rec_queue, VLAN_RQ_ALIGNMENT) < 0)) { | |
d9599c92 | 302 | hcall_dprintf("Bad receive queue\n"); |
8d90ad90 DG |
303 | return H_PARAMETER; |
304 | } | |
305 | ||
306 | dev->buf_list = buf_list; | |
307 | sdev->signal_state = 0; | |
308 | ||
309 | rec_queue &= ~VLAN_BD_TOGGLE; | |
310 | ||
311 | /* Initialize the buffer list */ | |
312 | stq_tce(sdev, buf_list, rec_queue); | |
313 | stq_tce(sdev, buf_list + 8, filter_list_bd); | |
314 | spapr_tce_dma_zero(sdev, buf_list + VLAN_RX_BDS_OFF, | |
315 | SPAPR_VIO_TCE_PAGE_SIZE - VLAN_RX_BDS_OFF); | |
316 | dev->add_buf_ptr = VLAN_RX_BDS_OFF - 8; | |
317 | dev->use_buf_ptr = VLAN_RX_BDS_OFF - 8; | |
318 | dev->rx_bufs = 0; | |
319 | dev->rxq_ptr = 0; | |
320 | ||
321 | /* Initialize the receive queue */ | |
322 | spapr_tce_dma_zero(sdev, VLAN_BD_ADDR(rec_queue), VLAN_BD_LEN(rec_queue)); | |
323 | ||
324 | dev->isopen = 1; | |
325 | return H_SUCCESS; | |
326 | } | |
327 | ||
328 | ||
e2684c0b | 329 | static target_ulong h_free_logical_lan(CPUPPCState *env, sPAPREnvironment *spapr, |
8d90ad90 DG |
330 | target_ulong opcode, target_ulong *args) |
331 | { | |
332 | target_ulong reg = args[0]; | |
333 | VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); | |
334 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
335 | ||
336 | if (!dev) { | |
337 | return H_PARAMETER; | |
338 | } | |
339 | ||
340 | if (!dev->isopen) { | |
341 | hcall_dprintf("H_FREE_LOGICAL_LAN called without " | |
342 | "H_REGISTER_LOGICAL_LAN\n"); | |
343 | return H_RESOURCE; | |
344 | } | |
345 | ||
c17491b6 | 346 | spapr_vlan_reset(sdev); |
8d90ad90 DG |
347 | return H_SUCCESS; |
348 | } | |
349 | ||
e2684c0b | 350 | static target_ulong h_add_logical_lan_buffer(CPUPPCState *env, |
8d90ad90 DG |
351 | sPAPREnvironment *spapr, |
352 | target_ulong opcode, | |
353 | target_ulong *args) | |
354 | { | |
355 | target_ulong reg = args[0]; | |
356 | target_ulong buf = args[1]; | |
357 | VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); | |
358 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
359 | vlan_bd_t bd; | |
360 | ||
361 | dprintf("H_ADD_LOGICAL_LAN_BUFFER(0x" TARGET_FMT_lx | |
362 | ", 0x" TARGET_FMT_lx ")\n", reg, buf); | |
363 | ||
364 | if (!sdev) { | |
d9599c92 | 365 | hcall_dprintf("Bad device\n"); |
8d90ad90 DG |
366 | return H_PARAMETER; |
367 | } | |
368 | ||
369 | if ((check_bd(dev, buf, 4) < 0) | |
370 | || (VLAN_BD_LEN(buf) < 16)) { | |
d9599c92 | 371 | hcall_dprintf("Bad buffer enqueued\n"); |
8d90ad90 DG |
372 | return H_PARAMETER; |
373 | } | |
374 | ||
375 | if (!dev->isopen || dev->rx_bufs >= VLAN_MAX_BUFS) { | |
376 | return H_RESOURCE; | |
377 | } | |
378 | ||
379 | do { | |
380 | dev->add_buf_ptr += 8; | |
381 | if (dev->add_buf_ptr >= SPAPR_VIO_TCE_PAGE_SIZE) { | |
382 | dev->add_buf_ptr = VLAN_RX_BDS_OFF; | |
383 | } | |
384 | ||
385 | bd = ldq_tce(sdev, dev->buf_list + dev->add_buf_ptr); | |
386 | } while (bd & VLAN_BD_VALID); | |
387 | ||
388 | stq_tce(sdev, dev->buf_list + dev->add_buf_ptr, buf); | |
389 | ||
390 | dev->rx_bufs++; | |
391 | ||
392 | dprintf("h_add_logical_lan_buffer(): Added buf ptr=%d rx_bufs=%d" | |
393 | " bd=0x%016llx\n", dev->add_buf_ptr, dev->rx_bufs, | |
394 | (unsigned long long)buf); | |
395 | ||
396 | return H_SUCCESS; | |
397 | } | |
398 | ||
e2684c0b | 399 | static target_ulong h_send_logical_lan(CPUPPCState *env, sPAPREnvironment *spapr, |
8d90ad90 DG |
400 | target_ulong opcode, target_ulong *args) |
401 | { | |
402 | target_ulong reg = args[0]; | |
403 | target_ulong *bufs = args + 1; | |
404 | target_ulong continue_token = args[7]; | |
405 | VIOsPAPRDevice *sdev = spapr_vio_find_by_reg(spapr->vio_bus, reg); | |
406 | VIOsPAPRVLANDevice *dev = (VIOsPAPRVLANDevice *)sdev; | |
407 | unsigned total_len; | |
408 | uint8_t *lbuf, *p; | |
409 | int i, nbufs; | |
410 | int ret; | |
411 | ||
412 | dprintf("H_SEND_LOGICAL_LAN(0x" TARGET_FMT_lx ", <bufs>, 0x" | |
413 | TARGET_FMT_lx ")\n", reg, continue_token); | |
414 | ||
415 | if (!sdev) { | |
416 | return H_PARAMETER; | |
417 | } | |
418 | ||
419 | dprintf("rxbufs = %d\n", dev->rx_bufs); | |
420 | ||
421 | if (!dev->isopen) { | |
422 | return H_DROPPED; | |
423 | } | |
424 | ||
425 | if (continue_token) { | |
426 | return H_HARDWARE; /* FIXME actually handle this */ | |
427 | } | |
428 | ||
429 | total_len = 0; | |
430 | for (i = 0; i < 6; i++) { | |
431 | dprintf(" buf desc: 0x" TARGET_FMT_lx "\n", bufs[i]); | |
432 | if (!(bufs[i] & VLAN_BD_VALID)) { | |
433 | break; | |
434 | } | |
435 | total_len += VLAN_BD_LEN(bufs[i]); | |
436 | } | |
437 | ||
438 | nbufs = i; | |
439 | dprintf("h_send_logical_lan() %d buffers, total length 0x%x\n", | |
440 | nbufs, total_len); | |
441 | ||
442 | if (total_len == 0) { | |
443 | return H_SUCCESS; | |
444 | } | |
445 | ||
446 | if (total_len > MAX_PACKET_SIZE) { | |
447 | /* Don't let the guest force too large an allocation */ | |
448 | return H_RESOURCE; | |
449 | } | |
450 | ||
451 | lbuf = alloca(total_len); | |
452 | p = lbuf; | |
453 | for (i = 0; i < nbufs; i++) { | |
454 | ret = spapr_tce_dma_read(sdev, VLAN_BD_ADDR(bufs[i]), | |
455 | p, VLAN_BD_LEN(bufs[i])); | |
456 | if (ret < 0) { | |
457 | return ret; | |
458 | } | |
459 | ||
460 | p += VLAN_BD_LEN(bufs[i]); | |
461 | } | |
462 | ||
463 | qemu_send_packet(&dev->nic->nc, lbuf, total_len); | |
464 | ||
465 | return H_SUCCESS; | |
466 | } | |
467 | ||
e2684c0b | 468 | static target_ulong h_multicast_ctrl(CPUPPCState *env, sPAPREnvironment *spapr, |
8d90ad90 DG |
469 | target_ulong opcode, target_ulong *args) |
470 | { | |
471 | target_ulong reg = args[0]; | |
472 | VIOsPAPRDevice *dev = spapr_vio_find_by_reg(spapr->vio_bus, reg); | |
473 | ||
474 | if (!dev) { | |
475 | return H_PARAMETER; | |
476 | } | |
477 | ||
478 | return H_SUCCESS; | |
479 | } | |
480 | ||
3954d33a | 481 | static Property spapr_vlan_properties[] = { |
d601fac4 | 482 | DEFINE_SPAPR_PROPERTIES(VIOsPAPRVLANDevice, sdev, 0x10000000), |
3954d33a AL |
483 | DEFINE_NIC_PROPERTIES(VIOsPAPRVLANDevice, nicconf), |
484 | DEFINE_PROP_END_OF_LIST(), | |
485 | }; | |
486 | ||
487 | static void spapr_vlan_class_init(ObjectClass *klass, void *data) | |
488 | { | |
39bffca2 | 489 | DeviceClass *dc = DEVICE_CLASS(klass); |
3954d33a AL |
490 | VIOsPAPRDeviceClass *k = VIO_SPAPR_DEVICE_CLASS(klass); |
491 | ||
492 | k->init = spapr_vlan_init; | |
c17491b6 | 493 | k->reset = spapr_vlan_reset; |
3954d33a AL |
494 | k->devnode = spapr_vlan_devnode; |
495 | k->dt_name = "l-lan"; | |
496 | k->dt_type = "network"; | |
497 | k->dt_compatible = "IBM,l-lan"; | |
498 | k->signal_mask = 0x1; | |
39bffca2 | 499 | dc->props = spapr_vlan_properties; |
3954d33a AL |
500 | } |
501 | ||
39bffca2 AL |
502 | static TypeInfo spapr_vlan_info = { |
503 | .name = "spapr-vlan", | |
504 | .parent = TYPE_VIO_SPAPR_DEVICE, | |
505 | .instance_size = sizeof(VIOsPAPRVLANDevice), | |
506 | .class_init = spapr_vlan_class_init, | |
8d90ad90 DG |
507 | }; |
508 | ||
83f7d43a | 509 | static void spapr_vlan_register_types(void) |
8d90ad90 | 510 | { |
1fc02533 DG |
511 | spapr_register_hypercall(H_REGISTER_LOGICAL_LAN, h_register_logical_lan); |
512 | spapr_register_hypercall(H_FREE_LOGICAL_LAN, h_free_logical_lan); | |
513 | spapr_register_hypercall(H_SEND_LOGICAL_LAN, h_send_logical_lan); | |
514 | spapr_register_hypercall(H_ADD_LOGICAL_LAN_BUFFER, | |
515 | h_add_logical_lan_buffer); | |
516 | spapr_register_hypercall(H_MULTICAST_CTRL, h_multicast_ctrl); | |
39bffca2 | 517 | type_register_static(&spapr_vlan_info); |
8d90ad90 | 518 | } |
83f7d43a AF |
519 | |
520 | type_init(spapr_vlan_register_types) |