aboutsummaryrefslogtreecommitdiffstats
path: root/src/plugins/vmxnet3/vmxnet3_test.c
blob: d32bceefe5b11364a4a5f827b9f6cacd251c4f78 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
/*
 *------------------------------------------------------------------
 * Copyright (c) 2018 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *------------------------------------------------------------------
 */

#include <vlib/vlib.h>
#include <vlib/unix/unix.h>
#include <vlib/pci/pci.h>
#include <vnet/ethernet/ethernet.h>

#include <vat/vat.h>
#include <vlibapi/api.h>
#include <vlibmemory/api.h>

#include <vppinfra/error.h>
#include <vmxnet3/vmxnet3.h>

#define __plugin_msg_base vmxnet3_test_main.msg_id_base
#include <vlibapi/vat_helper_macros.h>

/* declare message IDs */
#include <vmxnet3/vmxnet3_msg_enum.h>

/* Get CRC codes of the messages defined outside of this plugin */
#define vl_msg_name_crc_list
#include <vpp/api/vpe_all_api_h.h>
#undef vl_msg_name_crc_list

/* define message structures */
#define vl_typedefs
#include <vpp/api/vpe_all_api_h.h>
#include <vmxnet3/vmxnet3_all_api_h.h>
#undef vl_typedefs

/* declare message handlers for each api */
#define vl_endianfun
#include <vmxnet3/vmxnet3_all_api_h.h>
#undef vl_endianfun

/* instantiate all the print functions we know about */
#define vl_print(handle, ...)
#define vl_printfun
#include <vmxnet3/vmxnet3_all_api_h.h>
#undef vl_printfun

/* get API version number */
#define vl_api_version(n,v) static u32 api_version=(v);
#include <vmxnet3/vmxnet3_all_api_h.h>
#undef vp_api_version

typedef struct
{
  /* API message ID base */
  u16 msg_id_base;
  u32 ping_id;
  vat_main_t *vat_main;
} vmxnet3_test_main_t;

vmxnet3_test_main_t vmxnet3_test_main;

#define foreach_standard_reply_retval_handler		\
_(vmxnet3_delete_reply)

#define _(n)                                            \
    static void vl_api_##n##_t_handler                  \
    (vl_api_##n##_t * mp)                               \
    {                                                   \
        vat_main_t * vam = vmxnet3_test_main.vat_main; 	\
        i32 retval = ntohl(mp->retval);                 \
        if (vam->async_mode) {                          \
            vam->async_errors += (retval < 0);          \
        } else {                                        \
            vam->retval = retval;                       \
            vam->result_ready = 1;                      \
        }                                               \
    }
foreach_standard_reply_retval_handler;
#undef _

#define foreach_vpe_api_reply_msg			\
_(VMXNET3_CREATE_REPLY, vmxnet3_create_reply)		\
_(VMXNET3_DELETE_REPLY, vmxnet3_delete_reply)           \
_(VMXNET3_DETAILS, vmxnet3_details)

/* vmxnet3 create API */
static int
api_vmxnet3_create (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_vmxnet3_create_t *mp;
  vmxnet3_create_if_args_t args;
  int ret;
  u32 size;

  clib_memset (&args, 0, sizeof (vmxnet3_create_if_args_t));

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "%U", unformat_vlib_pci_addr, &args.addr))
	;
      else if (unformat (i, "elog"))
	args.enable_elog = 1;
      else if (unformat (i, "bind"))
	args.bind = 1;
      else if (unformat (i, "rx-queue-size %u", &size))
	args.rxq_size = size;
      else if (unformat (i, "tx-queue-size %u", &size))
	args.txq_size = size;
      else if (unformat (i, "num-tx-queues %u", &size))
	args.txq_num = size;
      else if (unformat (i, "num-rx-queues %u", &size))
	args.rxq_num = size;
      else
	{
	  clib_warning ("unknown input '%U'", format_unformat_error, i);
	  return -99;
	}
    }

  M (VMXNET3_CREATE, mp);

  mp->pci_addr = clib_host_to_net_u32 (args.addr.as_u32);
  mp->enable_elog = clib_host_to_net_u16 (args.enable_elog);
  mp->rxq_size = clib_host_to_net_u16 (args.rxq_size);
  mp->txq_size = clib_host_to_net_u16 (args.txq_size);
  mp->txq_num = clib_host_to_net_u16 (args.txq_num);
  mp->rxq_num = clib_host_to_net_u16 (args.rxq_num);
  mp->bind = args.bind;

  S (mp);
  W (ret);

  return ret;
}

/* vmxnet3-create reply handler */
static void
vl_api_vmxnet3_create_reply_t_handler (vl_api_vmxnet3_create_reply_t * mp)
{
  vat_main_t *vam = vmxnet3_test_main.vat_main;
  i32 retval = ntohl (mp->retval);

  if (retval == 0)
    {
      fformat (vam->ofp, "created vmxnet3 with sw_if_index %d\n",
	       ntohl (mp->sw_if_index));
    }

  vam->retval = retval;
  vam->result_ready = 1;
  vam->regenerate_interface_table = 1;
}

/* vmxnet3 delete API */
static int
api_vmxnet3_delete (vat_main_t * vam)
{
  unformat_input_t *i = vam->input;
  vl_api_vmxnet3_delete_t *mp;
  u32 sw_if_index = 0;
  u8 index_defined = 0;
  int ret;

  while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
    {
      if (unformat (i, "sw_if_index %u", &sw_if_index))
	index_defined = 1;
      else
	{
	  clib_warning ("unknown input '%U'", format_unformat_error, i);
	  return -99;
	}
    }

  if (!index_defined)
    {
      errmsg ("missing sw_if_index\n");
      return -99;
    }

  M (VMXNET3_DELETE, mp);

  mp->sw_if_index = clib_host_to_net_u32 (sw_if_index);

  S (mp);
  W (ret);

  return ret;
}

static int
api_vmxnet3_dump (vat_main_t * vam)
{
  vmxnet3_test_main_t *vxm = &vmxnet3_test_main;
  vl_api_vmxnet3_dump_t *mp;
  vl_api_control_ping_t *mp_ping;
  int ret;

  if (vam->json_output)
    {
      clib_warning ("JSON output not supported for vmxnet3_dump");
      return -99;
    }

  M (VMXNET3_DUMP, mp);
  S (mp);

  /* Use a control ping for synchronization */
  mp_ping = vl_msg_api_alloc_as_if_client (sizeof (*mp_ping));
  mp_ping->_vl_msg_id = htons (vxm->ping_id);
  mp_ping->client_index = vam->my_client_index;

  fformat (vam->ofp, "Sending ping id=%d\n", vxm->ping_id);

  vam->result_ready = 0;
  S (mp_ping);

  W (ret);
  return ret;
}

static u8 *
format_pci_addr (u8 * s, va_list * va)
{
  vlib_pci_addr_t *addr = va_arg (*va, vlib_pci_addr_t *);
  return format (s, "%04x:%02x:%02x.%x", addr->domain, addr->bus,
		 addr->slot, addr->function);
}

static void
vl_api_vmxnet3_details_t_handler (vl_api_vmxnet3_details_t * mp)
{
  vat_main_t *vam = vmxnet3_test_main.vat_main;
  u32 pci_addr = ntohl (mp->pci_addr);
  u16 qid;

  fformat (vam->ofp, "%s: sw_if_index %u mac %U\n"
	   "   version: %u\n"
	   "   PCI Address: %U\n"
	   "   state %s\n",
	   mp->if_name, ntohl (mp->sw_if_index), format_ethernet_address,
	   mp->hw_addr, mp->version,
	   format_pci_addr, &pci_addr, mp->admin_up_down ? "up" : "down");
  for (qid = 0; qid < mp->rx_count; qid++)
    {
      vl_api_vmxnet3_rx_list_t *rx_list = &mp->rx_list[qid];
      fformat (vam->ofp,
	       "   RX Queue %u\n"
	       "     RX completion next index %u\n"
	       "     ring 0 size %u fill %u consume %u produce %u\n"
	       "     ring 1 size %u fill %u consume %u produce %u\n",
	       qid,
	       ntohs (rx_list->rx_next),
	       ntohs (rx_list->rx_qsize), ntohs (rx_list->rx_fill[0]),
	       ntohs (rx_list->rx_consume[0]),
	       ntohs (rx_list->rx_produce[0]),
	       ntohs (rx_list->rx_qsize), ntohs (rx_list->rx_fill[1]),
	       ntohs (rx_list->rx_consume[1]),
	       ntohs (rx_list->rx_produce[1]));
    }
  for (qid = 0; qid < mp->tx_count; qid++)
    {
      vl_api_vmxnet3_tx_list_t *tx_list = &mp->tx_list[qid];
      fformat (vam->ofp,
	       "   TX Queue %u\n"
	       "     TX completion next index %u\n"
	       "     size %u consume %u produce %u\n",
	       qid,
	       ntohs (tx_list->tx_next),
	       ntohs (tx_list->tx_qsize), ntohs (tx_list->tx_consume),
	       ntohs (tx_list->tx_produce));
    }
}

/*
 * List of messages that the api test plugin sends,
 * and that the data plane plugin processes
 */
#define foreach_vpe_api_msg					\
_(vmxnet3_create, "<pci-address> [rx-queue-size <size>] "	\
  "[tx-queue-size <size>] [num-tx-queues <num>]"		\
  "[num-rx-queues <num>] [bind]")				\
_(vmxnet3_delete, "sw_if_index <sw_if_index>")                  \
_(vmxnet3_dump, "")

static void
vmxnet3_vat_api_hookup (vat_main_t * vam)
{
  vmxnet3_test_main_t *vxm __attribute__ ((unused)) = &vmxnet3_test_main;
#define _(N,n)                                                  \
  vl_msg_api_set_handlers((VL_API_##N + vxm->msg_id_base),      \
                          #n,                                   \
                          vl_api_##n##_t_handler,               \
                          vl_noop_handler,                      \
                          vl_api_##n##_t_endian,                \
                          vl_api_##n##_t_print,                 \
                          sizeof(vl_api_##n##_t), 1);
  foreach_vpe_api_reply_msg;
#undef _

#define _(n,h)							\
  hash_set_mem (vam->function_by_name, #n, api_##n);
  foreach_vpe_api_msg;
#undef _

#define _(n,h) hash_set_mem (vam->help_by_name, #n, h);
  foreach_vpe_api_msg;
#undef _
}

clib_error_t *
vat_plugin_register (vat_main_t * vam)
{
  vmxnet3_test_main_t *vxm = &vmxnet3_test_main;
  u8 *name;

  vxm->vat_main = vam;

  name = format (0, "vmxnet3_%08x%c", api_version, 0);
  vxm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name);

  /* Get the control ping ID */
#define _(id,n,crc) \
  const char *id ## _CRC __attribute__ ((unused)) = #n "_" #crc;
  foreach_vl_msg_name_crc_vpe;
#undef _
  vxm->ping_id = vl_msg_api_get_msg_index ((u8 *) (VL_API_CONTROL_PING_CRC));

  if (vxm->msg_id_base != (u16) ~ 0)
    vmxnet3_vat_api_hookup (vam);

  vec_free (name);

  return 0;
}

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */