1/*
2 * Copyright (c) 2017, Mellanox Technologies, Ltd. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32#ifndef MLX5_IFC_FPGA_H
33#define MLX5_IFC_FPGA_H
34
35struct mlx5_ifc_fpga_shell_caps_bits {
36 u8 max_num_qps[0x10];
37 u8 reserved_at_10[0x8];
38 u8 total_rcv_credits[0x8];
39
40 u8 reserved_at_20[0xe];
41 u8 qp_type[0x2];
42 u8 reserved_at_30[0x5];
43 u8 rae[0x1];
44 u8 rwe[0x1];
45 u8 rre[0x1];
46 u8 reserved_at_38[0x4];
47 u8 dc[0x1];
48 u8 ud[0x1];
49 u8 uc[0x1];
50 u8 rc[0x1];
51
52 u8 reserved_at_40[0x1a];
53 u8 log_ddr_size[0x6];
54
55 u8 max_fpga_qp_msg_size[0x20];
56
57 u8 reserved_at_80[0x180];
58};
59
60struct mlx5_ifc_fpga_cap_bits {
61 u8 fpga_id[0x8];
62 u8 fpga_device[0x18];
63
64 u8 register_file_ver[0x20];
65
66 u8 fpga_ctrl_modify[0x1];
67 u8 reserved_at_41[0x5];
68 u8 access_reg_query_mode[0x2];
69 u8 reserved_at_48[0x6];
70 u8 access_reg_modify_mode[0x2];
71 u8 reserved_at_50[0x10];
72
73 u8 reserved_at_60[0x20];
74
75 u8 image_version[0x20];
76
77 u8 image_date[0x20];
78
79 u8 image_time[0x20];
80
81 u8 shell_version[0x20];
82
83 u8 reserved_at_100[0x80];
84
85 struct mlx5_ifc_fpga_shell_caps_bits shell_caps;
86
87 u8 reserved_at_380[0x8];
88 u8 ieee_vendor_id[0x18];
89
90 u8 sandbox_product_version[0x10];
91 u8 sandbox_product_id[0x10];
92
93 u8 sandbox_basic_caps[0x20];
94
95 u8 reserved_at_3e0[0x10];
96 u8 sandbox_extended_caps_len[0x10];
97
98 u8 sandbox_extended_caps_addr[0x40];
99
100 u8 fpga_ddr_start_addr[0x40];
101
102 u8 fpga_cr_space_start_addr[0x40];
103
104 u8 fpga_ddr_size[0x20];
105
106 u8 fpga_cr_space_size[0x20];
107
108 u8 reserved_at_500[0x300];
109};
110
111enum {
112 MLX5_FPGA_CTRL_OPERATION_LOAD = 0x1,
113 MLX5_FPGA_CTRL_OPERATION_RESET = 0x2,
114 MLX5_FPGA_CTRL_OPERATION_FLASH_SELECT = 0x3,
115 MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_ON = 0x4,
116 MLX5_FPGA_CTRL_OPERATION_SANDBOX_BYPASS_OFF = 0x5,
117 MLX5_FPGA_CTRL_OPERATION_RESET_SANDBOX = 0x6,
118};
119
120struct mlx5_ifc_fpga_ctrl_bits {
121 u8 reserved_at_0[0x8];
122 u8 operation[0x8];
123 u8 reserved_at_10[0x8];
124 u8 status[0x8];
125
126 u8 reserved_at_20[0x8];
127 u8 flash_select_admin[0x8];
128 u8 reserved_at_30[0x8];
129 u8 flash_select_oper[0x8];
130
131 u8 reserved_at_40[0x40];
132};
133
134enum {
135 MLX5_FPGA_ERROR_EVENT_SYNDROME_CORRUPTED_DDR = 0x1,
136 MLX5_FPGA_ERROR_EVENT_SYNDROME_FLASH_TIMEOUT = 0x2,
137 MLX5_FPGA_ERROR_EVENT_SYNDROME_INTERNAL_LINK_ERROR = 0x3,
138 MLX5_FPGA_ERROR_EVENT_SYNDROME_WATCHDOG_FAILURE = 0x4,
139 MLX5_FPGA_ERROR_EVENT_SYNDROME_I2C_FAILURE = 0x5,
140 MLX5_FPGA_ERROR_EVENT_SYNDROME_IMAGE_CHANGED = 0x6,
141 MLX5_FPGA_ERROR_EVENT_SYNDROME_TEMPERATURE_CRITICAL = 0x7,
142};
143
144struct mlx5_ifc_fpga_error_event_bits {
145 u8 reserved_at_0[0x40];
146
147 u8 reserved_at_40[0x18];
148 u8 syndrome[0x8];
149
150 u8 reserved_at_60[0x80];
151};
152
153#define MLX5_FPGA_ACCESS_REG_SIZE_MAX 64
154
155struct mlx5_ifc_fpga_access_reg_bits {
156 u8 reserved_at_0[0x20];
157
158 u8 reserved_at_20[0x10];
159 u8 size[0x10];
160
161 u8 address[0x40];
162
163 u8 data[0][0x8];
164};
165
166enum mlx5_ifc_fpga_qp_state {
167 MLX5_FPGA_QPC_STATE_INIT = 0x0,
168 MLX5_FPGA_QPC_STATE_ACTIVE = 0x1,
169 MLX5_FPGA_QPC_STATE_ERROR = 0x2,
170};
171
172enum mlx5_ifc_fpga_qp_type {
173 MLX5_FPGA_QPC_QP_TYPE_SHELL_QP = 0x0,
174 MLX5_FPGA_QPC_QP_TYPE_SANDBOX_QP = 0x1,
175};
176
177enum mlx5_ifc_fpga_qp_service_type {
178 MLX5_FPGA_QPC_ST_RC = 0x0,
179};
180
181struct mlx5_ifc_fpga_qpc_bits {
182 u8 state[0x4];
183 u8 reserved_at_4[0x1b];
184 u8 qp_type[0x1];
185
186 u8 reserved_at_20[0x4];
187 u8 st[0x4];
188 u8 reserved_at_28[0x10];
189 u8 traffic_class[0x8];
190
191 u8 ether_type[0x10];
192 u8 prio[0x3];
193 u8 dei[0x1];
194 u8 vid[0xc];
195
196 u8 reserved_at_60[0x20];
197
198 u8 reserved_at_80[0x8];
199 u8 next_rcv_psn[0x18];
200
201 u8 reserved_at_a0[0x8];
202 u8 next_send_psn[0x18];
203
204 u8 reserved_at_c0[0x10];
205 u8 pkey[0x10];
206
207 u8 reserved_at_e0[0x8];
208 u8 remote_qpn[0x18];
209
210 u8 reserved_at_100[0x15];
211 u8 rnr_retry[0x3];
212 u8 reserved_at_118[0x5];
213 u8 retry_count[0x3];
214
215 u8 reserved_at_120[0x20];
216
217 u8 reserved_at_140[0x10];
218 u8 remote_mac_47_32[0x10];
219
220 u8 remote_mac_31_0[0x20];
221
222 u8 remote_ip[16][0x8];
223
224 u8 reserved_at_200[0x40];
225
226 u8 reserved_at_240[0x10];
227 u8 fpga_mac_47_32[0x10];
228
229 u8 fpga_mac_31_0[0x20];
230
231 u8 fpga_ip[16][0x8];
232};
233
234struct mlx5_ifc_fpga_create_qp_in_bits {
235 u8 opcode[0x10];
236 u8 reserved_at_10[0x10];
237
238 u8 reserved_at_20[0x10];
239 u8 op_mod[0x10];
240
241 u8 reserved_at_40[0x40];
242
243 struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
244};
245
246struct mlx5_ifc_fpga_create_qp_out_bits {
247 u8 status[0x8];
248 u8 reserved_at_8[0x18];
249
250 u8 syndrome[0x20];
251
252 u8 reserved_at_40[0x8];
253 u8 fpga_qpn[0x18];
254
255 u8 reserved_at_60[0x20];
256
257 struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
258};
259
260struct mlx5_ifc_fpga_modify_qp_in_bits {
261 u8 opcode[0x10];
262 u8 reserved_at_10[0x10];
263
264 u8 reserved_at_20[0x10];
265 u8 op_mod[0x10];
266
267 u8 reserved_at_40[0x8];
268 u8 fpga_qpn[0x18];
269
270 u8 field_select[0x20];
271
272 struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
273};
274
275struct mlx5_ifc_fpga_modify_qp_out_bits {
276 u8 status[0x8];
277 u8 reserved_at_8[0x18];
278
279 u8 syndrome[0x20];
280
281 u8 reserved_at_40[0x40];
282};
283
284struct mlx5_ifc_fpga_query_qp_in_bits {
285 u8 opcode[0x10];
286 u8 reserved_at_10[0x10];
287
288 u8 reserved_at_20[0x10];
289 u8 op_mod[0x10];
290
291 u8 reserved_at_40[0x8];
292 u8 fpga_qpn[0x18];
293
294 u8 reserved_at_60[0x20];
295};
296
297struct mlx5_ifc_fpga_query_qp_out_bits {
298 u8 status[0x8];
299 u8 reserved_at_8[0x18];
300
301 u8 syndrome[0x20];
302
303 u8 reserved_at_40[0x40];
304
305 struct mlx5_ifc_fpga_qpc_bits fpga_qpc;
306};
307
308struct mlx5_ifc_fpga_query_qp_counters_in_bits {
309 u8 opcode[0x10];
310 u8 reserved_at_10[0x10];
311
312 u8 reserved_at_20[0x10];
313 u8 op_mod[0x10];
314
315 u8 clear[0x1];
316 u8 reserved_at_41[0x7];
317 u8 fpga_qpn[0x18];
318
319 u8 reserved_at_60[0x20];
320};
321
322struct mlx5_ifc_fpga_query_qp_counters_out_bits {
323 u8 status[0x8];
324 u8 reserved_at_8[0x18];
325
326 u8 syndrome[0x20];
327
328 u8 reserved_at_40[0x40];
329
330 u8 rx_ack_packets[0x40];
331
332 u8 rx_send_packets[0x40];
333
334 u8 tx_ack_packets[0x40];
335
336 u8 tx_send_packets[0x40];
337
338 u8 rx_total_drop[0x40];
339
340 u8 reserved_at_1c0[0x1c0];
341};
342
343struct mlx5_ifc_fpga_destroy_qp_in_bits {
344 u8 opcode[0x10];
345 u8 reserved_at_10[0x10];
346
347 u8 reserved_at_20[0x10];
348 u8 op_mod[0x10];
349
350 u8 reserved_at_40[0x8];
351 u8 fpga_qpn[0x18];
352
353 u8 reserved_at_60[0x20];
354};
355
356struct mlx5_ifc_fpga_destroy_qp_out_bits {
357 u8 status[0x8];
358 u8 reserved_at_8[0x18];
359
360 u8 syndrome[0x20];
361
362 u8 reserved_at_40[0x40];
363};
364
365enum {
366 MLX5_FPGA_QP_ERROR_EVENT_SYNDROME_RETRY_COUNTER_EXPIRED = 0x1,
367 MLX5_FPGA_QP_ERROR_EVENT_SYNDROME_RNR_EXPIRED = 0x2,
368};
369
370struct mlx5_ifc_fpga_qp_error_event_bits {
371 u8 reserved_at_0[0x40];
372
373 u8 reserved_at_40[0x18];
374 u8 syndrome[0x8];
375
376 u8 reserved_at_60[0x60];
377
378 u8 reserved_at_c0[0x8];
379 u8 fpga_qpn[0x18];
380};
381#endif /* MLX5_IFC_FPGA_H */
382

source code of linux/include/linux/mlx5/mlx5_ifc_fpga.h