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1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc. 
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  */
27
28 /*
29  * File : ecore_init_ops.c
30  */
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
33
34 /* include the precompiled configuration values - only once */
35 #include "bcm_osal.h"
36 #include "ecore_hsi_common.h"
37 #include "ecore.h"
38 #include "ecore_hw.h"
39 #include "ecore_status.h"
40 #include "ecore_rt_defs.h"
41 #include "ecore_init_fw_funcs.h"
42
43 #ifndef CONFIG_ECORE_BINARY_FW
44 #ifdef CONFIG_ECORE_ZIPPED_FW
45 #include "ecore_init_values_zipped.h"
46 #else
47 #include "ecore_init_values.h"
48 #endif
49 #endif
50
51 #include "ecore_iro_values.h"
52 #include "ecore_sriov.h"
53 #include "ecore_gtt_values.h"
54 #include "reg_addr.h"
55 #include "ecore_init_ops.h"
56
57 #define ECORE_INIT_MAX_POLL_COUNT       100
58 #define ECORE_INIT_POLL_PERIOD_US       500
59
60 void ecore_init_iro_array(struct ecore_dev *p_dev)
61 {
62         p_dev->iro_arr = iro_arr;
63 }
64
65 /* Runtime configuration helpers */
66 void ecore_init_clear_rt_data(struct ecore_hwfn *p_hwfn)
67 {
68         int i;
69
70         for (i = 0; i < RUNTIME_ARRAY_SIZE; i++)
71                 p_hwfn->rt_data.b_valid[i] = false;
72 }
73
74 void ecore_init_store_rt_reg(struct ecore_hwfn *p_hwfn,
75                              u32 rt_offset, u32 val)
76 {
77         if (rt_offset >= RUNTIME_ARRAY_SIZE) {
78                 DP_ERR(p_hwfn,
79                        "Avoid storing %u in rt_data at index %u since RUNTIME_ARRAY_SIZE is %u!\n",
80                        val, rt_offset, RUNTIME_ARRAY_SIZE);
81                 return;
82         }
83
84         p_hwfn->rt_data.init_val[rt_offset] = val;
85         p_hwfn->rt_data.b_valid[rt_offset] = true;
86 }
87
88 void ecore_init_store_rt_agg(struct ecore_hwfn *p_hwfn,
89                              u32 rt_offset, u32 *p_val,
90                              osal_size_t size)
91 {
92         osal_size_t i;
93
94         if ((rt_offset + size - 1) >= RUNTIME_ARRAY_SIZE) {
95                 DP_ERR(p_hwfn,
96                        "Avoid storing values in rt_data at indices %u-%u since RUNTIME_ARRAY_SIZE is %u!\n",
97                        rt_offset, (u32)(rt_offset + size - 1),
98                        RUNTIME_ARRAY_SIZE);
99                 return;
100         }
101
102         for (i = 0; i < size / sizeof(u32); i++) {
103                 p_hwfn->rt_data.init_val[rt_offset + i] = p_val[i];
104                 p_hwfn->rt_data.b_valid[rt_offset + i] = true;
105
106         }
107 }
108
109 static enum _ecore_status_t ecore_init_rt(struct ecore_hwfn *p_hwfn,
110                                           struct ecore_ptt *p_ptt,
111                                           u32 addr,
112                                           u16 rt_offset,
113                                           u16 size,
114                                           bool b_must_dmae)
115 {
116         u32 *p_init_val = &p_hwfn->rt_data.init_val[rt_offset];
117         bool *p_valid = &p_hwfn->rt_data.b_valid[rt_offset];
118         u16 i, segment;
119         enum _ecore_status_t rc = ECORE_SUCCESS;
120
121         /* Since not all RT entries are initialized, go over the RT and
122          * for each segment of initialized values use DMA.
123          */
124         for (i = 0; i < size; i++) {
125                 if (!p_valid[i])
126                         continue;
127
128                 /* In case there isn't any wide-bus configuration here,
129                  * simply write the data instead of using dmae.
130                  */
131                 if (!b_must_dmae) {
132                         ecore_wr(p_hwfn, p_ptt, addr + (i << 2),
133                                  p_init_val[i]);
134                         continue;
135                 }
136
137                 /* Start of a new segment */
138                 for (segment = 1; i + segment < size; segment++)
139                         if (!p_valid[i + segment])
140                                 break;
141
142                 rc = ecore_dmae_host2grc(p_hwfn, p_ptt,
143                                          (osal_uintptr_t)(p_init_val + i),
144                                          addr + (i << 2), segment, 0);
145                 if (rc != ECORE_SUCCESS)
146                         return rc;
147
148                 /* Jump over the entire segment, including invalid entry */
149                 i += segment;
150         }
151
152         return rc;
153 }
154
155 enum _ecore_status_t ecore_init_alloc(struct ecore_hwfn *p_hwfn)
156 {
157         struct ecore_rt_data *rt_data = &p_hwfn->rt_data;
158
159         if (IS_VF(p_hwfn->p_dev))
160                 return ECORE_SUCCESS;
161
162         rt_data->b_valid = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
163                                        sizeof(bool) * RUNTIME_ARRAY_SIZE);
164         if (!rt_data->b_valid)
165                 return ECORE_NOMEM;
166
167         rt_data->init_val = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
168                                         sizeof(u32) * RUNTIME_ARRAY_SIZE);
169         if (!rt_data->init_val) {
170                 OSAL_FREE(p_hwfn->p_dev, rt_data->b_valid);
171                 rt_data->b_valid = OSAL_NULL;
172                 return ECORE_NOMEM;
173         }
174
175         return ECORE_SUCCESS;
176 }
177
178 void ecore_init_free(struct ecore_hwfn *p_hwfn)
179 {
180         OSAL_FREE(p_hwfn->p_dev, p_hwfn->rt_data.init_val);
181         p_hwfn->rt_data.init_val = OSAL_NULL;
182         OSAL_FREE(p_hwfn->p_dev, p_hwfn->rt_data.b_valid);
183         p_hwfn->rt_data.b_valid = OSAL_NULL;
184 }
185
186 static enum _ecore_status_t ecore_init_array_dmae(struct ecore_hwfn *p_hwfn,
187                                   struct ecore_ptt *p_ptt,
188                                   u32 addr, u32 dmae_data_offset,
189                                   u32 size, const u32 *p_buf,
190                                   bool b_must_dmae, bool b_can_dmae)
191 {
192         enum _ecore_status_t rc = ECORE_SUCCESS;
193
194         /* Perform DMAE only for lengthy enough sections or for wide-bus */
195 #ifndef ASIC_ONLY
196         if ((CHIP_REV_IS_SLOW(p_hwfn->p_dev) && (size < 16)) ||
197             !b_can_dmae || (!b_must_dmae && (size < 16))) {
198 #else
199         if (!b_can_dmae || (!b_must_dmae && (size < 16))) {
200 #endif
201                 const u32 *data = p_buf + dmae_data_offset;
202                 u32 i;
203
204                 for (i = 0; i < size; i++)
205                         ecore_wr(p_hwfn, p_ptt, addr + (i << 2), data[i]);
206         } else {
207             rc = ecore_dmae_host2grc(p_hwfn, p_ptt,
208                                      (osal_uintptr_t)(p_buf +
209                                                       dmae_data_offset),
210                                      addr, size, 0);
211         }
212
213         return rc;
214 }
215
216 static enum _ecore_status_t ecore_init_fill_dmae(struct ecore_hwfn *p_hwfn,
217                                                  struct ecore_ptt *p_ptt,
218                                                  u32 addr, u32 fill_count)
219 {
220         static u32 zero_buffer[DMAE_MAX_RW_SIZE];
221
222         OSAL_MEMSET(zero_buffer, 0, sizeof(u32) * DMAE_MAX_RW_SIZE);
223
224         return ecore_dmae_host2grc(p_hwfn, p_ptt,
225                                    (osal_uintptr_t)(&(zero_buffer[0])),
226                                    addr, fill_count,
227                                    ECORE_DMAE_FLAG_RW_REPL_SRC);
228 }
229
230 static void ecore_init_fill(struct ecore_hwfn *p_hwfn,
231                             struct ecore_ptt *p_ptt,
232                             u32 addr, u32 fill, u32 fill_count)
233 {
234         u32 i;
235
236         for (i = 0; i < fill_count; i++, addr += sizeof(u32))
237                 ecore_wr(p_hwfn, p_ptt, addr, fill);
238 }
239
240
241 static enum _ecore_status_t ecore_init_cmd_array(struct ecore_hwfn *p_hwfn,
242                                                  struct ecore_ptt *p_ptt,
243                                                  struct init_write_op *cmd,
244                                                  bool b_must_dmae,
245                                                  bool b_can_dmae)
246 {
247         u32 dmae_array_offset = OSAL_LE32_TO_CPU(cmd->args.array_offset);
248         u32 data = OSAL_LE32_TO_CPU(cmd->data);
249         u32 addr = GET_FIELD(data, INIT_WRITE_OP_ADDRESS) << 2;
250 #ifdef CONFIG_ECORE_ZIPPED_FW
251         u32 offset, output_len, input_len, max_size;
252 #endif
253         struct ecore_dev *p_dev = p_hwfn->p_dev;
254         union init_array_hdr *hdr;
255         const u32 *array_data;
256         enum _ecore_status_t rc = ECORE_SUCCESS;
257         u32 size;
258
259         array_data = p_dev->fw_data->arr_data;
260
261         hdr = (union init_array_hdr *) (array_data +
262                                         dmae_array_offset);
263         data = OSAL_LE32_TO_CPU(hdr->raw.data);
264         switch (GET_FIELD(data, INIT_ARRAY_RAW_HDR_TYPE)) {
265         case INIT_ARR_ZIPPED:
266 #ifdef CONFIG_ECORE_ZIPPED_FW
267                 offset = dmae_array_offset + 1;
268                 input_len = GET_FIELD(data,
269                                       INIT_ARRAY_ZIPPED_HDR_ZIPPED_SIZE);
270                 max_size = MAX_ZIPPED_SIZE * 4;
271                 OSAL_MEMSET(p_hwfn->unzip_buf, 0, max_size);
272
273                 output_len = OSAL_UNZIP_DATA(p_hwfn, input_len,
274                                              (u8 *)&array_data[offset],
275                                              max_size, (u8 *)p_hwfn->unzip_buf);
276                 if (output_len) {
277                         rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr, 0,
278                                                    output_len,
279                                                    p_hwfn->unzip_buf,
280                                                    b_must_dmae, b_can_dmae);
281                 } else {
282                         DP_NOTICE(p_hwfn, true,
283                                   "Failed to unzip dmae data\n");
284                         rc = ECORE_INVAL;
285                 }
286 #else
287                 DP_NOTICE(p_hwfn, true,
288                           "Using zipped firmware without config enabled\n");
289                 rc = ECORE_INVAL;
290 #endif
291                 break;
292         case INIT_ARR_PATTERN:
293         {
294                 u32 repeats = GET_FIELD(data,
295                                         INIT_ARRAY_PATTERN_HDR_REPETITIONS);
296                 u32 i;
297
298                 size = GET_FIELD(data,
299                                  INIT_ARRAY_PATTERN_HDR_PATTERN_SIZE);
300
301                 for (i = 0; i < repeats; i++, addr += size << 2) {
302                         rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr,
303                                                    dmae_array_offset + 1,
304                                                    size, array_data,
305                                                    b_must_dmae, b_can_dmae);
306                         if (rc)
307                                 break;
308                 }
309                 break;
310         }
311         case INIT_ARR_STANDARD:
312                 size = GET_FIELD(data,
313                                  INIT_ARRAY_STANDARD_HDR_SIZE);
314                 rc = ecore_init_array_dmae(p_hwfn, p_ptt, addr,
315                                            dmae_array_offset + 1,
316                                            size, array_data,
317                                            b_must_dmae, b_can_dmae);
318                 break;
319         }
320
321         return rc;
322 }
323
324 /* init_ops write command */
325 static enum _ecore_status_t ecore_init_cmd_wr(struct ecore_hwfn *p_hwfn,
326                                               struct ecore_ptt *p_ptt,
327                                               struct init_write_op *p_cmd,
328                                               bool b_can_dmae)
329 {
330         u32 data = OSAL_LE32_TO_CPU(p_cmd->data);
331         bool b_must_dmae = GET_FIELD(data, INIT_WRITE_OP_WIDE_BUS);
332         u32 addr = GET_FIELD(data, INIT_WRITE_OP_ADDRESS) << 2;
333         enum _ecore_status_t rc = ECORE_SUCCESS;
334
335         /* Sanitize */
336         if (b_must_dmae && !b_can_dmae) {
337                 DP_NOTICE(p_hwfn, true,
338                           "Need to write to %08x for Wide-bus but DMAE isn't allowed\n",
339                           addr);
340                 return ECORE_INVAL;
341         }
342
343         switch (GET_FIELD(data, INIT_WRITE_OP_SOURCE)) {
344         case INIT_SRC_INLINE:
345                 data = OSAL_LE32_TO_CPU(p_cmd->args.inline_val);
346                 ecore_wr(p_hwfn, p_ptt, addr, data);
347                 break;
348         case INIT_SRC_ZEROS:
349                 data = OSAL_LE32_TO_CPU(p_cmd->args.zeros_count);
350                 if (b_must_dmae || (b_can_dmae && (data >= 64)))
351                         rc = ecore_init_fill_dmae(p_hwfn, p_ptt, addr, data);
352                 else
353                         ecore_init_fill(p_hwfn, p_ptt, addr, 0, data);
354                 break;
355         case INIT_SRC_ARRAY:
356                 rc = ecore_init_cmd_array(p_hwfn, p_ptt, p_cmd,
357                                           b_must_dmae, b_can_dmae);
358                 break;
359         case INIT_SRC_RUNTIME:
360                 ecore_init_rt(p_hwfn, p_ptt, addr,
361                               OSAL_LE16_TO_CPU(p_cmd->args.runtime.offset),
362                               OSAL_LE16_TO_CPU(p_cmd->args.runtime.size),
363                               b_must_dmae);
364                 break;
365         }
366
367         return rc;
368 }
369
370 static OSAL_INLINE bool comp_eq(u32 val, u32 expected_val)
371 {
372         return (val == expected_val);
373 }
374
375 static OSAL_INLINE bool comp_and(u32 val, u32 expected_val)
376 {
377         return (val & expected_val) == expected_val;
378 }
379
380 static OSAL_INLINE bool comp_or(u32 val, u32 expected_val)
381 {
382         return (val | expected_val) > 0;
383 }
384
385 /* init_ops read/poll commands */
386 static void ecore_init_cmd_rd(struct ecore_hwfn *p_hwfn,
387                               struct ecore_ptt *p_ptt,
388                               struct init_read_op *cmd)
389 {
390         bool (*comp_check)(u32 val, u32 expected_val);
391         u32 delay = ECORE_INIT_POLL_PERIOD_US, val;
392         u32 data, addr, poll;
393         int i;
394
395         data = OSAL_LE32_TO_CPU(cmd->op_data);
396         addr = GET_FIELD(data, INIT_READ_OP_ADDRESS) << 2;
397         poll = GET_FIELD(data, INIT_READ_OP_POLL_TYPE);
398
399 #ifndef ASIC_ONLY
400         if (CHIP_REV_IS_EMUL(p_hwfn->p_dev))
401                 delay *= 100;
402 #endif
403
404         val = ecore_rd(p_hwfn, p_ptt, addr);
405
406         if (poll == INIT_POLL_NONE)
407                 return;
408
409         switch (poll) {
410         case INIT_POLL_EQ:
411                 comp_check = comp_eq;
412                 break;
413         case INIT_POLL_OR:
414                 comp_check = comp_or;
415                 break;
416         case INIT_POLL_AND:
417                 comp_check = comp_and;
418                 break;
419         default:
420                 DP_ERR(p_hwfn, "Invalid poll comparison type %08x\n",
421                        cmd->op_data);
422                 return;
423         }
424
425         data = OSAL_LE32_TO_CPU(cmd->expected_val);
426         for (i = 0;
427              i < ECORE_INIT_MAX_POLL_COUNT && !comp_check(val, data);
428              i++) {
429                 OSAL_UDELAY(delay);
430                 val = ecore_rd(p_hwfn, p_ptt, addr);
431         }
432
433         if (i == ECORE_INIT_MAX_POLL_COUNT)
434                 DP_ERR(p_hwfn, "Timeout when polling reg: 0x%08x [ Waiting-for: %08x Got: %08x (comparsion %08x)]\n",
435                        addr,
436                        OSAL_LE32_TO_CPU(cmd->expected_val), val,
437                        OSAL_LE32_TO_CPU(cmd->op_data));
438 }
439
440 static u8 ecore_init_cmd_mode_match(struct ecore_hwfn *p_hwfn,
441                                     u16 *p_offset, int modes)
442 {
443         struct ecore_dev *p_dev = p_hwfn->p_dev;
444         const u8 *modes_tree_buf;
445         u8 arg1, arg2, tree_val;
446
447         modes_tree_buf = p_dev->fw_data->modes_tree_buf;
448         tree_val = modes_tree_buf[(*p_offset)++];
449         switch(tree_val) {
450         case INIT_MODE_OP_NOT:
451                 return ecore_init_cmd_mode_match(p_hwfn, p_offset, modes) ^ 1;
452         case INIT_MODE_OP_OR:
453                 arg1 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
454                 arg2 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
455                 return arg1 | arg2;
456         case INIT_MODE_OP_AND:
457                 arg1 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
458                 arg2 = ecore_init_cmd_mode_match(p_hwfn, p_offset, modes);
459                 return arg1 & arg2;
460         default:
461                 tree_val -= MAX_INIT_MODE_OPS;
462                 return (modes & (1 << tree_val)) ? 1 : 0;
463         }
464 }
465
466 static u32 ecore_init_cmd_mode(struct ecore_hwfn *p_hwfn,
467                                struct init_if_mode_op *p_cmd, int modes)
468 {
469         u16 offset = OSAL_LE16_TO_CPU(p_cmd->modes_buf_offset);
470
471         if (ecore_init_cmd_mode_match(p_hwfn, &offset, modes))
472                 return 0;
473         else
474                 return GET_FIELD(OSAL_LE32_TO_CPU(p_cmd->op_data),
475                                  INIT_IF_MODE_OP_CMD_OFFSET);
476 }
477
478 static u32 ecore_init_cmd_phase(struct init_if_phase_op *p_cmd,
479                                 u32 phase, u32 phase_id)
480 {
481         u32 data = OSAL_LE32_TO_CPU(p_cmd->phase_data);
482
483         if (!(GET_FIELD(data, INIT_IF_PHASE_OP_PHASE) == phase &&
484               (GET_FIELD(data, INIT_IF_PHASE_OP_PHASE_ID) == ANY_PHASE_ID ||
485                GET_FIELD(data, INIT_IF_PHASE_OP_PHASE_ID) == phase_id)))
486                 return GET_FIELD(OSAL_LE32_TO_CPU(p_cmd->op_data),
487                                  INIT_IF_PHASE_OP_CMD_OFFSET);
488         else
489                 return 0;
490 }
491
492 enum _ecore_status_t ecore_init_run(struct ecore_hwfn *p_hwfn,
493                                     struct ecore_ptt *p_ptt,
494                                     int phase,
495                                     int phase_id,
496                                     int modes)
497 {
498         struct ecore_dev *p_dev = p_hwfn->p_dev;
499         u32 cmd_num, num_init_ops;
500         union init_op *init_ops;
501         bool b_dmae = false;
502         enum _ecore_status_t rc = ECORE_SUCCESS;
503
504         num_init_ops = p_dev->fw_data->init_ops_size;
505         init_ops = p_dev->fw_data->init_ops;
506
507 #ifdef CONFIG_ECORE_ZIPPED_FW
508         p_hwfn->unzip_buf = OSAL_ZALLOC(p_hwfn->p_dev, GFP_ATOMIC,
509                                         MAX_ZIPPED_SIZE * 4);
510         if (!p_hwfn->unzip_buf) {
511                 DP_NOTICE(p_hwfn, true, "Failed to allocate unzip buffer\n");
512                 return ECORE_NOMEM;
513         }
514 #endif
515
516         for (cmd_num = 0; cmd_num < num_init_ops; cmd_num++) {
517                 union init_op *cmd = &init_ops[cmd_num];
518                 u32 data = OSAL_LE32_TO_CPU(cmd->raw.op_data);
519
520                 switch (GET_FIELD(data, INIT_CALLBACK_OP_OP)) {
521                 case INIT_OP_WRITE:
522                         rc = ecore_init_cmd_wr(p_hwfn, p_ptt, &cmd->write,
523                                                b_dmae);
524                         break;
525
526                 case INIT_OP_READ:
527                         ecore_init_cmd_rd(p_hwfn, p_ptt, &cmd->read);
528                         break;
529
530                 case INIT_OP_IF_MODE:
531                         cmd_num += ecore_init_cmd_mode(p_hwfn, &cmd->if_mode,
532                                                        modes);
533                         break;
534                 case INIT_OP_IF_PHASE:
535                         cmd_num += ecore_init_cmd_phase(&cmd->if_phase, phase,
536                                                         phase_id);
537                         b_dmae = GET_FIELD(data,
538                                            INIT_IF_PHASE_OP_DMAE_ENABLE);
539                         break;
540                 case INIT_OP_DELAY:
541                         /* ecore_init_run is always invoked from
542                          * sleep-able context
543                          */
544                         OSAL_UDELAY(cmd->delay.delay);
545                         break;
546
547                 case INIT_OP_CALLBACK:
548                         DP_NOTICE(p_hwfn, true,
549                                   "Currently init values have no need of callbacks\n");
550                         break;
551                 }
552
553                 if (rc)
554                         break;
555         }
556 #ifdef CONFIG_ECORE_ZIPPED_FW
557         OSAL_FREE(p_hwfn->p_dev, p_hwfn->unzip_buf);
558         p_hwfn->unzip_buf = OSAL_NULL;
559 #endif
560         return rc;
561 }
562
563 void ecore_gtt_init(struct ecore_hwfn *p_hwfn,
564                     struct ecore_ptt *p_ptt)
565 {
566         u32 gtt_base;
567         u32 i;
568
569 #ifndef ASIC_ONLY
570         if (CHIP_REV_IS_SLOW(p_hwfn->p_dev)) {
571                 /* This is done by MFW on ASIC; regardless, this should only
572                  * be done once per chip [i.e., common]. Implementation is
573                  * not too bright, but it should work on the simple FPGA/EMUL
574                  * scenarios.
575                  */
576                 static bool initialized = false;
577                 int poll_cnt = 500;
578                 u32 val;
579
580                 /* initialize PTT/GTT (poll for completion) */
581                 if (!initialized) {
582                         ecore_wr(p_hwfn, p_ptt,
583                                  PGLUE_B_REG_START_INIT_PTT_GTT, 1);
584                         initialized = true;
585                 }
586
587                 do {
588                         /* ptt might be overrided by HW until this is done */
589                         OSAL_UDELAY(10);
590                         ecore_ptt_invalidate(p_hwfn);
591                         val = ecore_rd(p_hwfn, p_ptt,
592                                        PGLUE_B_REG_INIT_DONE_PTT_GTT);
593                 } while ((val != 1) && --poll_cnt);
594
595                 if (!poll_cnt)
596                         DP_ERR(p_hwfn, "PGLUE_B_REG_INIT_DONE didn't complete\n");
597         }
598 #endif
599
600         /* Set the global windows */
601         gtt_base = PXP_PF_WINDOW_ADMIN_START + PXP_PF_WINDOW_ADMIN_GLOBAL_START;
602
603         for (i = 0; i < OSAL_ARRAY_SIZE(pxp_global_win); i++)
604                 if (pxp_global_win[i])
605                         REG_WR(p_hwfn, gtt_base + i * PXP_GLOBAL_ENTRY_SIZE,
606                                pxp_global_win[i]);
607 }
608
609 enum _ecore_status_t ecore_init_fw_data(struct ecore_dev *p_dev,
610 #ifdef CONFIG_ECORE_BINARY_FW
611                                         const u8 *fw_data)
612 #else
613                                         const u8 OSAL_UNUSED *fw_data)
614 #endif
615 {
616         struct ecore_fw_data *fw = p_dev->fw_data;
617
618 #ifdef CONFIG_ECORE_BINARY_FW
619         struct bin_buffer_hdr *buf_hdr;
620         u32 offset, len;
621
622         if (!fw_data) {
623                 DP_NOTICE(p_dev, true, "Invalid fw data\n");
624                 return ECORE_INVAL;
625         }
626
627         buf_hdr = (struct bin_buffer_hdr *)fw_data;
628
629         offset = buf_hdr[BIN_BUF_INIT_FW_VER_INFO].offset;
630         fw->fw_ver_info = (struct fw_ver_info *)(fw_data + offset);
631
632         offset = buf_hdr[BIN_BUF_INIT_CMD].offset;
633         fw->init_ops = (union init_op *)(fw_data + offset);
634
635         offset = buf_hdr[BIN_BUF_INIT_VAL].offset;
636         fw->arr_data = (u32 *)(fw_data + offset);
637
638         offset = buf_hdr[BIN_BUF_INIT_MODE_TREE].offset;
639         fw->modes_tree_buf = (u8 *)(fw_data + offset);
640         len = buf_hdr[BIN_BUF_INIT_CMD].length;
641         fw->init_ops_size = len / sizeof(struct init_raw_op);
642 #else
643         fw->init_ops = (union init_op *)init_ops;
644         fw->arr_data = (u32 *)init_val;
645         fw->modes_tree_buf = (u8 *)modes_tree_buf;
646         fw->init_ops_size = init_ops_size;
647 #endif
648
649         return ECORE_SUCCESS;
650 }