xref: /rk3399_ARM-atf/plat/intel/soc/common/socfpga_sip_svc.c (revision cd3a7794cb77779554a9b2a6d9ef5779967bfb18)
1 /*
2  * Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #include <assert.h>
8 #include <common/debug.h>
9 #include <common/runtime_svc.h>
10 #include <lib/mmio.h>
11 #include <tools_share/uuid.h>
12 
13 #include "socfpga_fcs.h"
14 #include "socfpga_mailbox.h"
15 #include "socfpga_reset_manager.h"
16 #include "socfpga_sip_svc.h"
17 
18 
19 /* Total buffer the driver can hold */
20 #define FPGA_CONFIG_BUFFER_SIZE 4
21 
22 static config_type request_type = NO_REQUEST;
23 static int current_block, current_buffer;
24 static int read_block, max_blocks;
25 static uint32_t send_id, rcv_id;
26 static uint32_t bytes_per_block, blocks_submitted;
27 static bool bridge_disable;
28 
29 /* RSU static variables */
30 static uint32_t rsu_dcmf_ver[4] = {0};
31 static uint16_t rsu_dcmf_stat[4] = {0};
32 static uint32_t rsu_max_retry;
33 
34 /*  SiP Service UUID */
35 DEFINE_SVC_UUID2(intl_svc_uid,
36 		0xa85273b0, 0xe85a, 0x4862, 0xa6, 0x2a,
37 		0xfa, 0x88, 0x88, 0x17, 0x68, 0x81);
38 
39 static uint64_t socfpga_sip_handler(uint32_t smc_fid,
40 				   uint64_t x1,
41 				   uint64_t x2,
42 				   uint64_t x3,
43 				   uint64_t x4,
44 				   void *cookie,
45 				   void *handle,
46 				   uint64_t flags)
47 {
48 	ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
49 	SMC_RET1(handle, SMC_UNK);
50 }
51 
52 struct fpga_config_info fpga_config_buffers[FPGA_CONFIG_BUFFER_SIZE];
53 
54 static int intel_fpga_sdm_write_buffer(struct fpga_config_info *buffer)
55 {
56 	uint32_t args[3];
57 
58 	while (max_blocks > 0 && buffer->size > buffer->size_written) {
59 		args[0] = (1<<8);
60 		args[1] = buffer->addr + buffer->size_written;
61 		if (buffer->size - buffer->size_written <= bytes_per_block) {
62 			args[2] = buffer->size - buffer->size_written;
63 			current_buffer++;
64 			current_buffer %= FPGA_CONFIG_BUFFER_SIZE;
65 		} else {
66 			args[2] = bytes_per_block;
67 		}
68 
69 		buffer->size_written += args[2];
70 		mailbox_send_cmd_async(&send_id, MBOX_RECONFIG_DATA, args,
71 					3U, CMD_INDIRECT);
72 
73 		buffer->subblocks_sent++;
74 		max_blocks--;
75 	}
76 
77 	return !max_blocks;
78 }
79 
80 static int intel_fpga_sdm_write_all(void)
81 {
82 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
83 		if (intel_fpga_sdm_write_buffer(
84 			&fpga_config_buffers[current_buffer])) {
85 			break;
86 		}
87 	}
88 	return 0;
89 }
90 
91 static uint32_t intel_mailbox_fpga_config_isdone(void)
92 {
93 	uint32_t ret;
94 
95 	switch (request_type) {
96 	case RECONFIGURATION:
97 		ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
98 							true);
99 		break;
100 	case BITSTREAM_AUTH:
101 		ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
102 							false);
103 		break;
104 	default:
105 		ret = intel_mailbox_get_config_status(MBOX_CONFIG_STATUS,
106 							false);
107 		break;
108 	}
109 
110 	if (ret != 0U) {
111 		if (ret == MBOX_CFGSTAT_STATE_CONFIG) {
112 			return INTEL_SIP_SMC_STATUS_BUSY;
113 		} else {
114 			request_type = NO_REQUEST;
115 			return INTEL_SIP_SMC_STATUS_ERROR;
116 		}
117 	}
118 
119 	if (bridge_disable != 0U) {
120 		socfpga_bridges_enable(~0);	/* Enable bridge */
121 		bridge_disable = false;
122 	}
123 	request_type = NO_REQUEST;
124 
125 	return INTEL_SIP_SMC_STATUS_OK;
126 }
127 
128 static int mark_last_buffer_xfer_completed(uint32_t *buffer_addr_completed)
129 {
130 	int i;
131 
132 	for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
133 		if (fpga_config_buffers[i].block_number == current_block) {
134 			fpga_config_buffers[i].subblocks_sent--;
135 			if (fpga_config_buffers[i].subblocks_sent == 0
136 			&& fpga_config_buffers[i].size <=
137 			fpga_config_buffers[i].size_written) {
138 				fpga_config_buffers[i].write_requested = 0;
139 				current_block++;
140 				*buffer_addr_completed =
141 					fpga_config_buffers[i].addr;
142 				return 0;
143 			}
144 		}
145 	}
146 
147 	return -1;
148 }
149 
150 static int intel_fpga_config_completed_write(uint32_t *completed_addr,
151 					uint32_t *count, uint32_t *job_id)
152 {
153 	uint32_t resp[5];
154 	unsigned int resp_len = ARRAY_SIZE(resp);
155 	int status = INTEL_SIP_SMC_STATUS_OK;
156 	int all_completed = 1;
157 	*count = 0;
158 
159 	while (*count < 3) {
160 
161 		status = mailbox_read_response(job_id,
162 				resp, &resp_len);
163 
164 		if (status < 0) {
165 			break;
166 		}
167 
168 		max_blocks++;
169 
170 		if (mark_last_buffer_xfer_completed(
171 			&completed_addr[*count]) == 0) {
172 			*count = *count + 1;
173 		} else {
174 			break;
175 		}
176 	}
177 
178 	if (*count <= 0) {
179 		if (status != MBOX_NO_RESPONSE &&
180 			status != MBOX_TIMEOUT && resp_len != 0) {
181 			mailbox_clear_response();
182 			request_type = NO_REQUEST;
183 			return INTEL_SIP_SMC_STATUS_ERROR;
184 		}
185 
186 		*count = 0;
187 	}
188 
189 	intel_fpga_sdm_write_all();
190 
191 	if (*count > 0) {
192 		status = INTEL_SIP_SMC_STATUS_OK;
193 	} else if (*count == 0) {
194 		status = INTEL_SIP_SMC_STATUS_BUSY;
195 	}
196 
197 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
198 		if (fpga_config_buffers[i].write_requested != 0) {
199 			all_completed = 0;
200 			break;
201 		}
202 	}
203 
204 	if (all_completed == 1) {
205 		return INTEL_SIP_SMC_STATUS_OK;
206 	}
207 
208 	return status;
209 }
210 
211 static int intel_fpga_config_start(uint32_t flag)
212 {
213 	uint32_t argument = 0x1;
214 	uint32_t response[3];
215 	int status = 0;
216 	unsigned int size = 0;
217 	unsigned int resp_len = ARRAY_SIZE(response);
218 
219 	request_type = RECONFIGURATION;
220 
221 	if (!CONFIG_TEST_FLAG(flag, PARTIAL_CONFIG)) {
222 		bridge_disable = true;
223 	}
224 
225 	if (CONFIG_TEST_FLAG(flag, AUTHENTICATION)) {
226 		size = 1;
227 		bridge_disable = false;
228 		request_type = BITSTREAM_AUTH;
229 	}
230 
231 	mailbox_clear_response();
232 
233 	mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_CANCEL, NULL, 0U,
234 			CMD_CASUAL, NULL, NULL);
235 
236 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_RECONFIG, &argument, size,
237 			CMD_CASUAL, response, &resp_len);
238 
239 	if (status < 0) {
240 		bridge_disable = false;
241 		request_type = NO_REQUEST;
242 		return INTEL_SIP_SMC_STATUS_ERROR;
243 	}
244 
245 	max_blocks = response[0];
246 	bytes_per_block = response[1];
247 
248 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
249 		fpga_config_buffers[i].size = 0;
250 		fpga_config_buffers[i].size_written = 0;
251 		fpga_config_buffers[i].addr = 0;
252 		fpga_config_buffers[i].write_requested = 0;
253 		fpga_config_buffers[i].block_number = 0;
254 		fpga_config_buffers[i].subblocks_sent = 0;
255 	}
256 
257 	blocks_submitted = 0;
258 	current_block = 0;
259 	read_block = 0;
260 	current_buffer = 0;
261 
262 	/* Disable bridge on full reconfiguration */
263 	if (bridge_disable) {
264 		socfpga_bridges_disable(~0);
265 	}
266 
267 	return INTEL_SIP_SMC_STATUS_OK;
268 }
269 
270 static bool is_fpga_config_buffer_full(void)
271 {
272 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
273 		if (!fpga_config_buffers[i].write_requested) {
274 			return false;
275 		}
276 	}
277 	return true;
278 }
279 
280 bool is_address_in_ddr_range(uint64_t addr, uint64_t size)
281 {
282 	if (!addr && !size) {
283 		return true;
284 	}
285 	if (size > (UINT64_MAX - addr)) {
286 		return false;
287 	}
288 	if (addr < BL31_LIMIT) {
289 		return false;
290 	}
291 	if (addr + size > DRAM_BASE + DRAM_SIZE) {
292 		return false;
293 	}
294 
295 	return true;
296 }
297 
298 static uint32_t intel_fpga_config_write(uint64_t mem, uint64_t size)
299 {
300 	int i;
301 
302 	intel_fpga_sdm_write_all();
303 
304 	if (!is_address_in_ddr_range(mem, size) ||
305 		is_fpga_config_buffer_full()) {
306 		return INTEL_SIP_SMC_STATUS_REJECTED;
307 	}
308 
309 	for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
310 		int j = (i + current_buffer) % FPGA_CONFIG_BUFFER_SIZE;
311 
312 		if (!fpga_config_buffers[j].write_requested) {
313 			fpga_config_buffers[j].addr = mem;
314 			fpga_config_buffers[j].size = size;
315 			fpga_config_buffers[j].size_written = 0;
316 			fpga_config_buffers[j].write_requested = 1;
317 			fpga_config_buffers[j].block_number =
318 				blocks_submitted++;
319 			fpga_config_buffers[j].subblocks_sent = 0;
320 			break;
321 		}
322 	}
323 
324 	if (is_fpga_config_buffer_full()) {
325 		return INTEL_SIP_SMC_STATUS_BUSY;
326 	}
327 
328 	return INTEL_SIP_SMC_STATUS_OK;
329 }
330 
331 static int is_out_of_sec_range(uint64_t reg_addr)
332 {
333 #if DEBUG
334 	return 0;
335 #endif
336 
337 	switch (reg_addr) {
338 	case(0xF8011100):	/* ECCCTRL1 */
339 	case(0xF8011104):	/* ECCCTRL2 */
340 	case(0xF8011110):	/* ERRINTEN */
341 	case(0xF8011114):	/* ERRINTENS */
342 	case(0xF8011118):	/* ERRINTENR */
343 	case(0xF801111C):	/* INTMODE */
344 	case(0xF8011120):	/* INTSTAT */
345 	case(0xF8011124):	/* DIAGINTTEST */
346 	case(0xF801112C):	/* DERRADDRA */
347 	case(0xFA000000):	/* SMMU SCR0 */
348 	case(0xFA000004):	/* SMMU SCR1 */
349 	case(0xFA000400):	/* SMMU NSCR0 */
350 	case(0xFA004000):	/* SMMU SSD0_REG */
351 	case(0xFA000820):	/* SMMU SMR8 */
352 	case(0xFA000c20):	/* SMMU SCR8 */
353 	case(0xFA028000):	/* SMMU CB8_SCTRL */
354 	case(0xFA001020):	/* SMMU CBAR8 */
355 	case(0xFA028030):	/* SMMU TCR_LPAE */
356 	case(0xFA028020):	/* SMMU CB8_TTBR0_LOW */
357 	case(0xFA028024):	/* SMMU CB8_PRRR_HIGH */
358 	case(0xFA028038):	/* SMMU CB8_PRRR_MIR0 */
359 	case(0xFA02803C):	/* SMMU CB8_PRRR_MIR1 */
360 	case(0xFA028010):	/* SMMU_CB8)TCR2 */
361 	case(0xFFD080A4):	/* SDM SMMU STREAM ID REG */
362 	case(0xFA001820):	/* SMMU_CBA2R8 */
363 	case(0xFA000074):	/* SMMU_STLBGSTATUS */
364 	case(0xFA0287F4):	/* SMMU_CB8_TLBSTATUS */
365 	case(0xFA000060):	/* SMMU_STLBIALL */
366 	case(0xFA000070):	/* SMMU_STLBGSYNC */
367 	case(0xFA028618):	/* CB8_TLBALL */
368 	case(0xFA0287F0):	/* CB8_TLBSYNC */
369 	case(0xFFD12028):	/* SDMMCGRP_CTRL */
370 	case(0xFFD12044):	/* EMAC0 */
371 	case(0xFFD12048):	/* EMAC1 */
372 	case(0xFFD1204C):	/* EMAC2 */
373 	case(0xFFD12090):	/* ECC_INT_MASK_VALUE */
374 	case(0xFFD12094):	/* ECC_INT_MASK_SET */
375 	case(0xFFD12098):	/* ECC_INT_MASK_CLEAR */
376 	case(0xFFD1209C):	/* ECC_INTSTATUS_SERR */
377 	case(0xFFD120A0):	/* ECC_INTSTATUS_DERR */
378 	case(0xFFD120C0):	/* NOC_TIMEOUT */
379 	case(0xFFD120C4):	/* NOC_IDLEREQ_SET */
380 	case(0xFFD120C8):	/* NOC_IDLEREQ_CLR */
381 	case(0xFFD120D0):	/* NOC_IDLEACK */
382 	case(0xFFD120D4):	/* NOC_IDLESTATUS */
383 	case(0xFFD12200):	/* BOOT_SCRATCH_COLD0 */
384 	case(0xFFD12204):	/* BOOT_SCRATCH_COLD1 */
385 	case(0xFFD12220):	/* BOOT_SCRATCH_COLD8 */
386 	case(0xFFD12224):	/* BOOT_SCRATCH_COLD9 */
387 		return 0;
388 
389 	default:
390 		break;
391 	}
392 
393 	return -1;
394 }
395 
396 /* Secure register access */
397 uint32_t intel_secure_reg_read(uint64_t reg_addr, uint32_t *retval)
398 {
399 	if (is_out_of_sec_range(reg_addr)) {
400 		return INTEL_SIP_SMC_STATUS_ERROR;
401 	}
402 
403 	*retval = mmio_read_32(reg_addr);
404 
405 	return INTEL_SIP_SMC_STATUS_OK;
406 }
407 
408 uint32_t intel_secure_reg_write(uint64_t reg_addr, uint32_t val,
409 				uint32_t *retval)
410 {
411 	if (is_out_of_sec_range(reg_addr)) {
412 		return INTEL_SIP_SMC_STATUS_ERROR;
413 	}
414 
415 	mmio_write_32(reg_addr, val);
416 
417 	return intel_secure_reg_read(reg_addr, retval);
418 }
419 
420 uint32_t intel_secure_reg_update(uint64_t reg_addr, uint32_t mask,
421 				 uint32_t val, uint32_t *retval)
422 {
423 	if (!intel_secure_reg_read(reg_addr, retval)) {
424 		*retval &= ~mask;
425 		*retval |= val & mask;
426 		return intel_secure_reg_write(reg_addr, *retval, retval);
427 	}
428 
429 	return INTEL_SIP_SMC_STATUS_ERROR;
430 }
431 
432 /* Intel Remote System Update (RSU) services */
433 uint64_t intel_rsu_update_address;
434 
435 static uint32_t intel_rsu_status(uint64_t *respbuf, unsigned int respbuf_sz)
436 {
437 	if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
438 		return INTEL_SIP_SMC_RSU_ERROR;
439 	}
440 
441 	return INTEL_SIP_SMC_STATUS_OK;
442 }
443 
444 static uint32_t intel_rsu_update(uint64_t update_address)
445 {
446 	intel_rsu_update_address = update_address;
447 	return INTEL_SIP_SMC_STATUS_OK;
448 }
449 
450 static uint32_t intel_rsu_notify(uint32_t execution_stage)
451 {
452 	if (mailbox_hps_stage_notify(execution_stage) < 0) {
453 		return INTEL_SIP_SMC_RSU_ERROR;
454 	}
455 
456 	return INTEL_SIP_SMC_STATUS_OK;
457 }
458 
459 static uint32_t intel_rsu_retry_counter(uint32_t *respbuf, uint32_t respbuf_sz,
460 					uint32_t *ret_stat)
461 {
462 	if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
463 		return INTEL_SIP_SMC_RSU_ERROR;
464 	}
465 
466 	*ret_stat = respbuf[8];
467 	return INTEL_SIP_SMC_STATUS_OK;
468 }
469 
470 static uint32_t intel_rsu_copy_dcmf_version(uint64_t dcmf_ver_1_0,
471 					    uint64_t dcmf_ver_3_2)
472 {
473 	rsu_dcmf_ver[0] = dcmf_ver_1_0;
474 	rsu_dcmf_ver[1] = dcmf_ver_1_0 >> 32;
475 	rsu_dcmf_ver[2] = dcmf_ver_3_2;
476 	rsu_dcmf_ver[3] = dcmf_ver_3_2 >> 32;
477 
478 	return INTEL_SIP_SMC_STATUS_OK;
479 }
480 
481 static uint32_t intel_rsu_copy_dcmf_status(uint64_t dcmf_stat)
482 {
483 	rsu_dcmf_stat[0] = 0xFFFF & (dcmf_stat >> (0 * 16));
484 	rsu_dcmf_stat[1] = 0xFFFF & (dcmf_stat >> (1 * 16));
485 	rsu_dcmf_stat[2] = 0xFFFF & (dcmf_stat >> (2 * 16));
486 	rsu_dcmf_stat[3] = 0xFFFF & (dcmf_stat >> (3 * 16));
487 
488 	return INTEL_SIP_SMC_STATUS_OK;
489 }
490 
491 /* Intel HWMON services */
492 static uint32_t intel_hwmon_readtemp(uint32_t chan, uint32_t *retval)
493 {
494 	if (mailbox_hwmon_readtemp(chan, retval) < 0) {
495 		return INTEL_SIP_SMC_STATUS_ERROR;
496 	}
497 
498 	return INTEL_SIP_SMC_STATUS_OK;
499 }
500 
501 static uint32_t intel_hwmon_readvolt(uint32_t chan, uint32_t *retval)
502 {
503 	if (mailbox_hwmon_readvolt(chan, retval) < 0) {
504 		return INTEL_SIP_SMC_STATUS_ERROR;
505 	}
506 
507 	return INTEL_SIP_SMC_STATUS_OK;
508 }
509 
510 /* Mailbox services */
511 static uint32_t intel_smc_fw_version(uint32_t *fw_version)
512 {
513 	int status;
514 	unsigned int resp_len = CONFIG_STATUS_WORD_SIZE;
515 	uint32_t resp_data[CONFIG_STATUS_WORD_SIZE] = {0U};
516 
517 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CONFIG_STATUS, NULL, 0U,
518 			CMD_CASUAL, resp_data, &resp_len);
519 
520 	if (status < 0) {
521 		return INTEL_SIP_SMC_STATUS_ERROR;
522 	}
523 
524 	if (resp_len <= CONFIG_STATUS_FW_VER_OFFSET) {
525 		return INTEL_SIP_SMC_STATUS_ERROR;
526 	}
527 
528 	*fw_version = resp_data[CONFIG_STATUS_FW_VER_OFFSET] & CONFIG_STATUS_FW_VER_MASK;
529 
530 	return INTEL_SIP_SMC_STATUS_OK;
531 }
532 
533 static uint32_t intel_mbox_send_cmd(uint32_t cmd, uint32_t *args,
534 				unsigned int len, uint32_t urgent, uint64_t response,
535 				unsigned int resp_len, int *mbox_status,
536 				unsigned int *len_in_resp)
537 {
538 	*len_in_resp = 0;
539 	*mbox_status = GENERIC_RESPONSE_ERROR;
540 
541 	if (!is_address_in_ddr_range((uint64_t)args, sizeof(uint32_t) * len)) {
542 		return INTEL_SIP_SMC_STATUS_REJECTED;
543 	}
544 
545 	int status = mailbox_send_cmd(MBOX_JOB_ID, cmd, args, len, urgent,
546 					(uint32_t *) response, &resp_len);
547 
548 	if (status < 0) {
549 		*mbox_status = -status;
550 		return INTEL_SIP_SMC_STATUS_ERROR;
551 	}
552 
553 	*mbox_status = 0;
554 	*len_in_resp = resp_len;
555 
556 	flush_dcache_range(response, resp_len * MBOX_WORD_BYTE);
557 
558 	return INTEL_SIP_SMC_STATUS_OK;
559 }
560 
561 static int intel_smc_get_usercode(uint32_t *user_code)
562 {
563 	int status;
564 	unsigned int resp_len = sizeof(user_code) / MBOX_WORD_BYTE;
565 
566 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_GET_USERCODE, NULL,
567 				0U, CMD_CASUAL, user_code, &resp_len);
568 
569 	if (status < 0) {
570 		return INTEL_SIP_SMC_STATUS_ERROR;
571 	}
572 
573 	return INTEL_SIP_SMC_STATUS_OK;
574 }
575 
576 uint32_t intel_smc_service_completed(uint64_t addr, uint32_t size,
577 				uint32_t mode, uint32_t *job_id,
578 				uint32_t *ret_size, uint32_t *mbox_error)
579 {
580 	int status = 0;
581 	uint32_t resp_len = size / MBOX_WORD_BYTE;
582 
583 	if (resp_len > MBOX_DATA_MAX_LEN) {
584 		return INTEL_SIP_SMC_STATUS_REJECTED;
585 	}
586 
587 	if (!is_address_in_ddr_range(addr, size)) {
588 		return INTEL_SIP_SMC_STATUS_REJECTED;
589 	}
590 
591 	if (mode == SERVICE_COMPLETED_MODE_ASYNC) {
592 		status = mailbox_read_response_async(job_id,
593 				NULL, (uint32_t *) addr, &resp_len, 0);
594 	} else {
595 		status = mailbox_read_response(job_id,
596 				(uint32_t *) addr, &resp_len);
597 
598 		if (status == MBOX_NO_RESPONSE) {
599 			status = MBOX_BUSY;
600 		}
601 	}
602 
603 	if (status == MBOX_NO_RESPONSE) {
604 		return INTEL_SIP_SMC_STATUS_NO_RESPONSE;
605 	}
606 
607 	if (status == MBOX_BUSY) {
608 		return INTEL_SIP_SMC_STATUS_BUSY;
609 	}
610 
611 	*ret_size = resp_len * MBOX_WORD_BYTE;
612 	flush_dcache_range(addr, *ret_size);
613 
614 	if (status != MBOX_RET_OK) {
615 		*mbox_error = -status;
616 		return INTEL_SIP_SMC_STATUS_ERROR;
617 	}
618 
619 	return INTEL_SIP_SMC_STATUS_OK;
620 }
621 
622 /* Miscellaneous HPS services */
623 uint32_t intel_hps_set_bridges(uint64_t enable, uint64_t mask)
624 {
625 	int status = 0;
626 
627 	if ((enable & SOCFPGA_BRIDGE_ENABLE) != 0U) {
628 		if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
629 			status = socfpga_bridges_enable((uint32_t)mask);
630 		} else {
631 			status = socfpga_bridges_enable(~0);
632 		}
633 	} else {
634 		if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
635 			status = socfpga_bridges_disable((uint32_t)mask);
636 		} else {
637 			status = socfpga_bridges_disable(~0);
638 		}
639 	}
640 
641 	if (status < 0) {
642 		return INTEL_SIP_SMC_STATUS_ERROR;
643 	}
644 
645 	return INTEL_SIP_SMC_STATUS_OK;
646 }
647 
648 /*
649  * This function is responsible for handling all SiP calls from the NS world
650  */
651 
652 uintptr_t sip_smc_handler_v1(uint32_t smc_fid,
653 			 u_register_t x1,
654 			 u_register_t x2,
655 			 u_register_t x3,
656 			 u_register_t x4,
657 			 void *cookie,
658 			 void *handle,
659 			 u_register_t flags)
660 {
661 	uint32_t retval = 0, completed_addr[3];
662 	uint32_t retval2 = 0;
663 	uint32_t mbox_error = 0;
664 	uint64_t retval64, rsu_respbuf[9];
665 	int status = INTEL_SIP_SMC_STATUS_OK;
666 	int mbox_status;
667 	unsigned int len_in_resp;
668 	u_register_t x5, x6, x7;
669 
670 	switch (smc_fid) {
671 	case SIP_SVC_UID:
672 		/* Return UID to the caller */
673 		SMC_UUID_RET(handle, intl_svc_uid);
674 
675 	case INTEL_SIP_SMC_FPGA_CONFIG_ISDONE:
676 		status = intel_mailbox_fpga_config_isdone();
677 		SMC_RET4(handle, status, 0, 0, 0);
678 
679 	case INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM:
680 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
681 			INTEL_SIP_SMC_FPGA_CONFIG_ADDR,
682 			INTEL_SIP_SMC_FPGA_CONFIG_SIZE -
683 				INTEL_SIP_SMC_FPGA_CONFIG_ADDR);
684 
685 	case INTEL_SIP_SMC_FPGA_CONFIG_START:
686 		status = intel_fpga_config_start(x1);
687 		SMC_RET4(handle, status, 0, 0, 0);
688 
689 	case INTEL_SIP_SMC_FPGA_CONFIG_WRITE:
690 		status = intel_fpga_config_write(x1, x2);
691 		SMC_RET4(handle, status, 0, 0, 0);
692 
693 	case INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE:
694 		status = intel_fpga_config_completed_write(completed_addr,
695 							&retval, &rcv_id);
696 		switch (retval) {
697 		case 1:
698 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
699 				completed_addr[0], 0, 0);
700 
701 		case 2:
702 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
703 				completed_addr[0],
704 				completed_addr[1], 0);
705 
706 		case 3:
707 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
708 				completed_addr[0],
709 				completed_addr[1],
710 				completed_addr[2]);
711 
712 		case 0:
713 			SMC_RET4(handle, status, 0, 0, 0);
714 
715 		default:
716 			mailbox_clear_response();
717 			SMC_RET1(handle, INTEL_SIP_SMC_STATUS_ERROR);
718 		}
719 
720 	case INTEL_SIP_SMC_REG_READ:
721 		status = intel_secure_reg_read(x1, &retval);
722 		SMC_RET3(handle, status, retval, x1);
723 
724 	case INTEL_SIP_SMC_REG_WRITE:
725 		status = intel_secure_reg_write(x1, (uint32_t)x2, &retval);
726 		SMC_RET3(handle, status, retval, x1);
727 
728 	case INTEL_SIP_SMC_REG_UPDATE:
729 		status = intel_secure_reg_update(x1, (uint32_t)x2,
730 						 (uint32_t)x3, &retval);
731 		SMC_RET3(handle, status, retval, x1);
732 
733 	case INTEL_SIP_SMC_RSU_STATUS:
734 		status = intel_rsu_status(rsu_respbuf,
735 					ARRAY_SIZE(rsu_respbuf));
736 		if (status) {
737 			SMC_RET1(handle, status);
738 		} else {
739 			SMC_RET4(handle, rsu_respbuf[0], rsu_respbuf[1],
740 					rsu_respbuf[2], rsu_respbuf[3]);
741 		}
742 
743 	case INTEL_SIP_SMC_RSU_UPDATE:
744 		status = intel_rsu_update(x1);
745 		SMC_RET1(handle, status);
746 
747 	case INTEL_SIP_SMC_RSU_NOTIFY:
748 		status = intel_rsu_notify(x1);
749 		SMC_RET1(handle, status);
750 
751 	case INTEL_SIP_SMC_RSU_RETRY_COUNTER:
752 		status = intel_rsu_retry_counter((uint32_t *)rsu_respbuf,
753 						ARRAY_SIZE(rsu_respbuf), &retval);
754 		if (status) {
755 			SMC_RET1(handle, status);
756 		} else {
757 			SMC_RET2(handle, status, retval);
758 		}
759 
760 	case INTEL_SIP_SMC_RSU_DCMF_VERSION:
761 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
762 			 ((uint64_t)rsu_dcmf_ver[1] << 32) | rsu_dcmf_ver[0],
763 			 ((uint64_t)rsu_dcmf_ver[3] << 32) | rsu_dcmf_ver[2]);
764 
765 	case INTEL_SIP_SMC_RSU_COPY_DCMF_VERSION:
766 		status = intel_rsu_copy_dcmf_version(x1, x2);
767 		SMC_RET1(handle, status);
768 
769 	case INTEL_SIP_SMC_RSU_DCMF_STATUS:
770 		SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK,
771 			 ((uint64_t)rsu_dcmf_stat[3] << 48) |
772 			 ((uint64_t)rsu_dcmf_stat[2] << 32) |
773 			 ((uint64_t)rsu_dcmf_stat[1] << 16) |
774 			 rsu_dcmf_stat[0]);
775 
776 	case INTEL_SIP_SMC_RSU_COPY_DCMF_STATUS:
777 		status = intel_rsu_copy_dcmf_status(x1);
778 		SMC_RET1(handle, status);
779 
780 	case INTEL_SIP_SMC_RSU_MAX_RETRY:
781 		SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK, rsu_max_retry);
782 
783 	case INTEL_SIP_SMC_RSU_COPY_MAX_RETRY:
784 		rsu_max_retry = x1;
785 		SMC_RET1(handle, INTEL_SIP_SMC_STATUS_OK);
786 
787 	case INTEL_SIP_SMC_ECC_DBE:
788 		status = intel_ecc_dbe_notification(x1);
789 		SMC_RET1(handle, status);
790 
791 	case INTEL_SIP_SMC_SERVICE_COMPLETED:
792 		status = intel_smc_service_completed(x1, x2, x3, &rcv_id,
793 						&len_in_resp, &mbox_error);
794 		SMC_RET4(handle, status, mbox_error, x1, len_in_resp);
795 
796 	case INTEL_SIP_SMC_FIRMWARE_VERSION:
797 		status = intel_smc_fw_version(&retval);
798 		SMC_RET2(handle, status, retval);
799 
800 	case INTEL_SIP_SMC_MBOX_SEND_CMD:
801 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
802 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
803 		status = intel_mbox_send_cmd(x1, (uint32_t *)x2, x3, x4, x5, x6,
804 						&mbox_status, &len_in_resp);
805 		SMC_RET3(handle, status, mbox_status, len_in_resp);
806 
807 	case INTEL_SIP_SMC_GET_USERCODE:
808 		status = intel_smc_get_usercode(&retval);
809 		SMC_RET2(handle, status, retval);
810 
811 	case INTEL_SIP_SMC_FCS_CRYPTION:
812 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
813 
814 		if (x1 == FCS_MODE_DECRYPT) {
815 			status = intel_fcs_decryption(x2, x3, x4, x5, &send_id);
816 		} else if (x1 == FCS_MODE_ENCRYPT) {
817 			status = intel_fcs_encryption(x2, x3, x4, x5, &send_id);
818 		} else {
819 			status = INTEL_SIP_SMC_STATUS_REJECTED;
820 		}
821 
822 		SMC_RET3(handle, status, x4, x5);
823 
824 	case INTEL_SIP_SMC_FCS_CRYPTION_EXT:
825 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
826 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
827 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
828 
829 		if (x3 == FCS_MODE_DECRYPT) {
830 			status = intel_fcs_decryption_ext(x1, x2, x4, x5, x6,
831 					(uint32_t *) &x7, &mbox_error);
832 		} else if (x3 == FCS_MODE_ENCRYPT) {
833 			status = intel_fcs_encryption_ext(x1, x2, x4, x5, x6,
834 					(uint32_t *) &x7, &mbox_error);
835 		} else {
836 			status = INTEL_SIP_SMC_STATUS_REJECTED;
837 		}
838 
839 		SMC_RET4(handle, status, mbox_error, x6, x7);
840 
841 	case INTEL_SIP_SMC_FCS_RANDOM_NUMBER:
842 		status = intel_fcs_random_number_gen(x1, &retval64,
843 							&mbox_error);
844 		SMC_RET4(handle, status, mbox_error, x1, retval64);
845 
846 	case INTEL_SIP_SMC_FCS_RANDOM_NUMBER_EXT:
847 		status = intel_fcs_random_number_gen_ext(x1, x2, x3,
848 							&send_id);
849 		SMC_RET1(handle, status);
850 
851 	case INTEL_SIP_SMC_FCS_SEND_CERTIFICATE:
852 		status = intel_fcs_send_cert(x1, x2, &send_id);
853 		SMC_RET1(handle, status);
854 
855 	case INTEL_SIP_SMC_FCS_GET_PROVISION_DATA:
856 		status = intel_fcs_get_provision_data(&send_id);
857 		SMC_RET1(handle, status);
858 
859 	case INTEL_SIP_SMC_FCS_CNTR_SET_PREAUTH:
860 		status = intel_fcs_cntr_set_preauth(x1, x2, x3,
861 							&mbox_error);
862 		SMC_RET2(handle, status, mbox_error);
863 
864 	case INTEL_SIP_SMC_HPS_SET_BRIDGES:
865 		status = intel_hps_set_bridges(x1, x2);
866 		SMC_RET1(handle, status);
867 
868 	case INTEL_SIP_SMC_HWMON_READTEMP:
869 		status = intel_hwmon_readtemp(x1, &retval);
870 		SMC_RET2(handle, status, retval);
871 
872 	case INTEL_SIP_SMC_HWMON_READVOLT:
873 		status = intel_hwmon_readvolt(x1, &retval);
874 		SMC_RET2(handle, status, retval);
875 
876 	case INTEL_SIP_SMC_FCS_PSGSIGMA_TEARDOWN:
877 		status = intel_fcs_sigma_teardown(x1, &mbox_error);
878 		SMC_RET2(handle, status, mbox_error);
879 
880 	case INTEL_SIP_SMC_FCS_CHIP_ID:
881 		status = intel_fcs_chip_id(&retval, &retval2, &mbox_error);
882 		SMC_RET4(handle, status, mbox_error, retval, retval2);
883 
884 	case INTEL_SIP_SMC_FCS_ATTESTATION_SUBKEY:
885 		status = intel_fcs_attestation_subkey(x1, x2, x3,
886 					(uint32_t *) &x4, &mbox_error);
887 		SMC_RET4(handle, status, mbox_error, x3, x4);
888 
889 	case INTEL_SIP_SMC_FCS_ATTESTATION_MEASUREMENTS:
890 		status = intel_fcs_get_measurement(x1, x2, x3,
891 					(uint32_t *) &x4, &mbox_error);
892 		SMC_RET4(handle, status, mbox_error, x3, x4);
893 
894 	case INTEL_SIP_SMC_FCS_GET_ATTESTATION_CERT:
895 		status = intel_fcs_get_attestation_cert(x1, x2,
896 					(uint32_t *) &x3, &mbox_error);
897 		SMC_RET4(handle, status, mbox_error, x2, x3);
898 
899 	case INTEL_SIP_SMC_FCS_CREATE_CERT_ON_RELOAD:
900 		status = intel_fcs_create_cert_on_reload(x1, &mbox_error);
901 		SMC_RET2(handle, status, mbox_error);
902 
903 	case INTEL_SIP_SMC_FCS_OPEN_CS_SESSION:
904 		status = intel_fcs_open_crypto_service_session(&retval, &mbox_error);
905 		SMC_RET3(handle, status, mbox_error, retval);
906 
907 	case INTEL_SIP_SMC_FCS_CLOSE_CS_SESSION:
908 		status = intel_fcs_close_crypto_service_session(x1, &mbox_error);
909 		SMC_RET2(handle, status, mbox_error);
910 
911 	case INTEL_SIP_SMC_FCS_IMPORT_CS_KEY:
912 		status = intel_fcs_import_crypto_service_key(x1, x2, &send_id);
913 		SMC_RET1(handle, status);
914 
915 	case INTEL_SIP_SMC_FCS_EXPORT_CS_KEY:
916 		status = intel_fcs_export_crypto_service_key(x1, x2, x3,
917 					(uint32_t *) &x4, &mbox_error);
918 		SMC_RET4(handle, status, mbox_error, x3, x4);
919 
920 	case INTEL_SIP_SMC_FCS_REMOVE_CS_KEY:
921 		status = intel_fcs_remove_crypto_service_key(x1, x2,
922 					&mbox_error);
923 		SMC_RET2(handle, status, mbox_error);
924 
925 	case INTEL_SIP_SMC_FCS_GET_CS_KEY_INFO:
926 		status = intel_fcs_get_crypto_service_key_info(x1, x2, x3,
927 					(uint32_t *) &x4, &mbox_error);
928 		SMC_RET4(handle, status, mbox_error, x3, x4);
929 
930 	case INTEL_SIP_SMC_FCS_GET_DIGEST_INIT:
931 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
932 		status = intel_fcs_get_digest_init(x1, x2, x3,
933 					x4, x5, &mbox_error);
934 		SMC_RET2(handle, status, mbox_error);
935 
936 	case INTEL_SIP_SMC_FCS_GET_DIGEST_UPDATE:
937 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
938 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
939 		status = intel_fcs_get_digest_update_finalize(x1, x2, x3,
940 					x4, x5, (uint32_t *) &x6, false,
941 					&mbox_error);
942 		SMC_RET4(handle, status, mbox_error, x5, x6);
943 
944 	case INTEL_SIP_SMC_FCS_GET_DIGEST_FINALIZE:
945 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
946 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
947 		status = intel_fcs_get_digest_update_finalize(x1, x2, x3,
948 					x4, x5, (uint32_t *) &x6, true,
949 					&mbox_error);
950 		SMC_RET4(handle, status, mbox_error, x5, x6);
951 
952 	case INTEL_SIP_SMC_FCS_GET_DIGEST_SMMU_UPDATE:
953 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
954 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
955 		status = intel_fcs_get_digest_smmu_update_finalize(x1, x2, x3,
956 					x4, x5, (uint32_t *) &x6, false,
957 					&mbox_error, &send_id);
958 		SMC_RET4(handle, status, mbox_error, x5, x6);
959 
960 	case INTEL_SIP_SMC_FCS_GET_DIGEST_SMMU_FINALIZE:
961 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
962 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
963 		status = intel_fcs_get_digest_smmu_update_finalize(x1, x2, x3,
964 					x4, x5, (uint32_t *) &x6, true,
965 					&mbox_error, &send_id);
966 		SMC_RET4(handle, status, mbox_error, x5, x6);
967 
968 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_INIT:
969 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
970 		status = intel_fcs_mac_verify_init(x1, x2, x3,
971 					x4, x5, &mbox_error);
972 		SMC_RET2(handle, status, mbox_error);
973 
974 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_UPDATE:
975 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
976 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
977 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
978 		status = intel_fcs_mac_verify_update_finalize(x1, x2, x3,
979 					x4, x5, (uint32_t *) &x6, x7,
980 					false, &mbox_error);
981 		SMC_RET4(handle, status, mbox_error, x5, x6);
982 
983 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_FINALIZE:
984 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
985 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
986 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
987 		status = intel_fcs_mac_verify_update_finalize(x1, x2, x3,
988 					x4, x5, (uint32_t *) &x6, x7,
989 					true, &mbox_error);
990 		SMC_RET4(handle, status, mbox_error, x5, x6);
991 
992 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_SMMU_UPDATE:
993 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
994 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
995 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
996 		status = intel_fcs_mac_verify_smmu_update_finalize(x1, x2, x3,
997 					x4, x5, (uint32_t *) &x6, x7,
998 					false, &mbox_error, &send_id);
999 		SMC_RET4(handle, status, mbox_error, x5, x6);
1000 
1001 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_SMMU_FINALIZE:
1002 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1003 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1004 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1005 		status = intel_fcs_mac_verify_smmu_update_finalize(x1, x2, x3,
1006 					x4, x5, (uint32_t *) &x6, x7,
1007 					true, &mbox_error, &send_id);
1008 		SMC_RET4(handle, status, mbox_error, x5, x6);
1009 
1010 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_INIT:
1011 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1012 		status = intel_fcs_ecdsa_sha2_data_sign_init(x1, x2, x3,
1013 					x4, x5, &mbox_error);
1014 		SMC_RET2(handle, status, mbox_error);
1015 
1016 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_UPDATE:
1017 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1018 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1019 		status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(x1, x2,
1020 					x3, x4, x5, (uint32_t *) &x6, false,
1021 					&mbox_error);
1022 		SMC_RET4(handle, status, mbox_error, x5, x6);
1023 
1024 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_FINALIZE:
1025 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1026 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1027 		status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(x1, x2,
1028 					x3, x4, x5, (uint32_t *) &x6, true,
1029 					&mbox_error);
1030 		SMC_RET4(handle, status, mbox_error, x5, x6);
1031 
1032 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_SMMU_UPDATE:
1033 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1034 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1035 		status = intel_fcs_ecdsa_sha2_data_sign_smmu_update_finalize(x1,
1036 					x2, x3, x4, x5, (uint32_t *) &x6, false,
1037 					&mbox_error, &send_id);
1038 		SMC_RET4(handle, status, mbox_error, x5, x6);
1039 
1040 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_SMMU_FINALIZE:
1041 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1042 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1043 		status = intel_fcs_ecdsa_sha2_data_sign_smmu_update_finalize(x1,
1044 					x2, x3, x4, x5, (uint32_t *) &x6, true,
1045 					&mbox_error, &send_id);
1046 		SMC_RET4(handle, status, mbox_error, x5, x6);
1047 
1048 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_INIT:
1049 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1050 		status = intel_fcs_ecdsa_hash_sign_init(x1, x2, x3,
1051 					x4, x5, &mbox_error);
1052 		SMC_RET2(handle, status, mbox_error);
1053 
1054 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_FINALIZE:
1055 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1056 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1057 		status = intel_fcs_ecdsa_hash_sign_finalize(x1, x2, x3,
1058 					 x4, x5, (uint32_t *) &x6, &mbox_error);
1059 		SMC_RET4(handle, status, mbox_error, x5, x6);
1060 
1061 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_INIT:
1062 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1063 		status = intel_fcs_ecdsa_hash_sig_verify_init(x1, x2, x3,
1064 					x4, x5, &mbox_error);
1065 		SMC_RET2(handle, status, mbox_error);
1066 
1067 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_FINALIZE:
1068 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1069 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1070 		status = intel_fcs_ecdsa_hash_sig_verify_finalize(x1, x2, x3,
1071 					 x4, x5, (uint32_t *) &x6, &mbox_error);
1072 		SMC_RET4(handle, status, mbox_error, x5, x6);
1073 
1074 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_INIT:
1075 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1076 		status = intel_fcs_ecdsa_sha2_data_sig_verify_init(x1, x2, x3,
1077 					x4, x5, &mbox_error);
1078 		SMC_RET2(handle, status, mbox_error);
1079 
1080 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_UPDATE:
1081 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1082 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1083 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1084 		status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
1085 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
1086 					x7, false, &mbox_error);
1087 		SMC_RET4(handle, status, mbox_error, x5, x6);
1088 
1089 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_SMMU_UPDATE:
1090 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1091 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1092 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1093 		status = intel_fcs_ecdsa_sha2_data_sig_verify_smmu_update_finalize(
1094 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
1095 					x7, false, &mbox_error, &send_id);
1096 		SMC_RET4(handle, status, mbox_error, x5, x6);
1097 
1098 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_SMMU_FINALIZE:
1099 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1100 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1101 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1102 		status = intel_fcs_ecdsa_sha2_data_sig_verify_smmu_update_finalize(
1103 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
1104 					x7, true, &mbox_error, &send_id);
1105 		SMC_RET4(handle, status, mbox_error, x5, x6);
1106 
1107 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_FINALIZE:
1108 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1109 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1110 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1111 		status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
1112 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
1113 					x7, true, &mbox_error);
1114 		SMC_RET4(handle, status, mbox_error, x5, x6);
1115 
1116 	case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_INIT:
1117 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1118 		status = intel_fcs_ecdsa_get_pubkey_init(x1, x2, x3,
1119 					x4, x5, &mbox_error);
1120 		SMC_RET2(handle, status, mbox_error);
1121 
1122 	case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_FINALIZE:
1123 		status = intel_fcs_ecdsa_get_pubkey_finalize(x1, x2, x3,
1124 					(uint32_t *) &x4, &mbox_error);
1125 		SMC_RET4(handle, status, mbox_error, x3, x4);
1126 
1127 	case INTEL_SIP_SMC_FCS_ECDH_REQUEST_INIT:
1128 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1129 		status = intel_fcs_ecdh_request_init(x1, x2, x3,
1130 					x4, x5, &mbox_error);
1131 		SMC_RET2(handle, status, mbox_error);
1132 
1133 	case INTEL_SIP_SMC_FCS_ECDH_REQUEST_FINALIZE:
1134 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1135 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1136 		status = intel_fcs_ecdh_request_finalize(x1, x2, x3,
1137 					 x4, x5, (uint32_t *) &x6, &mbox_error);
1138 		SMC_RET4(handle, status, mbox_error, x5, x6);
1139 
1140 	case INTEL_SIP_SMC_FCS_AES_CRYPT_INIT:
1141 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1142 		status = intel_fcs_aes_crypt_init(x1, x2, x3, x4, x5,
1143 					&mbox_error);
1144 		SMC_RET2(handle, status, mbox_error);
1145 
1146 	case INTEL_SIP_SMC_FCS_AES_CRYPT_UPDATE:
1147 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1148 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1149 		status = intel_fcs_aes_crypt_update_finalize(x1, x2, x3, x4,
1150 					x5, x6, false, &send_id);
1151 		SMC_RET1(handle, status);
1152 
1153 	case INTEL_SIP_SMC_FCS_AES_CRYPT_FINALIZE:
1154 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1155 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1156 		status = intel_fcs_aes_crypt_update_finalize(x1, x2, x3, x4,
1157 					x5, x6, true, &send_id);
1158 		SMC_RET1(handle, status);
1159 
1160 	case INTEL_SIP_SMC_GET_ROM_PATCH_SHA384:
1161 		status = intel_fcs_get_rom_patch_sha384(x1, &retval64,
1162 							&mbox_error);
1163 		SMC_RET4(handle, status, mbox_error, x1, retval64);
1164 
1165 	case INTEL_SIP_SMC_SVC_VERSION:
1166 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
1167 					SIP_SVC_VERSION_MAJOR,
1168 					SIP_SVC_VERSION_MINOR);
1169 
1170 	default:
1171 		return socfpga_sip_handler(smc_fid, x1, x2, x3, x4,
1172 			cookie, handle, flags);
1173 	}
1174 }
1175 
1176 uintptr_t sip_smc_handler(uint32_t smc_fid,
1177 			 u_register_t x1,
1178 			 u_register_t x2,
1179 			 u_register_t x3,
1180 			 u_register_t x4,
1181 			 void *cookie,
1182 			 void *handle,
1183 			 u_register_t flags)
1184 {
1185 	uint32_t cmd = smc_fid & INTEL_SIP_SMC_CMD_MASK;
1186 
1187 	if (cmd >= INTEL_SIP_SMC_CMD_V2_RANGE_BEGIN &&
1188 	    cmd <= INTEL_SIP_SMC_CMD_V2_RANGE_END) {
1189 		return sip_smc_handler_v2(smc_fid, x1, x2, x3, x4,
1190 			cookie, handle, flags);
1191 	} else {
1192 		return sip_smc_handler_v1(smc_fid, x1, x2, x3, x4,
1193 			cookie, handle, flags);
1194 	}
1195 }
1196 
1197 DECLARE_RT_SVC(
1198 	socfpga_sip_svc,
1199 	OEN_SIP_START,
1200 	OEN_SIP_END,
1201 	SMC_TYPE_FAST,
1202 	NULL,
1203 	sip_smc_handler
1204 );
1205 
1206 DECLARE_RT_SVC(
1207 	socfpga_sip_svc_std,
1208 	OEN_SIP_START,
1209 	OEN_SIP_END,
1210 	SMC_TYPE_YIELD,
1211 	NULL,
1212 	sip_smc_handler
1213 );
1214