xref: /rk3399_ARM-atf/plat/intel/soc/common/socfpga_sip_svc.c (revision 8938a34f64a2400b4f2c87d401283628f78e7b99)
1 /*
2  * Copyright (c) 2019-2023, ARM Limited and Contributors. All rights reserved.
3  * Copyright (c) 2019-2023, Intel Corporation. All rights reserved.
4  * Copyright (c) 2024-2025, Altera Corporation. All rights reserved.
5  *
6  * SPDX-License-Identifier: BSD-3-Clause
7  */
8 
9 #include <assert.h>
10 #include <common/debug.h>
11 #include <common/runtime_svc.h>
12 #include <drivers/delay_timer.h>
13 #include <lib/mmio.h>
14 #include <tools_share/uuid.h>
15 
16 #include "socfpga_fcs.h"
17 #include "socfpga_mailbox.h"
18 #include "socfpga_plat_def.h"
19 #include "socfpga_reset_manager.h"
20 #include "socfpga_sip_svc.h"
21 #include "socfpga_system_manager.h"
22 
23 /* Total buffer the driver can hold */
24 #define FPGA_CONFIG_BUFFER_SIZE 4
25 
26 static config_type request_type = NO_REQUEST;
27 static int current_block, current_buffer;
28 static int read_block, max_blocks;
29 static uint32_t send_id, rcv_id;
30 static uint32_t bytes_per_block, blocks_submitted;
31 static bool bridge_disable;
32 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
33 static uint32_t g_remapper_bypass;
34 #endif
35 
36 /* RSU static variables */
37 static uint32_t rsu_dcmf_ver[4] = {0};
38 static uint16_t rsu_dcmf_stat[4] = {0};
39 static uint32_t rsu_max_retry;
40 
41 /*  SiP Service UUID */
42 DEFINE_SVC_UUID2(intl_svc_uid,
43 		0xa85273b0, 0xe85a, 0x4862, 0xa6, 0x2a,
44 		0xfa, 0x88, 0x88, 0x17, 0x68, 0x81);
45 
46 static uint64_t socfpga_sip_handler(uint32_t smc_fid,
47 				   uint64_t x1,
48 				   uint64_t x2,
49 				   uint64_t x3,
50 				   uint64_t x4,
51 				   void *cookie,
52 				   void *handle,
53 				   uint64_t flags)
54 {
55 	ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
56 	SMC_RET1(handle, SMC_UNK);
57 }
58 
59 struct fpga_config_info fpga_config_buffers[FPGA_CONFIG_BUFFER_SIZE];
60 
61 static int intel_fpga_sdm_write_buffer(struct fpga_config_info *buffer)
62 {
63 	uint32_t args[3];
64 
65 	while (max_blocks > 0 && buffer->size > buffer->size_written) {
66 		args[0] = (1<<8);
67 		args[1] = buffer->addr + buffer->size_written;
68 		if (buffer->size - buffer->size_written <= bytes_per_block) {
69 			args[2] = buffer->size - buffer->size_written;
70 			current_buffer++;
71 			current_buffer %= FPGA_CONFIG_BUFFER_SIZE;
72 		} else {
73 			args[2] = bytes_per_block;
74 		}
75 
76 		buffer->size_written += args[2];
77 		mailbox_send_cmd_async(&send_id, MBOX_RECONFIG_DATA, args,
78 					3U, CMD_INDIRECT);
79 
80 		buffer->subblocks_sent++;
81 		max_blocks--;
82 	}
83 
84 	return !max_blocks;
85 }
86 
87 static int intel_fpga_sdm_write_all(void)
88 {
89 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
90 		if (intel_fpga_sdm_write_buffer(
91 			&fpga_config_buffers[current_buffer])) {
92 			break;
93 		}
94 	}
95 	return 0;
96 }
97 
98 static uint32_t intel_mailbox_fpga_config_isdone(uint32_t *err_states)
99 {
100 	uint32_t ret;
101 
102 	if (err_states == NULL)
103 		return INTEL_SIP_SMC_STATUS_REJECTED;
104 
105 	switch (request_type) {
106 	case RECONFIGURATION:
107 		ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
108 							true, err_states);
109 		break;
110 	case BITSTREAM_AUTH:
111 		ret = intel_mailbox_get_config_status(MBOX_RECONFIG_STATUS,
112 							false, err_states);
113 		break;
114 	default:
115 		ret = intel_mailbox_get_config_status(MBOX_CONFIG_STATUS,
116 							false, err_states);
117 		break;
118 	}
119 
120 	if (ret != 0U) {
121 		if (ret == MBOX_CFGSTAT_STATE_CONFIG) {
122 			return INTEL_SIP_SMC_STATUS_BUSY;
123 		} else {
124 			request_type = NO_REQUEST;
125 			return INTEL_SIP_SMC_STATUS_ERROR;
126 		}
127 	}
128 
129 	if (bridge_disable != 0U) {
130 		socfpga_bridges_enable(~0);	/* Enable bridge */
131 		bridge_disable = false;
132 	}
133 	request_type = NO_REQUEST;
134 
135 	return INTEL_SIP_SMC_STATUS_OK;
136 }
137 
138 static int mark_last_buffer_xfer_completed(uint32_t *buffer_addr_completed)
139 {
140 	int i;
141 
142 	for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
143 		if (fpga_config_buffers[i].block_number == current_block) {
144 			fpga_config_buffers[i].subblocks_sent--;
145 			if (fpga_config_buffers[i].subblocks_sent == 0
146 			&& fpga_config_buffers[i].size <=
147 			fpga_config_buffers[i].size_written) {
148 				fpga_config_buffers[i].write_requested = 0;
149 				current_block++;
150 				*buffer_addr_completed =
151 					fpga_config_buffers[i].addr;
152 				return 0;
153 			}
154 		}
155 	}
156 
157 	return -1;
158 }
159 
160 static int intel_fpga_config_completed_write(uint32_t *completed_addr,
161 					uint32_t *count, uint32_t *job_id)
162 {
163 	uint32_t resp[5];
164 	unsigned int resp_len = ARRAY_SIZE(resp);
165 	int status = INTEL_SIP_SMC_STATUS_OK;
166 	int all_completed = 1;
167 	*count = 0;
168 
169 	while (*count < 3) {
170 
171 		status = mailbox_read_response(job_id,
172 				resp, &resp_len);
173 
174 		if (status < 0) {
175 			break;
176 		}
177 
178 		max_blocks++;
179 
180 		if (mark_last_buffer_xfer_completed(
181 			&completed_addr[*count]) == 0) {
182 			*count = *count + 1;
183 		} else {
184 			break;
185 		}
186 	}
187 
188 	if (*count <= 0) {
189 		if (status != MBOX_NO_RESPONSE &&
190 			status != MBOX_TIMEOUT && resp_len != 0) {
191 			mailbox_clear_response();
192 			request_type = NO_REQUEST;
193 			return INTEL_SIP_SMC_STATUS_ERROR;
194 		}
195 
196 		*count = 0;
197 	}
198 
199 	intel_fpga_sdm_write_all();
200 
201 	if (*count > 0) {
202 		status = INTEL_SIP_SMC_STATUS_OK;
203 	} else if (*count == 0) {
204 		status = INTEL_SIP_SMC_STATUS_BUSY;
205 	}
206 
207 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
208 		if (fpga_config_buffers[i].write_requested != 0) {
209 			all_completed = 0;
210 			break;
211 		}
212 	}
213 
214 	if (all_completed == 1) {
215 		return INTEL_SIP_SMC_STATUS_OK;
216 	}
217 
218 	return status;
219 }
220 
221 static int intel_fpga_config_start(uint32_t flag)
222 {
223 	uint32_t argument = 0x1;
224 	uint32_t response[3];
225 	int status = 0;
226 	unsigned int size = 0;
227 	unsigned int resp_len = ARRAY_SIZE(response);
228 
229 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
230 	/*
231 	 * To trigger isolation
232 	 * FPGA configuration complete signal should be de-asserted
233 	 */
234 	INFO("SOCFPGA: Request SDM to trigger isolation\n");
235 	status = mailbox_send_fpga_config_comp();
236 
237 	if (status < 0) {
238 		INFO("SOCFPGA: Isolation for FPGA configuration complete is not executed\n");
239 	}
240 #endif
241 
242 	request_type = RECONFIGURATION;
243 
244 	if (!CONFIG_TEST_FLAG(flag, PARTIAL_CONFIG)) {
245 		bridge_disable = true;
246 	}
247 
248 	if (CONFIG_TEST_FLAG(flag, AUTHENTICATION)) {
249 		size = 1;
250 		bridge_disable = false;
251 		request_type = BITSTREAM_AUTH;
252 	}
253 
254 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
255 	intel_smmu_hps_remapper_init(0U);
256 #endif
257 
258 	mailbox_clear_response();
259 
260 	mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_CANCEL, NULL, 0U,
261 			CMD_CASUAL, NULL, NULL);
262 
263 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_RECONFIG, &argument, size,
264 			CMD_CASUAL, response, &resp_len);
265 
266 	if (status < 0) {
267 		bridge_disable = false;
268 		request_type = NO_REQUEST;
269 		return INTEL_SIP_SMC_STATUS_ERROR;
270 	}
271 
272 	max_blocks = response[0];
273 	bytes_per_block = response[1];
274 
275 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
276 		fpga_config_buffers[i].size = 0;
277 		fpga_config_buffers[i].size_written = 0;
278 		fpga_config_buffers[i].addr = 0;
279 		fpga_config_buffers[i].write_requested = 0;
280 		fpga_config_buffers[i].block_number = 0;
281 		fpga_config_buffers[i].subblocks_sent = 0;
282 	}
283 
284 	blocks_submitted = 0;
285 	current_block = 0;
286 	read_block = 0;
287 	current_buffer = 0;
288 
289 	/* Disable bridge on full reconfiguration */
290 	if (bridge_disable) {
291 		socfpga_bridges_disable(~0);
292 	}
293 
294 	return INTEL_SIP_SMC_STATUS_OK;
295 }
296 
297 static bool is_fpga_config_buffer_full(void)
298 {
299 	for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
300 		if (!fpga_config_buffers[i].write_requested) {
301 			return false;
302 		}
303 	}
304 	return true;
305 }
306 
307 bool is_address_in_ddr_range(uint64_t addr, uint64_t size)
308 {
309 	uint128_t dram_max_sz = (uint128_t)DRAM_BASE + (uint128_t)DRAM_SIZE;
310 	uint128_t dram_region_end = (uint128_t)addr + (uint128_t)size;
311 
312 	if (!addr && !size) {
313 		return true;
314 	}
315 	if (size > (UINT64_MAX - addr)) {
316 		return false;
317 	}
318 	if (addr < BL31_LIMIT) {
319 		return false;
320 	}
321 	if (dram_region_end > dram_max_sz) {
322 		return false;
323 	}
324 
325 	return true;
326 }
327 
328 static uint32_t intel_fpga_config_write(uint64_t mem, uint64_t size)
329 {
330 	int i;
331 
332 	intel_fpga_sdm_write_all();
333 
334 	if (!is_address_in_ddr_range(mem, size) ||
335 		is_fpga_config_buffer_full()) {
336 		return INTEL_SIP_SMC_STATUS_REJECTED;
337 	}
338 
339 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
340 	intel_smmu_hps_remapper_init(&mem);
341 #endif
342 
343 	for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
344 		int j = (i + current_buffer) % FPGA_CONFIG_BUFFER_SIZE;
345 
346 		if (!fpga_config_buffers[j].write_requested) {
347 			fpga_config_buffers[j].addr = mem;
348 			fpga_config_buffers[j].size = size;
349 			fpga_config_buffers[j].size_written = 0;
350 			fpga_config_buffers[j].write_requested = 1;
351 			fpga_config_buffers[j].block_number =
352 				blocks_submitted++;
353 			fpga_config_buffers[j].subblocks_sent = 0;
354 			break;
355 		}
356 	}
357 
358 	if (is_fpga_config_buffer_full()) {
359 		return INTEL_SIP_SMC_STATUS_BUSY;
360 	}
361 
362 	return INTEL_SIP_SMC_STATUS_OK;
363 }
364 
365 static int is_out_of_sec_range(uint64_t reg_addr)
366 {
367 #if DEBUG
368 	return 0;
369 #endif
370 
371 #if PLATFORM_MODEL != PLAT_SOCFPGA_AGILEX5
372 	switch (reg_addr) {
373 	case(0xF8011100):	/* ECCCTRL1 */
374 	case(0xF8011104):	/* ECCCTRL2 */
375 	case(0xF8011110):	/* ERRINTEN */
376 	case(0xF8011114):	/* ERRINTENS */
377 	case(0xF8011118):	/* ERRINTENR */
378 	case(0xF801111C):	/* INTMODE */
379 	case(0xF8011120):	/* INTSTAT */
380 	case(0xF8011124):	/* DIAGINTTEST */
381 	case(0xF801112C):	/* DERRADDRA */
382 	case(0xFA000000):	/* SMMU SCR0 */
383 	case(0xFA000004):	/* SMMU SCR1 */
384 	case(0xFA000400):	/* SMMU NSCR0 */
385 	case(0xFA004000):	/* SMMU SSD0_REG */
386 	case(0xFA000820):	/* SMMU SMR8 */
387 	case(0xFA000c20):	/* SMMU SCR8 */
388 	case(0xFA028000):	/* SMMU CB8_SCTRL */
389 	case(0xFA001020):	/* SMMU CBAR8 */
390 	case(0xFA028030):	/* SMMU TCR_LPAE */
391 	case(0xFA028020):	/* SMMU CB8_TTBR0_LOW */
392 	case(0xFA028024):	/* SMMU CB8_PRRR_HIGH */
393 	case(0xFA028038):	/* SMMU CB8_PRRR_MIR0 */
394 	case(0xFA02803C):	/* SMMU CB8_PRRR_MIR1 */
395 	case(0xFA028010):	/* SMMU_CB8)TCR2 */
396 	case(0xFFD080A4):	/* SDM SMMU STREAM ID REG */
397 	case(0xFA001820):	/* SMMU_CBA2R8 */
398 	case(0xFA000074):	/* SMMU_STLBGSTATUS */
399 	case(0xFA0287F4):	/* SMMU_CB8_TLBSTATUS */
400 	case(0xFA000060):	/* SMMU_STLBIALL */
401 	case(0xFA000070):	/* SMMU_STLBGSYNC */
402 	case(0xFA028618):	/* CB8_TLBALL */
403 	case(0xFA0287F0):	/* CB8_TLBSYNC */
404 	case(0xFFD12028):	/* SDMMCGRP_CTRL */
405 	case(0xFFD12044):	/* EMAC0 */
406 	case(0xFFD12048):	/* EMAC1 */
407 	case(0xFFD1204C):	/* EMAC2 */
408 	case(0xFFD12090):	/* ECC_INT_MASK_VALUE */
409 	case(0xFFD12094):	/* ECC_INT_MASK_SET */
410 	case(0xFFD12098):	/* ECC_INT_MASK_CLEAR */
411 	case(0xFFD1209C):	/* ECC_INTSTATUS_SERR */
412 	case(0xFFD120A0):	/* ECC_INTSTATUS_DERR */
413 	case(0xFFD120C0):	/* NOC_TIMEOUT */
414 	case(0xFFD120C4):	/* NOC_IDLEREQ_SET */
415 	case(0xFFD120C8):	/* NOC_IDLEREQ_CLR */
416 	case(0xFFD120D0):	/* NOC_IDLEACK */
417 	case(0xFFD120D4):	/* NOC_IDLESTATUS */
418 	case(0xFFD12200):	/* BOOT_SCRATCH_COLD0 */
419 	case(0xFFD12204):	/* BOOT_SCRATCH_COLD1 */
420 	case(0xFFD12220):	/* BOOT_SCRATCH_COLD8 */
421 	case(0xFFD12224):	/* BOOT_SCRATCH_COLD9 */
422 		return 0;
423 #else
424 	switch (reg_addr) {
425 
426 	case(0xF8011104):	/* ECCCTRL2 */
427 	case(0xFFD12028):	/* SDMMCGRP_CTRL */
428 	case(0xFFD120C4):	/* NOC_IDLEREQ_SET */
429 	case(0xFFD120C8):	/* NOC_IDLEREQ_CLR */
430 	case(0xFFD120D0):	/* NOC_IDLEACK */
431 
432 
433 	case(SOCFPGA_MEMCTRL(ECCCTRL1)):	/* ECCCTRL1 */
434 	case(SOCFPGA_MEMCTRL(ERRINTEN)):	/* ERRINTEN */
435 	case(SOCFPGA_MEMCTRL(ERRINTENS)):	/* ERRINTENS */
436 	case(SOCFPGA_MEMCTRL(ERRINTENR)):	/* ERRINTENR */
437 	case(SOCFPGA_MEMCTRL(INTMODE)):	/* INTMODE */
438 	case(SOCFPGA_MEMCTRL(INTSTAT)):	/* INTSTAT */
439 	case(SOCFPGA_MEMCTRL(DIAGINTTEST)):	/* DIAGINTTEST */
440 	case(SOCFPGA_MEMCTRL(DERRADDRA)):	/* DERRADDRA */
441 
442 	case(SOCFPGA_ECC_QSPI(INITSTAT)):	/* ECC_QSPI_INITSTAT */
443 	case(SOCFPGA_SYSMGR(EMAC_0)):	/* EMAC0 */
444 	case(SOCFPGA_SYSMGR(EMAC_1)):	/* EMAC1 */
445 	case(SOCFPGA_SYSMGR(EMAC_2)):	/* EMAC2 */
446 	case(SOCFPGA_SYSMGR(ECC_INTMASK_VALUE)):	/* ECC_INT_MASK_VALUE */
447 	case(SOCFPGA_SYSMGR(ECC_INTMASK_SET)):	/* ECC_INT_MASK_SET */
448 	case(SOCFPGA_SYSMGR(ECC_INTMASK_CLR)):	/* ECC_INT_MASK_CLEAR */
449 	case(SOCFPGA_SYSMGR(ECC_INTMASK_SERR)):	/* ECC_INTSTATUS_SERR */
450 	case(SOCFPGA_SYSMGR(ECC_INTMASK_DERR)):	/* ECC_INTSTATUS_DERR */
451 	case(SOCFPGA_SYSMGR(NOC_TIMEOUT)):	/* NOC_TIMEOUT */
452 	case(SOCFPGA_SYSMGR(NOC_IDLESTATUS)):	/* NOC_IDLESTATUS */
453 	case(SOCFPGA_SYSMGR(BOOT_SCRATCH_COLD_0)):	/* BOOT_SCRATCH_COLD0 */
454 	case(SOCFPGA_SYSMGR(BOOT_SCRATCH_COLD_1)):	/* BOOT_SCRATCH_COLD1 */
455 	case(SOCFPGA_SYSMGR(BOOT_SCRATCH_COLD_8)):	/* BOOT_SCRATCH_COLD8 */
456 	case(SOCFPGA_SYSMGR(BOOT_SCRATCH_COLD_9)):	/* BOOT_SCRATCH_COLD9 */
457 #endif
458 	case(SOCFPGA_ECC_QSPI(CTRL)):			/* ECC_QSPI_CTRL */
459 	case(SOCFPGA_ECC_QSPI(ERRINTEN)):		/* ECC_QSPI_ERRINTEN */
460 	case(SOCFPGA_ECC_QSPI(ERRINTENS)):		/* ECC_QSPI_ERRINTENS */
461 	case(SOCFPGA_ECC_QSPI(ERRINTENR)):		/* ECC_QSPI_ERRINTENR */
462 	case(SOCFPGA_ECC_QSPI(INTMODE)):		/* ECC_QSPI_INTMODE */
463 	case(SOCFPGA_ECC_QSPI(ECC_ACCCTRL)):	/* ECC_QSPI_ECC_ACCCTRL */
464 	case(SOCFPGA_ECC_QSPI(ECC_STARTACC)):	/* ECC_QSPI_ECC_STARTACC */
465 	case(SOCFPGA_ECC_QSPI(ECC_WDCTRL)):		/* ECC_QSPI_ECC_WDCTRL */
466 	case(SOCFPGA_ECC_QSPI(INTSTAT)):		/* ECC_QSPI_INTSTAT */
467 	case(SOCFPGA_ECC_QSPI(INTTEST)):		/* ECC_QSPI_INTMODE */
468 		return 0;
469 
470 	default:
471 		break;
472 	}
473 
474 	return -1;
475 }
476 
477 /* Secure register access */
478 uint32_t intel_secure_reg_read(uint64_t reg_addr, uint32_t *retval)
479 {
480 	if (is_out_of_sec_range(reg_addr)) {
481 		return INTEL_SIP_SMC_STATUS_ERROR;
482 	}
483 
484 	*retval = mmio_read_32(reg_addr);
485 
486 	return INTEL_SIP_SMC_STATUS_OK;
487 }
488 
489 uint32_t intel_secure_reg_write(uint64_t reg_addr, uint32_t val,
490 				uint32_t *retval)
491 {
492 	if (is_out_of_sec_range(reg_addr)) {
493 		return INTEL_SIP_SMC_STATUS_ERROR;
494 	}
495 
496 	switch (reg_addr) {
497 	case(SOCFPGA_ECC_QSPI(INTSTAT)):		/* ECC_QSPI_INTSTAT */
498 	case(SOCFPGA_ECC_QSPI(INTTEST)):		/* ECC_QSPI_INTMODE */
499 		mmio_write_16(reg_addr, val);
500 		break;
501 	default:
502 		mmio_write_32(reg_addr, val);
503 		break;
504 	}
505 
506 	return intel_secure_reg_read(reg_addr, retval);
507 }
508 
509 uint32_t intel_secure_reg_update(uint64_t reg_addr, uint32_t mask,
510 				 uint32_t val, uint32_t *retval)
511 {
512 	if (!intel_secure_reg_read(reg_addr, retval)) {
513 		*retval &= ~mask;
514 		*retval |= val & mask;
515 		return intel_secure_reg_write(reg_addr, *retval, retval);
516 	}
517 
518 	return INTEL_SIP_SMC_STATUS_ERROR;
519 }
520 
521 /* Intel Remote System Update (RSU) services */
522 uint64_t intel_rsu_update_address;
523 
524 static uint32_t intel_rsu_status(uint64_t *respbuf, unsigned int respbuf_sz)
525 {
526 	if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
527 		return INTEL_SIP_SMC_RSU_ERROR;
528 	}
529 
530 	return INTEL_SIP_SMC_STATUS_OK;
531 }
532 
533 static uint32_t intel_rsu_get_device_info(uint32_t *respbuf,
534 					  unsigned int respbuf_sz)
535 {
536 	if (mailbox_rsu_get_device_info((uint32_t *)respbuf, respbuf_sz) < 0) {
537 		return INTEL_SIP_SMC_RSU_ERROR;
538 	}
539 
540 	return INTEL_SIP_SMC_STATUS_OK;
541 }
542 
543 uint32_t intel_rsu_update(uint64_t update_address)
544 {
545 	if (update_address > SIZE_MAX) {
546 		return INTEL_SIP_SMC_STATUS_REJECTED;
547 	}
548 
549 	intel_rsu_update_address = update_address;
550 	return INTEL_SIP_SMC_STATUS_OK;
551 }
552 
553 static uint32_t intel_rsu_notify(uint32_t execution_stage)
554 {
555 	if (mailbox_hps_stage_notify(execution_stage) < 0) {
556 		return INTEL_SIP_SMC_RSU_ERROR;
557 	}
558 
559 	return INTEL_SIP_SMC_STATUS_OK;
560 }
561 
562 static uint32_t intel_rsu_retry_counter(uint32_t *respbuf, uint32_t respbuf_sz,
563 					uint32_t *ret_stat)
564 {
565 	if (mailbox_rsu_status((uint32_t *)respbuf, respbuf_sz) < 0) {
566 		return INTEL_SIP_SMC_RSU_ERROR;
567 	}
568 
569 	*ret_stat = respbuf[8];
570 	return INTEL_SIP_SMC_STATUS_OK;
571 }
572 
573 static uint32_t intel_rsu_copy_dcmf_version(uint64_t dcmf_ver_1_0,
574 					    uint64_t dcmf_ver_3_2)
575 {
576 	rsu_dcmf_ver[0] = dcmf_ver_1_0;
577 	rsu_dcmf_ver[1] = dcmf_ver_1_0 >> 32;
578 	rsu_dcmf_ver[2] = dcmf_ver_3_2;
579 	rsu_dcmf_ver[3] = dcmf_ver_3_2 >> 32;
580 
581 	return INTEL_SIP_SMC_STATUS_OK;
582 }
583 
584 static uint32_t intel_rsu_copy_dcmf_status(uint64_t dcmf_stat)
585 {
586 	rsu_dcmf_stat[0] = 0xFFFF & (dcmf_stat >> (0 * 16));
587 	rsu_dcmf_stat[1] = 0xFFFF & (dcmf_stat >> (1 * 16));
588 	rsu_dcmf_stat[2] = 0xFFFF & (dcmf_stat >> (2 * 16));
589 	rsu_dcmf_stat[3] = 0xFFFF & (dcmf_stat >> (3 * 16));
590 
591 	return INTEL_SIP_SMC_STATUS_OK;
592 }
593 
594 /* Intel HWMON services */
595 static uint32_t intel_hwmon_readtemp(uint32_t chan, uint32_t *retval)
596 {
597 	if (mailbox_hwmon_readtemp(chan, retval) < 0) {
598 		return INTEL_SIP_SMC_STATUS_ERROR;
599 	}
600 
601 	return INTEL_SIP_SMC_STATUS_OK;
602 }
603 
604 static uint32_t intel_hwmon_readvolt(uint32_t chan, uint32_t *retval)
605 {
606 	if (mailbox_hwmon_readvolt(chan, retval) < 0) {
607 		return INTEL_SIP_SMC_STATUS_ERROR;
608 	}
609 
610 	return INTEL_SIP_SMC_STATUS_OK;
611 }
612 
613 /* Mailbox services */
614 static uint32_t intel_smc_fw_version(uint32_t *fw_version)
615 {
616 	int status;
617 	unsigned int resp_len = CONFIG_STATUS_WORD_SIZE;
618 	uint32_t resp_data[CONFIG_STATUS_WORD_SIZE] = {0U};
619 
620 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CONFIG_STATUS, NULL, 0U,
621 			CMD_CASUAL, resp_data, &resp_len);
622 
623 	if (status < 0) {
624 		return INTEL_SIP_SMC_STATUS_ERROR;
625 	}
626 
627 	if (resp_len <= CONFIG_STATUS_FW_VER_OFFSET) {
628 		return INTEL_SIP_SMC_STATUS_ERROR;
629 	}
630 
631 	*fw_version = resp_data[CONFIG_STATUS_FW_VER_OFFSET] & CONFIG_STATUS_FW_VER_MASK;
632 
633 	return INTEL_SIP_SMC_STATUS_OK;
634 }
635 
636 static uint32_t intel_mbox_send_cmd(uint32_t cmd, uint32_t *args,
637 				unsigned int len, uint32_t urgent, uint64_t response,
638 				unsigned int resp_len, int *mbox_status,
639 				unsigned int *len_in_resp)
640 {
641 	*len_in_resp = 0;
642 	*mbox_status = GENERIC_RESPONSE_ERROR;
643 
644 	if (!is_address_in_ddr_range((uint64_t)args, sizeof(uint32_t) * len)) {
645 		return INTEL_SIP_SMC_STATUS_REJECTED;
646 	}
647 
648 	int status = mailbox_send_cmd(MBOX_JOB_ID, cmd, args, len, urgent,
649 					(uint32_t *) response, &resp_len);
650 
651 	if (status < 0) {
652 		*mbox_status = -status;
653 		return INTEL_SIP_SMC_STATUS_ERROR;
654 	}
655 
656 	*mbox_status = 0;
657 	*len_in_resp = resp_len;
658 
659 	flush_dcache_range(response, resp_len * MBOX_WORD_BYTE);
660 
661 	return INTEL_SIP_SMC_STATUS_OK;
662 }
663 
664 static int intel_smc_get_usercode(uint32_t *user_code)
665 {
666 	int status;
667 	unsigned int resp_len = sizeof(user_code) / MBOX_WORD_BYTE;
668 
669 	status = mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_GET_USERCODE, NULL,
670 				0U, CMD_CASUAL, user_code, &resp_len);
671 
672 	if (status < 0) {
673 		return INTEL_SIP_SMC_STATUS_ERROR;
674 	}
675 
676 	return INTEL_SIP_SMC_STATUS_OK;
677 }
678 
679 uint32_t intel_smc_service_completed(uint64_t addr, uint32_t size,
680 				uint32_t mode, uint32_t *job_id,
681 				uint32_t *ret_size, uint32_t *mbox_error)
682 {
683 	int status = 0;
684 	uint32_t resp_len = size / MBOX_WORD_BYTE;
685 
686 	if (resp_len > MBOX_DATA_MAX_LEN) {
687 		return INTEL_SIP_SMC_STATUS_REJECTED;
688 	}
689 
690 	if (!is_address_in_ddr_range(addr, size)) {
691 		return INTEL_SIP_SMC_STATUS_REJECTED;
692 	}
693 
694 	if (mode == SERVICE_COMPLETED_MODE_ASYNC) {
695 		status = mailbox_read_response_async(job_id,
696 				NULL, (uint32_t *) addr, &resp_len, 0);
697 	} else {
698 		status = mailbox_read_response(job_id,
699 				(uint32_t *) addr, &resp_len);
700 
701 		if (status == MBOX_NO_RESPONSE) {
702 			status = MBOX_BUSY;
703 		}
704 	}
705 
706 	if (status == MBOX_NO_RESPONSE) {
707 		return INTEL_SIP_SMC_STATUS_NO_RESPONSE;
708 	}
709 
710 	if (status == MBOX_BUSY) {
711 		return INTEL_SIP_SMC_STATUS_BUSY;
712 	}
713 
714 	*ret_size = resp_len * MBOX_WORD_BYTE;
715 	flush_dcache_range(addr, *ret_size);
716 
717 	if (status == MBOX_RET_SDOS_DECRYPTION_ERROR_102 ||
718 		status == MBOX_RET_SDOS_DECRYPTION_ERROR_103) {
719 		*mbox_error = -status;
720 	} else if (status != MBOX_RET_OK) {
721 		*mbox_error = -status;
722 		return INTEL_SIP_SMC_STATUS_ERROR;
723 	}
724 
725 	return INTEL_SIP_SMC_STATUS_OK;
726 }
727 
728 /* Miscellaneous HPS services */
729 uint32_t intel_hps_set_bridges(uint64_t enable, uint64_t mask)
730 {
731 	int status = 0;
732 
733 	if ((enable & SOCFPGA_BRIDGE_ENABLE) != 0U) {
734 		if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
735 			status = socfpga_bridges_enable((uint32_t)mask);
736 		} else {
737 			status = socfpga_bridges_enable(~0);
738 		}
739 	} else {
740 		if ((enable & SOCFPGA_BRIDGE_HAS_MASK) != 0U) {
741 			status = socfpga_bridges_disable((uint32_t)mask);
742 		} else {
743 			status = socfpga_bridges_disable(~0);
744 		}
745 	}
746 
747 	if (status < 0) {
748 		return INTEL_SIP_SMC_STATUS_ERROR;
749 	}
750 
751 	return INTEL_SIP_SMC_STATUS_OK;
752 }
753 
754 /* SDM SEU Error services */
755 static uint32_t intel_sdm_seu_err_read(uint32_t *respbuf, unsigned int respbuf_sz)
756 {
757 	if (mailbox_seu_err_status(respbuf, respbuf_sz) < 0) {
758 		return INTEL_SIP_SMC_SEU_ERR_READ_ERROR;
759 	}
760 
761 	return INTEL_SIP_SMC_STATUS_OK;
762 }
763 
764 /* SDM SAFE SEU Error inject services */
765 static uint32_t intel_sdm_safe_inject_seu_err(uint32_t *command, uint32_t len)
766 {
767 	if (mailbox_safe_inject_seu_err(command, len) < 0) {
768 		return INTEL_SIP_SMC_SEU_ERR_READ_ERROR;
769 	}
770 
771 	return INTEL_SIP_SMC_STATUS_OK;
772 }
773 
774 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
775 /* SMMU HPS Remapper */
776 void intel_smmu_hps_remapper_init(uint64_t *mem)
777 {
778 	/* Read out Bit 1 value */
779 	uint32_t remap = (mmio_read_32(SOCFPGA_SYSMGR(BOOT_SCRATCH_POR_1)) & 0x02);
780 
781 	if ((remap == 0x00) && (g_remapper_bypass == 0x00)) {
782 		/* Update DRAM Base address for SDM SMMU */
783 		mmio_write_32(SOCFPGA_SYSMGR(SDM_BE_ARADDR_REMAP), DRAM_BASE);
784 		mmio_write_32(SOCFPGA_SYSMGR(SDM_BE_AWADDR_REMAP), DRAM_BASE);
785 		*mem = *mem - DRAM_BASE;
786 	} else {
787 		*mem = *mem - DRAM_BASE;
788 	}
789 }
790 
791 int intel_smmu_hps_remapper_config(uint32_t remapper_bypass)
792 {
793 	/* Read out the JTAG-ID from boot scratch register */
794 	if (is_agilex5_A5F0() || is_agilex5_A5F4()) {
795 		if (remapper_bypass == 0x01) {
796 			g_remapper_bypass = remapper_bypass;
797 			mmio_write_32(SOCFPGA_SYSMGR(SDM_BE_ARADDR_REMAP), 0);
798 			mmio_write_32(SOCFPGA_SYSMGR(SDM_BE_AWADDR_REMAP), 0);
799 		}
800 	}
801 	return INTEL_SIP_SMC_STATUS_OK;
802 }
803 
804 static void intel_inject_io96b_ecc_err(const uint32_t *syndrome, const uint32_t command)
805 {
806 	volatile uint64_t atf_ddr_buffer;
807 	volatile uint64_t val;
808 
809 	mmio_write_32(IOSSM_CMD_PARAM, *syndrome);
810 	mmio_write_32(IOSSM_CMD_TRIG_OP, command);
811 	udelay(IOSSM_ECC_ERR_INJ_DELAY_USECS);
812 	atf_ddr_buffer = 0xCAFEBABEFEEDFACE;	/* Write data */
813 	memcpy_s((void *)&val, sizeof(val),
814 		 (void *)&atf_ddr_buffer, sizeof(atf_ddr_buffer));
815 
816 	/* Clear response_ready BIT0 of status_register before sending next command. */
817 	mmio_clrbits_32(IOSSM_CMD_RESP_STATUS, IOSSM_CMD_STATUS_RESP_READY);
818 }
819 #endif
820 
821 #if SIP_SVC_V3
822 uint8_t sip_smc_cmd_cb_ret2(void *resp_desc, void *cmd_desc, uint32_t *ret_args)
823 {
824 	uint8_t ret_args_len = 0U;
825 	sdm_response_t *resp = (sdm_response_t *)resp_desc;
826 	sdm_command_t *cmd = (sdm_command_t *)cmd_desc;
827 
828 	(void)cmd;
829 	/* Returns 3 SMC arguments for SMC_RET3 */
830 	ret_args[ret_args_len++] = INTEL_SIP_SMC_STATUS_OK;
831 	ret_args[ret_args_len++] = resp->err_code;
832 
833 	return ret_args_len;
834 }
835 
836 uint8_t sip_smc_cmd_cb_ret3(void *resp_desc, void *cmd_desc, uint32_t *ret_args)
837 {
838 	uint8_t ret_args_len = 0U;
839 	sdm_response_t *resp = (sdm_response_t *)resp_desc;
840 	sdm_command_t *cmd = (sdm_command_t *)cmd_desc;
841 
842 	(void)cmd;
843 	/* Returns 3 SMC arguments for SMC_RET3 */
844 	ret_args[ret_args_len++] = INTEL_SIP_SMC_STATUS_OK;
845 	ret_args[ret_args_len++] = resp->err_code;
846 	ret_args[ret_args_len++] = resp->resp_data[0];
847 
848 	return ret_args_len;
849 }
850 
851 uint8_t sip_smc_ret_nbytes_cb(void *resp_desc, void *cmd_desc, uint32_t *ret_args)
852 {
853 	uint8_t ret_args_len = 0U;
854 	sdm_response_t *resp = (sdm_response_t *)resp_desc;
855 	sdm_command_t *cmd = (sdm_command_t *)cmd_desc;
856 
857 	(void)cmd;
858 	INFO("MBOX: %s: mailbox_err 0%x, nbytes_ret %d\n",
859 		__func__, resp->err_code, resp->rcvd_resp_len * MBOX_WORD_BYTE);
860 
861 	ret_args[ret_args_len++] = INTEL_SIP_SMC_STATUS_OK;
862 	ret_args[ret_args_len++] = resp->err_code;
863 	ret_args[ret_args_len++] = resp->rcvd_resp_len * MBOX_WORD_BYTE;
864 
865 	return ret_args_len;
866 }
867 
868 uint8_t sip_smc_get_chipid_cb(void *resp_desc, void *cmd_desc, uint32_t *ret_args)
869 {
870 	uint8_t ret_args_len = 0U;
871 	sdm_response_t *resp = (sdm_response_t *)resp_desc;
872 	sdm_command_t *cmd = (sdm_command_t *)cmd_desc;
873 
874 	(void)cmd;
875 	INFO("MBOX: %s: mailbox_err 0%x, data[0] 0x%x, data[1] 0x%x\n",
876 		__func__, resp->err_code, resp->resp_data[0], resp->resp_data[1]);
877 
878 	ret_args[ret_args_len++] = INTEL_SIP_SMC_STATUS_OK;
879 	ret_args[ret_args_len++] = resp->err_code;
880 	ret_args[ret_args_len++] = resp->resp_data[0];
881 	ret_args[ret_args_len++] = resp->resp_data[1];
882 
883 	return ret_args_len;
884 }
885 
886 static uintptr_t smc_ret(void *handle, uint32_t *ret_args, uint32_t ret_args_len)
887 {
888 	switch (ret_args_len) {
889 	case SMC_RET_ARGS_ONE:
890 		SMC_RET1(handle, ret_args[0]);
891 		break;
892 
893 	case SMC_RET_ARGS_TWO:
894 		SMC_RET2(handle, ret_args[0], ret_args[1]);
895 		break;
896 
897 	case SMC_RET_ARGS_THREE:
898 		SMC_RET3(handle, ret_args[0], ret_args[1], ret_args[2]);
899 		break;
900 
901 	case SMC_RET_ARGS_FOUR:
902 		SMC_RET4(handle, ret_args[0], ret_args[1], ret_args[2], ret_args[3]);
903 		break;
904 
905 	case SMC_RET_ARGS_FIVE:
906 		SMC_RET5(handle, ret_args[0], ret_args[1], ret_args[2], ret_args[3], ret_args[4]);
907 		break;
908 
909 	default:
910 		SMC_RET1(handle, INTEL_SIP_SMC_STATUS_ERROR);
911 		break;
912 	}
913 }
914 
915 /*
916  * This function is responsible for handling all SiP SVC V3 calls from the
917  * non-secure world.
918  */
919 static uintptr_t sip_smc_handler_v3(uint32_t smc_fid,
920 				    u_register_t x1,
921 				    u_register_t x2,
922 				    u_register_t x3,
923 				    u_register_t x4,
924 				    void *cookie,
925 				    void *handle,
926 				    u_register_t flags)
927 {
928 	int status = 0;
929 	uint32_t mbox_error = 0U;
930 	u_register_t x5, x6, x7, x8, x9, x10, x11;
931 
932 	/* Get all the SMC call arguments */
933 	x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
934 	x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
935 	x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
936 	x8 = SMC_GET_GP(handle, CTX_GPREG_X8);
937 	x9 = SMC_GET_GP(handle, CTX_GPREG_X9);
938 	x10 = SMC_GET_GP(handle, CTX_GPREG_X10);
939 	x11 = SMC_GET_GP(handle, CTX_GPREG_X11);
940 
941 	INFO("MBOX: SVC_V3: x0 0x%x, x1 0x%lx, x2 0x%lx, x3 0x%lx, x4 0x%lx, x5 0x%lx\n",
942 		smc_fid, x1, x2, x3, x4, x5);
943 	INFO("MBOX: SVC_V3: x6 0x%lx, x7 0x%lx, x8 0x%lx, x9 0x%lx, x10 0x%lx x11 0x%lx\n",
944 		x6, x7, x8, x9, x10, x11);
945 
946 	switch (smc_fid) {
947 	case ALTERA_SIP_SMC_ASYNC_RESP_POLL:
948 	{
949 		uint32_t ret_args[8] = {0};
950 		uint32_t ret_args_len = 0;
951 
952 		status = mailbox_response_poll_v3(GET_CLIENT_ID(x1),
953 						  GET_JOB_ID(x1),
954 						  ret_args,
955 						  &ret_args_len);
956 		/* Always reserve [0] index for command status. */
957 		ret_args[0] = status;
958 
959 		/* Return SMC call based on the number of return arguments */
960 		return smc_ret(handle, ret_args, ret_args_len);
961 	}
962 
963 	case ALTERA_SIP_SMC_ASYNC_RESP_POLL_ON_INTR:
964 	{
965 		/* TBD: Here now we don't need these CID and JID?? */
966 		uint8_t client_id = 0U;
967 		uint8_t job_id = 0U;
968 		uint64_t trans_id_bitmap[4] = {0U};
969 
970 		status = mailbox_response_poll_on_intr_v3(&client_id,
971 							  &job_id,
972 							  trans_id_bitmap);
973 
974 		SMC_RET5(handle, status, trans_id_bitmap[0], trans_id_bitmap[1],
975 			 trans_id_bitmap[2], trans_id_bitmap[3]);
976 		break;
977 	}
978 
979 	case ALTERA_SIP_SMC_ASYNC_GET_DEVICE_IDENTITY:
980 	{
981 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
982 						   GET_JOB_ID(x1),
983 						   MBOX_CMD_GET_DEVICEID,
984 						   NULL,
985 						   0U,
986 						   MBOX_CMD_FLAG_CASUAL,
987 						   sip_smc_ret_nbytes_cb,
988 						   (uint32_t *)x2,
989 						   2);
990 
991 		SMC_RET1(handle, status);
992 	}
993 
994 	case ALTERA_SIP_SMC_ASYNC_GET_IDCODE:
995 	{
996 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
997 						   GET_JOB_ID(x1),
998 						   MBOX_CMD_GET_IDCODE,
999 						   NULL,
1000 						   0U,
1001 						   MBOX_CMD_FLAG_CASUAL,
1002 						   sip_smc_cmd_cb_ret3,
1003 						   NULL,
1004 						   0);
1005 
1006 		SMC_RET1(handle, status);
1007 	}
1008 
1009 	case ALTERA_SIP_SMC_ASYNC_QSPI_OPEN:
1010 	{
1011 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1012 						   GET_JOB_ID(x1),
1013 						   MBOX_CMD_QSPI_OPEN,
1014 						   NULL,
1015 						   0U,
1016 						   MBOX_CMD_FLAG_CASUAL,
1017 						   sip_smc_cmd_cb_ret2,
1018 						   NULL,
1019 						   0U);
1020 
1021 		SMC_RET1(handle, status);
1022 	}
1023 
1024 	case ALTERA_SIP_SMC_ASYNC_QSPI_CLOSE:
1025 	{
1026 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1027 						   GET_JOB_ID(x1),
1028 						   MBOX_CMD_QSPI_CLOSE,
1029 						   NULL,
1030 						   0U,
1031 						   MBOX_CMD_FLAG_CASUAL,
1032 						   sip_smc_cmd_cb_ret2,
1033 						   NULL,
1034 						   0U);
1035 
1036 		SMC_RET1(handle, status);
1037 	}
1038 
1039 	case ALTERA_SIP_SMC_ASYNC_QSPI_SET_CS:
1040 	{
1041 		uint32_t cmd_data = 0U;
1042 		uint32_t chip_sel = (uint32_t)x2;
1043 		uint32_t comb_addr_mode = (uint32_t)x3;
1044 		uint32_t ext_dec_mode = (uint32_t)x4;
1045 
1046 		cmd_data = (chip_sel << MBOX_QSPI_SET_CS_OFFSET) |
1047 			   (comb_addr_mode << MBOX_QSPI_SET_CS_CA_OFFSET) |
1048 			   (ext_dec_mode << MBOX_QSPI_SET_CS_MODE_OFFSET);
1049 
1050 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1051 						   GET_JOB_ID(x1),
1052 						   MBOX_CMD_QSPI_SET_CS,
1053 						   &cmd_data,
1054 						   1U,
1055 						   MBOX_CMD_FLAG_CASUAL,
1056 						   sip_smc_cmd_cb_ret2,
1057 						   NULL,
1058 						   0U);
1059 
1060 		SMC_RET1(handle, status);
1061 	}
1062 
1063 	case ALTERA_SIP_SMC_ASYNC_QSPI_ERASE:
1064 	{
1065 		uint32_t qspi_addr = (uint32_t)x2;
1066 		uint32_t qspi_nwords = (uint32_t)x3;
1067 
1068 		/* QSPI address offset to start erase, must be 4K aligned */
1069 		if (MBOX_IS_4K_ALIGNED(qspi_addr)) {
1070 			ERROR("MBOX: 0x%x: QSPI address not 4K aligned\n",
1071 				smc_fid);
1072 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1073 			SMC_RET1(handle, status);
1074 		}
1075 
1076 		/* Number of words to erase, multiples of 0x400 or 4K */
1077 		if (qspi_nwords % MBOX_QSPI_ERASE_SIZE_GRAN) {
1078 			ERROR("MBOX: 0x%x: Given words not in multiples of 4K\n",
1079 				smc_fid);
1080 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1081 			SMC_RET1(handle, status);
1082 		}
1083 
1084 		uint32_t cmd_data[2] = {qspi_addr, qspi_nwords};
1085 
1086 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1087 						   GET_JOB_ID(x1),
1088 						   MBOX_CMD_QSPI_ERASE,
1089 						   cmd_data,
1090 						   sizeof(cmd_data) / MBOX_WORD_BYTE,
1091 						   MBOX_CMD_FLAG_CASUAL,
1092 						   sip_smc_cmd_cb_ret2,
1093 						   NULL,
1094 						   0U);
1095 
1096 		SMC_RET1(handle, status);
1097 	}
1098 
1099 	case ALTERA_SIP_SMC_ASYNC_QSPI_WRITE:
1100 	{
1101 		uint32_t *qspi_payload = (uint32_t *)x2;
1102 		uint32_t qspi_total_nwords = (((uint32_t)x3) / MBOX_WORD_BYTE);
1103 		uint32_t qspi_addr = qspi_payload[0];
1104 		uint32_t qspi_nwords = qspi_payload[1];
1105 
1106 		if (!MBOX_IS_WORD_ALIGNED(qspi_addr)) {
1107 			ERROR("MBOX: 0x%x: Given address is not WORD aligned\n",
1108 				smc_fid);
1109 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1110 			SMC_RET1(handle, status);
1111 		}
1112 
1113 		if (qspi_nwords > MBOX_QSPI_RW_MAX_WORDS) {
1114 			ERROR("MBOX: 0x%x: Number of words exceeds max limit\n",
1115 				smc_fid);
1116 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1117 			SMC_RET1(handle, status);
1118 		}
1119 
1120 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1121 						   GET_JOB_ID(x1),
1122 						   MBOX_CMD_QSPI_WRITE,
1123 						   qspi_payload,
1124 						   qspi_total_nwords,
1125 						   MBOX_CMD_FLAG_CASUAL,
1126 						   sip_smc_cmd_cb_ret2,
1127 						   NULL,
1128 						   0U);
1129 
1130 		SMC_RET1(handle, status);
1131 	}
1132 
1133 	case ALTERA_SIP_SMC_ASYNC_QSPI_READ:
1134 	{
1135 		uint32_t qspi_addr = (uint32_t)x2;
1136 		uint32_t qspi_nwords = (((uint32_t)x4) / MBOX_WORD_BYTE);
1137 
1138 		if (qspi_nwords > MBOX_QSPI_RW_MAX_WORDS) {
1139 			ERROR("MBOX: 0x%x: Number of words exceeds max limit\n",
1140 				smc_fid);
1141 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1142 			SMC_RET1(handle, status);
1143 		}
1144 
1145 		uint32_t cmd_data[2] = {qspi_addr, qspi_nwords};
1146 
1147 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1148 						   GET_JOB_ID(x1),
1149 						   MBOX_CMD_QSPI_READ,
1150 						   cmd_data,
1151 						   sizeof(cmd_data) / MBOX_WORD_BYTE,
1152 						   MBOX_CMD_FLAG_CASUAL,
1153 						   sip_smc_ret_nbytes_cb,
1154 						   (uint32_t *)x3,
1155 						   2);
1156 
1157 		SMC_RET1(handle, status);
1158 	}
1159 
1160 	case ALTERA_SIP_SMC_ASYNC_QSPI_GET_DEV_INFO:
1161 	{
1162 		uint32_t *dst_addr = (uint32_t *)x2;
1163 
1164 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1165 						   GET_JOB_ID(x1),
1166 						   MBOX_CMD_QSPI_GET_DEV_INFO,
1167 						   NULL,
1168 						   0U,
1169 						   MBOX_CMD_FLAG_CASUAL,
1170 						   sip_smc_ret_nbytes_cb,
1171 						   (uint32_t *)dst_addr,
1172 						   2);
1173 
1174 		SMC_RET1(handle, status);
1175 	}
1176 
1177 	case ALTERA_SIP_SMC_ASYNC_HWMON_READVOLT:
1178 	case ALTERA_SIP_SMC_ASYNC_HWMON_READTEMP:
1179 	{
1180 		uint32_t channel = (uint32_t)x2;
1181 		uint32_t mbox_cmd = ((smc_fid == ALTERA_SIP_SMC_ASYNC_HWMON_READVOLT) ?
1182 					MBOX_HWMON_READVOLT : MBOX_HWMON_READTEMP);
1183 
1184 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1185 						   GET_JOB_ID(x1),
1186 						   mbox_cmd,
1187 						   &channel,
1188 						   1U,
1189 						   MBOX_CMD_FLAG_CASUAL,
1190 						   sip_smc_cmd_cb_ret3,
1191 						   NULL,
1192 						   0);
1193 
1194 		SMC_RET1(handle, status);
1195 	}
1196 
1197 	case ALTERA_SIP_SMC_ASYNC_FCS_RANDOM_NUMBER_EXT:
1198 	{
1199 		uint32_t session_id = (uint32_t)x2;
1200 		uint32_t context_id = (uint32_t)x3;
1201 		uint64_t ret_random_addr = (uint64_t)x4;
1202 		uint32_t random_len = (uint32_t)SMC_GET_GP(handle, CTX_GPREG_X5);
1203 		uint32_t crypto_header = 0U;
1204 
1205 		if ((random_len > (FCS_RANDOM_EXT_MAX_WORD_SIZE * MBOX_WORD_BYTE)) ||
1206 		    (random_len == 0U) ||
1207 		    (!is_size_4_bytes_aligned(random_len))) {
1208 			ERROR("MBOX: 0x%x is rejected\n", smc_fid);
1209 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1210 			SMC_RET1(handle, status);
1211 		}
1212 
1213 		crypto_header = ((FCS_CS_FIELD_FLAG_INIT | FCS_CS_FIELD_FLAG_FINALIZE) <<
1214 				  FCS_CS_FIELD_FLAG_OFFSET);
1215 		fcs_rng_payload payload = {session_id, context_id,
1216 					   crypto_header, random_len};
1217 
1218 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1219 						   GET_JOB_ID(x1),
1220 						   MBOX_FCS_RANDOM_GEN,
1221 						   (uint32_t *)&payload,
1222 						   sizeof(payload) / MBOX_WORD_BYTE,
1223 						   MBOX_CMD_FLAG_CASUAL,
1224 						   sip_smc_ret_nbytes_cb,
1225 						   (uint32_t *)ret_random_addr,
1226 						   2);
1227 		SMC_RET1(handle, status);
1228 	}
1229 
1230 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_PROVISION_DATA:
1231 	{
1232 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1233 						   GET_JOB_ID(x1),
1234 						   MBOX_FCS_GET_PROVISION,
1235 						   NULL,
1236 						   0U,
1237 						   MBOX_CMD_FLAG_CASUAL,
1238 						   sip_smc_ret_nbytes_cb,
1239 						   (uint32_t *)x2,
1240 						   2);
1241 		SMC_RET1(handle, status);
1242 	}
1243 
1244 	case ALTERA_SIP_SMC_ASYNC_FCS_CNTR_SET_PREAUTH:
1245 	{
1246 		status = intel_fcs_cntr_set_preauth(smc_fid, x1, x2, x3,
1247 					x4, &mbox_error);
1248 		SMC_RET1(handle, status);
1249 	}
1250 
1251 	case ALTERA_SIP_SMC_ASYNC_FCS_CHIP_ID:
1252 	{
1253 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1254 						   GET_JOB_ID(x1),
1255 						   MBOX_CMD_GET_CHIPID,
1256 						   NULL,
1257 						   0U,
1258 						   MBOX_CMD_FLAG_CASUAL,
1259 						   sip_smc_get_chipid_cb,
1260 						   NULL,
1261 						   0);
1262 		SMC_RET1(handle, status);
1263 	}
1264 
1265 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_ATTESTATION_CERT:
1266 	{
1267 		status = intel_fcs_get_attestation_cert(smc_fid, x1, x2, x3,
1268 					(uint32_t *) &x4, &mbox_error);
1269 		SMC_RET1(handle, status);
1270 	}
1271 
1272 	case ALTERA_SIP_SMC_ASYNC_FCS_CREATE_CERT_ON_RELOAD:
1273 	{
1274 		status = intel_fcs_create_cert_on_reload(smc_fid, x1,
1275 					x2, &mbox_error);
1276 		SMC_RET1(handle, status);
1277 	}
1278 
1279 	case ALTERA_SIP_SMC_ASYNC_FCS_CRYPTION_EXT:
1280 	{
1281 		if (x4 == FCS_MODE_ENCRYPT) {
1282 			status = intel_fcs_encryption_ext(smc_fid, x1, x2, x3,
1283 					x5, x6, x7, (uint32_t *) &x8,
1284 					&mbox_error, x10, x11);
1285 		} else if (x4 == FCS_MODE_DECRYPT) {
1286 			status = intel_fcs_decryption_ext(smc_fid, x1, x2, x3,
1287 					x5, x6, x7, (uint32_t *) &x8,
1288 					&mbox_error, x9, x10, x11);
1289 		} else {
1290 			ERROR("MBOX: 0x%x: Wrong crypto mode\n", smc_fid);
1291 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1292 		}
1293 		SMC_RET1(handle, status);
1294 	}
1295 
1296 	case ALTERA_SIP_SMC_ASYNC_FCS_SEND_CERTIFICATE:
1297 	{
1298 		status = intel_fcs_send_cert(smc_fid, x1, x2, x3, &mbox_error);
1299 		SMC_RET1(handle, status);
1300 	}
1301 
1302 	case ALTERA_SIP_SMC_ASYNC_FCS_OPEN_CS_SESSION:
1303 	{
1304 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1305 						   GET_JOB_ID(x1),
1306 						   MBOX_FCS_OPEN_CS_SESSION,
1307 						   NULL,
1308 						   0U,
1309 						   MBOX_CMD_FLAG_CASUAL,
1310 						   sip_smc_cmd_cb_ret3,
1311 						   NULL,
1312 						   0);
1313 		SMC_RET1(handle, status);
1314 	}
1315 
1316 	case ALTERA_SIP_SMC_ASYNC_FCS_CLOSE_CS_SESSION:
1317 	{
1318 		uint32_t session_id = (uint32_t)x2;
1319 
1320 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1321 						   GET_JOB_ID(x1),
1322 						   MBOX_FCS_CLOSE_CS_SESSION,
1323 						   &session_id,
1324 						   1U,
1325 						   MBOX_CMD_FLAG_CASUAL,
1326 						   sip_smc_cmd_cb_ret2,
1327 						   NULL,
1328 						   0);
1329 		SMC_RET1(handle, status);
1330 	}
1331 
1332 	case ALTERA_SIP_SMC_ASYNC_FCS_IMPORT_CS_KEY:
1333 	{
1334 		uint64_t key_addr = x2;
1335 		uint32_t key_len_words = (uint32_t)x3 / MBOX_WORD_BYTE;
1336 
1337 		if ((key_len_words > FCS_CS_KEY_OBJ_MAX_WORD_SIZE) ||
1338 		    (!is_address_in_ddr_range(key_addr, key_len_words * 4))) {
1339 			ERROR("MBOX: 0x%x: Addr not in DDR range or key len exceeds\n",
1340 				smc_fid);
1341 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1342 			SMC_RET1(handle, status);
1343 		}
1344 
1345 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1346 						   GET_JOB_ID(x1),
1347 						   MBOX_FCS_IMPORT_CS_KEY,
1348 						   (uint32_t *)key_addr,
1349 						   key_len_words,
1350 						   MBOX_CMD_FLAG_CASUAL,
1351 						   sip_smc_cmd_cb_ret3,
1352 						   NULL,
1353 						   0);
1354 		SMC_RET1(handle, status);
1355 	}
1356 
1357 	case ALTERA_SIP_SMC_ASYNC_FCS_CREATE_CS_KEY:
1358 	{
1359 		uint64_t key_addr = x2;
1360 		uint32_t key_len_words = (uint32_t)x3 / MBOX_WORD_BYTE;
1361 
1362 		if (!is_address_in_ddr_range(key_addr, key_len_words * 4)) {
1363 			ERROR("MBOX: 0x%x: Addr not in DDR range\n", smc_fid);
1364 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1365 			SMC_RET1(handle, status);
1366 		}
1367 
1368 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1369 						   GET_JOB_ID(x1),
1370 						   MBOX_FCS_CREATE_CS_KEY,
1371 						   (uint32_t *)key_addr,
1372 						   key_len_words,
1373 						   MBOX_CMD_FLAG_CASUAL,
1374 						   sip_smc_cmd_cb_ret3,
1375 						   NULL,
1376 						   0);
1377 		SMC_RET1(handle, status);
1378 	}
1379 
1380 	case ALTERA_SIP_SMC_ASYNC_FCS_EXPORT_CS_KEY:
1381 	{
1382 		uint32_t session_id = (uint32_t)x2;
1383 		uint32_t key_uid = (uint32_t)x3;
1384 		uint64_t ret_key_addr = (uint64_t)x4;
1385 		uint32_t key_len = (uint32_t)SMC_GET_GP(handle, CTX_GPREG_X5);
1386 
1387 		if (!is_address_in_ddr_range(ret_key_addr, key_len)) {
1388 			ERROR("MBOX: 0x%x: Addr not in DDR range\n", smc_fid);
1389 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1390 			SMC_RET1(handle, status);
1391 		}
1392 
1393 		fcs_cs_key_payload payload = {session_id, RESERVED_AS_ZERO,
1394 					      RESERVED_AS_ZERO, key_uid};
1395 
1396 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1397 						   GET_JOB_ID(x1),
1398 						   MBOX_FCS_EXPORT_CS_KEY,
1399 						   (uint32_t *)&payload,
1400 						   sizeof(payload) / MBOX_WORD_BYTE,
1401 						   MBOX_CMD_FLAG_CASUAL,
1402 						   sip_smc_ret_nbytes_cb,
1403 						   (uint32_t *)ret_key_addr,
1404 						   2);
1405 		SMC_RET1(handle, status);
1406 	}
1407 
1408 	case ALTERA_SIP_SMC_ASYNC_FCS_REMOVE_CS_KEY:
1409 	{
1410 		uint32_t session_id = (uint32_t)x2;
1411 		uint32_t key_uid = (uint32_t)x3;
1412 
1413 		fcs_cs_key_payload payload = {session_id, RESERVED_AS_ZERO,
1414 					      RESERVED_AS_ZERO, key_uid};
1415 
1416 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1417 						   GET_JOB_ID(x1),
1418 						   MBOX_FCS_REMOVE_CS_KEY,
1419 						   (uint32_t *)&payload,
1420 						   sizeof(payload) / MBOX_WORD_BYTE,
1421 						   MBOX_CMD_FLAG_CASUAL,
1422 						   sip_smc_cmd_cb_ret3,
1423 						   NULL,
1424 						   0);
1425 		SMC_RET1(handle, status);
1426 	}
1427 
1428 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_CS_KEY_INFO:
1429 	{
1430 		uint32_t session_id = (uint32_t)x2;
1431 		uint32_t key_uid = (uint32_t)x3;
1432 		uint64_t ret_key_addr = (uint64_t)x4;
1433 		uint32_t key_len = (uint32_t)SMC_GET_GP(handle, CTX_GPREG_X5);
1434 
1435 		if (!is_address_in_ddr_range(ret_key_addr, key_len)) {
1436 			ERROR("MBOX: 0x%x: Addr not in DDR range\n", smc_fid);
1437 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1438 			SMC_RET1(handle, status);
1439 		}
1440 
1441 		fcs_cs_key_payload payload = {session_id, RESERVED_AS_ZERO,
1442 					      RESERVED_AS_ZERO, key_uid};
1443 
1444 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1445 						   GET_JOB_ID(x1),
1446 						   MBOX_FCS_GET_CS_KEY_INFO,
1447 						   (uint32_t *)&payload,
1448 						   sizeof(payload) / MBOX_WORD_BYTE,
1449 						   MBOX_CMD_FLAG_CASUAL,
1450 						   sip_smc_ret_nbytes_cb,
1451 						   (uint32_t *)ret_key_addr,
1452 						   2);
1453 		SMC_RET1(handle, status);
1454 	}
1455 
1456 	case ALTERA_SIP_SMC_ASYNC_FCS_AES_CRYPT_INIT:
1457 	{
1458 		status = intel_fcs_aes_crypt_init(x2, x3, x4, x5,
1459 					x6, &mbox_error);
1460 		SMC_RET1(handle, status);
1461 	}
1462 
1463 	case ALTERA_SIP_SMC_ASYNC_FCS_AES_CRYPT_UPDATE:
1464 	case ALTERA_SIP_SMC_ASYNC_FCS_AES_CRYPT_FINALIZE:
1465 	{
1466 		uint32_t job_id = 0U;
1467 		bool is_final = (smc_fid == ALTERA_SIP_SMC_ASYNC_FCS_AES_CRYPT_FINALIZE) ?
1468 				true : false;
1469 
1470 		status = intel_fcs_aes_crypt_update_finalize(smc_fid, x1, x2,
1471 					x3, x4, x5, x6, x7, x8, is_final,
1472 					&job_id, x9, x10);
1473 		SMC_RET1(handle, status);
1474 	}
1475 
1476 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_DIGEST_INIT:
1477 	{
1478 		status = intel_fcs_get_digest_init(x2, x3, x4, x5, x6,
1479 					&mbox_error);
1480 		SMC_RET1(handle, status);
1481 	}
1482 
1483 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_DIGEST_UPDATE:
1484 	case ALTERA_SIP_SMC_ASYNC_FCS_GET_DIGEST_FINALIZE:
1485 	{
1486 		bool is_final = (smc_fid == ALTERA_SIP_SMC_ASYNC_FCS_GET_DIGEST_FINALIZE) ?
1487 				true : false;
1488 
1489 		status = intel_fcs_get_digest_update_finalize(smc_fid, x1, x2,
1490 					x3, x4, x5, x6, (uint32_t *) &x7,
1491 					is_final, &mbox_error, x8);
1492 
1493 		SMC_RET1(handle, status);
1494 	}
1495 
1496 	case ALTERA_SIP_SMC_ASYNC_FCS_MAC_VERIFY_INIT:
1497 	{
1498 		status = intel_fcs_mac_verify_init(x2, x3, x4, x5, x6,
1499 					&mbox_error);
1500 		SMC_RET1(handle, status);
1501 	}
1502 
1503 	case ALTERA_SIP_SMC_ASYNC_FCS_MAC_VERIFY_UPDATE:
1504 	case ALTERA_SIP_SMC_ASYNC_FCS_MAC_VERIFY_FINALIZE:
1505 	{
1506 		bool is_final = (smc_fid == ALTERA_SIP_SMC_ASYNC_FCS_MAC_VERIFY_FINALIZE) ?
1507 				true : false;
1508 
1509 		status = intel_fcs_mac_verify_update_finalize(smc_fid, x1, x2,
1510 					x3, x4, x5, x6, (uint32_t *) &x7, x8,
1511 					is_final, &mbox_error, x9);
1512 		SMC_RET1(handle, status);
1513 	}
1514 
1515 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_HASH_SIGN_INIT:
1516 	{
1517 		status = intel_fcs_ecdsa_hash_sign_init(x2, x3, x4, x5, x6,
1518 					&mbox_error);
1519 		SMC_RET1(handle, status);
1520 	}
1521 
1522 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_HASH_SIGN_FINALIZE:
1523 	{
1524 		status = intel_fcs_ecdsa_hash_sign_finalize(smc_fid, x1, x2, x3,
1525 					x4, x5, x6, (uint32_t *) &x7,
1526 					&mbox_error);
1527 		SMC_RET1(handle, status);
1528 	}
1529 
1530 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIGN_INIT:
1531 	{
1532 		status = intel_fcs_ecdsa_sha2_data_sign_init(x2, x3, x4, x5, x6,
1533 					&mbox_error);
1534 		SMC_RET1(handle, status);
1535 	}
1536 
1537 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIGN_UPDATE:
1538 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIGN_FINALIZE:
1539 	{
1540 		bool is_final = (smc_fid == ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIGN_FINALIZE)
1541 				? true : false;
1542 
1543 		status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(smc_fid,
1544 					x1, x2, x3, x4, x5, x6, (uint32_t *) &x7,
1545 					is_final, &mbox_error, x8);
1546 		SMC_RET1(handle, status);
1547 	}
1548 
1549 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_HASH_SIG_VERIFY_INIT:
1550 	{
1551 		status = intel_fcs_ecdsa_hash_sig_verify_init(x2, x3, x4, x5,
1552 					x6, &mbox_error);
1553 		SMC_RET1(handle, status);
1554 	}
1555 
1556 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_HASH_SIG_VERIFY_FINALIZE:
1557 	{
1558 		status = intel_fcs_ecdsa_hash_sig_verify_finalize(smc_fid, x1,
1559 					x2, x3, x4, x5, x6, (uint32_t *) &x7,
1560 					&mbox_error);
1561 		SMC_RET1(handle, status);
1562 	}
1563 
1564 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_INIT:
1565 	{
1566 		status = intel_fcs_ecdsa_sha2_data_sig_verify_init(x2, x3, x4,
1567 					x5, x6, &mbox_error);
1568 		SMC_RET1(handle, status);
1569 	}
1570 
1571 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_UPDATE:
1572 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_FINALIZE:
1573 	{
1574 		bool is_final = (smc_fid ==
1575 				ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_FINALIZE) ?
1576 				true : false;
1577 
1578 		status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
1579 					smc_fid, x1, x2, x3, x4, x5, x6,
1580 					(uint32_t *) &x7, x8, is_final,
1581 					&mbox_error, x9);
1582 		SMC_RET1(handle, status);
1583 	}
1584 
1585 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_GET_PUBKEY_INIT:
1586 	{
1587 		status = intel_fcs_ecdsa_get_pubkey_init(x2, x3, x4, x5, x6,
1588 					&mbox_error);
1589 		SMC_RET1(handle, status);
1590 	}
1591 
1592 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDSA_GET_PUBKEY_FINALIZE:
1593 	{
1594 		status = intel_fcs_ecdsa_get_pubkey_finalize(smc_fid, x1, x2, x3,
1595 					x4, (uint32_t *) &x5, &mbox_error);
1596 		SMC_RET1(handle, status);
1597 	}
1598 
1599 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDH_REQUEST_INIT:
1600 	{
1601 		status = intel_fcs_ecdh_request_init(x2, x3, x4, x5, x6,
1602 					&mbox_error);
1603 		SMC_RET1(handle, status);
1604 	}
1605 
1606 	case ALTERA_SIP_SMC_ASYNC_FCS_ECDH_REQUEST_FINALIZE:
1607 	{
1608 		uint32_t dest_size = (uint32_t)x7;
1609 
1610 		NOTICE("MBOX: %s, %d: x7 0x%x, dest_size 0x%x\n",
1611 			__func__, __LINE__, (uint32_t)x7, dest_size);
1612 
1613 		status = intel_fcs_ecdh_request_finalize(smc_fid, x1, x2, x3,
1614 					x4, x5, x6, (uint32_t *) &dest_size,
1615 					&mbox_error);
1616 		SMC_RET1(handle, status);
1617 	}
1618 
1619 	case ALTERA_SIP_SMC_ASYNC_MCTP_MSG:
1620 	{
1621 		uint32_t *src_addr = (uint32_t *)x2;
1622 		uint32_t src_size = (uint32_t)x3;
1623 		uint32_t *dst_addr = (uint32_t *)x4;
1624 
1625 		status = mailbox_send_cmd_async_v3(GET_CLIENT_ID(x1),
1626 						   GET_JOB_ID(x1),
1627 						   MBOX_CMD_MCTP_MSG,
1628 						   src_addr,
1629 						   src_size / MBOX_WORD_BYTE,
1630 						   MBOX_CMD_FLAG_CASUAL,
1631 						   sip_smc_ret_nbytes_cb,
1632 						   dst_addr,
1633 						   2);
1634 
1635 		SMC_RET1(handle, status);
1636 	}
1637 
1638 	case ALTERA_SIP_SMC_ASYNC_FCS_HKDF_REQUEST:
1639 	{
1640 		status = intel_fcs_hkdf_request(smc_fid, x1, x2, x3, x4, x5, x6,
1641 					x7);
1642 		SMC_RET1(handle, status);
1643 	}
1644 
1645 	default:
1646 		return socfpga_sip_handler(smc_fid, x1, x2, x3, x4,
1647 					   cookie, handle, flags);
1648 	} /* switch (smc_fid) */
1649 }
1650 #endif
1651 
1652 /*
1653  * This function is responsible for handling all SiP calls from the NS world
1654  */
1655 
1656 uintptr_t sip_smc_handler_v1(uint32_t smc_fid,
1657 			 u_register_t x1,
1658 			 u_register_t x2,
1659 			 u_register_t x3,
1660 			 u_register_t x4,
1661 			 void *cookie,
1662 			 void *handle,
1663 			 u_register_t flags)
1664 {
1665 	uint32_t retval = 0, completed_addr[3];
1666 	uint32_t retval2 = 0;
1667 	uint32_t mbox_error = 0;
1668 	uint32_t err_states = 0;
1669 	uint64_t retval64, rsu_respbuf[9];
1670 	uint32_t seu_respbuf[3];
1671 	int status = INTEL_SIP_SMC_STATUS_OK;
1672 	int mbox_status;
1673 	unsigned int len_in_resp;
1674 	u_register_t x5, x6, x7;
1675 
1676 	switch (smc_fid) {
1677 	case SIP_SVC_UID:
1678 		/* Return UID to the caller */
1679 		SMC_UUID_RET(handle, intl_svc_uid);
1680 
1681 	case INTEL_SIP_SMC_FPGA_CONFIG_ISDONE:
1682 		status = intel_mailbox_fpga_config_isdone(&err_states);
1683 		SMC_RET4(handle, status, err_states, 0, 0);
1684 
1685 	case INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM:
1686 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
1687 			INTEL_SIP_SMC_FPGA_CONFIG_ADDR,
1688 			INTEL_SIP_SMC_FPGA_CONFIG_SIZE -
1689 				INTEL_SIP_SMC_FPGA_CONFIG_ADDR);
1690 
1691 	case INTEL_SIP_SMC_FPGA_CONFIG_START:
1692 		status = intel_fpga_config_start(x1);
1693 		SMC_RET4(handle, status, 0, 0, 0);
1694 
1695 	case INTEL_SIP_SMC_FPGA_CONFIG_WRITE:
1696 		status = intel_fpga_config_write(x1, x2);
1697 		SMC_RET4(handle, status, 0, 0, 0);
1698 
1699 	case INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE:
1700 		status = intel_fpga_config_completed_write(completed_addr,
1701 							&retval, &rcv_id);
1702 		switch (retval) {
1703 		case 1:
1704 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
1705 				completed_addr[0], 0, 0);
1706 
1707 		case 2:
1708 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
1709 				completed_addr[0],
1710 				completed_addr[1], 0);
1711 
1712 		case 3:
1713 			SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
1714 				completed_addr[0],
1715 				completed_addr[1],
1716 				completed_addr[2]);
1717 
1718 		case 0:
1719 			SMC_RET4(handle, status, 0, 0, 0);
1720 
1721 		default:
1722 			mailbox_clear_response();
1723 			SMC_RET1(handle, INTEL_SIP_SMC_STATUS_ERROR);
1724 		}
1725 
1726 	case INTEL_SIP_SMC_REG_READ:
1727 		status = intel_secure_reg_read(x1, &retval);
1728 		SMC_RET3(handle, status, retval, x1);
1729 
1730 	case INTEL_SIP_SMC_REG_WRITE:
1731 		status = intel_secure_reg_write(x1, (uint32_t)x2, &retval);
1732 		SMC_RET3(handle, status, retval, x1);
1733 
1734 	case INTEL_SIP_SMC_REG_UPDATE:
1735 		status = intel_secure_reg_update(x1, (uint32_t)x2,
1736 						 (uint32_t)x3, &retval);
1737 		SMC_RET3(handle, status, retval, x1);
1738 
1739 	case INTEL_SIP_SMC_RSU_STATUS:
1740 		status = intel_rsu_status(rsu_respbuf,
1741 					ARRAY_SIZE(rsu_respbuf));
1742 		if (status) {
1743 			SMC_RET1(handle, status);
1744 		} else {
1745 			SMC_RET4(handle, rsu_respbuf[0], rsu_respbuf[1],
1746 					rsu_respbuf[2], rsu_respbuf[3]);
1747 		}
1748 
1749 	case INTEL_SIP_SMC_RSU_UPDATE:
1750 		status = intel_rsu_update(x1);
1751 		SMC_RET1(handle, status);
1752 
1753 	case INTEL_SIP_SMC_RSU_NOTIFY:
1754 		status = intel_rsu_notify(x1);
1755 		SMC_RET1(handle, status);
1756 
1757 	case INTEL_SIP_SMC_RSU_RETRY_COUNTER:
1758 		status = intel_rsu_retry_counter((uint32_t *)rsu_respbuf,
1759 						ARRAY_SIZE(rsu_respbuf), &retval);
1760 		if (status) {
1761 			SMC_RET1(handle, status);
1762 		} else {
1763 			SMC_RET2(handle, status, retval);
1764 		}
1765 
1766 	case INTEL_SIP_SMC_RSU_DCMF_VERSION:
1767 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
1768 			 ((uint64_t)rsu_dcmf_ver[1] << 32) | rsu_dcmf_ver[0],
1769 			 ((uint64_t)rsu_dcmf_ver[3] << 32) | rsu_dcmf_ver[2]);
1770 
1771 	case INTEL_SIP_SMC_RSU_COPY_DCMF_VERSION:
1772 		status = intel_rsu_copy_dcmf_version(x1, x2);
1773 		SMC_RET1(handle, status);
1774 
1775 	case INTEL_SIP_SMC_RSU_GET_DEVICE_INFO:
1776 		status = intel_rsu_get_device_info((uint32_t *)rsu_respbuf,
1777 					ARRAY_SIZE(rsu_respbuf));
1778 		if (status) {
1779 			SMC_RET1(handle, status);
1780 		} else {
1781 			SMC_RET5(handle, status, rsu_respbuf[0], rsu_respbuf[1],
1782 				 rsu_respbuf[2], rsu_respbuf[3]);
1783 		}
1784 
1785 	case INTEL_SIP_SMC_RSU_DCMF_STATUS:
1786 		SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK,
1787 			 ((uint64_t)rsu_dcmf_stat[3] << 48) |
1788 			 ((uint64_t)rsu_dcmf_stat[2] << 32) |
1789 			 ((uint64_t)rsu_dcmf_stat[1] << 16) |
1790 			 rsu_dcmf_stat[0]);
1791 
1792 	case INTEL_SIP_SMC_RSU_COPY_DCMF_STATUS:
1793 		status = intel_rsu_copy_dcmf_status(x1);
1794 		SMC_RET1(handle, status);
1795 
1796 	case INTEL_SIP_SMC_RSU_MAX_RETRY:
1797 		SMC_RET2(handle, INTEL_SIP_SMC_STATUS_OK, rsu_max_retry);
1798 
1799 	case INTEL_SIP_SMC_RSU_COPY_MAX_RETRY:
1800 		rsu_max_retry = x1;
1801 		SMC_RET1(handle, INTEL_SIP_SMC_STATUS_OK);
1802 
1803 	case INTEL_SIP_SMC_ECC_DBE:
1804 		status = intel_ecc_dbe_notification(x1);
1805 		SMC_RET1(handle, status);
1806 
1807 	case INTEL_SIP_SMC_SERVICE_COMPLETED:
1808 		status = intel_smc_service_completed(x1, x2, x3, &rcv_id,
1809 						&len_in_resp, &mbox_error);
1810 		SMC_RET4(handle, status, mbox_error, x1, len_in_resp);
1811 
1812 	case INTEL_SIP_SMC_FIRMWARE_VERSION:
1813 		status = intel_smc_fw_version(&retval);
1814 		SMC_RET2(handle, status, retval);
1815 
1816 	case INTEL_SIP_SMC_MBOX_SEND_CMD:
1817 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1818 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1819 		status = intel_mbox_send_cmd(x1, (uint32_t *)x2, x3, x4, x5, x6,
1820 						&mbox_status, &len_in_resp);
1821 		SMC_RET3(handle, status, mbox_status, len_in_resp);
1822 
1823 	case INTEL_SIP_SMC_GET_USERCODE:
1824 		status = intel_smc_get_usercode(&retval);
1825 		SMC_RET2(handle, status, retval);
1826 
1827 	case INTEL_SIP_SMC_FCS_CRYPTION:
1828 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1829 
1830 		if (x1 == FCS_MODE_DECRYPT) {
1831 			status = intel_fcs_decryption(x2, x3, x4, x5, &send_id);
1832 		} else if (x1 == FCS_MODE_ENCRYPT) {
1833 			status = intel_fcs_encryption(x2, x3, x4, x5, &send_id);
1834 		} else {
1835 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1836 		}
1837 
1838 		SMC_RET3(handle, status, x4, x5);
1839 
1840 	case INTEL_SIP_SMC_FCS_CRYPTION_EXT:
1841 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1842 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1843 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1844 
1845 		if (x3 == FCS_MODE_DECRYPT) {
1846 			status = intel_fcs_decryption_ext(smc_fid, 0, x1, x2, x4, x5, x6,
1847 					(uint32_t *) &x7, &mbox_error, 0, 0, 0);
1848 		} else if (x3 == FCS_MODE_ENCRYPT) {
1849 			status = intel_fcs_encryption_ext(smc_fid, 0, x1, x2, x4, x5, x6,
1850 					(uint32_t *) &x7, &mbox_error, 0, 0);
1851 		} else {
1852 			status = INTEL_SIP_SMC_STATUS_REJECTED;
1853 		}
1854 
1855 		SMC_RET4(handle, status, mbox_error, x6, x7);
1856 
1857 	case INTEL_SIP_SMC_FCS_RANDOM_NUMBER:
1858 		status = intel_fcs_random_number_gen(x1, &retval64,
1859 							&mbox_error);
1860 		SMC_RET4(handle, status, mbox_error, x1, retval64);
1861 
1862 	case INTEL_SIP_SMC_FCS_RANDOM_NUMBER_EXT:
1863 		status = intel_fcs_random_number_gen_ext(x1, x2, x3,
1864 							&send_id);
1865 		SMC_RET1(handle, status);
1866 
1867 	case INTEL_SIP_SMC_FCS_SEND_CERTIFICATE:
1868 		status = intel_fcs_send_cert(smc_fid, 0, x1, x2, &send_id);
1869 		SMC_RET1(handle, status);
1870 
1871 	case INTEL_SIP_SMC_FCS_GET_PROVISION_DATA:
1872 		status = intel_fcs_get_provision_data(&send_id);
1873 		SMC_RET1(handle, status);
1874 
1875 	case INTEL_SIP_SMC_FCS_CNTR_SET_PREAUTH:
1876 		status = intel_fcs_cntr_set_preauth(smc_fid, 0, x1, x2, x3,
1877 							&mbox_error);
1878 		SMC_RET2(handle, status, mbox_error);
1879 
1880 	case INTEL_SIP_SMC_HPS_SET_BRIDGES:
1881 		status = intel_hps_set_bridges(x1, x2);
1882 		SMC_RET1(handle, status);
1883 
1884 	case INTEL_SIP_SMC_HWMON_READTEMP:
1885 		status = intel_hwmon_readtemp(x1, &retval);
1886 		SMC_RET2(handle, status, retval);
1887 
1888 	case INTEL_SIP_SMC_HWMON_READVOLT:
1889 		status = intel_hwmon_readvolt(x1, &retval);
1890 		SMC_RET2(handle, status, retval);
1891 
1892 	case INTEL_SIP_SMC_FCS_PSGSIGMA_TEARDOWN:
1893 		status = intel_fcs_sigma_teardown(x1, &mbox_error);
1894 		SMC_RET2(handle, status, mbox_error);
1895 
1896 	case INTEL_SIP_SMC_FCS_CHIP_ID:
1897 		status = intel_fcs_chip_id(&retval, &retval2, &mbox_error);
1898 		SMC_RET4(handle, status, mbox_error, retval, retval2);
1899 
1900 	case INTEL_SIP_SMC_FCS_ATTESTATION_SUBKEY:
1901 		status = intel_fcs_attestation_subkey(x1, x2, x3,
1902 					(uint32_t *) &x4, &mbox_error);
1903 		SMC_RET4(handle, status, mbox_error, x3, x4);
1904 
1905 	case INTEL_SIP_SMC_FCS_ATTESTATION_MEASUREMENTS:
1906 		status = intel_fcs_get_measurement(x1, x2, x3,
1907 					(uint32_t *) &x4, &mbox_error);
1908 		SMC_RET4(handle, status, mbox_error, x3, x4);
1909 
1910 	case INTEL_SIP_SMC_FCS_GET_ATTESTATION_CERT:
1911 		status = intel_fcs_get_attestation_cert(smc_fid, 0, x1, x2,
1912 					(uint32_t *) &x3, &mbox_error);
1913 		SMC_RET4(handle, status, mbox_error, x2, x3);
1914 
1915 	case INTEL_SIP_SMC_FCS_CREATE_CERT_ON_RELOAD:
1916 		status = intel_fcs_create_cert_on_reload(smc_fid, 0, x1, &mbox_error);
1917 		SMC_RET2(handle, status, mbox_error);
1918 
1919 	case INTEL_SIP_SMC_FCS_OPEN_CS_SESSION:
1920 		status = intel_fcs_open_crypto_service_session(&retval, &mbox_error);
1921 		SMC_RET3(handle, status, mbox_error, retval);
1922 
1923 	case INTEL_SIP_SMC_FCS_CLOSE_CS_SESSION:
1924 		status = intel_fcs_close_crypto_service_session(x1, &mbox_error);
1925 		SMC_RET2(handle, status, mbox_error);
1926 
1927 	case INTEL_SIP_SMC_FCS_IMPORT_CS_KEY:
1928 		status = intel_fcs_import_crypto_service_key(x1, x2, &send_id);
1929 		SMC_RET1(handle, status);
1930 
1931 	case INTEL_SIP_SMC_FCS_EXPORT_CS_KEY:
1932 		status = intel_fcs_export_crypto_service_key(x1, x2, x3,
1933 					(uint32_t *) &x4, &mbox_error);
1934 		SMC_RET4(handle, status, mbox_error, x3, x4);
1935 
1936 	case INTEL_SIP_SMC_FCS_REMOVE_CS_KEY:
1937 		status = intel_fcs_remove_crypto_service_key(x1, x2,
1938 					&mbox_error);
1939 		SMC_RET2(handle, status, mbox_error);
1940 
1941 	case INTEL_SIP_SMC_FCS_GET_CS_KEY_INFO:
1942 		status = intel_fcs_get_crypto_service_key_info(x1, x2, x3,
1943 					(uint32_t *) &x4, &mbox_error);
1944 		SMC_RET4(handle, status, mbox_error, x3, x4);
1945 
1946 	case INTEL_SIP_SMC_FCS_GET_DIGEST_INIT:
1947 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1948 		status = intel_fcs_get_digest_init(x1, x2, x3,
1949 					x4, x5, &mbox_error);
1950 		SMC_RET2(handle, status, mbox_error);
1951 
1952 	case INTEL_SIP_SMC_FCS_GET_DIGEST_UPDATE:
1953 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1954 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1955 		status = intel_fcs_get_digest_update_finalize(smc_fid, 0, x1, x2,
1956 					x3, x4, x5, (uint32_t *) &x6, false,
1957 					&mbox_error, 0);
1958 		SMC_RET4(handle, status, mbox_error, x5, x6);
1959 
1960 	case INTEL_SIP_SMC_FCS_GET_DIGEST_FINALIZE:
1961 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1962 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1963 		status = intel_fcs_get_digest_update_finalize(smc_fid, 0, x1, x2,
1964 					x3, x4, x5, (uint32_t *) &x6, true,
1965 					&mbox_error, 0);
1966 		SMC_RET4(handle, status, mbox_error, x5, x6);
1967 
1968 	case INTEL_SIP_SMC_FCS_GET_DIGEST_SMMU_UPDATE:
1969 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1970 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1971 		status = intel_fcs_get_digest_smmu_update_finalize(x1, x2, x3,
1972 					x4, x5, (uint32_t *) &x6, false,
1973 					&mbox_error, &send_id);
1974 		SMC_RET4(handle, status, mbox_error, x5, x6);
1975 
1976 	case INTEL_SIP_SMC_FCS_GET_DIGEST_SMMU_FINALIZE:
1977 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1978 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1979 		status = intel_fcs_get_digest_smmu_update_finalize(x1, x2, x3,
1980 					x4, x5, (uint32_t *) &x6, true,
1981 					&mbox_error, &send_id);
1982 		SMC_RET4(handle, status, mbox_error, x5, x6);
1983 
1984 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_INIT:
1985 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1986 		status = intel_fcs_mac_verify_init(x1, x2, x3,
1987 					x4, x5, &mbox_error);
1988 		SMC_RET2(handle, status, mbox_error);
1989 
1990 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_UPDATE:
1991 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
1992 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
1993 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
1994 		status = intel_fcs_mac_verify_update_finalize(smc_fid, 0, x1, x2,
1995 					x3, x4, x5, (uint32_t *) &x6, x7, false,
1996 					&mbox_error, 0);
1997 		SMC_RET4(handle, status, mbox_error, x5, x6);
1998 
1999 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_FINALIZE:
2000 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2001 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2002 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2003 		status = intel_fcs_mac_verify_update_finalize(smc_fid, 0, x1, x2,
2004 					x3, x4, x5, (uint32_t *) &x6, x7, true,
2005 					&mbox_error, 0);
2006 		SMC_RET4(handle, status, mbox_error, x5, x6);
2007 
2008 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_SMMU_UPDATE:
2009 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2010 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2011 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2012 		status = intel_fcs_mac_verify_smmu_update_finalize(x1, x2, x3,
2013 					x4, x5, (uint32_t *) &x6, x7,
2014 					false, &mbox_error, &send_id);
2015 		SMC_RET4(handle, status, mbox_error, x5, x6);
2016 
2017 	case INTEL_SIP_SMC_FCS_MAC_VERIFY_SMMU_FINALIZE:
2018 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2019 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2020 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2021 		status = intel_fcs_mac_verify_smmu_update_finalize(x1, x2, x3,
2022 					x4, x5, (uint32_t *) &x6, x7,
2023 					true, &mbox_error, &send_id);
2024 		SMC_RET4(handle, status, mbox_error, x5, x6);
2025 
2026 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_INIT:
2027 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2028 		status = intel_fcs_ecdsa_sha2_data_sign_init(x1, x2, x3,
2029 					x4, x5, &mbox_error);
2030 		SMC_RET2(handle, status, mbox_error);
2031 
2032 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_UPDATE:
2033 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2034 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2035 		status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(smc_fid,
2036 					0, x1, x2, x3, x4, x5, (uint32_t *) &x6,
2037 					false, &mbox_error, 0);
2038 		SMC_RET4(handle, status, mbox_error, x5, x6);
2039 
2040 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_FINALIZE:
2041 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2042 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2043 		status = intel_fcs_ecdsa_sha2_data_sign_update_finalize(smc_fid,
2044 					0, x1, x2, x3, x4, x5, (uint32_t *) &x6,
2045 					true, &mbox_error, 0);
2046 		SMC_RET4(handle, status, mbox_error, x5, x6);
2047 
2048 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_SMMU_UPDATE:
2049 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2050 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2051 		status = intel_fcs_ecdsa_sha2_data_sign_smmu_update_finalize(x1,
2052 					x2, x3, x4, x5, (uint32_t *) &x6, false,
2053 					&mbox_error, &send_id);
2054 		SMC_RET4(handle, status, mbox_error, x5, x6);
2055 
2056 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIGN_SMMU_FINALIZE:
2057 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2058 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2059 		status = intel_fcs_ecdsa_sha2_data_sign_smmu_update_finalize(x1,
2060 					x2, x3, x4, x5, (uint32_t *) &x6, true,
2061 					&mbox_error, &send_id);
2062 		SMC_RET4(handle, status, mbox_error, x5, x6);
2063 
2064 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_INIT:
2065 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2066 		status = intel_fcs_ecdsa_hash_sign_init(x1, x2, x3,
2067 					x4, x5, &mbox_error);
2068 		SMC_RET2(handle, status, mbox_error);
2069 
2070 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIGN_FINALIZE:
2071 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2072 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2073 		status = intel_fcs_ecdsa_hash_sign_finalize(smc_fid, 0, x1, x2,
2074 					x3, x4, x5, (uint32_t *) &x6,
2075 					&mbox_error);
2076 		SMC_RET4(handle, status, mbox_error, x5, x6);
2077 
2078 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_INIT:
2079 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2080 		status = intel_fcs_ecdsa_hash_sig_verify_init(x1, x2, x3,
2081 					x4, x5, &mbox_error);
2082 		SMC_RET2(handle, status, mbox_error);
2083 
2084 	case INTEL_SIP_SMC_FCS_ECDSA_HASH_SIG_VERIFY_FINALIZE:
2085 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2086 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2087 		status = intel_fcs_ecdsa_hash_sig_verify_finalize(smc_fid, 0, x1,
2088 					x2, x3, x4, x5, (uint32_t *) &x6,
2089 					&mbox_error);
2090 		SMC_RET4(handle, status, mbox_error, x5, x6);
2091 
2092 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_INIT:
2093 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2094 		status = intel_fcs_ecdsa_sha2_data_sig_verify_init(x1, x2, x3,
2095 					x4, x5, &mbox_error);
2096 		SMC_RET2(handle, status, mbox_error);
2097 
2098 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_UPDATE:
2099 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2100 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2101 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2102 		status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
2103 					smc_fid, 0, x1, x2, x3, x4, x5,
2104 					(uint32_t *) &x6, x7, false,
2105 					&mbox_error, 0);
2106 		SMC_RET4(handle, status, mbox_error, x5, x6);
2107 
2108 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_SMMU_UPDATE:
2109 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2110 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2111 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2112 		status = intel_fcs_ecdsa_sha2_data_sig_verify_smmu_update_finalize(
2113 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
2114 					x7, false, &mbox_error, &send_id);
2115 		SMC_RET4(handle, status, mbox_error, x5, x6);
2116 
2117 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_SMMU_FINALIZE:
2118 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2119 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2120 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2121 		status = intel_fcs_ecdsa_sha2_data_sig_verify_smmu_update_finalize(
2122 					x1, x2, x3, x4, x5, (uint32_t *) &x6,
2123 					x7, true, &mbox_error, &send_id);
2124 		SMC_RET4(handle, status, mbox_error, x5, x6);
2125 
2126 	case INTEL_SIP_SMC_FCS_ECDSA_SHA2_DATA_SIG_VERIFY_FINALIZE:
2127 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2128 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2129 		x7 = SMC_GET_GP(handle, CTX_GPREG_X7);
2130 		status = intel_fcs_ecdsa_sha2_data_sig_verify_update_finalize(
2131 					smc_fid, 0, x1, x2, x3, x4, x5,
2132 					(uint32_t *) &x6, x7, true,
2133 					&mbox_error, 0);
2134 		SMC_RET4(handle, status, mbox_error, x5, x6);
2135 
2136 	case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_INIT:
2137 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2138 		status = intel_fcs_ecdsa_get_pubkey_init(x1, x2, x3,
2139 					x4, x5, &mbox_error);
2140 		SMC_RET2(handle, status, mbox_error);
2141 
2142 	case INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_FINALIZE:
2143 		status = intel_fcs_ecdsa_get_pubkey_finalize(
2144 				INTEL_SIP_SMC_FCS_ECDSA_GET_PUBKEY_FINALIZE, 0,
2145 				x1, x2, x3, (uint32_t *) &x4, &mbox_error);
2146 		SMC_RET4(handle, status, mbox_error, x3, x4);
2147 
2148 	case INTEL_SIP_SMC_FCS_ECDH_REQUEST_INIT:
2149 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2150 		status = intel_fcs_ecdh_request_init(x1, x2, x3,
2151 					x4, x5, &mbox_error);
2152 		SMC_RET2(handle, status, mbox_error);
2153 
2154 	case INTEL_SIP_SMC_FCS_ECDH_REQUEST_FINALIZE:
2155 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2156 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2157 		status = intel_fcs_ecdh_request_finalize(smc_fid, 0, x1, x2, x3,
2158 					 x4, x5, (uint32_t *) &x6, &mbox_error);
2159 		SMC_RET4(handle, status, mbox_error, x5, x6);
2160 
2161 	case INTEL_SIP_SMC_FCS_AES_CRYPT_INIT:
2162 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2163 		status = intel_fcs_aes_crypt_init(x1, x2, x3, x4, x5,
2164 					&mbox_error);
2165 		SMC_RET2(handle, status, mbox_error);
2166 
2167 	case INTEL_SIP_SMC_FCS_AES_CRYPT_UPDATE:
2168 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2169 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2170 		status = intel_fcs_aes_crypt_update_finalize(smc_fid, 0, x1, x2,
2171 					x3, x4, x5, x6, 0, false, &send_id, 0, 0);
2172 		SMC_RET1(handle, status);
2173 
2174 	case INTEL_SIP_SMC_FCS_AES_CRYPT_FINALIZE:
2175 		x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
2176 		x6 = SMC_GET_GP(handle, CTX_GPREG_X6);
2177 		status = intel_fcs_aes_crypt_update_finalize(smc_fid, 0, x1, x2,
2178 					x3, x4, x5, x6, 0, true, &send_id, 0, 0);
2179 		SMC_RET1(handle, status);
2180 
2181 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
2182 	case INTEL_SIP_SMC_FCS_SDM_REMAPPER_CONFIG:
2183 		status = intel_smmu_hps_remapper_config(x1);
2184 		SMC_RET1(handle, status);
2185 #endif
2186 
2187 	case INTEL_SIP_SMC_GET_ROM_PATCH_SHA384:
2188 		status = intel_fcs_get_rom_patch_sha384(x1, &retval64,
2189 							&mbox_error);
2190 		SMC_RET4(handle, status, mbox_error, x1, retval64);
2191 
2192 	case INTEL_SIP_SMC_SVC_VERSION:
2193 		SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
2194 					SIP_SVC_VERSION_MAJOR,
2195 					SIP_SVC_VERSION_MINOR);
2196 
2197 	case INTEL_SIP_SMC_SEU_ERR_STATUS:
2198 		status = intel_sdm_seu_err_read(seu_respbuf,
2199 					ARRAY_SIZE(seu_respbuf));
2200 		if (status) {
2201 			SMC_RET1(handle, status);
2202 		} else {
2203 			SMC_RET3(handle, seu_respbuf[0], seu_respbuf[1], seu_respbuf[2]);
2204 		}
2205 
2206 	case INTEL_SIP_SMC_SAFE_INJECT_SEU_ERR:
2207 		status = intel_sdm_safe_inject_seu_err((uint32_t *)&x1, (uint32_t)x2);
2208 		SMC_RET1(handle, status);
2209 
2210 	case INTEL_SIP_SMC_ATF_BUILD_VER:
2211 		SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK, VERSION_MAJOR,
2212 			 VERSION_MINOR, VERSION_PATCH);
2213 
2214 #if PLATFORM_MODEL == PLAT_SOCFPGA_AGILEX5
2215 	case INTEL_SIP_SMC_INJECT_IO96B_ECC_ERR:
2216 		intel_inject_io96b_ecc_err((uint32_t *)&x1, (uint32_t)x2);
2217 		SMC_RET1(handle, INTEL_SIP_SMC_STATUS_OK);
2218 #endif
2219 
2220 	default:
2221 		return socfpga_sip_handler(smc_fid, x1, x2, x3, x4,
2222 			cookie, handle, flags);
2223 	}
2224 }
2225 
2226 uintptr_t sip_smc_handler(uint32_t smc_fid,
2227 			 u_register_t x1,
2228 			 u_register_t x2,
2229 			 u_register_t x3,
2230 			 u_register_t x4,
2231 			 void *cookie,
2232 			 void *handle,
2233 			 u_register_t flags)
2234 {
2235 	uint32_t cmd = smc_fid & INTEL_SIP_SMC_CMD_MASK;
2236 
2237 	if (cmd >= INTEL_SIP_SMC_CMD_V2_RANGE_BEGIN &&
2238 	    cmd <= INTEL_SIP_SMC_CMD_V2_RANGE_END) {
2239 		return sip_smc_handler_v2(smc_fid, x1, x2, x3, x4,
2240 			cookie, handle, flags);
2241 	}
2242 #if SIP_SVC_V3
2243 	else if ((cmd >= INTEL_SIP_SMC_CMD_V3_RANGE_BEGIN) &&
2244 		(cmd <= INTEL_SIP_SMC_CMD_V3_RANGE_END)) {
2245 		uintptr_t ret = sip_smc_handler_v3(smc_fid, x1, x2, x3, x4,
2246 						   cookie, handle, flags);
2247 		return ret;
2248 	}
2249 #endif
2250 	else {
2251 		return sip_smc_handler_v1(smc_fid, x1, x2, x3, x4,
2252 			cookie, handle, flags);
2253 	}
2254 }
2255 
2256 DECLARE_RT_SVC(
2257 	socfpga_sip_svc,
2258 	OEN_SIP_START,
2259 	OEN_SIP_END,
2260 	SMC_TYPE_FAST,
2261 	NULL,
2262 	sip_smc_handler
2263 );
2264 
2265 DECLARE_RT_SVC(
2266 	socfpga_sip_svc_std,
2267 	OEN_SIP_START,
2268 	OEN_SIP_END,
2269 	SMC_TYPE_YIELD,
2270 	NULL,
2271 	sip_smc_handler
2272 );
2273