1// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2/* Copyright(c) 2023  Realtek Corporation
3 */
4
5#include "debug.h"
6#include "efuse.h"
7#include "mac.h"
8#include "reg.h"
9
10#define EFUSE_EXTERNALPN_ADDR_BE 0x1580
11#define EFUSE_B1_MSSDEVTYPE_MASK GENMASK(3, 0)
12#define EFUSE_B1_MSSCUSTIDX0_MASK GENMASK(7, 4)
13#define EFUSE_SERIALNUM_ADDR_BE 0x1581
14#define EFUSE_B2_MSSKEYNUM_MASK GENMASK(3, 0)
15#define EFUSE_B2_MSSCUSTIDX1_MASK BIT(6)
16#define EFUSE_SB_CRYP_SEL_ADDR 0x1582
17#define EFUSE_SB_CRYP_SEL_SIZE 2
18#define EFUSE_SB_CRYP_SEL_DEFAULT 0xFFFF
19#define SB_SEL_MGN_MAX_SIZE 2
20#define EFUSE_SEC_BE_START 0x1580
21#define EFUSE_SEC_BE_SIZE 4
22
23enum rtw89_efuse_mss_dev_type {
24	MSS_DEV_TYPE_FWSEC_DEF = 0xF,
25	MSS_DEV_TYPE_FWSEC_WINLIN_INBOX = 0xC,
26	MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_NON_COB = 0xA,
27	MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_COB = 0x9,
28	MSS_DEV_TYPE_FWSEC_NONWIN_INBOX = 0x6,
29};
30
31static const u32 sb_sel_mgn[SB_SEL_MGN_MAX_SIZE] = {
32	0x8000100, 0xC000180
33};
34
35static void rtw89_enable_efuse_pwr_cut_ddv_be(struct rtw89_dev *rtwdev)
36{
37	const struct rtw89_chip_info *chip = rtwdev->chip;
38	struct rtw89_hal *hal = &rtwdev->hal;
39	bool aphy_patch = true;
40
41	if (chip->chip_id == RTL8922A && hal->cv == CHIP_CAV)
42		aphy_patch = false;
43
44	rtw89_write8_set(rtwdev, R_BE_PMC_DBG_CTRL2, B_BE_SYSON_DIS_PMCR_BE_WRMSK);
45
46	if (aphy_patch) {
47		rtw89_write16_set(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_PWC_EV2EF_S);
48		mdelay(1);
49		rtw89_write16_set(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_PWC_EV2EF_B);
50		rtw89_write16_clr(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_ISO_EB2CORE);
51	}
52
53	rtw89_write32_set(rtwdev, R_BE_EFUSE_CTRL_2_V1, B_BE_EF_BURST);
54}
55
56static void rtw89_disable_efuse_pwr_cut_ddv_be(struct rtw89_dev *rtwdev)
57{
58	const struct rtw89_chip_info *chip = rtwdev->chip;
59	struct rtw89_hal *hal = &rtwdev->hal;
60	bool aphy_patch = true;
61
62	if (chip->chip_id == RTL8922A && hal->cv == CHIP_CAV)
63		aphy_patch = false;
64
65	if (aphy_patch) {
66		rtw89_write16_set(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_ISO_EB2CORE);
67		rtw89_write16_clr(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_PWC_EV2EF_B);
68		mdelay(1);
69		rtw89_write16_clr(rtwdev, R_BE_SYS_ISO_CTRL, B_BE_PWC_EV2EF_S);
70	}
71
72	rtw89_write8_clr(rtwdev, R_BE_PMC_DBG_CTRL2, B_BE_SYSON_DIS_PMCR_BE_WRMSK);
73	rtw89_write32_clr(rtwdev, R_BE_EFUSE_CTRL_2_V1, B_BE_EF_BURST);
74}
75
76static int rtw89_dump_physical_efuse_map_ddv_be(struct rtw89_dev *rtwdev, u8 *map,
77						u32 dump_addr, u32 dump_size)
78{
79	u32 efuse_ctl;
80	u32 addr;
81	u32 data;
82	int ret;
83
84	if (!IS_ALIGNED(dump_addr, 4) || !IS_ALIGNED(dump_size, 4)) {
85		rtw89_err(rtwdev, "Efuse addr 0x%x or size 0x%x not aligned\n",
86			  dump_addr, dump_size);
87		return -EINVAL;
88	}
89
90	rtw89_enable_efuse_pwr_cut_ddv_be(rtwdev);
91
92	for (addr = dump_addr; addr < dump_addr + dump_size; addr += 4, map += 4) {
93		efuse_ctl = u32_encode_bits(addr, B_BE_EF_ADDR_MASK);
94		rtw89_write32(rtwdev, R_BE_EFUSE_CTRL, efuse_ctl & ~B_BE_EF_RDY);
95
96		ret = read_poll_timeout_atomic(rtw89_read32, efuse_ctl,
97					       efuse_ctl & B_BE_EF_RDY, 1, 1000000,
98					       true, rtwdev, R_BE_EFUSE_CTRL);
99		if (ret)
100			return -EBUSY;
101
102		data = rtw89_read32(rtwdev, R_BE_EFUSE_CTRL_1_V1);
103		*((__le32 *)map) = cpu_to_le32(data);
104	}
105
106	rtw89_disable_efuse_pwr_cut_ddv_be(rtwdev);
107
108	return 0;
109}
110
111static int rtw89_dump_physical_efuse_map_dav_be(struct rtw89_dev *rtwdev, u8 *map,
112						u32 dump_addr, u32 dump_size)
113{
114	u32 addr;
115	u8 val8;
116	int err;
117	int ret;
118
119	for (addr = dump_addr; addr < dump_addr + dump_size; addr++) {
120		ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, 0x40,
121					      FULL_BIT_MASK);
122		if (ret)
123			return ret;
124		ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_LOW_ADDR, addr & 0xff,
125					      XTAL_SI_LOW_ADDR_MASK);
126		if (ret)
127			return ret;
128		ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, addr >> 8,
129					      XTAL_SI_HIGH_ADDR_MASK);
130		if (ret)
131			return ret;
132		ret = rtw89_mac_write_xtal_si(rtwdev, XTAL_SI_CTRL, 0,
133					      XTAL_SI_MODE_SEL_MASK);
134		if (ret)
135			return ret;
136
137		ret = read_poll_timeout_atomic(rtw89_mac_read_xtal_si, err,
138					       !err && (val8 & XTAL_SI_RDY),
139					       1, 10000, false,
140					       rtwdev, XTAL_SI_CTRL, &val8);
141		if (ret) {
142			rtw89_warn(rtwdev, "failed to read dav efuse\n");
143			return ret;
144		}
145
146		ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_READ_VAL, &val8);
147		if (ret)
148			return ret;
149		*map++ = val8;
150	}
151
152	return 0;
153}
154
155int rtw89_cnv_efuse_state_be(struct rtw89_dev *rtwdev, bool idle)
156{
157	u32 val;
158	int ret = 0;
159
160	if (idle) {
161		rtw89_write32_set(rtwdev, R_BE_WL_BT_PWR_CTRL, B_BE_BT_DISN_EN);
162	} else {
163		rtw89_write32_clr(rtwdev, R_BE_WL_BT_PWR_CTRL, B_BE_BT_DISN_EN);
164
165		ret = read_poll_timeout(rtw89_read32_mask, val,
166					val == MAC_AX_SYS_ACT, 50, 5000,
167					false, rtwdev, R_BE_IC_PWR_STATE,
168					B_BE_WHOLE_SYS_PWR_STE_MASK);
169		if (ret)
170			rtw89_warn(rtwdev, "failed to convert efuse state\n");
171	}
172
173	return ret;
174}
175
176static int rtw89_dump_physical_efuse_map_be(struct rtw89_dev *rtwdev, u8 *map,
177					    u32 dump_addr, u32 dump_size, bool dav)
178{
179	int ret;
180
181	if (!map || dump_size == 0)
182		return 0;
183
184	rtw89_cnv_efuse_state_be(rtwdev, false);
185
186	if (dav) {
187		ret = rtw89_dump_physical_efuse_map_dav_be(rtwdev, map,
188							   dump_addr, dump_size);
189		if (ret)
190			return ret;
191
192		rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "phy_map dav: ", map, dump_size);
193	} else {
194		ret = rtw89_dump_physical_efuse_map_ddv_be(rtwdev, map,
195							   dump_addr, dump_size);
196		if (ret)
197			return ret;
198
199		rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "phy_map ddv: ", map, dump_size);
200	}
201
202	rtw89_cnv_efuse_state_be(rtwdev, true);
203
204	return 0;
205}
206
207#define EFUSE_HDR_CONST_MASK GENMASK(23, 20)
208#define EFUSE_HDR_PAGE_MASK GENMASK(19, 17)
209#define EFUSE_HDR_OFFSET_MASK GENMASK(16, 4)
210#define EFUSE_HDR_OFFSET_DAV_MASK GENMASK(11, 4)
211#define EFUSE_HDR_WORD_EN_MASK GENMASK(3, 0)
212
213#define invalid_efuse_header_be(hdr1, hdr2, hdr3) \
214	((hdr1) == 0xff || (hdr2) == 0xff || (hdr3) == 0xff)
215#define invalid_efuse_content_be(word_en, i) \
216	(((word_en) & BIT(i)) != 0x0)
217#define get_efuse_blk_idx_be(hdr1, hdr2, hdr3) \
218	(((hdr1) << 16) | ((hdr2) << 8) | (hdr3))
219#define block_idx_to_logical_idx_be(blk_idx, i) \
220	(((blk_idx) << 3) + ((i) << 1))
221
222#define invalid_efuse_header_dav_be(hdr1, hdr2) \
223	((hdr1) == 0xff || (hdr2) == 0xff)
224#define get_efuse_blk_idx_dav_be(hdr1, hdr2) \
225	(((hdr1) << 8) | (hdr2))
226
227static int rtw89_eeprom_parser_be(struct rtw89_dev *rtwdev,
228				  const u8 *phy_map, u32 phy_size, u8 *log_map,
229				  const struct rtw89_efuse_block_cfg *efuse_block)
230{
231	const struct rtw89_chip_info *chip = rtwdev->chip;
232	enum rtw89_efuse_block blk_page, page;
233	u32 size = efuse_block->size;
234	u32 phy_idx, log_idx;
235	u32 hdr, page_offset;
236	u8 hdr1, hdr2, hdr3;
237	u8 i, val0, val1;
238	u32 min, max;
239	u16 blk_idx;
240	u8 word_en;
241
242	page = u32_get_bits(efuse_block->offset, RTW89_EFUSE_BLOCK_ID_MASK);
243	page_offset = u32_get_bits(efuse_block->offset, RTW89_EFUSE_BLOCK_SIZE_MASK);
244
245	min = ALIGN_DOWN(page_offset, 2);
246	max = ALIGN(page_offset + size, 2);
247
248	memset(log_map, 0xff, size);
249
250	phy_idx = chip->sec_ctrl_efuse_size;
251
252	do {
253		if (page == RTW89_EFUSE_BLOCK_ADIE) {
254			hdr1 = phy_map[phy_idx];
255			hdr2 = phy_map[phy_idx + 1];
256			if (invalid_efuse_header_dav_be(hdr1, hdr2))
257				break;
258
259			phy_idx += 2;
260
261			hdr = get_efuse_blk_idx_dav_be(hdr1, hdr2);
262
263			blk_page = RTW89_EFUSE_BLOCK_ADIE;
264			blk_idx = u32_get_bits(hdr, EFUSE_HDR_OFFSET_DAV_MASK);
265			word_en = u32_get_bits(hdr, EFUSE_HDR_WORD_EN_MASK);
266		} else {
267			hdr1 = phy_map[phy_idx];
268			hdr2 = phy_map[phy_idx + 1];
269			hdr3 = phy_map[phy_idx + 2];
270			if (invalid_efuse_header_be(hdr1, hdr2, hdr3))
271				break;
272
273			phy_idx += 3;
274
275			hdr = get_efuse_blk_idx_be(hdr1, hdr2, hdr3);
276
277			blk_page = u32_get_bits(hdr, EFUSE_HDR_PAGE_MASK);
278			blk_idx = u32_get_bits(hdr, EFUSE_HDR_OFFSET_MASK);
279			word_en = u32_get_bits(hdr, EFUSE_HDR_WORD_EN_MASK);
280		}
281
282		if (blk_idx >= RTW89_EFUSE_MAX_BLOCK_SIZE >> 3) {
283			rtw89_err(rtwdev, "[ERR]efuse idx:0x%X\n", phy_idx - 3);
284			rtw89_err(rtwdev, "[ERR]read hdr:0x%X\n", hdr);
285			return -EINVAL;
286		}
287
288		for (i = 0; i < 4; i++) {
289			if (invalid_efuse_content_be(word_en, i))
290				continue;
291
292			if (phy_idx >= phy_size - 1)
293				return -EINVAL;
294
295			log_idx = block_idx_to_logical_idx_be(blk_idx, i);
296
297			if (blk_page == page && log_idx >= min && log_idx < max) {
298				val0 = phy_map[phy_idx];
299				val1 = phy_map[phy_idx + 1];
300
301				if (log_idx == min && page_offset > min) {
302					log_map[log_idx - page_offset + 1] = val1;
303				} else if (log_idx + 2 == max &&
304					   page_offset + size < max) {
305					log_map[log_idx - page_offset] = val0;
306				} else {
307					log_map[log_idx - page_offset] = val0;
308					log_map[log_idx - page_offset + 1] = val1;
309				}
310			}
311			phy_idx += 2;
312		}
313	} while (phy_idx < phy_size);
314
315	return 0;
316}
317
318static int rtw89_parse_logical_efuse_block_be(struct rtw89_dev *rtwdev,
319					      const u8 *phy_map, u32 phy_size,
320					      enum rtw89_efuse_block block)
321{
322	const struct rtw89_chip_info *chip = rtwdev->chip;
323	const struct rtw89_efuse_block_cfg *efuse_block;
324	u8 *log_map;
325	int ret;
326
327	efuse_block = &chip->efuse_blocks[block];
328
329	log_map = kmalloc(efuse_block->size, GFP_KERNEL);
330	if (!log_map)
331		return -ENOMEM;
332
333	ret = rtw89_eeprom_parser_be(rtwdev, phy_map, phy_size, log_map, efuse_block);
334	if (ret) {
335		rtw89_warn(rtwdev, "failed to dump efuse logical block %d\n", block);
336		goto out_free;
337	}
338
339	rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "log_map: ", log_map, efuse_block->size);
340
341	ret = rtwdev->chip->ops->read_efuse(rtwdev, log_map, block);
342	if (ret) {
343		rtw89_warn(rtwdev, "failed to read efuse map\n");
344		goto out_free;
345	}
346
347out_free:
348	kfree(log_map);
349
350	return ret;
351}
352
353int rtw89_parse_efuse_map_be(struct rtw89_dev *rtwdev)
354{
355	u32 phy_size = rtwdev->chip->physical_efuse_size;
356	u32 dav_phy_size = rtwdev->chip->dav_phy_efuse_size;
357	enum rtw89_efuse_block block;
358	u8 *phy_map = NULL;
359	u8 *dav_phy_map = NULL;
360	int ret;
361
362	if (rtw89_read16(rtwdev, R_BE_SYS_WL_EFUSE_CTRL) & B_BE_AUTOLOAD_SUS)
363		rtwdev->efuse.valid = true;
364	else
365		rtw89_warn(rtwdev, "failed to check efuse autoload\n");
366
367	phy_map = kmalloc(phy_size, GFP_KERNEL);
368	if (dav_phy_size)
369		dav_phy_map = kmalloc(dav_phy_size, GFP_KERNEL);
370
371	if (!phy_map || (dav_phy_size && !dav_phy_map)) {
372		ret = -ENOMEM;
373		goto out_free;
374	}
375
376	ret = rtw89_dump_physical_efuse_map_be(rtwdev, phy_map, 0, phy_size, false);
377	if (ret) {
378		rtw89_warn(rtwdev, "failed to dump efuse physical map\n");
379		goto out_free;
380	}
381	ret = rtw89_dump_physical_efuse_map_be(rtwdev, dav_phy_map, 0, dav_phy_size, true);
382	if (ret) {
383		rtw89_warn(rtwdev, "failed to dump efuse dav physical map\n");
384		goto out_free;
385	}
386
387	if (rtwdev->hci.type == RTW89_HCI_TYPE_USB)
388		block = RTW89_EFUSE_BLOCK_HCI_DIG_USB;
389	else
390		block = RTW89_EFUSE_BLOCK_HCI_DIG_PCIE_SDIO;
391
392	ret = rtw89_parse_logical_efuse_block_be(rtwdev, phy_map, phy_size, block);
393	if (ret) {
394		rtw89_warn(rtwdev, "failed to parse efuse logic block %d\n",
395			   RTW89_EFUSE_BLOCK_HCI_DIG_PCIE_SDIO);
396		goto out_free;
397	}
398
399	ret = rtw89_parse_logical_efuse_block_be(rtwdev, phy_map, phy_size,
400						 RTW89_EFUSE_BLOCK_RF);
401	if (ret) {
402		rtw89_warn(rtwdev, "failed to parse efuse logic block %d\n",
403			   RTW89_EFUSE_BLOCK_RF);
404		goto out_free;
405	}
406
407out_free:
408	kfree(dav_phy_map);
409	kfree(phy_map);
410
411	return ret;
412}
413
414int rtw89_parse_phycap_map_be(struct rtw89_dev *rtwdev)
415{
416	u32 phycap_addr = rtwdev->chip->phycap_addr;
417	u32 phycap_size = rtwdev->chip->phycap_size;
418	u8 *phycap_map = NULL;
419	int ret = 0;
420
421	if (!phycap_size)
422		return 0;
423
424	phycap_map = kmalloc(phycap_size, GFP_KERNEL);
425	if (!phycap_map)
426		return -ENOMEM;
427
428	ret = rtw89_dump_physical_efuse_map_be(rtwdev, phycap_map,
429					       phycap_addr, phycap_size, false);
430	if (ret) {
431		rtw89_warn(rtwdev, "failed to dump phycap map\n");
432		goto out_free;
433	}
434
435	ret = rtwdev->chip->ops->read_phycap(rtwdev, phycap_map);
436	if (ret) {
437		rtw89_warn(rtwdev, "failed to read phycap map\n");
438		goto out_free;
439	}
440
441out_free:
442	kfree(phycap_map);
443
444	return ret;
445}
446
447static u16 get_sb_cryp_sel_idx(u16 sb_cryp_sel)
448{
449	u8 low_bit, high_bit, cnt_zero = 0;
450	u8 idx, sel_form_v, sel_idx_v;
451	u16 sb_cryp_sel_v = 0x0;
452
453	sel_form_v = u16_get_bits(sb_cryp_sel, MASKBYTE0);
454	sel_idx_v = u16_get_bits(sb_cryp_sel, MASKBYTE1);
455
456	for (idx = 0; idx < 4; idx++) {
457		low_bit = !!(sel_form_v & BIT(idx));
458		high_bit = !!(sel_form_v & BIT(7 - idx));
459		if (low_bit != high_bit)
460			return U16_MAX;
461		if (low_bit)
462			continue;
463
464		cnt_zero++;
465		if (cnt_zero == 1)
466			sb_cryp_sel_v = idx * 16;
467		else if (cnt_zero > 1)
468			return U16_MAX;
469	}
470
471	low_bit = u8_get_bits(sel_idx_v, 0x0F);
472	high_bit = u8_get_bits(sel_idx_v, 0xF0);
473
474	if ((low_bit ^ high_bit) != 0xF)
475		return U16_MAX;
476
477	return sb_cryp_sel_v + low_bit;
478}
479
480static u8 get_mss_dev_type_idx(struct rtw89_dev *rtwdev, u8 mss_dev_type)
481{
482	switch (mss_dev_type) {
483	case MSS_DEV_TYPE_FWSEC_WINLIN_INBOX:
484		mss_dev_type = 0x0;
485		break;
486	case MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_NON_COB:
487		mss_dev_type = 0x1;
488		break;
489	case MSS_DEV_TYPE_FWSEC_NONLIN_INBOX_COB:
490		mss_dev_type = 0x2;
491		break;
492	case MSS_DEV_TYPE_FWSEC_NONWIN_INBOX:
493		mss_dev_type = 0x3;
494		break;
495	case MSS_DEV_TYPE_FWSEC_DEF:
496		mss_dev_type = RTW89_FW_MSS_DEV_TYPE_FWSEC_DEF;
497		break;
498	default:
499		rtw89_warn(rtwdev, "unknown mss_dev_type %d", mss_dev_type);
500		mss_dev_type = RTW89_FW_MSS_DEV_TYPE_FWSEC_INV;
501		break;
502	}
503
504	return mss_dev_type;
505}
506
507int rtw89_efuse_read_fw_secure_be(struct rtw89_dev *rtwdev)
508{
509	struct rtw89_fw_secure *sec = &rtwdev->fw.sec;
510	u32 sec_addr = EFUSE_SEC_BE_START;
511	u32 sec_size = EFUSE_SEC_BE_SIZE;
512	u16 sb_cryp_sel, sb_cryp_sel_idx;
513	u8 sec_map[EFUSE_SEC_BE_SIZE];
514	u8 mss_dev_type;
515	u8 b1, b2;
516	int ret;
517
518	ret = rtw89_dump_physical_efuse_map_be(rtwdev, sec_map,
519					       sec_addr, sec_size, false);
520	if (ret) {
521		rtw89_warn(rtwdev, "failed to dump secsel map\n");
522		return ret;
523	}
524
525	sb_cryp_sel = sec_map[EFUSE_SB_CRYP_SEL_ADDR - sec_addr] |
526		      sec_map[EFUSE_SB_CRYP_SEL_ADDR - sec_addr + 1] << 8;
527	if (sb_cryp_sel == EFUSE_SB_CRYP_SEL_DEFAULT)
528		goto out;
529
530	sb_cryp_sel_idx = get_sb_cryp_sel_idx(sb_cryp_sel);
531	if (sb_cryp_sel_idx >= SB_SEL_MGN_MAX_SIZE) {
532		rtw89_warn(rtwdev, "invalid SB cryp sel idx %d\n", sb_cryp_sel_idx);
533		goto out;
534	}
535
536	sec->sb_sel_mgn = sb_sel_mgn[sb_cryp_sel_idx];
537
538	b1 = sec_map[EFUSE_EXTERNALPN_ADDR_BE - sec_addr];
539	b2 = sec_map[EFUSE_SERIALNUM_ADDR_BE - sec_addr];
540
541	mss_dev_type = u8_get_bits(b1, EFUSE_B1_MSSDEVTYPE_MASK);
542	sec->mss_cust_idx = 0x1F - (u8_get_bits(b1, EFUSE_B1_MSSCUSTIDX0_MASK) |
543				    u8_get_bits(b2, EFUSE_B2_MSSCUSTIDX1_MASK) << 4);
544	sec->mss_key_num = 0xF - u8_get_bits(b2, EFUSE_B2_MSSKEYNUM_MASK);
545
546	sec->mss_dev_type = get_mss_dev_type_idx(rtwdev, mss_dev_type);
547	if (sec->mss_dev_type == RTW89_FW_MSS_DEV_TYPE_FWSEC_INV) {
548		rtw89_warn(rtwdev, "invalid mss_dev_type %d\n", mss_dev_type);
549		goto out;
550	}
551
552	sec->secure_boot = true;
553
554out:
555	rtw89_debug(rtwdev, RTW89_DBG_FW,
556		    "MSS secure_boot=%d dev_type=%d cust_idx=%d key_num=%d\n",
557		    sec->secure_boot, sec->mss_dev_type, sec->mss_cust_idx,
558		    sec->mss_key_num);
559
560	return 0;
561}
562EXPORT_SYMBOL(rtw89_efuse_read_fw_secure_be);
563