xref: /freebsd/sys/dev/qlxgb/qla_misc.c (revision c6ec7d31830ab1c80edae95ad5e4b9dba10c47ac)
1 /*
2  * Copyright (c) 2010-2011 Qlogic Corporation
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  */
27 /*
28  * File : qla_misc.c
29  * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656.
30  */
31 
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
34 
35 #include "qla_os.h"
36 #include "qla_reg.h"
37 #include "qla_hw.h"
38 #include "qla_def.h"
39 #include "qla_reg.h"
40 #include "qla_inline.h"
41 #include "qla_glbl.h"
42 #include "qla_dbg.h"
43 
44 /*
45  * structure encapsulating the value to read/write to offchip memory
46  */
47 typedef struct _offchip_mem_val {
48         uint32_t data_lo;
49         uint32_t data_hi;
50         uint32_t data_ulo;
51         uint32_t data_uhi;
52 } offchip_mem_val_t;
53 
54 #define Q8_ADDR_UNDEFINED		0xFFFFFFFF
55 
56 /*
57  * The index to this table is Bits 20-27 of the indirect register address
58  */
59 static uint32_t indirect_to_base_map[] =
60 	{
61 		Q8_ADDR_UNDEFINED,	/* 0x00 */
62 		0x77300000,		/* 0x01 */
63 		0x29500000,		/* 0x02 */
64 		0x2A500000,		/* 0x03 */
65 		Q8_ADDR_UNDEFINED,	/* 0x04 */
66 		0x0D000000,		/* 0x05 */
67 		0x1B100000,		/* 0x06 */
68 		0x0E600000,		/* 0x07 */
69 		0x0E000000,		/* 0x08 */
70 		0x0E100000,		/* 0x09 */
71 		0x0E200000,		/* 0x0A */
72 		0x0E300000,		/* 0x0B */
73 		0x42000000,		/* 0x0C */
74 		0x41700000,		/* 0x0D */
75 		0x42100000,		/* 0x0E */
76 		0x34B00000,		/* 0x0F */
77 		0x40500000,		/* 0x10 */
78 		0x34000000,		/* 0x11 */
79 		0x34100000,		/* 0x12 */
80 		0x34200000,		/* 0x13 */
81 		0x34300000,		/* 0x14 */
82 		0x34500000,		/* 0x15 */
83 		0x34400000,		/* 0x16 */
84 		0x3C000000,		/* 0x17 */
85 		0x3C100000,		/* 0x18 */
86 		0x3C200000,		/* 0x19 */
87 		0x3C300000,		/* 0x1A */
88 		Q8_ADDR_UNDEFINED,	/* 0x1B */
89 		0x3C400000,		/* 0x1C */
90 		0x41000000,		/* 0x1D */
91 		Q8_ADDR_UNDEFINED,	/* 0x1E */
92 		0x0D100000,		/* 0x1F */
93 		Q8_ADDR_UNDEFINED,	/* 0x20 */
94 		0x77300000,		/* 0x21 */
95 		0x41600000,		/* 0x22 */
96 		Q8_ADDR_UNDEFINED,	/* 0x23 */
97 		Q8_ADDR_UNDEFINED,	/* 0x24 */
98 		Q8_ADDR_UNDEFINED,	/* 0x25 */
99 		Q8_ADDR_UNDEFINED,	/* 0x26 */
100 		Q8_ADDR_UNDEFINED,	/* 0x27 */
101 		0x41700000,		/* 0x28 */
102 		Q8_ADDR_UNDEFINED,	/* 0x29 */
103 		0x08900000,		/* 0x2A */
104 		0x70A00000,		/* 0x2B */
105 		0x70B00000,		/* 0x2C */
106 		0x70C00000,		/* 0x2D */
107 		0x08D00000,		/* 0x2E */
108 		0x08E00000,		/* 0x2F */
109 		0x70F00000,		/* 0x30 */
110 		0x40500000,		/* 0x31 */
111 		0x42000000,		/* 0x32 */
112 		0x42100000,		/* 0x33 */
113 		Q8_ADDR_UNDEFINED,	/* 0x34 */
114 		0x08800000,		/* 0x35 */
115 		0x09100000,		/* 0x36 */
116 		0x71200000,		/* 0x37 */
117 		0x40600000,		/* 0x38 */
118 		Q8_ADDR_UNDEFINED,	/* 0x39 */
119 		0x71800000,		/* 0x3A */
120 		0x19900000,		/* 0x3B */
121 		0x1A900000,		/* 0x3C */
122 		Q8_ADDR_UNDEFINED,	/* 0x3D */
123 		0x34600000,		/* 0x3E */
124 		Q8_ADDR_UNDEFINED,	/* 0x3F */
125 	};
126 
127 /*
128  * Address Translation Table for CRB to offsets from PCI BAR0
129  */
130 typedef struct _crb_to_pci {
131 	uint32_t crb_addr;
132 	uint32_t pci_addr;
133 } crb_to_pci_t;
134 
135 static crb_to_pci_t crbinit_to_pciaddr[] = {
136 	{(0x088 << 20), (0x035 << 20)},
137 	{(0x089 << 20), (0x02A << 20)},
138 	{(0x08D << 20), (0x02E << 20)},
139 	{(0x08E << 20), (0x02F << 20)},
140 	{(0x0C6 << 20), (0x023 << 20)},
141 	{(0x0C7 << 20), (0x024 << 20)},
142 	{(0x0C8 << 20), (0x025 << 20)},
143 	{(0x0D0 << 20), (0x005 << 20)},
144 	{(0x0D1 << 20), (0x01F << 20)},
145 	{(0x0E0 << 20), (0x008 << 20)},
146 	{(0x0E1 << 20), (0x009 << 20)},
147 	{(0x0E2 << 20), (0x00A << 20)},
148 	{(0x0E3 << 20), (0x00B << 20)},
149 	{(0x0E6 << 20), (0x007 << 20)},
150 	{(0x199 << 20), (0x03B << 20)},
151 	{(0x1B1 << 20), (0x006 << 20)},
152 	{(0x295 << 20), (0x002 << 20)},
153 	{(0x29A << 20), (0x000 << 20)},
154 	{(0x2A5 << 20), (0x003 << 20)},
155 	{(0x340 << 20), (0x011 << 20)},
156 	{(0x341 << 20), (0x012 << 20)},
157 	{(0x342 << 20), (0x013 << 20)},
158 	{(0x343 << 20), (0x014 << 20)},
159 	{(0x344 << 20), (0x016 << 20)},
160 	{(0x345 << 20), (0x015 << 20)},
161 	{(0x3C0 << 20), (0x017 << 20)},
162 	{(0x3C1 << 20), (0x018 << 20)},
163 	{(0x3C2 << 20), (0x019 << 20)},
164 	{(0x3C3 << 20), (0x01A << 20)},
165 	{(0x3C4 << 20), (0x01C << 20)},
166 	{(0x3C5 << 20), (0x01B << 20)},
167 	{(0x405 << 20), (0x031 << 20)},
168 	{(0x406 << 20), (0x038 << 20)},
169 	{(0x410 << 20), (0x01D << 20)},
170 	{(0x416 << 20), (0x022 << 20)},
171 	{(0x417 << 20), (0x028 << 20)},
172 	{(0x420 << 20), (0x032 << 20)},
173 	{(0x421 << 20), (0x033 << 20)},
174 	{(0x700 << 20), (0x00C << 20)},
175 	{(0x701 << 20), (0x00D << 20)},
176 	{(0x702 << 20), (0x00E << 20)},
177 	{(0x703 << 20), (0x00F << 20)},
178 	{(0x704 << 20), (0x010 << 20)},
179 	{(0x70A << 20), (0x02B << 20)},
180 	{(0x70B << 20), (0x02C << 20)},
181 	{(0x70C << 20), (0x02D << 20)},
182 	{(0x70F << 20), (0x030 << 20)},
183 	{(0x718 << 20), (0x03A << 20)},
184 	{(0x758 << 20), (0x026 << 20)},
185 	{(0x759 << 20), (0x027 << 20)},
186 	{(0x773 << 20), (0x001 << 20)}
187 };
188 
189 #define Q8_INVALID_ADDRESS	(-1)
190 #define Q8_ADDR_MASK		(0xFFF << 20)
191 
192 typedef struct _addr_val {
193 	uint32_t addr;
194 	uint32_t value;
195 	uint32_t pci_addr;
196 	uint32_t ind_addr;
197 } addr_val_t;
198 
199 /*
200  * Name: qla_rdwr_indreg32
201  * Function: Read/Write an Indirect Register
202  */
203 int
204 qla_rdwr_indreg32(qla_host_t *ha, uint32_t addr, uint32_t *val, uint32_t rd)
205 {
206 	uint32_t offset;
207 	int count = 100;
208 
209 	offset = (addr & 0xFFF00000) >> 20;
210 
211 	if (offset > 0x3F) {
212 		device_printf(ha->pci_dev, "%s: invalid addr 0x%08x\n",
213 			__func__, addr);
214 		return -1;
215 	}
216 
217 	offset = indirect_to_base_map[offset];
218 	if (offset == Q8_ADDR_UNDEFINED) {
219 		device_printf(ha->pci_dev, "%s: undefined map 0x%08x\n",
220 			__func__, addr);
221 		return -1;
222 	}
223 
224 	offset = offset | (addr & 0x000F0000);
225 
226 	if (qla_sem_lock(ha, Q8_SEM7_LOCK, 0, 0)) {
227 		device_printf(ha->pci_dev, "%s: SEM7_LOCK failed\n", __func__);
228 		return (-1);
229 	}
230 
231 	WRITE_OFFSET32(ha, Q8_CRB_WINDOW_2M, offset);
232 
233 	while (offset != (READ_OFFSET32(ha, Q8_CRB_WINDOW_2M))) {
234 		count--;
235 		if (!count) {
236 			qla_sem_unlock(ha, Q8_SEM7_UNLOCK);
237 			return -1;
238 		}
239 
240 		qla_mdelay(__func__, 1);
241 	}
242 
243 	if (rd) {
244 		*val = READ_OFFSET32(ha, ((addr & 0xFFFF) | 0x1E0000));
245 	} else {
246 		WRITE_OFFSET32(ha, ((addr & 0xFFFF) | 0x1E0000), *val);
247 	}
248 
249 	qla_sem_unlock(ha, Q8_SEM7_UNLOCK);
250 	return 0;
251 }
252 
253 /*
254  * Name: qla_rdwr_offchip_mem
255  * Function: Read/Write OffChip Memory
256  */
257 static int
258 qla_rdwr_offchip_mem(qla_host_t *ha, uint64_t addr, offchip_mem_val_t *val,
259 	uint32_t rd)
260 {
261 	uint32_t count = 100;
262 	uint32_t data;
263 
264 	WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_ADDR_LO, (uint32_t)addr);
265 	WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_ADDR_HI, (uint32_t)(addr >> 32));
266 
267 	if (!rd) {
268 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_WRDATA_LO, val->data_lo);
269 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_WRDATA_HI, val->data_hi);
270 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_WRDATA_ULO, val->data_ulo);
271 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_WRDATA_UHI, val->data_uhi);
272 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_CTRL, 0x07); /* Write */
273 	} else {
274 		WRITE_OFFSET32(ha, Q8_MIU_TEST_AGT_CTRL, 0x03); /* Read */
275 	}
276 
277 	while (count--) {
278 		data = READ_OFFSET32(ha, Q8_MIU_TEST_AGT_CTRL);
279 		if (!(data & BIT_3)) {
280 			if (rd) {
281 				val->data_lo = READ_OFFSET32(ha, \
282 						Q8_MIU_TEST_AGT_RDDATA_LO);
283 				val->data_hi = READ_OFFSET32(ha, \
284 						Q8_MIU_TEST_AGT_RDDATA_HI);
285 				val->data_ulo = READ_OFFSET32(ha, \
286 						Q8_MIU_TEST_AGT_RDDATA_ULO);
287 				val->data_uhi = READ_OFFSET32(ha, \
288 						Q8_MIU_TEST_AGT_RDDATA_UHI);
289 			}
290 			return 0;
291 		} else
292 			qla_mdelay(__func__, 1);
293 	}
294 
295 	device_printf(ha->pci_dev, "%s: failed[0x%08x]\n", __func__, data);
296 	return (-1);
297 }
298 
299 /*
300  * Name: qla_rd_flash32
301  * Function: Read Flash Memory
302  */
303 int
304 qla_rd_flash32(qla_host_t *ha, uint32_t addr, uint32_t *data)
305 {
306 	uint32_t val;
307 	uint32_t count = 100;
308 
309 	if (qla_sem_lock(ha, Q8_SEM2_LOCK, 0, 0)) {
310 		device_printf(ha->pci_dev, "%s: SEM2_LOCK failed\n", __func__);
311 		return (-1);
312 	}
313 	WRITE_OFFSET32(ha, Q8_ROM_LOCKID, 0xa5a5a5a5);
314 
315 	val = addr;
316 	qla_rdwr_indreg32(ha, Q8_ROM_ADDRESS, &val, 0);
317 	val = 0;
318 	qla_rdwr_indreg32(ha, Q8_ROM_DUMMY_BYTE_COUNT, &val, 0);
319 	val = 3;
320 	qla_rdwr_indreg32(ha, Q8_ROM_ADDR_BYTE_COUNT, &val, 0);
321 
322 	QLA_USEC_DELAY(100);
323 
324 	val = ROM_OPCODE_FAST_RD;
325 	qla_rdwr_indreg32(ha, Q8_ROM_INSTR_OPCODE, &val, 0);
326 
327 	while (!((val = READ_OFFSET32(ha, Q8_ROM_STATUS)) & BIT_1)) {
328 		count--;
329 		if (!count) {
330 			qla_sem_unlock(ha, Q8_SEM7_UNLOCK);
331 			return -1;
332 		}
333 	}
334 
335 	val = 0;
336 	qla_rdwr_indreg32(ha, Q8_ROM_DUMMY_BYTE_COUNT, &val, 0);
337 	qla_rdwr_indreg32(ha, Q8_ROM_ADDR_BYTE_COUNT, &val, 0);
338 
339 	QLA_USEC_DELAY(100);
340 
341 	qla_rdwr_indreg32(ha, Q8_ROM_RD_DATA, data, 1);
342 
343 	qla_sem_unlock(ha, Q8_SEM2_UNLOCK);
344 	return 0;
345 }
346 
347 /*
348  * Name: qla_int_to_pci_addr_map
349  * Function: Convert's Internal(CRB) Address to Indirect Address
350  */
351 static uint32_t
352 qla_int_to_pci_addr_map(qla_host_t *ha, uint32_t int_addr)
353 {
354 	uint32_t crb_to_pci_table_size, i;
355 	uint32_t addr;
356 
357 	crb_to_pci_table_size = sizeof(crbinit_to_pciaddr)/sizeof(crb_to_pci_t);
358 	addr = int_addr & Q8_ADDR_MASK;
359 
360 	for (i = 0; i < crb_to_pci_table_size; i++) {
361 		if (crbinit_to_pciaddr[i].crb_addr == addr) {
362 			addr = (int_addr & ~Q8_ADDR_MASK) |
363 					crbinit_to_pciaddr[i].pci_addr;
364 			return (addr);
365 		}
366 	}
367 	return (Q8_INVALID_ADDRESS);
368 }
369 
370 /*
371  * Name: qla_filter_pci_addr
372  * Function: Filter's out Indirect Addresses which are not writeable
373  */
374 static uint32_t
375 qla_filter_pci_addr(qla_host_t *ha, uint32_t addr)
376 {
377 	if ((addr == Q8_INVALID_ADDRESS) ||
378 		(addr == 0x00112040) ||
379 		(addr == 0x00112048) ||
380 		((addr & 0xFFFF0FFF) == 0x001100C4) ||
381 		((addr & 0xFFFF0FFF) == 0x001100C8) ||
382 		((addr & 0x0FF00000) == 0x00200000) ||
383 		(addr == 0x022021FC) ||
384 		(addr == 0x0330001C) ||
385 		(addr == 0x03300024) ||
386 		(addr == 0x033000A8) ||
387 		(addr == 0x033000C8) ||
388 		(addr == 0x033000BC) ||
389 		((addr & 0x0FF00000) == 0x03A00000) ||
390 		(addr == 0x03B0001C))
391 		return (Q8_INVALID_ADDRESS);
392 	else
393 		return (addr);
394 }
395 
396 /*
397  * Name: qla_crb_init
398  * Function: CRB Initialization - first step in the initialization after reset
399  *	Essentially reads the address/value pairs from address = 0x00 and
400  *	writes the value into address in the addr/value pair.
401  */
402 static int
403 qla_crb_init(qla_host_t *ha)
404 {
405 	uint32_t val, sig;
406 	uint32_t offset, count, i;
407 	addr_val_t *addr_val_map, *avmap;
408 
409 	qla_rd_flash32(ha, 0, &sig);
410 	QL_DPRINT2((ha->pci_dev, "%s: val[0] = 0x%08x\n", __func__, sig));
411 
412 	qla_rd_flash32(ha, 4, &val);
413 	QL_DPRINT2((ha->pci_dev, "%s: val[4] = 0x%08x\n", __func__, val));
414 
415 	count = val >> 16;
416 	offset = val & 0xFFFF;
417 	offset = offset << 2;
418 
419 	QL_DPRINT2((ha->pci_dev, "%s: [sig,val]=[0x%08x, 0x%08x] %d pairs\n",
420 		__func__, sig, val, count));
421 
422 	addr_val_map = avmap = malloc((sizeof(addr_val_t) * count),
423 					M_QLA8XXXBUF, M_NOWAIT);
424 
425 	if (addr_val_map == NULL) {
426 		device_printf(ha->pci_dev, "%s: malloc failed\n", __func__);
427 		return (-1);
428 	}
429 	memset(avmap, 0, (sizeof(addr_val_t) * count));
430 
431 	count = count << 1;
432 	for (i = 0; i < count; ) {
433 		qla_rd_flash32(ha, (offset + (i * 4)), &avmap->value);
434 		i++;
435 		qla_rd_flash32(ha, (offset + (i * 4)), &avmap->addr);
436 		i++;
437 
438 		avmap->pci_addr = qla_int_to_pci_addr_map(ha, avmap->addr);
439 		avmap->ind_addr = qla_filter_pci_addr(ha, avmap->pci_addr);
440 
441 		QL_DPRINT2((ha->pci_dev,
442 			"%s: [0x%02x][0x%08x:0x%08x:0x%08x] 0x%08x\n",
443 			__func__, (i >> 1), avmap->addr, avmap->pci_addr,
444 			avmap->ind_addr, avmap->value));
445 
446 		if (avmap->ind_addr != Q8_INVALID_ADDRESS) {
447 			qla_rdwr_indreg32(ha, avmap->ind_addr, &avmap->value,0);
448 			qla_mdelay(__func__, 1);
449 		}
450 		avmap++;
451 	}
452 
453 	free (addr_val_map, M_QLA8XXXBUF);
454 	return (0);
455 }
456 
457 /*
458  * Name: qla_init_peg_regs
459  * Function: Protocol Engine Register Initialization
460  */
461 static void
462 qla_init_peg_regs(qla_host_t *ha)
463 {
464 	WRITE_OFFSET32(ha, Q8_PEG_D_RESET1, 0x001E);
465 	WRITE_OFFSET32(ha, Q8_PEG_D_RESET2, 0x0008);
466 	WRITE_OFFSET32(ha, Q8_PEG_I_RESET, 0x0008);
467 	WRITE_OFFSET32(ha, Q8_PEG_0_CLR1, 0x0000);
468 	WRITE_OFFSET32(ha, Q8_PEG_0_CLR2, 0x0000);
469 	WRITE_OFFSET32(ha, Q8_PEG_1_CLR1, 0x0000);
470 	WRITE_OFFSET32(ha, Q8_PEG_1_CLR2, 0x0000);
471 	WRITE_OFFSET32(ha, Q8_PEG_2_CLR1, 0x0000);
472 	WRITE_OFFSET32(ha, Q8_PEG_2_CLR2, 0x0000);
473 	WRITE_OFFSET32(ha, Q8_PEG_3_CLR1, 0x0000);
474 	WRITE_OFFSET32(ha, Q8_PEG_3_CLR2, 0x0000);
475 	WRITE_OFFSET32(ha, Q8_PEG_4_CLR1, 0x0000);
476 	WRITE_OFFSET32(ha, Q8_PEG_4_CLR2, 0x0000);
477 }
478 
479 /*
480  * Name: qla_load_fw_from_flash
481  * Function: Reads the Bootloader from Flash and Loads into Offchip Memory
482  */
483 static void
484 qla_load_fw_from_flash(qla_host_t *ha)
485 {
486 	uint64_t mem_off	= 0x10000;
487 	uint32_t flash_off	= 0x10000;
488 	uint32_t count;
489 	offchip_mem_val_t val;
490 
491 
492 	/* only bootloader needs to be loaded into memory */
493 	for (count = 0; count < 0x20000 ; ) {
494 		qla_rd_flash32(ha, flash_off, &val.data_lo);
495 		count = count + 4;
496 		flash_off = flash_off + 4;
497 
498 		qla_rd_flash32(ha, flash_off, &val.data_hi);
499 		count = count + 4;
500 		flash_off = flash_off + 4;
501 
502 		qla_rd_flash32(ha, flash_off, &val.data_ulo);
503 		count = count + 4;
504 		flash_off = flash_off + 4;
505 
506 		qla_rd_flash32(ha, flash_off, &val.data_uhi);
507 		count = count + 4;
508 		flash_off = flash_off + 4;
509 
510 		qla_rdwr_offchip_mem(ha, mem_off, &val, 0);
511 
512 		mem_off = mem_off + 16;
513 	}
514 	return;
515 }
516 
517 /*
518  * Name: qla_init_from_flash
519  * Function: Performs Initialization which consists of the following sequence
520  *	- reset
521  *	- CRB Init
522  *	- Peg Init
523  *	- Read the Bootloader from Flash and Load into Offchip Memory
524  *	- Kick start the bootloader which loads the rest of the firmware
525  *		and performs the remaining steps in the initialization process.
526  */
527 static int
528 qla_init_from_flash(qla_host_t *ha)
529 {
530 	uint32_t delay = 300;
531 	uint32_t data;
532 
533 	qla_hw_reset(ha);
534 	qla_mdelay(__func__, 100);
535 
536 	qla_crb_init(ha);
537 	qla_mdelay(__func__, 10);
538 
539 	qla_init_peg_regs(ha);
540 	qla_mdelay(__func__, 10);
541 
542 	qla_load_fw_from_flash(ha);
543 
544 	WRITE_OFFSET32(ha, Q8_CMDPEG_STATE, 0x00000000);
545 	WRITE_OFFSET32(ha, Q8_PEG_0_RESET, 0x00001020);
546 	WRITE_OFFSET32(ha, Q8_ASIC_RESET, 0x0080001E);
547 	qla_mdelay(__func__, 100);
548 
549 	do {
550 		data = READ_OFFSET32(ha, Q8_CMDPEG_STATE);
551 
552 		QL_DPRINT2((ha->pci_dev, "%s: func[%d] cmdpegstate 0x%08x\n",
553 				__func__, ha->pci_func, data));
554 		if (data == CMDPEG_PHAN_INIT_COMPLETE) {
555 			QL_DPRINT2((ha->pci_dev,
556 				"%s: func[%d] init complete\n",
557 				__func__, ha->pci_func));
558 			return(0);
559 		}
560 		qla_mdelay(__func__, 100);
561 	} while (delay--);
562 
563 	device_printf(ha->pci_dev,
564 		"%s: func[%d] Q8_PEG_HALT_STATUS1[0x%08x] STATUS2[0x%08x]"
565 		" HEARTBEAT[0x%08x] RCVPEG_STATE[0x%08x]"
566 		" CMDPEG_STATE[0x%08x]\n",
567 		__func__, ha->pci_func,
568 		(READ_OFFSET32(ha, Q8_PEG_HALT_STATUS1)),
569 		(READ_OFFSET32(ha, Q8_PEG_HALT_STATUS2)),
570 		(READ_OFFSET32(ha, Q8_FIRMWARE_HEARTBEAT)),
571 		(READ_OFFSET32(ha, Q8_RCVPEG_STATE)), data);
572 
573 	return (-1);
574 }
575 
576 /*
577  * Name: qla_init_hw
578  * Function: Initializes P3+ hardware.
579  */
580 int
581 qla_init_hw(qla_host_t *ha)
582 {
583         device_t dev;
584         int ret = 0;
585         uint32_t val, delay = 300;
586 
587         dev = ha->pci_dev;
588 
589         QL_DPRINT1((dev, "%s: enter\n", __func__));
590 
591 	qla_mdelay(__func__, 100);
592 
593 	if (ha->pci_func & 0x1) {
594         	while ((ha->pci_func & 0x1) && delay--) {
595 			val = READ_OFFSET32(ha, Q8_CMDPEG_STATE);
596 
597 			if (val == CMDPEG_PHAN_INIT_COMPLETE) {
598 				QL_DPRINT2((dev,
599 					"%s: func = %d init complete\n",
600 					__func__, ha->pci_func));
601 				qla_mdelay(__func__, 100);
602 				goto qla_init_exit;
603 			}
604 			qla_mdelay(__func__, 100);
605 		}
606 		return (-1);
607 	}
608 
609 	val = READ_OFFSET32(ha, Q8_CMDPEG_STATE);
610 
611 	if (val != CMDPEG_PHAN_INIT_COMPLETE) {
612         	ret = qla_init_from_flash(ha);
613 		qla_mdelay(__func__, 100);
614 	}
615 
616 qla_init_exit:
617         ha->fw_ver_major = READ_OFFSET32(ha, Q8_FW_VER_MAJOR);
618         ha->fw_ver_minor = READ_OFFSET32(ha, Q8_FW_VER_MINOR);
619         ha->fw_ver_sub = READ_OFFSET32(ha, Q8_FW_VER_SUB);
620         ha->fw_ver_build = READ_OFFSET32(ha, Q8_FW_VER_BUILD);
621 
622         return (ret);
623 }
624 
625