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CommitLineData
1da177e4
LT
1/*
2 * Adaptec AAC series RAID controller driver
fa195afe 3 * (c) Copyright 2001 Red Hat Inc.
1da177e4
LT
4 *
5 * based on the old aacraid driver that is..
6 * Adaptec aacraid device driver for Linux.
7 *
e8b12f0f
MR
8 * Copyright (c) 2000-2010 Adaptec, Inc.
9 * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
1da177e4
LT
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2, or (at your option)
14 * any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; see the file COPYING. If not, write to
23 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 *
25 * Module Name:
26 * rx.c
27 *
28 * Abstract: Hardware miniport for Drawbridge specific hardware functions.
29 *
30 */
31
32#include <linux/kernel.h>
33#include <linux/init.h>
34#include <linux/types.h>
1da177e4
LT
35#include <linux/pci.h>
36#include <linux/spinlock.h>
1da177e4
LT
37#include <linux/blkdev.h>
38#include <linux/delay.h>
39#include <linux/completion.h>
40#include <linux/time.h>
41#include <linux/interrupt.h>
1da177e4
LT
42
43#include <scsi/scsi_host.h>
44
45#include "aacraid.h"
46
28713324 47static irqreturn_t aac_rx_intr_producer(int irq, void *dev_id)
1da177e4
LT
48{
49 struct aac_dev *dev = dev_id;
28713324
MH
50 unsigned long bellbits;
51 u8 intstat = rx_readb(dev, MUnit.OISR);
8e0c5ebd 52
28713324
MH
53 /*
54 * Read mask and invert because drawbridge is reversed.
55 * This allows us to only service interrupts that have
56 * been enabled.
57 * Check to see if this is our interrupt. If it isn't just return
58 */
912d4e88 59 if (likely(intstat & ~(dev->OIMR))) {
28713324 60 bellbits = rx_readl(dev, OutboundDoorbellReg);
912d4e88 61 if (unlikely(bellbits & DoorBellPrintfReady)) {
28713324
MH
62 aac_printf(dev, readl (&dev->IndexRegs->Mailbox[5]));
63 rx_writel(dev, MUnit.ODR,DoorBellPrintfReady);
64 rx_writel(dev, InboundDoorbellReg,DoorBellPrintfDone);
1da177e4 65 }
912d4e88 66 else if (unlikely(bellbits & DoorBellAdapterNormCmdReady)) {
28713324
MH
67 rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdReady);
68 aac_command_normal(&dev->queues->queue[HostNormCmdQueue]);
69 }
912d4e88 70 else if (likely(bellbits & DoorBellAdapterNormRespReady)) {
28713324
MH
71 rx_writel(dev, MUnit.ODR,DoorBellAdapterNormRespReady);
72 aac_response_normal(&dev->queues->queue[HostNormRespQueue]);
73 }
912d4e88 74 else if (unlikely(bellbits & DoorBellAdapterNormCmdNotFull)) {
28713324 75 rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull);
1da177e4 76 }
912d4e88 77 else if (unlikely(bellbits & DoorBellAdapterNormRespNotFull)) {
28713324
MH
78 rx_writel(dev, MUnit.ODR, DoorBellAdapterNormCmdNotFull);
79 rx_writel(dev, MUnit.ODR, DoorBellAdapterNormRespNotFull);
80 }
81 return IRQ_HANDLED;
82 }
83 return IRQ_NONE;
84}
85
86static irqreturn_t aac_rx_intr_message(int irq, void *dev_id)
87{
e8b12f0f 88 int isAif, isFastResponse, isSpecial;
28713324
MH
89 struct aac_dev *dev = dev_id;
90 u32 Index = rx_readl(dev, MUnit.OutboundQueue);
912d4e88 91 if (unlikely(Index == 0xFFFFFFFFL))
28713324 92 Index = rx_readl(dev, MUnit.OutboundQueue);
912d4e88 93 if (likely(Index != 0xFFFFFFFFL)) {
28713324 94 do {
e8b12f0f
MR
95 isAif = isFastResponse = isSpecial = 0;
96 if (Index & 0x00000002L) {
97 isAif = 1;
98 if (Index == 0xFFFFFFFEL)
99 isSpecial = 1;
100 Index &= ~0x00000002L;
101 } else {
102 if (Index & 0x00000001L)
103 isFastResponse = 1;
104 Index >>= 2;
105 }
106 if (!isSpecial) {
107 if (unlikely(aac_intr_normal(dev,
108 Index, isAif,
109 isFastResponse, NULL))) {
110 rx_writel(dev,
111 MUnit.OutboundQueue,
112 Index);
113 rx_writel(dev,
114 MUnit.ODR,
115 DoorBellAdapterNormRespReady);
116 }
28713324
MH
117 }
118 Index = rx_readl(dev, MUnit.OutboundQueue);
119 } while (Index != 0xFFFFFFFFL);
120 return IRQ_HANDLED;
1da177e4
LT
121 }
122 return IRQ_NONE;
123}
124
bd1aac80
MH
125/**
126 * aac_rx_disable_interrupt - Disable interrupts
127 * @dev: Adapter
128 */
129
130static void aac_rx_disable_interrupt(struct aac_dev *dev)
131{
132 rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff);
133}
134
28713324
MH
135/**
136 * aac_rx_enable_interrupt_producer - Enable interrupts
137 * @dev: Adapter
138 */
139
140static void aac_rx_enable_interrupt_producer(struct aac_dev *dev)
141{
142 rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xfb);
143}
144
145/**
146 * aac_rx_enable_interrupt_message - Enable interrupts
147 * @dev: Adapter
148 */
149
150static void aac_rx_enable_interrupt_message(struct aac_dev *dev)
151{
152 rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xf7);
153}
154
1da177e4
LT
155/**
156 * rx_sync_cmd - send a command and wait
157 * @dev: Adapter
158 * @command: Command to execute
159 * @p1: first parameter
160 * @ret: adapter status
161 *
162 * This routine will send a synchronous command to the adapter and wait
163 * for its completion.
164 */
165
7c00ffa3
MH
166static int rx_sync_cmd(struct aac_dev *dev, u32 command,
167 u32 p1, u32 p2, u32 p3, u32 p4, u32 p5, u32 p6,
168 u32 *status, u32 * r1, u32 * r2, u32 * r3, u32 * r4)
1da177e4
LT
169{
170 unsigned long start;
171 int ok;
172 /*
173 * Write the command into Mailbox 0
174 */
76a7f8fd 175 writel(command, &dev->IndexRegs->Mailbox[0]);
1da177e4 176 /*
7c00ffa3 177 * Write the parameters into Mailboxes 1 - 6
1da177e4 178 */
76a7f8fd
MH
179 writel(p1, &dev->IndexRegs->Mailbox[1]);
180 writel(p2, &dev->IndexRegs->Mailbox[2]);
181 writel(p3, &dev->IndexRegs->Mailbox[3]);
182 writel(p4, &dev->IndexRegs->Mailbox[4]);
1da177e4
LT
183 /*
184 * Clear the synch command doorbell to start on a clean slate.
185 */
186 rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
187 /*
188 * Disable doorbell interrupts
189 */
7c00ffa3 190 rx_writeb(dev, MUnit.OIMR, dev->OIMR = 0xff);
1da177e4
LT
191 /*
192 * Force the completion of the mask register write before issuing
193 * the interrupt.
194 */
195 rx_readb (dev, MUnit.OIMR);
196 /*
197 * Signal that there is a new synch command
198 */
199 rx_writel(dev, InboundDoorbellReg, INBOUNDDOORBELL_0);
200
201 ok = 0;
202 start = jiffies;
203
204 /*
205 * Wait up to 30 seconds
206 */
207 while (time_before(jiffies, start+30*HZ))
208 {
209 udelay(5); /* Delay 5 microseconds to let Mon960 get info. */
210 /*
211 * Mon960 will set doorbell0 bit when it has completed the command.
212 */
213 if (rx_readl(dev, OutboundDoorbellReg) & OUTBOUNDDOORBELL_0) {
214 /*
215 * Clear the doorbell.
216 */
217 rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
218 ok = 1;
219 break;
220 }
221 /*
222 * Yield the processor in case we are slow
223 */
1241f359 224 msleep(1);
1da177e4 225 }
912d4e88 226 if (unlikely(ok != 1)) {
1da177e4
LT
227 /*
228 * Restore interrupt mask even though we timed out
229 */
28713324 230 aac_adapter_enable_int(dev);
1da177e4
LT
231 return -ETIMEDOUT;
232 }
233 /*
234 * Pull the synch status from Mailbox 0.
235 */
236 if (status)
76a7f8fd 237 *status = readl(&dev->IndexRegs->Mailbox[0]);
7c00ffa3 238 if (r1)
76a7f8fd 239 *r1 = readl(&dev->IndexRegs->Mailbox[1]);
7c00ffa3 240 if (r2)
76a7f8fd 241 *r2 = readl(&dev->IndexRegs->Mailbox[2]);
7c00ffa3 242 if (r3)
76a7f8fd 243 *r3 = readl(&dev->IndexRegs->Mailbox[3]);
7c00ffa3 244 if (r4)
76a7f8fd 245 *r4 = readl(&dev->IndexRegs->Mailbox[4]);
1da177e4
LT
246 /*
247 * Clear the synch command doorbell.
248 */
249 rx_writel(dev, OutboundDoorbellReg, OUTBOUNDDOORBELL_0);
250 /*
251 * Restore interrupt mask
252 */
28713324 253 aac_adapter_enable_int(dev);
1da177e4
LT
254 return 0;
255
256}
257
258/**
259 * aac_rx_interrupt_adapter - interrupt adapter
260 * @dev: Adapter
261 *
262 * Send an interrupt to the i960 and breakpoint it.
263 */
264
265static void aac_rx_interrupt_adapter(struct aac_dev *dev)
266{
7c00ffa3 267 rx_sync_cmd(dev, BREAKPOINT_REQUEST, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL);
1da177e4
LT
268}
269
270/**
271 * aac_rx_notify_adapter - send an event to the adapter
272 * @dev: Adapter
273 * @event: Event to send
274 *
275 * Notify the i960 that something it probably cares about has
276 * happened.
277 */
278
279static void aac_rx_notify_adapter(struct aac_dev *dev, u32 event)
280{
281 switch (event) {
282
283 case AdapNormCmdQue:
284 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_1);
285 break;
286 case HostNormRespNotFull:
287 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_4);
288 break;
289 case AdapNormRespQue:
290 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_2);
291 break;
292 case HostNormCmdNotFull:
293 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_3);
294 break;
295 case HostShutdown:
1da177e4
LT
296 break;
297 case FastIo:
298 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_6);
299 break;
300 case AdapPrintfDone:
301 rx_writel(dev, MUnit.IDR,INBOUNDDOORBELL_5);
302 break;
303 default:
304 BUG();
305 break;
306 }
307}
308
309/**
310 * aac_rx_start_adapter - activate adapter
311 * @dev: Adapter
312 *
313 * Start up processing on an i960 based AAC adapter
314 */
315
9695a25d 316static void aac_rx_start_adapter(struct aac_dev *dev)
1da177e4 317{
a1751cda 318 union aac_init *init;
1da177e4
LT
319
320 init = dev->init;
a1751cda 321 init->r7.host_elapsed_seconds = cpu_to_le32(get_seconds());
1da177e4 322 // We can only use a 32 bit address here
7c00ffa3
MH
323 rx_sync_cmd(dev, INIT_STRUCT_BASE_ADDRESS, (u32)(ulong)dev->init_pa,
324 0, 0, 0, 0, 0, NULL, NULL, NULL, NULL, NULL);
1da177e4
LT
325}
326
327/**
328 * aac_rx_check_health
329 * @dev: device to check if healthy
330 *
331 * Will attempt to determine if the specified adapter is alive and
332 * capable of handling requests, returning 0 if alive.
333 */
334static int aac_rx_check_health(struct aac_dev *dev)
335{
336 u32 status = rx_readl(dev, MUnit.OMRx[0]);
337
338 /*
339 * Check to see if the board failed any self tests.
340 */
912d4e88 341 if (unlikely(status & SELF_TEST_FAILED))
1da177e4
LT
342 return -1;
343 /*
344 * Check to see if the board panic'd.
345 */
912d4e88 346 if (unlikely(status & KERNEL_PANIC)) {
1da177e4
LT
347 char * buffer;
348 struct POSTSTATUS {
56b58712
MH
349 __le32 Post_Command;
350 __le32 Post_Address;
1da177e4
LT
351 } * post;
352 dma_addr_t paddr, baddr;
353 int ret;
354
912d4e88 355 if (likely((status & 0xFF000000L) == 0xBC000000L))
1da177e4
LT
356 return (status >> 16) & 0xFF;
357 buffer = pci_alloc_consistent(dev->pdev, 512, &baddr);
358 ret = -2;
912d4e88 359 if (unlikely(buffer == NULL))
1da177e4
LT
360 return ret;
361 post = pci_alloc_consistent(dev->pdev,
362 sizeof(struct POSTSTATUS), &paddr);
912d4e88 363 if (unlikely(post == NULL)) {
1da177e4
LT
364 pci_free_consistent(dev->pdev, 512, buffer, baddr);
365 return ret;
366 }
367 memset(buffer, 0, 512);
368 post->Post_Command = cpu_to_le32(COMMAND_POST_RESULTS);
369 post->Post_Address = cpu_to_le32(baddr);
370 rx_writel(dev, MUnit.IMRx[0], paddr);
7c00ffa3
MH
371 rx_sync_cmd(dev, COMMAND_POST_RESULTS, baddr, 0, 0, 0, 0, 0,
372 NULL, NULL, NULL, NULL, NULL);
1da177e4
LT
373 pci_free_consistent(dev->pdev, sizeof(struct POSTSTATUS),
374 post, paddr);
912d4e88 375 if (likely((buffer[0] == '0') && ((buffer[1] == 'x') || (buffer[1] == 'X')))) {
ecc30990
AS
376 ret = (hex_to_bin(buffer[2]) << 4) +
377 hex_to_bin(buffer[3]);
1da177e4
LT
378 }
379 pci_free_consistent(dev->pdev, 512, buffer, baddr);
380 return ret;
381 }
382 /*
383 * Wait for the adapter to be up and running.
384 */
912d4e88 385 if (unlikely(!(status & KERNEL_UP_AND_RUNNING)))
1da177e4
LT
386 return -3;
387 /*
388 * Everything is OK
389 */
390 return 0;
391}
392
8e0c5ebd 393/**
28713324 394 * aac_rx_deliver_producer
8e0c5ebd
MH
395 * @fib: fib to issue
396 *
397 * Will send a fib, returning 0 if successful.
398 */
2ab01efd 399int aac_rx_deliver_producer(struct fib * fib)
8e0c5ebd 400{
8e0c5ebd 401 struct aac_dev *dev = fib->dev;
28713324 402 struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue];
8e0c5ebd 403 u32 Index;
28713324 404 unsigned long nointr = 0;
8e0c5ebd 405
a8166a52 406 aac_queue_get( dev, &Index, AdapNormCmdQueue, fib->hw_fib_va, 1, fib, &nointr);
28713324 407
ef616233 408 atomic_inc(&q->numpending);
28713324 409 *(q->headers.producer) = cpu_to_le32(Index + 1);
28713324
MH
410 if (!(nointr & aac_config.irq_mod))
411 aac_adapter_notify(dev, AdapNormCmdQueue);
412
413 return 0;
414}
415
416/**
417 * aac_rx_deliver_message
418 * @fib: fib to issue
419 *
420 * Will send a fib, returning 0 if successful.
421 */
422static int aac_rx_deliver_message(struct fib * fib)
423{
424 struct aac_dev *dev = fib->dev;
425 struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue];
28713324
MH
426 u32 Index;
427 u64 addr;
428 volatile void __iomem *device;
429
430 unsigned long count = 10000000L; /* 50 seconds */
ef616233 431 atomic_inc(&q->numpending);
28713324 432 for(;;) {
8e0c5ebd 433 Index = rx_readl(dev, MUnit.InboundQueue);
912d4e88 434 if (unlikely(Index == 0xFFFFFFFFL))
28713324 435 Index = rx_readl(dev, MUnit.InboundQueue);
912d4e88 436 if (likely(Index != 0xFFFFFFFFL))
28713324
MH
437 break;
438 if (--count == 0) {
ef616233 439 atomic_dec(&q->numpending);
28713324
MH
440 return -ETIMEDOUT;
441 }
442 udelay(5);
443 }
76a7f8fd 444 device = dev->base + Index;
28713324 445 addr = fib->hw_fib_pa;
8e0c5ebd
MH
446 writel((u32)(addr & 0xffffffff), device);
447 device += sizeof(u32);
448 writel((u32)(addr >> 32), device);
449 device += sizeof(u32);
a8166a52 450 writel(le16_to_cpu(fib->hw_fib_va->header.Size), device);
8e0c5ebd 451 rx_writel(dev, MUnit.InboundQueue, Index);
8e0c5ebd
MH
452 return 0;
453}
454
76a7f8fd
MH
455/**
456 * aac_rx_ioremap
457 * @size: mapping resize request
458 *
459 */
460static int aac_rx_ioremap(struct aac_dev * dev, u32 size)
461{
462 if (!size) {
463 iounmap(dev->regs.rx);
464 return 0;
465 }
ff08784b 466 dev->base = dev->regs.rx = ioremap(dev->base_start, size);
76a7f8fd
MH
467 if (dev->base == NULL)
468 return -1;
469 dev->IndexRegs = &dev->regs.rx->IndexRegs;
470 return 0;
471}
472
8418852d 473static int aac_rx_restart_adapter(struct aac_dev *dev, int bled)
8c23cd74 474{
6e40e5f0 475 u32 var = 0;
8c23cd74 476
29c97684 477 if (!(dev->supplement_adapter_info.SupportedOptions2 &
a3940da5 478 AAC_OPTION_MU_RESET) || (bled >= 0) || (bled == -2)) {
29c97684
SM
479 if (bled)
480 printk(KERN_ERR "%s%d: adapter kernel panic'd %x.\n",
481 dev->name, dev->id, bled);
482 else {
483 bled = aac_adapter_sync_cmd(dev, IOP_RESET_ALWAYS,
484 0, 0, 0, 0, 0, 0, &var, NULL, NULL, NULL, NULL);
9859c1aa 485 if (!bled && (var != 0x00000001) && (var != 0x3803000F))
29c97684
SM
486 bled = -EINVAL;
487 }
488 if (bled && (bled != -ETIMEDOUT))
489 bled = aac_adapter_sync_cmd(dev, IOP_RESET,
490 0, 0, 0, 0, 0, 0, &var, NULL, NULL, NULL, NULL);
8418852d 491
29c97684
SM
492 if (bled && (bled != -ETIMEDOUT))
493 return -EINVAL;
494 }
6e40e5f0 495 if (bled && (var == 0x3803000F)) { /* USE_OTHER_METHOD */
8418852d
MH
496 rx_writel(dev, MUnit.reserved2, 3);
497 msleep(5000); /* Delay 5 seconds */
498 var = 0x00000001;
499 }
6e40e5f0 500 if (bled && (var != 0x00000001))
8418852d 501 return -EINVAL;
6e40e5f0 502 ssleep(5);
8c23cd74 503 if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC)
8418852d 504 return -ENODEV;
1208bab5
SM
505 if (startup_timeout < 300)
506 startup_timeout = 300;
8c23cd74
MH
507 return 0;
508}
509
28713324
MH
510/**
511 * aac_rx_select_comm - Select communications method
512 * @dev: Adapter
513 * @comm: communications method
514 */
515
516int aac_rx_select_comm(struct aac_dev *dev, int comm)
517{
518 switch (comm) {
519 case AAC_COMM_PRODUCER:
520 dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_producer;
521 dev->a_ops.adapter_intr = aac_rx_intr_producer;
522 dev->a_ops.adapter_deliver = aac_rx_deliver_producer;
523 break;
524 case AAC_COMM_MESSAGE:
525 dev->a_ops.adapter_enable_int = aac_rx_enable_interrupt_message;
526 dev->a_ops.adapter_intr = aac_rx_intr_message;
527 dev->a_ops.adapter_deliver = aac_rx_deliver_message;
528 break;
529 default:
530 return 1;
531 }
532 return 0;
533}
534
1da177e4
LT
535/**
536 * aac_rx_init - initialize an i960 based AAC card
537 * @dev: device to configure
538 *
539 * Allocate and set up resources for the i960 based AAC variants. The
540 * device_interface in the commregion will be allocated and linked
541 * to the comm region.
542 */
543
76a7f8fd 544int _aac_rx_init(struct aac_dev *dev)
1da177e4
LT
545{
546 unsigned long start;
547 unsigned long status;
18a6598f 548 int restart = 0;
912d4e88
SM
549 int instance = dev->id;
550 const char * name = dev->name;
1da177e4 551
76a7f8fd
MH
552 if (aac_adapter_ioremap(dev, dev->base_size)) {
553 printk(KERN_WARNING "%s: unable to map adapter.\n", name);
554 goto error_iounmap;
555 }
556
18a6598f 557 /* Failure to reset here is an option ... */
a5694ec5
SM
558 dev->a_ops.adapter_sync_cmd = rx_sync_cmd;
559 dev->a_ops.adapter_enable_int = aac_rx_disable_interrupt;
18a6598f 560 dev->OIMR = status = rx_readb (dev, MUnit.OIMR);
1208bab5 561 if ((((status & 0x0c) != 0x0c) || aac_reset_devices || reset_devices) &&
18a6598f 562 !aac_rx_restart_adapter(dev, 0))
f858317d
SM
563 /* Make sure the Hardware FIFO is empty */
564 while ((++restart < 512) &&
565 (rx_readl(dev, MUnit.OutboundQueue) != 0xFFFFFFFFL));
1da177e4 566 /*
8e0c5ebd 567 * Check to see if the board panic'd while booting.
1da177e4 568 */
76a7f8fd 569 status = rx_readl(dev, MUnit.OMRx[0]);
8418852d 570 if (status & KERNEL_PANIC) {
18a6598f 571 if (aac_rx_restart_adapter(dev, aac_rx_check_health(dev)))
8418852d 572 goto error_iounmap;
18a6598f 573 ++restart;
8418852d 574 }
1da177e4
LT
575 /*
576 * Check to see if the board failed any self tests.
577 */
76a7f8fd
MH
578 status = rx_readl(dev, MUnit.OMRx[0]);
579 if (status & SELF_TEST_FAILED) {
1da177e4
LT
580 printk(KERN_ERR "%s%d: adapter self-test failed.\n", dev->name, instance);
581 goto error_iounmap;
582 }
1da177e4
LT
583 /*
584 * Check to see if the monitor panic'd while booting.
585 */
76a7f8fd 586 if (status & MONITOR_PANIC) {
1da177e4
LT
587 printk(KERN_ERR "%s%d: adapter monitor panic.\n", dev->name, instance);
588 goto error_iounmap;
589 }
590 start = jiffies;
591 /*
592 * Wait for the adapter to be up and running. Wait up to 3 minutes
593 */
76a7f8fd 594 while (!((status = rx_readl(dev, MUnit.OMRx[0])) & KERNEL_UP_AND_RUNNING))
1da177e4 595 {
18a6598f
SM
596 if ((restart &&
597 (status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC))) ||
598 time_after(jiffies, start+HZ*startup_timeout)) {
1da177e4
LT
599 printk(KERN_ERR "%s%d: adapter kernel failed to start, init status = %lx.\n",
600 dev->name, instance, status);
601 goto error_iounmap;
602 }
18a6598f
SM
603 if (!restart &&
604 ((status & (KERNEL_PANIC|SELF_TEST_FAILED|MONITOR_PANIC)) ||
605 time_after(jiffies, start + HZ *
606 ((startup_timeout > 60)
607 ? (startup_timeout - 60)
608 : (startup_timeout / 2))))) {
609 if (likely(!aac_rx_restart_adapter(dev, aac_rx_check_health(dev))))
610 start = jiffies;
611 ++restart;
612 }
404d9a90 613 msleep(1);
1da177e4 614 }
29c97684 615 if (restart && aac_commit)
1208bab5 616 aac_commit = 1;
1da177e4 617 /*
28713324 618 * Fill in the common function dispatch table.
1da177e4
LT
619 */
620 dev->a_ops.adapter_interrupt = aac_rx_interrupt_adapter;
bd1aac80 621 dev->a_ops.adapter_disable_int = aac_rx_disable_interrupt;
1da177e4
LT
622 dev->a_ops.adapter_notify = aac_rx_notify_adapter;
623 dev->a_ops.adapter_sync_cmd = rx_sync_cmd;
624 dev->a_ops.adapter_check_health = aac_rx_check_health;
8418852d 625 dev->a_ops.adapter_restart = aac_rx_restart_adapter;
de665f28 626 dev->a_ops.adapter_start = aac_rx_start_adapter;
1da177e4 627
bd1aac80
MH
628 /*
629 * First clear out all interrupts. Then enable the one's that we
630 * can handle.
631 */
28713324
MH
632 aac_adapter_comm(dev, AAC_COMM_PRODUCER);
633 aac_adapter_disable_int(dev);
bd1aac80 634 rx_writel(dev, MUnit.ODR, 0xffffffff);
28713324 635 aac_adapter_enable_int(dev);
bd1aac80 636
1da177e4 637 if (aac_init_adapter(dev) == NULL)
28713324
MH
638 goto error_iounmap;
639 aac_adapter_comm(dev, dev->comm_interface);
11604612 640 dev->sync_mode = 0; /* sync. mode not supported */
8ef22247
SM
641 dev->msi = aac_msi && !pci_enable_msi(dev->pdev);
642 if (request_irq(dev->pdev->irq, dev->a_ops.adapter_intr,
4909cc2b 643 IRQF_SHARED, "aacraid", dev) < 0) {
8ef22247
SM
644 if (dev->msi)
645 pci_disable_msi(dev->pdev);
28713324
MH
646 printk(KERN_ERR "%s%d: Interrupt unavailable.\n",
647 name, instance);
648 goto error_iounmap;
649 }
ff08784b 650 dev->dbg_base = dev->base_start;
e8b12f0f
MR
651 dev->dbg_base_mapped = dev->base;
652 dev->dbg_size = dev->base_size;
653
28713324
MH
654 aac_adapter_enable_int(dev);
655 /*
656 * Tell the adapter that all is configured, and it can
657 * start accepting requests
658 */
659 aac_rx_start_adapter(dev);
8e0c5ebd 660
1da177e4
LT
661 return 0;
662
1da177e4 663error_iounmap:
1da177e4
LT
664
665 return -1;
666}
76a7f8fd
MH
667
668int aac_rx_init(struct aac_dev *dev)
669{
76a7f8fd
MH
670 /*
671 * Fill in the function dispatch table.
672 */
673 dev->a_ops.adapter_ioremap = aac_rx_ioremap;
28713324 674 dev->a_ops.adapter_comm = aac_rx_select_comm;
76a7f8fd 675
28713324 676 return _aac_rx_init(dev);
76a7f8fd 677}