Commit | Line | Data |
---|---|---|
ff1d2767 JM |
1 | static int prism2_enable_aux_port(struct net_device *dev, int enable) |
2 | { | |
3 | u16 val, reg; | |
4 | int i, tries; | |
5 | unsigned long flags; | |
6 | struct hostap_interface *iface; | |
7 | local_info_t *local; | |
8 | ||
9 | iface = netdev_priv(dev); | |
10 | local = iface->local; | |
11 | ||
12 | if (local->no_pri) { | |
13 | if (enable) { | |
14 | PDEBUG(DEBUG_EXTRA2, "%s: no PRI f/w - assuming Aux " | |
15 | "port is already enabled\n", dev->name); | |
16 | } | |
17 | return 0; | |
18 | } | |
19 | ||
20 | spin_lock_irqsave(&local->cmdlock, flags); | |
21 | ||
22 | /* wait until busy bit is clear */ | |
23 | tries = HFA384X_CMD_BUSY_TIMEOUT; | |
24 | while (HFA384X_INW(HFA384X_CMD_OFF) & HFA384X_CMD_BUSY && tries > 0) { | |
25 | tries--; | |
26 | udelay(1); | |
27 | } | |
28 | if (tries == 0) { | |
29 | reg = HFA384X_INW(HFA384X_CMD_OFF); | |
30 | spin_unlock_irqrestore(&local->cmdlock, flags); | |
31 | printk("%s: prism2_enable_aux_port - timeout - reg=0x%04x\n", | |
32 | dev->name, reg); | |
33 | return -ETIMEDOUT; | |
34 | } | |
35 | ||
36 | val = HFA384X_INW(HFA384X_CONTROL_OFF); | |
37 | ||
38 | if (enable) { | |
39 | HFA384X_OUTW(HFA384X_AUX_MAGIC0, HFA384X_PARAM0_OFF); | |
40 | HFA384X_OUTW(HFA384X_AUX_MAGIC1, HFA384X_PARAM1_OFF); | |
41 | HFA384X_OUTW(HFA384X_AUX_MAGIC2, HFA384X_PARAM2_OFF); | |
42 | ||
43 | if ((val & HFA384X_AUX_PORT_MASK) != HFA384X_AUX_PORT_DISABLED) | |
44 | printk("prism2_enable_aux_port: was not disabled!?\n"); | |
45 | val &= ~HFA384X_AUX_PORT_MASK; | |
46 | val |= HFA384X_AUX_PORT_ENABLE; | |
47 | } else { | |
48 | HFA384X_OUTW(0, HFA384X_PARAM0_OFF); | |
49 | HFA384X_OUTW(0, HFA384X_PARAM1_OFF); | |
50 | HFA384X_OUTW(0, HFA384X_PARAM2_OFF); | |
51 | ||
52 | if ((val & HFA384X_AUX_PORT_MASK) != HFA384X_AUX_PORT_ENABLED) | |
53 | printk("prism2_enable_aux_port: was not enabled!?\n"); | |
54 | val &= ~HFA384X_AUX_PORT_MASK; | |
55 | val |= HFA384X_AUX_PORT_DISABLE; | |
56 | } | |
57 | HFA384X_OUTW(val, HFA384X_CONTROL_OFF); | |
58 | ||
59 | udelay(5); | |
60 | ||
61 | i = 10000; | |
62 | while (i > 0) { | |
63 | val = HFA384X_INW(HFA384X_CONTROL_OFF); | |
64 | val &= HFA384X_AUX_PORT_MASK; | |
65 | ||
66 | if ((enable && val == HFA384X_AUX_PORT_ENABLED) || | |
67 | (!enable && val == HFA384X_AUX_PORT_DISABLED)) | |
68 | break; | |
69 | ||
70 | udelay(10); | |
71 | i--; | |
72 | } | |
73 | ||
74 | spin_unlock_irqrestore(&local->cmdlock, flags); | |
75 | ||
76 | if (i == 0) { | |
77 | printk("prism2_enable_aux_port(%d) timed out\n", | |
78 | enable); | |
79 | return -ETIMEDOUT; | |
80 | } | |
81 | ||
82 | return 0; | |
83 | } | |
84 | ||
85 | ||
86 | static int hfa384x_from_aux(struct net_device *dev, unsigned int addr, int len, | |
87 | void *buf) | |
88 | { | |
89 | u16 page, offset; | |
90 | if (addr & 1 || len & 1) | |
91 | return -1; | |
92 | ||
93 | page = addr >> 7; | |
94 | offset = addr & 0x7f; | |
95 | ||
96 | HFA384X_OUTW(page, HFA384X_AUXPAGE_OFF); | |
97 | HFA384X_OUTW(offset, HFA384X_AUXOFFSET_OFF); | |
98 | ||
99 | udelay(5); | |
100 | ||
101 | #ifdef PRISM2_PCI | |
102 | { | |
8a9faf3c | 103 | __le16 *pos = (__le16 *) buf; |
ff1d2767 JM |
104 | while (len > 0) { |
105 | *pos++ = HFA384X_INW_DATA(HFA384X_AUXDATA_OFF); | |
106 | len -= 2; | |
107 | } | |
108 | } | |
109 | #else /* PRISM2_PCI */ | |
110 | HFA384X_INSW(HFA384X_AUXDATA_OFF, buf, len / 2); | |
111 | #endif /* PRISM2_PCI */ | |
112 | ||
113 | return 0; | |
114 | } | |
115 | ||
116 | ||
117 | static int hfa384x_to_aux(struct net_device *dev, unsigned int addr, int len, | |
118 | void *buf) | |
119 | { | |
120 | u16 page, offset; | |
121 | if (addr & 1 || len & 1) | |
122 | return -1; | |
123 | ||
124 | page = addr >> 7; | |
125 | offset = addr & 0x7f; | |
126 | ||
127 | HFA384X_OUTW(page, HFA384X_AUXPAGE_OFF); | |
128 | HFA384X_OUTW(offset, HFA384X_AUXOFFSET_OFF); | |
129 | ||
130 | udelay(5); | |
131 | ||
132 | #ifdef PRISM2_PCI | |
133 | { | |
8a9faf3c | 134 | __le16 *pos = (__le16 *) buf; |
ff1d2767 JM |
135 | while (len > 0) { |
136 | HFA384X_OUTW_DATA(*pos++, HFA384X_AUXDATA_OFF); | |
137 | len -= 2; | |
138 | } | |
139 | } | |
140 | #else /* PRISM2_PCI */ | |
141 | HFA384X_OUTSW(HFA384X_AUXDATA_OFF, buf, len / 2); | |
142 | #endif /* PRISM2_PCI */ | |
143 | ||
144 | return 0; | |
145 | } | |
146 | ||
147 | ||
148 | static int prism2_pda_ok(u8 *buf) | |
149 | { | |
8a9faf3c | 150 | __le16 *pda = (__le16 *) buf; |
ff1d2767 JM |
151 | int pos; |
152 | u16 len, pdr; | |
153 | ||
154 | if (buf[0] == 0xff && buf[1] == 0x00 && buf[2] == 0xff && | |
155 | buf[3] == 0x00) | |
156 | return 0; | |
157 | ||
158 | pos = 0; | |
159 | while (pos + 1 < PRISM2_PDA_SIZE / 2) { | |
160 | len = le16_to_cpu(pda[pos]); | |
161 | pdr = le16_to_cpu(pda[pos + 1]); | |
162 | if (len == 0 || pos + len > PRISM2_PDA_SIZE / 2) | |
163 | return 0; | |
164 | ||
165 | if (pdr == 0x0000 && len == 2) { | |
166 | /* PDA end found */ | |
167 | return 1; | |
168 | } | |
169 | ||
170 | pos += len + 1; | |
171 | } | |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
176 | ||
6bbefe86 | 177 | #define prism2_download_aux_dump_npages 65536 |
ff1d2767 | 178 | |
6bbefe86 DH |
179 | struct prism2_download_aux_dump { |
180 | local_info_t *local; | |
181 | u16 page[0x80]; | |
182 | }; | |
183 | ||
184 | static int prism2_download_aux_dump_proc_show(struct seq_file *m, void *v) | |
185 | { | |
186 | struct prism2_download_aux_dump *ctx = m->private; | |
ff1d2767 | 187 | |
6bbefe86 DH |
188 | hfa384x_from_aux(ctx->local->dev, (unsigned long)v - 1, 0x80, ctx->page); |
189 | seq_write(m, ctx->page, 0x80); | |
ff1d2767 JM |
190 | return 0; |
191 | } | |
192 | ||
6bbefe86 DH |
193 | static void *prism2_download_aux_dump_proc_start(struct seq_file *m, loff_t *_pos) |
194 | { | |
195 | struct prism2_download_aux_dump *ctx = m->private; | |
196 | prism2_enable_aux_port(ctx->local->dev, 1); | |
197 | if (*_pos >= prism2_download_aux_dump_npages) | |
198 | return NULL; | |
199 | return (void *)((unsigned long)*_pos + 1); | |
200 | } | |
201 | ||
202 | static void *prism2_download_aux_dump_proc_next(struct seq_file *m, void *v, loff_t *_pos) | |
203 | { | |
204 | ++*_pos; | |
205 | if (*_pos >= prism2_download_aux_dump_npages) | |
206 | return NULL; | |
207 | return (void *)((unsigned long)*_pos + 1); | |
208 | } | |
209 | ||
210 | static void prism2_download_aux_dump_proc_stop(struct seq_file *m, void *v) | |
211 | { | |
212 | struct prism2_download_aux_dump *ctx = m->private; | |
213 | prism2_enable_aux_port(ctx->local->dev, 0); | |
214 | } | |
215 | ||
216 | static const struct seq_operations prism2_download_aux_dump_proc_seqops = { | |
217 | .start = prism2_download_aux_dump_proc_start, | |
218 | .next = prism2_download_aux_dump_proc_next, | |
219 | .stop = prism2_download_aux_dump_proc_stop, | |
220 | .show = prism2_download_aux_dump_proc_show, | |
221 | }; | |
222 | ||
223 | static int prism2_download_aux_dump_proc_open(struct inode *inode, struct file *file) | |
224 | { | |
225 | int ret = seq_open_private(file, &prism2_download_aux_dump_proc_seqops, | |
226 | sizeof(struct prism2_download_aux_dump)); | |
227 | if (ret == 0) { | |
228 | struct seq_file *m = file->private_data; | |
229 | m->private = PDE_DATA(inode); | |
230 | } | |
231 | return ret; | |
232 | } | |
233 | ||
234 | static const struct file_operations prism2_download_aux_dump_proc_fops = { | |
235 | .open = prism2_download_aux_dump_proc_open, | |
236 | .read = seq_read, | |
237 | .llseek = seq_lseek, | |
238 | .release = seq_release_private, | |
239 | }; | |
240 | ||
ff1d2767 JM |
241 | |
242 | static u8 * prism2_read_pda(struct net_device *dev) | |
243 | { | |
244 | u8 *buf; | |
245 | int res, i, found = 0; | |
246 | #define NUM_PDA_ADDRS 4 | |
247 | unsigned int pda_addr[NUM_PDA_ADDRS] = { | |
248 | 0x7f0000 /* others than HFA3841 */, | |
249 | 0x3f0000 /* HFA3841 */, | |
250 | 0x390000 /* apparently used in older cards */, | |
251 | 0x7f0002 /* Intel PRO/Wireless 2011B (PCI) */, | |
252 | }; | |
253 | ||
5cbded58 | 254 | buf = kmalloc(PRISM2_PDA_SIZE, GFP_KERNEL); |
ff1d2767 JM |
255 | if (buf == NULL) |
256 | return NULL; | |
257 | ||
258 | /* Note: wlan card should be in initial state (just after init cmd) | |
259 | * and no other operations should be performed concurrently. */ | |
260 | ||
261 | prism2_enable_aux_port(dev, 1); | |
262 | ||
263 | for (i = 0; i < NUM_PDA_ADDRS; i++) { | |
264 | PDEBUG(DEBUG_EXTRA2, "%s: trying to read PDA from 0x%08x", | |
265 | dev->name, pda_addr[i]); | |
266 | res = hfa384x_from_aux(dev, pda_addr[i], PRISM2_PDA_SIZE, buf); | |
267 | if (res) | |
268 | continue; | |
269 | if (res == 0 && prism2_pda_ok(buf)) { | |
270 | PDEBUG2(DEBUG_EXTRA2, ": OK\n"); | |
271 | found = 1; | |
272 | break; | |
273 | } else { | |
274 | PDEBUG2(DEBUG_EXTRA2, ": failed\n"); | |
275 | } | |
276 | } | |
277 | ||
278 | prism2_enable_aux_port(dev, 0); | |
279 | ||
280 | if (!found) { | |
281 | printk(KERN_DEBUG "%s: valid PDA not found\n", dev->name); | |
282 | kfree(buf); | |
283 | buf = NULL; | |
284 | } | |
285 | ||
286 | return buf; | |
287 | } | |
288 | ||
289 | ||
290 | static int prism2_download_volatile(local_info_t *local, | |
291 | struct prism2_download_data *param) | |
292 | { | |
293 | struct net_device *dev = local->dev; | |
294 | int ret = 0, i; | |
295 | u16 param0, param1; | |
296 | ||
297 | if (local->hw_downloading) { | |
298 | printk(KERN_WARNING "%s: Already downloading - aborting new " | |
299 | "request\n", dev->name); | |
300 | return -1; | |
301 | } | |
302 | ||
303 | local->hw_downloading = 1; | |
304 | if (local->pri_only) { | |
305 | hfa384x_disable_interrupts(dev); | |
306 | } else { | |
307 | prism2_hw_shutdown(dev, 0); | |
308 | ||
309 | if (prism2_hw_init(dev, 0)) { | |
310 | printk(KERN_WARNING "%s: Could not initialize card for" | |
311 | " download\n", dev->name); | |
312 | ret = -1; | |
313 | goto out; | |
314 | } | |
315 | } | |
316 | ||
317 | if (prism2_enable_aux_port(dev, 1)) { | |
318 | printk(KERN_WARNING "%s: Could not enable AUX port\n", | |
319 | dev->name); | |
320 | ret = -1; | |
321 | goto out; | |
322 | } | |
323 | ||
324 | param0 = param->start_addr & 0xffff; | |
325 | param1 = param->start_addr >> 16; | |
326 | ||
327 | HFA384X_OUTW(0, HFA384X_PARAM2_OFF); | |
328 | HFA384X_OUTW(param1, HFA384X_PARAM1_OFF); | |
329 | if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD | | |
330 | (HFA384X_PROGMODE_ENABLE_VOLATILE << 8), | |
331 | param0)) { | |
332 | printk(KERN_WARNING "%s: Download command execution failed\n", | |
333 | dev->name); | |
334 | ret = -1; | |
335 | goto out; | |
336 | } | |
337 | ||
338 | for (i = 0; i < param->num_areas; i++) { | |
339 | PDEBUG(DEBUG_EXTRA2, "%s: Writing %d bytes at 0x%08x\n", | |
340 | dev->name, param->data[i].len, param->data[i].addr); | |
341 | if (hfa384x_to_aux(dev, param->data[i].addr, | |
342 | param->data[i].len, param->data[i].data)) { | |
343 | printk(KERN_WARNING "%s: RAM download at 0x%08x " | |
344 | "(len=%d) failed\n", dev->name, | |
345 | param->data[i].addr, param->data[i].len); | |
346 | ret = -1; | |
347 | goto out; | |
348 | } | |
349 | } | |
350 | ||
351 | HFA384X_OUTW(param1, HFA384X_PARAM1_OFF); | |
352 | HFA384X_OUTW(0, HFA384X_PARAM2_OFF); | |
353 | if (hfa384x_cmd_no_wait(dev, HFA384X_CMDCODE_DOWNLOAD | | |
354 | (HFA384X_PROGMODE_DISABLE << 8), param0)) { | |
355 | printk(KERN_WARNING "%s: Download command execution failed\n", | |
356 | dev->name); | |
357 | ret = -1; | |
358 | goto out; | |
359 | } | |
360 | /* ProgMode disable causes the hardware to restart itself from the | |
361 | * given starting address. Give hw some time and ACK command just in | |
362 | * case restart did not happen. */ | |
363 | mdelay(5); | |
364 | HFA384X_OUTW(HFA384X_EV_CMD, HFA384X_EVACK_OFF); | |
365 | ||
366 | if (prism2_enable_aux_port(dev, 0)) { | |
367 | printk(KERN_DEBUG "%s: Disabling AUX port failed\n", | |
368 | dev->name); | |
369 | /* continue anyway.. restart should have taken care of this */ | |
370 | } | |
371 | ||
372 | mdelay(5); | |
373 | local->hw_downloading = 0; | |
374 | if (prism2_hw_config(dev, 2)) { | |
375 | printk(KERN_WARNING "%s: Card configuration after RAM " | |
376 | "download failed\n", dev->name); | |
377 | ret = -1; | |
378 | goto out; | |
379 | } | |
380 | ||
381 | out: | |
382 | local->hw_downloading = 0; | |
383 | return ret; | |
384 | } | |
385 | ||
386 | ||
387 | static int prism2_enable_genesis(local_info_t *local, int hcr) | |
388 | { | |
389 | struct net_device *dev = local->dev; | |
390 | u8 initseq[4] = { 0x00, 0xe1, 0xa1, 0xff }; | |
391 | u8 readbuf[4]; | |
392 | ||
393 | printk(KERN_DEBUG "%s: test Genesis mode with HCR 0x%02x\n", | |
394 | dev->name, hcr); | |
395 | local->func->cor_sreset(local); | |
396 | hfa384x_to_aux(dev, 0x7e0038, sizeof(initseq), initseq); | |
397 | local->func->genesis_reset(local, hcr); | |
398 | ||
399 | /* Readback test */ | |
400 | hfa384x_from_aux(dev, 0x7e0038, sizeof(readbuf), readbuf); | |
401 | hfa384x_to_aux(dev, 0x7e0038, sizeof(initseq), initseq); | |
402 | hfa384x_from_aux(dev, 0x7e0038, sizeof(readbuf), readbuf); | |
403 | ||
404 | if (memcmp(initseq, readbuf, sizeof(initseq)) == 0) { | |
405 | printk(KERN_DEBUG "Readback test succeeded, HCR 0x%02x\n", | |
406 | hcr); | |
407 | return 0; | |
408 | } else { | |
409 | printk(KERN_DEBUG "Readback test failed, HCR 0x%02x " | |
410 | "write %02x %02x %02x %02x read %02x %02x %02x %02x\n", | |
411 | hcr, initseq[0], initseq[1], initseq[2], initseq[3], | |
412 | readbuf[0], readbuf[1], readbuf[2], readbuf[3]); | |
413 | return 1; | |
414 | } | |
415 | } | |
416 | ||
417 | ||
418 | static int prism2_get_ram_size(local_info_t *local) | |
419 | { | |
420 | int ret; | |
421 | ||
422 | /* Try to enable genesis mode; 0x1F for x8 SRAM or 0x0F for x16 SRAM */ | |
423 | if (prism2_enable_genesis(local, 0x1f) == 0) | |
424 | ret = 8; | |
425 | else if (prism2_enable_genesis(local, 0x0f) == 0) | |
426 | ret = 16; | |
427 | else | |
428 | ret = -1; | |
429 | ||
430 | /* Disable genesis mode */ | |
431 | local->func->genesis_reset(local, ret == 16 ? 0x07 : 0x17); | |
432 | ||
433 | return ret; | |
434 | } | |
435 | ||
436 | ||
437 | static int prism2_download_genesis(local_info_t *local, | |
438 | struct prism2_download_data *param) | |
439 | { | |
440 | struct net_device *dev = local->dev; | |
441 | int ram16 = 0, i; | |
442 | int ret = 0; | |
443 | ||
444 | if (local->hw_downloading) { | |
445 | printk(KERN_WARNING "%s: Already downloading - aborting new " | |
446 | "request\n", dev->name); | |
447 | return -EBUSY; | |
448 | } | |
449 | ||
450 | if (!local->func->genesis_reset || !local->func->cor_sreset) { | |
451 | printk(KERN_INFO "%s: Genesis mode downloading not supported " | |
452 | "with this hwmodel\n", dev->name); | |
453 | return -EOPNOTSUPP; | |
454 | } | |
455 | ||
456 | local->hw_downloading = 1; | |
457 | ||
458 | if (prism2_enable_aux_port(dev, 1)) { | |
459 | printk(KERN_DEBUG "%s: failed to enable AUX port\n", | |
460 | dev->name); | |
461 | ret = -EIO; | |
462 | goto out; | |
463 | } | |
464 | ||
465 | if (local->sram_type == -1) { | |
466 | /* 0x1F for x8 SRAM or 0x0F for x16 SRAM */ | |
467 | if (prism2_enable_genesis(local, 0x1f) == 0) { | |
468 | ram16 = 0; | |
469 | PDEBUG(DEBUG_EXTRA2, "%s: Genesis mode OK using x8 " | |
470 | "SRAM\n", dev->name); | |
471 | } else if (prism2_enable_genesis(local, 0x0f) == 0) { | |
472 | ram16 = 1; | |
473 | PDEBUG(DEBUG_EXTRA2, "%s: Genesis mode OK using x16 " | |
474 | "SRAM\n", dev->name); | |
475 | } else { | |
476 | printk(KERN_DEBUG "%s: Could not initiate genesis " | |
477 | "mode\n", dev->name); | |
478 | ret = -EIO; | |
479 | goto out; | |
480 | } | |
481 | } else { | |
482 | if (prism2_enable_genesis(local, local->sram_type == 8 ? | |
483 | 0x1f : 0x0f)) { | |
484 | printk(KERN_DEBUG "%s: Failed to set Genesis " | |
485 | "mode (sram_type=%d)\n", dev->name, | |
486 | local->sram_type); | |
487 | ret = -EIO; | |
488 | goto out; | |
489 | } | |
490 | ram16 = local->sram_type != 8; | |
491 | } | |
492 | ||
493 | for (i = 0; i < param->num_areas; i++) { | |
494 | PDEBUG(DEBUG_EXTRA2, "%s: Writing %d bytes at 0x%08x\n", | |
495 | dev->name, param->data[i].len, param->data[i].addr); | |
496 | if (hfa384x_to_aux(dev, param->data[i].addr, | |
497 | param->data[i].len, param->data[i].data)) { | |
498 | printk(KERN_WARNING "%s: RAM download at 0x%08x " | |
499 | "(len=%d) failed\n", dev->name, | |
500 | param->data[i].addr, param->data[i].len); | |
501 | ret = -EIO; | |
502 | goto out; | |
503 | } | |
504 | } | |
505 | ||
506 | PDEBUG(DEBUG_EXTRA2, "Disable genesis mode\n"); | |
507 | local->func->genesis_reset(local, ram16 ? 0x07 : 0x17); | |
508 | if (prism2_enable_aux_port(dev, 0)) { | |
509 | printk(KERN_DEBUG "%s: Failed to disable AUX port\n", | |
510 | dev->name); | |
511 | } | |
512 | ||
513 | mdelay(5); | |
514 | local->hw_downloading = 0; | |
515 | ||
516 | PDEBUG(DEBUG_EXTRA2, "Trying to initialize card\n"); | |
517 | /* | |
518 | * Make sure the INIT command does not generate a command completion | |
519 | * event by disabling interrupts. | |
520 | */ | |
521 | hfa384x_disable_interrupts(dev); | |
522 | if (prism2_hw_init(dev, 1)) { | |
523 | printk(KERN_DEBUG "%s: Initialization after genesis mode " | |
524 | "download failed\n", dev->name); | |
525 | ret = -EIO; | |
526 | goto out; | |
527 | } | |
528 | ||
529 | PDEBUG(DEBUG_EXTRA2, "Card initialized - running PRI only\n"); | |
530 | if (prism2_hw_init2(dev, 1)) { | |
531 | printk(KERN_DEBUG "%s: Initialization(2) after genesis mode " | |
532 | "download failed\n", dev->name); | |
533 | ret = -EIO; | |
534 | goto out; | |
535 | } | |
536 | ||
537 | out: | |
538 | local->hw_downloading = 0; | |
539 | return ret; | |
540 | } | |
541 | ||
542 | ||
543 | #ifdef PRISM2_NON_VOLATILE_DOWNLOAD | |
544 | /* Note! Non-volatile downloading functionality has not yet been tested | |
545 | * thoroughly and it may corrupt flash image and effectively kill the card that | |
546 | * is being updated. You have been warned. */ | |
547 | ||
548 | static inline int prism2_download_block(struct net_device *dev, | |
549 | u32 addr, u8 *data, | |
550 | u32 bufaddr, int rest_len) | |
551 | { | |
552 | u16 param0, param1; | |
553 | int block_len; | |
554 | ||
555 | block_len = rest_len < 4096 ? rest_len : 4096; | |
556 | ||
557 | param0 = addr & 0xffff; | |
558 | param1 = addr >> 16; | |
559 | ||
560 | HFA384X_OUTW(block_len, HFA384X_PARAM2_OFF); | |
561 | HFA384X_OUTW(param1, HFA384X_PARAM1_OFF); | |
562 | ||
563 | if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD | | |
564 | (HFA384X_PROGMODE_ENABLE_NON_VOLATILE << 8), | |
565 | param0)) { | |
566 | printk(KERN_WARNING "%s: Flash download command execution " | |
567 | "failed\n", dev->name); | |
568 | return -1; | |
569 | } | |
570 | ||
571 | if (hfa384x_to_aux(dev, bufaddr, block_len, data)) { | |
572 | printk(KERN_WARNING "%s: flash download at 0x%08x " | |
573 | "(len=%d) failed\n", dev->name, addr, block_len); | |
574 | return -1; | |
575 | } | |
576 | ||
577 | HFA384X_OUTW(0, HFA384X_PARAM2_OFF); | |
578 | HFA384X_OUTW(0, HFA384X_PARAM1_OFF); | |
579 | if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD | | |
580 | (HFA384X_PROGMODE_PROGRAM_NON_VOLATILE << 8), | |
581 | 0)) { | |
582 | printk(KERN_WARNING "%s: Flash write command execution " | |
583 | "failed\n", dev->name); | |
584 | return -1; | |
585 | } | |
586 | ||
587 | return block_len; | |
588 | } | |
589 | ||
590 | ||
591 | static int prism2_download_nonvolatile(local_info_t *local, | |
592 | struct prism2_download_data *dl) | |
593 | { | |
594 | struct net_device *dev = local->dev; | |
595 | int ret = 0, i; | |
596 | struct { | |
8a9faf3c AV |
597 | __le16 page; |
598 | __le16 offset; | |
599 | __le16 len; | |
ff1d2767 JM |
600 | } dlbuffer; |
601 | u32 bufaddr; | |
602 | ||
603 | if (local->hw_downloading) { | |
604 | printk(KERN_WARNING "%s: Already downloading - aborting new " | |
605 | "request\n", dev->name); | |
606 | return -1; | |
607 | } | |
608 | ||
609 | ret = local->func->get_rid(dev, HFA384X_RID_DOWNLOADBUFFER, | |
610 | &dlbuffer, 6, 0); | |
611 | ||
612 | if (ret < 0) { | |
613 | printk(KERN_WARNING "%s: Could not read download buffer " | |
614 | "parameters\n", dev->name); | |
615 | goto out; | |
616 | } | |
617 | ||
ff1d2767 | 618 | printk(KERN_DEBUG "Download buffer: %d bytes at 0x%04x:0x%04x\n", |
8a9faf3c AV |
619 | le16_to_cpu(dlbuffer.len), |
620 | le16_to_cpu(dlbuffer.page), | |
621 | le16_to_cpu(dlbuffer.offset)); | |
ff1d2767 | 622 | |
8a9faf3c | 623 | bufaddr = (le16_to_cpu(dlbuffer.page) << 7) + le16_to_cpu(dlbuffer.offset); |
ff1d2767 JM |
624 | |
625 | local->hw_downloading = 1; | |
626 | ||
627 | if (!local->pri_only) { | |
628 | prism2_hw_shutdown(dev, 0); | |
629 | ||
630 | if (prism2_hw_init(dev, 0)) { | |
631 | printk(KERN_WARNING "%s: Could not initialize card for" | |
632 | " download\n", dev->name); | |
633 | ret = -1; | |
634 | goto out; | |
635 | } | |
636 | } | |
637 | ||
638 | hfa384x_disable_interrupts(dev); | |
639 | ||
640 | if (prism2_enable_aux_port(dev, 1)) { | |
641 | printk(KERN_WARNING "%s: Could not enable AUX port\n", | |
642 | dev->name); | |
643 | ret = -1; | |
644 | goto out; | |
645 | } | |
646 | ||
647 | printk(KERN_DEBUG "%s: starting flash download\n", dev->name); | |
648 | for (i = 0; i < dl->num_areas; i++) { | |
649 | int rest_len = dl->data[i].len; | |
650 | int data_off = 0; | |
651 | ||
652 | while (rest_len > 0) { | |
653 | int block_len; | |
654 | ||
655 | block_len = prism2_download_block( | |
656 | dev, dl->data[i].addr + data_off, | |
657 | dl->data[i].data + data_off, bufaddr, | |
658 | rest_len); | |
659 | ||
660 | if (block_len < 0) { | |
661 | ret = -1; | |
662 | goto out; | |
663 | } | |
664 | ||
665 | rest_len -= block_len; | |
666 | data_off += block_len; | |
667 | } | |
668 | } | |
669 | ||
670 | HFA384X_OUTW(0, HFA384X_PARAM1_OFF); | |
671 | HFA384X_OUTW(0, HFA384X_PARAM2_OFF); | |
672 | if (hfa384x_cmd_wait(dev, HFA384X_CMDCODE_DOWNLOAD | | |
673 | (HFA384X_PROGMODE_DISABLE << 8), 0)) { | |
674 | printk(KERN_WARNING "%s: Download command execution failed\n", | |
675 | dev->name); | |
676 | ret = -1; | |
677 | goto out; | |
678 | } | |
679 | ||
680 | if (prism2_enable_aux_port(dev, 0)) { | |
681 | printk(KERN_DEBUG "%s: Disabling AUX port failed\n", | |
682 | dev->name); | |
683 | /* continue anyway.. restart should have taken care of this */ | |
684 | } | |
685 | ||
686 | mdelay(5); | |
687 | ||
688 | local->func->hw_reset(dev); | |
689 | local->hw_downloading = 0; | |
690 | if (prism2_hw_config(dev, 2)) { | |
691 | printk(KERN_WARNING "%s: Card configuration after flash " | |
692 | "download failed\n", dev->name); | |
693 | ret = -1; | |
694 | } else { | |
695 | printk(KERN_INFO "%s: Card initialized successfully after " | |
696 | "flash download\n", dev->name); | |
697 | } | |
698 | ||
699 | out: | |
700 | local->hw_downloading = 0; | |
701 | return ret; | |
702 | } | |
703 | #endif /* PRISM2_NON_VOLATILE_DOWNLOAD */ | |
704 | ||
705 | ||
706 | static void prism2_download_free_data(struct prism2_download_data *dl) | |
707 | { | |
708 | int i; | |
709 | ||
710 | if (dl == NULL) | |
711 | return; | |
712 | ||
713 | for (i = 0; i < dl->num_areas; i++) | |
714 | kfree(dl->data[i].data); | |
715 | kfree(dl); | |
716 | } | |
717 | ||
718 | ||
719 | static int prism2_download(local_info_t *local, | |
720 | struct prism2_download_param *param) | |
721 | { | |
722 | int ret = 0; | |
723 | int i; | |
724 | u32 total_len = 0; | |
725 | struct prism2_download_data *dl = NULL; | |
726 | ||
727 | printk(KERN_DEBUG "prism2_download: dl_cmd=%d start_addr=0x%08x " | |
728 | "num_areas=%d\n", | |
729 | param->dl_cmd, param->start_addr, param->num_areas); | |
730 | ||
731 | if (param->num_areas > 100) { | |
732 | ret = -EINVAL; | |
733 | goto out; | |
734 | } | |
735 | ||
b0471bb7 | 736 | dl = kzalloc(sizeof(*dl) + param->num_areas * |
ff1d2767 JM |
737 | sizeof(struct prism2_download_data_area), GFP_KERNEL); |
738 | if (dl == NULL) { | |
739 | ret = -ENOMEM; | |
740 | goto out; | |
741 | } | |
ff1d2767 JM |
742 | dl->dl_cmd = param->dl_cmd; |
743 | dl->start_addr = param->start_addr; | |
744 | dl->num_areas = param->num_areas; | |
745 | for (i = 0; i < param->num_areas; i++) { | |
746 | PDEBUG(DEBUG_EXTRA2, | |
747 | " area %d: addr=0x%08x len=%d ptr=0x%p\n", | |
748 | i, param->data[i].addr, param->data[i].len, | |
749 | param->data[i].ptr); | |
750 | ||
751 | dl->data[i].addr = param->data[i].addr; | |
752 | dl->data[i].len = param->data[i].len; | |
753 | ||
754 | total_len += param->data[i].len; | |
755 | if (param->data[i].len > PRISM2_MAX_DOWNLOAD_AREA_LEN || | |
756 | total_len > PRISM2_MAX_DOWNLOAD_LEN) { | |
757 | ret = -E2BIG; | |
758 | goto out; | |
759 | } | |
760 | ||
761 | dl->data[i].data = kmalloc(dl->data[i].len, GFP_KERNEL); | |
762 | if (dl->data[i].data == NULL) { | |
763 | ret = -ENOMEM; | |
764 | goto out; | |
765 | } | |
766 | ||
767 | if (copy_from_user(dl->data[i].data, param->data[i].ptr, | |
768 | param->data[i].len)) { | |
769 | ret = -EFAULT; | |
770 | goto out; | |
771 | } | |
772 | } | |
773 | ||
774 | switch (param->dl_cmd) { | |
775 | case PRISM2_DOWNLOAD_VOLATILE: | |
776 | case PRISM2_DOWNLOAD_VOLATILE_PERSISTENT: | |
777 | ret = prism2_download_volatile(local, dl); | |
778 | break; | |
779 | case PRISM2_DOWNLOAD_VOLATILE_GENESIS: | |
780 | case PRISM2_DOWNLOAD_VOLATILE_GENESIS_PERSISTENT: | |
781 | ret = prism2_download_genesis(local, dl); | |
782 | break; | |
783 | case PRISM2_DOWNLOAD_NON_VOLATILE: | |
784 | #ifdef PRISM2_NON_VOLATILE_DOWNLOAD | |
785 | ret = prism2_download_nonvolatile(local, dl); | |
786 | #else /* PRISM2_NON_VOLATILE_DOWNLOAD */ | |
787 | printk(KERN_INFO "%s: non-volatile downloading not enabled\n", | |
788 | local->dev->name); | |
789 | ret = -EOPNOTSUPP; | |
790 | #endif /* PRISM2_NON_VOLATILE_DOWNLOAD */ | |
791 | break; | |
792 | default: | |
793 | printk(KERN_DEBUG "%s: unsupported download command %d\n", | |
794 | local->dev->name, param->dl_cmd); | |
795 | ret = -EINVAL; | |
796 | break; | |
ee289b64 | 797 | } |
ff1d2767 JM |
798 | |
799 | out: | |
800 | if (ret == 0 && dl && | |
801 | param->dl_cmd == PRISM2_DOWNLOAD_VOLATILE_GENESIS_PERSISTENT) { | |
802 | prism2_download_free_data(local->dl_pri); | |
803 | local->dl_pri = dl; | |
804 | } else if (ret == 0 && dl && | |
805 | param->dl_cmd == PRISM2_DOWNLOAD_VOLATILE_PERSISTENT) { | |
806 | prism2_download_free_data(local->dl_sec); | |
807 | local->dl_sec = dl; | |
808 | } else | |
809 | prism2_download_free_data(dl); | |
810 | ||
811 | return ret; | |
812 | } |