]>
Commit | Line | Data |
---|---|---|
5449c685 FB |
1 | /* |
2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. | |
3 | * All rights reserved. | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License along | |
16 | * with this program; if not, write to the Free Software Foundation, Inc., | |
17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | * | |
612822f5 | 19 | * |
5449c685 FB |
20 | * File: mac.c |
21 | * | |
22 | * Purpose: MAC routines | |
23 | * | |
24 | * Author: Tevin Chen | |
25 | * | |
26 | * Date: May 21, 1996 | |
27 | * | |
28 | * Functions: | |
5449c685 FB |
29 | * MACbIsRegBitsOn - Test if All test Bits On |
30 | * MACbIsRegBitsOff - Test if All test Bits Off | |
31 | * MACbIsIntDisable - Test if MAC interrupt disable | |
5449c685 | 32 | * MACvSetShortRetryLimit - Set 802.11 Short Retry limit |
5449c685 | 33 | * MACvSetLongRetryLimit - Set 802.11 Long Retry limit |
5449c685 | 34 | * MACvSetLoopbackMode - Set MAC Loopback Mode |
5449c685 FB |
35 | * MACvSaveContext - Save Context of MAC Registers |
36 | * MACvRestoreContext - Restore Context of MAC Registers | |
5449c685 FB |
37 | * MACbSoftwareReset - Software Reset MAC |
38 | * MACbSafeRxOff - Turn Off MAC Rx | |
39 | * MACbSafeTxOff - Turn Off MAC Tx | |
40 | * MACbSafeStop - Stop MAC function | |
41 | * MACbShutdown - Shut down MAC | |
42 | * MACvInitialize - Initialize MAC | |
789d1aef JM |
43 | * MACvSetCurrRxDescAddr - Set Rx Descriptors Address |
44 | * MACvSetCurrTx0DescAddr - Set Tx0 Descriptors Address | |
45 | * MACvSetCurrTx1DescAddr - Set Tx1 Descriptors Address | |
5449c685 FB |
46 | * MACvTimer0MicroSDelay - Micro Second Delay Loop by MAC |
47 | * | |
48 | * Revision History: | |
49 | * 08-22-2003 Kyle Hsu : Porting MAC functions from sim53 | |
50 | * 09-03-2003 Bryan YC Fan : Add MACvClearBusSusInd()& MACvEnableBusSusEn() | |
51 | * 09-18-2003 Jerry Chen : Add MACvSetKeyEntry & MACvDisableKeyEntry | |
52 | * | |
53 | */ | |
54 | ||
5449c685 | 55 | #include "tmacro.h" |
5449c685 | 56 | #include "mac.h" |
5449c685 | 57 | |
5449c685 FB |
58 | /* |
59 | * Description: | |
60 | * Test if all test bits on | |
61 | * | |
62 | * Parameters: | |
63 | * In: | |
64 | * dwIoBase - Base Address for MAC | |
65 | * byRegOfs - Offset of MAC Register | |
66 | * byTestBits - Test bits | |
67 | * Out: | |
68 | * none | |
69 | * | |
5a5a2a6a | 70 | * Return Value: true if all test bits On; otherwise false |
5449c685 FB |
71 | * |
72 | */ | |
f9f853af | 73 | bool MACbIsRegBitsOn(struct vnt_private *priv, unsigned char byRegOfs, |
d4855fe1 | 74 | unsigned char byTestBits) |
5449c685 | 75 | { |
f9f853af | 76 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 77 | unsigned char byData; |
5449c685 | 78 | |
c3504bfd JP |
79 | VNSvInPortB(dwIoBase + byRegOfs, &byData); |
80 | return (byData & byTestBits) == byTestBits; | |
5449c685 FB |
81 | } |
82 | ||
83 | /* | |
84 | * Description: | |
85 | * Test if all test bits off | |
86 | * | |
87 | * Parameters: | |
88 | * In: | |
89 | * dwIoBase - Base Address for MAC | |
90 | * byRegOfs - Offset of MAC Register | |
91 | * byTestBits - Test bits | |
92 | * Out: | |
93 | * none | |
94 | * | |
5a5a2a6a | 95 | * Return Value: true if all test bits Off; otherwise false |
5449c685 FB |
96 | * |
97 | */ | |
f9f853af | 98 | bool MACbIsRegBitsOff(struct vnt_private *priv, unsigned char byRegOfs, |
d4855fe1 | 99 | unsigned char byTestBits) |
5449c685 | 100 | { |
f9f853af | 101 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 102 | unsigned char byData; |
5449c685 | 103 | |
c3504bfd JP |
104 | VNSvInPortB(dwIoBase + byRegOfs, &byData); |
105 | return !(byData & byTestBits); | |
5449c685 FB |
106 | } |
107 | ||
108 | /* | |
109 | * Description: | |
110 | * Test if MAC interrupt disable | |
111 | * | |
112 | * Parameters: | |
113 | * In: | |
114 | * dwIoBase - Base Address for MAC | |
115 | * Out: | |
116 | * none | |
117 | * | |
5a5a2a6a | 118 | * Return Value: true if interrupt is disable; otherwise false |
5449c685 FB |
119 | * |
120 | */ | |
f9f853af | 121 | bool MACbIsIntDisable(struct vnt_private *priv) |
5449c685 | 122 | { |
f9f853af | 123 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 124 | unsigned long dwData; |
5449c685 | 125 | |
c3504bfd JP |
126 | VNSvInPortD(dwIoBase + MAC_REG_IMR, &dwData); |
127 | if (dwData != 0) | |
128 | return false; | |
5449c685 | 129 | |
c3504bfd | 130 | return true; |
5449c685 FB |
131 | } |
132 | ||
5449c685 FB |
133 | /* |
134 | * Description: | |
135 | * Set 802.11 Short Retry Limit | |
136 | * | |
137 | * Parameters: | |
138 | * In: | |
139 | * dwIoBase - Base Address for MAC | |
140 | * byRetryLimit- Retry Limit | |
141 | * Out: | |
142 | * none | |
143 | * | |
144 | * Return Value: none | |
145 | * | |
146 | */ | |
f9f853af | 147 | void MACvSetShortRetryLimit(struct vnt_private *priv, unsigned char byRetryLimit) |
5449c685 | 148 | { |
f9f853af | 149 | void __iomem *dwIoBase = priv->PortOffset; |
9ab81fb7 | 150 | /* set SRT */ |
c3504bfd | 151 | VNSvOutPortB(dwIoBase + MAC_REG_SRT, byRetryLimit); |
5449c685 FB |
152 | } |
153 | ||
5449c685 FB |
154 | |
155 | /* | |
156 | * Description: | |
157 | * Set 802.11 Long Retry Limit | |
158 | * | |
159 | * Parameters: | |
160 | * In: | |
161 | * dwIoBase - Base Address for MAC | |
162 | * byRetryLimit- Retry Limit | |
163 | * Out: | |
164 | * none | |
165 | * | |
166 | * Return Value: none | |
167 | * | |
168 | */ | |
f9f853af | 169 | void MACvSetLongRetryLimit(struct vnt_private *priv, unsigned char byRetryLimit) |
5449c685 | 170 | { |
f9f853af | 171 | void __iomem *dwIoBase = priv->PortOffset; |
9ab81fb7 | 172 | /* set LRT */ |
c3504bfd | 173 | VNSvOutPortB(dwIoBase + MAC_REG_LRT, byRetryLimit); |
5449c685 FB |
174 | } |
175 | ||
5449c685 FB |
176 | /* |
177 | * Description: | |
178 | * Set MAC Loopback mode | |
179 | * | |
180 | * Parameters: | |
181 | * In: | |
182 | * dwIoBase - Base Address for MAC | |
183 | * byLoopbackMode - Loopback Mode | |
184 | * Out: | |
185 | * none | |
186 | * | |
187 | * Return Value: none | |
188 | * | |
189 | */ | |
f9f853af | 190 | void MACvSetLoopbackMode(struct vnt_private *priv, unsigned char byLoopbackMode) |
5449c685 | 191 | { |
f9f853af | 192 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
193 | unsigned char byOrgValue; |
194 | ||
c3504bfd | 195 | byLoopbackMode <<= 6; |
9ab81fb7 | 196 | /* set TCR */ |
c3504bfd JP |
197 | VNSvInPortB(dwIoBase + MAC_REG_TEST, &byOrgValue); |
198 | byOrgValue = byOrgValue & 0x3F; | |
199 | byOrgValue = byOrgValue | byLoopbackMode; | |
200 | VNSvOutPortB(dwIoBase + MAC_REG_TEST, byOrgValue); | |
5449c685 FB |
201 | } |
202 | ||
5449c685 FB |
203 | /* |
204 | * Description: | |
205 | * Save MAC registers to context buffer | |
206 | * | |
207 | * Parameters: | |
208 | * In: | |
209 | * dwIoBase - Base Address for MAC | |
210 | * Out: | |
211 | * pbyCxtBuf - Context buffer | |
212 | * | |
213 | * Return Value: none | |
214 | * | |
215 | */ | |
f9f853af | 216 | void MACvSaveContext(struct vnt_private *priv, unsigned char *pbyCxtBuf) |
5449c685 | 217 | { |
f9f853af | 218 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 219 | int ii; |
5449c685 | 220 | |
9ab81fb7 | 221 | /* read page0 register */ |
bc5cf656 | 222 | for (ii = 0; ii < MAC_MAX_CONTEXT_SIZE_PAGE0; ii++) |
c3504bfd | 223 | VNSvInPortB((dwIoBase + ii), (pbyCxtBuf + ii)); |
5449c685 | 224 | |
c3504bfd | 225 | MACvSelectPage1(dwIoBase); |
5449c685 | 226 | |
9ab81fb7 | 227 | /* read page1 register */ |
bc5cf656 | 228 | for (ii = 0; ii < MAC_MAX_CONTEXT_SIZE_PAGE1; ii++) |
d4855fe1 GB |
229 | VNSvInPortB((dwIoBase + ii), |
230 | (pbyCxtBuf + MAC_MAX_CONTEXT_SIZE_PAGE0 + ii)); | |
5449c685 | 231 | |
c3504bfd | 232 | MACvSelectPage0(dwIoBase); |
5449c685 FB |
233 | } |
234 | ||
235 | /* | |
236 | * Description: | |
237 | * Restore MAC registers from context buffer | |
238 | * | |
239 | * Parameters: | |
240 | * In: | |
241 | * dwIoBase - Base Address for MAC | |
242 | * pbyCxtBuf - Context buffer | |
243 | * Out: | |
244 | * none | |
245 | * | |
246 | * Return Value: none | |
247 | * | |
248 | */ | |
f9f853af | 249 | void MACvRestoreContext(struct vnt_private *priv, unsigned char *pbyCxtBuf) |
5449c685 | 250 | { |
f9f853af | 251 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 252 | int ii; |
5449c685 | 253 | |
c3504bfd | 254 | MACvSelectPage1(dwIoBase); |
9ab81fb7 | 255 | /* restore page1 */ |
bc5cf656 | 256 | for (ii = 0; ii < MAC_MAX_CONTEXT_SIZE_PAGE1; ii++) |
d4855fe1 GB |
257 | VNSvOutPortB((dwIoBase + ii), |
258 | *(pbyCxtBuf + MAC_MAX_CONTEXT_SIZE_PAGE0 + ii)); | |
bc5cf656 | 259 | |
c3504bfd | 260 | MACvSelectPage0(dwIoBase); |
5449c685 | 261 | |
9ab81fb7 | 262 | /* restore RCR,TCR,IMR... */ |
bc5cf656 | 263 | for (ii = MAC_REG_RCR; ii < MAC_REG_ISR; ii++) |
c3504bfd | 264 | VNSvOutPortB(dwIoBase + ii, *(pbyCxtBuf + ii)); |
bc5cf656 | 265 | |
9ab81fb7 | 266 | /* restore MAC Config. */ |
bc5cf656 | 267 | for (ii = MAC_REG_LRT; ii < MAC_REG_PAGE1SEL; ii++) |
c3504bfd | 268 | VNSvOutPortB(dwIoBase + ii, *(pbyCxtBuf + ii)); |
bc5cf656 | 269 | |
c3504bfd | 270 | VNSvOutPortB(dwIoBase + MAC_REG_CFG, *(pbyCxtBuf + MAC_REG_CFG)); |
5449c685 | 271 | |
9ab81fb7 | 272 | /* restore PS Config. */ |
bc5cf656 | 273 | for (ii = MAC_REG_PSCFG; ii < MAC_REG_BBREGCTL; ii++) |
c3504bfd | 274 | VNSvOutPortB(dwIoBase + ii, *(pbyCxtBuf + ii)); |
5449c685 | 275 | |
9ab81fb7 | 276 | /* restore CURR_RX_DESC_ADDR, CURR_TX_DESC_ADDR */ |
d4855fe1 GB |
277 | VNSvOutPortD(dwIoBase + MAC_REG_TXDMAPTR0, |
278 | *(unsigned long *)(pbyCxtBuf + MAC_REG_TXDMAPTR0)); | |
279 | VNSvOutPortD(dwIoBase + MAC_REG_AC0DMAPTR, | |
280 | *(unsigned long *)(pbyCxtBuf + MAC_REG_AC0DMAPTR)); | |
281 | VNSvOutPortD(dwIoBase + MAC_REG_BCNDMAPTR, | |
282 | *(unsigned long *)(pbyCxtBuf + MAC_REG_BCNDMAPTR)); | |
283 | ||
284 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMAPTR0, | |
285 | *(unsigned long *)(pbyCxtBuf + MAC_REG_RXDMAPTR0)); | |
286 | ||
287 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMAPTR1, | |
288 | *(unsigned long *)(pbyCxtBuf + MAC_REG_RXDMAPTR1)); | |
5449c685 FB |
289 | } |
290 | ||
5449c685 FB |
291 | /* |
292 | * Description: | |
293 | * Software Reset MAC | |
294 | * | |
295 | * Parameters: | |
296 | * In: | |
297 | * dwIoBase - Base Address for MAC | |
298 | * Out: | |
299 | * none | |
300 | * | |
5a5a2a6a | 301 | * Return Value: true if Reset Success; otherwise false |
5449c685 FB |
302 | * |
303 | */ | |
f9f853af | 304 | bool MACbSoftwareReset(struct vnt_private *priv) |
5449c685 | 305 | { |
f9f853af | 306 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
307 | unsigned char byData; |
308 | unsigned short ww; | |
309 | ||
9ab81fb7 | 310 | /* turn on HOSTCR_SOFTRST, just write 0x01 to reset */ |
c3504bfd JP |
311 | VNSvOutPortB(dwIoBase + MAC_REG_HOSTCR, 0x01); |
312 | ||
313 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { | |
314 | VNSvInPortB(dwIoBase + MAC_REG_HOSTCR, &byData); | |
315 | if (!(byData & HOSTCR_SOFTRST)) | |
316 | break; | |
317 | } | |
318 | if (ww == W_MAX_TIMEOUT) | |
319 | return false; | |
320 | return true; | |
5449c685 FB |
321 | } |
322 | ||
323 | /* | |
324 | * Description: | |
325 | * save some important register's value, then do reset, then restore register's value | |
326 | * | |
327 | * Parameters: | |
328 | * In: | |
329 | * dwIoBase - Base Address for MAC | |
330 | * Out: | |
331 | * none | |
332 | * | |
5a5a2a6a | 333 | * Return Value: true if success; otherwise false |
5449c685 FB |
334 | * |
335 | */ | |
f9f853af | 336 | bool MACbSafeSoftwareReset(struct vnt_private *priv) |
5449c685 | 337 | { |
c3504bfd JP |
338 | unsigned char abyTmpRegData[MAC_MAX_CONTEXT_SIZE_PAGE0+MAC_MAX_CONTEXT_SIZE_PAGE1]; |
339 | bool bRetVal; | |
340 | ||
9ab81fb7 MS |
341 | /* PATCH.... |
342 | * save some important register's value, then do | |
343 | * reset, then restore register's value | |
344 | */ | |
345 | /* save MAC context */ | |
f9f853af | 346 | MACvSaveContext(priv, abyTmpRegData); |
9ab81fb7 | 347 | /* do reset */ |
f9f853af | 348 | bRetVal = MACbSoftwareReset(priv); |
9ab81fb7 | 349 | /* restore MAC context, except CR0 */ |
f9f853af | 350 | MACvRestoreContext(priv, abyTmpRegData); |
c3504bfd JP |
351 | |
352 | return bRetVal; | |
5449c685 FB |
353 | } |
354 | ||
355 | /* | |
356 | * Description: | |
b1797dfd | 357 | * Turn Off MAC Rx |
5449c685 FB |
358 | * |
359 | * Parameters: | |
360 | * In: | |
361 | * dwIoBase - Base Address for MAC | |
362 | * Out: | |
363 | * none | |
364 | * | |
5a5a2a6a | 365 | * Return Value: true if success; otherwise false |
5449c685 FB |
366 | * |
367 | */ | |
f9f853af | 368 | bool MACbSafeRxOff(struct vnt_private *priv) |
5449c685 | 369 | { |
f9f853af | 370 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
371 | unsigned short ww; |
372 | unsigned long dwData; | |
373 | unsigned char byData; | |
374 | ||
9ab81fb7 | 375 | /* turn off wow temp for turn off Rx safely */ |
c3504bfd | 376 | |
9ab81fb7 | 377 | /* Clear RX DMA0,1 */ |
c3504bfd JP |
378 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMACTL0, DMACTL_CLRRUN); |
379 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMACTL1, DMACTL_CLRRUN); | |
380 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { | |
381 | VNSvInPortD(dwIoBase + MAC_REG_RXDMACTL0, &dwData); | |
382 | if (!(dwData & DMACTL_RUN)) | |
383 | break; | |
384 | } | |
385 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 386 | pr_debug(" DBG_PORT80(0x10)\n"); |
a4ef27ad | 387 | return false; |
c3504bfd JP |
388 | } |
389 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { | |
390 | VNSvInPortD(dwIoBase + MAC_REG_RXDMACTL1, &dwData); | |
391 | if (!(dwData & DMACTL_RUN)) | |
392 | break; | |
393 | } | |
394 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 395 | pr_debug(" DBG_PORT80(0x11)\n"); |
a4ef27ad | 396 | return false; |
c3504bfd JP |
397 | } |
398 | ||
9ab81fb7 | 399 | /* try to safe shutdown RX */ |
c3504bfd | 400 | MACvRegBitsOff(dwIoBase, MAC_REG_HOSTCR, HOSTCR_RXON); |
9ab81fb7 | 401 | /* W_MAX_TIMEOUT is the timeout period */ |
c3504bfd JP |
402 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
403 | VNSvInPortB(dwIoBase + MAC_REG_HOSTCR, &byData); | |
404 | if (!(byData & HOSTCR_RXONST)) | |
405 | break; | |
406 | } | |
407 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 408 | pr_debug(" DBG_PORT80(0x12)\n"); |
a4ef27ad | 409 | return false; |
c3504bfd JP |
410 | } |
411 | return true; | |
5449c685 FB |
412 | } |
413 | ||
414 | /* | |
415 | * Description: | |
b1797dfd | 416 | * Turn Off MAC Tx |
5449c685 FB |
417 | * |
418 | * Parameters: | |
419 | * In: | |
420 | * dwIoBase - Base Address for MAC | |
421 | * Out: | |
422 | * none | |
423 | * | |
5a5a2a6a | 424 | * Return Value: true if success; otherwise false |
5449c685 FB |
425 | * |
426 | */ | |
f9f853af | 427 | bool MACbSafeTxOff(struct vnt_private *priv) |
5449c685 | 428 | { |
f9f853af | 429 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
430 | unsigned short ww; |
431 | unsigned long dwData; | |
432 | unsigned char byData; | |
433 | ||
9ab81fb7 MS |
434 | /* Clear TX DMA */ |
435 | /* Tx0 */ | |
c3504bfd | 436 | VNSvOutPortD(dwIoBase + MAC_REG_TXDMACTL0, DMACTL_CLRRUN); |
9ab81fb7 | 437 | /* AC0 */ |
c3504bfd JP |
438 | VNSvOutPortD(dwIoBase + MAC_REG_AC0DMACTL, DMACTL_CLRRUN); |
439 | ||
c3504bfd JP |
440 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
441 | VNSvInPortD(dwIoBase + MAC_REG_TXDMACTL0, &dwData); | |
442 | if (!(dwData & DMACTL_RUN)) | |
443 | break; | |
444 | } | |
445 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 446 | pr_debug(" DBG_PORT80(0x20)\n"); |
a4ef27ad | 447 | return false; |
c3504bfd JP |
448 | } |
449 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { | |
450 | VNSvInPortD(dwIoBase + MAC_REG_AC0DMACTL, &dwData); | |
451 | if (!(dwData & DMACTL_RUN)) | |
452 | break; | |
453 | } | |
454 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 455 | pr_debug(" DBG_PORT80(0x21)\n"); |
a4ef27ad | 456 | return false; |
c3504bfd JP |
457 | } |
458 | ||
9ab81fb7 | 459 | /* try to safe shutdown TX */ |
c3504bfd JP |
460 | MACvRegBitsOff(dwIoBase, MAC_REG_HOSTCR, HOSTCR_TXON); |
461 | ||
9ab81fb7 | 462 | /* W_MAX_TIMEOUT is the timeout period */ |
c3504bfd JP |
463 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
464 | VNSvInPortB(dwIoBase + MAC_REG_HOSTCR, &byData); | |
465 | if (!(byData & HOSTCR_TXONST)) | |
466 | break; | |
467 | } | |
468 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 469 | pr_debug(" DBG_PORT80(0x24)\n"); |
a4ef27ad | 470 | return false; |
c3504bfd JP |
471 | } |
472 | return true; | |
5449c685 FB |
473 | } |
474 | ||
475 | /* | |
476 | * Description: | |
477 | * Stop MAC function | |
478 | * | |
479 | * Parameters: | |
480 | * In: | |
481 | * dwIoBase - Base Address for MAC | |
482 | * Out: | |
483 | * none | |
484 | * | |
5a5a2a6a | 485 | * Return Value: true if success; otherwise false |
5449c685 FB |
486 | * |
487 | */ | |
f9f853af | 488 | bool MACbSafeStop(struct vnt_private *priv) |
5449c685 | 489 | { |
f9f853af | 490 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
491 | MACvRegBitsOff(dwIoBase, MAC_REG_TCR, TCR_AUTOBCNTX); |
492 | ||
f9f853af | 493 | if (!MACbSafeRxOff(priv)) { |
48caf5a0 | 494 | pr_debug(" MACbSafeRxOff == false)\n"); |
f9f853af | 495 | MACbSafeSoftwareReset(priv); |
c3504bfd JP |
496 | return false; |
497 | } | |
f9f853af | 498 | if (!MACbSafeTxOff(priv)) { |
48caf5a0 | 499 | pr_debug(" MACbSafeTxOff == false)\n"); |
f9f853af | 500 | MACbSafeSoftwareReset(priv); |
c3504bfd JP |
501 | return false; |
502 | } | |
503 | ||
504 | MACvRegBitsOff(dwIoBase, MAC_REG_HOSTCR, HOSTCR_MACEN); | |
505 | ||
506 | return true; | |
5449c685 FB |
507 | } |
508 | ||
509 | /* | |
510 | * Description: | |
511 | * Shut Down MAC | |
512 | * | |
513 | * Parameters: | |
514 | * In: | |
515 | * dwIoBase - Base Address for MAC | |
516 | * Out: | |
517 | * none | |
518 | * | |
5a5a2a6a | 519 | * Return Value: true if success; otherwise false |
5449c685 FB |
520 | * |
521 | */ | |
f9f853af | 522 | bool MACbShutdown(struct vnt_private *priv) |
5449c685 | 523 | { |
f9f853af | 524 | void __iomem *dwIoBase = priv->PortOffset; |
9ab81fb7 | 525 | /* disable MAC IMR */ |
c3504bfd | 526 | MACvIntDisable(dwIoBase); |
f9f853af | 527 | MACvSetLoopbackMode(priv, MAC_LB_INTERNAL); |
9ab81fb7 | 528 | /* stop the adapter */ |
f9f853af MP |
529 | if (!MACbSafeStop(priv)) { |
530 | MACvSetLoopbackMode(priv, MAC_LB_NONE); | |
c3504bfd JP |
531 | return false; |
532 | } | |
f9f853af | 533 | MACvSetLoopbackMode(priv, MAC_LB_NONE); |
c3504bfd | 534 | return true; |
5449c685 FB |
535 | } |
536 | ||
537 | /* | |
538 | * Description: | |
539 | * Initialize MAC | |
540 | * | |
541 | * Parameters: | |
542 | * In: | |
543 | * dwIoBase - Base Address for MAC | |
544 | * Out: | |
545 | * none | |
546 | * | |
547 | * Return Value: none | |
548 | * | |
549 | */ | |
f9f853af | 550 | void MACvInitialize(struct vnt_private *priv) |
5449c685 | 551 | { |
f9f853af | 552 | void __iomem *dwIoBase = priv->PortOffset; |
9ab81fb7 | 553 | /* clear sticky bits */ |
c3504bfd | 554 | MACvClearStckDS(dwIoBase); |
9ab81fb7 | 555 | /* disable force PME-enable */ |
c3504bfd | 556 | VNSvOutPortB(dwIoBase + MAC_REG_PMC1, PME_OVR); |
9ab81fb7 | 557 | /* only 3253 A */ |
c3504bfd | 558 | |
9ab81fb7 | 559 | /* do reset */ |
f9f853af | 560 | MACbSoftwareReset(priv); |
c3504bfd | 561 | |
9ab81fb7 | 562 | /* reset TSF counter */ |
c3504bfd | 563 | VNSvOutPortB(dwIoBase + MAC_REG_TFTCTL, TFTCTL_TSFCNTRST); |
9ab81fb7 | 564 | /* enable TSF counter */ |
c3504bfd | 565 | VNSvOutPortB(dwIoBase + MAC_REG_TFTCTL, TFTCTL_TSFCNTREN); |
5449c685 FB |
566 | } |
567 | ||
568 | /* | |
569 | * Description: | |
570 | * Set the chip with current rx descriptor address | |
571 | * | |
572 | * Parameters: | |
573 | * In: | |
574 | * dwIoBase - Base Address for MAC | |
575 | * dwCurrDescAddr - Descriptor Address | |
576 | * Out: | |
577 | * none | |
578 | * | |
579 | * Return Value: none | |
580 | * | |
581 | */ | |
f9f853af | 582 | void MACvSetCurrRx0DescAddr(struct vnt_private *priv, unsigned long dwCurrDescAddr) |
5449c685 | 583 | { |
f9f853af | 584 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
585 | unsigned short ww; |
586 | unsigned char byData; | |
587 | unsigned char byOrgDMACtl; | |
588 | ||
589 | VNSvInPortB(dwIoBase + MAC_REG_RXDMACTL0, &byOrgDMACtl); | |
bc5cf656 | 590 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 591 | VNSvOutPortB(dwIoBase + MAC_REG_RXDMACTL0+2, DMACTL_RUN); |
bc5cf656 | 592 | |
c3504bfd JP |
593 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
594 | VNSvInPortB(dwIoBase + MAC_REG_RXDMACTL0, &byData); | |
595 | if (!(byData & DMACTL_RUN)) | |
596 | break; | |
597 | } | |
bc5cf656 | 598 | |
c3504bfd | 599 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMAPTR0, dwCurrDescAddr); |
bc5cf656 | 600 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 601 | VNSvOutPortB(dwIoBase + MAC_REG_RXDMACTL0, DMACTL_RUN); |
5449c685 FB |
602 | } |
603 | ||
604 | /* | |
605 | * Description: | |
606 | * Set the chip with current rx descriptor address | |
607 | * | |
608 | * Parameters: | |
609 | * In: | |
610 | * dwIoBase - Base Address for MAC | |
611 | * dwCurrDescAddr - Descriptor Address | |
612 | * Out: | |
613 | * none | |
614 | * | |
615 | * Return Value: none | |
616 | * | |
617 | */ | |
f9f853af | 618 | void MACvSetCurrRx1DescAddr(struct vnt_private *priv, unsigned long dwCurrDescAddr) |
5449c685 | 619 | { |
f9f853af | 620 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
621 | unsigned short ww; |
622 | unsigned char byData; | |
623 | unsigned char byOrgDMACtl; | |
624 | ||
625 | VNSvInPortB(dwIoBase + MAC_REG_RXDMACTL1, &byOrgDMACtl); | |
bc5cf656 | 626 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 627 | VNSvOutPortB(dwIoBase + MAC_REG_RXDMACTL1+2, DMACTL_RUN); |
bc5cf656 | 628 | |
c3504bfd JP |
629 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
630 | VNSvInPortB(dwIoBase + MAC_REG_RXDMACTL1, &byData); | |
631 | if (!(byData & DMACTL_RUN)) | |
632 | break; | |
633 | } | |
bc5cf656 | 634 | |
c3504bfd | 635 | VNSvOutPortD(dwIoBase + MAC_REG_RXDMAPTR1, dwCurrDescAddr); |
bc5cf656 | 636 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 637 | VNSvOutPortB(dwIoBase + MAC_REG_RXDMACTL1, DMACTL_RUN); |
bc5cf656 | 638 | |
5449c685 FB |
639 | } |
640 | ||
641 | /* | |
642 | * Description: | |
643 | * Set the chip with current tx0 descriptor address | |
644 | * | |
645 | * Parameters: | |
646 | * In: | |
647 | * dwIoBase - Base Address for MAC | |
648 | * dwCurrDescAddr - Descriptor Address | |
649 | * Out: | |
650 | * none | |
651 | * | |
652 | * Return Value: none | |
653 | * | |
654 | */ | |
f9f853af | 655 | void MACvSetCurrTx0DescAddrEx(struct vnt_private *priv, |
d4855fe1 | 656 | unsigned long dwCurrDescAddr) |
5449c685 | 657 | { |
f9f853af | 658 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
659 | unsigned short ww; |
660 | unsigned char byData; | |
661 | unsigned char byOrgDMACtl; | |
662 | ||
663 | VNSvInPortB(dwIoBase + MAC_REG_TXDMACTL0, &byOrgDMACtl); | |
bc5cf656 | 664 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 665 | VNSvOutPortB(dwIoBase + MAC_REG_TXDMACTL0+2, DMACTL_RUN); |
bc5cf656 | 666 | |
c3504bfd JP |
667 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
668 | VNSvInPortB(dwIoBase + MAC_REG_TXDMACTL0, &byData); | |
669 | if (!(byData & DMACTL_RUN)) | |
670 | break; | |
671 | } | |
bc5cf656 | 672 | |
c3504bfd | 673 | VNSvOutPortD(dwIoBase + MAC_REG_TXDMAPTR0, dwCurrDescAddr); |
bc5cf656 | 674 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 675 | VNSvOutPortB(dwIoBase + MAC_REG_TXDMACTL0, DMACTL_RUN); |
5449c685 FB |
676 | } |
677 | ||
678 | /* | |
679 | * Description: | |
680 | * Set the chip with current AC0 descriptor address | |
681 | * | |
682 | * Parameters: | |
683 | * In: | |
684 | * dwIoBase - Base Address for MAC | |
685 | * dwCurrDescAddr - Descriptor Address | |
686 | * Out: | |
687 | * none | |
688 | * | |
689 | * Return Value: none | |
690 | * | |
691 | */ | |
9ab81fb7 | 692 | /* TxDMA1 = AC0DMA */ |
f9f853af | 693 | void MACvSetCurrAC0DescAddrEx(struct vnt_private *priv, |
d4855fe1 | 694 | unsigned long dwCurrDescAddr) |
5449c685 | 695 | { |
f9f853af | 696 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
697 | unsigned short ww; |
698 | unsigned char byData; | |
699 | unsigned char byOrgDMACtl; | |
700 | ||
701 | VNSvInPortB(dwIoBase + MAC_REG_AC0DMACTL, &byOrgDMACtl); | |
bc5cf656 | 702 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 703 | VNSvOutPortB(dwIoBase + MAC_REG_AC0DMACTL+2, DMACTL_RUN); |
bc5cf656 | 704 | |
c3504bfd JP |
705 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
706 | VNSvInPortB(dwIoBase + MAC_REG_AC0DMACTL, &byData); | |
707 | if (!(byData & DMACTL_RUN)) | |
708 | break; | |
709 | } | |
4188e586 | 710 | if (ww == W_MAX_TIMEOUT) |
48caf5a0 | 711 | pr_debug(" DBG_PORT80(0x26)\n"); |
c3504bfd | 712 | VNSvOutPortD(dwIoBase + MAC_REG_AC0DMAPTR, dwCurrDescAddr); |
bc5cf656 | 713 | if (byOrgDMACtl & DMACTL_RUN) |
c3504bfd | 714 | VNSvOutPortB(dwIoBase + MAC_REG_AC0DMACTL, DMACTL_RUN); |
5449c685 FB |
715 | } |
716 | ||
f9f853af | 717 | void MACvSetCurrTXDescAddr(int iTxType, struct vnt_private *priv, |
d4855fe1 | 718 | unsigned long dwCurrDescAddr) |
5449c685 | 719 | { |
bc5cf656 | 720 | if (iTxType == TYPE_AC0DMA) |
f9f853af | 721 | MACvSetCurrAC0DescAddrEx(priv, dwCurrDescAddr); |
bc5cf656 | 722 | else if (iTxType == TYPE_TXDMA0) |
f9f853af | 723 | MACvSetCurrTx0DescAddrEx(priv, dwCurrDescAddr); |
5449c685 FB |
724 | } |
725 | ||
726 | /* | |
727 | * Description: | |
728 | * Micro Second Delay via MAC | |
729 | * | |
730 | * Parameters: | |
731 | * In: | |
732 | * dwIoBase - Base Address for MAC | |
733 | * uDelay - Delay time (timer resolution is 4 us) | |
734 | * Out: | |
735 | * none | |
736 | * | |
737 | * Return Value: none | |
738 | * | |
739 | */ | |
f9f853af | 740 | void MACvTimer0MicroSDelay(struct vnt_private *priv, unsigned int uDelay) |
5449c685 | 741 | { |
f9f853af | 742 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
743 | unsigned char byValue; |
744 | unsigned int uu, ii; | |
745 | ||
746 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL0, 0); | |
747 | VNSvOutPortD(dwIoBase + MAC_REG_TMDATA0, uDelay); | |
748 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL0, (TMCTL_TMD | TMCTL_TE)); | |
9ab81fb7 | 749 | for (ii = 0; ii < 66; ii++) { /* assume max PCI clock is 66Mhz */ |
c3504bfd JP |
750 | for (uu = 0; uu < uDelay; uu++) { |
751 | VNSvInPortB(dwIoBase + MAC_REG_TMCTL0, &byValue); | |
752 | if ((byValue == 0) || | |
753 | (byValue & TMCTL_TSUSP)) { | |
754 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL0, 0); | |
755 | return; | |
756 | } | |
757 | } | |
758 | } | |
759 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL0, 0); | |
5449c685 FB |
760 | } |
761 | ||
5449c685 FB |
762 | /* |
763 | * Description: | |
764 | * Micro Second One shot timer via MAC | |
765 | * | |
766 | * Parameters: | |
767 | * In: | |
768 | * dwIoBase - Base Address for MAC | |
769 | * uDelay - Delay time | |
770 | * Out: | |
771 | * none | |
772 | * | |
773 | * Return Value: none | |
774 | * | |
775 | */ | |
f9f853af | 776 | void MACvOneShotTimer1MicroSec(struct vnt_private *priv, unsigned int uDelayTime) |
5449c685 | 777 | { |
f9f853af MP |
778 | void __iomem *dwIoBase = priv->PortOffset; |
779 | ||
c3504bfd JP |
780 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL1, 0); |
781 | VNSvOutPortD(dwIoBase + MAC_REG_TMDATA1, uDelayTime); | |
782 | VNSvOutPortB(dwIoBase + MAC_REG_TMCTL1, (TMCTL_TMD | TMCTL_TE)); | |
5449c685 FB |
783 | } |
784 | ||
f9f853af | 785 | void MACvSetMISCFifo(struct vnt_private *priv, unsigned short wOffset, |
d4855fe1 | 786 | unsigned long dwData) |
5449c685 | 787 | { |
f9f853af MP |
788 | void __iomem *dwIoBase = priv->PortOffset; |
789 | ||
c3504bfd JP |
790 | if (wOffset > 273) |
791 | return; | |
792 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset); | |
793 | VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, dwData); | |
794 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE); | |
5449c685 FB |
795 | } |
796 | ||
f9f853af | 797 | bool MACbPSWakeup(struct vnt_private *priv) |
5449c685 | 798 | { |
f9f853af | 799 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd JP |
800 | unsigned char byOrgValue; |
801 | unsigned int ww; | |
9ab81fb7 | 802 | /* Read PSCTL */ |
f9f853af | 803 | if (MACbIsRegBitsOff(priv, MAC_REG_PSCTL, PSCTL_PS)) |
c3504bfd | 804 | return true; |
bc5cf656 | 805 | |
9ab81fb7 | 806 | /* Disable PS */ |
c3504bfd JP |
807 | MACvRegBitsOff(dwIoBase, MAC_REG_PSCTL, PSCTL_PSEN); |
808 | ||
9ab81fb7 | 809 | /* Check if SyncFlushOK */ |
c3504bfd | 810 | for (ww = 0; ww < W_MAX_TIMEOUT; ww++) { |
75b4d52b | 811 | VNSvInPortB(dwIoBase + MAC_REG_PSCTL, &byOrgValue); |
c3504bfd JP |
812 | if (byOrgValue & PSCTL_WAKEDONE) |
813 | break; | |
814 | } | |
815 | if (ww == W_MAX_TIMEOUT) { | |
48caf5a0 | 816 | pr_debug(" DBG_PORT80(0x33)\n"); |
c3504bfd JP |
817 | return false; |
818 | } | |
819 | return true; | |
5449c685 FB |
820 | } |
821 | ||
822 | /* | |
823 | * Description: | |
824 | * Set the Key by MISCFIFO | |
825 | * | |
826 | * Parameters: | |
827 | * In: | |
828 | * dwIoBase - Base Address for MAC | |
829 | * | |
830 | * Out: | |
831 | * none | |
832 | * | |
833 | * Return Value: none | |
834 | * | |
835 | */ | |
836 | ||
f9f853af | 837 | void MACvSetKeyEntry(struct vnt_private *priv, unsigned short wKeyCtl, |
d4855fe1 GB |
838 | unsigned int uEntryIdx, unsigned int uKeyIdx, |
839 | unsigned char *pbyAddr, u32 *pdwKey, | |
840 | unsigned char byLocalID) | |
5449c685 | 841 | { |
f9f853af | 842 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 843 | unsigned short wOffset; |
4dbc77c0 | 844 | u32 dwData; |
c3504bfd JP |
845 | int ii; |
846 | ||
847 | if (byLocalID <= 1) | |
848 | return; | |
849 | ||
48caf5a0 | 850 | pr_debug("MACvSetKeyEntry\n"); |
c3504bfd JP |
851 | wOffset = MISCFIFO_KEYETRY0; |
852 | wOffset += (uEntryIdx * MISCFIFO_KEYENTRYSIZE); | |
853 | ||
854 | dwData = 0; | |
855 | dwData |= wKeyCtl; | |
856 | dwData <<= 16; | |
857 | dwData |= MAKEWORD(*(pbyAddr+4), *(pbyAddr+5)); | |
48caf5a0 JP |
858 | pr_debug("1. wOffset: %d, Data: %X, KeyCtl:%X\n", |
859 | wOffset, dwData, wKeyCtl); | |
c3504bfd JP |
860 | |
861 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset); | |
862 | VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, dwData); | |
863 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE); | |
864 | wOffset++; | |
865 | ||
866 | dwData = 0; | |
867 | dwData |= *(pbyAddr+3); | |
868 | dwData <<= 8; | |
869 | dwData |= *(pbyAddr+2); | |
870 | dwData <<= 8; | |
871 | dwData |= *(pbyAddr+1); | |
872 | dwData <<= 8; | |
873 | dwData |= *(pbyAddr+0); | |
48caf5a0 | 874 | pr_debug("2. wOffset: %d, Data: %X\n", wOffset, dwData); |
c3504bfd JP |
875 | |
876 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset); | |
877 | VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, dwData); | |
878 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE); | |
879 | wOffset++; | |
880 | ||
881 | wOffset += (uKeyIdx * 4); | |
882 | for (ii = 0; ii < 4; ii++) { | |
9ab81fb7 | 883 | /* always push 128 bits */ |
48caf5a0 JP |
884 | pr_debug("3.(%d) wOffset: %d, Data: %X\n", |
885 | ii, wOffset+ii, *pdwKey); | |
c3504bfd JP |
886 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset+ii); |
887 | VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, *pdwKey++); | |
888 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE); | |
889 | } | |
5449c685 FB |
890 | } |
891 | ||
5449c685 FB |
892 | /* |
893 | * Description: | |
894 | * Disable the Key Entry by MISCFIFO | |
895 | * | |
896 | * Parameters: | |
897 | * In: | |
898 | * dwIoBase - Base Address for MAC | |
899 | * | |
900 | * Out: | |
901 | * none | |
902 | * | |
903 | * Return Value: none | |
904 | * | |
905 | */ | |
f9f853af | 906 | void MACvDisableKeyEntry(struct vnt_private *priv, unsigned int uEntryIdx) |
5449c685 | 907 | { |
f9f853af | 908 | void __iomem *dwIoBase = priv->PortOffset; |
c3504bfd | 909 | unsigned short wOffset; |
5449c685 | 910 | |
c3504bfd JP |
911 | wOffset = MISCFIFO_KEYETRY0; |
912 | wOffset += (uEntryIdx * MISCFIFO_KEYENTRYSIZE); | |
5449c685 | 913 | |
c3504bfd JP |
914 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFNDEX, wOffset); |
915 | VNSvOutPortD(dwIoBase + MAC_REG_MISCFFDATA, 0); | |
916 | VNSvOutPortW(dwIoBase + MAC_REG_MISCFFCTL, MISCFFCTL_WRITE); | |
5449c685 | 917 | } |