Commit | Line | Data |
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a9533e7e HP |
1 | /* |
2 | * Copyright (c) 2010 Broadcom Corporation | |
3 | * | |
4 | * Permission to use, copy, modify, and/or distribute this software for any | |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
7 | * | |
8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY | |
11 | * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION | |
13 | * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN | |
14 | * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
15 | */ | |
48c51a8c | 16 | #include <linux/kernel.h> |
3327989a | 17 | #include <linux/string.h> |
3ca5ada5 | 18 | #include <linux/etherdevice.h> |
a1c16ed2 | 19 | #include <bcmdefs.h> |
c6ac24e9 BR |
20 | #include <linux/module.h> |
21 | #include <linux/pci.h> | |
a9533e7e HP |
22 | #include <stdarg.h> |
23 | #include <bcmutils.h> | |
24 | #include <hndsoc.h> | |
25 | #include <sbchipc.h> | |
26 | #include <bcmdevs.h> | |
a9533e7e HP |
27 | #include <pcicfg.h> |
28 | #include <siutils.h> | |
29 | #include <bcmsrom.h> | |
30 | #include <bcmsrom_tbl.h> | |
31 | #ifdef BCMSDIO | |
32 | #include <bcmsdh.h> | |
33 | #include <sdio.h> | |
34 | #endif | |
35 | ||
36 | #include <bcmnvram.h> | |
37 | #include <bcmotp.h> | |
38 | ||
39 | #if defined(BCMSDIO) | |
40 | #include <sbsdio.h> | |
41 | #include <sbhnddma.h> | |
42 | #include <sbsdpcmdev.h> | |
43 | #endif | |
44 | ||
e2582ad8 | 45 | #include <linux/if_ether.h> |
a9533e7e HP |
46 | |
47 | #define BS_ERROR(args) | |
48 | ||
49 | #define SROM_OFFSET(sih) ((sih->ccrev > 31) ? \ | |
50 | (((sih->cccaps & CC_CAP_SROM) == 0) ? NULL : \ | |
36ef9a1e GKH |
51 | ((u8 *)curmap + PCI_16KB0_CCREGS_OFFSET + CC_SROM_OTP)) : \ |
52 | ((u8 *)curmap + PCI_BAR0_SPROM_OFFSET)) | |
a9533e7e HP |
53 | |
54 | #if defined(BCMDBG) | |
55 | #define WRITE_ENABLE_DELAY 500 /* 500 ms after write enable/disable toggle */ | |
56 | #define WRITE_WORD_DELAY 20 /* 20 ms between each word write */ | |
57 | #endif | |
58 | ||
59 | typedef struct varbuf { | |
60 | char *base; /* pointer to buffer base */ | |
61 | char *buf; /* pointer to current position */ | |
62 | unsigned int size; /* current (residual) size in bytes */ | |
63 | } varbuf_t; | |
64 | extern char *_vars; | |
65 | extern uint _varsz; | |
66 | ||
67 | #define SROM_CIS_SINGLE 1 | |
68 | ||
26bcc181 AS |
69 | static int initvars_srom_si(si_t *sih, void *curmap, char **vars, uint *count); |
70 | static void _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, varbuf_t *b); | |
71 | static int initvars_srom_pci(si_t *sih, void *curmap, char **vars, uint *count); | |
7cc4a4c0 | 72 | static int initvars_flash_si(si_t *sih, char **vars, uint *count); |
a9533e7e | 73 | #ifdef BCMSDIO |
26bcc181 AS |
74 | static int initvars_cis_sdio(char **vars, uint *count); |
75 | static int sprom_cmd_sdio(u8 cmd); | |
76 | static int sprom_read_sdio(u16 addr, u16 *data); | |
a9533e7e | 77 | #endif /* BCMSDIO */ |
26bcc181 | 78 | static int sprom_read_pci(si_t *sih, u16 *sprom, |
e69284f2 | 79 | uint wordoff, u16 *buf, uint nwords, bool check_crc); |
a9533e7e | 80 | #if defined(BCMNVRAMR) |
26bcc181 | 81 | static int otp_read_pci(si_t *sih, u16 *buf, uint bufsz); |
a9533e7e | 82 | #endif |
26bcc181 | 83 | static u16 srom_cc_cmd(si_t *sih, void *ccregs, u32 cmd, |
7d4df48e | 84 | uint wordoff, u16 data); |
a9533e7e | 85 | |
26bcc181 | 86 | static int initvars_table(char *start, char *end, |
e69284f2 | 87 | char **vars, uint *count); |
26bcc181 | 88 | static int initvars_flash(si_t *sih, char **vp, |
e69284f2 | 89 | uint len); |
a9533e7e HP |
90 | |
91 | /* Initialization of varbuf structure */ | |
0d2f0724 | 92 | static void varbuf_init(varbuf_t *b, char *buf, uint size) |
a2627bc0 | 93 | { |
a9533e7e HP |
94 | b->size = size; |
95 | b->base = b->buf = buf; | |
96 | } | |
97 | ||
98 | /* append a null terminated var=value string */ | |
0d2f0724 | 99 | static int varbuf_append(varbuf_t *b, const char *fmt, ...) |
a2627bc0 | 100 | { |
a9533e7e HP |
101 | va_list ap; |
102 | int r; | |
103 | size_t len; | |
104 | char *s; | |
105 | ||
106 | if (b->size < 2) | |
107 | return 0; | |
108 | ||
109 | va_start(ap, fmt); | |
110 | r = vsnprintf(b->buf, b->size, fmt, ap); | |
111 | va_end(ap); | |
112 | ||
113 | /* C99 snprintf behavior returns r >= size on overflow, | |
114 | * others return -1 on overflow. | |
115 | * All return -1 on format error. | |
116 | * We need to leave room for 2 null terminations, one for the current var | |
117 | * string, and one for final null of the var table. So check that the | |
118 | * strlen written, r, leaves room for 2 chars. | |
119 | */ | |
120 | if ((r == -1) || (r > (int)(b->size - 2))) { | |
121 | b->size = 0; | |
122 | return 0; | |
123 | } | |
124 | ||
125 | /* Remove any earlier occurrence of the same variable */ | |
ca8c1e59 JC |
126 | s = strchr(b->buf, '='); |
127 | if (s != NULL) { | |
a9533e7e HP |
128 | len = (size_t) (s - b->buf); |
129 | for (s = b->base; s < b->buf;) { | |
a043b266 | 130 | if ((memcmp(s, b->buf, len) == 0) && s[len] == '=') { |
a9533e7e HP |
131 | len = strlen(s) + 1; |
132 | memmove(s, (s + len), | |
133 | ((b->buf + r + 1) - (s + len))); | |
134 | b->buf -= len; | |
135 | b->size += (unsigned int)len; | |
136 | break; | |
137 | } | |
138 | ||
62145822 JC |
139 | while (*s++) |
140 | ; | |
a9533e7e HP |
141 | } |
142 | } | |
143 | ||
144 | /* skip over this string's null termination */ | |
145 | r++; | |
146 | b->size -= r; | |
147 | b->buf += r; | |
148 | ||
149 | return r; | |
150 | } | |
151 | ||
152 | /* | |
153 | * Initialize local vars from the right source for this platform. | |
154 | * Return 0 on success, nonzero on error. | |
155 | */ | |
26bcc181 | 156 | int srom_var_init(si_t *sih, uint bustype, void *curmap, |
0d2f0724 GKH |
157 | char **vars, uint *count) |
158 | { | |
a9533e7e HP |
159 | uint len; |
160 | ||
161 | len = 0; | |
162 | ||
fa7a1db2 | 163 | ASSERT(bustype == bustype); |
a9533e7e | 164 | if (vars == NULL || count == NULL) |
90ea2296 | 165 | return 0; |
a9533e7e HP |
166 | |
167 | *vars = NULL; | |
168 | *count = 0; | |
169 | ||
fa7a1db2 | 170 | switch (bustype) { |
a9533e7e HP |
171 | case SI_BUS: |
172 | case JTAG_BUS: | |
26bcc181 | 173 | return initvars_srom_si(sih, curmap, vars, count); |
a9533e7e HP |
174 | |
175 | case PCI_BUS: | |
176 | ASSERT(curmap != NULL); | |
177 | if (curmap == NULL) | |
90ea2296 | 178 | return -1; |
a9533e7e HP |
179 | |
180 | return initvars_srom_pci(sih, curmap, vars, count); | |
181 | ||
182 | #ifdef BCMSDIO | |
183 | case SDIO_BUS: | |
26bcc181 | 184 | return initvars_cis_sdio(vars, count); |
a9533e7e HP |
185 | #endif /* BCMSDIO */ |
186 | ||
187 | default: | |
188 | ASSERT(0); | |
189 | } | |
90ea2296 | 190 | return -1; |
a9533e7e HP |
191 | } |
192 | ||
193 | /* support only 16-bit word read from srom */ | |
194 | int | |
26bcc181 | 195 | srom_read(si_t *sih, uint bustype, void *curmap, |
7d4df48e | 196 | uint byteoff, uint nbytes, u16 *buf, bool check_crc) |
a9533e7e HP |
197 | { |
198 | uint off, nw; | |
199 | #ifdef BCMSDIO | |
200 | uint i; | |
201 | #endif /* BCMSDIO */ | |
202 | ||
fa7a1db2 | 203 | ASSERT(bustype == bustype); |
a9533e7e HP |
204 | |
205 | /* check input - 16-bit access only */ | |
206 | if (byteoff & 1 || nbytes & 1 || (byteoff + nbytes) > SROM_MAX) | |
207 | return 1; | |
208 | ||
209 | off = byteoff / 2; | |
210 | nw = nbytes / 2; | |
211 | ||
fa7a1db2 | 212 | if (bustype == PCI_BUS) { |
a9533e7e HP |
213 | if (!curmap) |
214 | return 1; | |
215 | ||
216 | if (si_is_sprom_available(sih)) { | |
7d4df48e | 217 | u16 *srom; |
a9533e7e | 218 | |
7d4df48e | 219 | srom = (u16 *) SROM_OFFSET(sih); |
a9533e7e HP |
220 | if (srom == NULL) |
221 | return 1; | |
222 | ||
223 | if (sprom_read_pci | |
26bcc181 | 224 | (sih, srom, off, buf, nw, check_crc)) |
a9533e7e HP |
225 | return 1; |
226 | } | |
227 | #if defined(BCMNVRAMR) | |
228 | else { | |
26bcc181 | 229 | if (otp_read_pci(sih, buf, SROM_MAX)) |
a9533e7e HP |
230 | return 1; |
231 | } | |
232 | #endif | |
233 | #ifdef BCMSDIO | |
fa7a1db2 | 234 | } else if (bustype == SDIO_BUS) { |
a9533e7e HP |
235 | off = byteoff / 2; |
236 | nw = nbytes / 2; | |
237 | for (i = 0; i < nw; i++) { | |
238 | if (sprom_read_sdio | |
26bcc181 | 239 | ((u16) (off + i), (u16 *) (buf + i))) |
a9533e7e HP |
240 | return 1; |
241 | } | |
242 | #endif /* BCMSDIO */ | |
fa7a1db2 | 243 | } else if (bustype == SI_BUS) { |
a9533e7e HP |
244 | return 1; |
245 | } else { | |
246 | return 1; | |
247 | } | |
248 | ||
249 | return 0; | |
250 | } | |
251 | ||
17c4da1e GKH |
252 | static const char vstr_manf[] = "manf=%s"; |
253 | static const char vstr_productname[] = "productname=%s"; | |
254 | static const char vstr_manfid[] = "manfid=0x%x"; | |
255 | static const char vstr_prodid[] = "prodid=0x%x"; | |
a9533e7e | 256 | #ifdef BCMSDIO |
17c4da1e GKH |
257 | static const char vstr_sdmaxspeed[] = "sdmaxspeed=%d"; |
258 | static const char vstr_sdmaxblk[][13] = { | |
a9533e7e HP |
259 | "sdmaxblk0=%d", "sdmaxblk1=%d", "sdmaxblk2=%d"}; |
260 | #endif | |
17c4da1e GKH |
261 | static const char vstr_regwindowsz[] = "regwindowsz=%d"; |
262 | static const char vstr_sromrev[] = "sromrev=%d"; | |
263 | static const char vstr_chiprev[] = "chiprev=%d"; | |
264 | static const char vstr_subvendid[] = "subvendid=0x%x"; | |
265 | static const char vstr_subdevid[] = "subdevid=0x%x"; | |
266 | static const char vstr_boardrev[] = "boardrev=0x%x"; | |
267 | static const char vstr_aa2g[] = "aa2g=0x%x"; | |
268 | static const char vstr_aa5g[] = "aa5g=0x%x"; | |
269 | static const char vstr_ag[] = "ag%d=0x%x"; | |
270 | static const char vstr_cc[] = "cc=%d"; | |
271 | static const char vstr_opo[] = "opo=%d"; | |
272 | static const char vstr_pa0b[][9] = { | |
a9533e7e HP |
273 | "pa0b0=%d", "pa0b1=%d", "pa0b2=%d"}; |
274 | ||
17c4da1e GKH |
275 | static const char vstr_pa0itssit[] = "pa0itssit=%d"; |
276 | static const char vstr_pa0maxpwr[] = "pa0maxpwr=%d"; | |
277 | static const char vstr_pa1b[][9] = { | |
a9533e7e HP |
278 | "pa1b0=%d", "pa1b1=%d", "pa1b2=%d"}; |
279 | ||
17c4da1e | 280 | static const char vstr_pa1lob[][11] = { |
a9533e7e HP |
281 | "pa1lob0=%d", "pa1lob1=%d", "pa1lob2=%d"}; |
282 | ||
17c4da1e | 283 | static const char vstr_pa1hib[][11] = { |
a9533e7e HP |
284 | "pa1hib0=%d", "pa1hib1=%d", "pa1hib2=%d"}; |
285 | ||
17c4da1e GKH |
286 | static const char vstr_pa1itssit[] = "pa1itssit=%d"; |
287 | static const char vstr_pa1maxpwr[] = "pa1maxpwr=%d"; | |
288 | static const char vstr_pa1lomaxpwr[] = "pa1lomaxpwr=%d"; | |
289 | static const char vstr_pa1himaxpwr[] = "pa1himaxpwr=%d"; | |
290 | static const char vstr_oem[] = | |
a9533e7e | 291 | "oem=%02x%02x%02x%02x%02x%02x%02x%02x"; |
17c4da1e GKH |
292 | static const char vstr_boardflags[] = "boardflags=0x%x"; |
293 | static const char vstr_boardflags2[] = "boardflags2=0x%x"; | |
294 | static const char vstr_ledbh[] = "ledbh%d=0x%x"; | |
295 | static const char vstr_noccode[] = "ccode=0x0"; | |
296 | static const char vstr_ccode[] = "ccode=%c%c"; | |
297 | static const char vstr_cctl[] = "cctl=0x%x"; | |
298 | static const char vstr_cckpo[] = "cckpo=0x%x"; | |
299 | static const char vstr_ofdmpo[] = "ofdmpo=0x%x"; | |
300 | static const char vstr_rdlid[] = "rdlid=0x%x"; | |
301 | static const char vstr_rdlrndis[] = "rdlrndis=%d"; | |
302 | static const char vstr_rdlrwu[] = "rdlrwu=%d"; | |
303 | static const char vstr_usbfs[] = "usbfs=%d"; | |
304 | static const char vstr_wpsgpio[] = "wpsgpio=%d"; | |
305 | static const char vstr_wpsled[] = "wpsled=%d"; | |
306 | static const char vstr_rdlsn[] = "rdlsn=%d"; | |
307 | static const char vstr_rssismf2g[] = "rssismf2g=%d"; | |
308 | static const char vstr_rssismc2g[] = "rssismc2g=%d"; | |
309 | static const char vstr_rssisav2g[] = "rssisav2g=%d"; | |
310 | static const char vstr_bxa2g[] = "bxa2g=%d"; | |
311 | static const char vstr_rssismf5g[] = "rssismf5g=%d"; | |
312 | static const char vstr_rssismc5g[] = "rssismc5g=%d"; | |
313 | static const char vstr_rssisav5g[] = "rssisav5g=%d"; | |
314 | static const char vstr_bxa5g[] = "bxa5g=%d"; | |
315 | static const char vstr_tri2g[] = "tri2g=%d"; | |
316 | static const char vstr_tri5gl[] = "tri5gl=%d"; | |
317 | static const char vstr_tri5g[] = "tri5g=%d"; | |
318 | static const char vstr_tri5gh[] = "tri5gh=%d"; | |
319 | static const char vstr_rxpo2g[] = "rxpo2g=%d"; | |
320 | static const char vstr_rxpo5g[] = "rxpo5g=%d"; | |
321 | static const char vstr_boardtype[] = "boardtype=0x%x"; | |
322 | static const char vstr_leddc[] = "leddc=0x%04x"; | |
323 | static const char vstr_vendid[] = "vendid=0x%x"; | |
324 | static const char vstr_devid[] = "devid=0x%x"; | |
325 | static const char vstr_xtalfreq[] = "xtalfreq=%d"; | |
326 | static const char vstr_txchain[] = "txchain=0x%x"; | |
327 | static const char vstr_rxchain[] = "rxchain=0x%x"; | |
328 | static const char vstr_antswitch[] = "antswitch=0x%x"; | |
329 | static const char vstr_regrev[] = "regrev=0x%x"; | |
330 | static const char vstr_antswctl2g[] = "antswctl2g=0x%x"; | |
331 | static const char vstr_triso2g[] = "triso2g=0x%x"; | |
332 | static const char vstr_pdetrange2g[] = "pdetrange2g=0x%x"; | |
333 | static const char vstr_extpagain2g[] = "extpagain2g=0x%x"; | |
334 | static const char vstr_tssipos2g[] = "tssipos2g=0x%x"; | |
335 | static const char vstr_antswctl5g[] = "antswctl5g=0x%x"; | |
336 | static const char vstr_triso5g[] = "triso5g=0x%x"; | |
337 | static const char vstr_pdetrange5g[] = "pdetrange5g=0x%x"; | |
338 | static const char vstr_extpagain5g[] = "extpagain5g=0x%x"; | |
339 | static const char vstr_tssipos5g[] = "tssipos5g=0x%x"; | |
340 | static const char vstr_maxp2ga0[] = "maxp2ga0=0x%x"; | |
341 | static const char vstr_itt2ga0[] = "itt2ga0=0x%x"; | |
342 | static const char vstr_pa[] = "pa%dgw%da%d=0x%x"; | |
343 | static const char vstr_pahl[] = "pa%dg%cw%da%d=0x%x"; | |
344 | static const char vstr_maxp5ga0[] = "maxp5ga0=0x%x"; | |
345 | static const char vstr_itt5ga0[] = "itt5ga0=0x%x"; | |
346 | static const char vstr_maxp5gha0[] = "maxp5gha0=0x%x"; | |
347 | static const char vstr_maxp5gla0[] = "maxp5gla0=0x%x"; | |
348 | static const char vstr_maxp2ga1[] = "maxp2ga1=0x%x"; | |
349 | static const char vstr_itt2ga1[] = "itt2ga1=0x%x"; | |
350 | static const char vstr_maxp5ga1[] = "maxp5ga1=0x%x"; | |
351 | static const char vstr_itt5ga1[] = "itt5ga1=0x%x"; | |
352 | static const char vstr_maxp5gha1[] = "maxp5gha1=0x%x"; | |
353 | static const char vstr_maxp5gla1[] = "maxp5gla1=0x%x"; | |
354 | static const char vstr_cck2gpo[] = "cck2gpo=0x%x"; | |
355 | static const char vstr_ofdm2gpo[] = "ofdm2gpo=0x%x"; | |
356 | static const char vstr_ofdm5gpo[] = "ofdm5gpo=0x%x"; | |
357 | static const char vstr_ofdm5glpo[] = "ofdm5glpo=0x%x"; | |
358 | static const char vstr_ofdm5ghpo[] = "ofdm5ghpo=0x%x"; | |
359 | static const char vstr_cddpo[] = "cddpo=0x%x"; | |
360 | static const char vstr_stbcpo[] = "stbcpo=0x%x"; | |
361 | static const char vstr_bw40po[] = "bw40po=0x%x"; | |
362 | static const char vstr_bwduppo[] = "bwduppo=0x%x"; | |
363 | static const char vstr_mcspo[] = "mcs%dgpo%d=0x%x"; | |
364 | static const char vstr_mcspohl[] = "mcs%dg%cpo%d=0x%x"; | |
365 | static const char vstr_custom[] = "customvar%d=0x%x"; | |
366 | static const char vstr_cckdigfilttype[] = "cckdigfilttype=%d"; | |
367 | static const char vstr_boardnum[] = "boardnum=%d"; | |
368 | static const char vstr_macaddr[] = "macaddr=%s"; | |
369 | static const char vstr_usbepnum[] = "usbepnum=0x%x"; | |
370 | static const char vstr_end[] = "END\0"; | |
a9533e7e | 371 | |
36ef9a1e | 372 | u8 patch_pair; |
a9533e7e HP |
373 | |
374 | /* For dongle HW, accept partial calibration parameters */ | |
375 | #define BCMDONGLECASE(n) | |
376 | ||
26bcc181 | 377 | int srom_parsecis(u8 *pcis[], uint ciscnt, char **vars, |
e69284f2 | 378 | uint *count) |
a9533e7e HP |
379 | { |
380 | char eabuf[32]; | |
381 | char *base; | |
382 | varbuf_t b; | |
36ef9a1e | 383 | u8 *cis, tup, tlen, sromrev = 1; |
a9533e7e | 384 | int i, j; |
0965ae88 | 385 | bool ag_init = false; |
66cbd3ab | 386 | u32 w32; |
a9533e7e HP |
387 | uint funcid; |
388 | uint cisnum; | |
3e26416e | 389 | s32 boardnum; |
a9533e7e HP |
390 | int err; |
391 | bool standard_cis; | |
392 | ||
393 | ASSERT(vars != NULL); | |
394 | ASSERT(count != NULL); | |
395 | ||
396 | boardnum = -1; | |
397 | ||
5fcc1fcb | 398 | base = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC); |
a9533e7e HP |
399 | ASSERT(base != NULL); |
400 | if (!base) | |
401 | return -2; | |
402 | ||
403 | varbuf_init(&b, base, MAXSZ_NVRAM_VARS); | |
9249ede9 | 404 | memset(base, 0, MAXSZ_NVRAM_VARS); |
a9533e7e HP |
405 | eabuf[0] = '\0'; |
406 | for (cisnum = 0; cisnum < ciscnt; cisnum++) { | |
407 | cis = *pcis++; | |
408 | i = 0; | |
409 | funcid = 0; | |
0f0881b0 | 410 | standard_cis = true; |
a9533e7e HP |
411 | do { |
412 | if (standard_cis) { | |
413 | tup = cis[i++]; | |
414 | if (tup == CISTPL_NULL || tup == CISTPL_END) | |
415 | tlen = 0; | |
416 | else | |
417 | tlen = cis[i++]; | |
418 | } else { | |
419 | if (cis[i] == CISTPL_NULL | |
420 | || cis[i] == CISTPL_END) { | |
421 | tlen = 0; | |
422 | tup = cis[i]; | |
423 | } else { | |
424 | tlen = cis[i]; | |
425 | tup = CISTPL_BRCM_HNBU; | |
426 | } | |
427 | ++i; | |
428 | } | |
429 | if ((i + tlen) >= CIS_SIZE) | |
430 | break; | |
431 | ||
432 | switch (tup) { | |
433 | case CISTPL_VERS_1: | |
434 | /* assume the strings are good if the version field checks out */ | |
435 | if (((cis[i + 1] << 8) + cis[i]) >= 0x0008) { | |
436 | varbuf_append(&b, vstr_manf, | |
437 | &cis[i + 2]); | |
438 | varbuf_append(&b, vstr_productname, | |
439 | &cis[i + 3 + | |
440 | strlen((char *) | |
441 | &cis[i + | |
442 | 2])]); | |
443 | break; | |
444 | } | |
445 | ||
446 | case CISTPL_MANFID: | |
447 | varbuf_append(&b, vstr_manfid, | |
448 | (cis[i + 1] << 8) + cis[i]); | |
449 | varbuf_append(&b, vstr_prodid, | |
450 | (cis[i + 3] << 8) + cis[i + 2]); | |
451 | break; | |
452 | ||
453 | case CISTPL_FUNCID: | |
454 | funcid = cis[i]; | |
455 | break; | |
456 | ||
457 | case CISTPL_FUNCE: | |
458 | switch (funcid) { | |
459 | case CISTPL_FID_SDIO: | |
460 | #ifdef BCMSDIO | |
461 | if (cis[i] == 0) { | |
36ef9a1e | 462 | u8 spd = cis[i + 3]; |
a9533e7e HP |
463 | static int base[] = { |
464 | -1, 10, 12, 13, 15, 20, | |
465 | 25, 30, | |
466 | 35, 40, 45, 50, 55, 60, | |
467 | 70, 80 | |
468 | }; | |
469 | static int mult[] = { | |
470 | 10, 100, 1000, 10000, | |
471 | -1, -1, -1, -1 | |
472 | }; | |
473 | ASSERT((mult[spd & 0x7] != -1) | |
474 | && | |
475 | (base | |
476 | [(spd >> 3) & 0x0f])); | |
477 | varbuf_append(&b, | |
478 | vstr_sdmaxblk[0], | |
479 | (cis[i + 2] << 8) | |
480 | + cis[i + 1]); | |
481 | varbuf_append(&b, | |
482 | vstr_sdmaxspeed, | |
483 | (mult[spd & 0x7] * | |
484 | base[(spd >> 3) & | |
485 | 0x0f])); | |
486 | } else if (cis[i] == 1) { | |
487 | varbuf_append(&b, | |
488 | vstr_sdmaxblk | |
489 | [cisnum], | |
490 | (cis[i + 13] << 8) | |
491 | | cis[i + 12]); | |
492 | } | |
493 | #endif /* BCMSDIO */ | |
494 | funcid = 0; | |
495 | break; | |
496 | default: | |
497 | /* set macaddr if HNBU_MACADDR not seen yet */ | |
3ca5ada5 JP |
498 | if (eabuf[0] == '\0' && |
499 | cis[i] == LAN_NID && | |
ed956868 | 500 | !is_zero_ether_addr(&cis[i + 2]) && |
3ca5ada5 | 501 | !is_multicast_ether_addr(&cis[i + 2])) { |
a9533e7e | 502 | ASSERT(cis[i + 1] == |
b8d63078 | 503 | ETH_ALEN); |
ba07d0cb AS |
504 | snprintf(eabuf, sizeof(eabuf), |
505 | "%pM", &cis[i + 2]); | |
a9533e7e HP |
506 | |
507 | /* set boardnum if HNBU_BOARDNUM not seen yet */ | |
508 | if (boardnum == -1) | |
509 | boardnum = | |
510 | (cis[i + 6] << 8) + | |
511 | cis[i + 7]; | |
512 | } | |
513 | break; | |
514 | } | |
515 | break; | |
516 | ||
517 | case CISTPL_CFTABLE: | |
518 | varbuf_append(&b, vstr_regwindowsz, | |
519 | (cis[i + 7] << 8) | cis[i + 6]); | |
520 | break; | |
521 | ||
522 | case CISTPL_BRCM_HNBU: | |
523 | switch (cis[i]) { | |
524 | case HNBU_SROMREV: | |
525 | sromrev = cis[i + 1]; | |
526 | varbuf_append(&b, vstr_sromrev, | |
527 | sromrev); | |
528 | break; | |
529 | ||
530 | case HNBU_XTALFREQ: | |
531 | varbuf_append(&b, vstr_xtalfreq, | |
532 | (cis[i + 4] << 24) | | |
533 | (cis[i + 3] << 16) | | |
534 | (cis[i + 2] << 8) | | |
535 | cis[i + 1]); | |
536 | break; | |
537 | ||
538 | case HNBU_CHIPID: | |
539 | varbuf_append(&b, vstr_vendid, | |
540 | (cis[i + 2] << 8) + | |
541 | cis[i + 1]); | |
542 | varbuf_append(&b, vstr_devid, | |
543 | (cis[i + 4] << 8) + | |
544 | cis[i + 3]); | |
545 | if (tlen >= 7) { | |
546 | varbuf_append(&b, vstr_chiprev, | |
547 | (cis[i + 6] << 8) | |
548 | + cis[i + 5]); | |
549 | } | |
550 | if (tlen >= 9) { | |
551 | varbuf_append(&b, | |
552 | vstr_subvendid, | |
553 | (cis[i + 8] << 8) | |
554 | + cis[i + 7]); | |
555 | } | |
556 | if (tlen >= 11) { | |
557 | varbuf_append(&b, vstr_subdevid, | |
558 | (cis[i + 10] << 8) | |
559 | + cis[i + 9]); | |
560 | /* subdevid doubles for boardtype */ | |
561 | varbuf_append(&b, | |
562 | vstr_boardtype, | |
563 | (cis[i + 10] << 8) | |
564 | + cis[i + 9]); | |
565 | } | |
566 | break; | |
567 | ||
568 | case HNBU_BOARDNUM: | |
569 | boardnum = | |
570 | (cis[i + 2] << 8) + cis[i + 1]; | |
571 | break; | |
572 | ||
573 | case HNBU_PATCH: | |
574 | { | |
575 | char vstr_paddr[16]; | |
576 | char vstr_pdata[16]; | |
577 | ||
578 | /* retrieve the patch pairs | |
579 | * from tlen/6; where 6 is | |
580 | * sizeof(patch addr(2)) + | |
581 | * sizeof(patch data(4)). | |
582 | */ | |
583 | patch_pair = tlen / 6; | |
584 | ||
585 | for (j = 0; j < patch_pair; j++) { | |
586 | snprintf(vstr_paddr, | |
587 | sizeof | |
588 | (vstr_paddr), | |
589 | "pa%d=0x%%x", | |
590 | j); | |
591 | snprintf(vstr_pdata, | |
592 | sizeof | |
593 | (vstr_pdata), | |
594 | "pd%d=0x%%x", | |
595 | j); | |
596 | ||
597 | varbuf_append(&b, | |
598 | vstr_paddr, | |
599 | (cis | |
600 | [i + | |
601 | (j * | |
602 | 6) + | |
603 | 2] << 8) | |
604 | | cis[i + | |
605 | (j * | |
606 | 6) | |
607 | + | |
608 | 1]); | |
609 | ||
610 | varbuf_append(&b, | |
611 | vstr_pdata, | |
612 | (cis | |
613 | [i + | |
614 | (j * | |
615 | 6) + | |
616 | 6] << | |
617 | 24) | | |
618 | (cis | |
619 | [i + | |
620 | (j * | |
621 | 6) + | |
622 | 5] << | |
623 | 16) | | |
624 | (cis | |
625 | [i + | |
626 | (j * | |
627 | 6) + | |
628 | 4] << 8) | |
629 | | cis[i + | |
630 | (j * | |
631 | 6) | |
632 | + | |
633 | 3]); | |
634 | } | |
635 | } | |
636 | break; | |
637 | ||
638 | case HNBU_BOARDREV: | |
639 | if (tlen == 2) | |
640 | varbuf_append(&b, vstr_boardrev, | |
641 | cis[i + 1]); | |
642 | else | |
643 | varbuf_append(&b, vstr_boardrev, | |
644 | (cis[i + 2] << 8) | |
645 | + cis[i + 1]); | |
646 | break; | |
647 | ||
648 | case HNBU_BOARDFLAGS: | |
649 | w32 = (cis[i + 2] << 8) + cis[i + 1]; | |
650 | if (tlen >= 5) | |
651 | w32 |= | |
652 | ((cis[i + 4] << 24) + | |
653 | (cis[i + 3] << 16)); | |
654 | varbuf_append(&b, vstr_boardflags, w32); | |
655 | ||
656 | if (tlen >= 7) { | |
657 | w32 = | |
658 | (cis[i + 6] << 8) + cis[i + | |
659 | 5]; | |
660 | if (tlen >= 9) | |
661 | w32 |= | |
662 | ((cis[i + 8] << 24) | |
663 | + | |
664 | (cis[i + 7] << | |
665 | 16)); | |
666 | varbuf_append(&b, | |
667 | vstr_boardflags2, | |
668 | w32); | |
669 | } | |
670 | break; | |
671 | ||
672 | case HNBU_USBFS: | |
673 | varbuf_append(&b, vstr_usbfs, | |
674 | cis[i + 1]); | |
675 | break; | |
676 | ||
677 | case HNBU_BOARDTYPE: | |
678 | varbuf_append(&b, vstr_boardtype, | |
679 | (cis[i + 2] << 8) + | |
680 | cis[i + 1]); | |
681 | break; | |
682 | ||
683 | case HNBU_HNBUCIS: | |
684 | /* | |
685 | * what follows is a nonstandard HNBU CIS | |
686 | * that lacks CISTPL_BRCM_HNBU tags | |
687 | * | |
688 | * skip 0xff (end of standard CIS) | |
689 | * after this tuple | |
690 | */ | |
691 | tlen++; | |
0965ae88 | 692 | standard_cis = false; |
a9533e7e HP |
693 | break; |
694 | ||
695 | case HNBU_USBEPNUM: | |
696 | varbuf_append(&b, vstr_usbepnum, | |
697 | (cis[i + 2] << 8) | cis[i | |
698 | + | |
699 | 1]); | |
700 | break; | |
701 | ||
702 | case HNBU_AA: | |
703 | varbuf_append(&b, vstr_aa2g, | |
704 | cis[i + 1]); | |
705 | if (tlen >= 3) | |
706 | varbuf_append(&b, vstr_aa5g, | |
707 | cis[i + 2]); | |
708 | break; | |
709 | ||
710 | case HNBU_AG: | |
711 | varbuf_append(&b, vstr_ag, 0, | |
712 | cis[i + 1]); | |
713 | if (tlen >= 3) | |
714 | varbuf_append(&b, vstr_ag, 1, | |
715 | cis[i + 2]); | |
716 | if (tlen >= 4) | |
717 | varbuf_append(&b, vstr_ag, 2, | |
718 | cis[i + 3]); | |
719 | if (tlen >= 5) | |
720 | varbuf_append(&b, vstr_ag, 3, | |
721 | cis[i + 4]); | |
0f0881b0 | 722 | ag_init = true; |
a9533e7e HP |
723 | break; |
724 | ||
725 | case HNBU_ANT5G: | |
726 | varbuf_append(&b, vstr_aa5g, | |
727 | cis[i + 1]); | |
728 | varbuf_append(&b, vstr_ag, 1, | |
729 | cis[i + 2]); | |
730 | break; | |
731 | ||
732 | case HNBU_CC: | |
733 | ASSERT(sromrev == 1); | |
734 | varbuf_append(&b, vstr_cc, cis[i + 1]); | |
735 | break; | |
736 | ||
737 | case HNBU_PAPARMS: | |
738 | switch (tlen) { | |
739 | case 2: | |
740 | ASSERT(sromrev == 1); | |
741 | varbuf_append(&b, | |
742 | vstr_pa0maxpwr, | |
743 | cis[i + 1]); | |
744 | break; | |
745 | case 10: | |
746 | ASSERT(sromrev >= 2); | |
747 | varbuf_append(&b, vstr_opo, | |
748 | cis[i + 9]); | |
749 | /* FALLTHROUGH */ | |
750 | case 9: | |
751 | varbuf_append(&b, | |
752 | vstr_pa0maxpwr, | |
753 | cis[i + 8]); | |
754 | /* FALLTHROUGH */ | |
755 | BCMDONGLECASE(8) | |
756 | varbuf_append(&b, | |
757 | vstr_pa0itssit, | |
758 | cis[i + 7]); | |
759 | /* FALLTHROUGH */ | |
760 | BCMDONGLECASE(7) | |
761 | for (j = 0; j < 3; j++) { | |
762 | varbuf_append(&b, | |
763 | vstr_pa0b | |
764 | [j], | |
765 | (cis | |
766 | [i + | |
767 | (j * | |
768 | 2) + | |
769 | 2] << 8) | |
770 | + cis[i + | |
771 | (j * | |
772 | 2) | |
773 | + | |
774 | 1]); | |
775 | } | |
776 | break; | |
777 | default: | |
778 | ASSERT((tlen == 2) | |
779 | || (tlen == 9) | |
780 | || (tlen == 10)); | |
781 | break; | |
782 | } | |
783 | break; | |
784 | ||
785 | case HNBU_PAPARMS5G: | |
786 | ASSERT((sromrev == 2) | |
787 | || (sromrev == 3)); | |
788 | switch (tlen) { | |
789 | case 23: | |
790 | varbuf_append(&b, | |
791 | vstr_pa1himaxpwr, | |
792 | cis[i + 22]); | |
793 | varbuf_append(&b, | |
794 | vstr_pa1lomaxpwr, | |
795 | cis[i + 21]); | |
796 | varbuf_append(&b, | |
797 | vstr_pa1maxpwr, | |
798 | cis[i + 20]); | |
799 | /* FALLTHROUGH */ | |
800 | case 20: | |
801 | varbuf_append(&b, | |
802 | vstr_pa1itssit, | |
803 | cis[i + 19]); | |
804 | /* FALLTHROUGH */ | |
805 | case 19: | |
806 | for (j = 0; j < 3; j++) { | |
807 | varbuf_append(&b, | |
808 | vstr_pa1b | |
809 | [j], | |
810 | (cis | |
811 | [i + | |
812 | (j * | |
813 | 2) + | |
814 | 2] << 8) | |
815 | + cis[i + | |
816 | (j * | |
817 | 2) | |
818 | + | |
819 | 1]); | |
820 | } | |
821 | for (j = 3; j < 6; j++) { | |
822 | varbuf_append(&b, | |
823 | vstr_pa1lob | |
824 | [j - 3], | |
825 | (cis | |
826 | [i + | |
827 | (j * | |
828 | 2) + | |
829 | 2] << 8) | |
830 | + cis[i + | |
831 | (j * | |
832 | 2) | |
833 | + | |
834 | 1]); | |
835 | } | |
836 | for (j = 6; j < 9; j++) { | |
837 | varbuf_append(&b, | |
838 | vstr_pa1hib | |
839 | [j - 6], | |
840 | (cis | |
841 | [i + | |
842 | (j * | |
843 | 2) + | |
844 | 2] << 8) | |
845 | + cis[i + | |
846 | (j * | |
847 | 2) | |
848 | + | |
849 | 1]); | |
850 | } | |
851 | break; | |
852 | default: | |
853 | ASSERT((tlen == 19) || | |
854 | (tlen == 20) | |
855 | || (tlen == 23)); | |
856 | break; | |
857 | } | |
858 | break; | |
859 | ||
860 | case HNBU_OEM: | |
861 | ASSERT(sromrev == 1); | |
862 | varbuf_append(&b, vstr_oem, | |
863 | cis[i + 1], cis[i + 2], | |
864 | cis[i + 3], cis[i + 4], | |
865 | cis[i + 5], cis[i + 6], | |
866 | cis[i + 7], cis[i + 8]); | |
867 | break; | |
868 | ||
869 | case HNBU_LEDS: | |
870 | for (j = 1; j <= 4; j++) { | |
871 | if (cis[i + j] != 0xff) { | |
872 | varbuf_append(&b, | |
873 | vstr_ledbh, | |
874 | j - 1, | |
875 | cis[i + | |
876 | j]); | |
877 | } | |
878 | } | |
879 | break; | |
880 | ||
881 | case HNBU_CCODE: | |
882 | ASSERT(sromrev > 1); | |
883 | if ((cis[i + 1] == 0) | |
884 | || (cis[i + 2] == 0)) | |
885 | varbuf_append(&b, vstr_noccode); | |
886 | else | |
887 | varbuf_append(&b, vstr_ccode, | |
888 | cis[i + 1], | |
889 | cis[i + 2]); | |
890 | varbuf_append(&b, vstr_cctl, | |
891 | cis[i + 3]); | |
892 | break; | |
893 | ||
894 | case HNBU_CCKPO: | |
895 | ASSERT(sromrev > 2); | |
896 | varbuf_append(&b, vstr_cckpo, | |
897 | (cis[i + 2] << 8) | cis[i | |
898 | + | |
899 | 1]); | |
900 | break; | |
901 | ||
902 | case HNBU_OFDMPO: | |
903 | ASSERT(sromrev > 2); | |
904 | varbuf_append(&b, vstr_ofdmpo, | |
905 | (cis[i + 4] << 24) | | |
906 | (cis[i + 3] << 16) | | |
907 | (cis[i + 2] << 8) | | |
908 | cis[i + 1]); | |
909 | break; | |
910 | ||
911 | case HNBU_WPS: | |
912 | varbuf_append(&b, vstr_wpsgpio, | |
913 | cis[i + 1]); | |
914 | if (tlen >= 3) | |
915 | varbuf_append(&b, vstr_wpsled, | |
916 | cis[i + 2]); | |
917 | break; | |
918 | ||
919 | case HNBU_RSSISMBXA2G: | |
920 | ASSERT(sromrev == 3); | |
921 | varbuf_append(&b, vstr_rssismf2g, | |
922 | cis[i + 1] & 0xf); | |
923 | varbuf_append(&b, vstr_rssismc2g, | |
924 | (cis[i + 1] >> 4) & 0xf); | |
925 | varbuf_append(&b, vstr_rssisav2g, | |
926 | cis[i + 2] & 0x7); | |
927 | varbuf_append(&b, vstr_bxa2g, | |
928 | (cis[i + 2] >> 3) & 0x3); | |
929 | break; | |
930 | ||
931 | case HNBU_RSSISMBXA5G: | |
932 | ASSERT(sromrev == 3); | |
933 | varbuf_append(&b, vstr_rssismf5g, | |
934 | cis[i + 1] & 0xf); | |
935 | varbuf_append(&b, vstr_rssismc5g, | |
936 | (cis[i + 1] >> 4) & 0xf); | |
937 | varbuf_append(&b, vstr_rssisav5g, | |
938 | cis[i + 2] & 0x7); | |
939 | varbuf_append(&b, vstr_bxa5g, | |
940 | (cis[i + 2] >> 3) & 0x3); | |
941 | break; | |
942 | ||
943 | case HNBU_TRI2G: | |
944 | ASSERT(sromrev == 3); | |
945 | varbuf_append(&b, vstr_tri2g, | |
946 | cis[i + 1]); | |
947 | break; | |
948 | ||
949 | case HNBU_TRI5G: | |
950 | ASSERT(sromrev == 3); | |
951 | varbuf_append(&b, vstr_tri5gl, | |
952 | cis[i + 1]); | |
953 | varbuf_append(&b, vstr_tri5g, | |
954 | cis[i + 2]); | |
955 | varbuf_append(&b, vstr_tri5gh, | |
956 | cis[i + 3]); | |
957 | break; | |
958 | ||
959 | case HNBU_RXPO2G: | |
960 | ASSERT(sromrev == 3); | |
961 | varbuf_append(&b, vstr_rxpo2g, | |
962 | cis[i + 1]); | |
963 | break; | |
964 | ||
965 | case HNBU_RXPO5G: | |
966 | ASSERT(sromrev == 3); | |
967 | varbuf_append(&b, vstr_rxpo5g, | |
968 | cis[i + 1]); | |
969 | break; | |
970 | ||
971 | case HNBU_MACADDR: | |
ed956868 | 972 | if (!is_zero_ether_addr(&cis[i + 1]) && |
3ca5ada5 | 973 | !is_multicast_ether_addr(&cis[i + 1])) { |
ba07d0cb AS |
974 | snprintf(eabuf, sizeof(eabuf), |
975 | "%pM", &cis[i + 1]); | |
a9533e7e HP |
976 | |
977 | /* set boardnum if HNBU_BOARDNUM not seen yet */ | |
978 | if (boardnum == -1) | |
979 | boardnum = | |
980 | (cis[i + 5] << 8) + | |
981 | cis[i + 6]; | |
982 | } | |
983 | break; | |
984 | ||
985 | case HNBU_LEDDC: | |
986 | /* CIS leddc only has 16bits, convert it to 32bits */ | |
987 | w32 = ((cis[i + 2] << 24) | /* oncount */ | |
988 | (cis[i + 1] << 8)); /* offcount */ | |
989 | varbuf_append(&b, vstr_leddc, w32); | |
990 | break; | |
991 | ||
992 | case HNBU_CHAINSWITCH: | |
993 | varbuf_append(&b, vstr_txchain, | |
994 | cis[i + 1]); | |
995 | varbuf_append(&b, vstr_rxchain, | |
996 | cis[i + 2]); | |
997 | varbuf_append(&b, vstr_antswitch, | |
998 | (cis[i + 4] << 8) + | |
999 | cis[i + 3]); | |
1000 | break; | |
1001 | ||
1002 | case HNBU_REGREV: | |
1003 | varbuf_append(&b, vstr_regrev, | |
1004 | cis[i + 1]); | |
1005 | break; | |
1006 | ||
1007 | case HNBU_FEM:{ | |
7d4df48e | 1008 | u16 fem = |
a9533e7e HP |
1009 | (cis[i + 2] << 8) + cis[i + |
1010 | 1]; | |
1011 | varbuf_append(&b, | |
1012 | vstr_antswctl2g, | |
1013 | (fem & | |
1014 | SROM8_FEM_ANTSWLUT_MASK) | |
1015 | >> | |
1016 | SROM8_FEM_ANTSWLUT_SHIFT); | |
1017 | varbuf_append(&b, vstr_triso2g, | |
1018 | (fem & | |
1019 | SROM8_FEM_TR_ISO_MASK) | |
1020 | >> | |
1021 | SROM8_FEM_TR_ISO_SHIFT); | |
1022 | varbuf_append(&b, | |
1023 | vstr_pdetrange2g, | |
1024 | (fem & | |
1025 | SROM8_FEM_PDET_RANGE_MASK) | |
1026 | >> | |
1027 | SROM8_FEM_PDET_RANGE_SHIFT); | |
1028 | varbuf_append(&b, | |
1029 | vstr_extpagain2g, | |
1030 | (fem & | |
1031 | SROM8_FEM_EXTPA_GAIN_MASK) | |
1032 | >> | |
1033 | SROM8_FEM_EXTPA_GAIN_SHIFT); | |
1034 | varbuf_append(&b, | |
1035 | vstr_tssipos2g, | |
1036 | (fem & | |
1037 | SROM8_FEM_TSSIPOS_MASK) | |
1038 | >> | |
1039 | SROM8_FEM_TSSIPOS_SHIFT); | |
1040 | if (tlen < 5) | |
1041 | break; | |
1042 | ||
1043 | fem = | |
1044 | (cis[i + 4] << 8) + cis[i + | |
1045 | 3]; | |
1046 | varbuf_append(&b, | |
1047 | vstr_antswctl5g, | |
1048 | (fem & | |
1049 | SROM8_FEM_ANTSWLUT_MASK) | |
1050 | >> | |
1051 | SROM8_FEM_ANTSWLUT_SHIFT); | |
1052 | varbuf_append(&b, vstr_triso5g, | |
1053 | (fem & | |
1054 | SROM8_FEM_TR_ISO_MASK) | |
1055 | >> | |
1056 | SROM8_FEM_TR_ISO_SHIFT); | |
1057 | varbuf_append(&b, | |
1058 | vstr_pdetrange5g, | |
1059 | (fem & | |
1060 | SROM8_FEM_PDET_RANGE_MASK) | |
1061 | >> | |
1062 | SROM8_FEM_PDET_RANGE_SHIFT); | |
1063 | varbuf_append(&b, | |
1064 | vstr_extpagain5g, | |
1065 | (fem & | |
1066 | SROM8_FEM_EXTPA_GAIN_MASK) | |
1067 | >> | |
1068 | SROM8_FEM_EXTPA_GAIN_SHIFT); | |
1069 | varbuf_append(&b, | |
1070 | vstr_tssipos5g, | |
1071 | (fem & | |
1072 | SROM8_FEM_TSSIPOS_MASK) | |
1073 | >> | |
1074 | SROM8_FEM_TSSIPOS_SHIFT); | |
1075 | break; | |
1076 | } | |
1077 | ||
1078 | case HNBU_PAPARMS_C0: | |
1079 | varbuf_append(&b, vstr_maxp2ga0, | |
1080 | cis[i + 1]); | |
1081 | varbuf_append(&b, vstr_itt2ga0, | |
1082 | cis[i + 2]); | |
1083 | varbuf_append(&b, vstr_pa, 2, 0, 0, | |
1084 | (cis[i + 4] << 8) + | |
1085 | cis[i + 3]); | |
1086 | varbuf_append(&b, vstr_pa, 2, 1, 0, | |
1087 | (cis[i + 6] << 8) + | |
1088 | cis[i + 5]); | |
1089 | varbuf_append(&b, vstr_pa, 2, 2, 0, | |
1090 | (cis[i + 8] << 8) + | |
1091 | cis[i + 7]); | |
1092 | if (tlen < 31) | |
1093 | break; | |
1094 | ||
1095 | varbuf_append(&b, vstr_maxp5ga0, | |
1096 | cis[i + 9]); | |
1097 | varbuf_append(&b, vstr_itt5ga0, | |
1098 | cis[i + 10]); | |
1099 | varbuf_append(&b, vstr_maxp5gha0, | |
1100 | cis[i + 11]); | |
1101 | varbuf_append(&b, vstr_maxp5gla0, | |
1102 | cis[i + 12]); | |
1103 | varbuf_append(&b, vstr_pa, 5, 0, 0, | |
1104 | (cis[i + 14] << 8) + | |
1105 | cis[i + 13]); | |
1106 | varbuf_append(&b, vstr_pa, 5, 1, 0, | |
1107 | (cis[i + 16] << 8) + | |
1108 | cis[i + 15]); | |
1109 | varbuf_append(&b, vstr_pa, 5, 2, 0, | |
1110 | (cis[i + 18] << 8) + | |
1111 | cis[i + 17]); | |
1112 | varbuf_append(&b, vstr_pahl, 5, 'l', 0, | |
1113 | 0, | |
1114 | (cis[i + 20] << 8) + | |
1115 | cis[i + 19]); | |
1116 | varbuf_append(&b, vstr_pahl, 5, 'l', 1, | |
1117 | 0, | |
1118 | (cis[i + 22] << 8) + | |
1119 | cis[i + 21]); | |
1120 | varbuf_append(&b, vstr_pahl, 5, 'l', 2, | |
1121 | 0, | |
1122 | (cis[i + 24] << 8) + | |
1123 | cis[i + 23]); | |
1124 | varbuf_append(&b, vstr_pahl, 5, 'h', 0, | |
1125 | 0, | |
1126 | (cis[i + 26] << 8) + | |
1127 | cis[i + 25]); | |
1128 | varbuf_append(&b, vstr_pahl, 5, 'h', 1, | |
1129 | 0, | |
1130 | (cis[i + 28] << 8) + | |
1131 | cis[i + 27]); | |
1132 | varbuf_append(&b, vstr_pahl, 5, 'h', 2, | |
1133 | 0, | |
1134 | (cis[i + 30] << 8) + | |
1135 | cis[i + 29]); | |
1136 | break; | |
1137 | ||
1138 | case HNBU_PAPARMS_C1: | |
1139 | varbuf_append(&b, vstr_maxp2ga1, | |
1140 | cis[i + 1]); | |
1141 | varbuf_append(&b, vstr_itt2ga1, | |
1142 | cis[i + 2]); | |
1143 | varbuf_append(&b, vstr_pa, 2, 0, 1, | |
1144 | (cis[i + 4] << 8) + | |
1145 | cis[i + 3]); | |
1146 | varbuf_append(&b, vstr_pa, 2, 1, 1, | |
1147 | (cis[i + 6] << 8) + | |
1148 | cis[i + 5]); | |
1149 | varbuf_append(&b, vstr_pa, 2, 2, 1, | |
1150 | (cis[i + 8] << 8) + | |
1151 | cis[i + 7]); | |
1152 | if (tlen < 31) | |
1153 | break; | |
1154 | ||
1155 | varbuf_append(&b, vstr_maxp5ga1, | |
1156 | cis[i + 9]); | |
1157 | varbuf_append(&b, vstr_itt5ga1, | |
1158 | cis[i + 10]); | |
1159 | varbuf_append(&b, vstr_maxp5gha1, | |
1160 | cis[i + 11]); | |
1161 | varbuf_append(&b, vstr_maxp5gla1, | |
1162 | cis[i + 12]); | |
1163 | varbuf_append(&b, vstr_pa, 5, 0, 1, | |
1164 | (cis[i + 14] << 8) + | |
1165 | cis[i + 13]); | |
1166 | varbuf_append(&b, vstr_pa, 5, 1, 1, | |
1167 | (cis[i + 16] << 8) + | |
1168 | cis[i + 15]); | |
1169 | varbuf_append(&b, vstr_pa, 5, 2, 1, | |
1170 | (cis[i + 18] << 8) + | |
1171 | cis[i + 17]); | |
1172 | varbuf_append(&b, vstr_pahl, 5, 'l', 0, | |
1173 | 1, | |
1174 | (cis[i + 20] << 8) + | |
1175 | cis[i + 19]); | |
1176 | varbuf_append(&b, vstr_pahl, 5, 'l', 1, | |
1177 | 1, | |
1178 | (cis[i + 22] << 8) + | |
1179 | cis[i + 21]); | |
1180 | varbuf_append(&b, vstr_pahl, 5, 'l', 2, | |
1181 | 1, | |
1182 | (cis[i + 24] << 8) + | |
1183 | cis[i + 23]); | |
1184 | varbuf_append(&b, vstr_pahl, 5, 'h', 0, | |
1185 | 1, | |
1186 | (cis[i + 26] << 8) + | |
1187 | cis[i + 25]); | |
1188 | varbuf_append(&b, vstr_pahl, 5, 'h', 1, | |
1189 | 1, | |
1190 | (cis[i + 28] << 8) + | |
1191 | cis[i + 27]); | |
1192 | varbuf_append(&b, vstr_pahl, 5, 'h', 2, | |
1193 | 1, | |
1194 | (cis[i + 30] << 8) + | |
1195 | cis[i + 29]); | |
1196 | break; | |
1197 | ||
1198 | case HNBU_PO_CCKOFDM: | |
1199 | varbuf_append(&b, vstr_cck2gpo, | |
1200 | (cis[i + 2] << 8) + | |
1201 | cis[i + 1]); | |
1202 | varbuf_append(&b, vstr_ofdm2gpo, | |
1203 | (cis[i + 6] << 24) + | |
1204 | (cis[i + 5] << 16) + | |
1205 | (cis[i + 4] << 8) + | |
1206 | cis[i + 3]); | |
1207 | if (tlen < 19) | |
1208 | break; | |
1209 | ||
1210 | varbuf_append(&b, vstr_ofdm5gpo, | |
1211 | (cis[i + 10] << 24) + | |
1212 | (cis[i + 9] << 16) + | |
1213 | (cis[i + 8] << 8) + | |
1214 | cis[i + 7]); | |
1215 | varbuf_append(&b, vstr_ofdm5glpo, | |
1216 | (cis[i + 14] << 24) + | |
1217 | (cis[i + 13] << 16) + | |
1218 | (cis[i + 12] << 8) + | |
1219 | cis[i + 11]); | |
1220 | varbuf_append(&b, vstr_ofdm5ghpo, | |
1221 | (cis[i + 18] << 24) + | |
1222 | (cis[i + 17] << 16) + | |
1223 | (cis[i + 16] << 8) + | |
1224 | cis[i + 15]); | |
1225 | break; | |
1226 | ||
1227 | case HNBU_PO_MCS2G: | |
1228 | for (j = 0; j <= (tlen / 2); j++) { | |
1229 | varbuf_append(&b, vstr_mcspo, 2, | |
1230 | j, | |
1231 | (cis | |
1232 | [i + 2 + | |
1233 | 2 * j] << 8) + | |
1234 | cis[i + 1 + | |
1235 | 2 * j]); | |
1236 | } | |
1237 | break; | |
1238 | ||
1239 | case HNBU_PO_MCS5GM: | |
1240 | for (j = 0; j <= (tlen / 2); j++) { | |
1241 | varbuf_append(&b, vstr_mcspo, 5, | |
1242 | j, | |
1243 | (cis | |
1244 | [i + 2 + | |
1245 | 2 * j] << 8) + | |
1246 | cis[i + 1 + | |
1247 | 2 * j]); | |
1248 | } | |
1249 | break; | |
1250 | ||
1251 | case HNBU_PO_MCS5GLH: | |
1252 | for (j = 0; j <= (tlen / 4); j++) { | |
1253 | varbuf_append(&b, vstr_mcspohl, | |
1254 | 5, 'l', j, | |
1255 | (cis | |
1256 | [i + 2 + | |
1257 | 2 * j] << 8) + | |
1258 | cis[i + 1 + | |
1259 | 2 * j]); | |
1260 | } | |
1261 | ||
1262 | for (j = 0; j <= (tlen / 4); j++) { | |
1263 | varbuf_append(&b, vstr_mcspohl, | |
1264 | 5, 'h', j, | |
1265 | (cis | |
1266 | [i + | |
1267 | ((tlen / 2) + | |
1268 | 2) + | |
1269 | 2 * j] << 8) + | |
1270 | cis[i + | |
1271 | ((tlen / 2) + | |
1272 | 1) + 2 * j]); | |
1273 | } | |
1274 | ||
1275 | break; | |
1276 | ||
1277 | case HNBU_PO_CDD: | |
1278 | varbuf_append(&b, vstr_cddpo, | |
1279 | (cis[i + 2] << 8) + | |
1280 | cis[i + 1]); | |
1281 | break; | |
1282 | ||
1283 | case HNBU_PO_STBC: | |
1284 | varbuf_append(&b, vstr_stbcpo, | |
1285 | (cis[i + 2] << 8) + | |
1286 | cis[i + 1]); | |
1287 | break; | |
1288 | ||
1289 | case HNBU_PO_40M: | |
1290 | varbuf_append(&b, vstr_bw40po, | |
1291 | (cis[i + 2] << 8) + | |
1292 | cis[i + 1]); | |
1293 | break; | |
1294 | ||
1295 | case HNBU_PO_40MDUP: | |
1296 | varbuf_append(&b, vstr_bwduppo, | |
1297 | (cis[i + 2] << 8) + | |
1298 | cis[i + 1]); | |
1299 | break; | |
1300 | ||
1301 | case HNBU_OFDMPO5G: | |
1302 | varbuf_append(&b, vstr_ofdm5gpo, | |
1303 | (cis[i + 4] << 24) + | |
1304 | (cis[i + 3] << 16) + | |
1305 | (cis[i + 2] << 8) + | |
1306 | cis[i + 1]); | |
1307 | varbuf_append(&b, vstr_ofdm5glpo, | |
1308 | (cis[i + 8] << 24) + | |
1309 | (cis[i + 7] << 16) + | |
1310 | (cis[i + 6] << 8) + | |
1311 | cis[i + 5]); | |
1312 | varbuf_append(&b, vstr_ofdm5ghpo, | |
1313 | (cis[i + 12] << 24) + | |
1314 | (cis[i + 11] << 16) + | |
1315 | (cis[i + 10] << 8) + | |
1316 | cis[i + 9]); | |
1317 | break; | |
1318 | ||
1319 | case HNBU_CUSTOM1: | |
1320 | varbuf_append(&b, vstr_custom, 1, | |
1321 | ((cis[i + 4] << 24) + | |
1322 | (cis[i + 3] << 16) + | |
1323 | (cis[i + 2] << 8) + | |
1324 | cis[i + 1])); | |
1325 | break; | |
1326 | ||
1327 | #if defined(BCMSDIO) | |
1328 | case HNBU_SROM3SWRGN: | |
1329 | if (tlen >= 73) { | |
7d4df48e | 1330 | u16 srom[35]; |
36ef9a1e | 1331 | u8 srev = cis[i + 1 + 70]; |
a9533e7e HP |
1332 | ASSERT(srev == 3); |
1333 | /* make tuple value 16-bit aligned and parse it */ | |
02160695 SF |
1334 | memcpy(srom, &cis[i + 1], |
1335 | sizeof(srom)); | |
a9533e7e HP |
1336 | _initvars_srom_pci(srev, srom, |
1337 | SROM3_SWRGN_OFF, | |
1338 | &b); | |
1339 | /* 2.4G antenna gain is included in SROM */ | |
0f0881b0 | 1340 | ag_init = true; |
a9533e7e HP |
1341 | /* Ethernet MAC address is included in SROM */ |
1342 | eabuf[0] = 0; | |
1343 | boardnum = -1; | |
1344 | } | |
1345 | /* create extra variables */ | |
1346 | if (tlen >= 75) | |
1347 | varbuf_append(&b, vstr_vendid, | |
1348 | (cis[i + 1 + 73] | |
1349 | << 8) + cis[i + | |
1350 | 1 + | |
1351 | 72]); | |
1352 | if (tlen >= 77) | |
1353 | varbuf_append(&b, vstr_devid, | |
1354 | (cis[i + 1 + 75] | |
1355 | << 8) + cis[i + | |
1356 | 1 + | |
1357 | 74]); | |
1358 | if (tlen >= 79) | |
1359 | varbuf_append(&b, vstr_xtalfreq, | |
1360 | (cis[i + 1 + 77] | |
1361 | << 8) + cis[i + | |
1362 | 1 + | |
1363 | 76]); | |
1364 | break; | |
1365 | #endif /* defined(BCMSDIO) */ | |
1366 | ||
1367 | case HNBU_CCKFILTTYPE: | |
1368 | varbuf_append(&b, vstr_cckdigfilttype, | |
1369 | (cis[i + 1])); | |
1370 | break; | |
1371 | } | |
1372 | ||
1373 | break; | |
1374 | } | |
1375 | i += tlen; | |
1376 | } while (tup != CISTPL_END); | |
1377 | } | |
1378 | ||
1379 | if (boardnum != -1) { | |
1380 | varbuf_append(&b, vstr_boardnum, boardnum); | |
1381 | } | |
1382 | ||
1383 | if (eabuf[0]) { | |
1384 | varbuf_append(&b, vstr_macaddr, eabuf); | |
1385 | } | |
1386 | ||
1387 | /* if there is no antenna gain field, set default */ | |
0965ae88 | 1388 | if (getvar(NULL, "ag0") == NULL && ag_init == false) { |
a9533e7e HP |
1389 | varbuf_append(&b, vstr_ag, 0, 0xff); |
1390 | } | |
1391 | ||
1392 | /* final nullbyte terminator */ | |
1393 | ASSERT(b.size >= 1); | |
1394 | *b.buf++ = '\0'; | |
1395 | ||
1396 | ASSERT(b.buf - base <= MAXSZ_NVRAM_VARS); | |
26bcc181 | 1397 | err = initvars_table(base, b.buf, vars, count); |
a9533e7e | 1398 | |
182acb3c | 1399 | kfree(base); |
a9533e7e HP |
1400 | return err; |
1401 | } | |
1402 | ||
1403 | /* In chips with chipcommon rev 32 and later, the srom is in chipcommon, | |
1404 | * not in the bus cores. | |
1405 | */ | |
7d4df48e | 1406 | static u16 |
26bcc181 | 1407 | srom_cc_cmd(si_t *sih, void *ccregs, u32 cmd, |
e69284f2 | 1408 | uint wordoff, u16 data) |
a9533e7e HP |
1409 | { |
1410 | chipcregs_t *cc = (chipcregs_t *) ccregs; | |
1411 | uint wait_cnt = 1000; | |
1412 | ||
1413 | if ((cmd == SRC_OP_READ) || (cmd == SRC_OP_WRITE)) { | |
ff31c54c | 1414 | W_REG(&cc->sromaddress, wordoff * 2); |
a9533e7e | 1415 | if (cmd == SRC_OP_WRITE) |
ff31c54c | 1416 | W_REG(&cc->sromdata, data); |
a9533e7e HP |
1417 | } |
1418 | ||
ff31c54c | 1419 | W_REG(&cc->sromcontrol, SRC_START | cmd); |
a9533e7e HP |
1420 | |
1421 | while (wait_cnt--) { | |
ff31c54c | 1422 | if ((R_REG(&cc->sromcontrol) & SRC_BUSY) == 0) |
a9533e7e HP |
1423 | break; |
1424 | } | |
1425 | ||
1426 | if (!wait_cnt) { | |
1427 | BS_ERROR(("%s: Command 0x%x timed out\n", __func__, cmd)); | |
1428 | return 0xffff; | |
1429 | } | |
1430 | if (cmd == SRC_OP_READ) | |
ff31c54c | 1431 | return (u16) R_REG(&cc->sromdata); |
a9533e7e HP |
1432 | else |
1433 | return 0xffff; | |
1434 | } | |
1435 | ||
f3171549 SF |
1436 | static inline void ltoh16_buf(u16 *buf, unsigned int size) |
1437 | { | |
1438 | for (size /= 2; size; size--) | |
1439 | *(buf + size) = le16_to_cpu(*(buf + size)); | |
1440 | } | |
1441 | ||
1442 | static inline void htol16_buf(u16 *buf, unsigned int size) | |
1443 | { | |
1444 | for (size /= 2; size; size--) | |
1445 | *(buf + size) = cpu_to_le16(*(buf + size)); | |
1446 | } | |
1447 | ||
a9533e7e HP |
1448 | /* |
1449 | * Read in and validate sprom. | |
1450 | * Return 0 on success, nonzero on error. | |
1451 | */ | |
1452 | static int | |
26bcc181 | 1453 | sprom_read_pci(si_t *sih, u16 *sprom, uint wordoff, |
7d4df48e | 1454 | u16 *buf, uint nwords, bool check_crc) |
a9533e7e HP |
1455 | { |
1456 | int err = 0; | |
1457 | uint i; | |
1458 | void *ccregs = NULL; | |
1459 | ||
1460 | /* read the sprom */ | |
1461 | for (i = 0; i < nwords; i++) { | |
1462 | ||
1463 | if (sih->ccrev > 31 && ISSIM_ENAB(sih)) { | |
1464 | /* use indirect since direct is too slow on QT */ | |
1465 | if ((sih->cccaps & CC_CAP_SROM) == 0) | |
1466 | return 1; | |
1467 | ||
36ef9a1e | 1468 | ccregs = (void *)((u8 *) sprom - CC_SROM_OTP); |
a9533e7e | 1469 | buf[i] = |
26bcc181 | 1470 | srom_cc_cmd(sih, ccregs, SRC_OP_READ, |
a9533e7e HP |
1471 | wordoff + i, 0); |
1472 | ||
1473 | } else { | |
1474 | if (ISSIM_ENAB(sih)) | |
ff31c54c | 1475 | buf[i] = R_REG(&sprom[wordoff + i]); |
a9533e7e | 1476 | |
ff31c54c | 1477 | buf[i] = R_REG(&sprom[wordoff + i]); |
a9533e7e HP |
1478 | } |
1479 | ||
1480 | } | |
1481 | ||
1482 | /* bypass crc checking for simulation to allow srom hack */ | |
1483 | if (ISSIM_ENAB(sih)) | |
1484 | return err; | |
1485 | ||
1486 | if (check_crc) { | |
1487 | ||
1488 | if (buf[0] == 0xffff) { | |
1489 | /* The hardware thinks that an srom that starts with 0xffff | |
1490 | * is blank, regardless of the rest of the content, so declare | |
1491 | * it bad. | |
1492 | */ | |
1493 | BS_ERROR(("%s: buf[0] = 0x%x, returning bad-crc\n", | |
1494 | __func__, buf[0])); | |
1495 | return 1; | |
1496 | } | |
1497 | ||
1498 | /* fixup the endianness so crc8 will pass */ | |
1499 | htol16_buf(buf, nwords * 2); | |
36ef9a1e | 1500 | if (hndcrc8((u8 *) buf, nwords * 2, CRC8_INIT_VALUE) != |
a9533e7e HP |
1501 | CRC8_GOOD_VALUE) { |
1502 | /* DBG only pci always read srom4 first, then srom8/9 */ | |
1503 | /* BS_ERROR(("%s: bad crc\n", __func__)); */ | |
1504 | err = 1; | |
1505 | } | |
1506 | /* now correct the endianness of the byte array */ | |
1507 | ltoh16_buf(buf, nwords * 2); | |
1508 | } | |
1509 | return err; | |
1510 | } | |
1511 | ||
1512 | #if defined(BCMNVRAMR) | |
26bcc181 | 1513 | static int otp_read_pci(si_t *sih, u16 *buf, uint bufsz) |
a9533e7e | 1514 | { |
36ef9a1e | 1515 | u8 *otp; |
a9533e7e HP |
1516 | uint sz = OTP_SZ_MAX / 2; /* size in words */ |
1517 | int err = 0; | |
1518 | ||
1519 | ASSERT(bufsz <= OTP_SZ_MAX); | |
1520 | ||
5fcc1fcb | 1521 | otp = kzalloc(OTP_SZ_MAX, GFP_ATOMIC); |
ca8c1e59 | 1522 | if (otp == NULL) { |
a9533e7e HP |
1523 | return BCME_ERROR; |
1524 | } | |
1525 | ||
7d4df48e | 1526 | err = otp_read_region(sih, OTP_HW_RGN, (u16 *) otp, &sz); |
a9533e7e | 1527 | |
02160695 | 1528 | memcpy(buf, otp, bufsz); |
a9533e7e | 1529 | |
46d994b1 | 1530 | kfree(otp); |
a9533e7e HP |
1531 | |
1532 | /* Check CRC */ | |
1533 | if (buf[0] == 0xffff) { | |
1534 | /* The hardware thinks that an srom that starts with 0xffff | |
1535 | * is blank, regardless of the rest of the content, so declare | |
1536 | * it bad. | |
1537 | */ | |
1538 | BS_ERROR(("%s: buf[0] = 0x%x, returning bad-crc\n", __func__, | |
1539 | buf[0])); | |
1540 | return 1; | |
1541 | } | |
1542 | ||
1543 | /* fixup the endianness so crc8 will pass */ | |
1544 | htol16_buf(buf, bufsz); | |
36ef9a1e | 1545 | if (hndcrc8((u8 *) buf, SROM4_WORDS * 2, CRC8_INIT_VALUE) != |
a9533e7e HP |
1546 | CRC8_GOOD_VALUE) { |
1547 | BS_ERROR(("%s: bad crc\n", __func__)); | |
1548 | err = 1; | |
1549 | } | |
1550 | /* now correct the endianness of the byte array */ | |
1551 | ltoh16_buf(buf, bufsz); | |
1552 | ||
1553 | return err; | |
1554 | } | |
1555 | #endif /* defined(BCMNVRAMR) */ | |
1556 | /* | |
1557 | * Create variable table from memory. | |
1558 | * Return 0 on success, nonzero on error. | |
1559 | */ | |
26bcc181 | 1560 | static int initvars_table(char *start, char *end, |
e69284f2 | 1561 | char **vars, uint *count) |
0d2f0724 | 1562 | { |
a9533e7e HP |
1563 | int c = (int)(end - start); |
1564 | ||
1565 | /* do it only when there is more than just the null string */ | |
1566 | if (c > 1) { | |
5fcc1fcb | 1567 | char *vp = kmalloc(c, GFP_ATOMIC); |
a9533e7e HP |
1568 | ASSERT(vp != NULL); |
1569 | if (!vp) | |
1570 | return BCME_NOMEM; | |
02160695 | 1571 | memcpy(vp, start, c); |
a9533e7e HP |
1572 | *vars = vp; |
1573 | *count = c; | |
1574 | } else { | |
1575 | *vars = NULL; | |
1576 | *count = 0; | |
1577 | } | |
1578 | ||
1579 | return 0; | |
1580 | } | |
1581 | ||
1582 | /* | |
1583 | * Find variables with <devpath> from flash. 'base' points to the beginning | |
1584 | * of the table upon enter and to the end of the table upon exit when success. | |
1585 | * Return 0 on success, nonzero on error. | |
1586 | */ | |
26bcc181 | 1587 | static int initvars_flash(si_t *sih, char **base, uint len) |
a2627bc0 | 1588 | { |
a9533e7e HP |
1589 | char *vp = *base; |
1590 | char *flash; | |
1591 | int err; | |
1592 | char *s; | |
1593 | uint l, dl, copy_len; | |
1594 | char devpath[SI_DEVPATH_BUFSZ]; | |
1595 | ||
1596 | /* allocate memory and read in flash */ | |
5fcc1fcb | 1597 | flash = kmalloc(NVRAM_SPACE, GFP_ATOMIC); |
ca8c1e59 | 1598 | if (!flash) |
a9533e7e | 1599 | return BCME_NOMEM; |
ca8c1e59 JC |
1600 | err = nvram_getall(flash, NVRAM_SPACE); |
1601 | if (err) | |
a9533e7e HP |
1602 | goto exit; |
1603 | ||
1604 | si_devpath(sih, devpath, sizeof(devpath)); | |
1605 | ||
1606 | /* grab vars with the <devpath> prefix in name */ | |
1607 | dl = strlen(devpath); | |
1608 | for (s = flash; s && *s; s += l + 1) { | |
1609 | l = strlen(s); | |
1610 | ||
1611 | /* skip non-matching variable */ | |
1612 | if (strncmp(s, devpath, dl)) | |
1613 | continue; | |
1614 | ||
1615 | /* is there enough room to copy? */ | |
1616 | copy_len = l - dl + 1; | |
1617 | if (len < copy_len) { | |
1618 | err = BCME_BUFTOOSHORT; | |
1619 | goto exit; | |
1620 | } | |
1621 | ||
1622 | /* no prefix, just the name=value */ | |
1623 | strncpy(vp, &s[dl], copy_len); | |
1624 | vp += copy_len; | |
1625 | len -= copy_len; | |
1626 | } | |
1627 | ||
1628 | /* add null string as terminator */ | |
1629 | if (len < 1) { | |
1630 | err = BCME_BUFTOOSHORT; | |
1631 | goto exit; | |
1632 | } | |
1633 | *vp++ = '\0'; | |
1634 | ||
1635 | *base = vp; | |
1636 | ||
182acb3c | 1637 | exit: kfree(flash); |
a9533e7e HP |
1638 | return err; |
1639 | } | |
1640 | ||
1641 | /* | |
1642 | * Initialize nonvolatile variable table from flash. | |
1643 | * Return 0 on success, nonzero on error. | |
1644 | */ | |
0d2f0724 | 1645 | static int initvars_flash_si(si_t *sih, char **vars, uint *count) |
a2627bc0 | 1646 | { |
a9533e7e HP |
1647 | char *vp, *base; |
1648 | int err; | |
1649 | ||
1650 | ASSERT(vars != NULL); | |
1651 | ASSERT(count != NULL); | |
1652 | ||
5fcc1fcb | 1653 | base = vp = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC); |
a9533e7e HP |
1654 | ASSERT(vp != NULL); |
1655 | if (!vp) | |
1656 | return BCME_NOMEM; | |
1657 | ||
26bcc181 | 1658 | err = initvars_flash(sih, &vp, MAXSZ_NVRAM_VARS); |
ca8c1e59 | 1659 | if (err == 0) |
26bcc181 | 1660 | err = initvars_table(base, vp, vars, count); |
a9533e7e | 1661 | |
182acb3c | 1662 | kfree(base); |
a9533e7e HP |
1663 | |
1664 | return err; | |
1665 | } | |
1666 | ||
1667 | /* Parse SROM and create name=value pairs. 'srom' points to | |
1668 | * the SROM word array. 'off' specifies the offset of the | |
1669 | * first word 'srom' points to, which should be either 0 or | |
1670 | * SROM3_SWRG_OFF (full SROM or software region). | |
1671 | */ | |
1672 | ||
7d4df48e | 1673 | static uint mask_shift(u16 mask) |
a9533e7e HP |
1674 | { |
1675 | uint i; | |
1676 | for (i = 0; i < (sizeof(mask) << 3); i++) { | |
1677 | if (mask & (1 << i)) | |
1678 | return i; | |
1679 | } | |
1680 | ASSERT(mask); | |
1681 | return 0; | |
1682 | } | |
1683 | ||
7d4df48e | 1684 | static uint mask_width(u16 mask) |
a9533e7e HP |
1685 | { |
1686 | int i; | |
1687 | for (i = (sizeof(mask) << 3) - 1; i >= 0; i--) { | |
1688 | if (mask & (1 << i)) | |
1689 | return (uint) (i - mask_shift(mask) + 1); | |
1690 | } | |
1691 | ASSERT(mask); | |
1692 | return 0; | |
1693 | } | |
1694 | ||
1695 | #if defined(BCMDBG) | |
7d4df48e | 1696 | static bool mask_valid(u16 mask) |
a9533e7e HP |
1697 | { |
1698 | uint shift = mask_shift(mask); | |
1699 | uint width = mask_width(mask); | |
1700 | return mask == ((~0 << shift) & ~(~0 << (shift + width))); | |
1701 | } | |
1702 | #endif /* BCMDBG */ | |
1703 | ||
0d2f0724 GKH |
1704 | static void _initvars_srom_pci(u8 sromrev, u16 *srom, uint off, varbuf_t *b) |
1705 | { | |
7d4df48e | 1706 | u16 w; |
66cbd3ab | 1707 | u32 val; |
a9533e7e HP |
1708 | const sromvar_t *srv; |
1709 | uint width; | |
1710 | uint flags; | |
66cbd3ab | 1711 | u32 sr = (1 << sromrev); |
a9533e7e HP |
1712 | |
1713 | varbuf_append(b, "sromrev=%d", sromrev); | |
1714 | ||
1715 | for (srv = pci_sromvars; srv->name != NULL; srv++) { | |
1716 | const char *name; | |
1717 | ||
1718 | if ((srv->revmask & sr) == 0) | |
1719 | continue; | |
1720 | ||
1721 | if (srv->off < off) | |
1722 | continue; | |
1723 | ||
1724 | flags = srv->flags; | |
1725 | name = srv->name; | |
1726 | ||
1727 | /* This entry is for mfgc only. Don't generate param for it, */ | |
1728 | if (flags & SRFL_NOVAR) | |
1729 | continue; | |
1730 | ||
1731 | if (flags & SRFL_ETHADDR) { | |
a44d4236 | 1732 | u8 ea[ETH_ALEN]; |
a9533e7e | 1733 | |
a44d4236 AS |
1734 | ea[0] = (srom[srv->off - off] >> 8) & 0xff; |
1735 | ea[1] = srom[srv->off - off] & 0xff; | |
1736 | ea[2] = (srom[srv->off + 1 - off] >> 8) & 0xff; | |
1737 | ea[3] = srom[srv->off + 1 - off] & 0xff; | |
1738 | ea[4] = (srom[srv->off + 2 - off] >> 8) & 0xff; | |
1739 | ea[5] = srom[srv->off + 2 - off] & 0xff; | |
a9533e7e | 1740 | |
a44d4236 | 1741 | varbuf_append(b, "%s=%pM", name, ea); |
a9533e7e HP |
1742 | } else { |
1743 | ASSERT(mask_valid(srv->mask)); | |
1744 | ASSERT(mask_width(srv->mask)); | |
1745 | ||
1746 | w = srom[srv->off - off]; | |
1747 | val = (w & srv->mask) >> mask_shift(srv->mask); | |
1748 | width = mask_width(srv->mask); | |
1749 | ||
1750 | while (srv->flags & SRFL_MORE) { | |
1751 | srv++; | |
1752 | ASSERT(srv->name != NULL); | |
1753 | ||
1754 | if (srv->off == 0 || srv->off < off) | |
1755 | continue; | |
1756 | ||
1757 | ASSERT(mask_valid(srv->mask)); | |
1758 | ASSERT(mask_width(srv->mask)); | |
1759 | ||
1760 | w = srom[srv->off - off]; | |
1761 | val += | |
1762 | ((w & srv->mask) >> mask_shift(srv-> | |
1763 | mask)) << | |
1764 | width; | |
1765 | width += mask_width(srv->mask); | |
1766 | } | |
1767 | ||
1768 | if ((flags & SRFL_NOFFS) | |
1769 | && ((int)val == (1 << width) - 1)) | |
1770 | continue; | |
1771 | ||
1772 | if (flags & SRFL_CCODE) { | |
1773 | if (val == 0) | |
1774 | varbuf_append(b, "ccode="); | |
1775 | else | |
1776 | varbuf_append(b, "ccode=%c%c", | |
1777 | (val >> 8), (val & 0xff)); | |
1778 | } | |
1779 | /* LED Powersave duty cycle has to be scaled: | |
1780 | *(oncount >> 24) (offcount >> 8) | |
1781 | */ | |
1782 | else if (flags & SRFL_LEDDC) { | |
66cbd3ab | 1783 | u32 w32 = (((val >> 8) & 0xff) << 24) | /* oncount */ |
a9533e7e HP |
1784 | (((val & 0xff)) << 8); /* offcount */ |
1785 | varbuf_append(b, "leddc=%d", w32); | |
1786 | } else if (flags & SRFL_PRHEX) | |
1787 | varbuf_append(b, "%s=0x%x", name, val); | |
1788 | else if ((flags & SRFL_PRSIGN) | |
1789 | && (val & (1 << (width - 1)))) | |
1790 | varbuf_append(b, "%s=%d", name, | |
1791 | (int)(val | (~0 << width))); | |
1792 | else | |
1793 | varbuf_append(b, "%s=%u", name, val); | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | if (sromrev >= 4) { | |
1798 | /* Do per-path variables */ | |
1799 | uint p, pb, psz; | |
1800 | ||
1801 | if (sromrev >= 8) { | |
1802 | pb = SROM8_PATH0; | |
1803 | psz = SROM8_PATH1 - SROM8_PATH0; | |
1804 | } else { | |
1805 | pb = SROM4_PATH0; | |
1806 | psz = SROM4_PATH1 - SROM4_PATH0; | |
1807 | } | |
1808 | ||
1809 | for (p = 0; p < MAX_PATH_SROM; p++) { | |
1810 | for (srv = perpath_pci_sromvars; srv->name != NULL; | |
1811 | srv++) { | |
1812 | if ((srv->revmask & sr) == 0) | |
1813 | continue; | |
1814 | ||
1815 | if (pb + srv->off < off) | |
1816 | continue; | |
1817 | ||
1818 | /* This entry is for mfgc only. Don't generate param for it, */ | |
1819 | if (srv->flags & SRFL_NOVAR) | |
1820 | continue; | |
1821 | ||
1822 | w = srom[pb + srv->off - off]; | |
1823 | ||
1824 | ASSERT(mask_valid(srv->mask)); | |
1825 | val = (w & srv->mask) >> mask_shift(srv->mask); | |
1826 | width = mask_width(srv->mask); | |
1827 | ||
1828 | /* Cheating: no per-path var is more than 1 word */ | |
1829 | ||
1830 | if ((srv->flags & SRFL_NOFFS) | |
1831 | && ((int)val == (1 << width) - 1)) | |
1832 | continue; | |
1833 | ||
1834 | if (srv->flags & SRFL_PRHEX) | |
1835 | varbuf_append(b, "%s%d=0x%x", srv->name, | |
1836 | p, val); | |
1837 | else | |
1838 | varbuf_append(b, "%s%d=%d", srv->name, | |
1839 | p, val); | |
1840 | } | |
1841 | pb += psz; | |
1842 | } | |
1843 | } | |
1844 | } | |
1845 | ||
1846 | /* | |
1847 | * Initialize nonvolatile variable table from sprom. | |
1848 | * Return 0 on success, nonzero on error. | |
1849 | */ | |
0d2f0724 GKH |
1850 | static int initvars_srom_pci(si_t *sih, void *curmap, char **vars, uint *count) |
1851 | { | |
7d4df48e | 1852 | u16 *srom, *sromwindow; |
36ef9a1e | 1853 | u8 sromrev = 0; |
66cbd3ab | 1854 | u32 sr; |
a9533e7e HP |
1855 | varbuf_t b; |
1856 | char *vp, *base = NULL; | |
0965ae88 | 1857 | bool flash = false; |
a9533e7e HP |
1858 | int err = 0; |
1859 | ||
1860 | /* | |
1861 | * Apply CRC over SROM content regardless SROM is present or not, | |
25985edc | 1862 | * and use variable <devpath>sromrev's existence in flash to decide |
a9533e7e HP |
1863 | * if we should return an error when CRC fails or read SROM variables |
1864 | * from flash. | |
1865 | */ | |
5fcc1fcb | 1866 | srom = kmalloc(SROM_MAX, GFP_ATOMIC); |
a9533e7e HP |
1867 | ASSERT(srom != NULL); |
1868 | if (!srom) | |
1869 | return -2; | |
1870 | ||
7d4df48e | 1871 | sromwindow = (u16 *) SROM_OFFSET(sih); |
a9533e7e HP |
1872 | if (si_is_sprom_available(sih)) { |
1873 | err = | |
26bcc181 | 1874 | sprom_read_pci(sih, sromwindow, 0, srom, SROM_WORDS, |
0f0881b0 | 1875 | true); |
a9533e7e HP |
1876 | |
1877 | if ((srom[SROM4_SIGN] == SROM4_SIGNATURE) || | |
1878 | (((sih->buscoretype == PCIE_CORE_ID) | |
1879 | && (sih->buscorerev >= 6)) | |
1880 | || ((sih->buscoretype == PCI_CORE_ID) | |
1881 | && (sih->buscorerev >= 0xe)))) { | |
1882 | /* sromrev >= 4, read more */ | |
1883 | err = | |
26bcc181 | 1884 | sprom_read_pci(sih, sromwindow, 0, srom, |
0f0881b0 | 1885 | SROM4_WORDS, true); |
a9533e7e HP |
1886 | sromrev = srom[SROM4_CRCREV] & 0xff; |
1887 | if (err) | |
1888 | BS_ERROR(("%s: srom %d, bad crc\n", __func__, | |
1889 | sromrev)); | |
1890 | ||
1891 | } else if (err == 0) { | |
1892 | /* srom is good and is rev < 4 */ | |
1893 | /* top word of sprom contains version and crc8 */ | |
1894 | sromrev = srom[SROM_CRCREV] & 0xff; | |
1895 | /* bcm4401 sroms misprogrammed */ | |
1896 | if (sromrev == 0x10) | |
1897 | sromrev = 1; | |
1898 | } | |
1899 | } | |
1900 | #if defined(BCMNVRAMR) | |
1901 | /* Use OTP if SPROM not available */ | |
a9533e7e | 1902 | else { |
26bcc181 AS |
1903 | err = otp_read_pci(sih, srom, SROM_MAX); |
1904 | if (err == 0) | |
1905 | /* OTP only contain SROM rev8/rev9 for now */ | |
1906 | sromrev = srom[SROM4_CRCREV] & 0xff; | |
1907 | else | |
1908 | err = 1; | |
a9533e7e | 1909 | } |
26bcc181 AS |
1910 | #else |
1911 | else | |
1912 | err = 1; | |
1913 | #endif | |
a9533e7e | 1914 | |
26bcc181 AS |
1915 | /* |
1916 | * We want internal/wltest driver to come up with default | |
1917 | * sromvars so we can program a blank SPROM/OTP. | |
a9533e7e HP |
1918 | */ |
1919 | if (err) { | |
1920 | char *value; | |
66cbd3ab | 1921 | u32 val; |
a9533e7e HP |
1922 | val = 0; |
1923 | ||
26bcc181 | 1924 | BS_ERROR(("Neither SPROM nor OTP has valid image\n")); |
ca8c1e59 JC |
1925 | value = si_getdevpathvar(sih, "sromrev"); |
1926 | if (value) { | |
36ef9a1e | 1927 | sromrev = (u8) simple_strtoul(value, NULL, 0); |
0f0881b0 | 1928 | flash = true; |
a9533e7e HP |
1929 | goto varscont; |
1930 | } | |
1931 | ||
1932 | BS_ERROR(("%s, SROM CRC Error\n", __func__)); | |
1933 | ||
ca8c1e59 JC |
1934 | value = si_getnvramflvar(sih, "sromrev"); |
1935 | if (value) { | |
a9533e7e HP |
1936 | err = 0; |
1937 | goto errout; | |
1938 | } | |
1939 | ||
1940 | { | |
1941 | err = -1; | |
1942 | goto errout; | |
1943 | } | |
1944 | } | |
1945 | ||
1946 | varscont: | |
1947 | /* Bitmask for the sromrev */ | |
1948 | sr = 1 << sromrev; | |
1949 | ||
1950 | /* srom version check: Current valid versions: 1, 2, 3, 4, 5, 8, 9 */ | |
1951 | if ((sr & 0x33e) == 0) { | |
1952 | err = -2; | |
1953 | goto errout; | |
1954 | } | |
1955 | ||
1956 | ASSERT(vars != NULL); | |
1957 | ASSERT(count != NULL); | |
1958 | ||
5fcc1fcb | 1959 | base = vp = kmalloc(MAXSZ_NVRAM_VARS, GFP_ATOMIC); |
a9533e7e HP |
1960 | ASSERT(vp != NULL); |
1961 | if (!vp) { | |
1962 | err = -2; | |
1963 | goto errout; | |
1964 | } | |
1965 | ||
1966 | /* read variables from flash */ | |
1967 | if (flash) { | |
26bcc181 | 1968 | err = initvars_flash(sih, &vp, MAXSZ_NVRAM_VARS); |
ca8c1e59 | 1969 | if (err) |
a9533e7e HP |
1970 | goto errout; |
1971 | goto varsdone; | |
1972 | } | |
1973 | ||
1974 | varbuf_init(&b, base, MAXSZ_NVRAM_VARS); | |
1975 | ||
1976 | /* parse SROM into name=value pairs. */ | |
1977 | _initvars_srom_pci(sromrev, srom, 0, &b); | |
1978 | ||
1979 | /* final nullbyte terminator */ | |
1980 | ASSERT(b.size >= 1); | |
1981 | vp = b.buf; | |
1982 | *vp++ = '\0'; | |
1983 | ||
1984 | ASSERT((vp - base) <= MAXSZ_NVRAM_VARS); | |
1985 | ||
1986 | varsdone: | |
26bcc181 | 1987 | err = initvars_table(base, vp, vars, count); |
a9533e7e HP |
1988 | |
1989 | errout: | |
1990 | if (base) | |
182acb3c | 1991 | kfree(base); |
a9533e7e | 1992 | |
182acb3c | 1993 | kfree(srom); |
a9533e7e HP |
1994 | return err; |
1995 | } | |
1996 | ||
1997 | #ifdef BCMSDIO | |
1998 | /* | |
1999 | * Read the SDIO cis and call parsecis to initialize the vars. | |
2000 | * Return 0 on success, nonzero on error. | |
2001 | */ | |
26bcc181 | 2002 | static int initvars_cis_sdio(char **vars, uint *count) |
a2627bc0 | 2003 | { |
36ef9a1e | 2004 | u8 *cis[SBSDIO_NUM_FUNCTION + 1]; |
a9533e7e HP |
2005 | uint fn, numfn; |
2006 | int rc = 0; | |
2007 | ||
2008 | numfn = bcmsdh_query_iofnum(NULL); | |
2009 | ASSERT(numfn <= SDIOD_MAX_IOFUNCS); | |
2010 | ||
2011 | for (fn = 0; fn <= numfn; fn++) { | |
5fcc1fcb | 2012 | cis[fn] = kzalloc(SBSDIO_CIS_SIZE_LIMIT, GFP_ATOMIC); |
ca8c1e59 | 2013 | if (cis[fn] == NULL) { |
a9533e7e HP |
2014 | rc = -1; |
2015 | break; | |
2016 | } | |
2017 | ||
a9533e7e HP |
2018 | if (bcmsdh_cis_read(NULL, fn, cis[fn], SBSDIO_CIS_SIZE_LIMIT) != |
2019 | 0) { | |
182acb3c | 2020 | kfree(cis[fn]); |
a9533e7e HP |
2021 | rc = -2; |
2022 | break; | |
2023 | } | |
2024 | } | |
2025 | ||
2026 | if (!rc) | |
26bcc181 | 2027 | rc = srom_parsecis(cis, fn, vars, count); |
a9533e7e HP |
2028 | |
2029 | while (fn-- > 0) | |
182acb3c | 2030 | kfree(cis[fn]); |
a9533e7e | 2031 | |
90ea2296 | 2032 | return rc; |
a9533e7e HP |
2033 | } |
2034 | ||
2035 | /* set SDIO sprom command register */ | |
26bcc181 | 2036 | static int sprom_cmd_sdio(u8 cmd) |
a2627bc0 | 2037 | { |
36ef9a1e | 2038 | u8 status = 0; |
a9533e7e HP |
2039 | uint wait_cnt = 1000; |
2040 | ||
2041 | /* write sprom command register */ | |
2042 | bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_CS, cmd, NULL); | |
2043 | ||
2044 | /* wait status */ | |
2045 | while (wait_cnt--) { | |
2046 | status = | |
2047 | bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_CS, NULL); | |
2048 | if (status & SBSDIO_SPROM_DONE) | |
2049 | return 0; | |
2050 | } | |
2051 | ||
2052 | return 1; | |
2053 | } | |
2054 | ||
2055 | /* read a word from the SDIO srom */ | |
26bcc181 | 2056 | static int sprom_read_sdio(u16 addr, u16 *data) |
a9533e7e | 2057 | { |
36ef9a1e | 2058 | u8 addr_l, addr_h, data_l, data_h; |
a9533e7e | 2059 | |
36ef9a1e GKH |
2060 | addr_l = (u8) ((addr * 2) & 0xff); |
2061 | addr_h = (u8) (((addr * 2) >> 8) & 0xff); | |
a9533e7e HP |
2062 | |
2063 | /* set address */ | |
2064 | bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_ADDR_HIGH, addr_h, | |
2065 | NULL); | |
2066 | bcmsdh_cfg_write(NULL, SDIO_FUNC_1, SBSDIO_SPROM_ADDR_LOW, addr_l, | |
2067 | NULL); | |
2068 | ||
2069 | /* do read */ | |
26bcc181 | 2070 | if (sprom_cmd_sdio(SBSDIO_SPROM_READ)) |
a9533e7e HP |
2071 | return 1; |
2072 | ||
2073 | /* read data */ | |
2074 | data_h = | |
2075 | bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_DATA_HIGH, NULL); | |
2076 | data_l = | |
2077 | bcmsdh_cfg_read(NULL, SDIO_FUNC_1, SBSDIO_SPROM_DATA_LOW, NULL); | |
2078 | ||
2079 | *data = (data_h << 8) | data_l; | |
2080 | return 0; | |
2081 | } | |
2082 | #endif /* BCMSDIO */ | |
2083 | ||
26bcc181 | 2084 | static int initvars_srom_si(si_t *sih, void *curmap, char **vars, uint *varsz) |
0d2f0724 | 2085 | { |
a9533e7e HP |
2086 | /* Search flash nvram section for srom variables */ |
2087 | return initvars_flash_si(sih, vars, varsz); | |
2088 | } |