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019eee2e HM |
1 | /* |
2 | * Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org> | |
3 | * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org> | |
4 | * Copyright (C) 2006 Michael Buesch <m@bues.ch> | |
5 | * Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org> | |
6 | * Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
12 | * | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
14 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
15 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | |
16 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
17 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
18 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
19 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
20 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
22 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 | * | |
24 | * You should have received a copy of the GNU General Public License along | |
25 | * with this program; if not, write to the Free Software Foundation, Inc., | |
26 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
27 | */ | |
28 | ||
29 | #include <bcm47xx.h> | |
103c0bf3 HM |
30 | #include <linux/if_ether.h> |
31 | #include <linux/etherdevice.h> | |
019eee2e HM |
32 | |
33 | static void create_key(const char *prefix, const char *postfix, | |
34 | const char *name, char *buf, int len) | |
35 | { | |
36 | if (prefix && postfix) | |
37 | snprintf(buf, len, "%s%s%s", prefix, name, postfix); | |
38 | else if (prefix) | |
39 | snprintf(buf, len, "%s%s", prefix, name); | |
40 | else if (postfix) | |
41 | snprintf(buf, len, "%s%s", name, postfix); | |
42 | else | |
43 | snprintf(buf, len, "%s", name); | |
44 | } | |
45 | ||
b8ebbaff HM |
46 | static int get_nvram_var(const char *prefix, const char *postfix, |
47 | const char *name, char *buf, int len, bool fallback) | |
48 | { | |
49 | char key[40]; | |
50 | int err; | |
51 | ||
52 | create_key(prefix, postfix, name, key, sizeof(key)); | |
53 | ||
111bd981 | 54 | err = bcm47xx_nvram_getenv(key, buf, len); |
ee7e2f3c | 55 | if (fallback && err == -ENOENT && prefix) { |
b8ebbaff | 56 | create_key(NULL, postfix, name, key, sizeof(key)); |
111bd981 | 57 | err = bcm47xx_nvram_getenv(key, buf, len); |
b8ebbaff HM |
58 | } |
59 | return err; | |
60 | } | |
61 | ||
019eee2e | 62 | #define NVRAM_READ_VAL(type) \ |
2f94acde RM |
63 | static void nvram_read_ ## type(const char *prefix, \ |
64 | const char *postfix, const char *name, \ | |
65 | type *val, type allset, bool fallback) \ | |
019eee2e HM |
66 | { \ |
67 | char buf[100]; \ | |
019eee2e HM |
68 | int err; \ |
69 | type var; \ | |
70 | \ | |
b8ebbaff HM |
71 | err = get_nvram_var(prefix, postfix, name, buf, sizeof(buf), \ |
72 | fallback); \ | |
019eee2e HM |
73 | if (err < 0) \ |
74 | return; \ | |
924ffb7d | 75 | err = kstrto ## type(strim(buf), 0, &var); \ |
019eee2e | 76 | if (err) { \ |
b8ebbaff HM |
77 | pr_warn("can not parse nvram name %s%s%s with value %s got %i\n", \ |
78 | prefix, name, postfix, buf, err); \ | |
019eee2e HM |
79 | return; \ |
80 | } \ | |
81 | if (allset && var == allset) \ | |
82 | return; \ | |
83 | *val = var; \ | |
84 | } | |
85 | ||
86 | NVRAM_READ_VAL(u8) | |
87 | NVRAM_READ_VAL(s8) | |
88 | NVRAM_READ_VAL(u16) | |
89 | NVRAM_READ_VAL(u32) | |
90 | ||
91 | #undef NVRAM_READ_VAL | |
92 | ||
93 | static void nvram_read_u32_2(const char *prefix, const char *name, | |
b8ebbaff | 94 | u16 *val_lo, u16 *val_hi, bool fallback) |
019eee2e HM |
95 | { |
96 | char buf[100]; | |
019eee2e HM |
97 | int err; |
98 | u32 val; | |
99 | ||
b8ebbaff | 100 | err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); |
019eee2e HM |
101 | if (err < 0) |
102 | return; | |
924ffb7d | 103 | err = kstrtou32(strim(buf), 0, &val); |
019eee2e | 104 | if (err) { |
b8ebbaff HM |
105 | pr_warn("can not parse nvram name %s%s with value %s got %i\n", |
106 | prefix, name, buf, err); | |
019eee2e HM |
107 | return; |
108 | } | |
109 | *val_lo = (val & 0x0000FFFFU); | |
110 | *val_hi = (val & 0xFFFF0000U) >> 16; | |
111 | } | |
112 | ||
113 | static void nvram_read_leddc(const char *prefix, const char *name, | |
b8ebbaff HM |
114 | u8 *leddc_on_time, u8 *leddc_off_time, |
115 | bool fallback) | |
019eee2e HM |
116 | { |
117 | char buf[100]; | |
019eee2e HM |
118 | int err; |
119 | u32 val; | |
120 | ||
b8ebbaff | 121 | err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); |
019eee2e HM |
122 | if (err < 0) |
123 | return; | |
924ffb7d | 124 | err = kstrtou32(strim(buf), 0, &val); |
019eee2e | 125 | if (err) { |
b8ebbaff HM |
126 | pr_warn("can not parse nvram name %s%s with value %s got %i\n", |
127 | prefix, name, buf, err); | |
019eee2e HM |
128 | return; |
129 | } | |
130 | ||
131 | if (val == 0xffff || val == 0xffffffff) | |
132 | return; | |
133 | ||
134 | *leddc_on_time = val & 0xff; | |
135 | *leddc_off_time = (val >> 16) & 0xff; | |
136 | } | |
137 | ||
341097f1 RM |
138 | static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) |
139 | { | |
140 | if (strchr(buf, ':')) | |
141 | sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], | |
142 | &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], | |
143 | &macaddr[5]); | |
144 | else if (strchr(buf, '-')) | |
145 | sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], | |
146 | &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], | |
147 | &macaddr[5]); | |
148 | else | |
149 | pr_warn("Can not parse mac address: %s\n", buf); | |
150 | } | |
151 | ||
019eee2e | 152 | static void nvram_read_macaddr(const char *prefix, const char *name, |
710d86f8 | 153 | u8 val[6], bool fallback) |
019eee2e HM |
154 | { |
155 | char buf[100]; | |
019eee2e HM |
156 | int err; |
157 | ||
b8ebbaff | 158 | err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); |
019eee2e HM |
159 | if (err < 0) |
160 | return; | |
b8ebbaff | 161 | |
710d86f8 | 162 | bcm47xx_nvram_parse_macaddr(buf, val); |
019eee2e HM |
163 | } |
164 | ||
165 | static void nvram_read_alpha2(const char *prefix, const char *name, | |
710d86f8 | 166 | char val[2], bool fallback) |
019eee2e HM |
167 | { |
168 | char buf[10]; | |
019eee2e HM |
169 | int err; |
170 | ||
b8ebbaff | 171 | err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); |
019eee2e HM |
172 | if (err < 0) |
173 | return; | |
174 | if (buf[0] == '0') | |
175 | return; | |
176 | if (strlen(buf) > 2) { | |
b8ebbaff | 177 | pr_warn("alpha2 is too long %s\n", buf); |
019eee2e HM |
178 | return; |
179 | } | |
710d86f8 | 180 | memcpy(val, buf, 2); |
019eee2e HM |
181 | } |
182 | ||
d55a52cc RM |
183 | /* This is one-function-only macro, it uses local "sprom" variable! */ |
184 | #define ENTRY(_revmask, _type, _prefix, _name, _val, _allset, _fallback) \ | |
185 | if (_revmask & BIT(sprom->revision)) \ | |
186 | nvram_read_ ## _type(_prefix, NULL, _name, &sprom->_val, \ | |
187 | _allset, _fallback) | |
188 | /* | |
189 | * Special version of filling function that can be safely called for any SPROM | |
190 | * revision. For every NVRAM to SPROM mapping it contains bitmask of revisions | |
191 | * for which the mapping is valid. | |
192 | * It obviously requires some hexadecimal/bitmasks knowledge, but allows | |
193 | * writing cleaner code (easy revisions handling). | |
194 | * Note that while SPROM revision 0 was never used, we still keep BIT(0) | |
195 | * reserved for it, just to keep numbering sane. | |
196 | */ | |
197 | static void bcm47xx_sprom_fill_auto(struct ssb_sprom *sprom, | |
198 | const char *prefix, bool fallback) | |
199 | { | |
200 | const char *pre = prefix; | |
201 | bool fb = fallback; | |
202 | ||
590605c6 RM |
203 | /* Broadcom extracts it for rev 8+ but it was found on 2 and 4 too */ |
204 | ENTRY(0xfffffffe, u16, pre, "devid", dev_id, 0, fallback); | |
205 | ||
d55a52cc | 206 | ENTRY(0xfffffffe, u16, pre, "boardrev", board_rev, 0, true); |
1387fe7d RM |
207 | ENTRY(0xfffffffe, u32, pre, "boardflags", boardflags, 0, fb); |
208 | ENTRY(0xfffffff0, u32, pre, "boardflags2", boardflags2, 0, fb); | |
209 | ENTRY(0xfffff800, u32, pre, "boardflags3", boardflags3, 0, fb); | |
e754dfcf RM |
210 | ENTRY(0x00000002, u16, pre, "boardflags", boardflags_lo, 0, fb); |
211 | ENTRY(0xfffffffc, u16, pre, "boardtype", board_type, 0, true); | |
d55a52cc | 212 | ENTRY(0xfffffffe, u16, pre, "boardnum", board_num, 0, fb); |
e754dfcf RM |
213 | ENTRY(0x00000002, u8, pre, "cc", country_code, 0, fb); |
214 | ENTRY(0xfffffff8, u8, pre, "regrev", regrev, 0, fb); | |
215 | ||
216 | ENTRY(0xfffffffe, u8, pre, "ledbh0", gpio0, 0xff, fb); | |
217 | ENTRY(0xfffffffe, u8, pre, "ledbh1", gpio1, 0xff, fb); | |
218 | ENTRY(0xfffffffe, u8, pre, "ledbh2", gpio2, 0xff, fb); | |
219 | ENTRY(0xfffffffe, u8, pre, "ledbh3", gpio3, 0xff, fb); | |
220 | ||
221 | ENTRY(0x0000070e, u16, pre, "pa0b0", pa0b0, 0, fb); | |
222 | ENTRY(0x0000070e, u16, pre, "pa0b1", pa0b1, 0, fb); | |
223 | ENTRY(0x0000070e, u16, pre, "pa0b2", pa0b2, 0, fb); | |
224 | ENTRY(0x0000070e, u8, pre, "pa0itssit", itssi_bg, 0, fb); | |
225 | ENTRY(0x0000070e, u8, pre, "pa0maxpwr", maxpwr_bg, 0, fb); | |
226 | ||
227 | ENTRY(0x0000070c, u8, pre, "opo", opo, 0, fb); | |
228 | ENTRY(0xfffffffe, u8, pre, "aa2g", ant_available_bg, 0, fb); | |
229 | ENTRY(0xfffffffe, u8, pre, "aa5g", ant_available_a, 0, fb); | |
230 | ENTRY(0x000007fe, s8, pre, "ag0", antenna_gain.a0, 0, fb); | |
231 | ENTRY(0x000007fe, s8, pre, "ag1", antenna_gain.a1, 0, fb); | |
232 | ENTRY(0x000007f0, s8, pre, "ag2", antenna_gain.a2, 0, fb); | |
233 | ENTRY(0x000007f0, s8, pre, "ag3", antenna_gain.a3, 0, fb); | |
234 | ||
235 | ENTRY(0x0000070e, u16, pre, "pa1b0", pa1b0, 0, fb); | |
236 | ENTRY(0x0000070e, u16, pre, "pa1b1", pa1b1, 0, fb); | |
237 | ENTRY(0x0000070e, u16, pre, "pa1b2", pa1b2, 0, fb); | |
238 | ENTRY(0x0000070c, u16, pre, "pa1lob0", pa1lob0, 0, fb); | |
239 | ENTRY(0x0000070c, u16, pre, "pa1lob1", pa1lob1, 0, fb); | |
240 | ENTRY(0x0000070c, u16, pre, "pa1lob2", pa1lob2, 0, fb); | |
241 | ENTRY(0x0000070c, u16, pre, "pa1hib0", pa1hib0, 0, fb); | |
242 | ENTRY(0x0000070c, u16, pre, "pa1hib1", pa1hib1, 0, fb); | |
243 | ENTRY(0x0000070c, u16, pre, "pa1hib2", pa1hib2, 0, fb); | |
244 | ENTRY(0x0000070e, u8, pre, "pa1itssit", itssi_a, 0, fb); | |
245 | ENTRY(0x0000070e, u8, pre, "pa1maxpwr", maxpwr_a, 0, fb); | |
246 | ENTRY(0x0000070c, u8, pre, "pa1lomaxpwr", maxpwr_al, 0, fb); | |
247 | ENTRY(0x0000070c, u8, pre, "pa1himaxpwr", maxpwr_ah, 0, fb); | |
248 | ||
249 | ENTRY(0x00000708, u8, pre, "bxa2g", bxa2g, 0, fb); | |
250 | ENTRY(0x00000708, u8, pre, "rssisav2g", rssisav2g, 0, fb); | |
251 | ENTRY(0x00000708, u8, pre, "rssismc2g", rssismc2g, 0, fb); | |
252 | ENTRY(0x00000708, u8, pre, "rssismf2g", rssismf2g, 0, fb); | |
253 | ENTRY(0x00000708, u8, pre, "bxa5g", bxa5g, 0, fb); | |
254 | ENTRY(0x00000708, u8, pre, "rssisav5g", rssisav5g, 0, fb); | |
255 | ENTRY(0x00000708, u8, pre, "rssismc5g", rssismc5g, 0, fb); | |
256 | ENTRY(0x00000708, u8, pre, "rssismf5g", rssismf5g, 0, fb); | |
257 | ENTRY(0x00000708, u8, pre, "tri2g", tri2g, 0, fb); | |
258 | ENTRY(0x00000708, u8, pre, "tri5g", tri5g, 0, fb); | |
259 | ENTRY(0x00000708, u8, pre, "tri5gl", tri5gl, 0, fb); | |
260 | ENTRY(0x00000708, u8, pre, "tri5gh", tri5gh, 0, fb); | |
261 | ENTRY(0x00000708, s8, pre, "rxpo2g", rxpo2g, 0, fb); | |
262 | ENTRY(0x00000708, s8, pre, "rxpo5g", rxpo5g, 0, fb); | |
263 | ENTRY(0xfffffff0, u8, pre, "txchain", txchain, 0xf, fb); | |
264 | ENTRY(0xfffffff0, u8, pre, "rxchain", rxchain, 0xf, fb); | |
265 | ENTRY(0xfffffff0, u8, pre, "antswitch", antswitch, 0xff, fb); | |
266 | ENTRY(0x00000700, u8, pre, "tssipos2g", fem.ghz2.tssipos, 0, fb); | |
267 | ENTRY(0x00000700, u8, pre, "extpagain2g", fem.ghz2.extpa_gain, 0, fb); | |
268 | ENTRY(0x00000700, u8, pre, "pdetrange2g", fem.ghz2.pdet_range, 0, fb); | |
269 | ENTRY(0x00000700, u8, pre, "triso2g", fem.ghz2.tr_iso, 0, fb); | |
270 | ENTRY(0x00000700, u8, pre, "antswctl2g", fem.ghz2.antswlut, 0, fb); | |
271 | ENTRY(0x00000700, u8, pre, "tssipos5g", fem.ghz5.tssipos, 0, fb); | |
272 | ENTRY(0x00000700, u8, pre, "extpagain5g", fem.ghz5.extpa_gain, 0, fb); | |
273 | ENTRY(0x00000700, u8, pre, "pdetrange5g", fem.ghz5.pdet_range, 0, fb); | |
274 | ENTRY(0x00000700, u8, pre, "triso5g", fem.ghz5.tr_iso, 0, fb); | |
275 | ENTRY(0x00000700, u8, pre, "antswctl5g", fem.ghz5.antswlut, 0, fb); | |
276 | ENTRY(0x000000f0, u8, pre, "txpid2ga0", txpid2g[0], 0, fb); | |
277 | ENTRY(0x000000f0, u8, pre, "txpid2ga1", txpid2g[1], 0, fb); | |
278 | ENTRY(0x000000f0, u8, pre, "txpid2ga2", txpid2g[2], 0, fb); | |
279 | ENTRY(0x000000f0, u8, pre, "txpid2ga3", txpid2g[3], 0, fb); | |
280 | ENTRY(0x000000f0, u8, pre, "txpid5ga0", txpid5g[0], 0, fb); | |
281 | ENTRY(0x000000f0, u8, pre, "txpid5ga1", txpid5g[1], 0, fb); | |
282 | ENTRY(0x000000f0, u8, pre, "txpid5ga2", txpid5g[2], 0, fb); | |
283 | ENTRY(0x000000f0, u8, pre, "txpid5ga3", txpid5g[3], 0, fb); | |
284 | ENTRY(0x000000f0, u8, pre, "txpid5gla0", txpid5gl[0], 0, fb); | |
285 | ENTRY(0x000000f0, u8, pre, "txpid5gla1", txpid5gl[1], 0, fb); | |
286 | ENTRY(0x000000f0, u8, pre, "txpid5gla2", txpid5gl[2], 0, fb); | |
287 | ENTRY(0x000000f0, u8, pre, "txpid5gla3", txpid5gl[3], 0, fb); | |
288 | ENTRY(0x000000f0, u8, pre, "txpid5gha0", txpid5gh[0], 0, fb); | |
289 | ENTRY(0x000000f0, u8, pre, "txpid5gha1", txpid5gh[1], 0, fb); | |
290 | ENTRY(0x000000f0, u8, pre, "txpid5gha2", txpid5gh[2], 0, fb); | |
291 | ENTRY(0x000000f0, u8, pre, "txpid5gha3", txpid5gh[3], 0, fb); | |
292 | ||
293 | ENTRY(0xffffff00, u8, pre, "tempthresh", tempthresh, 0, fb); | |
294 | ENTRY(0xffffff00, u8, pre, "tempoffset", tempoffset, 0, fb); | |
295 | ENTRY(0xffffff00, u16, pre, "rawtempsense", rawtempsense, 0, fb); | |
296 | ENTRY(0xffffff00, u8, pre, "measpower", measpower, 0, fb); | |
297 | ENTRY(0xffffff00, u8, pre, "tempsense_slope", tempsense_slope, 0, fb); | |
298 | ENTRY(0xffffff00, u8, pre, "tempcorrx", tempcorrx, 0, fb); | |
299 | ENTRY(0xffffff00, u8, pre, "tempsense_option", tempsense_option, 0, fb); | |
300 | ENTRY(0x00000700, u8, pre, "freqoffset_corr", freqoffset_corr, 0, fb); | |
301 | ENTRY(0x00000700, u8, pre, "iqcal_swp_dis", iqcal_swp_dis, 0, fb); | |
302 | ENTRY(0x00000700, u8, pre, "hw_iqcal_en", hw_iqcal_en, 0, fb); | |
303 | ENTRY(0x00000700, u8, pre, "elna2g", elna2g, 0, fb); | |
304 | ENTRY(0x00000700, u8, pre, "elna5g", elna5g, 0, fb); | |
305 | ENTRY(0xffffff00, u8, pre, "phycal_tempdelta", phycal_tempdelta, 0, fb); | |
306 | ENTRY(0xffffff00, u8, pre, "temps_period", temps_period, 0, fb); | |
307 | ENTRY(0xffffff00, u8, pre, "temps_hysteresis", temps_hysteresis, 0, fb); | |
308 | ENTRY(0xffffff00, u8, pre, "measpower1", measpower1, 0, fb); | |
309 | ENTRY(0xffffff00, u8, pre, "measpower2", measpower2, 0, fb); | |
310 | ||
311 | ENTRY(0x000001f0, u16, pre, "cck2gpo", cck2gpo, 0, fb); | |
312 | ENTRY(0x000001f0, u32, pre, "ofdm2gpo", ofdm2gpo, 0, fb); | |
313 | ENTRY(0x000001f0, u32, pre, "ofdm5gpo", ofdm5gpo, 0, fb); | |
314 | ENTRY(0x000001f0, u32, pre, "ofdm5glpo", ofdm5glpo, 0, fb); | |
315 | ENTRY(0x000001f0, u32, pre, "ofdm5ghpo", ofdm5ghpo, 0, fb); | |
316 | ENTRY(0x000001f0, u16, pre, "mcs2gpo0", mcs2gpo[0], 0, fb); | |
317 | ENTRY(0x000001f0, u16, pre, "mcs2gpo1", mcs2gpo[1], 0, fb); | |
318 | ENTRY(0x000001f0, u16, pre, "mcs2gpo2", mcs2gpo[2], 0, fb); | |
319 | ENTRY(0x000001f0, u16, pre, "mcs2gpo3", mcs2gpo[3], 0, fb); | |
320 | ENTRY(0x000001f0, u16, pre, "mcs2gpo4", mcs2gpo[4], 0, fb); | |
321 | ENTRY(0x000001f0, u16, pre, "mcs2gpo5", mcs2gpo[5], 0, fb); | |
322 | ENTRY(0x000001f0, u16, pre, "mcs2gpo6", mcs2gpo[6], 0, fb); | |
323 | ENTRY(0x000001f0, u16, pre, "mcs2gpo7", mcs2gpo[7], 0, fb); | |
324 | ENTRY(0x000001f0, u16, pre, "mcs5gpo0", mcs5gpo[0], 0, fb); | |
325 | ENTRY(0x000001f0, u16, pre, "mcs5gpo1", mcs5gpo[1], 0, fb); | |
326 | ENTRY(0x000001f0, u16, pre, "mcs5gpo2", mcs5gpo[2], 0, fb); | |
327 | ENTRY(0x000001f0, u16, pre, "mcs5gpo3", mcs5gpo[3], 0, fb); | |
328 | ENTRY(0x000001f0, u16, pre, "mcs5gpo4", mcs5gpo[4], 0, fb); | |
329 | ENTRY(0x000001f0, u16, pre, "mcs5gpo5", mcs5gpo[5], 0, fb); | |
330 | ENTRY(0x000001f0, u16, pre, "mcs5gpo6", mcs5gpo[6], 0, fb); | |
331 | ENTRY(0x000001f0, u16, pre, "mcs5gpo7", mcs5gpo[7], 0, fb); | |
332 | ENTRY(0x000001f0, u16, pre, "mcs5glpo0", mcs5glpo[0], 0, fb); | |
333 | ENTRY(0x000001f0, u16, pre, "mcs5glpo1", mcs5glpo[1], 0, fb); | |
334 | ENTRY(0x000001f0, u16, pre, "mcs5glpo2", mcs5glpo[2], 0, fb); | |
335 | ENTRY(0x000001f0, u16, pre, "mcs5glpo3", mcs5glpo[3], 0, fb); | |
336 | ENTRY(0x000001f0, u16, pre, "mcs5glpo4", mcs5glpo[4], 0, fb); | |
337 | ENTRY(0x000001f0, u16, pre, "mcs5glpo5", mcs5glpo[5], 0, fb); | |
338 | ENTRY(0x000001f0, u16, pre, "mcs5glpo6", mcs5glpo[6], 0, fb); | |
339 | ENTRY(0x000001f0, u16, pre, "mcs5glpo7", mcs5glpo[7], 0, fb); | |
340 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo0", mcs5ghpo[0], 0, fb); | |
341 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo1", mcs5ghpo[1], 0, fb); | |
342 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo2", mcs5ghpo[2], 0, fb); | |
343 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo3", mcs5ghpo[3], 0, fb); | |
344 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo4", mcs5ghpo[4], 0, fb); | |
345 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo5", mcs5ghpo[5], 0, fb); | |
346 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo6", mcs5ghpo[6], 0, fb); | |
347 | ENTRY(0x000001f0, u16, pre, "mcs5ghpo7", mcs5ghpo[7], 0, fb); | |
348 | ENTRY(0x000001f0, u16, pre, "cddpo", cddpo, 0, fb); | |
349 | ENTRY(0x000001f0, u16, pre, "stbcpo", stbcpo, 0, fb); | |
350 | ENTRY(0x000001f0, u16, pre, "bw40po", bw40po, 0, fb); | |
351 | ENTRY(0x000001f0, u16, pre, "bwduppo", bwduppo, 0, fb); | |
352 | ||
353 | ENTRY(0xfffffe00, u16, pre, "cckbw202gpo", cckbw202gpo, 0, fb); | |
354 | ENTRY(0xfffffe00, u16, pre, "cckbw20ul2gpo", cckbw20ul2gpo, 0, fb); | |
355 | ENTRY(0x00000600, u32, pre, "legofdmbw202gpo", legofdmbw202gpo, 0, fb); | |
356 | ENTRY(0x00000600, u32, pre, "legofdmbw20ul2gpo", legofdmbw20ul2gpo, 0, fb); | |
357 | ENTRY(0x00000600, u32, pre, "legofdmbw205glpo", legofdmbw205glpo, 0, fb); | |
358 | ENTRY(0x00000600, u32, pre, "legofdmbw20ul5glpo", legofdmbw20ul5glpo, 0, fb); | |
359 | ENTRY(0x00000600, u32, pre, "legofdmbw205gmpo", legofdmbw205gmpo, 0, fb); | |
360 | ENTRY(0x00000600, u32, pre, "legofdmbw20ul5gmpo", legofdmbw20ul5gmpo, 0, fb); | |
361 | ENTRY(0x00000600, u32, pre, "legofdmbw205ghpo", legofdmbw205ghpo, 0, fb); | |
362 | ENTRY(0x00000600, u32, pre, "legofdmbw20ul5ghpo", legofdmbw20ul5ghpo, 0, fb); | |
363 | ENTRY(0xfffffe00, u32, pre, "mcsbw202gpo", mcsbw202gpo, 0, fb); | |
364 | ENTRY(0x00000600, u32, pre, "mcsbw20ul2gpo", mcsbw20ul2gpo, 0, fb); | |
365 | ENTRY(0xfffffe00, u32, pre, "mcsbw402gpo", mcsbw402gpo, 0, fb); | |
366 | ENTRY(0xfffffe00, u32, pre, "mcsbw205glpo", mcsbw205glpo, 0, fb); | |
367 | ENTRY(0x00000600, u32, pre, "mcsbw20ul5glpo", mcsbw20ul5glpo, 0, fb); | |
368 | ENTRY(0xfffffe00, u32, pre, "mcsbw405glpo", mcsbw405glpo, 0, fb); | |
369 | ENTRY(0xfffffe00, u32, pre, "mcsbw205gmpo", mcsbw205gmpo, 0, fb); | |
370 | ENTRY(0x00000600, u32, pre, "mcsbw20ul5gmpo", mcsbw20ul5gmpo, 0, fb); | |
371 | ENTRY(0xfffffe00, u32, pre, "mcsbw405gmpo", mcsbw405gmpo, 0, fb); | |
372 | ENTRY(0xfffffe00, u32, pre, "mcsbw205ghpo", mcsbw205ghpo, 0, fb); | |
373 | ENTRY(0x00000600, u32, pre, "mcsbw20ul5ghpo", mcsbw20ul5ghpo, 0, fb); | |
374 | ENTRY(0xfffffe00, u32, pre, "mcsbw405ghpo", mcsbw405ghpo, 0, fb); | |
375 | ENTRY(0x00000600, u16, pre, "mcs32po", mcs32po, 0, fb); | |
376 | ENTRY(0x00000600, u16, pre, "legofdm40duppo", legofdm40duppo, 0, fb); | |
377 | ENTRY(0x00000700, u8, pre, "pcieingress_war", pcieingress_war, 0, fb); | |
378 | ||
379 | /* TODO: rev 11 support */ | |
380 | ENTRY(0x00000700, u8, pre, "rxgainerr2ga0", rxgainerr2ga[0], 0, fb); | |
381 | ENTRY(0x00000700, u8, pre, "rxgainerr2ga1", rxgainerr2ga[1], 0, fb); | |
382 | ENTRY(0x00000700, u8, pre, "rxgainerr2ga2", rxgainerr2ga[2], 0, fb); | |
383 | ENTRY(0x00000700, u8, pre, "rxgainerr5gla0", rxgainerr5gla[0], 0, fb); | |
384 | ENTRY(0x00000700, u8, pre, "rxgainerr5gla1", rxgainerr5gla[1], 0, fb); | |
385 | ENTRY(0x00000700, u8, pre, "rxgainerr5gla2", rxgainerr5gla[2], 0, fb); | |
386 | ENTRY(0x00000700, u8, pre, "rxgainerr5gma0", rxgainerr5gma[0], 0, fb); | |
387 | ENTRY(0x00000700, u8, pre, "rxgainerr5gma1", rxgainerr5gma[1], 0, fb); | |
388 | ENTRY(0x00000700, u8, pre, "rxgainerr5gma2", rxgainerr5gma[2], 0, fb); | |
389 | ENTRY(0x00000700, u8, pre, "rxgainerr5gha0", rxgainerr5gha[0], 0, fb); | |
390 | ENTRY(0x00000700, u8, pre, "rxgainerr5gha1", rxgainerr5gha[1], 0, fb); | |
391 | ENTRY(0x00000700, u8, pre, "rxgainerr5gha2", rxgainerr5gha[2], 0, fb); | |
392 | ENTRY(0x00000700, u8, pre, "rxgainerr5gua0", rxgainerr5gua[0], 0, fb); | |
393 | ENTRY(0x00000700, u8, pre, "rxgainerr5gua1", rxgainerr5gua[1], 0, fb); | |
394 | ENTRY(0x00000700, u8, pre, "rxgainerr5gua2", rxgainerr5gua[2], 0, fb); | |
395 | ||
396 | ENTRY(0xfffffe00, u8, pre, "sar2g", sar2g, 0, fb); | |
397 | ENTRY(0xfffffe00, u8, pre, "sar5g", sar5g, 0, fb); | |
398 | ||
399 | /* TODO: rev 11 support */ | |
400 | ENTRY(0x00000700, u8, pre, "noiselvl2ga0", noiselvl2ga[0], 0, fb); | |
401 | ENTRY(0x00000700, u8, pre, "noiselvl2ga1", noiselvl2ga[1], 0, fb); | |
402 | ENTRY(0x00000700, u8, pre, "noiselvl2ga2", noiselvl2ga[2], 0, fb); | |
403 | ENTRY(0x00000700, u8, pre, "noiselvl5gla0", noiselvl5gla[0], 0, fb); | |
404 | ENTRY(0x00000700, u8, pre, "noiselvl5gla1", noiselvl5gla[1], 0, fb); | |
405 | ENTRY(0x00000700, u8, pre, "noiselvl5gla2", noiselvl5gla[2], 0, fb); | |
406 | ENTRY(0x00000700, u8, pre, "noiselvl5gma0", noiselvl5gma[0], 0, fb); | |
407 | ENTRY(0x00000700, u8, pre, "noiselvl5gma1", noiselvl5gma[1], 0, fb); | |
408 | ENTRY(0x00000700, u8, pre, "noiselvl5gma2", noiselvl5gma[2], 0, fb); | |
409 | ENTRY(0x00000700, u8, pre, "noiselvl5gha0", noiselvl5gha[0], 0, fb); | |
410 | ENTRY(0x00000700, u8, pre, "noiselvl5gha1", noiselvl5gha[1], 0, fb); | |
411 | ENTRY(0x00000700, u8, pre, "noiselvl5gha2", noiselvl5gha[2], 0, fb); | |
412 | ENTRY(0x00000700, u8, pre, "noiselvl5gua0", noiselvl5gua[0], 0, fb); | |
413 | ENTRY(0x00000700, u8, pre, "noiselvl5gua1", noiselvl5gua[1], 0, fb); | |
414 | ENTRY(0x00000700, u8, pre, "noiselvl5gua2", noiselvl5gua[2], 0, fb); | |
d55a52cc RM |
415 | } |
416 | #undef ENTRY /* It's specififc, uses local variable, don't use it (again). */ | |
417 | ||
019eee2e | 418 | static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom, |
b8ebbaff | 419 | const char *prefix, bool fallback) |
019eee2e HM |
420 | { |
421 | char postfix[2]; | |
422 | int i; | |
423 | ||
424 | for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) { | |
2f94acde RM |
425 | struct ssb_sprom_core_pwr_info *pwr_info; |
426 | ||
427 | pwr_info = &sprom->core_pwr_info[i]; | |
428 | ||
019eee2e HM |
429 | snprintf(postfix, sizeof(postfix), "%i", i); |
430 | nvram_read_u8(prefix, postfix, "maxp2ga", | |
b8ebbaff | 431 | &pwr_info->maxpwr_2g, 0, fallback); |
019eee2e | 432 | nvram_read_u8(prefix, postfix, "itt2ga", |
b8ebbaff | 433 | &pwr_info->itssi_2g, 0, fallback); |
019eee2e | 434 | nvram_read_u8(prefix, postfix, "itt5ga", |
b8ebbaff | 435 | &pwr_info->itssi_5g, 0, fallback); |
019eee2e | 436 | nvram_read_u16(prefix, postfix, "pa2gw0a", |
b8ebbaff | 437 | &pwr_info->pa_2g[0], 0, fallback); |
019eee2e | 438 | nvram_read_u16(prefix, postfix, "pa2gw1a", |
b8ebbaff | 439 | &pwr_info->pa_2g[1], 0, fallback); |
019eee2e | 440 | nvram_read_u16(prefix, postfix, "pa2gw2a", |
b8ebbaff | 441 | &pwr_info->pa_2g[2], 0, fallback); |
019eee2e | 442 | nvram_read_u8(prefix, postfix, "maxp5ga", |
b8ebbaff | 443 | &pwr_info->maxpwr_5g, 0, fallback); |
019eee2e | 444 | nvram_read_u8(prefix, postfix, "maxp5gha", |
b8ebbaff | 445 | &pwr_info->maxpwr_5gh, 0, fallback); |
019eee2e | 446 | nvram_read_u8(prefix, postfix, "maxp5gla", |
b8ebbaff | 447 | &pwr_info->maxpwr_5gl, 0, fallback); |
019eee2e | 448 | nvram_read_u16(prefix, postfix, "pa5gw0a", |
b8ebbaff | 449 | &pwr_info->pa_5g[0], 0, fallback); |
019eee2e | 450 | nvram_read_u16(prefix, postfix, "pa5gw1a", |
b8ebbaff | 451 | &pwr_info->pa_5g[1], 0, fallback); |
019eee2e | 452 | nvram_read_u16(prefix, postfix, "pa5gw2a", |
b8ebbaff | 453 | &pwr_info->pa_5g[2], 0, fallback); |
019eee2e | 454 | nvram_read_u16(prefix, postfix, "pa5glw0a", |
b8ebbaff | 455 | &pwr_info->pa_5gl[0], 0, fallback); |
019eee2e | 456 | nvram_read_u16(prefix, postfix, "pa5glw1a", |
b8ebbaff | 457 | &pwr_info->pa_5gl[1], 0, fallback); |
019eee2e | 458 | nvram_read_u16(prefix, postfix, "pa5glw2a", |
b8ebbaff | 459 | &pwr_info->pa_5gl[2], 0, fallback); |
019eee2e | 460 | nvram_read_u16(prefix, postfix, "pa5ghw0a", |
b8ebbaff | 461 | &pwr_info->pa_5gh[0], 0, fallback); |
019eee2e | 462 | nvram_read_u16(prefix, postfix, "pa5ghw1a", |
b8ebbaff | 463 | &pwr_info->pa_5gh[1], 0, fallback); |
019eee2e | 464 | nvram_read_u16(prefix, postfix, "pa5ghw2a", |
b8ebbaff | 465 | &pwr_info->pa_5gh[2], 0, fallback); |
019eee2e HM |
466 | } |
467 | } | |
468 | ||
469 | static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom, | |
b8ebbaff | 470 | const char *prefix, bool fallback) |
019eee2e HM |
471 | { |
472 | char postfix[2]; | |
473 | int i; | |
474 | ||
475 | for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) { | |
2f94acde RM |
476 | struct ssb_sprom_core_pwr_info *pwr_info; |
477 | ||
478 | pwr_info = &sprom->core_pwr_info[i]; | |
479 | ||
019eee2e HM |
480 | snprintf(postfix, sizeof(postfix), "%i", i); |
481 | nvram_read_u16(prefix, postfix, "pa2gw3a", | |
b8ebbaff | 482 | &pwr_info->pa_2g[3], 0, fallback); |
019eee2e | 483 | nvram_read_u16(prefix, postfix, "pa5gw3a", |
b8ebbaff | 484 | &pwr_info->pa_5g[3], 0, fallback); |
019eee2e | 485 | nvram_read_u16(prefix, postfix, "pa5glw3a", |
b8ebbaff | 486 | &pwr_info->pa_5gl[3], 0, fallback); |
019eee2e | 487 | nvram_read_u16(prefix, postfix, "pa5ghw3a", |
b8ebbaff | 488 | &pwr_info->pa_5gh[3], 0, fallback); |
019eee2e HM |
489 | } |
490 | } | |
491 | ||
103c0bf3 HM |
492 | static bool bcm47xx_is_valid_mac(u8 *mac) |
493 | { | |
494 | return mac && !(mac[0] == 0x00 && mac[1] == 0x90 && mac[2] == 0x4c); | |
495 | } | |
496 | ||
497 | static int bcm47xx_increase_mac_addr(u8 *mac, u8 num) | |
498 | { | |
499 | u8 *oui = mac + ETH_ALEN/2 - 1; | |
500 | u8 *p = mac + ETH_ALEN - 1; | |
501 | ||
502 | do { | |
503 | (*p) += num; | |
504 | if (*p > num) | |
505 | break; | |
506 | p--; | |
507 | num = 1; | |
508 | } while (p != oui); | |
509 | ||
510 | if (p == oui) { | |
511 | pr_err("unable to fetch mac address\n"); | |
512 | return -ENOENT; | |
513 | } | |
514 | return 0; | |
515 | } | |
516 | ||
517 | static int mac_addr_used = 2; | |
518 | ||
b8ebbaff HM |
519 | static void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom, |
520 | const char *prefix, bool fallback) | |
019eee2e | 521 | { |
6e122ac0 RM |
522 | bool fb = fallback; |
523 | ||
710d86f8 | 524 | nvram_read_macaddr(prefix, "et0macaddr", sprom->et0mac, fallback); |
b8ebbaff HM |
525 | nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0, |
526 | fallback); | |
527 | nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0, | |
528 | fallback); | |
529 | ||
710d86f8 | 530 | nvram_read_macaddr(prefix, "et1macaddr", sprom->et1mac, fallback); |
b8ebbaff HM |
531 | nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0, |
532 | fallback); | |
533 | nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0, | |
534 | fallback); | |
535 | ||
6e122ac0 RM |
536 | nvram_read_macaddr(prefix, "et2macaddr", sprom->et2mac, fb); |
537 | nvram_read_u8(prefix, NULL, "et2mdcport", &sprom->et2mdcport, 0, fb); | |
538 | nvram_read_u8(prefix, NULL, "et2phyaddr", &sprom->et2phyaddr, 0, fb); | |
539 | ||
710d86f8 IM |
540 | nvram_read_macaddr(prefix, "macaddr", sprom->il0mac, fallback); |
541 | nvram_read_macaddr(prefix, "il0macaddr", sprom->il0mac, fallback); | |
103c0bf3 HM |
542 | |
543 | /* The address prefix 00:90:4C is used by Broadcom in their initial | |
2f94acde RM |
544 | * configuration. When a mac address with the prefix 00:90:4C is used |
545 | * all devices from the same series are sharing the same mac address. | |
546 | * To prevent mac address collisions we replace them with a mac address | |
547 | * based on the base address. | |
548 | */ | |
103c0bf3 HM |
549 | if (!bcm47xx_is_valid_mac(sprom->il0mac)) { |
550 | u8 mac[6]; | |
551 | ||
552 | nvram_read_macaddr(NULL, "et0macaddr", mac, false); | |
553 | if (bcm47xx_is_valid_mac(mac)) { | |
554 | int err = bcm47xx_increase_mac_addr(mac, mac_addr_used); | |
555 | ||
556 | if (!err) { | |
557 | ether_addr_copy(sprom->il0mac, mac); | |
558 | mac_addr_used++; | |
559 | } | |
560 | } | |
561 | } | |
019eee2e HM |
562 | } |
563 | ||
b8ebbaff HM |
564 | static void bcm47xx_fill_board_data(struct ssb_sprom *sprom, const char *prefix, |
565 | bool fallback) | |
5d24ceab | 566 | { |
5d24ceab | 567 | nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo, |
b8ebbaff | 568 | &sprom->boardflags_hi, fallback); |
5d24ceab | 569 | nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo, |
b8ebbaff | 570 | &sprom->boardflags2_hi, fallback); |
5d24ceab HM |
571 | } |
572 | ||
b8ebbaff HM |
573 | void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix, |
574 | bool fallback) | |
019eee2e | 575 | { |
b8ebbaff HM |
576 | bcm47xx_fill_sprom_ethernet(sprom, prefix, fallback); |
577 | bcm47xx_fill_board_data(sprom, prefix, fallback); | |
019eee2e | 578 | |
b8ebbaff | 579 | nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0, fallback); |
019eee2e | 580 | |
590605c6 RM |
581 | /* Entries requiring custom functions */ |
582 | nvram_read_alpha2(prefix, "ccode", sprom->alpha2, fallback); | |
583 | if (sprom->revision >= 3) | |
584 | nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time, | |
585 | &sprom->leddc_off_time, fallback); | |
586 | ||
019eee2e | 587 | switch (sprom->revision) { |
019eee2e HM |
588 | case 4: |
589 | case 5: | |
b8ebbaff HM |
590 | bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback); |
591 | bcm47xx_fill_sprom_path_r45(sprom, prefix, fallback); | |
019eee2e HM |
592 | break; |
593 | case 8: | |
019eee2e | 594 | case 9: |
b8ebbaff | 595 | bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback); |
019eee2e | 596 | break; |
019eee2e | 597 | } |
d55a52cc RM |
598 | |
599 | bcm47xx_sprom_fill_auto(sprom, prefix, fallback); | |
019eee2e | 600 | } |
a9bba182 | 601 | |
a59da8fb RM |
602 | #if defined(CONFIG_BCM47XX_SSB) |
603 | static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out) | |
604 | { | |
605 | char prefix[10]; | |
606 | ||
daa7ce02 RM |
607 | switch (bus->bustype) { |
608 | case SSB_BUSTYPE_SSB: | |
609 | bcm47xx_fill_sprom(out, NULL, false); | |
610 | return 0; | |
611 | case SSB_BUSTYPE_PCI: | |
a59da8fb RM |
612 | memset(out, 0, sizeof(struct ssb_sprom)); |
613 | snprintf(prefix, sizeof(prefix), "pci/%u/%u/", | |
614 | bus->host_pci->bus->number + 1, | |
615 | PCI_SLOT(bus->host_pci->devfn)); | |
616 | bcm47xx_fill_sprom(out, prefix, false); | |
617 | return 0; | |
daa7ce02 | 618 | default: |
d548ca6b | 619 | pr_warn("Unable to fill SPROM for given bustype.\n"); |
a59da8fb RM |
620 | return -EINVAL; |
621 | } | |
622 | } | |
623 | #endif | |
624 | ||
625 | #if defined(CONFIG_BCM47XX_BCMA) | |
9a6a2b96 RM |
626 | /* |
627 | * Having many NVRAM entries for PCI devices led to repeating prefixes like | |
628 | * pci/1/1/ all the time and wasting flash space. So at some point Broadcom | |
629 | * decided to introduce prefixes like 0: 1: 2: etc. | |
630 | * If we find e.g. devpath0=pci/2/1 or devpath0=pci/2/1/ we should use 0: | |
631 | * instead of pci/2/1/. | |
632 | */ | |
633 | static void bcm47xx_sprom_apply_prefix_alias(char *prefix, size_t prefix_size) | |
634 | { | |
635 | size_t prefix_len = strlen(prefix); | |
636 | size_t short_len = prefix_len - 1; | |
637 | char nvram_var[10]; | |
638 | char buf[20]; | |
639 | int i; | |
640 | ||
641 | /* Passed prefix has to end with a slash */ | |
642 | if (prefix_len <= 0 || prefix[prefix_len - 1] != '/') | |
643 | return; | |
644 | ||
645 | for (i = 0; i < 3; i++) { | |
646 | if (snprintf(nvram_var, sizeof(nvram_var), "devpath%d", i) <= 0) | |
647 | continue; | |
648 | if (bcm47xx_nvram_getenv(nvram_var, buf, sizeof(buf)) < 0) | |
649 | continue; | |
650 | if (!strcmp(buf, prefix) || | |
651 | (short_len && strlen(buf) == short_len && !strncmp(buf, prefix, short_len))) { | |
652 | snprintf(prefix, prefix_size, "%d:", i); | |
653 | return; | |
654 | } | |
655 | } | |
656 | } | |
657 | ||
a59da8fb RM |
658 | static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) |
659 | { | |
26238994 | 660 | struct bcma_boardinfo *binfo = &bus->boardinfo; |
a59da8fb | 661 | struct bcma_device *core; |
26238994 RM |
662 | char buf[10]; |
663 | char *prefix; | |
664 | bool fallback = false; | |
a59da8fb RM |
665 | |
666 | switch (bus->hosttype) { | |
667 | case BCMA_HOSTTYPE_PCI: | |
668 | memset(out, 0, sizeof(struct ssb_sprom)); | |
3d1f664a RM |
669 | /* On BCM47XX all PCI buses share the same domain */ |
670 | if (config_enabled(CONFIG_BCM47XX)) | |
671 | snprintf(buf, sizeof(buf), "pci/%u/%u/", | |
672 | bus->host_pci->bus->number + 1, | |
673 | PCI_SLOT(bus->host_pci->devfn)); | |
674 | else | |
675 | snprintf(buf, sizeof(buf), "pci/%u/%u/", | |
676 | pci_domain_nr(bus->host_pci->bus) + 1, | |
677 | bus->host_pci->bus->number); | |
26238994 RM |
678 | bcm47xx_sprom_apply_prefix_alias(buf, sizeof(buf)); |
679 | prefix = buf; | |
680 | break; | |
a59da8fb RM |
681 | case BCMA_HOSTTYPE_SOC: |
682 | memset(out, 0, sizeof(struct ssb_sprom)); | |
683 | core = bcma_find_core(bus, BCMA_CORE_80211); | |
684 | if (core) { | |
26238994 | 685 | snprintf(buf, sizeof(buf), "sb/%u/", |
a59da8fb | 686 | core->core_index); |
26238994 RM |
687 | prefix = buf; |
688 | fallback = true; | |
a59da8fb | 689 | } else { |
26238994 | 690 | prefix = NULL; |
a59da8fb | 691 | } |
26238994 | 692 | break; |
a59da8fb | 693 | default: |
d548ca6b | 694 | pr_warn("Unable to fill SPROM for given bustype.\n"); |
a59da8fb RM |
695 | return -EINVAL; |
696 | } | |
26238994 RM |
697 | |
698 | nvram_read_u16(prefix, NULL, "boardvendor", &binfo->vendor, 0, true); | |
699 | if (!binfo->vendor) | |
700 | binfo->vendor = SSB_BOARDVENDOR_BCM; | |
701 | nvram_read_u16(prefix, NULL, "boardtype", &binfo->type, 0, true); | |
702 | ||
703 | bcm47xx_fill_sprom(out, prefix, fallback); | |
704 | ||
705 | return 0; | |
a59da8fb RM |
706 | } |
707 | #endif | |
708 | ||
709 | /* | |
710 | * On bcm47xx we need to register SPROM fallback handler very early, so we can't | |
711 | * use anything like platform device / driver for this. | |
712 | */ | |
713 | void bcm47xx_sprom_register_fallbacks(void) | |
714 | { | |
715 | #if defined(CONFIG_BCM47XX_SSB) | |
716 | if (ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb)) | |
748ac56b | 717 | pr_warn("Failed to register ssb SPROM handler\n"); |
a59da8fb RM |
718 | #endif |
719 | ||
720 | #if defined(CONFIG_BCM47XX_BCMA) | |
721 | if (bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma)) | |
748ac56b | 722 | pr_warn("Failed to register bcma SPROM handler\n"); |
a59da8fb RM |
723 | #endif |
724 | } |