/* * Copyright (C) 2004 Florian Schirmer * Copyright (C) 2006 Felix Fietkau * Copyright (C) 2006 Michael Buesch * Copyright (C) 2010 Waldemar Brodkorb * Copyright (C) 2010-2012 Hauke Mehrtens * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 675 Mass Ave, Cambridge, MA 02139, USA. */ #include #include #include #include static void create_key(const char *prefix, const char *postfix, const char *name, char *buf, int len) { if (prefix && postfix) snprintf(buf, len, "%s%s%s", prefix, name, postfix); else if (prefix) snprintf(buf, len, "%s%s", prefix, name); else if (postfix) snprintf(buf, len, "%s%s", name, postfix); else snprintf(buf, len, "%s", name); } static int get_nvram_var(const char *prefix, const char *postfix, const char *name, char *buf, int len, bool fallback) { char key[40]; int err; create_key(prefix, postfix, name, key, sizeof(key)); err = bcm47xx_nvram_getenv(key, buf, len); if (fallback && err == -ENOENT && prefix) { create_key(NULL, postfix, name, key, sizeof(key)); err = bcm47xx_nvram_getenv(key, buf, len); } return err; } #define NVRAM_READ_VAL(type) \ static void nvram_read_ ## type (const char *prefix, \ const char *postfix, const char *name, \ type *val, type allset, bool fallback) \ { \ char buf[100]; \ int err; \ type var; \ \ err = get_nvram_var(prefix, postfix, name, buf, sizeof(buf), \ fallback); \ if (err < 0) \ return; \ err = kstrto ## type(strim(buf), 0, &var); \ if (err) { \ pr_warn("can not parse nvram name %s%s%s with value %s got %i\n", \ prefix, name, postfix, buf, err); \ return; \ } \ if (allset && var == allset) \ return; \ *val = var; \ } NVRAM_READ_VAL(u8) NVRAM_READ_VAL(s8) NVRAM_READ_VAL(u16) NVRAM_READ_VAL(u32) #undef NVRAM_READ_VAL static void nvram_read_u32_2(const char *prefix, const char *name, u16 *val_lo, u16 *val_hi, bool fallback) { char buf[100]; int err; u32 val; err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); if (err < 0) return; err = kstrtou32(strim(buf), 0, &val); if (err) { pr_warn("can not parse nvram name %s%s with value %s got %i\n", prefix, name, buf, err); return; } *val_lo = (val & 0x0000FFFFU); *val_hi = (val & 0xFFFF0000U) >> 16; } static void nvram_read_leddc(const char *prefix, const char *name, u8 *leddc_on_time, u8 *leddc_off_time, bool fallback) { char buf[100]; int err; u32 val; err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); if (err < 0) return; err = kstrtou32(strim(buf), 0, &val); if (err) { pr_warn("can not parse nvram name %s%s with value %s got %i\n", prefix, name, buf, err); return; } if (val == 0xffff || val == 0xffffffff) return; *leddc_on_time = val & 0xff; *leddc_off_time = (val >> 16) & 0xff; } static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6]) { if (strchr(buf, ':')) sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0], &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], &macaddr[5]); else if (strchr(buf, '-')) sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0], &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4], &macaddr[5]); else pr_warn("Can not parse mac address: %s\n", buf); } static void nvram_read_macaddr(const char *prefix, const char *name, u8 val[6], bool fallback) { char buf[100]; int err; err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); if (err < 0) return; bcm47xx_nvram_parse_macaddr(buf, val); } static void nvram_read_alpha2(const char *prefix, const char *name, char val[2], bool fallback) { char buf[10]; int err; err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback); if (err < 0) return; if (buf[0] == '0') return; if (strlen(buf) > 2) { pr_warn("alpha2 is too long %s\n", buf); return; } memcpy(val, buf, 2); } static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "devid", &sprom->dev_id, 0, fallback); nvram_read_u8(prefix, NULL, "ledbh0", &sprom->gpio0, 0xff, fallback); nvram_read_u8(prefix, NULL, "ledbh1", &sprom->gpio1, 0xff, fallback); nvram_read_u8(prefix, NULL, "ledbh2", &sprom->gpio2, 0xff, fallback); nvram_read_u8(prefix, NULL, "ledbh3", &sprom->gpio3, 0xff, fallback); nvram_read_u8(prefix, NULL, "aa2g", &sprom->ant_available_bg, 0, fallback); nvram_read_u8(prefix, NULL, "aa5g", &sprom->ant_available_a, 0, fallback); nvram_read_s8(prefix, NULL, "ag0", &sprom->antenna_gain.a0, 0, fallback); nvram_read_s8(prefix, NULL, "ag1", &sprom->antenna_gain.a1, 0, fallback); nvram_read_alpha2(prefix, "ccode", sprom->alpha2, fallback); } static void bcm47xx_fill_sprom_r12389(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "pa0b0", &sprom->pa0b0, 0, fallback); nvram_read_u16(prefix, NULL, "pa0b1", &sprom->pa0b1, 0, fallback); nvram_read_u16(prefix, NULL, "pa0b2", &sprom->pa0b2, 0, fallback); nvram_read_u8(prefix, NULL, "pa0itssit", &sprom->itssi_bg, 0, fallback); nvram_read_u8(prefix, NULL, "pa0maxpwr", &sprom->maxpwr_bg, 0, fallback); nvram_read_u16(prefix, NULL, "pa1b0", &sprom->pa1b0, 0, fallback); nvram_read_u16(prefix, NULL, "pa1b1", &sprom->pa1b1, 0, fallback); nvram_read_u16(prefix, NULL, "pa1b2", &sprom->pa1b2, 0, fallback); nvram_read_u8(prefix, NULL, "pa1itssit", &sprom->itssi_a, 0, fallback); nvram_read_u8(prefix, NULL, "pa1maxpwr", &sprom->maxpwr_a, 0, fallback); } static void bcm47xx_fill_sprom_r1(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "boardflags", &sprom->boardflags_lo, 0, fallback); nvram_read_u8(prefix, NULL, "cc", &sprom->country_code, 0, fallback); } static void bcm47xx_fill_sprom_r2389(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "opo", &sprom->opo, 0, fallback); nvram_read_u16(prefix, NULL, "pa1lob0", &sprom->pa1lob0, 0, fallback); nvram_read_u16(prefix, NULL, "pa1lob1", &sprom->pa1lob1, 0, fallback); nvram_read_u16(prefix, NULL, "pa1lob2", &sprom->pa1lob2, 0, fallback); nvram_read_u16(prefix, NULL, "pa1hib0", &sprom->pa1hib0, 0, fallback); nvram_read_u16(prefix, NULL, "pa1hib1", &sprom->pa1hib1, 0, fallback); nvram_read_u16(prefix, NULL, "pa1hib2", &sprom->pa1hib2, 0, fallback); nvram_read_u8(prefix, NULL, "pa1lomaxpwr", &sprom->maxpwr_al, 0, fallback); nvram_read_u8(prefix, NULL, "pa1himaxpwr", &sprom->maxpwr_ah, 0, fallback); } static void bcm47xx_fill_sprom_r389(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "bxa2g", &sprom->bxa2g, 0, fallback); nvram_read_u8(prefix, NULL, "rssisav2g", &sprom->rssisav2g, 0, fallback); nvram_read_u8(prefix, NULL, "rssismc2g", &sprom->rssismc2g, 0, fallback); nvram_read_u8(prefix, NULL, "rssismf2g", &sprom->rssismf2g, 0, fallback); nvram_read_u8(prefix, NULL, "bxa5g", &sprom->bxa5g, 0, fallback); nvram_read_u8(prefix, NULL, "rssisav5g", &sprom->rssisav5g, 0, fallback); nvram_read_u8(prefix, NULL, "rssismc5g", &sprom->rssismc5g, 0, fallback); nvram_read_u8(prefix, NULL, "rssismf5g", &sprom->rssismf5g, 0, fallback); nvram_read_u8(prefix, NULL, "tri2g", &sprom->tri2g, 0, fallback); nvram_read_u8(prefix, NULL, "tri5g", &sprom->tri5g, 0, fallback); nvram_read_u8(prefix, NULL, "tri5gl", &sprom->tri5gl, 0, fallback); nvram_read_u8(prefix, NULL, "tri5gh", &sprom->tri5gh, 0, fallback); nvram_read_s8(prefix, NULL, "rxpo2g", &sprom->rxpo2g, 0, fallback); nvram_read_s8(prefix, NULL, "rxpo5g", &sprom->rxpo5g, 0, fallback); } static void bcm47xx_fill_sprom_r3(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback); nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time, &sprom->leddc_off_time, fallback); } static void bcm47xx_fill_sprom_r4589(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback); nvram_read_s8(prefix, NULL, "ag2", &sprom->antenna_gain.a2, 0, fallback); nvram_read_s8(prefix, NULL, "ag3", &sprom->antenna_gain.a3, 0, fallback); nvram_read_u8(prefix, NULL, "txchain", &sprom->txchain, 0xf, fallback); nvram_read_u8(prefix, NULL, "rxchain", &sprom->rxchain, 0xf, fallback); nvram_read_u8(prefix, NULL, "antswitch", &sprom->antswitch, 0xff, fallback); nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time, &sprom->leddc_off_time, fallback); } static void bcm47xx_fill_sprom_r458(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "cck2gpo", &sprom->cck2gpo, 0, fallback); nvram_read_u32(prefix, NULL, "ofdm2gpo", &sprom->ofdm2gpo, 0, fallback); nvram_read_u32(prefix, NULL, "ofdm5gpo", &sprom->ofdm5gpo, 0, fallback); nvram_read_u32(prefix, NULL, "ofdm5glpo", &sprom->ofdm5glpo, 0, fallback); nvram_read_u32(prefix, NULL, "ofdm5ghpo", &sprom->ofdm5ghpo, 0, fallback); nvram_read_u16(prefix, NULL, "cddpo", &sprom->cddpo, 0, fallback); nvram_read_u16(prefix, NULL, "stbcpo", &sprom->stbcpo, 0, fallback); nvram_read_u16(prefix, NULL, "bw40po", &sprom->bw40po, 0, fallback); nvram_read_u16(prefix, NULL, "bwduppo", &sprom->bwduppo, 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo0", &sprom->mcs2gpo[0], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo1", &sprom->mcs2gpo[1], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo2", &sprom->mcs2gpo[2], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo3", &sprom->mcs2gpo[3], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo4", &sprom->mcs2gpo[4], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo5", &sprom->mcs2gpo[5], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo6", &sprom->mcs2gpo[6], 0, fallback); nvram_read_u16(prefix, NULL, "mcs2gpo7", &sprom->mcs2gpo[7], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo0", &sprom->mcs5gpo[0], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo1", &sprom->mcs5gpo[1], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo2", &sprom->mcs5gpo[2], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo3", &sprom->mcs5gpo[3], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo4", &sprom->mcs5gpo[4], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo5", &sprom->mcs5gpo[5], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo6", &sprom->mcs5gpo[6], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5gpo7", &sprom->mcs5gpo[7], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo0", &sprom->mcs5glpo[0], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo1", &sprom->mcs5glpo[1], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo2", &sprom->mcs5glpo[2], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo3", &sprom->mcs5glpo[3], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo4", &sprom->mcs5glpo[4], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo5", &sprom->mcs5glpo[5], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo6", &sprom->mcs5glpo[6], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5glpo7", &sprom->mcs5glpo[7], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo0", &sprom->mcs5ghpo[0], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo1", &sprom->mcs5ghpo[1], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo2", &sprom->mcs5ghpo[2], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo3", &sprom->mcs5ghpo[3], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo4", &sprom->mcs5ghpo[4], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo5", &sprom->mcs5ghpo[5], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo6", &sprom->mcs5ghpo[6], 0, fallback); nvram_read_u16(prefix, NULL, "mcs5ghpo7", &sprom->mcs5ghpo[7], 0, fallback); } static void bcm47xx_fill_sprom_r45(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "txpid2ga0", &sprom->txpid2g[0], 0, fallback); nvram_read_u8(prefix, NULL, "txpid2ga1", &sprom->txpid2g[1], 0, fallback); nvram_read_u8(prefix, NULL, "txpid2ga2", &sprom->txpid2g[2], 0, fallback); nvram_read_u8(prefix, NULL, "txpid2ga3", &sprom->txpid2g[3], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5ga0", &sprom->txpid5g[0], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5ga1", &sprom->txpid5g[1], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5ga2", &sprom->txpid5g[2], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5ga3", &sprom->txpid5g[3], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gla0", &sprom->txpid5gl[0], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gla1", &sprom->txpid5gl[1], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gla2", &sprom->txpid5gl[2], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gla3", &sprom->txpid5gl[3], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gha0", &sprom->txpid5gh[0], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gha1", &sprom->txpid5gh[1], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gha2", &sprom->txpid5gh[2], 0, fallback); nvram_read_u8(prefix, NULL, "txpid5gha3", &sprom->txpid5gh[3], 0, fallback); } static void bcm47xx_fill_sprom_r89(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u8(prefix, NULL, "tssipos2g", &sprom->fem.ghz2.tssipos, 0, fallback); nvram_read_u8(prefix, NULL, "extpagain2g", &sprom->fem.ghz2.extpa_gain, 0, fallback); nvram_read_u8(prefix, NULL, "pdetrange2g", &sprom->fem.ghz2.pdet_range, 0, fallback); nvram_read_u8(prefix, NULL, "triso2g", &sprom->fem.ghz2.tr_iso, 0, fallback); nvram_read_u8(prefix, NULL, "antswctl2g", &sprom->fem.ghz2.antswlut, 0, fallback); nvram_read_u8(prefix, NULL, "tssipos5g", &sprom->fem.ghz5.tssipos, 0, fallback); nvram_read_u8(prefix, NULL, "extpagain5g", &sprom->fem.ghz5.extpa_gain, 0, fallback); nvram_read_u8(prefix, NULL, "pdetrange5g", &sprom->fem.ghz5.pdet_range, 0, fallback); nvram_read_u8(prefix, NULL, "triso5g", &sprom->fem.ghz5.tr_iso, 0, fallback); nvram_read_u8(prefix, NULL, "antswctl5g", &sprom->fem.ghz5.antswlut, 0, fallback); nvram_read_u8(prefix, NULL, "tempthresh", &sprom->tempthresh, 0, fallback); nvram_read_u8(prefix, NULL, "tempoffset", &sprom->tempoffset, 0, fallback); nvram_read_u16(prefix, NULL, "rawtempsense", &sprom->rawtempsense, 0, fallback); nvram_read_u8(prefix, NULL, "measpower", &sprom->measpower, 0, fallback); nvram_read_u8(prefix, NULL, "tempsense_slope", &sprom->tempsense_slope, 0, fallback); nvram_read_u8(prefix, NULL, "tempcorrx", &sprom->tempcorrx, 0, fallback); nvram_read_u8(prefix, NULL, "tempsense_option", &sprom->tempsense_option, 0, fallback); nvram_read_u8(prefix, NULL, "freqoffset_corr", &sprom->freqoffset_corr, 0, fallback); nvram_read_u8(prefix, NULL, "iqcal_swp_dis", &sprom->iqcal_swp_dis, 0, fallback); nvram_read_u8(prefix, NULL, "hw_iqcal_en", &sprom->hw_iqcal_en, 0, fallback); nvram_read_u8(prefix, NULL, "elna2g", &sprom->elna2g, 0, fallback); nvram_read_u8(prefix, NULL, "elna5g", &sprom->elna5g, 0, fallback); nvram_read_u8(prefix, NULL, "phycal_tempdelta", &sprom->phycal_tempdelta, 0, fallback); nvram_read_u8(prefix, NULL, "temps_period", &sprom->temps_period, 0, fallback); nvram_read_u8(prefix, NULL, "temps_hysteresis", &sprom->temps_hysteresis, 0, fallback); nvram_read_u8(prefix, NULL, "measpower1", &sprom->measpower1, 0, fallback); nvram_read_u8(prefix, NULL, "measpower2", &sprom->measpower2, 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr2ga0", &sprom->rxgainerr2ga[0], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr2ga1", &sprom->rxgainerr2ga[1], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr2ga2", &sprom->rxgainerr2ga[2], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gla0", &sprom->rxgainerr5gla[0], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gla1", &sprom->rxgainerr5gla[1], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gla2", &sprom->rxgainerr5gla[2], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gma0", &sprom->rxgainerr5gma[0], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gma1", &sprom->rxgainerr5gma[1], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gma2", &sprom->rxgainerr5gma[2], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gha0", &sprom->rxgainerr5gha[0], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gha1", &sprom->rxgainerr5gha[1], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gha2", &sprom->rxgainerr5gha[2], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gua0", &sprom->rxgainerr5gua[0], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gua1", &sprom->rxgainerr5gua[1], 0, fallback); nvram_read_u8(prefix, NULL, "rxgainerr5gua2", &sprom->rxgainerr5gua[2], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl2ga0", &sprom->noiselvl2ga[0], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl2ga1", &sprom->noiselvl2ga[1], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl2ga2", &sprom->noiselvl2ga[2], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gla0", &sprom->noiselvl5gla[0], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gla1", &sprom->noiselvl5gla[1], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gla2", &sprom->noiselvl5gla[2], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gma0", &sprom->noiselvl5gma[0], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gma1", &sprom->noiselvl5gma[1], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gma2", &sprom->noiselvl5gma[2], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gha0", &sprom->noiselvl5gha[0], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gha1", &sprom->noiselvl5gha[1], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gha2", &sprom->noiselvl5gha[2], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gua0", &sprom->noiselvl5gua[0], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gua1", &sprom->noiselvl5gua[1], 0, fallback); nvram_read_u8(prefix, NULL, "noiselvl5gua2", &sprom->noiselvl5gua[2], 0, fallback); nvram_read_u8(prefix, NULL, "pcieingress_war", &sprom->pcieingress_war, 0, fallback); } static void bcm47xx_fill_sprom_r9(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "cckbw202gpo", &sprom->cckbw202gpo, 0, fallback); nvram_read_u16(prefix, NULL, "cckbw20ul2gpo", &sprom->cckbw20ul2gpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw202gpo", &sprom->legofdmbw202gpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw20ul2gpo", &sprom->legofdmbw20ul2gpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw205glpo", &sprom->legofdmbw205glpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw20ul5glpo", &sprom->legofdmbw20ul5glpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw205gmpo", &sprom->legofdmbw205gmpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw20ul5gmpo", &sprom->legofdmbw20ul5gmpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw205ghpo", &sprom->legofdmbw205ghpo, 0, fallback); nvram_read_u32(prefix, NULL, "legofdmbw20ul5ghpo", &sprom->legofdmbw20ul5ghpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw202gpo", &sprom->mcsbw202gpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw20ul2gpo", &sprom->mcsbw20ul2gpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw402gpo", &sprom->mcsbw402gpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw205glpo", &sprom->mcsbw205glpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw20ul5glpo", &sprom->mcsbw20ul5glpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw405glpo", &sprom->mcsbw405glpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw205gmpo", &sprom->mcsbw205gmpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw20ul5gmpo", &sprom->mcsbw20ul5gmpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw405gmpo", &sprom->mcsbw405gmpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw205ghpo", &sprom->mcsbw205ghpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw20ul5ghpo", &sprom->mcsbw20ul5ghpo, 0, fallback); nvram_read_u32(prefix, NULL, "mcsbw405ghpo", &sprom->mcsbw405ghpo, 0, fallback); nvram_read_u16(prefix, NULL, "mcs32po", &sprom->mcs32po, 0, fallback); nvram_read_u16(prefix, NULL, "legofdm40duppo", &sprom->legofdm40duppo, 0, fallback); nvram_read_u8(prefix, NULL, "sar2g", &sprom->sar2g, 0, fallback); nvram_read_u8(prefix, NULL, "sar5g", &sprom->sar5g, 0, fallback); } static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom, const char *prefix, bool fallback) { char postfix[2]; int i; for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) { struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i]; snprintf(postfix, sizeof(postfix), "%i", i); nvram_read_u8(prefix, postfix, "maxp2ga", &pwr_info->maxpwr_2g, 0, fallback); nvram_read_u8(prefix, postfix, "itt2ga", &pwr_info->itssi_2g, 0, fallback); nvram_read_u8(prefix, postfix, "itt5ga", &pwr_info->itssi_5g, 0, fallback); nvram_read_u16(prefix, postfix, "pa2gw0a", &pwr_info->pa_2g[0], 0, fallback); nvram_read_u16(prefix, postfix, "pa2gw1a", &pwr_info->pa_2g[1], 0, fallback); nvram_read_u16(prefix, postfix, "pa2gw2a", &pwr_info->pa_2g[2], 0, fallback); nvram_read_u8(prefix, postfix, "maxp5ga", &pwr_info->maxpwr_5g, 0, fallback); nvram_read_u8(prefix, postfix, "maxp5gha", &pwr_info->maxpwr_5gh, 0, fallback); nvram_read_u8(prefix, postfix, "maxp5gla", &pwr_info->maxpwr_5gl, 0, fallback); nvram_read_u16(prefix, postfix, "pa5gw0a", &pwr_info->pa_5g[0], 0, fallback); nvram_read_u16(prefix, postfix, "pa5gw1a", &pwr_info->pa_5g[1], 0, fallback); nvram_read_u16(prefix, postfix, "pa5gw2a", &pwr_info->pa_5g[2], 0, fallback); nvram_read_u16(prefix, postfix, "pa5glw0a", &pwr_info->pa_5gl[0], 0, fallback); nvram_read_u16(prefix, postfix, "pa5glw1a", &pwr_info->pa_5gl[1], 0, fallback); nvram_read_u16(prefix, postfix, "pa5glw2a", &pwr_info->pa_5gl[2], 0, fallback); nvram_read_u16(prefix, postfix, "pa5ghw0a", &pwr_info->pa_5gh[0], 0, fallback); nvram_read_u16(prefix, postfix, "pa5ghw1a", &pwr_info->pa_5gh[1], 0, fallback); nvram_read_u16(prefix, postfix, "pa5ghw2a", &pwr_info->pa_5gh[2], 0, fallback); } } static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom, const char *prefix, bool fallback) { char postfix[2]; int i; for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) { struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i]; snprintf(postfix, sizeof(postfix), "%i", i); nvram_read_u16(prefix, postfix, "pa2gw3a", &pwr_info->pa_2g[3], 0, fallback); nvram_read_u16(prefix, postfix, "pa5gw3a", &pwr_info->pa_5g[3], 0, fallback); nvram_read_u16(prefix, postfix, "pa5glw3a", &pwr_info->pa_5gl[3], 0, fallback); nvram_read_u16(prefix, postfix, "pa5ghw3a", &pwr_info->pa_5gh[3], 0, fallback); } } static bool bcm47xx_is_valid_mac(u8 *mac) { return mac && !(mac[0] == 0x00 && mac[1] == 0x90 && mac[2] == 0x4c); } static int bcm47xx_increase_mac_addr(u8 *mac, u8 num) { u8 *oui = mac + ETH_ALEN/2 - 1; u8 *p = mac + ETH_ALEN - 1; do { (*p) += num; if (*p > num) break; p--; num = 1; } while (p != oui); if (p == oui) { pr_err("unable to fetch mac address\n"); return -ENOENT; } return 0; } static int mac_addr_used = 2; static void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_macaddr(prefix, "et0macaddr", sprom->et0mac, fallback); nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0, fallback); nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0, fallback); nvram_read_macaddr(prefix, "et1macaddr", sprom->et1mac, fallback); nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0, fallback); nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0, fallback); nvram_read_macaddr(prefix, "macaddr", sprom->il0mac, fallback); nvram_read_macaddr(prefix, "il0macaddr", sprom->il0mac, fallback); /* The address prefix 00:90:4C is used by Broadcom in their initial configuration. When a mac address with the prefix 00:90:4C is used all devices from the same series are sharing the same mac address. To prevent mac address collisions we replace them with a mac address based on the base address. */ if (!bcm47xx_is_valid_mac(sprom->il0mac)) { u8 mac[6]; nvram_read_macaddr(NULL, "et0macaddr", mac, false); if (bcm47xx_is_valid_mac(mac)) { int err = bcm47xx_increase_mac_addr(mac, mac_addr_used); if (!err) { ether_addr_copy(sprom->il0mac, mac); mac_addr_used++; } } } } static void bcm47xx_fill_board_data(struct ssb_sprom *sprom, const char *prefix, bool fallback) { nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0, true); nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0, fallback); nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0, true); nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo, &sprom->boardflags_hi, fallback); nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo, &sprom->boardflags2_hi, fallback); } void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix, bool fallback) { bcm47xx_fill_sprom_ethernet(sprom, prefix, fallback); bcm47xx_fill_board_data(sprom, prefix, fallback); nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0, fallback); switch (sprom->revision) { case 1: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r1(sprom, prefix, fallback); break; case 2: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r2389(sprom, prefix, fallback); break; case 3: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r2389(sprom, prefix, fallback); bcm47xx_fill_sprom_r389(sprom, prefix, fallback); bcm47xx_fill_sprom_r3(sprom, prefix, fallback); break; case 4: case 5: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r4589(sprom, prefix, fallback); bcm47xx_fill_sprom_r458(sprom, prefix, fallback); bcm47xx_fill_sprom_r45(sprom, prefix, fallback); bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback); bcm47xx_fill_sprom_path_r45(sprom, prefix, fallback); break; case 8: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r2389(sprom, prefix, fallback); bcm47xx_fill_sprom_r389(sprom, prefix, fallback); bcm47xx_fill_sprom_r4589(sprom, prefix, fallback); bcm47xx_fill_sprom_r458(sprom, prefix, fallback); bcm47xx_fill_sprom_r89(sprom, prefix, fallback); bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback); break; case 9: bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r2389(sprom, prefix, fallback); bcm47xx_fill_sprom_r389(sprom, prefix, fallback); bcm47xx_fill_sprom_r4589(sprom, prefix, fallback); bcm47xx_fill_sprom_r89(sprom, prefix, fallback); bcm47xx_fill_sprom_r9(sprom, prefix, fallback); bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback); break; default: pr_warn("Unsupported SPROM revision %d detected. Will extract" " v1\n", sprom->revision); sprom->revision = 1; bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback); bcm47xx_fill_sprom_r12389(sprom, prefix, fallback); bcm47xx_fill_sprom_r1(sprom, prefix, fallback); } } #ifdef CONFIG_BCM47XX_SSB void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo, const char *prefix) { nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0, true); if (!boardinfo->vendor) boardinfo->vendor = SSB_BOARDVENDOR_BCM; nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true); } #endif #ifdef CONFIG_BCM47XX_BCMA void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo, const char *prefix) { nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0, true); if (!boardinfo->vendor) boardinfo->vendor = SSB_BOARDVENDOR_BCM; nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true); } #endif #if defined(CONFIG_BCM47XX_SSB) static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out) { char prefix[10]; if (bus->bustype == SSB_BUSTYPE_PCI) { memset(out, 0, sizeof(struct ssb_sprom)); snprintf(prefix, sizeof(prefix), "pci/%u/%u/", bus->host_pci->bus->number + 1, PCI_SLOT(bus->host_pci->devfn)); bcm47xx_fill_sprom(out, prefix, false); return 0; } else { pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n"); return -EINVAL; } } #endif #if defined(CONFIG_BCM47XX_BCMA) static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) { char prefix[10]; struct bcma_device *core; switch (bus->hosttype) { case BCMA_HOSTTYPE_PCI: memset(out, 0, sizeof(struct ssb_sprom)); snprintf(prefix, sizeof(prefix), "pci/%u/%u/", bus->host_pci->bus->number + 1, PCI_SLOT(bus->host_pci->devfn)); bcm47xx_fill_sprom(out, prefix, false); return 0; case BCMA_HOSTTYPE_SOC: memset(out, 0, sizeof(struct ssb_sprom)); core = bcma_find_core(bus, BCMA_CORE_80211); if (core) { snprintf(prefix, sizeof(prefix), "sb/%u/", core->core_index); bcm47xx_fill_sprom(out, prefix, true); } else { bcm47xx_fill_sprom(out, NULL, false); } return 0; default: pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n"); return -EINVAL; } } #endif /* * On bcm47xx we need to register SPROM fallback handler very early, so we can't * use anything like platform device / driver for this. */ void bcm47xx_sprom_register_fallbacks(void) { #if defined(CONFIG_BCM47XX_SSB) if (ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb)) pr_warn("Failed to registered ssb SPROM handler\n"); #endif #if defined(CONFIG_BCM47XX_BCMA) if (bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma)) pr_warn("Failed to registered bcma SPROM handler\n"); #endif }