diff options
| -rw-r--r-- | arch/mips/bcm47xx/setup.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index c95f90bf734c..bbfcf9bd38db 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -57,10 +57,23 @@ static void bcm47xx_machine_halt(void) } #define READ_FROM_NVRAM(_outvar, name, buf) \ - if (nvram_getenv(name, buf, sizeof(buf)) >= 0)\ + if (nvram_getprefix(prefix, name, buf, sizeof(buf)) >= 0)\ sprom->_outvar = simple_strtoul(buf, NULL, 0); -static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) +static inline int nvram_getprefix(const char *prefix, char *name, + char *buf, int len) +{ + if (prefix) { + char key[100]; + + snprintf(key, sizeof(key), "%s%s", prefix, name); + return nvram_getenv(key, buf, len); + } + + return nvram_getenv(name, buf, len); +} + +static void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix) { char buf[100]; u32 boardflags; @@ -69,11 +82,11 @@ static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) sprom->revision = 1; /* Fallback: Old hardware does not define this. */ READ_FROM_NVRAM(revision, "sromrev", buf); - if (nvram_getenv("il0macaddr", buf, sizeof(buf)) >= 0) + if (nvram_getprefix(prefix, "il0macaddr", buf, sizeof(buf)) >= 0) nvram_parse_macaddr(buf, sprom->il0mac); - if (nvram_getenv("et0macaddr", buf, sizeof(buf)) >= 0) + if (nvram_getprefix(prefix, "et0macaddr", buf, sizeof(buf)) >= 0) nvram_parse_macaddr(buf, sprom->et0mac); - if (nvram_getenv("et1macaddr", buf, sizeof(buf)) >= 0) + if (nvram_getprefix(prefix, "et1macaddr", buf, sizeof(buf)) >= 0) nvram_parse_macaddr(buf, sprom->et1mac); READ_FROM_NVRAM(et0phyaddr, "et0phyaddr", buf); READ_FROM_NVRAM(et1phyaddr, "et1phyaddr", buf); @@ -125,14 +138,14 @@ static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) READ_FROM_NVRAM(ofdm5gpo, "ofdm5gpo", buf); READ_FROM_NVRAM(ofdm5ghpo, "ofdm5ghpo", buf); - if (nvram_getenv("boardflags", buf, sizeof(buf)) >= 0) { + if (nvram_getprefix(prefix, "boardflags", buf, sizeof(buf)) >= 0) { boardflags = simple_strtoul(buf, NULL, 0); if (boardflags) { sprom->boardflags_lo = (boardflags & 0x0000FFFFU); sprom->boardflags_hi = (boardflags & 0xFFFF0000U) >> 16; } } - if (nvram_getenv("boardflags2", buf, sizeof(buf)) >= 0) { + if (nvram_getprefix(prefix, "boardflags2", buf, sizeof(buf)) >= 0) { boardflags = simple_strtoul(buf, NULL, 0); if (boardflags) { sprom->boardflags2_lo = (boardflags & 0x0000FFFFU); @@ -158,7 +171,7 @@ static int bcm47xx_get_invariants(struct ssb_bus *bus, if (nvram_getenv("boardrev", buf, sizeof(buf)) >= 0) iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0); - bcm47xx_fill_sprom(&iv->sprom); + bcm47xx_fill_sprom(&iv->sprom, NULL); if (nvram_getenv("cardbus", buf, sizeof(buf)) >= 0) iv->has_cardbus_slot = !!simple_strtoul(buf, NULL, 10); |