BCE_MISC_ENABLE_CLR_BITS
REG_WR(sc, BCE_MISC_ENABLE_CLR_BITS, BCE_MISC_ENABLE_CLR_DEFAULT);
REG_RD(sc, BCE_MISC_ENABLE_CLR_BITS);
REG_WR(sc, BCE_MISC_ENABLE_CLR_BITS,
val = REG_RD(sc, BCE_MISC_ENABLE_CLR_BITS);