Function ETHAddMulticastAddress

src/dolphin/src/eth/eth.c:932–959

}

void ETHAddMulticastAddress(const u8* macaddr) {
    BOOL disabled;
    u16 index;
    u8 marNo;
    u8 bitNo;
    u8 ncrb;

    if (memcmp(macaddr, broadcastheader, sizeof(broadcastheader)) == 0) {
        waitexilock();
        ncrb = readcmd(0x0001);
        ncrb |= 4;
        writecmd(0x0001, ncrb);
        unlock();
    } else {
        index = HashIndex(macaddr);
        marNo = index / 8;
        bitNo = index % 8;
        disabled = OSDisableInterrupts();
        mcastmap[marNo] |= 1 << bitNo;
        mcastUpdate = TRUE;

        if (lock()) {
            unlock();
        }

        OSRestoreInterrupts(disabled);
    }
}

void ETHChangeIntPriority(BOOL flag) {
    __recvpriorityflag = flag;