AC97_MIX_MASTER
cs4281_wrcd(0, sc, AC97_MIX_MASTER, 0);
case AC97_MIX_MASTER:
emulated = sc->ac97_state[AC97_MIX_MASTER];
case AC97_MIX_MASTER:
sc->ac97_state[AC97_MIX_MASTER] = data & (0x8000 | 0x3f3f);
[SOUND_MIXER_VOLUME] = { AC97_MIX_MASTER, 5, 0, 1, 1, 6, 0, 1 },