AC97_MIX_AUXOUT
cs4281_wrcd(0, sc, AC97_MIX_AUXOUT, 0);
keep_ogain = ac97_rdcd(codec, AC97_MIX_AUXOUT) & 0x8000;
[SOUND_MIXER_OGAIN] = { AC97_MIX_AUXOUT, 5, 0, 1, 1, 0, 0, 0 },