tt_dmasnd
if (!MACH_IS_MEDUSA && hwreg_present(&tt_dmasnd.ctrl)) {
tt_dmasnd.bas_hi = (unsigned char)(((bufstart) & 0xff0000) >> 16); \
tt_dmasnd.bas_mid = (unsigned char)(((bufstart) & 0x00ff00) >> 8); \
tt_dmasnd.bas_low = (unsigned char) ((bufstart) & 0x0000ff); \
#define DMASNDGetAdr() ((tt_dmasnd.addr_hi << 16) + \
(tt_dmasnd.addr_mid << 8) + \
(tt_dmasnd.addr_low))
tt_dmasnd.end_hi = (unsigned char)(((bufend) & 0xff0000) >> 16); \
tt_dmasnd.end_mid = (unsigned char)(((bufend) & 0x00ff00) >> 8); \
tt_dmasnd.end_low = (unsigned char) ((bufend) & 0x0000ff); \
tt_dmasnd.ctrl = DMASND_CTRL_OFF;
tt_dmasnd.ctrl = DMASND_CTRL_OFF;
tt_dmasnd.ctrl = DMASND_CTRL_OFF;
tt_dmasnd.mode = DMASND_MODE_50KHZ | DMASND_MODE_STEREO | DMASND_MODE_8BIT;
tt_dmasnd.int_div = 0; /* STE compatible divider */
tt_dmasnd.int_ctrl = 0x0;
tt_dmasnd.cbar_src = 0x0000; /* no matrix inputs */
tt_dmasnd.cbar_dst = 0x0000; /* no matrix outputs */
tt_dmasnd.dac_src = 1; /* connect ADC to DAC, disconnect matrix */
tt_dmasnd.adc_src = 3; /* ADC Input = PSG */
tt_dmasnd.int_div = divider;
tt_dmasnd.int_ctrl = 0x4; /* Timer A int at play end */
tt_dmasnd.track_select = 0x0; /* play 1 track, track 1 */
tt_dmasnd.cbar_src = 0x0001; /* DMA(25MHz) --> DAC */
tt_dmasnd.cbar_dst = 0x0000;
tt_dmasnd.rec_track_select = 0;
tt_dmasnd.dac_src = 2; /* connect matrix to DAC */
tt_dmasnd.adc_src = 0; /* ADC Input = Mic */
tt_dmasnd.mode = (dmasound.hard.stereo ?
tt_dmasnd.output_atten = dmasound.volume_left << 8 | dmasound.volume_right << 4;
tt_dmasnd.ctrl = DMASND_CTRL_ON | DMASND_CTRL_REPEAT;
tt_dmasnd.ctrl = DMASND_CTRL_OFF;
dmasound.volume_left = (tt_dmasnd.output_atten & 0xf00) >> 8;
dmasound.volume_right = (tt_dmasnd.output_atten & 0xf0) >> 4;
tt_dmasnd.input_gain =
RECLEVEL_GAIN_TO_VOXWARE(tt_dmasnd.input_gain >> 4 & 0xf) |
RECLEVEL_GAIN_TO_VOXWARE(tt_dmasnd.input_gain & 0xf) << 8);
tt_dmasnd.ctrl = DMASND_CTRL_OFF;
tt_dmasnd.mode = (dmasound.hard.stereo ?