void
rtattach(struct rt_softc *sc) {
sc->sc_freq = MIN_FM_FREQ;
sc->sc_mute = 0;
sc->sc_vol = 0;
sc->sc_rf = LM700X_REF_050;
sc->sc_stereo = LM700X_STEREO;
sc->lm.wzcl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_OFF;
sc->lm.wzch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_OFF;
sc->lm.wocl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_ON;
sc->lm.woch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_ON;
switch (sc->sc_ct) {
case CARD_RADIOTRACK:
sc->lm.initdata = 0;
sc->lm.rsetdata = RT_SIGNAL_METER;
sc->lm.init = rt_lm700x_init;
sc->lm.rset = rt_lm700x_rset;
break;
case CARD_SF16FMI:
sc->lm.initdata = RT_CARD_OFF;
sc->lm.rsetdata = RT_CARD_ON;
sc->lm.init = sfi_lm700x_init;
sc->lm.rset = sfi_lm700x_init;
break;
}
rt_set_freq(sc, sc->sc_freq);
rt_set_mute(sc, sc->sc_vol);
radio_attach_mi(&rt_hw_if, sc, &sc->sc_dev);
}
int
rt_set_info(void *v, struct radio_info *ri)
{
struct rt_softc *sc = v;
sc->sc_mute = ri->mute ? 1 : 0;
sc->sc_rf = lm700x_encode_ref(ri->rfreq);
switch (sc->sc_ct) {
case CARD_RADIOTRACK:
sc->sc_vol = rt_conv_vol(ri->volume);
break;
case CARD_SF16FMI:
sc->sc_vol = ri->volume ? 1 : 0;
break;
}
/*
* Though SF16-FMI does not set stereo/mono
* it won't hurt to have this
*/
sc->sc_stereo = ri->stereo ? LM700X_STEREO : LM700X_MONO;
rt_set_freq(sc, ri->freq);
rt_set_mute(sc, sc->sc_vol);
return (0);
}
void
rt_attach(device_t parent, device_t self, void *aux)
{
struct rt_softc *sc = device_private(self);
struct isa_attach_args *ia = aux;
sc->lm.iot = ia->ia_iot;
sc->rf = LM700X_REF_050;
sc->stereo = LM700X_STEREO;
sc->mute = 0;
sc->freq = MIN_FM_FREQ;
sc->vol = 0;
/* remap I/O */
if (bus_space_map(sc->lm.iot, ia->ia_io[0].ir_addr,
ia->ia_io[0].ir_size, 0, &sc->lm.ioh))
panic(": bus_space_map() of %s failed", device_xname(self));
switch (ia->ia_io[0].ir_addr) {
case 0x20C:
/* FALLTHROUGH */
case 0x30C:
sc->cardtype = CARD_RADIOTRACK;
printf(": AIMS Lab Radiotrack or compatible\n");
break;
case 0x284:
/* FALLTHROUGH */
case 0x384:
sc->cardtype = CARD_SF16FMI;
printf(": SoundForte RadioX SF16-FMI\n");
break;
default:
sc->cardtype = CARD_UNKNOWN;
printf(": Unknown card\n");
break;
}
/* Configure struct lm700x_t lm */
sc->lm.offset = 0;
sc->lm.wzcl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_OFF;
sc->lm.wzch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_OFF;
sc->lm.wocl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_ON;
sc->lm.woch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_ON;
sc->lm.initdata = 0;
sc->lm.rsetdata = RT_DATA_ON | RT_CLCK_ON | RT_WREN_OFF;
sc->lm.init = rt_lm700x_init;
sc->lm.rset = rt_lm700x_rset;
rt_set_freq(sc, sc->freq);
radio_attach_mi(&rt_hw_if, sc, self);
}
int
rt_set_info(void *v, struct radio_info *ri)
{
struct rt_softc *sc = v;
sc->mute = ri->mute ? 1 : 0;
sc->vol = rt_conv_vol(ri->volume);
sc->stereo = ri->stereo ? LM700X_STEREO : LM700X_MONO;
sc->rf = lm700x_encode_ref(ri->rfreq);
rt_set_freq(sc, ri->freq);
rt_set_mute(sc, sc->vol);
return (0);
}
int
rt_find(bus_space_tag_t iot, bus_space_handle_t ioh)
{
struct rt_softc sc;
#if 0
u_int i, scanres = 0;
#endif
sc.lm.iot = iot;
sc.lm.ioh = ioh;
sc.lm.offset = 0;
sc.lm.wzcl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_OFF;
sc.lm.wzch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_OFF;
sc.lm.wocl = RT_WREN_ON | RT_CLCK_OFF | RT_DATA_ON;
sc.lm.woch = RT_WREN_ON | RT_CLCK_ON | RT_DATA_ON;
sc.lm.initdata = 0;
sc.lm.rsetdata = RT_SIGNAL_METER;
sc.lm.init = rt_lm700x_init;
sc.lm.rset = rt_lm700x_rset;
sc.rf = LM700X_REF_050;
sc.mute = 0;
sc.stereo = LM700X_STEREO;
sc.vol = 0;
/*
* Scan whole FM range. If there is a card it'll
* respond on some frequency.
*/
return 0;
#if 0
for (i = MIN_FM_FREQ; !scanres && i < MAX_FM_FREQ; i += 10) {
rt_set_freq(&sc, i);
scanres += rt_state(iot, ioh);
}
return scanres;
#endif
}
