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Merge branch 'feature/midi_in' into gus

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This commit is contained in:
OBattler
2020-01-12 18:51:35 +01:00
committed by GitHub
parent d0a8b1211a e0be29af06
commit 4b7401c3b5
1 changed files with 16 additions and 15 deletions
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31
src/sound/snd_gus.c
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@@ -194,21 +194,22 @@ void writegus(uint16_t addr, uint8_t val, void *p)
switch (port)
{
case 0x300: /*MIDI control*/
gus->midi_ctrl = val;
gus->uart_out = 1;
if (((gus->midi_ctrl & 3) == 3) || !gus->midi_ctrl) { /*Master reset*/
gus->uart_in = 0;
gus->midi_status = 0;
gus->midi_r = 0;
gus->midi_w = 0;
} else if (gus->midi_ctrl & MIDI_CTRL_TRANSMIT) {
gus->midi_status |= MIDI_INT_TRANSMIT;
} else if (gus->midi_ctrl & MIDI_CTRL_RECEIVE) {
gus->uart_in = 1;
}
gus_midi_update_int_status(gus);
case 0x300: /*MIDI control*/
old = gus->midi_ctrl;
gus->midi_ctrl = val;
gus->uart_out = 1;
if ((val & 3) == 3) { /*Master reset*/
gus->uart_in = 0;
gus->midi_status = 0;
gus->midi_r = 0;
gus->midi_w = 0;
} else if ((old & 3) == 3) {
gus->midi_status |= MIDI_INT_TRANSMIT;
} else if (gus->midi_ctrl & MIDI_CTRL_RECEIVE) {
gus->uart_in = 1;
}
gus_midi_update_int_status(gus);
break;
case 0x301: /*MIDI data*/
gus->midi_data = val;