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smpc/input_intback: handle controller disconnection

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This still only parses digital pad correctly.
This commit is contained in:
Zack Buhman 2023-05-08 06:51:18 -07:00
parent f40510d0b1
commit b092850c07
1 changed files with 11 additions and 5 deletions
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16
smpc/input_intback.cpp
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@ -160,15 +160,20 @@ void smpc_int(void) {
switch (intback.fsm++) {
case PORT_STATUS:
port_connected = (PORT_STATUS__CONNECTORS(oreg) == 1);
break;
case PERIPHERAL_ID:
if (port_connected) {
assert(PERIPHERAL_ID__IS_DIGITAL_PAD(oreg));
assert(PERIPHERAL_ID__DATA_SIZE(oreg) == 2);
assert(PORT_STATUS__MULTITAP_ID(oreg) == 0xf);
} else {
intback.fsm = FSM_NEXT;
}
break;
case PERIPHERAL_ID:
assert(port_connected);
assert(PERIPHERAL_ID__IS_DIGITAL_PAD(oreg));
assert(PERIPHERAL_ID__DATA_SIZE(oreg) == 2);
break;
case DATA1:
if (port_connected) {
assert(port_connected);
{
controller_state& c = intback.controller[intback.controller_ix];
c.right = (DIGITAL__1__RIGHT & oreg) == 0;
c.left = (DIGITAL__1__LEFT & oreg) == 0;
@ -177,6 +182,7 @@ void smpc_int(void) {
}
break;
case DATA2:
assert(port_connected);
// ignore data2
break;
}