Mercurial > repos > blastem
diff io.c @ 2524:25e40370e0e4
Fix some IO port serial mode bugs
| author | Michael Pavone <pavone@retrodev.com> |
|---|---|
| date | Sat, 26 Oct 2024 14:31:21 -0700 |
| parents | 1978bd770023 |
| children | 462e43f54abf |
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--- a/io.c Thu Oct 24 21:08:10 2024 -0700 +++ b/io.c Sat Oct 26 14:31:21 2024 -0700 @@ -1822,9 +1822,7 @@ uint32_t io_next_interrupt(io_port *port, uint32_t current_cycle) { - if (!(port->control & 0x80)) { - return CYCLE_NEVER; - } + if (port->serial_ctrl & SCTRL_BIT_RX_INTEN) { if (port->serial_ctrl & SCTRL_BIT_RX_READY) { return current_cycle; @@ -1833,7 +1831,9 @@ return port->receive_end; } } - //TODO: handle external interrupts from TH transitions + /*if (port->control & 0x80) { + //TODO: handle external interrupts from TH transitions + }*/ return CYCLE_NEVER; }