0xrsydn/gameboy-rust
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feat(serial): model disconnected multiplayer configuration

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0xrsydn 2026-10-07 05:02:23 +07:00
commit c5e19baed4
14 changed files with 500 additions and 44 deletions
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4
crates/gba-core/tests/inactive_devices.rs
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@ -80,7 +80,7 @@ fn idle_normal_serial_data_and_control_have_distinct_widths() {
fn unsupported_operations_have_specific_retryable_diagnostics() {
let mut bus = memory();
for (address, value, description) in [
(SIOCNT + 1, 0x20, "multiplayer/UART"),
(SIOCNT + 1, 0x30, "UART serial mode"),
(RCNT + 1, 0xc0, "Joybus serial mode"),
(RCNT + 1, 0x81, "GPIO serial interrupt"),
(JOYCNT, 0x40, "Joybus interrupt"),
@ -95,7 +95,7 @@ fn unsupported_operations_have_specific_retryable_diagnostics() {
assert!(bus.write16(RCNT, 0xc0aa).is_err());
assert_eq!(bus.read16(RCNT).unwrap(), 0x805f); // Low byte was not committed.
bus.write16(SIOCNT, 0x4008).unwrap();
assert!(bus.write32(SIOCNT, 0xaabb2080).is_err());
assert!(bus.write32(SIOCNT, 0xaabb3080).is_err());
assert_eq!(bus.read16(SIOCNT).unwrap(), 0x400c);
assert_eq!(bus.read16(SIODATA8).unwrap(), 0);
}