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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6
crates/gba-core/tests/serial_external.rs
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@ -146,7 +146,7 @@ fn arm_and_thumb_external_starts_complete_as_instructions_not_as_serial_transfer
assert_eq!(machine.memory().read16(IF).unwrap() & 0x80, 0);
} else {
let error = machine.step().unwrap_err();
assert!(error.to_string().contains("multiplayer/UART serial mode"));
assert!(error.to_string().contains("UART serial mode"));
assert_eq!(machine.cpu(), &cpu);
assert_eq!(machine.cycles(), 0);
assert_eq!(machine.memory().read16(SIOCNT).unwrap(), 0x1007);
@ -161,7 +161,7 @@ fn invalid_word_and_block_writes_do_not_leave_a_partial_external_start() {
let mut bus = memory();
bus.write16(SIOCNT, 0x5000).unwrap();
bus.write16(SIODATA8, 0x12).unwrap();
assert!(bus.write32(SIOCNT, 0x00ab2080).is_err());
assert!(bus.write32(SIOCNT, 0x00ab3080).is_err());
assert_eq!(bus.read16(SIOCNT).unwrap(), 0x5004);
assert_eq!(bus.read16(SIODATA8).unwrap(), 0x12);
bus.write32(SIOCNT, 0x00ab5080).unwrap();
@ -188,7 +188,7 @@ fn dma_start_preserves_serial_wait_and_reports_only_dma_completion() {
bus.write32(DMA_BASE + 8, 0xc4000001).unwrap();
let mut machine = Machine::new(Cpu::new(ROM_START), bus);
let error = machine.step().unwrap_err();
assert!(error.to_string().contains("multiplayer/UART serial mode"));
assert!(error.to_string().contains("UART serial mode"));
assert_eq!(machine.step(), Err(error));
assert_eq!(machine.cycles(), 0);
assert_eq!(machine.memory().read16(SIOCNT).unwrap(), 4);