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Fix IR bugs

This commit is contained in:
Lior Halphon 2020-05-19 01:24:09 +03:00
parent 933b622886
commit ce9114ed55
1 changed files with 16 additions and 4 deletions
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20
Core/memory.c
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@ -595,7 +595,6 @@ static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
return;
default:
GB_log(gb, "HuC-3 RTC Write %02x\n", value);
break;
}
@ -603,9 +602,18 @@ static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
case 0xD: // RTC status
// Not sure what writes here mean, they're always 0xFE
return;
case 0xE: // IR mode
case 0xE: { // IR mode
bool old_input = effective_ir_input(gb);
gb->cart_ir = value & 1;
bool new_input = effective_ir_input(gb);
if (new_input != old_input) {
if (gb->infrared_callback) {
gb->infrared_callback(gb, new_input, gb->cycles_since_ir_change);
}
gb->cycles_since_ir_change = 0;
}
return;
}
default:
GB_log(gb, "Unsupported HuC-3 mode %x write: [%04x] = %02x\n", gb->huc3_mode, addr, value);
return;
@ -628,7 +636,9 @@ static void write_mbc_ram(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
gb->cart_ir = value & 1;
bool new_input = effective_ir_input(gb);
if (new_input != old_input) {
gb->infrared_callback(gb, new_input, gb->cycles_since_ir_change);
if (gb->infrared_callback) {
gb->infrared_callback(gb, new_input, gb->cycles_since_ir_change);
}
gb->cycles_since_ir_change = 0;
}
return;
@ -1041,7 +1051,9 @@ static void write_high_memory(GB_gameboy_t *gb, uint16_t addr, uint8_t value)
gb->io_registers[GB_IO_RP] = value;
bool new_input = effective_ir_input(gb);
if (new_input != old_input) {
gb->infrared_callback(gb, new_input, gb->cycles_since_ir_change);
if (gb->infrared_callback) {
gb->infrared_callback(gb, new_input, gb->cycles_since_ir_change);
}
gb->cycles_since_ir_change = 0;
}
return;