diff options
| author | Melodi <62381002+Melodi17@users.noreply.github.com> | 2025-08-06 22:36:34 +1000 |
|---|---|---|
| committer | Melodi <62381002+Melodi17@users.noreply.github.com> | 2025-08-06 22:36:34 +1000 |
| commit | 7a8d2bcd75d88a5429937bf551878c55e1dcf0fd (patch) | |
| tree | 81bc1f259fb8678513aa8b214df4ef72720bb585 /Emulator/Chip/Bus.cs | |
| parent | 16f3cb74564cf7c19da6e13666c98aca36094716 (diff) | |
moved everything to seperate projects, and started compiler work + push and pop instructions added
Diffstat (limited to 'Emulator/Chip/Bus.cs')
| -rw-r--r-- | Emulator/Chip/Bus.cs | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/Emulator/Chip/Bus.cs b/Emulator/Chip/Bus.cs new file mode 100644 index 0000000..0907f61 --- /dev/null +++ b/Emulator/Chip/Bus.cs @@ -0,0 +1,37 @@ +namespace Q1.Emulator.Chip; + +using System.Collections.Generic; +using System.Linq; + +public class Bus : BusDevice +{ + public List<BusDevice> Devices; + + public Bus(u16 addressableStart, u16 addressableEnd) : base(addressableStart, addressableEnd) + { + this.Devices = []; + } + private BusDevice? GetDevice(u16 address) + { + BusDevice? device = this.Devices.FirstOrDefault(x => address >= x.AddressableStart && address < x.AddressableEnd); + return device; + } + + public override u8 Read(u16 address) + { + BusDevice? device = this.GetDevice(address); + if (device == null) + return 0; + + return device.Read(address); + } + + public override void Write(u16 address, u8 value) + { + BusDevice? device = this.GetDevice(address); + if (device == null) + return; + + device.Write(address, value); + } +}
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