| 8 | ) |
| 9 | |
| 10 | func TestMemory64KWrite(t *testing.T) { |
| 11 | bus := components.NewBus(arch.BUS_WIDTH) |
| 12 | m := NewMemory64K(bus) |
| 13 | |
| 14 | var i uint16 |
| 15 | var q uint16 = 0xFFFF |
| 16 | for i = 0x0000; i < 0xFFFF; i++ { |
| 17 | m.AddressRegister.Set() |
| 18 | bus.SetValue(i) |
| 19 | m.Update() |
| 20 | |
| 21 | m.AddressRegister.Unset() |
| 22 | m.Update() |
| 23 | |
| 24 | bus.SetValue(q) |
| 25 | m.Set() |
| 26 | m.Update() |
| 27 | |
| 28 | m.Unset() |
| 29 | m.Update() |
| 30 | |
| 31 | q-- |
| 32 | } |
| 33 | |
| 34 | var expected uint16 = 0xFFFF |
| 35 | for i = 0x0000; i < 0xFFFF; i++ { |
| 36 | m.AddressRegister.Set() |
| 37 | bus.SetValue(i) |
| 38 | m.Update() |
| 39 | |
| 40 | m.AddressRegister.Unset() |
| 41 | m.Update() |
| 42 | |
| 43 | m.Enable() |
| 44 | m.Update() |
| 45 | |
| 46 | m.Disable() |
| 47 | m.Update() |
| 48 | |
| 49 | checkBus(bus, expected) |
| 50 | expected-- |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | func TestMemory64KDoesNotUpdateWhenSetFlagIsOff(t *testing.T) { |
| 55 | bus := components.NewBus(arch.BUS_WIDTH) |