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Adds some basic keyboard inputs.

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I think the next thing required is interrupts though.
This commit is contained in:
Thomas Harte 2021-06-17 20:47:56 -04:00
parent c331d15429
commit 0c3e9dca28
4 changed files with 146 additions and 4 deletions
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34
Machines/Enterprise/Enterprise.cpp
View File

@ -8,6 +8,7 @@
#include "Enterprise.hpp"
#include "Keyboard.hpp"
#include "Nick.hpp"
#include "../MachineTypes.hpp"
@ -59,6 +60,7 @@ namespace Enterprise {
class ConcreteMachine:
public CPU::Z80::BusHandler,
public Machine,
public MachineTypes::MappedKeyboardMachine,
public MachineTypes::ScanProducer,
public MachineTypes::TimedMachine {
public:
@ -120,8 +122,11 @@ class ConcreteMachine:
*cycle.value = 0xff;
break;
case 0xb5:
printf("TODO: Keyboard/joystick input\n");
*cycle.value = 0xff;
if(active_key_line_ < key_lines_.size()) {
*cycle.value = key_lines_[active_key_line_];
} else {
*cycle.value = 0xff;
}
break;
}
break;
@ -156,7 +161,8 @@ class ConcreteMachine:
printf("TODO: interrupt enable/reset write %02x\n", *cycle.value);
break;
case 0xb5:
printf("TODO: Keyboard/etc %02x\n", *cycle.value);
active_key_line_ = *cycle.value & 0xf;
// TODO: printer strobe, type sound, REM switches.
break;
case 0xb6:
printf("TODO: printer output %02x\n", *cycle.value);
@ -194,7 +200,7 @@ class ConcreteMachine:
// MARK: - Memory layout
std::array<uint8_t, 256 * 1024> ram_;
std::array<uint8_t, 64 * 1024> exos_;
const uint8_t min_ram_slot_ = 0xff - 3;
const uint8_t min_ram_slot_ = 0xff - 16 + 1;
const uint8_t *read_pointers_[4] = {nullptr, nullptr, nullptr, nullptr};
uint8_t *write_pointers_[4] = {nullptr, nullptr, nullptr, nullptr};
@ -241,6 +247,26 @@ class ConcreteMachine:
z80_.run_for(cycles);
}
// MARK: - KeyboardMachine
Enterprise::KeyboardMapper keyboard_mapper_;
KeyboardMapper *get_keyboard_mapper() final {
return &keyboard_mapper_;
}
uint8_t active_key_line_ = 0;
std::array<uint8_t, 10> key_lines_;
void set_key_state(uint16_t key, bool is_pressed) final {
if(is_pressed) {
key_lines_[key >> 8] &= ~uint8_t(key);
} else {
key_lines_[key >> 8] |= uint8_t(key);
}
}
void clear_all_keys() final {
key_lines_.fill(0xff);
}
// MARK: - Chips.
CPU::Z80::Processor<ConcreteMachine, false, false> z80_;
JustInTimeActor<Nick, HalfCycles, 444923, 125000> nick_;

47
Machines/Enterprise/Keyboard.cpp Normal file
View File

@ -0,0 +1,47 @@
//
// Keyboard.cpp
// Clock Signal
//
// Created by Thomas Harte on 17/06/2021.
// Copyright © 2021 Thomas Harte. All rights reserved.
//
#include "Keyboard.hpp"
using namespace Enterprise;
uint16_t KeyboardMapper::mapped_key_for_key(Inputs::Keyboard::Key key) const {
#define BIND(source, dest) case Inputs::Keyboard::Key::source: return uint16_t(Key::dest)
switch(key) {
default: break;
BIND(k1, k1); BIND(k2, k2); BIND(k3, k3); BIND(k4, k4); BIND(k5, k5);
BIND(k6, k6); BIND(k7, k7); BIND(k8, k8); BIND(k9, k9); BIND(k0, k0);
BIND(Q, Q); BIND(W, W); BIND(E, E); BIND(R, R); BIND(T, T);
BIND(Y, Y); BIND(U, U); BIND(I, I); BIND(O, O); BIND(P, P);
BIND(A, A); BIND(S, S); BIND(D, D); BIND(F, F); BIND(G, G);
BIND(H, H); BIND(J, J); BIND(K, K); BIND(L, L);
BIND(Z, Z); BIND(X, X); BIND(C, C); BIND(V, V);
BIND(B, B); BIND(N, N); BIND(M, M);
BIND(Space, Space); BIND(Enter, Enter);
BIND(LeftShift, LeftShift);
BIND(RightShift, RightShift);
BIND(LeftOption, Option);
BIND(RightOption, Option);
BIND(LeftControl, Control);
BIND(RightControl, Control);
BIND(Left, Left);
BIND(Right, Right);
BIND(Up, Up);
BIND(Down, Down);
}
#undef BIND
return MachineTypes::MappedKeyboardMachine::KeyNotMapped;
}

61
Machines/Enterprise/Keyboard.hpp Normal file
View File

@ -0,0 +1,61 @@
//
// Keyboard.hpp
// Clock Signal
//
// Created by Thomas Harte on 17/06/2021.
// Copyright © 2021 Thomas Harte. All rights reserved.
//
#ifndef Machines_Enterprise_Keyboard_hpp
#define Machines_Enterprise_Keyboard_hpp
#include "../KeyboardMachine.hpp"
namespace Enterprise {
#define KeyCode(line, mask) (line << 8) | mask
enum class Key: uint16_t {
N = 0x0000 | 0x01, BackSlash = 0x0000 | 0x02, B = 0x0000 | 0x04, C = 0x0000 | 0x08,
V = 0x0000 | 0x10, X = 0x0000 | 0x20, Z = 0x0000 | 0x40, LeftShift = 0x0000 | 0x80,
H = 0x0100 | 0x01, Lock = 0x0100 | 0x02, G = 0x0100 | 0x04, D = 0x0100 | 0x08,
F = 0x0100 | 0x10, S = 0x0100 | 0x20, A = 0x0100 | 0x40, Control = 0x0100 | 0x80,
U = 0x0200 | 0x01, Q = 0x0200 | 0x02, Y = 0x0200 | 0x04, R = 0x0200 | 0x08,
T = 0x0200 | 0x10, E = 0x0200 | 0x20, W = 0x0200 | 0x40, Tab = 0x0200 | 0x80,
k7 = 0x0300 | 0x01, k1 = 0x0300 | 0x02, k6 = 0x0300 | 0x04, k4 = 0x0300 | 0x08,
k5 = 0x0300 | 0x10, k3 = 0x0300 | 0x20, k2 = 0x0300 | 0x40, Escape = 0x0300 | 0x80,
F4 = 0x0400 | 0x01, F8 = 0x0400 | 0x02, F3 = 0x0400 | 0x04, F6 = 0x0400 | 0x08,
F5 = 0x0400 | 0x10, F7 = 0x0400 | 0x20, F2 = 0x0400 | 0x40, F1 = 0x0400 | 0x80,
k8 = 0x0500 | 0x01, k9 = 0x0500 | 0x04, Hyphen = 0x0500 | 0x08,
k0 = 0x0500 | 0x10, Tilde = 0x0500 | 0x20, Erase = 0x0500 | 0x40,
J = 0x0600 | 0x01, K = 0x0600 | 0x04, SemiColon = 0x0600 | 0x08,
L = 0x0600 | 0x10, Colon = 0x0600 | 0x20, CloseSquareBracket = 0x0600 | 0x40,
Stop = 0x0700 | 0x01, Down = 0x0700 | 0x02, Right = 0x0700 | 0x04, Up = 0x0700 | 0x08,
Hold = 0x0700 | 0x10, Left = 0x0700 | 0x20, Enter = 0x0700 | 0x40, Option = 0x0700 | 0x80,
M = 0x0800 | 0x01, Delete = 0x0800 | 0x02, Comma = 0x0800 | 0x04,
ForwardSlash = 0x0800 | 0x08,
FullStop = 0x0800 | 0x10,
RightShift = 0x0800 | 0x20, Space = 0x0800 | 0x40, Insert = 0x0800 | 0x80,
I = 0x0900 | 0x01, O = 0x0900 | 0x04, At = 0x0900 | 0x08,
P = 0x0900 | 0x10,
OpenSquareBracket = 0x0900 | 0x20
};
#undef KeyCode
struct KeyboardMapper: public MachineTypes::MappedKeyboardMachine::KeyboardMapper {
uint16_t mapped_key_for_key(Inputs::Keyboard::Key key) const final;
};
}
#endif /* Keyboard_hpp */

8
OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj
View File

@ -23,6 +23,8 @@
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@ -1041,6 +1043,8 @@
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4B055A6A1FAE763F0060FFFF /* Clock Signal Kiosk */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = "Clock Signal Kiosk"; sourceTree = BUILT_PRODUCTS_DIR; };
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@ -2107,8 +2111,10 @@
isa = PBXGroup;
children = (
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4B051CAE267C1CA200CA44E8 /* Keyboard.cpp */,
4B051CAA26783E2000CA44E8 /* Nick.cpp */,
4B051CA02676F52200CA44E8 /* Enterprise.hpp */,
4B051CAF267C1CA200CA44E8 /* Keyboard.hpp */,
4B051CAB26783E2000CA44E8 /* Nick.hpp */,
);
path = Enterprise;
@ -5377,6 +5383,7 @@
4B051C912669C90B00CA44E8 /* ROMCatalogue.cpp in Sources */,
4B055AB91FAE86170060FFFF /* Acorn.cpp in Sources */,
4B302185208A550100773308 /* DiskII.cpp in Sources */,
4B051CB1267C1CA200CA44E8 /* Keyboard.cpp in Sources */,
4B0F1BB32602645900B85C66 /* StaticAnalyser.cpp in Sources */,
4B055A931FAE85B50060FFFF /* BinaryDump.cpp in Sources */,
4B89452D201967B4007DE474 /* Tape.cpp in Sources */,
@ -5537,6 +5544,7 @@
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4B643F3A1D77AD1900D431D6 /* CSStaticAnalyser.mm in Sources */,
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4B051CB0267C1CA200CA44E8 /* Keyboard.cpp in Sources */,
4B1497881EE4A1DA00CE2596 /* ZX80O81P.cpp in Sources */,
4B894520201967B4007DE474 /* StaticAnalyser.cpp in Sources */,
4BB4BFAD22A33DE50069048D /* DriveSpeedAccumulator.cpp in Sources */,