468 lines
14 KiB
C++
468 lines
14 KiB
C++
/*
|
|
DingusPPC - The Experimental PowerPC Macintosh emulator
|
|
Copyright (C) 2018-20 divingkatae and maximum
|
|
(theweirdo) spatium
|
|
|
|
(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/** ADB bus definitions
|
|
|
|
Simulates Apple Desktop Bus (ADB) bus
|
|
|
|
*/
|
|
|
|
#include "devices/adb.h"
|
|
#include <cinttypes>
|
|
#include <cstring>
|
|
|
|
#include <thirdparty/SDL2/include/SDL.h>
|
|
#include <thirdparty/SDL2/include/SDL_events.h>
|
|
#include <thirdparty/SDL2/include/SDL_keycode.h>
|
|
#include <thirdparty/SDL2/include/SDL_mouse.h>
|
|
#include <thirdparty/SDL2/include/SDL_stdinc.h>
|
|
|
|
#include <thirdparty/loguru/loguru.hpp>
|
|
|
|
using namespace std;
|
|
|
|
ADB_Bus::ADB_Bus() {
|
|
// set data streams as clear
|
|
this->adb_mouse_register0 = 0x8080;
|
|
|
|
input_stream_len = 0;
|
|
output_stream_len = 2;
|
|
|
|
adb_keybd_register3 = 0x6201;
|
|
adb_mouse_register3 = 0x6302;
|
|
|
|
keyboard_access_no = adb_encoded;
|
|
mouse_access_no = adb_relative;
|
|
}
|
|
|
|
ADB_Bus::~ADB_Bus() {}
|
|
|
|
bool ADB_Bus::listen(int device, int reg) {
|
|
if (device == keyboard_access_no) {
|
|
if (adb_keybd_listen(reg)) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else if (device == mouse_access_no) {
|
|
if (adb_mouse_listen(reg)) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ADB_Bus::talk(int device, int reg, uint16_t value) {
|
|
// temp code
|
|
return false;
|
|
}
|
|
|
|
bool ADB_Bus::bus_reset() {
|
|
// temp code
|
|
return true;
|
|
}
|
|
|
|
bool ADB_Bus::set_addr(int dev_addr, int new_addr) {
|
|
// temp code
|
|
return false;
|
|
}
|
|
|
|
bool ADB_Bus::flush(int dev_addr) {
|
|
// temp code
|
|
return false;
|
|
}
|
|
|
|
bool ADB_Bus::adb_keybd_listen(int reg) {
|
|
if (reg == 3) {
|
|
output_data_stream[0] = (adb_keybd_register3 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register3 & 0xff);
|
|
return true;
|
|
}
|
|
|
|
while (SDL_PollEvent(&adb_keybd_evt)) {
|
|
// Poll our SDL key event for any keystrokes.
|
|
switch (adb_keybd_evt.type) {
|
|
case SDL_KEYDOWN:
|
|
switch (adb_keybd_evt.key.keysym.sym) {
|
|
case SDLK_a:
|
|
ask_key_pressed = 0x00;
|
|
break;
|
|
case SDLK_s:
|
|
ask_key_pressed = 0x01;
|
|
break;
|
|
case SDLK_d:
|
|
ask_key_pressed = 0x02;
|
|
break;
|
|
case SDLK_f:
|
|
ask_key_pressed = 0x03;
|
|
break;
|
|
case SDLK_h:
|
|
ask_key_pressed = 0x04;
|
|
break;
|
|
case SDLK_g:
|
|
ask_key_pressed = 0x05;
|
|
break;
|
|
case SDLK_z:
|
|
ask_key_pressed = 0x06;
|
|
break;
|
|
case SDLK_x:
|
|
ask_key_pressed = 0x07;
|
|
break;
|
|
case SDLK_c:
|
|
ask_key_pressed = 0x08;
|
|
break;
|
|
case SDLK_v:
|
|
ask_key_pressed = 0x09;
|
|
break;
|
|
case SDLK_b:
|
|
ask_key_pressed = 0x0B;
|
|
break;
|
|
case SDLK_q:
|
|
ask_key_pressed = 0x0C;
|
|
break;
|
|
case SDLK_w:
|
|
ask_key_pressed = 0x0D;
|
|
break;
|
|
case SDLK_e:
|
|
ask_key_pressed = 0x0E;
|
|
break;
|
|
case SDLK_r:
|
|
ask_key_pressed = 0x0F;
|
|
break;
|
|
case SDLK_y:
|
|
ask_key_pressed = 0x10;
|
|
break;
|
|
case SDLK_t:
|
|
ask_key_pressed = 0x11;
|
|
break;
|
|
case SDLK_1:
|
|
ask_key_pressed = 0x12;
|
|
break;
|
|
case SDLK_2:
|
|
ask_key_pressed = 0x13;
|
|
break;
|
|
case SDLK_3:
|
|
ask_key_pressed = 0x14;
|
|
break;
|
|
case SDLK_4:
|
|
ask_key_pressed = 0x15;
|
|
break;
|
|
case SDLK_6:
|
|
ask_key_pressed = 0x16;
|
|
break;
|
|
case SDLK_5:
|
|
ask_key_pressed = 0x17;
|
|
break;
|
|
case SDLK_EQUALS:
|
|
ask_key_pressed = 0x18;
|
|
break;
|
|
case SDLK_9:
|
|
ask_key_pressed = 0x19;
|
|
break;
|
|
case SDLK_7:
|
|
ask_key_pressed = 0x1A;
|
|
break;
|
|
case SDLK_MINUS:
|
|
ask_key_pressed = 0x1B;
|
|
break;
|
|
case SDLK_8:
|
|
ask_key_pressed = 0x1C;
|
|
break;
|
|
case SDLK_0:
|
|
ask_key_pressed = 0x1D;
|
|
break;
|
|
case SDLK_RIGHTBRACKET:
|
|
ask_key_pressed = 0x1E;
|
|
break;
|
|
case SDLK_o:
|
|
ask_key_pressed = 0x1F;
|
|
break;
|
|
case SDLK_u:
|
|
ask_key_pressed = 0x20;
|
|
break;
|
|
case SDLK_LEFTBRACKET:
|
|
ask_key_pressed = 0x21;
|
|
break;
|
|
case SDLK_i:
|
|
ask_key_pressed = 0x22;
|
|
break;
|
|
case SDLK_p:
|
|
ask_key_pressed = 0x23;
|
|
break;
|
|
case SDLK_RETURN:
|
|
ask_key_pressed = 0x24;
|
|
break;
|
|
case SDLK_l:
|
|
ask_key_pressed = 0x25;
|
|
break;
|
|
case SDLK_j:
|
|
ask_key_pressed = 0x26;
|
|
break;
|
|
case SDLK_QUOTE:
|
|
ask_key_pressed = 0x27;
|
|
break;
|
|
case SDLK_k:
|
|
ask_key_pressed = 0x28;
|
|
break;
|
|
case SDLK_SEMICOLON:
|
|
ask_key_pressed = 0x29;
|
|
break;
|
|
case SDLK_BACKSLASH:
|
|
ask_key_pressed = 0x2A;
|
|
break;
|
|
case SDLK_COMMA:
|
|
ask_key_pressed = 0x2B;
|
|
break;
|
|
case SDLK_SLASH:
|
|
ask_key_pressed = 0x2C;
|
|
break;
|
|
case SDLK_n:
|
|
ask_key_pressed = 0x2D;
|
|
break;
|
|
case SDLK_m:
|
|
ask_key_pressed = 0x2E;
|
|
break;
|
|
case SDLK_PERIOD:
|
|
ask_key_pressed = 0x2F;
|
|
break;
|
|
case SDLK_BACKQUOTE:
|
|
ask_key_pressed = 0x32;
|
|
break;
|
|
case SDLK_ESCAPE:
|
|
ask_key_pressed = 0x35;
|
|
break;
|
|
case SDLK_LEFT:
|
|
ask_key_pressed = 0x3B;
|
|
break;
|
|
case SDLK_RIGHT:
|
|
ask_key_pressed = 0x3C;
|
|
break;
|
|
case SDLK_DOWN:
|
|
ask_key_pressed = 0x3D;
|
|
break;
|
|
case SDLK_UP:
|
|
ask_key_pressed = 0x3E;
|
|
break;
|
|
case SDLK_KP_PERIOD:
|
|
ask_key_pressed = 0x41;
|
|
break;
|
|
case SDLK_KP_MULTIPLY:
|
|
ask_key_pressed = 0x43;
|
|
break;
|
|
case SDLK_KP_PLUS:
|
|
ask_key_pressed = 0x45;
|
|
break;
|
|
case SDLK_DELETE:
|
|
ask_key_pressed = 0x47;
|
|
break;
|
|
case SDLK_KP_DIVIDE:
|
|
ask_key_pressed = 0x4B;
|
|
break;
|
|
case SDLK_KP_ENTER:
|
|
ask_key_pressed = 0x4C;
|
|
break;
|
|
case SDLK_KP_MINUS:
|
|
ask_key_pressed = 0x4E;
|
|
break;
|
|
case SDLK_KP_0:
|
|
ask_key_pressed = 0x52;
|
|
break;
|
|
case SDLK_KP_1:
|
|
ask_key_pressed = 0x53;
|
|
break;
|
|
case SDLK_KP_2:
|
|
ask_key_pressed = 0x54;
|
|
break;
|
|
case SDLK_KP_3:
|
|
ask_key_pressed = 0x55;
|
|
break;
|
|
case SDLK_KP_4:
|
|
ask_key_pressed = 0x56;
|
|
break;
|
|
case SDLK_KP_5:
|
|
ask_key_pressed = 0x57;
|
|
break;
|
|
case SDLK_KP_6:
|
|
ask_key_pressed = 0x58;
|
|
break;
|
|
case SDLK_KP_7:
|
|
ask_key_pressed = 0x59;
|
|
break;
|
|
case SDLK_KP_8:
|
|
ask_key_pressed = 0x5B;
|
|
break;
|
|
case SDLK_KP_9:
|
|
ask_key_pressed = 0x5C;
|
|
break;
|
|
case SDLK_BACKSPACE:
|
|
// ask_key_pressed = 0x33;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x40;
|
|
break;
|
|
case SDLK_CAPSLOCK:
|
|
// ask_key_pressed = 0x39;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x20;
|
|
break;
|
|
case SDLK_RALT:
|
|
case SDLK_RCTRL: // Temp key for Control key
|
|
// ask_key_pressed = 0x36;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x8;
|
|
break;
|
|
case SDLK_LSHIFT:
|
|
case SDLK_RSHIFT:
|
|
// ask_key_pressed = 0x38;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x4;
|
|
break;
|
|
case SDLK_LALT:
|
|
// ask_key_pressed = 0x3A;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x2;
|
|
break;
|
|
case SDLK_LCTRL: // Temp key for the Command/Apple key
|
|
// ask_key_pressed = 0x37;
|
|
confirm_ask_reg_2 = true;
|
|
mod_key_pressed = 0x1;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (adb_keybd_register0 & 0x8000) {
|
|
adb_keybd_register0 &= 0x7FFF;
|
|
adb_keybd_register0 &= (ask_key_pressed << 8);
|
|
output_data_stream[0] = (adb_keybd_register0 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register0 & 0xff);
|
|
} else if (adb_keybd_register0 & 0x80) {
|
|
adb_keybd_register0 &= 0xFF7F;
|
|
adb_keybd_register0 &= (ask_key_pressed);
|
|
output_data_stream[0] = (adb_keybd_register0 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register0 & 0xff);
|
|
}
|
|
|
|
// check if mod keys are being pressed
|
|
|
|
if (confirm_ask_reg_2) {
|
|
adb_keybd_register0 |= (mod_key_pressed << 8);
|
|
output_data_stream[0] = (adb_keybd_register2 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register2 & 0xff);
|
|
}
|
|
|
|
break;
|
|
|
|
case SDL_KEYUP:
|
|
if (!(adb_keybd_register0 & 0x8000)) {
|
|
adb_keybd_register0 |= 0x8000;
|
|
output_data_stream[0] = (adb_keybd_register0 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register0 & 0xff);
|
|
} else if (adb_keybd_register0 & 0x80)
|
|
adb_keybd_register0 |= 0x0080;
|
|
output_data_stream[0] = (adb_keybd_register0 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register0 & 0xff);
|
|
|
|
if (confirm_ask_reg_2) {
|
|
adb_keybd_register2 &= (mod_key_pressed << 8);
|
|
output_data_stream[0] = (adb_keybd_register2 >> 8);
|
|
output_data_stream[1] = (adb_keybd_register2 & 0xff);
|
|
confirm_ask_reg_2 = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((reg != 1)) {
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
bool ADB_Bus::adb_mouse_listen(int reg) {
|
|
if ((reg != 0) | (reg != 3)) {
|
|
return false;
|
|
}
|
|
|
|
while (SDL_PollEvent(&adb_mouse_evt)) {
|
|
if (adb_mouse_evt.motion.x) {
|
|
this->adb_mouse_register0 &= 0x7F;
|
|
|
|
if (adb_mouse_evt.motion.xrel < 0) {
|
|
if (adb_mouse_evt.motion.xrel <= -64) {
|
|
this->adb_mouse_register0 |= 0x7F;
|
|
} else if (adb_mouse_evt.motion.xrel >= 63) {
|
|
this->adb_mouse_register0 |= 0x3F;
|
|
} else {
|
|
this->adb_mouse_register0 |= adb_mouse_evt.motion.xrel;
|
|
}
|
|
}
|
|
}
|
|
if (adb_mouse_evt.motion.y) {
|
|
this->adb_mouse_register0 &= 0x7F00;
|
|
|
|
if (adb_mouse_evt.motion.yrel < 0) {
|
|
if (adb_mouse_evt.motion.yrel <= -64) {
|
|
this->adb_mouse_register0 |= 0x7F00;
|
|
} else if (adb_mouse_evt.motion.yrel >= 63) {
|
|
this->adb_mouse_register0 |= 0x3F00;
|
|
} else {
|
|
this->adb_mouse_register0 |= (adb_mouse_evt.motion.yrel << 8);
|
|
}
|
|
}
|
|
}
|
|
|
|
switch (adb_mouse_evt.type) {
|
|
case SDL_MOUSEBUTTONDOWN:
|
|
this->adb_mouse_register0 &= 0x7FFF;
|
|
case SDL_MOUSEBUTTONUP:
|
|
this->adb_mouse_register0 |= 0x8000;
|
|
}
|
|
}
|
|
|
|
if (reg == 0) {
|
|
output_data_stream[0] = (adb_mouse_register0 >> 8);
|
|
output_data_stream[1] = (adb_mouse_register0 & 0xff);
|
|
} else if (reg == 3) {
|
|
output_data_stream[0] = (adb_mouse_register3 >> 8);
|
|
output_data_stream[1] = (adb_mouse_register3 & 0xff);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
uint8_t ADB_Bus::get_input_byte(int offset) {
|
|
return input_data_stream[offset];
|
|
}
|
|
|
|
uint8_t ADB_Bus::get_output_byte(int offset) {
|
|
return output_data_stream[offset];
|
|
}
|
|
|
|
int ADB_Bus::get_input_len() {
|
|
return input_stream_len;
|
|
}
|
|
|
|
int ADB_Bus::get_output_len() {
|
|
return output_stream_len;
|
|
} |