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annotate io.c @ 1626:2c3536082c0f

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Add new view for selecting a new binding for a gamepad button
author Michael Pavone <pavone@retrodev.com>
date Fri, 26 Oct 2018 23:11:37 -0700
parents c206a422d466
children d6c403135e64
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1 /*
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2 Copyright 2013 Michael Pavone
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3 This file is part of BlastEm.
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text.
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5 */
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6 #ifndef _WIN32
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7 #include <unistd.h>
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8 #include <fcntl.h>
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9 #include <sys/socket.h>
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10 #include <sys/un.h>
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11 #include <sys/types.h>
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12 #include <sys/stat.h>
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13 #include <errno.h>
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14 #endif
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15 #include <string.h>
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16 #include <stdlib.h>
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17
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18 #include "serialize.h"
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19 #include "io.h"
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20 #include "blastem.h"
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21 #include "render.h"
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22 #include "util.h"
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23 #include "bindings.h"
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24
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25 #define CYCLE_NEVER 0xFFFFFFFF
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26 #define MIN_POLL_INTERVAL 6840
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27
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28 const char * device_type_names[] = {
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29 "SMS gamepad",
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30 "3-button gamepad",
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31 "6-button gamepad",
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32 "Mega Mouse",
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33 "Saturn Keyboard",
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34 "XBAND Keyboard",
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35 "Menacer",
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36 "Justifier",
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37 "Sega multi-tap",
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38 "EA 4-way Play cable A",
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39 "EA 4-way Play cable B",
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40 "Sega Parallel Transfer Board",
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41 "Generic Device",
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42 "None"
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43 };
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44
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45 #define GAMEPAD_TH0 0
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46 #define GAMEPAD_TH1 1
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47 #define GAMEPAD_EXTRA 2
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48 #define GAMEPAD_NONE 0xF
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49
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50 #define IO_TH0 0
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51 #define IO_TH1 1
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52 #define IO_STATE 2
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53
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54 enum {
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55 IO_WRITE_PENDING,
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56 IO_WRITTEN,
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57 IO_READ_PENDING,
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58 IO_READ
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59 };
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60
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61 typedef struct {
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62 uint8_t states[2], value;
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63 } gp_button_def;
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64
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65
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66 static gp_button_def button_defs[NUM_GAMEPAD_BUTTONS] = {
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67 [DPAD_UP] = {.states = {GAMEPAD_TH0, GAMEPAD_TH1}, .value = 0x1},
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68 [DPAD_DOWN] = {.states = {GAMEPAD_TH0, GAMEPAD_TH1}, .value = 0x2},
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69 [DPAD_LEFT] = {.states = {GAMEPAD_TH1, GAMEPAD_NONE}, .value = 0x4},
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70 [DPAD_RIGHT] = {.states = {GAMEPAD_TH1, GAMEPAD_NONE}, .value = 0x8},
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71 [BUTTON_A] = {.states = {GAMEPAD_TH0, GAMEPAD_NONE}, .value = 0x10},
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72 [BUTTON_B] = {.states = {GAMEPAD_TH1, GAMEPAD_NONE}, .value = 0x10},
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73 [BUTTON_C] = {.states = {GAMEPAD_TH1, GAMEPAD_NONE}, .value = 0x20},
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74 [BUTTON_START] = {.states = {GAMEPAD_TH0, GAMEPAD_NONE}, .value = 0x20},
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75 [BUTTON_X] = {.states = {GAMEPAD_EXTRA, GAMEPAD_NONE}, .value = 0x4},
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76 [BUTTON_Y] = {.states = {GAMEPAD_EXTRA, GAMEPAD_NONE}, .value = 0x2},
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77 [BUTTON_Z] = {.states = {GAMEPAD_EXTRA, GAMEPAD_NONE}, .value = 0x1},
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78 [BUTTON_MODE] = {.states = {GAMEPAD_EXTRA, GAMEPAD_NONE}, .value = 0x8},
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79 };
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80
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81 static io_port *find_gamepad(sega_io *io, uint8_t gamepad_num)
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82 {
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83 for (int i = 0; i < 3; i++)
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84 {
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85 io_port *port = io->ports + i;
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86 if (port->device_type < IO_MOUSE && port->device.pad.gamepad_num == gamepad_num) {
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87 return port;
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88 }
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89 }
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90 return NULL;
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91 }
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92
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93 static io_port *find_mouse(sega_io *io, uint8_t mouse_num)
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94 {
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95 for (int i = 0; i < 3; i++)
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96 {
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97 io_port *port = io->ports + i;
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98 if (port->device_type == IO_MOUSE && port->device.mouse.mouse_num == mouse_num) {
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99 return port;
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100 }
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101 }
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102 return NULL;
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103 }
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104
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105 static io_port *find_keyboard(sega_io *io)
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106 {
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107 for (int i = 0; i < 3; i++)
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108 {
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109 io_port *port = io->ports + i;
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110 if (port->device_type == IO_SATURN_KEYBOARD || port->device_type == IO_XBAND_KEYBOARD) {
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111 return port;
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112 }
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113 }
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114 return NULL;
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115 }
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116
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117 void io_port_gamepad_down(io_port *port, uint8_t button)
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118 {
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119 gp_button_def *def = button_defs + button;
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120 port->input[def->states[0]] |= def->value;
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121 if (def->states[1] != GAMEPAD_NONE) {
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122 port->input[def->states[1]] |= def->value;
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123 }
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124 }
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125
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126 void io_port_gamepad_up(io_port *port, uint8_t button)
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127 {
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128 gp_button_def *def = button_defs + button;
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129 port->input[def->states[0]] &= ~def->value;
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130 if (def->states[1] != GAMEPAD_NONE) {
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diff changeset
131 port->input[def->states[1]] &= ~def->value;
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diff changeset
132 }
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diff changeset
133 }
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diff changeset
134
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diff changeset
135 void io_gamepad_down(sega_io *io, uint8_t gamepad_num, uint8_t button)
421
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diff changeset
136 {
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diff changeset
137 io_port *port = find_gamepad(io, gamepad_num);
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diff changeset
138 if (port) {
1610
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diff changeset
139 io_port_gamepad_down(port, button);
421
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140 }
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parents:
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141 }
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diff changeset
142
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143 void io_gamepad_up(sega_io *io, uint8_t gamepad_num, uint8_t button)
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diff changeset
144 {
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diff changeset
145 io_port *port = find_gamepad(io, gamepad_num);
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diff changeset
146 if (port) {
1610
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diff changeset
147 io_port_gamepad_up(port, button);
1207
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148 }
1194
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149 }
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diff changeset
150
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diff changeset
151 void io_mouse_down(sega_io *io, uint8_t mouse_num, uint8_t button)
421
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diff changeset
152 {
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diff changeset
153 io_port *port = find_mouse(io, mouse_num);
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diff changeset
154 if (port) {
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diff changeset
155 port->input[0] |= button;
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156 }
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parents:
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157 }
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parents:
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158
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diff changeset
159 void io_mouse_up(sega_io *io, uint8_t mouse_num, uint8_t button)
493
36c080ece4ed Add support for UI bindings on gamepad buttons and dpads
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parents: 483
diff changeset
160 {
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diff changeset
161 io_port *port = find_mouse(io, mouse_num);
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diff changeset
162 if (port) {
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diff changeset
163 port->input[0] &= ~button;
907
b5d35222047e Mega mouse support is mostly done
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parents: 903
diff changeset
164 }
421
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parents:
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165 }
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parents:
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166
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diff changeset
167 void io_mouse_motion_absolute(sega_io *io, uint8_t mouse_num, uint16_t x, uint16_t y)
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diff changeset
168 {
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diff changeset
169 io_port *port = find_mouse(io, mouse_num);
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diff changeset
170 if (port) {
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diff changeset
171 port->device.mouse.cur_x = x;
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diff changeset
172 port->device.mouse.cur_y = y;
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173 }
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diff changeset
174 }
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diff changeset
175
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parents: 1576
diff changeset
176 void io_mouse_motion_relative(sega_io *io, uint8_t mouse_num, int32_t x, int32_t y)
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diff changeset
177 {
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diff changeset
178 io_port *port = find_mouse(io, mouse_num);
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diff changeset
179 if (port) {
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diff changeset
180 port->device.mouse.cur_x += x;
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diff changeset
181 port->device.mouse.cur_y += y;
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diff changeset
182 }
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diff changeset
183 }
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diff changeset
184
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diff changeset
185 void store_key_event(io_port *keyboard_port, uint16_t code)
1026
7267bc1ab547 Fix bug in 68K movep.l when the destination is a register mapped to a host register
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parents: 1005
diff changeset
186 {
1028
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diff changeset
187 if (keyboard_port && keyboard_port->device.keyboard.write_pos != keyboard_port->device.keyboard.read_pos) {
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diff changeset
188 //there's room in the buffer, record this event
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diff changeset
189 keyboard_port->device.keyboard.events[keyboard_port->device.keyboard.write_pos] = code;
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diff changeset
190 if (keyboard_port->device.keyboard.read_pos == 0xFF) {
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diff changeset
191 //ring buffer was empty, update read_pos to indicate there is now data
56b1748a8473 Initial stab at Saturn keyboard support
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diff changeset
192 keyboard_port->device.keyboard.read_pos = keyboard_port->device.keyboard.write_pos;
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parents: 1026
diff changeset
193 }
1026
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diff changeset
194 keyboard_port->device.keyboard.write_pos = (keyboard_port->device.keyboard.write_pos + 1) & 7;
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diff changeset
195 }
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parents: 1005
diff changeset
196 }
7267bc1ab547 Fix bug in 68K movep.l when the destination is a register mapped to a host register
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diff changeset
197
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diff changeset
198 void io_keyboard_down(sega_io *io, uint8_t scancode)
421
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parents:
diff changeset
199 {
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diff changeset
200 store_key_event(find_keyboard(io), scancode);
421
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parents:
diff changeset
201 }
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parents:
diff changeset
202
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diff changeset
203 void io_keyboard_up(sega_io *io, uint8_t scancode)
432
18cde14e8c10 Read joystick bindings from config file
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parents: 431
diff changeset
204 {
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diff changeset
205 store_key_event(find_keyboard(io), 0xF000 | scancode);
1576
2b132d894d76 Release capture of mouse and keyboard when entering UI
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parents: 1549
diff changeset
206 }
2b132d894d76 Release capture of mouse and keyboard when entering UI
Michael Pavone <pavone@retrodev.com>
parents: 1549
diff changeset
207
1583
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diff changeset
208 uint8_t io_has_keyboard(sega_io *io)
431
440efd7d27a9 Read key bindings from config file
Mike Pavone <pavone@retrodev.com>
parents: 421
diff changeset
209 {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
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diff changeset
210 return find_keyboard(io) != NULL;
431
440efd7d27a9 Read key bindings from config file
Mike Pavone <pavone@retrodev.com>
parents: 421
diff changeset
211 }
440efd7d27a9 Read key bindings from config file
Mike Pavone <pavone@retrodev.com>
parents: 421
diff changeset
212
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
213 void process_device(char * device_type, io_port * port)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
214 {
1595
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diff changeset
215 //assuming that the io_port struct has been zeroed if this is the first time this has been called
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
216 if (!device_type)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
217 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
218 return;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
219 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
220
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
221 const int gamepad_len = strlen("gamepad");
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
222 const int mouse_len = strlen("mouse");
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
223 if (!strncmp(device_type, "gamepad", gamepad_len))
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
224 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
225 if (
1146
3e24de8d8073 Add support for SMS controllers
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parents: 1144
diff changeset
226 (device_type[gamepad_len] != '3' && device_type[gamepad_len] != '6' && device_type[gamepad_len] != '2')
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
227 || device_type[gamepad_len+1] != '.' || device_type[gamepad_len+2] < '1'
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
228 || device_type[gamepad_len+2] > '8' || device_type[gamepad_len+3] != 0
1146
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
229 ) {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
230 warning("%s is not a valid gamepad type\n", device_type);
1146
3e24de8d8073 Add support for SMS controllers
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parents: 1144
diff changeset
231 } else if (device_type[gamepad_len] == '3') {
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
232 port->device_type = IO_GAMEPAD3;
1146
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
233 } else if (device_type[gamepad_len] == '2') {
3e24de8d8073 Add support for SMS controllers
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parents: 1144
diff changeset
234 port->device_type = IO_GAMEPAD2;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
235 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
236 port->device_type = IO_GAMEPAD6;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
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parents: 504
diff changeset
237 }
1583
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diff changeset
238 port->device.pad.gamepad_num = device_type[gamepad_len+2] - '0';
897
b9564fb88a5a WIP support for mega mouse
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parents: 888
diff changeset
239 } else if(!strncmp(device_type, "mouse", mouse_len)) {
1595
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
240 if (port->device_type != IO_MOUSE) {
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
241 port->device_type = IO_MOUSE;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
242 port->device.mouse.mouse_num = device_type[mouse_len+1] - '0';
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
243 port->device.mouse.last_read_x = 0;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
244 port->device.mouse.last_read_y = 0;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
245 port->device.mouse.cur_x = 0;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
246 port->device.mouse.cur_y = 0;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
247 port->device.mouse.latched_x = 0;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
248 port->device.mouse.latched_y = 0;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
249 port->device.mouse.ready_cycle = CYCLE_NEVER;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
250 port->device.mouse.tr_counter = 0;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
251 }
1028
56b1748a8473 Initial stab at Saturn keyboard support
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parents: 1026
diff changeset
252 } else if(!strcmp(device_type, "saturn keyboard")) {
1595
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parents: 1583
diff changeset
253 if (port->device_type != IO_SATURN_KEYBOARD) {
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
254 port->device_type = IO_SATURN_KEYBOARD;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
255 port->device.keyboard.read_pos = 0xFF;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
256 port->device.keyboard.write_pos = 0;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
257 }
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
258 } else if(!strcmp(device_type, "xband keyboard")) {
1595
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parents: 1583
diff changeset
259 if (port->device_type != IO_XBAND_KEYBOARD) {
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
260 port->device_type = IO_XBAND_KEYBOARD;
360d5bab199f Update controller config when changed in UI without restart
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parents: 1583
diff changeset
261 port->device.keyboard.read_pos = 0xFF;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
262 port->device.keyboard.write_pos = 0;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
263 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
264 } else if(!strcmp(device_type, "sega_parallel")) {
1595
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
265 if (port->device_type != IO_SEGA_PARALLEL) {
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
266 port->device_type = IO_SEGA_PARALLEL;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
267 port->device.stream.data_fd = -1;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
268 port->device.stream.listen_fd = -1;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
269 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
270 } else if(!strcmp(device_type, "generic")) {
1595
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
271 if (port->device_type != IO_GENERIC) {
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
272 port->device_type = IO_GENERIC;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
273 port->device.stream.data_fd = -1;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
274 port->device.stream.listen_fd = -1;
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
275 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
276 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
277 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
278
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
279 char * io_name(int i)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
280 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
281 switch (i)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
282 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
283 case 0:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
284 return "1";
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
285 case 1:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
286 return "2";
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
287 case 2:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
288 return "EXT";
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
289 default:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
290 return "invalid";
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
291 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
292 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
293
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
294 static char * sockfile_name;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
295 static void cleanup_sockfile()
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
296 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
297 unlink(sockfile_name);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
298 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
299
1116
fe8c79f82c22 More cleanup in preparation for SMS/Mark III support
Michael Pavone <pavone@retrodev.com>
parents: 1111
diff changeset
300 void setup_io_devices(tern_node * config, rom_info *rom, sega_io *io)
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
301 {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
302 io_port * ports = io->ports;
1326
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
303 tern_node *io_nodes = tern_find_path(config, "io\0devices\0", TVAL_NODE).ptrval;
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
304 char * io_1 = rom->port1_override ? rom->port1_override : io_nodes ? tern_find_ptr(io_nodes, "1") : NULL;
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
305 char * io_2 = rom->port2_override ? rom->port2_override : io_nodes ? tern_find_ptr(io_nodes, "2") : NULL;
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
306 char * io_ext = rom->ext_override ? rom->ext_override : io_nodes ? tern_find_ptr(io_nodes, "ext") : NULL;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
307
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
308 process_device(io_1, ports);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
309 process_device(io_2, ports+1);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
310 process_device(io_ext, ports+2);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
311
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
312 uint8_t mouse_mode;
1396
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
313 if (ports[0].device_type == IO_MOUSE || ports[1].device_type == IO_MOUSE || ports[2].device_type == IO_MOUSE) {
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
314 if (render_fullscreen()) {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
315 mouse_mode = MOUSE_RELATIVE;
1396
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
316 } else {
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
317 if (rom->mouse_mode && !strcmp(rom->mouse_mode, "absolute")) {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
318 mouse_mode = MOUSE_ABSOLUTE;
1396
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
319 } else {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
320 mouse_mode = MOUSE_CAPTURE;
1396
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
321 }
aca496957999 Only capture mouse if an emulated mouse is attached
Michael Pavone <pavone@retrodev.com>
parents: 1379
diff changeset
322 }
916
20c464dbae8f Finished implementation of mouse capture mode
Michael Pavone <pavone@retrodev.com>
parents: 915
diff changeset
323 } else {
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
324 mouse_mode = MOUSE_NONE;
915
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
325 }
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
326 bindings_set_mouse_mode(mouse_mode);
915
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
327
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
328 for (int i = 0; i < 3; i++)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
329 {
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
330 #ifndef _WIN32
1595
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
331 if (ports[i].device_type == IO_SEGA_PARALLEL && ports[i].device.stream.data_fd == -1)
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
332 {
1326
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
333 char *pipe_name = tern_find_path(config, "io\0parallel_pipe\0", TVAL_PTR).ptrval;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
334 if (!pipe_name)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
335 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
336 warning("IO port %s is configured to use the sega parallel board, but no paralell_pipe is set!\n", io_name(i));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
337 ports[i].device_type = IO_NONE;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
338 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
339 printf("IO port: %s connected to device '%s' with pipe name: %s\n", io_name(i), device_type_names[ports[i].device_type], pipe_name);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
340 if (!strcmp("stdin", pipe_name))
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
341 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
342 ports[i].device.stream.data_fd = STDIN_FILENO;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
343 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
344 if (mkfifo(pipe_name, 0666) && errno != EEXIST)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
345 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
346 warning("Failed to create fifo %s for Sega parallel board emulation: %d %s\n", pipe_name, errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
347 ports[i].device_type = IO_NONE;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
348 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
349 ports[i].device.stream.data_fd = open(pipe_name, O_NONBLOCK | O_RDONLY);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
350 if (ports[i].device.stream.data_fd == -1)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
351 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
352 warning("Failed to open fifo %s for Sega parallel board emulation: %d %s\n", pipe_name, errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
353 ports[i].device_type = IO_NONE;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
354 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
355 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
356 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
357 }
1595
360d5bab199f Update controller config when changed in UI without restart
Michael Pavone <pavone@retrodev.com>
parents: 1583
diff changeset
358 } else if (ports[i].device_type == IO_GENERIC && ports[i].device.stream.data_fd == -1) {
1326
071e761bcdcf Fix a deficiency in the way types were handled in my ternary tree. Fixes in which some paths that were constructed from a template with variables would sometimes get an extra garbage character thrown in
Michael Pavone <pavone@retrodev.com>
parents: 1294
diff changeset
359 char *sock_name = tern_find_path(config, "io\0socket\0", TVAL_PTR).ptrval;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
360 if (!sock_name)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
361 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
362 warning("IO port %s is configured to use generic IO, but no socket is set!\n", io_name(i));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
363 ports[i].device_type = IO_NONE;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
364 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
365 printf("IO port: %s connected to device '%s' with socket name: %s\n", io_name(i), device_type_names[ports[i].device_type], sock_name);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
366 ports[i].device.stream.data_fd = -1;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
367 ports[i].device.stream.listen_fd = socket(AF_UNIX, SOCK_STREAM, 0);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
368 size_t pathlen = strlen(sock_name);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
369 size_t addrlen = offsetof(struct sockaddr_un, sun_path) + pathlen + 1;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
370 struct sockaddr_un *saddr = malloc(addrlen);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
371 saddr->sun_family = AF_UNIX;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
372 memcpy(saddr->sun_path, sock_name, pathlen+1);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
373 if (bind(ports[i].device.stream.listen_fd, (struct sockaddr *)saddr, addrlen))
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
374 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
375 warning("Failed to bind socket for IO Port %s to path %s: %d %s\n", io_name(i), sock_name, errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
376 goto cleanup_sock;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
377 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
378 if (listen(ports[i].device.stream.listen_fd, 1))
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
379 {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
380 warning("Failed to listen on socket for IO Port %s: %d %s\n", io_name(i), errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
381 goto cleanup_sockfile;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
382 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
383 sockfile_name = sock_name;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
384 atexit(cleanup_sockfile);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
385 continue;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
386 cleanup_sockfile:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
387 unlink(sock_name);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
388 cleanup_sock:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
389 close(ports[i].device.stream.listen_fd);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
390 ports[i].device_type = IO_NONE;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
391 }
883
9f149f0e98b7 It is now possible to switch back and forth between the menu ROM and the game
Michael Pavone <pavone@retrodev.com>
parents: 796
diff changeset
392 } else
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
393 #endif
1146
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
394 if (ports[i].device_type == IO_GAMEPAD3 || ports[i].device_type == IO_GAMEPAD6 || ports[i].device_type == IO_GAMEPAD2) {
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
395 printf("IO port %s connected to gamepad #%d with type '%s'\n", io_name(i), ports[i].device.pad.gamepad_num + 1, device_type_names[ports[i].device_type]);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
396 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
397 printf("IO port %s connected to device '%s'\n", io_name(i), device_type_names[ports[i].device_type]);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
398 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
399 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
400 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
401
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
402
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
403 #define TH 0x40
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
404 #define TR 0x20
694
7497334bb548 Adjust TH timeout value to take into account the move to master clock cycles
Michael Pavone <pavone@retrodev.com>
parents: 645
diff changeset
405 #define TH_TIMEOUT 56000
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
406
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
407 void mouse_check_ready(io_port *port, uint32_t current_cycle)
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
408 {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
409 if (current_cycle >= port->device.mouse.ready_cycle) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
410 port->device.mouse.tr_counter++;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
411 port->device.mouse.ready_cycle = CYCLE_NEVER;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
412 if (port->device.mouse.tr_counter == 3) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
413 port->device.mouse.latched_x = port->device.mouse.cur_x;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
414 port->device.mouse.latched_y = port->device.mouse.cur_y;
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
415 /* FIXME mouse mode owned by bindings now
1111
2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program
Michael Pavone <pavone@retrodev.com>
parents: 1103
diff changeset
416 if (current_io->mouse_mode == MOUSE_ABSOLUTE) {
915
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
417 //avoid overflow in absolute mode
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
418 int deltax = port->device.mouse.latched_x - port->device.mouse.last_read_x;
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
419 if (abs(deltax) > 255) {
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
420 port->device.mouse.latched_x = port->device.mouse.last_read_x + (deltax > 0 ? 255 : -255);
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
421 }
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
422 int deltay = port->device.mouse.latched_y - port->device.mouse.last_read_y;
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
423 if (abs(deltay) > 255) {
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
424 port->device.mouse.latched_y = port->device.mouse.last_read_y + (deltay > 0 ? 255 : -255);
9e882eca717e Initial support for relative mouse mode and skeleton of support for capture mode. Avoid mouse position overflow in absolute mode. Allow absolute mode to be set by ROM DB.
Michael Pavone <pavone@retrodev.com>
parents: 914
diff changeset
425 }
1583
430dd12e4010 Refactor to split device bindings from IO emulation code
Michael Pavone <pavone@retrodev.com>
parents: 1576
diff changeset
426 }*/
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
427 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
428 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
429 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
430
1077
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
431 uint32_t last_poll_cycle;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
432 void io_adjust_cycles(io_port * port, uint32_t current_cycle, uint32_t deduction)
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
433 {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
434 /*uint8_t control = pad->control | 0x80;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
435 uint8_t th = control & pad->output;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
436 if (pad->input[GAMEPAD_TH0] || pad->input[GAMEPAD_TH1]) {
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
437 printf("adjust_cycles | control: %X, TH: %X, GAMEPAD_TH0: %X, GAMEPAD_TH1: %X, TH Counter: %d, Timeout: %d, Cycle: %d\n", control, th, pad->input[GAMEPAD_TH0], pad->input[GAMEPAD_TH1], pad->th_counter,pad->timeout_cycle, current_cycle);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
438 }*/
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
439 if (port->device_type == IO_GAMEPAD6)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
440 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
441 if (current_cycle >= port->device.pad.timeout_cycle)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
442 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
443 port->device.pad.th_counter = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
444 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
445 port->device.pad.timeout_cycle -= deduction;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
446 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
447 } else if (port->device_type == IO_MOUSE) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
448 mouse_check_ready(port, current_cycle);
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
449 if (port->device.mouse.ready_cycle != CYCLE_NEVER) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
450 port->device.mouse.ready_cycle -= deduction;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
451 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
452 }
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
453 for (int i = 0; i < 8; i++)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
454 {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
455 if (port->slow_rise_start[i] != CYCLE_NEVER) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
456 if (port->slow_rise_start[i] >= deduction) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
457 port->slow_rise_start[i] -= deduction;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
458 } else {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
459 port->slow_rise_start[i] = CYCLE_NEVER;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
460 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
461 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
462 }
1077
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
463 if (last_poll_cycle >= deduction) {
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
464 last_poll_cycle -= deduction;
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
465 } else {
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
466 last_poll_cycle = 0;
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
467 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
468 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
469
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
470 #ifndef _WIN32
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
471 static void wait_for_connection(io_port * port)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
472 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
473 if (port->device.stream.data_fd == -1)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
474 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
475 puts("Waiting for socket connection...");
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
476 port->device.stream.data_fd = accept(port->device.stream.listen_fd, NULL, NULL);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
477 fcntl(port->device.stream.data_fd, F_SETFL, O_NONBLOCK | O_RDWR);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
478 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
479 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
480
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
481 static void service_pipe(io_port * port)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
482 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
483 uint8_t value;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
484 int numRead = read(port->device.stream.data_fd, &value, sizeof(value));
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
485 if (numRead > 0)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
486 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
487 port->input[IO_TH0] = (value & 0xF) | 0x10;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
488 port->input[IO_TH1] = (value >> 4) | 0x10;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
489 } else if(numRead == -1 && errno != EAGAIN && errno != EWOULDBLOCK) {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
490 warning("Error reading pipe for IO port: %d %s\n", errno, strerror(errno));
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
491 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
492 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
493
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
494 static void service_socket(io_port *port)
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
495 {
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
496 uint8_t buf[32];
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
497 uint8_t blocking = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
498 int numRead = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
499 while (numRead <= 0)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
500 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
501 numRead = recv(port->device.stream.data_fd, buf, sizeof(buf), 0);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
502 if (numRead > 0)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
503 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
504 port->input[IO_TH0] = buf[numRead-1];
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
505 if (port->input[IO_STATE] == IO_READ_PENDING)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
506 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
507 port->input[IO_STATE] = IO_READ;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
508 if (blocking)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
509 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
510 //pending read satisfied, back to non-blocking mode
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
511 fcntl(port->device.stream.data_fd, F_SETFL, O_RDWR | O_NONBLOCK);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
512 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
513 } else if (port->input[IO_STATE] == IO_WRITTEN) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
514 port->input[IO_STATE] = IO_READ;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
515 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
516 } else if (numRead == 0) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
517 port->device.stream.data_fd = -1;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
518 wait_for_connection(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
519 } else if (errno != EAGAIN && errno != EWOULDBLOCK) {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
520 warning("Error reading from socket for IO port: %d %s\n", errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
521 close(port->device.stream.data_fd);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
522 wait_for_connection(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
523 } else if (port->input[IO_STATE] == IO_READ_PENDING) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
524 //clear the nonblocking flag so the next read will block
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
525 if (!blocking)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
526 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
527 fcntl(port->device.stream.data_fd, F_SETFL, O_RDWR);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
528 blocking = 1;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
529 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
530 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
531 //no new data, but that's ok
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
532 break;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
533 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
534 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
535
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
536 if (port->input[IO_STATE] == IO_WRITE_PENDING)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
537 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
538 uint8_t value = port->output & port->control;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
539 int written = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
540 blocking = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
541 while (written <= 0)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
542 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
543 send(port->device.stream.data_fd, &value, sizeof(value), 0);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
544 if (written > 0)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
545 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
546 port->input[IO_STATE] = IO_WRITTEN;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
547 if (blocking)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
548 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
549 //pending write satisfied, back to non-blocking mode
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
550 fcntl(port->device.stream.data_fd, F_SETFL, O_RDWR | O_NONBLOCK);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
551 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
552 } else if (written == 0) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
553 port->device.stream.data_fd = -1;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
554 wait_for_connection(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
555 } else if (errno != EAGAIN && errno != EWOULDBLOCK) {
903
0e5f9d6135be Make nexus player remote useable as a controller for games that only require a dpad + start + c. Use warning() instead of fprintf(stder,...) in io.c
Michael Pavone <pavone@retrodev.com>
parents: 897
diff changeset
556 warning("Error writing to socket for IO port: %d %s\n", errno, strerror(errno));
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
557 close(port->device.stream.data_fd);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
558 wait_for_connection(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
559 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
560 //clear the nonblocking flag so the next write will block
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
561 if (!blocking)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
562 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
563 fcntl(port->device.stream.data_fd, F_SETFL, O_RDWR);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
564 blocking = 1;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
565 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
566 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
567 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
568 }
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
569 }
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
570 #endif
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
571
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
572 const int mouse_delays[] = {112*7, 120*7, 96*7, 132*7, 104*7, 96*7, 112*7, 96*7};
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
573
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
574 enum {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
575 KB_SETUP,
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
576 KB_READ,
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
577 KB_WRITE
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
578 };
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
579
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
580 void io_control_write(io_port *port, uint8_t value, uint32_t current_cycle)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
581 {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
582 uint8_t changes = value ^ port->control;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
583 if (changes) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
584 for (int i = 0; i < 8; i++)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
585 {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
586 if (!(value & 1 << i) && !(port->output & 1 << i)) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
587 //port switched from output to input and the output value was 0
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
588 //since there is a weak pull-up on input pins, this will lead
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
589 //to a slow rise from 0 to 1 if the pin isn't being externally driven
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
590 port->slow_rise_start[i] = current_cycle;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
591 } else {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
592 port->slow_rise_start[i] = CYCLE_NEVER;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
593 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
594 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
595 port->control = value;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
596 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
597 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
598
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
599 void io_data_write(io_port * port, uint8_t value, uint32_t current_cycle)
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
600 {
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
601 uint8_t old_output = (port->control & port->output) | (~port->control & 0xFF);
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
602 uint8_t output = (port->control & value) | (~port->control & 0xFF);
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
603 switch (port->device_type)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
604 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
605 case IO_GAMEPAD6:
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
606 //check if TH has changed
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
607 if ((old_output & TH) ^ (output & TH)) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
608 if (current_cycle >= port->device.pad.timeout_cycle) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
609 port->device.pad.th_counter = 0;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
610 }
1144
be3df2d8530a Increment TH counter on low to high transitions rather than high to low transitions for six button controllers. Fixes Charles MacDonald's SMS six button controller demo
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
611 if ((output & TH)) {
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
612 port->device.pad.th_counter++;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
613 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
614 port->device.pad.timeout_cycle = current_cycle + TH_TIMEOUT;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
615 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
616 break;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
617 case IO_MOUSE:
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
618 mouse_check_ready(port, current_cycle);
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
619 if (output & TH) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
620 //request is over or mouse is being reset
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
621 if (port->device.mouse.tr_counter) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
622 //request is over
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
623 port->device.mouse.last_read_x = port->device.mouse.latched_x;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
624 port->device.mouse.last_read_y = port->device.mouse.latched_y;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
625 }
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
626 port->device.mouse.tr_counter = 0;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
627 port->device.mouse.ready_cycle = CYCLE_NEVER;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
628 } else {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
629 if ((output & TR) != (old_output & TR)) {
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
630 int delay_index = port->device.mouse.tr_counter >= sizeof(mouse_delays) ? sizeof(mouse_delays)-1 : port->device.mouse.tr_counter;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
631 port->device.mouse.ready_cycle = current_cycle + mouse_delays[delay_index];
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
632 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
633 }
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
634 break;
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
635 case IO_SATURN_KEYBOARD:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
636 if (output & TH) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
637 //request is over
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
638 if (port->device.keyboard.tr_counter >= 10 && port->device.keyboard.read_pos != 0xFF) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
639 //remove scan code from buffer
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
640 port->device.keyboard.read_pos++;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
641 port->device.keyboard.read_pos &= 7;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
642 if (port->device.keyboard.read_pos == port->device.keyboard.write_pos) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
643 port->device.keyboard.read_pos = 0xFF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
644 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
645 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
646 port->device.keyboard.tr_counter = 0;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
647 } else {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
648 if ((output & TR) != (old_output & TR)) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
649 port->device.keyboard.tr_counter++;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
650 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
651 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
652 break;
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
653 case IO_XBAND_KEYBOARD:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
654 if (output & TH) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
655 //request is over
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
656 if (
1257
db28178bd2a1 Fix removal of scan codes from buffer in XBAND keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1256
diff changeset
657 port->device.keyboard.mode == KB_READ && port->device.keyboard.tr_counter > 6
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
658 && (port->device.keyboard.tr_counter & 1)
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
659 ) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
660 if (port->device.keyboard.events[port->device.keyboard.read_pos] & 0xFF00) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
661 port->device.keyboard.events[port->device.keyboard.read_pos] &= 0xFF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
662 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
663 port->device.keyboard.read_pos++;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
664 port->device.keyboard.read_pos &= 7;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
665 if (port->device.keyboard.read_pos == port->device.keyboard.write_pos) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
666 port->device.keyboard.read_pos = 0xFF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
667 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
668 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
669 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
670 port->device.keyboard.tr_counter = 0;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
671 port->device.keyboard.mode = KB_SETUP;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
672 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
673 if ((output & TR) != (old_output & TR)) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
674 port->device.keyboard.tr_counter++;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
675 if (port->device.keyboard.tr_counter == 2) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
676 port->device.keyboard.mode = (output & 0xF) ? KB_READ : KB_WRITE;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
677 } else if (port->device.keyboard.mode == KB_WRITE) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
678 switch (port->device.keyboard.tr_counter)
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
679 {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
680 case 3:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
681 //host writes 0b0001
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
682 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
683 case 4:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
684 //host writes 0b0000
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
685 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
686 case 5:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
687 //host writes 0b0000
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
688 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
689 case 6:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
690 port->device.keyboard.cmd = output << 4;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
691 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
692 case 7:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
693 port->device.keyboard.cmd |= output & 0xF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
694 //TODO: actually do something with the command
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
695 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
696 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
697 } else if (
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
698 port->device.keyboard.mode == KB_READ && port->device.keyboard.tr_counter > 7
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
699 && !(port->device.keyboard.tr_counter & 1)
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
700 ) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
701
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
702 if (port->device.keyboard.events[port->device.keyboard.read_pos] & 0xFF00) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
703 port->device.keyboard.events[port->device.keyboard.read_pos] &= 0xFF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
704 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
705 port->device.keyboard.read_pos++;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
706 port->device.keyboard.read_pos &= 7;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
707 if (port->device.keyboard.read_pos == port->device.keyboard.write_pos) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
708 port->device.keyboard.read_pos = 0xFF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
709 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
710 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
711 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
712 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
713 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
714 break;
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
715 #ifndef _WIN32
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
716 case IO_GENERIC:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
717 wait_for_connection(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
718 port->input[IO_STATE] = IO_WRITE_PENDING;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
719 service_socket(port);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
720 break;
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
721 #endif
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
722 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
723 port->output = value;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
724
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
725 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
726
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
727 uint8_t get_scancode_bytes(io_port *port)
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
728 {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
729 if (port->device.keyboard.read_pos == 0xFF) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
730 return 0;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
731 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
732 uint8_t bytes = 0, read_pos = port->device.keyboard.read_pos;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
733 do {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
734 bytes += port->device.keyboard.events[read_pos] & 0xFF00 ? 2 : 1;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
735 read_pos++;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
736 read_pos &= 7;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
737 } while (read_pos != port->device.keyboard.write_pos);
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
738
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
739 return bytes;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
740 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
741
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
742 #define SLOW_RISE_DEVICE (30*7)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
743 #define SLOW_RISE_INPUT (12*7)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
744
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
745 static uint8_t get_output_value(io_port *port, uint32_t current_cycle, uint32_t slow_rise_delay)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
746 {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
747 uint8_t output = (port->control | 0x80) & port->output;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
748 for (int i = 0; i < 8; i++)
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
749 {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
750 if (!(port->control & 1 << i)) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
751 if (port->slow_rise_start[i] != CYCLE_NEVER) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
752 if (current_cycle - port->slow_rise_start[i] >= slow_rise_delay) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
753 output |= 1 << i;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
754 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
755 } else {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
756 output |= 1 << i;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
757 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
758 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
759 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
760 return output;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
761 }
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
762
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
763 uint8_t io_data_read(io_port * port, uint32_t current_cycle)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
764 {
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
765 uint8_t output = get_output_value(port, current_cycle, SLOW_RISE_DEVICE);
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
766 uint8_t control = port->control | 0x80;
911
73732ae76fa8 IO port pins should read as high from the perspective of a device when they are set as inputs
Michael Pavone <pavone@retrodev.com>
parents: 910
diff changeset
767 uint8_t th = output & 0x40;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
768 uint8_t input;
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
769 uint8_t device_driven;
1077
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
770 if (current_cycle - last_poll_cycle > MIN_POLL_INTERVAL) {
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
771 process_events();
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
772 last_poll_cycle = current_cycle;
1a66d5165ea7 Cleanup the separation of render backend and VDP code in preparation for having extra debug windows. Make determination of H40/H32 based on number of lines in each mode.
Michael Pavone <pavone@retrodev.com>
parents: 1035
diff changeset
773 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
774 switch (port->device_type)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
775 {
1146
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
776 case IO_GAMEPAD2:
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
777 input = ~port->input[GAMEPAD_TH1];
1379
65f1d6558e9e Update SMS code for changes supporting slow rise time emulation in IO code
Michael Pavone <pavone@retrodev.com>
parents: 1377
diff changeset
778 device_driven = 0x3F;
1146
3e24de8d8073 Add support for SMS controllers
Michael Pavone <pavone@retrodev.com>
parents: 1144
diff changeset
779 break;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
780 case IO_GAMEPAD3:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
781 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
782 input = port->input[th ? GAMEPAD_TH1 : GAMEPAD_TH0];
888
bc127fa1f800 Fix Mega Drive peripheral ID for 3-button pad
Michael Pavone <pavone@retrodev.com>
parents: 886
diff changeset
783 if (!th) {
bc127fa1f800 Fix Mega Drive peripheral ID for 3-button pad
Michael Pavone <pavone@retrodev.com>
parents: 886
diff changeset
784 input |= 0xC;
bc127fa1f800 Fix Mega Drive peripheral ID for 3-button pad
Michael Pavone <pavone@retrodev.com>
parents: 886
diff changeset
785 }
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
786 //controller output is logically inverted
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
787 input = ~input;
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
788 device_driven = 0x3F;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
789 break;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
790 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
791 case IO_GAMEPAD6:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
792 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
793 if (current_cycle >= port->device.pad.timeout_cycle) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
794 port->device.pad.th_counter = 0;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
795 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
796 /*if (port->input[GAMEPAD_TH0] || port->input[GAMEPAD_TH1]) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
797 printf("io_data_read | control: %X, TH: %X, GAMEPAD_TH0: %X, GAMEPAD_TH1: %X, TH Counter: %d, Timeout: %d, Cycle: %d\n", control, th, port->input[GAMEPAD_TH0], port->input[GAMEPAD_TH1], port->th_counter,port->timeout_cycle, context->current_cycle);
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
798 }*/
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
799 if (th) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
800 if (port->device.pad.th_counter == 3) {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
801 input = port->input[GAMEPAD_EXTRA];
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
802 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
803 input = port->input[GAMEPAD_TH1];
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
804 }
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
805 } else {
1144
be3df2d8530a Increment TH counter on low to high transitions rather than high to low transitions for six button controllers. Fixes Charles MacDonald's SMS six button controller demo
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
806 if (port->device.pad.th_counter == 2) {
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
807 input = port->input[GAMEPAD_TH0] | 0xF;
1144
be3df2d8530a Increment TH counter on low to high transitions rather than high to low transitions for six button controllers. Fixes Charles MacDonald's SMS six button controller demo
Michael Pavone <pavone@retrodev.com>
parents: 1116
diff changeset
808 } else if(port->device.pad.th_counter == 3) {
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
809 input = port->input[GAMEPAD_TH0] & 0x30;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
810 } else {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
811 input = port->input[GAMEPAD_TH0] | 0xC;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
812 }
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
813 }
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
814 //controller output is logically inverted
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
815 input = ~input;
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
816 device_driven = 0x3F;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
817 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
818 }
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
819 case IO_MOUSE:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
820 {
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
821 mouse_check_ready(port, current_cycle);
911
73732ae76fa8 IO port pins should read as high from the perspective of a device when they are set as inputs
Michael Pavone <pavone@retrodev.com>
parents: 910
diff changeset
822 uint8_t tr = output & TR;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
823 if (th) {
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
824 if (tr) {
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
825 input = 0x10;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
826 } else {
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
827 input = 0;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
828 }
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
829 } else {
913
a5a51465f8b0 Allow IO device config to be overriden by ROM DB
Michael Pavone <pavone@retrodev.com>
parents: 912
diff changeset
830
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
831 int16_t delta_x = port->device.mouse.latched_x - port->device.mouse.last_read_x;
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
832 int16_t delta_y = port->device.mouse.last_read_y - port->device.mouse.latched_y;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
833 switch (port->device.mouse.tr_counter)
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
834 {
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
835 case 0:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
836 input = 0xB;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
837 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
838 case 1:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
839 case 2:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
840 input = 0xF;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
841 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
842 case 3:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
843 input = 0;
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
844 if (delta_y > 255 || delta_y < -255) {
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
845 input |= 8;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
846 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
847 if (delta_x > 255 || delta_x < -255) {
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
848 input |= 4;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
849 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
850 if (delta_y < 0) {
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
851 input |= 2;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
852 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
853 if (delta_x < 0) {
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
854 input |= 1;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
855 }
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
856 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
857 case 4:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
858 input = port->input[0];
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
859 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
860 case 5:
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
861 input = delta_x >> 4 & 0xF;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
862 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
863 case 6:
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
864 input = delta_x & 0xF;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
865 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
866 case 7:
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
867 input = delta_y >> 4 & 0xF;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
868 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
869 case 8:
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
870 default:
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
871 input = delta_y & 0xF;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
872 break;
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
873 }
912
599e2861f484 Rough emulation of mouse response delays when TR is toggled. Latch current mouse value rather than delta. Some other IO cleanup/fixes
Michael Pavone <pavone@retrodev.com>
parents: 911
diff changeset
874 input |= ((port->device.mouse.tr_counter & 1) == 0) << 4;
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
875 }
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
876 device_driven = 0x1F;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
877 break;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
878 }
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
879 case IO_SATURN_KEYBOARD:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
880 {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
881 if (th) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
882 input = 0x11;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
883 } else {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
884 uint8_t tr = output & TR;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
885 uint16_t code = port->device.keyboard.read_pos == 0xFF ? 0
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
886 : port->device.keyboard.events[port->device.keyboard.read_pos];
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
887 switch (port->device.keyboard.tr_counter)
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
888 {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
889 case 0:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
890 input = 1;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
891 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
892 case 1:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
893 //Saturn peripheral ID
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
894 input = 3;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
895 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
896 case 2:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
897 //data size
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
898 input = 4;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
899 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
900 case 3:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
901 //d-pad
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
902 //TODO: set these based on keyboard state
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
903 input = 0xF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
904 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
905 case 4:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
906 //Start ABC
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
907 //TODO: set these based on keyboard state
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
908 input = 0xF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
909 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
910 case 5:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
911 //R XYZ
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
912 //TODO: set these based on keyboard state
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
913 input = 0xF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
914 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
915 case 6:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
916 //L and KBID
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
917 //TODO: set L based on keyboard state
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
918 input = 0x8;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
919 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
920 case 7:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
921 //Capslock, Numlock, Scrolllock
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
922 //TODO: set these based on keyboard state
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
923 input = 0;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
924 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
925 case 8:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
926 input = 6;
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
927 if (code & 0xFF00) {
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
928 //break
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
929 input |= 1;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
930 } else if (code) {
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
931 input |= 8;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
932 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
933 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
934 case 9:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
935 input = code >> 4 & 0xF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
936 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
937 case 10:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
938 input = code & 0xF;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
939 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
940 case 11:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
941 input = 0;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
942 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
943 default:
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
944 input = 1;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
945 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
946 }
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
947 input |= ((port->device.keyboard.tr_counter & 1) == 0) << 4;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
948 }
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
949 device_driven = 0x1F;
1028
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
950 break;
56b1748a8473 Initial stab at Saturn keyboard support
Michael Pavone <pavone@retrodev.com>
parents: 1026
diff changeset
951 }
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
952 case IO_XBAND_KEYBOARD:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
953 {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
954 if (th) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
955 input = 0x1C;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
956 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
957 uint8_t size;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
958 if (port->device.keyboard.mode == KB_SETUP || port->device.keyboard.mode == KB_READ) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
959 switch (port->device.keyboard.tr_counter)
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
960 {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
961 case 0:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
962 input = 0x3;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
963 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
964 case 1:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
965 input = 0x6;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
966 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
967 case 2:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
968 //This is where thoe host indicates a read or write
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
969 //presumably, the keyboard only outputs this if the host
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
970 //is not already driving the data bus low
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
971 input = 0x9;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
972 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
973 case 3:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
974 size = get_scancode_bytes(port);
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
975 if (size) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
976 ++size;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
977 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
978 if (size > 15) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
979 size = 15;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
980 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
981 input = size;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
982 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
983 case 4:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
984 case 5:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
985 //always send packet type 0 for now
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
986 input = 0;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
987 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
988 default:
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
989 if (port->device.keyboard.read_pos == 0xFF) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
990 //we've run out of bytes
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
991 input = 0;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
992 } else if (port->device.keyboard.events[port->device.keyboard.read_pos] & 0xFF00) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
993 if (port->device.keyboard.tr_counter & 1) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
994 input = port->device.keyboard.events[port->device.keyboard.read_pos] >> 8 & 0xF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
995 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
996 input = port->device.keyboard.events[port->device.keyboard.read_pos] >> 12;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
997 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
998 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
999 if (port->device.keyboard.tr_counter & 1) {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1000 input = port->device.keyboard.events[port->device.keyboard.read_pos] & 0xF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1001 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1002 input = port->device.keyboard.events[port->device.keyboard.read_pos] >> 4;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1003 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1004 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1005 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1006 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1007 } else {
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1008 input = 0xF;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1009 }
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1010 input |= ((port->device.keyboard.tr_counter & 1) == 0) << 4;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1011 }
1453
cd6e566eb6b9 Fix regression in XBAND keyboard support. Fixes ticket:33
Michael Pavone <pavone@retrodev.com>
parents: 1438
diff changeset
1012 //this is not strictly correct at all times, but good enough for now
cd6e566eb6b9 Fix regression in XBAND keyboard support. Fixes ticket:33
Michael Pavone <pavone@retrodev.com>
parents: 1438
diff changeset
1013 device_driven = 0x1F;
1232
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1014 break;
c0120977eeea Initial implementation of the XBAND "Eric Smith" keyboard
Michael Pavone <pavone@retrodev.com>
parents: 1208
diff changeset
1015 }
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
1016 #ifndef _WIN32
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1017 case IO_SEGA_PARALLEL:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1018 if (!th)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1019 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1020 service_pipe(port);
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1021 }
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
1022 input = port->input[th ? IO_TH1 : IO_TH0];
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1023 device_driven = 0x3F;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1024 break;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1025 case IO_GENERIC:
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1026 if (port->input[IO_TH0] & 0x80 && port->input[IO_STATE] == IO_WRITTEN)
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1027 {
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1028 //device requested a blocking read after writes
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1029 port->input[IO_STATE] = IO_READ_PENDING;
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1030 }
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1031 service_socket(port);
897
b9564fb88a5a WIP support for mega mouse
Michael Pavone <pavone@retrodev.com>
parents: 888
diff changeset
1032 input = port->input[IO_TH0];
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1033 device_driven = 0x7F;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1034 break;
745
daa31ee7d8cd Get windows build compiling again post-merge
Michael Pavone <pavone@retrodev.com>
parents: 722
diff changeset
1035 #endif
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1036 default:
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1037 input = 0;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1038 device_driven = 0;
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1039 break;
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1040 }
1348
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1041 uint8_t value = (input & (~control) & device_driven) | (port->output & control);
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1042 //deal with pins that are configured as inputs, but not being actively driven by the device
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1043 uint8_t floating = (~device_driven) & (~control);
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1044 if (floating) {
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1045 value |= get_output_value(port, current_cycle, SLOW_RISE_INPUT) & floating;
040c5600e2d9 Implemented slow rise time of IO pins set as inputs, but not driven by device. Fixes input in Decap Attack and possibly other games with buggy controller code
Michael Pavone <pavone@retrodev.com>
parents: 1326
diff changeset
1046 }
645
d77c79cec800 Initial support for configurable IO, custom IO and sega transfer board emulation
Michael Pavone <pavone@retrodev.com>
parents: 504
diff changeset
1047 /*if (port->input[GAMEPAD_TH0] || port->input[GAMEPAD_TH1]) {
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1048 printf ("value: %X\n", value);
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1049 }*/
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1050 return value;
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1051 }
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1052
1427
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1053 void io_serialize(io_port *port, serialize_buffer *buf)
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1054 {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1055 save_int8(buf, port->output);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1056 save_int8(buf, port->control);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1057 save_int8(buf, port->serial_out);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1058 save_int8(buf, port->serial_in);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1059 save_int8(buf, port->serial_ctrl);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1060 save_int8(buf, port->device_type);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1061 save_buffer32(buf, port->slow_rise_start, 8);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1062 switch (port->device_type)
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1063 {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1064 case IO_GAMEPAD6:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1065 save_int32(buf, port->device.pad.timeout_cycle);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1066 save_int16(buf, port->device.pad.th_counter);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1067 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1068 case IO_MOUSE:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1069 save_int32(buf, port->device.mouse.ready_cycle);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1070 save_int16(buf, port->device.mouse.last_read_x);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1071 save_int16(buf, port->device.mouse.last_read_y);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1072 save_int16(buf, port->device.mouse.latched_x);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1073 save_int16(buf, port->device.mouse.latched_y);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1074 save_int8(buf, port->device.mouse.tr_counter);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1075 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1076 case IO_SATURN_KEYBOARD:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1077 case IO_XBAND_KEYBOARD:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1078 save_int8(buf, port->device.keyboard.tr_counter);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1079 if (port->device_type == IO_XBAND_KEYBOARD) {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1080 save_int8(buf, port->device.keyboard.mode);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1081 save_int8(buf, port->device.keyboard.cmd);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1082 }
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1083 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1084 }
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1085 }
421
d0cacb4ade0b Move IO code to a separate file and do a tiny bit of refactoring
Mike Pavone <pavone@retrodev.com>
parents:
diff changeset
1086
1427
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1087 void io_deserialize(deserialize_buffer *buf, void *vport)
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1088 {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1089 io_port *port = vport;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1090 port->output = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1091 port->control = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1092 port->serial_out = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1093 port->serial_in = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1094 port->serial_ctrl = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1095 uint8_t device_type = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1096 if (device_type != port->device_type) {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1097 warning("Loaded save state has a different device type from the current configuration");
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1098 return;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1099 }
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1100 switch (port->device_type)
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1101 {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1102 case IO_GAMEPAD6:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1103 port->device.pad.timeout_cycle = load_int32(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1104 port->device.pad.th_counter = load_int16(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1105 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1106 case IO_MOUSE:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1107 port->device.mouse.ready_cycle = load_int32(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1108 port->device.mouse.last_read_x = load_int16(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1109 port->device.mouse.last_read_y = load_int16(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1110 port->device.mouse.latched_x = load_int16(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1111 port->device.mouse.latched_y = load_int16(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1112 port->device.mouse.tr_counter = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1113 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1114 case IO_SATURN_KEYBOARD:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1115 case IO_XBAND_KEYBOARD:
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1116 port->device.keyboard.tr_counter = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1117 if (port->device_type == IO_XBAND_KEYBOARD) {
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1118 port->device.keyboard.mode = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1119 port->device.keyboard.cmd = load_int8(buf);
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1120 }
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1121 break;
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1122 }
4e5797b3935a WIP - New savestate format
Michael Pavone <pavone@retrodev.com>
parents: 1400
diff changeset
1123 }