Mercurial > repos > blastem
annotate io.h @ 729:9ef6db986982
Fix a bunch of assumptions about which Z80 registers are stored in native registers to make the x86-32 build less broken
author | Michael Pavone <pavone@retrodev.com> |
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date | Sat, 23 May 2015 20:26:20 -0700 |
parents | d77c79cec800 |
children | 252dfd29831d |
rev | line source |
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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 IO_H_ |
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7 #define IO_H_ |
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8 #include <stdint.h> |
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9 #include "tern.h" |
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10 |
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11 enum { |
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12 IO_GAMEPAD3, |
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13 IO_GAMEPAD6, |
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14 IO_MOUSE, |
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15 IO_MENACER, |
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16 IO_JUSTIFIER, |
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17 IO_SEGA_MULTI, |
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18 IO_EA_MULTI_A, |
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19 IO_EA_MULTI_B, |
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20 IO_SEGA_PARALLEL, |
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21 IO_GENERIC, |
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22 IO_NONE |
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23 }; |
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24 |
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25 typedef struct { |
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26 union { |
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27 struct { |
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28 uint32_t timeout_cycle; |
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29 uint16_t th_counter; |
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30 uint16_t gamepad_num; |
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31 } pad; |
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32 struct { |
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33 int data_fd; |
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34 int listen_fd; |
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35 } stream; |
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36 } device; |
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37 uint8_t output; |
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38 uint8_t control; |
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39 uint8_t input[3]; |
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40 uint8_t device_type; |
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41 } io_port; |
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42 |
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43 #define GAMEPAD_TH0 0 |
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44 #define GAMEPAD_TH1 1 |
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45 #define GAMEPAD_EXTRA 2 |
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46 #define GAMEPAD_NONE 0xF |
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47 |
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48 #define IO_TH0 0 |
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49 #define IO_TH1 1 |
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50 #define IO_STATE 2 |
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51 |
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52 enum { |
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53 IO_WRITE_PENDING, |
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54 IO_WRITTEN, |
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55 IO_READ_PENDING, |
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56 IO_READ |
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57 }; |
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58 |
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59 void set_keybindings(io_port *ports); |
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60 void setup_io_devices(tern_node * config, io_port * ports); |
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61 void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction); |
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62 void io_data_write(io_port * pad, uint8_t value, uint32_t current_cycle); |
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63 uint8_t io_data_read(io_port * pad, uint32_t current_cycle); |
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64 void handle_keydown(int keycode); |
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65 void handle_keyup(int keycode); |
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66 void handle_joydown(int joystick, int button); |
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67 void handle_joyup(int joystick, int button); |
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68 void handle_joy_dpad(int joystick, int dpad, uint8_t state); |
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69 |
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70 #endif //IO_H_ |
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71 |