Mercurial > repos > blastem
annotate system.h @ 1140:4490c9c12272
Detect system type from filename if header based methods fail. Allow overriding system type from command line.
author | Michael Pavone <pavone@retrodev.com> |
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date | Mon, 02 Jan 2017 21:46:26 -0800 |
parents | 928a65750345 |
children | 6b0da6021544 |
rev | line source |
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1 #ifndef SYSTEM_H_ |
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2 #define SYSTEM_H_ |
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3 #include <stdint.h> |
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4 #include "arena.h" |
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5 #include "romdb.h" |
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6 |
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7 typedef struct system_header system_header; |
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8 typedef struct system_media system_media; |
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9 |
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10 typedef enum { |
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11 SYSTEM_UNKNOWN, |
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12 SYSTEM_GENESIS, |
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13 SYSTEM_SMS, |
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14 SYSTEM_JAGUAR |
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15 } system_type; |
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16 |
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17 typedef enum { |
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18 DEBUGGER_NATIVE, |
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19 DEBUGGER_GDB |
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20 } debugger_type; |
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21 |
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22 typedef void (*system_fun)(system_header *); |
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23 typedef uint16_t (*system_fun_r16)(system_header *); |
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24 typedef void (*start_system_fun)(system_header *, char *); |
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25 typedef void (*speed_system_fun)(system_header *, uint32_t); |
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26 |
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27 struct system_header { |
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28 system_header *next_context; |
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29 start_system_fun start_context; |
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30 system_fun resume_context; |
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31 system_fun load_save; |
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32 system_fun persist_save; |
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33 system_fun request_exit; |
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34 system_fun free_context; |
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35 system_fun_r16 get_open_bus_value; |
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36 speed_system_fun set_speed_percent; |
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37 system_fun inc_debug_mode; |
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38 system_fun inc_debug_pal; |
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39 arena *arena; |
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40 char *next_rom; |
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41 char *save_dir; |
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42 uint8_t enter_debugger; |
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43 uint8_t should_exit; |
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44 uint8_t save_state; |
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45 debugger_type debugger_type; |
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46 system_type type; |
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47 }; |
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48 |
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49 struct system_media { |
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50 void *buffer; |
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51 char *extension; |
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52 system_media *chain; |
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53 uint32_t size; |
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54 }; |
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55 |
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56 #define OPT_ADDRESS_LOG (1U << 31U) |
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57 |
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58 system_type detect_system_type(system_media *media); |
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59 system_header *alloc_config_system(system_type stype, system_media *media, uint32_t opts, uint8_t force_region, rom_info *info_out); |
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60 |
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61 #endif //SYSTEM_H_ |