Mercurial > repos > blastem
annotate romdb.h @ 1918:6fdac0108e47
Fix bug in in (c) instruction in Z80 dynarec
author | Michael Pavone <pavone@retrodev.com> |
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date | Fri, 03 Apr 2020 23:47:57 -0700 |
parents | d60f2d7c02a5 |
children | 0f54a898db03 |
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1 #ifndef ROMDB_H_ |
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2 #define ROMDB_H_ |
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3 |
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4 #define REGION_J 1 |
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5 #define REGION_U 2 |
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6 #define REGION_E 4 |
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7 |
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8 #define RAM_FLAG_ODD 0x18 |
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9 #define RAM_FLAG_EVEN 0x10 |
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10 #define RAM_FLAG_BOTH 0x00 |
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11 #define RAM_FLAG_MASK RAM_FLAG_ODD |
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12 #define SAVE_I2C 0x01 |
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13 #define SAVE_NOR 0x02 |
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14 #define SAVE_NONE 0xFF |
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15 |
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16 #include "tern.h" |
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17 #include "serialize.h" |
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18 |
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19 typedef struct { |
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20 uint32_t start; |
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21 uint32_t end; |
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22 uint16_t sda_write_mask; |
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23 uint16_t scl_mask; |
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24 uint8_t sda_read_bit; |
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25 } eeprom_map; |
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26 |
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27 typedef struct { |
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28 uint8_t *buffer; |
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29 uint8_t *page_buffer; |
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30 uint32_t size; |
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31 uint32_t page_size; |
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32 uint32_t current_page; |
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33 uint32_t last_write_cycle; |
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34 uint32_t cmd_address1; |
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35 uint32_t cmd_address2; |
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36 uint16_t product_id; |
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37 uint8_t mode; |
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38 uint8_t cmd_state; |
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39 uint8_t alt_cmd; |
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40 uint8_t bus_flags; |
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41 } nor_state; |
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42 |
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43 enum { |
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44 MAPPER_NONE, |
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45 MAPPER_SEGA, |
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46 MAPPER_SEGA_SRAM, |
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47 MAPPER_REALTEC, |
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48 MAPPER_XBAND, |
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50 MAPPER_JCART | |
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51 }; |
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52 |
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53 |
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54 typedef struct rom_info rom_info; |
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55 |
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56 #include "memmap.h" |
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57 |
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58 struct rom_info { |
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59 char *name; |
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60 memmap_chunk *map; |
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61 uint8_t *save_buffer; |
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62 void *rom; |
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63 eeprom_map *eeprom_map; |
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64 char *port1_override; |
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65 char *port2_override; |
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66 char *ext_override; |
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67 char *mouse_mode; |
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68 nor_state *nor; |
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69 uint32_t num_eeprom; |
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70 uint32_t map_chunks; |
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71 uint32_t rom_size; |
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72 uint32_t save_size; |
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73 uint32_t save_mask; |
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74 uint16_t mapper_start_index; |
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75 uint8_t save_type; |
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76 uint8_t save_bus; //only used for NOR currently |
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77 uint8_t mapper_type; |
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78 uint8_t regions; |
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79 uint8_t is_save_lock_on; //Does the save buffer actually belong to a lock-on cart? |
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80 }; |
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81 |
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82 #define GAME_ID_OFF 0x183 |
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83 #define GAME_ID_LEN 8 |
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84 |
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85 tern_node *load_rom_db(); |
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86 rom_info configure_rom(tern_node *rom_db, void *vrom, uint32_t rom_size, void *lock_on, uint32_t lock_on_size, memmap_chunk const *base_map, uint32_t base_chunks); |
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87 rom_info configure_rom_heuristics(uint8_t *rom, uint32_t rom_size, memmap_chunk const *base_map, uint32_t base_chunks); |
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88 uint8_t translate_region_char(uint8_t c); |
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89 char const *save_type_name(uint8_t save_type); |
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90 //Note: free_rom_info only frees things pointed to by a rom_info struct, not the struct itself |
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91 //this is because rom_info structs are typically stack allocated |
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92 void free_rom_info(rom_info *info); |
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93 typedef struct system_header system_header; |
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94 void cart_serialize(system_header *sys, serialize_buffer *buf); |
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95 void cart_deserialize(deserialize_buffer *buf, void *vcontext); |
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96 |
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97 #endif //ROMDB_H_ |