Mercurial > repos > blastem
view system.h @ 1637:95880d947257
Fix for VRAM byte write order broke VDP FIFO testing ROM results. This change cleans up VRAM writes and fixes the regression while preserving the correct VRAM byte write order
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 11 Nov 2018 22:39:29 -0800 |
parents | 360d5bab199f |
children | 6909c5d0bbb5 |
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#ifndef SYSTEM_H_ #define SYSTEM_H_ #include <stdint.h> typedef struct system_header system_header; typedef struct system_media system_media; typedef enum { SYSTEM_UNKNOWN, SYSTEM_GENESIS, SYSTEM_SMS, SYSTEM_JAGUAR } system_type; typedef enum { DEBUGGER_NATIVE, DEBUGGER_GDB } debugger_type; typedef void (*system_fun)(system_header *); typedef uint16_t (*system_fun_r16)(system_header *); typedef void (*system_str_fun)(system_header *, char *); typedef uint8_t (*system_str_fun_r8)(system_header *, char *); typedef void (*system_u32_fun)(system_header *, uint32_t); typedef void (*system_u8_fun)(system_header *, uint8_t); typedef uint8_t (*system_u8_fun_r8)(system_header *, uint8_t); typedef void (*system_u8_u8_fun)(system_header *, uint8_t, uint8_t); typedef void (*system_mabs_fun)(system_header *, uint8_t, uint16_t, uint16_t); typedef void (*system_mrel_fun)(system_header *, uint8_t, int32_t, int32_t); #include "arena.h" #include "romdb.h" struct system_header { system_header *next_context; system_str_fun start_context; system_fun resume_context; system_fun load_save; system_fun persist_save; system_u8_fun_r8 load_state; system_fun request_exit; system_fun soft_reset; system_fun free_context; system_fun_r16 get_open_bus_value; system_u32_fun set_speed_percent; system_fun inc_debug_mode; system_fun inc_debug_pal; system_u8_u8_fun gamepad_down; system_u8_u8_fun gamepad_up; system_u8_u8_fun mouse_down; system_u8_u8_fun mouse_up; system_mabs_fun mouse_motion_absolute; system_mrel_fun mouse_motion_relative; system_u8_fun keyboard_down; system_u8_fun keyboard_up; system_fun config_updated; rom_info info; arena *arena; char *next_rom; char *save_dir; uint8_t enter_debugger; uint8_t should_exit; uint8_t save_state; uint8_t delayed_load_slot; uint8_t has_keyboard; debugger_type debugger_type; system_type type; }; struct system_media { void *buffer; char *dir; char *name; char *extension; system_media *chain; uint32_t size; }; #define OPT_ADDRESS_LOG (1U << 31U) system_type detect_system_type(system_media *media); system_header *alloc_config_system(system_type stype, system_media *media, uint32_t opts, uint8_t force_region); #endif //SYSTEM_H_