dynamic recompiler now works when the core is compiled as a shared
library.
This commit is contained in:
parent
a859afadfd
commit
1a6a136801
2
Makefile
2
Makefile
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@ -42,7 +42,7 @@ endif
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ASFLAGS = $(CFLAGS)
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INCDIRS := -I.
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LDFLAGS += -shared -m32 -Wl,--no-undefined -Wl,--version-script=link.T
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LDFLAGS += -shared -m32 -Wl,--no-undefined -Wl,--version-script=link.T -fPIC
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LDLIBS += -lz
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all: $(TARGET)
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6
cpu.h
6
cpu.h
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@ -152,9 +152,15 @@ s32 translate_block_thumb(u32 pc, translation_region_type translation_region,
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#endif
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#ifdef __LIBRETRO__
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extern u8* rom_translation_cache;
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extern u8* ram_translation_cache;
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extern u8* bios_translation_cache;
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#else
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extern u8 rom_translation_cache[ROM_TRANSLATION_CACHE_SIZE];
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extern u8 ram_translation_cache[RAM_TRANSLATION_CACHE_SIZE];
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extern u8 bios_translation_cache[BIOS_TRANSLATION_CACHE_SIZE];
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#endif
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extern u8 *rom_translation_ptr;
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extern u8 *ram_translation_ptr;
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extern u8 *bios_translation_ptr;
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@ -23,18 +23,27 @@
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#include "common.h"
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#ifdef __LIBRETRO__
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u8* rom_translation_cache;
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u8* ram_translation_cache;
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u8* bios_translation_cache;
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u8 *rom_translation_ptr;
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u8 *ram_translation_ptr;
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u8 *bios_translation_ptr;
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#else
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u8 rom_translation_cache[ROM_TRANSLATION_CACHE_SIZE];
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u8 *rom_translation_ptr = rom_translation_cache;
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u8 ram_translation_cache[RAM_TRANSLATION_CACHE_SIZE];
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u8 bios_translation_cache[BIOS_TRANSLATION_CACHE_SIZE];
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u8 *rom_translation_ptr = rom_translation_cache;
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u8 *ram_translation_ptr = ram_translation_cache;
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u8 *bios_translation_ptr = bios_translation_cache;
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#endif
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u32 iwram_code_min = 0xFFFFFFFF;
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u32 iwram_code_max = 0xFFFFFFFF;
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u32 ewram_code_min = 0xFFFFFFFF;
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u32 ewram_code_max = 0xFFFFFFFF;
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u8 bios_translation_cache[BIOS_TRANSLATION_CACHE_SIZE];
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u8 *bios_translation_ptr = bios_translation_cache;
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u32 *rom_branch_hash[ROM_BRANCH_HASH_SIZE];
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179
libretro.c
179
libretro.c
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@ -23,10 +23,10 @@ static cothread_t cpu_thread;
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/* to be removed */
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u32 savestate_slot = 0;
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void get_savestate_filename_noshot(u32 slot, char *name_buffer)
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void get_savestate_filename_noshot(u32 slot, char* name_buffer)
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{
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(void) slot;
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sprintf(name_buffer, "dummy.svs");
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(void) slot;
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sprintf(name_buffer, "dummy.svs");
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}
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/* ------------ */
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@ -77,7 +77,7 @@ extern struct retro_perf_callback perf_cb;
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#endif
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void retro_get_system_info(struct retro_system_info *info)
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void retro_get_system_info(struct retro_system_info* info)
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{
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info->library_name = "TempGBA";
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info->library_version = "v0.0.1";
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}
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void retro_get_system_av_info(struct retro_system_av_info *info)
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void retro_get_system_av_info(struct retro_system_av_info* info)
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{
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info->geometry.base_width = GBA_SCREEN_WIDTH;
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info->geometry.base_height = GBA_SCREEN_HEIGHT;
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info->geometry.max_width = GBA_SCREEN_WIDTH;
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info->geometry.max_height = GBA_SCREEN_HEIGHT;
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info->geometry.aspect_ratio = 0;
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info->timing.fps = ((float) (16* 1024 * 1024)) / (308 * 228 * 4); // 59.72750057 hz
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// 59.72750057 hz
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info->timing.fps = ((float)(16 * 1024 * 1024)) / (308 * 228 * 4);
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info->timing.sample_rate = GBA_SOUND_FREQUENCY;
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}
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#include <sys/mman.h>
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void retro_init()
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{
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init_gamepak_buffer();
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init_sound(1);
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rom_translation_cache = mmap(NULL, ROM_TRANSLATION_CACHE_SIZE,
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PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
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ram_translation_cache = mmap(NULL, RAM_TRANSLATION_CACHE_SIZE,
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PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
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bios_translation_cache = mmap(NULL, BIOS_TRANSLATION_CACHE_SIZE,
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PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANON | MAP_PRIVATE, -1, 0);
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rom_translation_ptr = rom_translation_cache;
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ram_translation_ptr = ram_translation_cache;
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bios_translation_ptr = bios_translation_cache;
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}
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void retro_deinit()
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{
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perf_cb.perf_log();
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memory_term();
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munmap(rom_translation_cache, ROM_TRANSLATION_CACHE_SIZE);
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munmap(ram_translation_cache, RAM_TRANSLATION_CACHE_SIZE);
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munmap(bios_translation_cache, BIOS_TRANSLATION_CACHE_SIZE);
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}
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void retro_set_environment(retro_environment_t cb)
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}
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void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
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void retro_set_input_poll(retro_input_poll_t cb) { input_poll_cb = cb; }
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void retro_set_video_refresh(retro_video_refresh_t cb)
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{
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video_cb = cb;
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}
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void retro_set_input_poll(retro_input_poll_t cb)
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{
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input_poll_cb = cb;
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}
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void retro_set_controller_port_device(unsigned port, unsigned device) {}
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size_t retro_serialize_size()
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{
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// return SAVESTATE_SIZE;
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// return SAVESTATE_SIZE;
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return 0;
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}
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bool retro_serialize(void *data, size_t size)
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bool retro_serialize(void* data, size_t size)
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{
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// if (size < SAVESTATE_SIZE)
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return false;
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// if (size < SAVESTATE_SIZE)
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return false;
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// gba_save_state(data);
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// gba_save_state(data);
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// return true;
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// return true;
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}
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bool retro_unserialize(const void *data, size_t size)
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bool retro_unserialize(const void* data, size_t size)
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{
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// if (size < SAVESTATE_SIZE)
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return false;
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// if (size < SAVESTATE_SIZE)
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return false;
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// gba_load_state(data);
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// gba_load_state(data);
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// return true;
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// return true;
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}
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void retro_cheat_reset() {}
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void retro_cheat_set(unsigned index, bool enabled, const char *code) {}
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void retro_cheat_set(unsigned index, bool enabled, const char* code) {}
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void error_msg(const char *text)
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void error_msg(const char* text)
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{
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if (log_cb)
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log_cb(RETRO_LOG_ERROR, text);
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}
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void info_msg(const char *text)
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void info_msg(const char* text)
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{
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if (log_cb)
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log_cb(RETRO_LOG_INFO, text);
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}
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static void extract_directory(char *buf, const char *path, size_t size)
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static void extract_directory(char* buf, const char* path, size_t size)
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{
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strncpy(buf, path, size - 1);
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buf[size - 1] = '\0';
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char *base = strrchr(buf, '/');
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char* base = strrchr(buf, '/');
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if (base)
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*base = '\0';
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strncpy(buf, ".", size);
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}
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bool retro_load_game(const struct retro_game_info *info)
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bool retro_load_game(const struct retro_game_info* info)
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{
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char filename_bios[MAX_PATH];
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const char *dir = NULL;
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const char* dir = NULL;
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enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
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if (!environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
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return false;
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}
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extract_directory(main_path,info->path,sizeof(main_path));
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extract_directory(main_path, info->path, sizeof(main_path));
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if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
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strncpy(filename_bios, dir, sizeof(filename_bios));
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else
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strncpy(filename_bios, main_path, sizeof(filename_bios));
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strncat(filename_bios, "/gba_bios.bin",sizeof(filename_bios));
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strncat(filename_bios, "/gba_bios.bin", sizeof(filename_bios));
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// if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
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// strncpy(dir_save, dir, sizeof(dir_save));
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// else
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// strncpy(dir_save, main_path, sizeof(dir_save));
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// if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
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// strncpy(dir_save, dir, sizeof(dir_save));
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// else
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// strncpy(dir_save, main_path, sizeof(dir_save));
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// strncat(dir_save, "/",sizeof(dir_save));
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// strncat(dir_save, "/",sizeof(dir_save));
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// strncat(main_path, "/",sizeof(main_path));
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// strncat(main_path, "/",sizeof(main_path));
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if (load_bios(filename_bios) != 0)
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{
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error_msg("Could not load BIOS image file.\n");
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return false;
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error_msg("Could not load BIOS image file.\n");
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return false;
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}
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if(bios_rom[0] != 0x18)
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if (bios_rom[0] != 0x18)
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{
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info_msg("You have an incorrect BIOS image.\n");
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info_msg("While many games will work fine, some will not. It\n");
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info_msg("is strongly recommended that you obtain the\n");
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info_msg("correct BIOS file.\n");
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info_msg("You have an incorrect BIOS image.\n");
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info_msg("While many games will work fine, some will not. It\n");
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info_msg("is strongly recommended that you obtain the\n");
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info_msg("correct BIOS file.\n");
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}
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gamepak_filename[0] = 0;
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if (load_gamepak(info->path) != 0)
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{
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error_msg("Could not load the game file.\n");
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return false;
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error_msg("Could not load the game file.\n");
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return false;
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}
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reset_gba();
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@ -258,8 +281,11 @@ bool retro_load_game(const struct retro_game_info *info)
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}
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bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info)
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{ return false; }
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bool retro_load_game_special(unsigned game_type,
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const struct retro_game_info* info, size_t num_info)
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{
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return false;
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}
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void retro_unload_game()
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{
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@ -267,42 +293,45 @@ void retro_unload_game()
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update_backup();
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}
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unsigned retro_get_region() { return RETRO_REGION_NTSC; }
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void *retro_get_memory_data(unsigned id)
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unsigned retro_get_region()
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{
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// switch (id)
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// {
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// case RETRO_MEMORY_SAVE_RAM:
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// return gamepak_backup;
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// }
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return RETRO_REGION_NTSC;
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}
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void* retro_get_memory_data(unsigned id)
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{
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// switch (id)
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// {
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// case RETRO_MEMORY_SAVE_RAM:
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// return gamepak_backup;
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// }
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return 0;
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}
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size_t retro_get_memory_size(unsigned id)
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{
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// switch (id)
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// {
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// case RETRO_MEMORY_SAVE_RAM:
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// switch(backup_type)
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// {
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// case BACKUP_SRAM:
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// return sram_size;
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// switch (id)
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// {
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// case RETRO_MEMORY_SAVE_RAM:
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// switch(backup_type)
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// {
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// case BACKUP_SRAM:
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// return sram_size;
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// case BACKUP_FLASH:
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// return flash_size;
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// case BACKUP_FLASH:
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// return flash_size;
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// case BACKUP_EEPROM:
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// return eeprom_size;
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// case BACKUP_EEPROM:
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// return eeprom_size;
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// case BACKUP_NONE:
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// return 0x0;
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// case BACKUP_NONE:
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// return 0x0;
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// default:
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// return 0x8000;
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// }
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// }
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// default:
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// return 0x8000;
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// }
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// }
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return 0;
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}
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@ -324,11 +353,15 @@ void retro_run()
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render_audio();
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video_cb(gba_screen_pixels, GBA_SCREEN_WIDTH, GBA_SCREEN_HEIGHT, GBA_SCREEN_PITCH * 2);
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video_cb(gba_screen_pixels, GBA_SCREEN_WIDTH, GBA_SCREEN_HEIGHT,
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GBA_SCREEN_PITCH * 2);
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if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
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check_variables();
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check_variables();
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}
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unsigned retro_api_version() { return RETRO_API_VERSION; }
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unsigned retro_api_version()
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{
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return RETRO_API_VERSION;
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}
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Loading…
Reference in New Issue