libretro: set cycle_multiplier

[pcsx_rearmed.git] / frontend / libretro.c

diff --git a/frontend/libretro.c b/frontend/libretro.c
index 8256fe1..3431685 100644 (file)
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -83,7 +83,7 @@ static void vout_set_mode(int w, int h, int raw_w, int raw_h, int bpp)
 {
 }
 
-#ifdef FRONTEND_SUPPORTS_RGB565
+#ifndef FRONTEND_SUPPORTS_RGB565
 static void convert(void *buf, size_t bytes)
 {
        unsigned int i, v, *p = buf;
@@ -129,12 +129,12 @@ static void vout_flip(const void *vram, int stride, int bgr24, int w, int h)
 
 out:
 #ifndef FRONTEND_SUPPORTS_RGB565
-   convert(vout_buf, w * h * 2);
+       convert(vout_buf, w * h * 2);
 #endif
-   game_width = w;
-   game_height = h;
-   game_fb_dirty = 1;
-   pl_rearmed_cbs.flip_cnt++;
+       game_width = w;
+       game_height = h;
+       game_fb_dirty = 1;
+       pl_rearmed_cbs.flip_cnt++;
 }
 
 static void vout_close(void)
@@ -281,7 +281,7 @@ bool retro_load_game(const struct retro_game_info *info)
 #ifdef FRONTEND_SUPPORTS_RGB565
        enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
        if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
-               fprintf(stderr, "RGB565 supported, using it\n");
+               SysPrintf("RGB565 supported, using it\n");
        }
 #endif
 
@@ -294,7 +294,7 @@ bool retro_load_game(const struct retro_game_info *info)
 
        /* have to reload after set_cd_image for correct cdr plugin */
        if (LoadPlugins() == -1) {
-               printf("faled to load plugins\n");
+               SysPrintf("failed to load plugins\n");
                return false;
        }
 
@@ -302,7 +302,7 @@ bool retro_load_game(const struct retro_game_info *info)
        NetOpened = 0;
 
        if (OpenPlugins() == -1) {
-               printf("faled to open plugins\n");
+               SysPrintf("failed to open plugins\n");
                return false;
        }
 
@@ -310,14 +310,14 @@ bool retro_load_game(const struct retro_game_info *info)
 
        Config.PsxAuto = 1;
        if (CheckCdrom() == -1) {
-               printf("unsupported/invalid CD image: %s\n", info->path);
+               SysPrintf("unsupported/invalid CD image: %s\n", info->path);
                return false;
        }
 
        SysReset();
 
        if (LoadCdrom() == -1) {
-               printf("could not load CD-ROM!\n");
+               SysPrintf("could not load CD-ROM!\n");
                return false;
        }
        emu_on_new_cd(0);
@@ -408,7 +408,7 @@ void retro_init(void)
        ret = emu_core_preinit();
        ret |= emu_core_init();
        if (ret != 0) {
-               printf("PCSX init failed, sorry\n");
+               SysPrintf("PCSX init failed.\n");
                exit(1);
        }
 
@@ -428,15 +428,24 @@ void retro_init(void)
                }
        }
        if (f != NULL) {
-               printf("found BIOS file: %s\n", Config.Bios);
+               SysPrintf("found BIOS file: %s\n", Config.Bios);
                fclose(f);
        }
        else
-               printf("no BIOS files found.\n");
+               SysPrintf("no BIOS files found.\n");
 
        level = 1;
        environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
 
+       /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
+        * we have to do this because cache misses and some IO penalties
+        * are not emulated. Warning: changing this may break compatibility. */
+#ifdef __ARM_ARCH_7A__
+       cycle_multiplier = 175;
+#else
+       cycle_multiplier = 200;
+#endif
+
        McdDisable[0] = 0;
        McdDisable[1] = 1;
        init_memcard(Mcd1Data);