allocate gba_screen_pixels on the heap.

use linearMemAlign for the 3DS target.

3 files changed, 18 insertions, 3 deletions

diff --git a/libretro.c b/libretro.c
index c2820da..bd3ade8 100644
--- a/libretro.c
+++ b/libretro.c
@@ -8,13 +8,17 @@
 #include "libretro.h"
 #include "memmap.h"
 
-#if defined(_3DS) && defined(HAVE_DYNAREC)
+#if defined(_3DS)
+void* linearMemAlign(size_t size, size_t alignment);
+void linearFree(void* mem);
+#if defined(HAVE_DYNAREC)
 int32_t hbInit(void);
 void hbExit(void);
 int32_t HB_FlushInvalidateCache(void);
 int32_t HB_ReprotectMemory(void* addr, uint32_t pages, uint32_t mode, uint32_t* reprotectedPages);
 int hb_service_available;
 #endif
+#endif
 
 #ifndef MAX_PATH
 #define MAX_PATH (512)
@@ -126,6 +130,12 @@ void retro_init(void)
    }
 #endif
 
+#ifdef _3DS
+   gba_screen_pixels = (uint16_t*)linearMemAlign(GBA_SCREEN_PITCH * GBA_SCREEN_HEIGHT * sizeof(uint16_t), 128);
+#else
+   gba_screen_pixels = (uint16_t*)malloc(GBA_SCREEN_PITCH * GBA_SCREEN_HEIGHT * sizeof(uint16_t));
+#endif
+
 }
 
 void retro_deinit(void)
@@ -141,6 +151,11 @@ void retro_deinit(void)
 #if defined(_3DS) && defined(HAVE_DYNAREC)
    hbExit();
 #endif
+#ifdef _3DS
+   linearFree(gba_screen_pixels);
+#else
+   free(gba_screen_pixels);
+#endif
 }
 
 static retro_time_t retro_perf_dummy_get_time_usec() { return 0; }
diff --git a/video.c b/video.c
index 45ebe1e..14708fd 100644
--- a/video.c
+++ b/video.c
@@ -19,7 +19,7 @@
 
 #include "common.h"
 
-u16 gba_screen_pixels[GBA_SCREEN_PITCH * GBA_SCREEN_HEIGHT];
+u16* gba_screen_pixels;
 
 #define get_screen_pixels()   gba_screen_pixels
 #define get_screen_pitch()    GBA_SCREEN_PITCH
diff --git a/video.h b/video.h
index df95fcd..0f21d19 100644
--- a/video.h
+++ b/video.h
@@ -54,6 +54,6 @@ typedef enum
   filter_bilinear
 } video_filter_type;
 
-extern u16 gba_screen_pixels[GBA_SCREEN_PITCH * GBA_SCREEN_HEIGHT];
+extern u16* gba_screen_pixels;
 
 #endif