diff --git a/libsystem/include/system/graphics-base.h b/libsystem/include/system/graphics-base.h
index 663b8b0..ea92007 100644
--- a/libsystem/include/system/graphics-base.h
+++ b/libsystem/include/system/graphics-base.h
@@ -4,12 +4,4 @@
 #include "graphics-base-v1.0.h"
 #include "graphics-base-v1.1.h"
 
-/* Legacy formats not in the HAL definitions. */
-typedef enum {
-    HAL_PIXEL_FORMAT_YCBCR_422_888 = 39,   // 0x27
-    HAL_PIXEL_FORMAT_YCBCR_444_888 = 40,   // 0x28
-    HAL_PIXEL_FORMAT_FLEX_RGB_888 = 41,    // 0x29
-    HAL_PIXEL_FORMAT_FLEX_RGBA_8888 = 42,  // 0x2A
-} android_pixel_format_legacy_t;
-
 #endif  // SYSTEM_CORE_GRAPHICS_BASE_H_
diff --git a/libsystem/include/system/graphics-sw.h b/libsystem/include/system/graphics-sw.h
new file mode 100644
index 0000000..9e1a88e
--- /dev/null
+++ b/libsystem/include/system/graphics-sw.h
@@ -0,0 +1,16 @@
+#ifndef SYSTEM_CORE_GRAPHICS_SW_H_
+#define SYSTEM_CORE_GRAPHICS_SW_H_
+
+/* Software formats not in the HAL definitions. */
+typedef enum {
+    HAL_PIXEL_FORMAT_YCBCR_422_888 = 39,   // 0x27
+    HAL_PIXEL_FORMAT_YCBCR_444_888 = 40,   // 0x28
+    HAL_PIXEL_FORMAT_FLEX_RGB_888 = 41,    // 0x29
+    HAL_PIXEL_FORMAT_FLEX_RGBA_8888 = 42,  // 0x2A
+} android_pixel_format_sw_t;
+
+/* for compatibility */
+#define HAL_PIXEL_FORMAT_YCbCr_422_888 HAL_PIXEL_FORMAT_YCBCR_422_888
+#define HAL_PIXEL_FORMAT_YCbCr_444_888 HAL_PIXEL_FORMAT_YCBCR_444_888
+
+#endif  // SYSTEM_CORE_GRAPHICS_SW_H_
diff --git a/libsystem/include/system/graphics.h b/libsystem/include/system/graphics.h
index 657370b..6c8f816 100644
--- a/libsystem/include/system/graphics.h
+++ b/libsystem/include/system/graphics.h
@@ -32,8 +32,6 @@
 
 /* for compatibility */
 #define HAL_PIXEL_FORMAT_YCbCr_420_888 HAL_PIXEL_FORMAT_YCBCR_420_888
-#define HAL_PIXEL_FORMAT_YCbCr_422_888 HAL_PIXEL_FORMAT_YCBCR_422_888
-#define HAL_PIXEL_FORMAT_YCbCr_444_888 HAL_PIXEL_FORMAT_YCBCR_444_888
 #define HAL_PIXEL_FORMAT_YCbCr_422_SP HAL_PIXEL_FORMAT_YCBCR_422_SP
 #define HAL_PIXEL_FORMAT_YCrCb_420_SP HAL_PIXEL_FORMAT_YCRCB_420_SP
 #define HAL_PIXEL_FORMAT_YCbCr_422_I HAL_PIXEL_FORMAT_YCBCR_422_I