From 9ec3b5ac0e3f5d47bd967db7a2743949d278850c Mon Sep 17 00:00:00 2001
From: sndream <sndream@outlook.com>
Date: Sun, 1 Jan 2023 23:58:58 +0800
Subject: [PATCH] rg99 support

---
 configure                                     | 10 +++++++++-
 platform/common/plat_sdl.c                    |  7 ++++++-
 platform/opendingux/data/default.rg99.desktop |  9 +++++++++
 platform/opendingux/inputmap.c                |  2 +-
 4 files changed, 25 insertions(+), 3 deletions(-)
 create mode 100644 platform/opendingux/data/default.rg99.desktop

diff --git a/configure b/configure
index f0bad743..3fcb457f 100755
--- a/configure
+++ b/configure
@@ -39,7 +39,7 @@ check_define()
 # "" means "autodetect".
 
 # TODO this is annoyingly messy. should have platform and device
-platform_list="generic pandora gp2x wiz caanoo dingux retrofw gcw0 rg350 opendingux miyoo rpi1 rpi2 psp"
+platform_list="generic pandora gp2x wiz caanoo dingux retrofw gcw0 rg350 opendingux miyoo rpi1 rpi2 psp rg99"
 platform="generic"
 sound_driver_list="oss alsa sdl"
 sound_drivers=""
@@ -109,6 +109,14 @@ set_platform()
     MFLAGS="-march=mips32r2"
     platform="opendingux"
     ;;
+  rg99)
+    # RG99 using opendingux, with Ingenic MIPS JZ4725B
+    sound_drivers="sdl"
+    # mostly based on opendingux for gcw0, save device type as C define.
+    CFLAGS="$CFLAGS -D__`echo $platform | tr '[a-z]' '[A-Z]'`__"
+    MFLAGS="-march=mips32"
+    platform="opendingux"
+    ;;
   miyoo)
     # Miyoo BittBoy, PocketGO 1, PowKiddy V90/Q90 with Allwinner F1C100s
     sound_drivers="sdl"
diff --git a/platform/common/plat_sdl.c b/platform/common/plat_sdl.c
index 79664c3d..24224ce4 100644
--- a/platform/common/plat_sdl.c
+++ b/platform/common/plat_sdl.c
@@ -336,7 +336,7 @@ void plat_init(void)
 	ret = plat_sdl_init();
 	if (ret != 0)
 		exit(1);
-#if defined(__RG350__) || defined(__GCW0__) || defined(__OPENDINGUX__)
+#if defined(__RG350__) || defined(__GCW0__) || defined(__OPENDINGUX__) || defined(__RG99__)
 	// opendingux on JZ47x0 may falsely report a HW overlay, fix to window
 	plat_target.vout_method = 0;
 #endif
@@ -372,6 +372,11 @@ void plat_init(void)
 	in_sdl_init(&in_sdl_platform_data, plat_sdl_event_handler);
 	in_probe();
 
+#if defined(__RG99__)
+	// do not use the default resolution
+	plat_video_set_size(320, 240);
+#endif
+
 	bgr_to_uyvy_init();
 }
 
diff --git a/platform/opendingux/data/default.rg99.desktop b/platform/opendingux/data/default.rg99.desktop
new file mode 100644
index 00000000..17ff8cb4
--- /dev/null
+++ b/platform/opendingux/data/default.rg99.desktop
@@ -0,0 +1,9 @@
+[Desktop Entry]
+Type=Application
+Name=Picodrive
+Comment=A megadrive/genesis emulator
+Exec=PicoDrive %f
+Icon=megadrive
+Terminal=false
+Categories=emulators;
+MimeType=.md;.smd;.gen;.bin;.sms;.gg;.sg;.cue;.chd;.cso;.iso;.32x;.pco;.zip
diff --git a/platform/opendingux/inputmap.c b/platform/opendingux/inputmap.c
index b8851715..15f1b200 100644
--- a/platform/opendingux/inputmap.c
+++ b/platform/opendingux/inputmap.c
@@ -78,7 +78,7 @@ const char * const _in_sdl_key_names[SDLK_LAST] = {
 	[SDLK_RETURN] = "START",
 	[SDLK_ESCAPE] = "SELECT",
 
-#if defined(__RG350__) || defined(__OPENDINGUX__)
+#if defined(__RG350__) || defined(__OPENDINGUX__) || defined(__RG99__)
 	[SDLK_HOME] = "POWER",
 
 	[SDLK_TAB] = "L1",
-- 
2.39.2