Development:Tutorials:SDLRecompile
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[edit] Preliminar
You need the last toolchain downloaded from dingoo-linux site.
This examples using /opt/mipsel-linux-uclibc as your toolchain directory if you use another path change the prefixes.
An example env-bash script:
#!/bin/sh export DEVKITGOO="/opt/mipsel-linux-uclibc/usr" export PATH=$DEVKITGOO/bin:$PATH exec $SHELL
[edit] SDL
[edit] Compile Flags
SDL-1.2.13$ ./configure --prefix=/opt/mipsel-linux-uclibc/usr --target=mipsel-linux --host=mipsel-linux --enable-shared --enable-static \ --enable-joystick --disable-cdrom --disable-cpuinfo --enable-oss --disable-alsatest --disable-esd --disable-pulseaudio --disable-arts \ --disable-nas --disable-diskaudio --disable-dummyaudio --disable-mintaudio --disable-video-nanox --disable-video-x11 --enable-video-fbcon \ --disable-video-directfb --disable-input-tslib --disable-pth --enable-clock_gettime --without-x
[edit] Patches
diff -rupN a/configure b/configure
--- a/configure 2007-12-31 06:09:39.000000000 +0100
+++ b/configure 2009-07-28 01:17:14.000000000 +0200
@@ -33628,19 +33628,6 @@ _ACEOF
;;
esac
fi
- # Set up files for the joystick library
- if test x$enable_joystick = xyes; then
- case $ARCH in
- linux)
- cat >>confdefs.h <<\_ACEOF
-#define SDL_JOYSTICK_LINUX 1
-_ACEOF
-
- SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
- have_joystick=yes
- ;;
- esac
- fi
# Set up files for the cdrom library
if test x$enable_cdrom = xyes; then
case $ARCH in
diff -rupN a/src/video/fbcon/SDL_fbvideo.c b/src/video/fbcon/SDL_fbvideo.c
--- a/src/video/fbcon/SDL_fbvideo.c 2007-12-31 05:48:08.000000000 +0100
+++ b/src/video/fbcon/SDL_fbvideo.c 2009-07-20 22:35:57.000000000 +0200
@@ -720,16 +720,8 @@ static int FB_VideoInit(_THIS, SDL_Pixel
FB_VideoQuit(this);
return(-1);
}
- if ( FB_OpenMouse(this) < 0 ) {
- const char *sdl_nomouse;
- sdl_nomouse = SDL_getenv("SDL_NOMOUSE");
- if ( ! sdl_nomouse ) {
- SDL_SetError("Unable to open mouse");
- FB_VideoQuit(this);
- return(-1);
- }
- }
+ FB_OpenMouse(this);
/* We're done! */
return(0);
(Get it from buildroot-dingux-20090927.tar.bz2 - packages/sdl)
D_Skywalk, configure optimized diff:
--- a/configure 2009-10-13 18:22:41.000000000 +0200
+++ b/configure 2009-10-13 17:50:49.000000000 +0200
@@ -2979,7 +2979,7 @@
CFLAGS=$ac_save_CFLAGS
elif test $ac_cv_prog_cc_g = yes; then
if test "$GCC" = yes; then
- CFLAGS="-g -O2"
+ CFLAGS="-O3"
else
CFLAGS="-g"
fi
@@ -5545,7 +5545,7 @@
CXXFLAGS=$ac_save_CXXFLAGS
elif test $ac_cv_prog_cxx_g = yes; then
if test "$GXX" = yes; then
- CXXFLAGS="-g -O2"
+ CXXFLAGS="-O3"
else
CXXFLAGS="-g"
fi
@@ -6037,7 +6037,7 @@
FFLAGS=$ac_save_FFLAGS
elif test $ac_cv_prog_f77_g = yes; then
if test "x$ac_cv_f77_compiler_gnu" = xyes; then
- FFLAGS="-g -O2"
+ FFLAGS="-O3"
else
FFLAGS="-g"
fi
@@ -19719,7 +19719,7 @@
CFLAGS=$ac_save_CFLAGS
elif test $ac_cv_prog_cc_g = yes; then
if test "$GCC" = yes; then
- CFLAGS="-g -O2"
+ CFLAGS="-O3"
else
CFLAGS="-g"
fi
@@ -20198,7 +20198,7 @@
CXXFLAGS=$ac_save_CXXFLAGS
elif test $ac_cv_prog_cxx_g = yes; then
if test "$GXX" = yes; then
- CXXFLAGS="-g -O2"
+ CXXFLAGS="-O3"
else
CXXFLAGS="-g"
fi
[edit] SDL_mixer
[edit] Recomend libraries
[edit] OGG Support
Website: Is a fixed-point version of the Ogg Vorbis decoder for little platforms like dingoo
Download Source: libvorbisidec_1.0.2+svn14261.orig.tar.gz
Compile With:
./configure --prefix=/opt/mipsel-linux-uclibc/usr --target=mipsel-linux --host=mipsel-linux --enable-shared --enable-static
[edit] MP3 Support
Website: Same tremor but for MP3 files, fixed-point and optimized for little platforms
Download Source: libmad-0.15.1b.tar.gz
Compile With:
./configure --prefix=/opt/mipsel-linux-uclibc/usr --target=mipsel-linux --host=mipsel-linux --enable-shared --enable-static \ --disable-debugging --enable-speed
[edit] Compile Flags
SDL_mixer-1.2.8$ ./configure --prefix=/opt/mipsel-linux-uclibc/usr --target=mipsel-linux --host=mipsel-linux --enable-shared --enable-static \ --disable-sdltest --enable-music-wave --enable-music-libmikmod --enable-music-mod --enable-music-ogg-tremor --enable-music-mp3-mad-gpl \ --disable-music-mp3 --disable-smpegtest --without-x
