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https://github.com/RaySollium99/picodrive.git
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configuration changes and README
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kub
parent
906a1d1820
commit
0f7a30ede3
11 changed files with 196 additions and 56 deletions
118
configure
vendored
118
configure
vendored
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@ -22,6 +22,13 @@ compile_binary()
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$c >> config.log 2>&1
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}
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check_option()
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{
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echo 'void test(void) { }' >$TMPC
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compile_object $1 || return 1
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return 0
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}
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check_define()
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{
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$CC -E -dD $CFLAGS pico/arm_features.h | grep -q $1 || return 1
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@ -31,17 +38,18 @@ check_define()
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# setting options to "yes" or "no" will make that choice default,
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# "" means "autodetect".
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platform_list="generic pandora gp2x opendingux rpi1 rpi2"
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platform_list="generic pandora gp2x wiz caanoo opendingux gcw0 rpi1 rpi2"
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platform="generic"
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sound_driver_list="oss alsa sdl"
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sound_drivers=""
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have_armv5=""
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have_armv6=""
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have_armv7=""
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have_arm_oabi=""
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have_arm_neon=""
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have_libavcodec=""
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need_sdl="no"
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need_xlib="no"
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need_zlib="no"
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# these are for known platforms
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optimize_cortexa8="no"
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optimize_cortexa7="no"
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@ -54,7 +62,7 @@ CC="${CC-${CROSS_COMPILE}gcc}"
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CXX="${CXX-${CROSS_COMPILE}g++}"
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AS="${AS-${CROSS_COMPILE}as}"
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STRIP="${STRIP-${CROSS_COMPILE}strip}"
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test -n "$SDL_CONFIG" || SDL_CONFIG="`$CC --print-sysroot 2> /dev/null || true`/usr/bin/sdl-config"
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test -n "$SDL_CONFIG" || SDL_CONFIG="`$CC $CFLAGS $LDFLAGS --print-sysroot 2> /dev/null || true`/usr/bin/sdl-config"
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MAIN_LDLIBS="$LDLIBS -lm"
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config_mak="config.mak"
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@ -78,23 +86,27 @@ set_platform()
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;;
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generic)
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;;
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opendingux)
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opendingux | gcw0)
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sound_drivers="sdl"
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# both are really an opendingux
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platform="opendingux"
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;;
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pandora)
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sound_drivers="oss alsa"
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optimize_cortexa8="yes"
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have_arm_neon="yes"
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;;
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gp2x)
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gp2x | wiz | caanoo)
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sound_drivers="oss"
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optimize_arm920="yes"
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# compile for OABI if toolchain provides it (faster code on caanoo)
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have_arm_oabi="yes"
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# always use static linking, since caanoo doesn't have OABI libs. Moreover,
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# dynamic linking slows Wiz 1-10%, and libm on F100 isn't compatible
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LDFLAGS="$LDFLAGS -static"
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# unified binary for all of them
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CFLAGS="$CFLAGS -D__GP2X__"
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if [ "$CROSS_COMPILE" = "arm-linux-" ]; then
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# still using static, dynamic linking slows Wiz 1-10%
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# also libm on F100 is not compatible
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MAIN_LDLIBS="$MAIN_LDLIBS -static"
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fi
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platform="gp2x"
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;;
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*)
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fail "unsupported platform: $platform"
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@ -147,18 +159,11 @@ fi
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# fi
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#fi
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# basic compiler test
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cat > $TMPC <<EOF
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int main(void) { return 0; }
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EOF
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if ! compile_binary; then
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fail "compiler test failed, please check config.log"
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fi
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if [ -z "$ARCH" ]; then
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ARCH=`$CC -dumpmachine | awk -F '-' '{print $1}'`
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fi
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# CPU/ABI stuff first, else compile test may fail
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case "$ARCH" in
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arm*)
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# ARM stuff
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@ -206,26 +211,40 @@ arm*)
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have_armv5=`check_define HAVE_ARMV5 && echo yes` || true
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fi
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# automatically set mfpu and mfloat-abi if they are not set
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if [ "$have_arm_neon" = "yes" ]; then
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fpu="neon"
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elif [ "$have_armv6" = "yes" ]; then
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fpu="vfp"
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fi
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if [ "x$fpu" != "x" ]; then
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echo "$CFLAGS" | grep -q -- '-mfpu=' || CFLAGS="$CFLAGS -mfpu=$fpu"
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echo "$ASFLAGS" | grep -q -- '-mfpu=' || ASFLAGS="$ASFLAGS -mfpu=$fpu"
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floatabi_set_by_gcc=`$CC -v 2>&1 | grep -q -- --with-float= && echo yes` || true
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if [ "$floatabi_set_by_gcc" != "yes" ]; then
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echo "$CFLAGS" | grep -q -- '-mfloat-abi=' || CFLAGS="$CFLAGS -mfloat-abi=softfp"
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echo "$ASFLAGS" | grep -q -- '-mfloat-abi=' || ASFLAGS="$ASFLAGS -mfloat-abi=softfp"
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fi
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fi
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# must disable thumb as recompiler can't handle it
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if check_define __thumb__; then
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CFLAGS="$CFLAGS -marm"
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fi
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# OABI/EABI selection
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if [ "$have_arm_oabi" = "yes" ] && check_option -mabi=apcs-gnu; then
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echo "$CFLAGS" | grep -q -- '-mabi=' || CFLAGS="$CFLAGS -mabi=apcs-gnu"
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echo "$CFLAGS" | grep -q -- '-m\(no-\)*thumb-interwork' || CFLAGS="$CFLAGS -mno-thumb-interwork"
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echo "$ASFLAGS" | grep -q -- '-mabi=' || ASFLAGS="$ASFLAGS -mabi=apcs-gnu"
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fi
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# automatically set mfpu and mfloat-abi if they are not set
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if [ "$have_arm_neon" = "yes" ]; then
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fpu="neon"
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abi="hard"
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elif [ "$have_armv6" = "yes" ]; then
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fpu="vfp"
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abi="softfp"
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elif check_option -mfpu=fpa; then
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fpu="fpa" # compatibility option for arm-linux-gnueabi-gcc on ubuntu
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abi="soft"
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fi
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if [ "x$fpu" != "x" ]; then
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echo "$CFLAGS" | grep -q -- '-mfpu=' || CFLAGS="$CFLAGS -mfpu=$fpu"
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echo "$ASFLAGS" | grep -q -- '-mfpu=' || ASFLAGS="$ASFLAGS -mfpu=$fpu"
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echo "$CFLAGS" | grep -q -- '-mfloat-abi=' || CFLAGS="$CFLAGS -mfloat-abi=$abi"
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echo "$ASFLAGS" | grep -q -- '-mfloat-abi=' || ASFLAGS="$ASFLAGS -mfloat-abi=$abi"
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fi
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# add -ldl for helix support
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case "$MAIN_LDLIBS" in
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*"-ldl"*) ;;
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*) MAIN_LDLIBS="-ldl $MAIN_LDLIBS" ;;
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esac
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# warn about common mistakes
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if [ "$platform" != "gp2x" -a "$have_armv5" != "yes" ]; then
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@ -251,6 +270,14 @@ rpi1 | rpi2 | generic | opendingux)
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;;
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esac
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# basic compiler test
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cat > $TMPC <<EOF
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int main(void) { return 0; }
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EOF
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if ! compile_binary; then
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fail "compiler test failed, please check config.log"
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fi
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# header/library presence tests
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check_zlib()
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{
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@ -308,8 +335,7 @@ EOF
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compile_object "$@"
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}
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MAIN_LDLIBS="$MAIN_LDLIBS -lz"
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check_zlib -lz || fail "please install zlib (libz-dev)"
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check_zlib -lz &&MAIN_LDLIBS="$MAIN_LDLIBS -lz" || need_zlib="yes"
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MAIN_LDLIBS="-lpng $MAIN_LDLIBS"
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check_libpng || fail "please install libpng (libpng-dev)"
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@ -352,10 +378,7 @@ if [ "$need_sdl" = "yes" ]; then
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check_sdl `$SDL_CONFIG --libs` || fail "please install libsdl (libsdl1.2-dev)"
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fi
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cat > $TMPC <<EOF
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void test(void *f, void *d) { fread(d, 1, 1, f); }
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EOF
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if compile_object -Wno-unused-result; then
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if check_option -Wno-unused_result; then
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CFLAGS="$CFLAGS -Wno-unused-result"
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fi
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@ -395,15 +418,18 @@ echo "SOUND_DRIVERS = $sound_drivers" >> $config_mak
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if [ "$have_libavcodec" = "yes" ]; then
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echo "HAVE_LIBAVCODEC = 1" >> $config_mak
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fi
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if [ "$need_zlib" = "yes" ]; then
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echo "PLATFORM_ZLIB = 1" >> $config_mak
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fi
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# GP2X toolchains are too old for UAL asm,
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# so add this here to not litter main Makefile
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if [ "$platform" = "g1p2x" ]; then
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echo >> $config_mak
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echo "%.o: %.S" >> $config_mak
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echo " $(CC) $(CFLAGS) -E -c $^ -o /tmp/$(notdir $@).s" >> $config_mak
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echo " $(AS) $(ASFLAGS) /tmp/$(notdir $@).s -o $@" >> $config_mak
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fi
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#if [ "$platform" = "gp2x" ]; then
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# echo >> $config_mak
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# echo '%.o: %.S' >> $config_mak
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# echo ' $(CC) $(CFLAGS) -E -c $^ -o /tmp/$(notdir $@).s' >> $config_mak
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# echo ' $(AS) $(ASFLAGS) /tmp/$(notdir $@).s -o $@' >> $config_mak
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#fi
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# use pandora's skin (for now)
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test -e skin || ln -s platform/pandora/skin skin
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