| 1 | #!/bin/sh |
| 2 | # some elements originated from qemu configure |
| 3 | set -e |
| 4 | |
| 5 | TMPC="/tmp/pcsx-conf-${RANDOM}-$$-${RANDOM}.c" |
| 6 | TMPO="/tmp/pcsx-conf-${RANDOM}-$$-${RANDOM}.o" |
| 7 | trap "rm -f $TMPC $TMPO" EXIT INT QUIT TERM |
| 8 | rm -f config.log |
| 9 | |
| 10 | compile_object() |
| 11 | { |
| 12 | c="$CC $CFLAGS -c $TMPC -o $TMPO $1" |
| 13 | echo $c >> config.log |
| 14 | $c >> config.log 2>&1 |
| 15 | } |
| 16 | |
| 17 | check_define() |
| 18 | { |
| 19 | echo "" > $TMPC |
| 20 | $CC -E -dD $CFLAGS $TMPC | grep -q $1 || return 1 |
| 21 | return 0 |
| 22 | } |
| 23 | |
| 24 | # setting options to "yes" or "no" will make that choice default, |
| 25 | # "" means "autodetect". |
| 26 | |
| 27 | platform_list="generic pandora maemo caanoo" |
| 28 | platform="generic" |
| 29 | sound_driver_list="oss alsa none" |
| 30 | sound_driver="alsa" |
| 31 | ram_fixed="no" |
| 32 | drc_cache_base="no" |
| 33 | have_armv6="" |
| 34 | have_armv7="" |
| 35 | have_arm_neon="" |
| 36 | have_tslib="" |
| 37 | enable_dynarec="yes" |
| 38 | # these are for known platforms |
| 39 | optimize_cortexa8="no" |
| 40 | optimize_arm926ej="no" |
| 41 | |
| 42 | # hardcoded stuff |
| 43 | CC="${CC-${CROSS_COMPILE}gcc}" |
| 44 | AS="${AS-${CROSS_COMPILE}as}" |
| 45 | AR="${AS-${CROSS_COMPILE}ar}" |
| 46 | config_mak="config.mak" |
| 47 | |
| 48 | # call during arg parsing, so that cmd line can override platform defaults |
| 49 | set_platform() |
| 50 | { |
| 51 | platform=$1 |
| 52 | case "$platform" in |
| 53 | generic) |
| 54 | ;; |
| 55 | pandora) |
| 56 | sound_driver="oss" |
| 57 | ram_fixed="yes" |
| 58 | drc_cache_base="yes" |
| 59 | optimize_cortexa8="yes" |
| 60 | have_arm_neon="yes" |
| 61 | ;; |
| 62 | maemo) |
| 63 | ram_fixed="yes" |
| 64 | drc_cache_base="yes" |
| 65 | optimize_cortexa8="yes" |
| 66 | have_arm_neon="yes" |
| 67 | ;; |
| 68 | caanoo) |
| 69 | sound_driver="oss" |
| 70 | ram_fixed="yes" |
| 71 | drc_cache_base="yes" |
| 72 | optimize_arm926ej="yes" |
| 73 | ;; |
| 74 | *) |
| 75 | echo "unsupported platform: $platform" |
| 76 | exit 1 |
| 77 | ;; |
| 78 | esac |
| 79 | } |
| 80 | |
| 81 | for opt do |
| 82 | optarg=`expr "x$opt" : 'x[^=]*=\(.*\)'` || true |
| 83 | case "$opt" in |
| 84 | --help|-h) show_help="yes" |
| 85 | ;; |
| 86 | --platform=*) set_platform "$optarg" |
| 87 | ;; |
| 88 | --sound-driver=*) sound_driver="$optarg" |
| 89 | ;; |
| 90 | --enable-neon) have_arm_neon="yes" |
| 91 | ;; |
| 92 | --disable-neon) have_arm_neon="no" |
| 93 | ;; |
| 94 | --disable-dynarec) enable_dynarec="no" |
| 95 | ;; |
| 96 | *) echo "ERROR: unknown option $opt"; show_help="yes" |
| 97 | ;; |
| 98 | esac |
| 99 | done |
| 100 | |
| 101 | if [ "$show_help" = "yes" ]; then |
| 102 | echo "options:" |
| 103 | echo " --help print this message" |
| 104 | echo " --platform=NAME target platform [$platform]" |
| 105 | echo " available: $platform_list" |
| 106 | echo " --sound-driver=NAME sound output driver [$sound_driver]" |
| 107 | echo " available: $sound_driver_list" |
| 108 | echo " --enable-neon" |
| 109 | echo " --disable-neon enable/disable ARM NEON optimizations [guessed]" |
| 110 | echo " --disable-dynarec disable dynamic recompiler" |
| 111 | echo " (dynarec is only available and enabled on ARM)" |
| 112 | echo "influential environment variables:" |
| 113 | echo " CROSS_COMPILE CC AS AR CFLAGS ASFLAGS LDFLAGS LDLIBS" |
| 114 | exit 1 |
| 115 | fi |
| 116 | |
| 117 | case "$sound_driver" in |
| 118 | oss|alsa|none) |
| 119 | ;; |
| 120 | *) |
| 121 | echo "unsupported sound driver: $sound_driver" |
| 122 | exit 1 |
| 123 | ;; |
| 124 | esac |
| 125 | |
| 126 | if [ -z "$ARCH" ]; then |
| 127 | ARCH=`$CC -v 2>&1 | grep -i 'target:' | awk '{print $2}' \ |
| 128 | | awk -F '-' '{print $1}'` |
| 129 | fi |
| 130 | |
| 131 | # ARM stuff |
| 132 | if [ "$ARCH" = "arm" ]; then |
| 133 | if [ "$optimize_cortexa8" = "yes" ]; then |
| 134 | # both: -mfpu=neon |
| 135 | CFLAGS="$CFLAGS -mcpu=cortex-a8 -mtune=cortex-a8" |
| 136 | ASFLAGS="$ASFLAGS -mcpu=cortex-a8" |
| 137 | fi |
| 138 | if [ "$optimize_arm926ej" = "yes" ]; then |
| 139 | CFLAGS="$CFLAGS -mcpu=arm926ej-s -mtune=arm926ej-s" |
| 140 | ASFLAGS="$ASFLAGS -mcpu=arm926ej-s -mfloat-abi=softfp" |
| 141 | fi |
| 142 | |
| 143 | if [ "x$have_arm_neon" = "x" ]; then |
| 144 | # detect NEON from user-supplied cflags to enable asm code |
| 145 | have_arm_neon=`check_define __ARM_NEON__ && echo yes` || true |
| 146 | fi |
| 147 | if [ "x$have_armv6" = "x" ]; then |
| 148 | have_armv6=`check_define __ARM_ARCH_6 && echo yes` || true |
| 149 | fi |
| 150 | if [ "x$have_armv7" = "x" ]; then |
| 151 | if check_define __ARM_ARCH_7A__; then |
| 152 | have_armv6="yes" |
| 153 | have_armv7="yes" |
| 154 | fi |
| 155 | fi |
| 156 | |
| 157 | # set mfpu and mfloat-abi if they are not set |
| 158 | if [ "$have_arm_neon" = "yes" ]; then |
| 159 | echo "$CFLAGS" | grep -q -- '-mfpu=' || CFLAGS="$CFLAGS -mfpu=neon" |
| 160 | echo "$ASFLAGS" | grep -q -- '-mfpu=' || ASFLAGS="$ASFLAGS -mfpu=neon" |
| 161 | elif [ "$have_armv6" = "yes" ]; then |
| 162 | echo "$CFLAGS" | grep -q -- '-mfpu=' || CFLAGS="$CFLAGS -mfpu=vfp" |
| 163 | echo "$ASFLAGS" | grep -q -- '-mfpu=' || ASFLAGS="$ASFLAGS -mfpu=vfp" |
| 164 | fi |
| 165 | if [ "$have_armv6" = "yes" ]; then |
| 166 | echo "$CFLAGS" | grep -q -- '-mfloat-abi=' || CFLAGS="$CFLAGS -mfloat-abi=softfp" |
| 167 | echo "$ASFLAGS" | grep -q -- '-mfloat-abi=' || ASFLAGS="$ASFLAGS -mfloat-abi=softfp" |
| 168 | fi |
| 169 | |
| 170 | if [ "$have_armv7" = "yes" ]; then |
| 171 | ASFLAGS="$ASFLAGS --defsym HAVE_ARMV7=1" |
| 172 | else |
| 173 | ASFLAGS="$ASFLAGS --defsym HAVE_ARMV7=0" |
| 174 | fi |
| 175 | else |
| 176 | # dynarec only available on ARM |
| 177 | enable_dynarec="no" |
| 178 | fi |
| 179 | |
| 180 | if [ "$ARCH" = "x86_64" ]; then |
| 181 | # currently we are full of 32bit assumptions, |
| 182 | # at least savestate compatibility will break without these |
| 183 | CFLAGS="$CFLAGS -m32" |
| 184 | LDFLAGS="$LDFLAGS -m32" |
| 185 | fi |
| 186 | |
| 187 | # supposedly we can avoid -fPIC on armv5 for slightly better performace? |
| 188 | if [ "$ARCH" != "arm" -o "$have_armv6" = "yes" ]; then |
| 189 | PLUGIN_CFLAGS="$PLUGIN_CFLAGS -fPIC" |
| 190 | fi |
| 191 | |
| 192 | if [ "$ram_fixed" = "yes" ]; then |
| 193 | CFLAGS="$CFLAGS -DRAM_FIXED" |
| 194 | fi |
| 195 | |
| 196 | if [ "$platform" = "maemo" ]; then |
| 197 | maemo_cflags=`pkg-config --cflags hildon-1` |
| 198 | maemo_ldlibs=`pkg-config --libs hildon-1` |
| 199 | CFLAGS="$CFLAGS -DMAEMO -DMAEMO_CHANGES $maemo_cflags" |
| 200 | LDFLAGS="$LDFLAGS $maemo_ldlibs" |
| 201 | fi |
| 202 | |
| 203 | # check for tslib (only headers needed) |
| 204 | if [ "x$have_tslib" = "x" ]; then |
| 205 | cat > $TMPC <<EOF |
| 206 | #include <tslib.h> |
| 207 | void test(struct ts_sample sample) {} |
| 208 | EOF |
| 209 | if compile_object; then |
| 210 | have_tslib="yes" |
| 211 | else |
| 212 | have_tslib="no" |
| 213 | fi |
| 214 | fi |
| 215 | |
| 216 | # set things that failed to autodetect to "no" |
| 217 | test "x$have_armv6" != "x" || have_armv6="no" |
| 218 | test "x$have_armv7" != "x" || have_armv7="no" |
| 219 | test "x$have_arm_neon" != "x" || have_arm_neon="no" |
| 220 | |
| 221 | echo "architecture $ARCH" |
| 222 | echo "platform $platform" |
| 223 | echo "sound driver $sound_driver" |
| 224 | echo "C compiler $CC" |
| 225 | echo "C compiler flags $CFLAGS" |
| 226 | echo "enable dynarec $enable_dynarec" |
| 227 | echo "ARMv7 optimizations $have_armv7" |
| 228 | echo "enable ARM NEON $have_arm_neon" |
| 229 | echo "tslib support $have_tslib" |
| 230 | |
| 231 | echo "# Automatically generated by configure" > $config_mak |
| 232 | printf "# Configured with:" >> $config_mak |
| 233 | printf " '%s'" "$0" "$@" >> $config_mak |
| 234 | echo >> $config_mak |
| 235 | |
| 236 | echo "CC = $CC" >> $config_mak |
| 237 | echo "AS = $AS" >> $config_mak |
| 238 | echo "CFLAGS += $CFLAGS" >> $config_mak |
| 239 | echo "ASFLAGS += $ASFLAGS" >> $config_mak |
| 240 | echo "LDFLAGS += $LDFLAGS" >> $config_mak |
| 241 | echo "LDLIBS += $LDLIBS" >> $config_mak |
| 242 | echo "PLUGIN_CFLAGS += $PLUGIN_CFLAGS" >> $config_mak |
| 243 | echo >> $config_mak |
| 244 | |
| 245 | echo "ARCH = $ARCH" >> $config_mak |
| 246 | echo "PLATFORM = $platform" >> $config_mak |
| 247 | case "$sound_driver" in |
| 248 | oss) |
| 249 | echo "USE_OSS = 1" >> $config_mak |
| 250 | ;; |
| 251 | alsa) |
| 252 | echo "USE_ALSA = 1" >> $config_mak |
| 253 | ;; |
| 254 | none) |
| 255 | echo "USE_NO_SOUND = 1" >> $config_mak |
| 256 | ;; |
| 257 | esac |
| 258 | if [ "$have_armv6" = "yes" ]; then |
| 259 | echo "HAVE_ARMV6 = 1" >> $config_mak |
| 260 | fi |
| 261 | if [ "$have_armv7" = "yes" ]; then |
| 262 | echo "HAVE_ARMV7 = 1" >> $config_mak |
| 263 | fi |
| 264 | if [ "$have_arm_neon" = "yes" ]; then |
| 265 | echo "HAVE_NEON = 1" >> $config_mak |
| 266 | fi |
| 267 | if [ "$have_tslib" = "yes" ]; then |
| 268 | echo "HAVE_TSLIB = 1" >> $config_mak |
| 269 | fi |
| 270 | if [ "$enable_dynarec" = "yes" ]; then |
| 271 | echo "USE_DYNAREC = 1" >> $config_mak |
| 272 | fi |
| 273 | if [ "$drc_cache_base" = "yes" ]; then |
| 274 | echo "DRC_CACHE_BASE = 1" >> $config_mak |
| 275 | fi |
| 276 | |
| 277 | # vim:shiftwidth=2:expandtab |