Add fr500/dosbox-svn core

.gitmodules

@@ -97,3 +97,6 @@
 [submodule "libretro/cores/mu/upstream"]
 	path = libretro/cores/mu/upstream
 	url = https://github.com/meepingsnesroms/Mu.git
+[submodule "libretro/cores/dosbox-svn/upstream"]
+	path = libretro/cores/dosbox-svn/upstream
+	url = https://github.com/fr500/dosbox-svn

libretro/cores/dosbox-svn/Tuprules.tup

@@ -0,0 +1,38 @@
+CORE_PKGS += stdcxx libm
+NO_UNDEFINED =
+	# Uses Genode API to create secondary stack
+#LIBRETRO_COMM_DIR =
+
+
+ifeq (@(TUP_ARCH),x86_64)
+WITH_DYNAREC = x86_64
+endif
+
+ifeq ($(WITH_DYNAREC),)
+error dynamic recompiler not configured for @(TUP_ARCH)
+endif
+
+WITH_FAKE_SDL = 1
+include upstream/libretro/Makefile.common
+
+DEFINES += -O2 -DNDEBUG -D__GENODE__ -DWITH_FAKE_SDL
+DEFINES += -DDB_HAVE_CLOCK_GETTIME
+DEFINES += $(COMMONFLAGS)
+
+DEFINES += -DHAVE_MMAP
+	# Use anonymous mmap to allocate executable memory pages
+
+SOURCES_CXX += $(LIBRETRO_COMM_DIR)/libco/genode.cpp
+
+: foreach $(SOURCES_C) |> !libretro_cc |> {libretro_objs}
+: foreach $(SOURCES_CXX) |> !libretro_cxx |> {libretro_objs}
+
+: {libretro_objs} |> !libretro_core_link |> {core}
+: {core} |> !collect_bin |>
+: |> !bin |>
+
+PKG_DEPENDS += \
+	@(SDK_USER)/src/stdcxx/@(SDK_VERSION) \
+
+: $(TUP_CWD)/runtime |> !collect_pkg_runtime |>
+: |> !pkg |>

libretro/cores/dosbox-svn/runtime

@@ -0,0 +1,30 @@
+<runtime ram="128M" caps="192" binary="retro_frontend">
+
+	<requires>
+		<audio_out/>
+		<file_system/>
+		<nitpicker/>
+		<rm/>
+		<rtc/>
+	</requires>
+
+	<content>
+		<rom label="libc.lib.so"/>
+		<rom label="libm.lib.so"/>
+		<rom label="libretro.so"/>
+		<rom label="retro_frontend"/>
+		<rom label="stdcxx.lib.so"/>
+		<rom label="vfs.lib.so"/>
+	</content>
+
+	<config ld_verbose="yes">
+		<game path="/fs/dosbox.conf"/>
+		<libc stdout="/dev/log" stderr="/dev/log" rtc="/dev/rtc"/>
+		<vfs>
+			<dir name="fs"> <fs/> </dir>
+			<dir name="dev"> <log label="core"/> <rtc/> </dir>
+		</vfs>
+		<default-controller port="0" device="771"/>
+	</config>
+
+</runtime>

libretro/cores/dosbox-svn/upstream

@@ -0,0 +1 @@
+Subproject commit db2873d89fd5220b50592572a96a05674c9b09ae