Atari CD-ROM support

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%40725

README.MiNT

@@ -48,13 +48,11 @@ Keyboard (GEMDOS, BIOS, GEM, Ikbd)
 Mouse (XBIOS, GEM, Ikbd)
 Video (XBIOS (Fullscreen), GEM (Windowed and Fullscreen))
 Timer (VBL vector, GNU pth library)
-Joystick and joypad support (Ikbd, Hardware)
-Audio support (Hardware, XBIOS, GSXB, MCSN, STFA, /dev/audio if threads enabled)
-Threads support (Multitasking OS only via GNU pth library)
-Shared object support (using LDG library from http://ldg.atari.org/)
-
-- What is missing:
-CDROM support (Metados, /dev/cdrom)
+Joystick and joypad (Ikbd, Hardware)
+Audio (Hardware, XBIOS, GSXB, MCSN, STFA, /dev/audio if threads enabled)
+Threads (Multitasking OS only via GNU pth library)
+Shared object loader (using LDG library from http://ldg.atari.org/)
+Audio CD (MetaDOS)
 
 - Driver combinations:
 Video	Kbd	Mouse	Timer	Joystick

configure.in

@@ -2503,8 +2503,8 @@ case "$target" in
         fi
         # Set up files for the cdrom library
         if test x$enable_cdrom = xyes; then
-            CDROM_SUBDIRS="$CDROM_SUBDIRS dummy"
-            CDROM_DRIVERS="$CDROM_DRIVERS dummy/libcdrom_dummy.la"
+            CDROM_SUBDIRS="$CDROM_SUBDIRS mint"
+            CDROM_DRIVERS="$CDROM_DRIVERS mint/libcdrom_mint.la"
         fi
         # Set up files for the thread library
         if test x$enable_threads = xyes; then
@@ -2765,6 +2765,7 @@ src/cdrom/freebsd/Makefile
 src/cdrom/linux/Makefile
 src/cdrom/macos/Makefile
 src/cdrom/macosx/Makefile
+src/cdrom/mint/Makefile
 src/cdrom/openbsd/Makefile
 src/cdrom/osf/Makefile
 src/cdrom/qnx/Makefile

src/cdrom/Makefile.am

@@ -15,6 +15,7 @@ DIST_SUBDIRS =	\
 	linux	\
 	macos	\
 	macosx	\
+	mint \
 	openbsd	\
 	osf	\
 	qnx	\

src/cdrom/mint/Makefile.am

+
+## Makefile.am for the MiNT+MetaDOS cdrom driver for SDL
+
+noinst_LTLIBRARIES = libcdrom_mint.la
+libcdrom_mint_la_SOURCES = $(SRCS)
+
+# The SDL cdrom driver sources
+SRCS =  SDL_syscdrom.c