case "${target_cpu}" in
alpha*) gdb_target_cpu=alpha ;;
+am33_2.0*) gdb_target_cpu=mn10300 ;;
arm*) gdb_target_cpu=arm ;;
avr*) gdb_target_cpu=avr ;;
hppa*) gdb_target_cpu=pa ;;
alpha*-*-openbsd*) gdb_target=nbsd ;;
alpha*-*-*) gdb_target=alpha ;;
+# mn10300 / am33 liunux
+am33_2.0*-*-linux*) gdb_target=linux ;;
+
arm*-wince-pe) gdb_target=wince ;;
arm*-*-linux*) gdb_target=linux
build_gdbserver=yes
arm*-*-netbsd* | arm*-*-knetbsd*-gnu)
gdb_target=nbsd ;;
arm-*-nto*) gdb_target=nto ;;
+arm*-*-openbsd*) gdb_target=nbsd ;;
arm*-*-* | thumb*-*-* | strongarm*-*-*)
gdb_target=embed
build_rdi_share=yes
m68*-*-aout*) gdb_target=monitor ;;
m68*-*-coff*) gdb_target=monitor ;;
m68*-*-elf*) gdb_target=monitor ;;
+m68*-*-rtems*) gdb_target=monitor ;;
m68*-*-linux*) gdb_target=linux
build_gdbserver=yes
;;
powerpc-*-linux*) gdb_target=linux
build_gdbserver=yes
;;
-powerpc64-*-linux*) gdb_target=linux ;;
+powerpc64-*-linux*) gdb_target=linux
+ build_gdbserver=yes
+ ;;
powerpc*-*-*) if test -f ../sim/ppc/Makefile; then
gdb_target=ppc-sim
else
sh*-*-netbsdelf* | sh*-*-knetbsd*-gnu)
gdb_target=nbsd ;;
sh-*-nto*) gdb_target=nto ;;
+sh64-*-elf*) gdb_target=sh64 ;;
sh*) gdb_target=embed ;;
sparc-*-linux*) gdb_target=linux ;;
xstormy16-*-*) gdb_target=xstormy16 ;;
+v850*-*-elf) gdb_target=v850 ;;
+
vax-*-netbsd* | vax-*-knetbsd*-gnu)
gdb_target=nbsd ;;
-vax-*-openbsd*) gdb_target=nbsd ;;
+vax-*-openbsd*) gdb_target=obsd ;;
vax-*-*) gdb_target=vax ;;
x86_64-*-linux*) gdb_target=linux64
# map target onto default OS ABI
case "${target}" in
+*-*-freebsd*) gdb_osabi=GDB_OSABI_FREEBSD_ELF ;;
*-*-linux*) gdb_osabi=GDB_OSABI_LINUX ;;
*-*-nto*) gdb_osabi=GDB_OSABI_QNXNTO ;;
m68*-*-openbsd* | m88*-*-openbsd* | vax-*-openbsd*) ;;