*** gdb-4.18/config.sub-	Thu Apr  8 06:04:22 1999
--- gdb-4.18/config.sub	Tue Feb 15 18:44:03 2000
***************
*** 855,860 ****
--- 855,864 ----
  		basic_machine=z8k-unknown
  		os=-sim
  		;;
+ 	shxtal)
+ 		basic_machine=sh-axe
+ 		os=-elfxtal
+ 		;;
  	none)
  		basic_machine=none-none
  		os=-none
***************
*** 1050,1055 ****
--- 1054,1062 ----
  		;;
  	-xenix)
  		os=-xenix
+ 		;;
+ 	-elfxtal)
+ 		os=-elfxtal
  		;;
  	-none)
  		;;
*** gdb-4.18/gdb/configure.tgt-	Thu Apr  8 06:00:17 1999
--- gdb-4.18/gdb/configure.tgt	Tue Feb 15 18:44:03 2000
***************
*** 71,76 ****
--- 71,77 ----
  h8300-*-*)		gdb_target=h8300 ;;
  h8500-*-*)		gdb_target=h8500 ;;
  
+ sh-*-elfxtal*)		gdb_target=shxtal ;;
  sh-*-*)			gdb_target=sh ;;
  
  fr30-*-elf*)		gdb_target=fr30 ;;
*** /dev/null	Wed May  6 05:32:27 1998
--- gdb-4.18/gdb/config/sh/shxtal.mt	Tue Feb 15 19:01:58 2000
***************
*** 0 ****
--- 1,7 ----
+ # Target: Hitachi Super-H with XTAL-OS (SHARP Zaurus)
+ TDEPFILES= sh-tdep.o #remote-shxtal.o
+ TM_FILE= tm-sh.h
+ MT_CFLAGS= -DSH_XTAL
+ 
+ #SIM_OBS = remote-sim.o
+ #SIM = ../sim/sh/libsim.a
*** gdb-4.18/gdb/remote.c-	Fri Mar 26 15:38:31 1999
--- gdb-4.18/gdb/remote.c	Tue Feb 15 18:43:07 2000
***************
*** 2918,2923 ****
--- 2918,2929 ----
       CORE_ADDR addr;
       char *contents_cache;
  {
+ #ifdef SH_XTAL
+   char buf[2048];
+   sprintf(buf,"Z%x",addr);
+   remote_send(buf);
+   return 0;
+ #else	/* SH_XTAL */
  #ifdef REMOTE_BREAKPOINT
    int val;
  
***************
*** 2937,2942 ****
--- 2943,2949 ----
  #else
    return memory_insert_breakpoint (addr, contents_cache);
  #endif /* REMOTE_BREAKPOINT */
+ #endif	/* SH_XTAL */
  }
  
  static int
***************
*** 2944,2954 ****
--- 2951,2968 ----
       CORE_ADDR addr;
       char *contents_cache;
  {
+ #ifdef SH_XTAL
+   char buf[2048];
+   sprintf(buf,"z%x",addr);
+   remote_send(buf);
+   return 0;
+ #else	/* SH_XTAL */
  #ifdef REMOTE_BREAKPOINT
    return target_write_memory (addr, contents_cache, sizeof big_break_insn);
  #else
    return memory_remove_breakpoint (addr, contents_cache);
  #endif /* REMOTE_BREAKPOINT */
+ #endif	/* SH_XTAL */
  }
  
  /* Some targets are only capable of doing downloads, and afterwards