new file mode 100644
--- /dev/null
+++ b/packages/cygmon/current/misc/monitor.h
@@ -0,0 +1,268 @@
+//==========================================================================
+//
+//      monitor.h
+//
+//      Main definitions for the CygMON ROM monitor
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// Software distributed under the License is distributed on an "AS IS"      
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+// License for the specific language governing rights and limitations under 
+// the License.                                                             
+//                                                                          
+// The Original Code is eCos - Embedded Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    
+// Contributors: gthomas
+// Date:         1999-10-20
+// Purpose:      Main definitions for the CygMON ROM monitor
+// Description:  
+//               
+//
+//####DESCRIPTIONEND####
+//
+//=========================================================================
+
+#ifndef MONITOR_H
+#define MONITOR_H
+
+#if !defined(__ASSEMBLER__)
+#include <stdarg.h>
+#endif
+
+#include <board.h>
+#ifdef HAVE_BSP
+#include "cpu_info.h"
+#endif
+#include <monitor_cmd.h>
+
+#ifndef ASM
+
+#ifdef HAVE_BSP
+#define xprintf    bsp_dprintf
+#define xsprintf   bsp_sprintf
+#define xvprintf   bsp_vprintf
+#define xputchar   bsp_debug_putc
+#define xgetchar   bsp_debug_getc
+#define xungetchar bsp_debug_ungetc
+#define __getTty() bsp_set_debug_comm(-1)
+#define set_pc(x)  bsp_set_pc((x), mon_saved_regs)
+#define __single_step() bsp_singlestep_setup(mon_saved_regs)
+#define __reset    bsp_reset
+#define breakpoint() bsp_breakpoint()
+#else
+extern void xprintf(const char *fmt, ...);
+extern void xsprintf(char *str, const char *fmt, ...);
+extern void xvprintf(const char *fmt, va_list ap);
+
+#ifdef HAS_USER_IO
+#define xputchar   putUserChar
+#define xgetchar   getUserChar
+#else
+extern void putDebugChar(int ch);
+extern int  getDebugChar(void);
+#define xputchar   putDebugChar
+#define xgetchar   getDebugChar
+#endif
+#define xungetchar ungetDebugChar
+#endif
+
+
+struct bp {
+  mem_addr_t address;
+  bp_inst_t  old_inst;
+  char       in_memory;
+  struct bp  *next;
+};
+
+struct regstruct
+{
+  char *registername;
+  int  registernumber;
+#ifdef HAVE_BSP
+  int  registertype;
+#endif
+};
+
+
+
+#ifdef HAVE_BSP
+#define REGTYPE_INT    1
+#define REGTYPE_FLOAT  2
+#define REGTYPE_DOUBLE 3
+
+union target_reg
+{
+    unsigned long  i;	/* integer register (32/64 bit) */
+#if HAVE_FLOAT_REGS
+    float          f;	/* float register (32bit)       */
+#endif
+#if HAVE_DOUBLE_REGS
+    double         d;	/* double register (64bit)      */
+#endif
+};
+
+typedef union target_reg target_regval_t;
+
+
+/* This is a template for what should be defined in  the board specific
+   header file composed, board.h */
+#if ! defined(MEM_ADDR_DEFINED)
+#define MEM_ADDR_DEFINED 1
+typedef struct mem_addr {
+  unsigned long addr;
+} mem_addr_t;
+#endif
+
+#if !defined(BP_INST_T_DEFINED)
+#define BP_INST_T_DEFINED 1
+typedef unsigned char bp_inst_t ;
+#endif
+
+#if ! defined(MAKE_STD_ADDR)
+#define MAKE_STD_ADDR(SRC, DST) ((DST)->addr = (SRC))
+#endif
+
+
+#if ! defined(ADD_OFFSET)
+#define ADD_OFFSET(SRC,DST,OFFSET) ((DST)->addr = (SRC)->addr + (OFFSET))
+#endif
+
+#if ! defined(ADD_ALIGN)
+#define ADD_ALIGN(SRC,DST,ALIGN) \
+              ((DST)->addr = (SRC)->addr - ((SRC)->addr % (ALIGN)))
+#endif
+
+#if ! defined(MEM_ADDR_EQ_P)
+#define MEM_ADDR_EQ_P(A, B) ((A).addr == (B).addr)     
+#endif
+
+#if ! defined(MEM_ADDR_DIFF)
+#define MEM_ADDR_DIFF(A, B) ((A).addr - (B).addr)
+#endif
+
+#if ! defined(MEM_ADDR_ASI)
+#define MEM_ADDR_ASI(A) -1
+#endif
+
+#endif  /* HAVE_BSP */
+
+#if defined(NO_MALLOC) && ! defined(MAX_NUM_BP)
+#define MAX_NUM_BP 64
+#endif
+
+extern struct regstruct regtab[];
+
+extern char **argvect;
+
+#ifdef HAVE_BSP
+#define VERSION "release 2.0"
+#else
+#define VERSION "release 1.2"
+#endif
+
+#define MAXLINELEN 80
+#define PROMPT "cygmon> "
+#if ! defined MAX_HIST_ENTS
+#define MAX_HIST_ENTS 10
+#endif
+
+/*
+ * From monitor.c
+ */
+extern mem_addr_t last_pc;
+extern int        stub_is_active;
+#ifdef HAVE_BSP
+extern void *mon_saved_regs;
+#else
+extern int (*user_signal_handler)(int);
+#endif
+
+extern void clear_user_state (void);
+extern int  transfer_to_stub (void);
+extern void version (void);
+#ifdef MONITOR_CONTROL_INTERRUPTS
+/* Enable interrupts within the monitor. */
+extern void monitor_enable_interrupts (void);
+
+/* Disable interrupts within the monitor. */
+extern void monitor_disable_interrupts (void);
+
+/* Returns 1 if interrupts have been enabled within the monitor, 0
+   otherwise. */
+extern int monitor_interrupt_state (void);
+#endif /* MONITOR_CONTROL_INTERRUPTS */
+
+
+/*
+ * From utils.c
+ */
+extern int switch_to_stub_flag;
+extern int input_char (void);
+extern target_register_t str2int (char *str, int base);
+#if HAVE_DOUBLE_REGS
+extern double str2double (char *str, int base);
+#endif
+extern target_register_t str2intlen (char *str, int base, int len);
+extern int hex2bytes(char *string, char *dest, int maxsize);
+extern char *int2str (target_register_t number, int base, int numdigs);
+#ifndef NO_MALLOC
+extern char *strdup(const char *str);
+#endif
+extern target_register_t get_pc(void);
+extern char *get_register_str (regnames_t which, int detail);
+extern void store_register (regnames_t which, char *string);
+
+/*
+ * From breakpoints.c
+ */
+extern int add_mon_breakpoint (mem_addr_t location);
+extern void install_breakpoints (void);
+extern void clear_breakpoints (void);
+extern int  show_breakpoints (void);
+extern int clear_mon_breakpoint (mem_addr_t location);
+
+
+/*
+ * From do-dis.c
+ */
+extern mem_addr_t do_dis (mem_addr_t *addr);
+extern void flush_dis (void);
+
+
+/*
+ * From architecture-mon.c
+ */
+#ifdef HAVE_BSP
+extern void initialize_mon(void);
+extern target_regval_t get_register(int regnum);
+extern void put_register(int regnum, target_regval_t val);
+#endif
+
+
+/* Lame. */
+#ifndef ITIMER_REAL
+#define ITIMER_REAL 0
+#endif
+
+#endif /* ASM */
+#endif