[deliverable/binutils-gdb.git] / gdb / config / i960 / tm-nindy960.h

/* Parameters for Intel 960 running NINDY monitor, for GDB, the GNU debugger.
   Copyright (C) 1990-1991 Free Software Foundation, Inc.
   Contributed by Intel Corporation and Cygnus Support.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */

/*****************************************************************************
 * Definitions to target GDB to an i960 debugged over a serial line.
 ******************************************************************************/

#include "i960/tm-i960.h"

/* forward declarations */
struct frame_info;

/* Override the standard gdb prompt when compiled for this target.  */

#define	DEFAULT_PROMPT	"(gdb960) "

/* Additional command line options accepted by nindy gdb's, for handling
   the remote-nindy.c interface.  These should really be target-specific
   rather than architecture-specific.  */

extern int nindy_old_protocol;	/* nonzero if old NINDY serial protocol */
extern int nindy_initial_brk;	/* Send a BREAK to reset board first */
extern char *nindy_ttyname;	/* Name of serial port to talk to nindy */

#define	ADDITIONAL_OPTIONS \
	{"O", no_argument, &nindy_old_protocol, 1},	\
	{"brk", no_argument, &nindy_initial_brk, 1},	\
	{"ser", required_argument, 0, 1004},	/* 1004 is magic cookie for ADDL_CASES */

#define	ADDITIONAL_OPTION_CASES	\
	case 1004:	/* -ser option:  remote nindy auto-start */	\
	  nindy_ttyname = optarg;	\
	  break;

#define	ADDITIONAL_OPTION_HELP \
	"\
  -O                Use old protocol to talk to a Nindy target\n\
  -brk              Send a break to a Nindy target to reset it.\n\
  -ser SERIAL       Open remote Nindy session to SERIAL port.\n\
"

/* If specified on the command line, open tty for talking to nindy,
   and download the executable file if one was specified.  */

extern void nindy_open (char *name, int from_tty);
#define	ADDITIONAL_OPTION_HANDLER					\
	if (nindy_ttyname != NULL)					\
          {								\
            if (catch_command_errors (nindy_open, nindy_ttyname,	\
				      !batch, RETURN_MASK_ALL))		\
	      {								\
                if (execarg != NULL)					\
                  catch_command_errors (target_load, execarg, !batch,	\
					RETURN_MASK_ALL);		\
	      }								\
	  }

/* If configured for i960 target, we take control before main loop
   and demand that we configure for a nindy target.  */

#define	BEFORE_MAIN_LOOP_HOOK	\
  nindy_before_main_loop();

extern void
  nindy_before_main_loop ();	/* In remote-nindy.c */

/* FRAME_CHAIN_VALID returns zero if the given frame is the outermost one
   and has no caller.

   On the i960, each various target system type defines FRAME_CHAIN_VALID,
   since it differs between NINDY and VxWorks, the two currently supported
   targets types.  */

extern int nindy_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
#define	FRAME_CHAIN_VALID(chain, thisframe) nindy_frame_chain_valid (chain, thisframe)

extern int
  nindy_frame_chain_valid ();	/* See nindy-tdep.c */

/* Sequence of bytes for breakpoint instruction */

#define BREAKPOINT {0x00, 0x3e, 0x00, 0x66}

/* Amount ip must be decremented by after a breakpoint.
 * This is often the number of bytes in BREAKPOINT but not always.
 */

#define DECR_PC_AFTER_BREAK 0

#undef REGISTER_CONVERT_TO_VIRTUAL
#undef REGISTER_CONVERT_TO_RAW
#undef REGISTER_CONVERTIBLE
Commit	Line	Data
c906108c SS	1	/* Parameters for Intel 960 running NINDY monitor, for GDB, the GNU debugger.
	2	Copyright (C) 1990-1991 Free Software Foundation, Inc.
	3	Contributed by Intel Corporation and Cygnus Support.
	4
c5aa993b	5	This file is part of GDB.
c906108c	6
c5aa993b JM	7	This program is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 2 of the License, or
	10	(at your option) any later version.
c906108c	11
c5aa993b JM	12	This program is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
c906108c	16
c5aa993b JM	17	You should have received a copy of the GNU General Public License
	18	along with this program; if not, write to the Free Software
	19	Foundation, Inc., 59 Temple Place - Suite 330,
	20	Boston, MA 02111-1307, USA. */
c906108c SS	21
	22	/*****************************************************************************
	23	* Definitions to target GDB to an i960 debugged over a serial line.
	24	******************************************************************************/
	25
	26	#include "i960/tm-i960.h"
	27
	28	/* forward declarations */
c906108c	29	struct frame_info;
c906108c SS	30
	31	/* Override the standard gdb prompt when compiled for this target. */
	32
	33	#define DEFAULT_PROMPT "(gdb960) "
	34
	35	/* Additional command line options accepted by nindy gdb's, for handling
	36	the remote-nindy.c interface. These should really be target-specific
	37	rather than architecture-specific. */
	38
	39	extern int nindy_old_protocol; /* nonzero if old NINDY serial protocol */
	40	extern int nindy_initial_brk; /* Send a BREAK to reset board first */
	41	extern char nindy_ttyname; / Name of serial port to talk to nindy */
	42
	43	#define ADDITIONAL_OPTIONS \
	44	{"O", no_argument, &nindy_old_protocol, 1}, \
	45	{"brk", no_argument, &nindy_initial_brk, 1}, \
c5aa993b	46	{"ser", required_argument, 0, 1004}, /* 1004 is magic cookie for ADDL_CASES */
c906108c SS	47
	48	#define ADDITIONAL_OPTION_CASES \
	49	case 1004: /* -ser option: remote nindy auto-start */ \
	50	nindy_ttyname = optarg; \
	51	break;
	52
	53	#define ADDITIONAL_OPTION_HELP \
	54	"\
	55	-O Use old protocol to talk to a Nindy target\n\
	56	-brk Send a break to a Nindy target to reset it.\n\
	57	-ser SERIAL Open remote Nindy session to SERIAL port.\n\
	58	"
	59
	60	/* If specified on the command line, open tty for talking to nindy,
	61	and download the executable file if one was specified. */
	62
11cf8741 JM	63	extern void nindy_open (char *name, int from_tty);
	64	#define ADDITIONAL_OPTION_HANDLER \
	65	if (nindy_ttyname != NULL) \
	66	{ \
	67	if (catch_command_errors (nindy_open, nindy_ttyname, \
	68	!batch, RETURN_MASK_ALL)) \
	69	{ \
	70	if (execarg != NULL) \
	71	catch_command_errors (target_load, execarg, !batch, \
	72	RETURN_MASK_ALL); \
	73	} \
	74	}
c906108c SS	75
	76	/* If configured for i960 target, we take control before main loop
	77	and demand that we configure for a nindy target. */
	78
	79	#define BEFORE_MAIN_LOOP_HOOK \
	80	nindy_before_main_loop();
	81
	82	extern void
c5aa993b	83	nindy_before_main_loop (); /* In remote-nindy.c */
c906108c SS	84
	85	/* FRAME_CHAIN_VALID returns zero if the given frame is the outermost one
	86	and has no caller.
	87
	88	On the i960, each various target system type defines FRAME_CHAIN_VALID,
	89	since it differs between NINDY and VxWorks, the two currently supported
	90	targets types. */
	91
	92	extern int nindy_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
	93	#define FRAME_CHAIN_VALID(chain, thisframe) nindy_frame_chain_valid (chain, thisframe)
	94
	95	extern int
c5aa993b	96	nindy_frame_chain_valid (); /* See nindy-tdep.c */
c906108c SS	97
	98	/* Sequence of bytes for breakpoint instruction */
	99
	100	#define BREAKPOINT {0x00, 0x3e, 0x00, 0x66}
	101
	102	/* Amount ip must be decremented by after a breakpoint.
	103	* This is often the number of bytes in BREAKPOINT but not always.
	104	*/
	105
	106	#define DECR_PC_AFTER_BREAK 0
	107
	108	#undef REGISTER_CONVERT_TO_VIRTUAL
	109	#undef REGISTER_CONVERT_TO_RAW
	110	#undef REGISTER_CONVERTIBLE