[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 */
#ifdef __STDC__
struct frame_info;
#endif

/* 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.  */

#define	ADDITIONAL_OPTION_HANDLER	\
	if (!SET_TOP_LEVEL () && nindy_ttyname) {		\
	  nindy_open (nindy_ttyname, !batch);			\
	  if (!SET_TOP_LEVEL () && execarg) {			\
		target_load (execarg, !batch);			\
	  }							\
	}

/* 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
5076de82 FF	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
	5	This file is part of GDB.
	6
	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.
	11
	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.
	16
	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
6c9638b4	19	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
5076de82 FF	20
	21	/*****************************************************************************
	22	* Definitions to target GDB to an i960 debugged over a serial line.
	23	******************************************************************************/
	24
	25	#include "i960/tm-i960.h"
	26
b6960094 AC	27	/* forward declarations */
	28	#ifdef __STDC__
	29	struct frame_info;
	30	#endif
	31
5076de82 FF	32	/* Override the standard gdb prompt when compiled for this target. */
	33
	34	#define DEFAULT_PROMPT "(gdb960) "
	35
	36	/* Additional command line options accepted by nindy gdb's, for handling
	37	the remote-nindy.c interface. These should really be target-specific
	38	rather than architecture-specific. */
	39
	40	extern int nindy_old_protocol; /* nonzero if old NINDY serial protocol */
	41	extern int nindy_initial_brk; /* Send a BREAK to reset board first */
	42	extern char nindy_ttyname; / Name of serial port to talk to nindy */
	43
	44	#define ADDITIONAL_OPTIONS \
	45	{"O", no_argument, &nindy_old_protocol, 1}, \
	46	{"brk", no_argument, &nindy_initial_brk, 1}, \
	47	{"ser", required_argument, 0, 1004}, /* 1004 is magic cookie for ADDL_CASES */
	48
	49	#define ADDITIONAL_OPTION_CASES \
	50	case 1004: /* -ser option: remote nindy auto-start */ \
	51	nindy_ttyname = optarg; \
	52	break;
	53
	54	#define ADDITIONAL_OPTION_HELP \
	55	"\
	56	-O Use old protocol to talk to a Nindy target\n\
	57	-brk Send a break to a Nindy target to reset it.\n\
	58	-ser SERIAL Open remote Nindy session to SERIAL port.\n\
	59	"
	60
	61	/* If specified on the command line, open tty for talking to nindy,
	62	and download the executable file if one was specified. */
	63
	64	#define ADDITIONAL_OPTION_HANDLER \
9748446f	65	if (!SET_TOP_LEVEL () && nindy_ttyname) { \
5076de82	66	nindy_open (nindy_ttyname, !batch); \
9748446f	67	if (!SET_TOP_LEVEL () && execarg) { \
5076de82 FF	68	target_load (execarg, !batch); \
	69	} \
	70	}
	71
	72	/* If configured for i960 target, we take control before main loop
	73	and demand that we configure for a nindy target. */
	74
	75	#define BEFORE_MAIN_LOOP_HOOK \
	76	nindy_before_main_loop();
	77
	78	extern void
	79	nindy_before_main_loop(); /* In remote-nindy.c */
	80
5076de82 FF	81	/* FRAME_CHAIN_VALID returns zero if the given frame is the outermost one
	82	and has no caller.
	83
	84	On the i960, each various target system type defines FRAME_CHAIN_VALID,
	85	since it differs between NINDY and VxWorks, the two currently supported
	86	targets types. */
	87
b6960094 AC	88	extern int nindy_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *));
b6960094 AC	89	#define FRAME_CHAIN_VALID(chain, thisframe) nindy_frame_chain_valid (chain, thisframe)
5076de82 FF	90
	91	extern int
	92	nindy_frame_chain_valid(); /* See nindy-tdep.c */
	93
	94	/* Sequence of bytes for breakpoint instruction */
	95
	96	#define BREAKPOINT {0x00, 0x3e, 0x00, 0x66}
	97
	98	/* Amount ip must be decremented by after a breakpoint.
	99	* This is often the number of bytes in BREAKPOINT but not always.
	100	*/
	101
	102	#define DECR_PC_AFTER_BREAK 0
449abd89 SG	103
	104	#undef REGISTER_CONVERT_TO_VIRTUAL
	105	#undef REGISTER_CONVERT_TO_RAW
	106	#undef REGISTER_CONVERTIBLE