5076de826c
config files moved to an appropriate config/<cpu> subdirectory. * nm-*, xm-*, tm-*: All native, host, and target files, which get linked to nm.h, xm.h, and tm.h respectively by configure, moved to appropriate config/<cpu> subdirectory.
104 lines
3.6 KiB
C
104 lines
3.6 KiB
C
/* 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
/*****************************************************************************
|
|
* Definitions to target GDB to an i960 debugged over a serial line.
|
|
******************************************************************************/
|
|
|
|
#include "i960/tm-i960.h"
|
|
|
|
/* 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 (!setjmp (to_top_level) && nindy_ttyname) { \
|
|
nindy_open (nindy_ttyname, !batch); \
|
|
if ( !setjmp(to_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 */
|
|
|
|
/* Address of end of stack space.
|
|
* This probably doesn't matter for nindy, because it's only used
|
|
* in manipulation of core files, which we don't support.
|
|
*/
|
|
|
|
#define STACK_END_ADDR (0xfe000000)
|
|
|
|
/* 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. */
|
|
|
|
#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
|