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- /* 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 "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", 0, &nindy_old_protocol, 1}, \
- {"brk", 0, &nindy_initial_brk, 1}, \
- {"r", 1, 0, 1004}, /* 1004 is magic cookie for ADDL_CASES */
-
- #define ADDITIONAL_OPTION_CASES \
- case 1004: /* -r 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\
- -r 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();
-
- /* 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
-