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git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - gdb/config/i960/tm-nindy960.h
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.
5 This file is part of GDB.
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.
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.
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. */
22 /*****************************************************************************
23 * Definitions to target GDB to an i960 debugged over a serial line.
24 ******************************************************************************/
26 #include "i960/tm-i960.h"
28 /* forward declarations */
33 /* Override the standard gdb prompt when compiled for this target. */
35 #define DEFAULT_PROMPT "(gdb960) "
37 /* Additional command line options accepted by nindy gdb's, for handling
38 the remote-nindy.c interface. These should really be target-specific
39 rather than architecture-specific. */
41 extern int nindy_old_protocol
; /* nonzero if old NINDY serial protocol */
42 extern int nindy_initial_brk
; /* Send a BREAK to reset board first */
43 extern char *nindy_ttyname
; /* Name of serial port to talk to nindy */
45 #define ADDITIONAL_OPTIONS \
46 {"O", no_argument, &nindy_old_protocol, 1}, \
47 {"brk", no_argument, &nindy_initial_brk, 1}, \
48 {"ser", required_argument, 0, 1004}, /* 1004 is magic cookie for ADDL_CASES */
50 #define ADDITIONAL_OPTION_CASES \
51 case 1004: /* -ser option: remote nindy auto-start */ \
52 nindy_ttyname = optarg; \
55 #define ADDITIONAL_OPTION_HELP \
57 -O Use old protocol to talk to a Nindy target\n\
58 -brk Send a break to a Nindy target to reset it.\n\
59 -ser SERIAL Open remote Nindy session to SERIAL port.\n\
62 /* If specified on the command line, open tty for talking to nindy,
63 and download the executable file if one was specified. */
65 #define ADDITIONAL_OPTION_HANDLER \
66 if (!SET_TOP_LEVEL () && nindy_ttyname) { \
67 nindy_open (nindy_ttyname, !batch); \
68 if (!SET_TOP_LEVEL () && execarg) { \
69 target_load (execarg, !batch); \
73 /* If configured for i960 target, we take control before main loop
74 and demand that we configure for a nindy target. */
76 #define BEFORE_MAIN_LOOP_HOOK \
77 nindy_before_main_loop();
80 nindy_before_main_loop (); /* In remote-nindy.c */
82 /* FRAME_CHAIN_VALID returns zero if the given frame is the outermost one
85 On the i960, each various target system type defines FRAME_CHAIN_VALID,
86 since it differs between NINDY and VxWorks, the two currently supported
89 extern int nindy_frame_chain_valid
PARAMS ((CORE_ADDR
, struct frame_info
*));
90 #define FRAME_CHAIN_VALID(chain, thisframe) nindy_frame_chain_valid (chain, thisframe)
93 nindy_frame_chain_valid (); /* See nindy-tdep.c */
95 /* Sequence of bytes for breakpoint instruction */
97 #define BREAKPOINT {0x00, 0x3e, 0x00, 0x66}
99 /* Amount ip must be decremented by after a breakpoint.
100 * This is often the number of bytes in BREAKPOINT but not always.
103 #define DECR_PC_AFTER_BREAK 0
105 #undef REGISTER_CONVERT_TO_VIRTUAL
106 #undef REGISTER_CONVERT_TO_RAW
107 #undef REGISTER_CONVERTIBLE