Commit | Line | Data |
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c906108c | 1 | /* Parameters for Intel 960 running NINDY monitor, for GDB, the GNU debugger. |
b6ba6518 | 2 | Copyright 1990, 1991, 1996, 1999, 2000 Free Software Foundation, Inc. |
c906108c SS |
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 | ||
a14ed312 | 92 | extern int nindy_frame_chain_valid (CORE_ADDR, struct frame_info *); |
c906108c SS |
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 |