1 /* Remote target glue for the ROM68K ROM monitor.
2 Copyright 1988, 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
26 static void rom68k_open
PARAMS ((char *args
, int from_tty
));
29 rom68k_supply_register (regname
, regnamelen
, val
, vallen
)
45 if (regname
[1] == 'R')
49 if (regname
[1] == 'C')
53 if (regname
[1] != 'R')
59 if (regname
[1] != 'R')
65 else if (regnamelen
== 3)
69 if (regname
[1] == 'S' && regname
[2] == 'P')
75 val
= monitor_supply_register (regno
++, val
);
78 /* This array of registers need to match the indexes used by GDB.
79 This exists because the various ROM monitors use different strings
80 than does GDB, and don't necessarily support all the registers
81 either. So, typing "info reg sp" becomes a "r30". */
83 static char *rom68k_regnames
[NUM_REGS
] = {
84 "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
85 "A0", "A1", "A2", "A3", "A4", "A5", "A6", "ISP",
88 /* Define the monitor command strings. Since these are passed directly
89 through to a printf style function, we may include formatting
90 strings. We also need a CR or LF on the end. */
92 static struct target_ops rom68k_ops
;
94 static char *rom68k_inits
[] = {".\r\r", NULL
}; /* Exits pm/pr & download cmds */
96 static struct monitor_ops rom68k_cmds
=
99 rom68k_inits
, /* monitor init string */
100 "go\r", /* continue command */
101 "st\r", /* single step */
102 NULL
, /* No way to interrupt program */
103 "db %x\r", /* set a breakpoint */
104 "cb %x\r", /* clear a breakpoint */
105 "cb *\r", /* clear all breakpoints */
106 "fm %x %x %x\r", /* fill (start len val) */
108 "pm %x %x\r", /* setmem.cmdb (addr, value) */
109 "pm.w %x %x\r", /* setmem.cmdw (addr, value) */
110 "pm.l %x %x\r", /* setmem.cmdl (addr, value) */
111 NULL
, /* setmem.cmdll (addr, value) */
112 NULL
, /* setreg.resp_delim */
113 NULL
, /* setreg.term */
114 NULL
, /* setreg.term_cmd */
117 "dm %x %x\r", /* getmem.cmdb (addr, len) */
118 "dm.w %x %x\r", /* getmem.cmdw (addr, len) */
119 "dm.l %x %x\r", /* getmem.cmdl (addr, len) */
120 NULL
, /* getmem.cmdll (addr, len) */
121 " ", /* getmem.resp_delim */
122 NULL
, /* getmem.term */
123 NULL
, /* getmem.term_cmd */
126 "pr %s %x\r", /* setreg.cmd (name, value) */
127 NULL
, /* setreg.resp_delim */
128 NULL
, /* setreg.term */
129 NULL
/* setreg.term_cmd */
132 "pr %s\r", /* getreg.cmd (name) */
133 ": ", /* getreg.resp_delim */
134 "= ", /* getreg.term */
135 ".\r" /* getreg.term_cmd */
137 "dr\r", /* dump_registers */
138 /* register_pattern */
139 "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)",
140 rom68k_supply_register
, /* supply_register */
141 NULL
, /* load_routine (defaults to SRECs) */
142 "dc\r", /* download command */
143 "Waiting for S-records from host... ", /* Load response */
144 "ROM68K :-> ", /* monitor command prompt */
145 "\r", /* end-of-line terminator */
146 ".\r", /* optional command terminator */
147 &rom68k_ops
, /* target operations */
148 SERIAL_1_STOPBITS
, /* number of stop bits */
149 rom68k_regnames
, /* registers names */
150 MONITOR_OPS_MAGIC
/* magic */
154 rom68k_open (args
, from_tty
)
158 monitor_open (args
, &rom68k_cmds
, from_tty
);
162 _initialize_rom68k ()
164 init_monitor_ops (&rom68k_ops
);
166 rom68k_ops
.to_shortname
= "rom68k";
167 rom68k_ops
.to_longname
= "Rom68k debug monitor for the IDP Eval board";
168 rom68k_ops
.to_doc
= "Debug on a Motorola IDP eval board running the ROM68K monitor.\n\
169 Specify the serial device it is connected to (e.g. /dev/ttya).";
170 rom68k_ops
.to_open
= rom68k_open
;
172 add_target (&rom68k_ops
);
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