1 /* Remote target glue for the Hitachi SH-3 ROM monitor.
2 Copyright 1995, 1996 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. */
27 static serial_t parallel
;
28 static int parallel_in_use
;
30 static void sh3_open
PARAMS ((char *args
, int from_tty
));
33 sh3_supply_register (regname
, regnamelen
, val
, vallen
)
50 if (regname
[1] == 'R')
54 if (regname
[1] == 'C')
56 else if (regname
[1] == 'R')
61 else if (regnamelen
== 3)
67 if (regname
[1] == 'B' && regname
[2] == 'R')
68 if (regname
[0] == 'G')
74 if (regname
[1] == 'S' && regname
[2] == 'R')
76 else if (regname
[1] == 'P' && regname
[2] == 'C')
81 else if (regnamelen
== 4)
86 if (regname
[1] == 'A' && regname
[2] == 'C')
87 if (regname
[3] == 'H')
89 else if (regname
[3] == 'L')
93 if (regname
[1] == '0' && regname
[2] == '-' && regname
[3] == '7')
100 else if (regnamelen
== 5)
102 if (regname
[1] == '8' && regname
[2] == '-' && regname
[3] == '1'
105 regno
= R0_REGNUM
+ 8;
109 else if (regnamelen
== 17)
114 while (numregs
-- > 0)
115 val
= monitor_supply_register (regno
++, val
);
119 sh3_load (desc
, file
, hashmark
)
126 monitor_printf("pl;s\r");
127 load_srec (parallel
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
128 monitor_expect_prompt (NULL
, 0);
132 monitor_printf ("il;s:x\r");
133 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
134 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
135 monitor_expect ("LO x\r", NULL
, 0); /* Look for filename */
137 load_srec (desc
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
139 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
140 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
141 monitor_expect_prompt (NULL
, 0);
145 /* This array of registers need to match the indexes used by GDB.
146 This exists because the various ROM monitors use different strings
147 than does GDB, and don't necessarily support all the registers
148 either. So, typing "info reg sp" becomes a "r30". */
150 static char *sh3_regnames
[NUM_REGS
] = {
151 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
152 "R8", "R9", "R10", "R11","R12", "R13", "R14", "R15",
153 "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
155 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
156 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
158 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
159 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
160 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
161 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
164 static char *sh3e_regnames
[NUM_REGS
] = {
165 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
166 "R8", "R9", "R10", "R11","R12", "R13", "R14", "R15",
167 "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
169 "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
170 "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
172 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
173 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
174 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
175 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
178 /* Define the monitor command strings. Since these are passed directly
179 through to a printf style function, we may include formatting
180 strings. We also need a CR or LF on the end. */
182 static struct target_ops sh3_ops
, sh3e_ops
;
184 static char *sh3_inits
[] = {"\003", NULL
}; /* Exits sub-command mode & download cmds */
186 static struct monitor_ops sh3_cmds
=
188 MO_CLR_BREAK_USES_ADDR
189 | MO_GETMEM_READ_SINGLE
, /* flags */
190 sh3_inits
, /* monitor init string */
191 "g\r", /* continue command */
192 "s\r", /* single step */
193 "\003", /* Interrupt program */
194 "b %x\r", /* set a breakpoint */
195 "b -%x\r", /* clear a breakpoint */
196 "b -\r", /* clear all breakpoints */
197 "f %x @%x %x\r", /* fill (start len val) */
199 "m %x %x\r", /* setmem.cmdb (addr, value) */
200 "m %x %x;w\r", /* setmem.cmdw (addr, value) */
201 "m %x %x;l\r", /* setmem.cmdl (addr, value) */
202 NULL
, /* setmem.cmdll (addr, value) */
203 NULL
, /* setreg.resp_delim */
204 NULL
, /* setreg.term */
205 NULL
, /* setreg.term_cmd */
208 "m %x\r", /* getmem.cmdb (addr, len) */
209 "m %x;w\r", /* getmem.cmdw (addr, len) */
210 "m %x;l\r", /* getmem.cmdl (addr, len) */
211 NULL
, /* getmem.cmdll (addr, len) */
212 "^ [0-9A-F]+ ", /* getmem.resp_delim */
213 "? ", /* getmem.term */
214 ".\r", /* getmem.term_cmd */
217 ".%s %x\r", /* setreg.cmd (name, value) */
218 NULL
, /* setreg.resp_delim */
219 NULL
, /* setreg.term */
220 NULL
/* setreg.term_cmd */
223 ".%s\r", /* getreg.cmd (name) */
224 "=", /* getreg.resp_delim */
225 "? ", /* getreg.term */
226 ".\r" /* getreg.term_cmd */
228 "r\r", /* dump_registers */
229 /* register_pattern */
230 "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)",
231 sh3_supply_register
, /* supply_register */
232 sh3_load
, /* load_routine */
233 NULL
, /* download command */
234 NULL
, /* Load response */
235 "\n:", /* monitor command prompt */
236 "\r", /* end-of-line terminator */
237 ".\r", /* optional command terminator */
238 &sh3_ops
, /* target operations */
239 SERIAL_1_STOPBITS
, /* number of stop bits */
240 sh3_regnames
, /* registers names */
241 MONITOR_OPS_MAGIC
/* magic */
244 /* This monitor structure is identical except for a couple slots, so
245 we will fill it in from the base structure when needed. */
247 static struct monitor_ops sh3e_cmds
;
250 sh3_open (args
, from_tty
)
254 char *serial_port_name
= args
;
255 char *parallel_port_name
= 0;
259 char *cursor
= serial_port_name
= strsave (args
);
261 while (*cursor
&& *cursor
!= ' ')
267 while (*cursor
== ' ')
271 parallel_port_name
= cursor
;
274 monitor_open (serial_port_name
, &sh3_cmds
, from_tty
);
276 if (parallel_port_name
)
278 parallel
= SERIAL_OPEN (parallel_port_name
);
281 perror_with_name ("Unable to open parallel port.");
286 /* If we connected successfully, we know the processor is an SH3. */
287 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
292 sh3e_open (args
, from_tty
)
296 char *serial_port_name
= args
;
297 char *parallel_port_name
= 0;
301 char *cursor
= serial_port_name
= strsave (args
);
303 while (*cursor
&& *cursor
!= ' ')
309 while (*cursor
== ' ')
313 parallel_port_name
= cursor
;
316 /* Set up the SH-3E monitor commands structure. */
318 memcpy (&sh3e_cmds
, &sh3_cmds
, sizeof (struct monitor_ops
));
320 sh3e_cmds
.target
= &sh3e_ops
;
321 sh3e_cmds
.regnames
= sh3e_regnames
;
323 monitor_open (serial_port_name
, &sh3e_cmds
, from_tty
);
325 if (parallel_port_name
)
327 parallel
= SERIAL_OPEN (parallel_port_name
);
330 perror_with_name ("Unable to open parallel port.");
335 /* If we connected successfully, we know the processor is an SH3E. */
336 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
343 monitor_close (quitting
);
344 if (parallel_in_use
) {
345 SERIAL_CLOSE (parallel
);
351 _initialize_sh3_rom ()
353 init_monitor_ops (&sh3_ops
);
355 sh3_ops
.to_shortname
= "sh3";
356 sh3_ops
.to_longname
= "Hitachi SH-3 rom monitor";
360 /* On windows we can talk through the parallel port too. */
361 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n"
362 "Specify the serial device it is connected to (e.g. com2).\n"
363 "If you want to use the parallel port to download to it, specify that\n"
364 "as the second argument. (e.g. lpt1)";
366 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
367 Specify the serial device it is connected to (e.g. /dev/ttya).";
370 sh3_ops
.to_open
= sh3_open
;
371 sh3_ops
.to_close
= sh3_close
;
373 add_target (&sh3_ops
);
375 /* Setup the SH3e, which has float registers. */
377 init_monitor_ops (&sh3e_ops
);
379 sh3e_ops
.to_shortname
= "sh3e";
380 sh3e_ops
.to_longname
= "Hitachi SH-3E rom monitor";
384 /* On windows we can talk through the parallel port too. */
385 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
386 "Specify the serial device it is connected to (e.g. com2).\n"
387 "If you want to use the parallel port to download to it, specify that\n"
388 "as the second argument. (e.g. lpt1)";
390 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
391 Specify the serial device it is connected to (e.g. /dev/ttya).";
394 sh3e_ops
.to_open
= sh3e_open
;
395 sh3e_ops
.to_close
= sh3_close
;
397 add_target (&sh3e_ops
);
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