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')
69 if (regname
[0] == 'G')
76 if (regname
[1] == 'S' && regname
[2] == 'R')
78 else if (regname
[1] == 'P' && regname
[2] == 'C')
83 else if (regnamelen
== 4)
88 if (regname
[1] == 'A' && regname
[2] == 'C')
90 if (regname
[3] == 'H')
92 else if (regname
[3] == 'L')
97 if (regname
[1] == '0' && regname
[2] == '-' && regname
[3] == '7')
104 else if (regnamelen
== 5)
106 if (regname
[1] == '8' && regname
[2] == '-' && regname
[3] == '1'
109 regno
= R0_REGNUM
+ 8;
113 else if (regnamelen
== 17)
118 while (numregs
-- > 0)
119 val
= monitor_supply_register (regno
++, val
);
123 sh3_load (desc
, file
, hashmark
)
130 monitor_printf("pl;s\r");
131 load_srec (parallel
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
132 monitor_expect_prompt (NULL
, 0);
136 monitor_printf ("il;s:x\r");
137 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
138 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
139 monitor_expect ("LO x\r", NULL
, 0); /* Look for filename */
141 load_srec (desc
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
143 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
144 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
145 monitor_expect_prompt (NULL
, 0);
149 /* This array of registers need to match the indexes used by GDB.
150 This exists because the various ROM monitors use different strings
151 than does GDB, and don't necessarily support all the registers
152 either. So, typing "info reg sp" becomes a "r30". */
154 static char *sh3_regnames
[NUM_REGS
] = {
155 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
156 "R8", "R9", "R10", "R11","R12", "R13", "R14", "R15",
157 "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
159 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
160 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
162 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
163 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
164 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
165 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
168 static char *sh3e_regnames
[NUM_REGS
] = {
169 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
170 "R8", "R9", "R10", "R11","R12", "R13", "R14", "R15",
171 "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
173 "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
174 "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
176 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
177 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
178 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
179 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
182 /* Define the monitor command strings. Since these are passed directly
183 through to a printf style function, we may include formatting
184 strings. We also need a CR or LF on the end. */
186 static struct target_ops sh3_ops
, sh3e_ops
;
188 static char *sh3_inits
[] = {"\003", NULL
}; /* Exits sub-command mode & download cmds */
190 static struct monitor_ops sh3_cmds
;
195 sh3_cmds
.flags
= MO_CLR_BREAK_USES_ADDR
| MO_GETMEM_READ_SINGLE
; /* flags */
196 sh3_cmds
.init
= sh3_inits
; /* monitor init string */
197 sh3_cmds
.cont
= "g\r"; /* continue command */
198 sh3_cmds
.step
= "s\r"; /* single step */
199 sh3_cmds
.stop
= "\003"; /* Interrupt program */
200 sh3_cmds
.set_break
= "b %x\r"; /* set a breakpoint */
201 sh3_cmds
.clr_break
= "b -%x\r"; /* clear a breakpoint */
202 sh3_cmds
.clr_all_break
= "b -\r"; /* clear all breakpoints */
203 sh3_cmds
.fill
= "f %x @%x %x\r"; /* fill (start len val) */
204 sh3_cmds
.setmem
.cmdb
= "m %x %x\r"; /* setmem.cmdb (addr, value) */
205 sh3_cmds
.setmem
.cmdw
= "m %x %x;w\r"; /* setmem.cmdw (addr, value) */
206 sh3_cmds
.setmem
.cmdl
= "m %x %x;l\r"; /* setmem.cmdl (addr, value) */
207 sh3_cmds
.setmem
.cmdll
= NULL
; /* setmem.cmdll (addr, value) */
208 sh3_cmds
.setmem
.resp_delim
= NULL
; /* setreg.resp_delim */
209 sh3_cmds
.setmem
.term
= NULL
; /* setreg.term */
210 sh3_cmds
.setmem
.term_cmd
= NULL
; /* setreg.term_cmd */
211 sh3_cmds
.getmem
.cmdb
= "m %x\r"; /* getmem.cmdb (addr, len) */
212 sh3_cmds
.getmem
.cmdw
= "m %x;w\r"; /* getmem.cmdw (addr, len) */
213 sh3_cmds
.getmem
.cmdl
= "m %x;l\r"; /* getmem.cmdl (addr, len) */
214 sh3_cmds
.getmem
.cmdll
= NULL
; /* getmem.cmdll (addr, len) */
215 sh3_cmds
.getmem
.resp_delim
= "^ [0-9A-F]+ "; /* getmem.resp_delim */
216 sh3_cmds
.getmem
.term
= "? "; /* getmem.term */
217 sh3_cmds
.getmem
.term_cmd
= ".\r"; /* getmem.term_cmd */
218 sh3_cmds
.setreg
.cmd
= ".%s %x\r"; /* setreg.cmd (name, value) */
219 sh3_cmds
.setreg
.resp_delim
= NULL
; /* setreg.resp_delim */
220 sh3_cmds
.setreg
.term
= NULL
; /* setreg.term */
221 sh3_cmds
.setreg
.term_cmd
= NULL
; /* setreg.term_cmd */
222 sh3_cmds
.getreg
.cmd
= ".%s\r"; /* getreg.cmd (name) */
223 sh3_cmds
.getreg
.resp_delim
= "="; /* getreg.resp_delim */
224 sh3_cmds
.getreg
.term
= "? "; /* getreg.term */
225 sh3_cmds
.getreg
.term_cmd
= ".\r" ; /* getreg.term_cmd */
226 sh3_cmds
.dump_registers
= "r\r"; /* dump_registers */
227 sh3_cmds
.register_pattern
= "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)";
228 sh3_cmds
.supply_register
= sh3_supply_register
; /* supply_register */
229 sh3_cmds
.load_routine
= sh3_load
; /* load_routine */
230 sh3_cmds
.load
= NULL
; /* download command */
231 sh3_cmds
.loadresp
= NULL
; /* Load response */
232 sh3_cmds
.prompt
= "\n:"; /* monitor command prompt */
233 sh3_cmds
.line_term
= "\r"; /* end-of-line terminator */
234 sh3_cmds
.cmd_end
= ".\r"; /* optional command terminator */
235 sh3_cmds
.target
= &sh3_ops
; /* target operations */
236 sh3_cmds
.stopbits
= SERIAL_1_STOPBITS
; /* number of stop bits */
237 sh3_cmds
.regnames
= sh3_regnames
; /* registers names */
238 sh3_cmds
.magic
= MONITOR_OPS_MAGIC
; /* magic */
239 } /* init_sh3_cmds */
241 /* This monitor structure is identical except for a couple slots, so
242 we will fill it in from the base structure when needed. */
244 static struct monitor_ops sh3e_cmds
;
247 sh3_open (args
, from_tty
)
251 char *serial_port_name
= args
;
252 char *parallel_port_name
= 0;
256 char *cursor
= serial_port_name
= strsave (args
);
258 while (*cursor
&& *cursor
!= ' ')
264 while (*cursor
== ' ')
268 parallel_port_name
= cursor
;
271 monitor_open (serial_port_name
, &sh3_cmds
, from_tty
);
273 if (parallel_port_name
)
275 parallel
= SERIAL_OPEN (parallel_port_name
);
278 perror_with_name ("Unable to open parallel port.");
283 /* If we connected successfully, we know the processor is an SH3. */
284 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
289 sh3e_open (args
, from_tty
)
293 char *serial_port_name
= args
;
294 char *parallel_port_name
= 0;
298 char *cursor
= serial_port_name
= strsave (args
);
300 while (*cursor
&& *cursor
!= ' ')
306 while (*cursor
== ' ')
310 parallel_port_name
= cursor
;
313 /* Set up the SH-3E monitor commands structure. */
315 memcpy (&sh3e_cmds
, &sh3_cmds
, sizeof (struct monitor_ops
));
317 sh3e_cmds
.target
= &sh3e_ops
;
318 sh3e_cmds
.regnames
= sh3e_regnames
;
320 monitor_open (serial_port_name
, &sh3e_cmds
, from_tty
);
322 if (parallel_port_name
)
324 parallel
= SERIAL_OPEN (parallel_port_name
);
327 perror_with_name ("Unable to open parallel port.");
332 /* If we connected successfully, we know the processor is an SH3E. */
333 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
340 monitor_close (quitting
);
341 if (parallel_in_use
) {
342 SERIAL_CLOSE (parallel
);
348 _initialize_sh3_rom ()
351 init_monitor_ops (&sh3_ops
);
353 sh3_ops
.to_shortname
= "sh3";
354 sh3_ops
.to_longname
= "Hitachi SH-3 rom monitor";
358 /* On windows we can talk through the parallel port too. */
359 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n"
360 "Specify the serial device it is connected to (e.g. com2).\n"
361 "If you want to use the parallel port to download to it, specify that\n"
362 "as the second argument. (e.g. lpt1)";
364 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
365 Specify the serial device it is connected to (e.g. /dev/ttya).";
368 sh3_ops
.to_open
= sh3_open
;
369 sh3_ops
.to_close
= sh3_close
;
371 add_target (&sh3_ops
);
373 /* Setup the SH3e, which has float registers. */
375 init_monitor_ops (&sh3e_ops
);
377 sh3e_ops
.to_shortname
= "sh3e";
378 sh3e_ops
.to_longname
= "Hitachi SH-3E rom monitor";
382 /* On windows we can talk through the parallel port too. */
383 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
384 "Specify the serial device it is connected to (e.g. com2).\n"
385 "If you want to use the parallel port to download to it, specify that\n"
386 "as the second argument. (e.g. lpt1)";
388 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
389 Specify the serial device it is connected to (e.g. /dev/ttya).";
392 sh3e_ops
.to_open
= sh3e_open
;
393 sh3e_ops
.to_close
= sh3_close
;
395 add_target (&sh3e_ops
);