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,
19 Boston, MA 02111-1307, USA. */
28 static serial_t parallel
;
29 static int parallel_in_use
;
31 static void sh3_open (char *args
, int from_tty
);
34 sh3_supply_register (regname
, regnamelen
, val
, vallen
)
51 if (regname
[1] == 'R')
55 if (regname
[1] == 'C')
57 else if (regname
[1] == 'R')
62 else if (regnamelen
== 3)
68 if (regname
[1] == 'B' && regname
[2] == 'R')
70 if (regname
[0] == 'G')
77 if (regname
[1] == 'S' && regname
[2] == 'R')
79 else if (regname
[1] == 'P' && regname
[2] == 'C')
84 else if (regnamelen
== 4)
89 if (regname
[1] == 'A' && regname
[2] == 'C')
91 if (regname
[3] == 'H')
93 else if (regname
[3] == 'L')
98 if (regname
[1] == '0' && regname
[2] == '-' && regname
[3] == '7')
105 else if (regnamelen
== 5)
107 if (regname
[1] == '8' && regname
[2] == '-' && regname
[3] == '1'
108 && regname
[4] == '5')
110 regno
= R0_REGNUM
+ 8;
114 else if (regnamelen
== 17)
119 while (numregs
-- > 0)
120 val
= monitor_supply_register (regno
++, val
);
124 sh3_load (desc
, file
, hashmark
)
131 monitor_printf ("pl;s\r");
132 load_srec (parallel
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
133 monitor_expect_prompt (NULL
, 0);
137 monitor_printf ("il;s:x\r");
138 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
139 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
140 monitor_expect ("LO x\r", NULL
, 0); /* Look for filename */
142 load_srec (desc
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
144 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
145 SERIAL_WRITE (desc
, "\006", 1); /* Send ACK */
146 monitor_expect_prompt (NULL
, 0);
150 /* This array of registers need to match the indexes used by GDB.
151 This exists because the various ROM monitors use different strings
152 than does GDB, and don't necessarily support all the registers
153 either. So, typing "info reg sp" becomes a "r30". */
155 static char *sh3_regnames
[NUM_REGS
] =
157 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
158 "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15",
159 "PC", "PR", "GBR", "VBR", "MACH", "MACL", "SR",
161 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
162 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
164 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
165 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
166 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
167 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
170 static char *sh3e_regnames
[NUM_REGS
] =
172 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
173 "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15",
174 "PC", "PR", "GBR", "VBR", "MACH", "MACL", "SR",
176 "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
177 "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
179 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
180 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
181 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
182 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
185 /* Define the monitor command strings. Since these are passed directly
186 through to a printf style function, we may include formatting
187 strings. We also need a CR or LF on the end. */
189 static struct target_ops sh3_ops
, sh3e_ops
;
191 static char *sh3_inits
[] =
192 {"\003", NULL
}; /* Exits sub-command mode & download cmds */
194 static struct monitor_ops sh3_cmds
;
199 sh3_cmds
.flags
= MO_CLR_BREAK_USES_ADDR
| MO_GETMEM_READ_SINGLE
; /* flags */
200 sh3_cmds
.init
= sh3_inits
; /* monitor init string */
201 sh3_cmds
.cont
= "g\r"; /* continue command */
202 sh3_cmds
.step
= "s\r"; /* single step */
203 sh3_cmds
.stop
= "\003"; /* Interrupt program */
204 sh3_cmds
.set_break
= "b %x\r"; /* set a breakpoint */
205 sh3_cmds
.clr_break
= "b -%x\r"; /* clear a breakpoint */
206 sh3_cmds
.clr_all_break
= "b -\r"; /* clear all breakpoints */
207 sh3_cmds
.fill
= "f %x @%x %x\r"; /* fill (start len val) */
208 sh3_cmds
.setmem
.cmdb
= "m %x %x\r"; /* setmem.cmdb (addr, value) */
209 sh3_cmds
.setmem
.cmdw
= "m %x %x;w\r"; /* setmem.cmdw (addr, value) */
210 sh3_cmds
.setmem
.cmdl
= "m %x %x;l\r"; /* setmem.cmdl (addr, value) */
211 sh3_cmds
.setmem
.cmdll
= NULL
; /* setmem.cmdll (addr, value) */
212 sh3_cmds
.setmem
.resp_delim
= NULL
; /* setreg.resp_delim */
213 sh3_cmds
.setmem
.term
= NULL
; /* setreg.term */
214 sh3_cmds
.setmem
.term_cmd
= NULL
; /* setreg.term_cmd */
215 sh3_cmds
.getmem
.cmdb
= "m %x\r"; /* getmem.cmdb (addr, len) */
216 sh3_cmds
.getmem
.cmdw
= "m %x;w\r"; /* getmem.cmdw (addr, len) */
217 sh3_cmds
.getmem
.cmdl
= "m %x;l\r"; /* getmem.cmdl (addr, len) */
218 sh3_cmds
.getmem
.cmdll
= NULL
; /* getmem.cmdll (addr, len) */
219 sh3_cmds
.getmem
.resp_delim
= "^ [0-9A-F]+ "; /* getmem.resp_delim */
220 sh3_cmds
.getmem
.term
= "? "; /* getmem.term */
221 sh3_cmds
.getmem
.term_cmd
= ".\r"; /* getmem.term_cmd */
222 sh3_cmds
.setreg
.cmd
= ".%s %x\r"; /* setreg.cmd (name, value) */
223 sh3_cmds
.setreg
.resp_delim
= NULL
; /* setreg.resp_delim */
224 sh3_cmds
.setreg
.term
= NULL
; /* setreg.term */
225 sh3_cmds
.setreg
.term_cmd
= NULL
; /* setreg.term_cmd */
226 sh3_cmds
.getreg
.cmd
= ".%s\r"; /* getreg.cmd (name) */
227 sh3_cmds
.getreg
.resp_delim
= "="; /* getreg.resp_delim */
228 sh3_cmds
.getreg
.term
= "? "; /* getreg.term */
229 sh3_cmds
.getreg
.term_cmd
= ".\r"; /* getreg.term_cmd */
230 sh3_cmds
.dump_registers
= "r\r"; /* dump_registers */
231 sh3_cmds
.register_pattern
= "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)";
232 sh3_cmds
.supply_register
= sh3_supply_register
; /* supply_register */
233 sh3_cmds
.load_routine
= sh3_load
; /* load_routine */
234 sh3_cmds
.load
= NULL
; /* download command */
235 sh3_cmds
.loadresp
= NULL
; /* Load response */
236 sh3_cmds
.prompt
= "\n:"; /* monitor command prompt */
237 sh3_cmds
.line_term
= "\r"; /* end-of-line terminator */
238 sh3_cmds
.cmd_end
= ".\r"; /* optional command terminator */
239 sh3_cmds
.target
= &sh3_ops
; /* target operations */
240 sh3_cmds
.stopbits
= SERIAL_1_STOPBITS
; /* number of stop bits */
241 sh3_cmds
.regnames
= sh3_regnames
; /* registers names */
242 sh3_cmds
.magic
= MONITOR_OPS_MAGIC
; /* magic */
243 } /* init_sh3_cmds */
245 /* This monitor structure is identical except for a couple slots, so
246 we will fill it in from the base structure when needed. */
248 static struct monitor_ops sh3e_cmds
;
251 sh3_open (args
, from_tty
)
255 char *serial_port_name
= args
;
256 char *parallel_port_name
= 0;
260 char *cursor
= serial_port_name
= strsave (args
);
262 while (*cursor
&& *cursor
!= ' ')
268 while (*cursor
== ' ')
272 parallel_port_name
= cursor
;
275 monitor_open (serial_port_name
, &sh3_cmds
, from_tty
);
277 if (parallel_port_name
)
279 parallel
= SERIAL_OPEN (parallel_port_name
);
282 perror_with_name ("Unable to open parallel port.");
287 /* If we connected successfully, we know the processor is an SH3. */
288 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
293 sh3e_open (args
, from_tty
)
297 char *serial_port_name
= args
;
298 char *parallel_port_name
= 0;
302 char *cursor
= serial_port_name
= strsave (args
);
304 while (*cursor
&& *cursor
!= ' ')
310 while (*cursor
== ' ')
314 parallel_port_name
= cursor
;
317 /* Set up the SH-3E monitor commands structure. */
319 memcpy (&sh3e_cmds
, &sh3_cmds
, sizeof (struct monitor_ops
));
321 sh3e_cmds
.target
= &sh3e_ops
;
322 sh3e_cmds
.regnames
= sh3e_regnames
;
324 monitor_open (serial_port_name
, &sh3e_cmds
, from_tty
);
326 if (parallel_port_name
)
328 parallel
= SERIAL_OPEN (parallel_port_name
);
331 perror_with_name ("Unable to open parallel port.");
336 /* If we connected successfully, we know the processor is an SH3E. */
337 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
344 monitor_close (quitting
);
347 SERIAL_CLOSE (parallel
);
353 _initialize_sh3_rom ()
356 init_monitor_ops (&sh3_ops
);
358 sh3_ops
.to_shortname
= "sh3";
359 sh3_ops
.to_longname
= "Hitachi SH-3 rom monitor";
363 /* On windows we can talk through the parallel port too. */
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. com2).\n"
366 "If you want to use the parallel port to download to it, specify that\n"
367 "as the second argument. (e.g. lpt1)";
369 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
370 Specify the serial device it is connected to (e.g. /dev/ttya).";
373 sh3_ops
.to_open
= sh3_open
;
374 sh3_ops
.to_close
= sh3_close
;
376 add_target (&sh3_ops
);
378 /* Setup the SH3e, which has float registers. */
380 init_monitor_ops (&sh3e_ops
);
382 sh3e_ops
.to_shortname
= "sh3e";
383 sh3e_ops
.to_longname
= "Hitachi SH-3E rom monitor";
387 /* On windows we can talk through the parallel port too. */
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. com2).\n"
390 "If you want to use the parallel port to download to it, specify that\n"
391 "as the second argument. (e.g. lpt1)";
393 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
394 Specify the serial device it is connected to (e.g. /dev/ttya).";
397 sh3e_ops
.to_open
= sh3e_open
;
398 sh3e_ops
.to_close
= sh3_close
;
400 add_target (&sh3e_ops
);
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