1 /* Remote target glue for the Hitachi SH-3 ROM monitor.
2 Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001
3 Free Software Foundation, Inc.
5 This file is part of GDB.
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.
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.
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. */
28 #include "arch-utils.h"
31 static struct serial
*parallel
;
32 static int parallel_in_use
;
34 static void sh3_open (char *args
, int from_tty
);
37 sh3_supply_register (char *regname
, int regnamelen
, char *val
, int 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')
77 regno
= gdbarch_tdep (current_gdbarch
)->SSR_REGNUM
;
78 else if (regname
[1] == 'P' && regname
[2] == 'C')
79 regno
= gdbarch_tdep (current_gdbarch
)->SPC_REGNUM
;
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'
107 && regname
[4] == '5')
109 regno
= R0_REGNUM
+ 8;
113 else if (regnamelen
== 17)
118 while (numregs
-- > 0)
119 val
= monitor_supply_register (regno
++, val
);
123 sh3_load (struct serial
*desc
, char *file
, int hashmark
)
127 monitor_printf ("pl;s\r");
128 load_srec (parallel
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
129 monitor_expect_prompt (NULL
, 0);
133 monitor_printf ("il;s:x\r");
134 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
135 serial_write (desc
, "\006", 1); /* Send ACK */
136 monitor_expect ("LO x\r", NULL
, 0); /* Look for filename */
138 load_srec (desc
, file
, 0, 80, SREC_ALL
, hashmark
, NULL
);
140 monitor_expect ("\005", NULL
, 0); /* Look for ENQ */
141 serial_write (desc
, "\006", 1); /* Send ACK */
142 monitor_expect_prompt (NULL
, 0);
146 /* This array of registers need to match the indexes used by GDB.
147 This exists because the various ROM monitors use different strings
148 than does GDB, and don't necessarily support all the registers
149 either. So, typing "info reg sp" becomes a "r30". */
151 static char *sh3_regnames
[] =
153 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
154 "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15",
155 "PC", "PR", "GBR", "VBR", "MACH", "MACL", "SR",
157 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
158 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, NULL
,
160 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
161 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
162 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
163 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
166 static char *sh3e_regnames
[] =
168 "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7",
169 "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15",
170 "PC", "PR", "GBR", "VBR", "MACH", "MACL", "SR",
172 "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
173 "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
175 "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
176 "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
177 "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
178 "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
181 /* Define the monitor command strings. Since these are passed directly
182 through to a printf style function, we may include formatting
183 strings. We also need a CR or LF on the end. */
185 static struct target_ops sh3_ops
, sh3e_ops
;
187 static char *sh3_inits
[] =
188 {"\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 (char *args
, int from_tty
)
249 char *serial_port_name
= args
;
250 char *parallel_port_name
= 0;
254 char *cursor
= serial_port_name
= xstrdup (args
);
256 while (*cursor
&& *cursor
!= ' ')
262 while (*cursor
== ' ')
266 parallel_port_name
= cursor
;
269 monitor_open (serial_port_name
, &sh3_cmds
, from_tty
);
271 if (parallel_port_name
)
273 parallel
= serial_open (parallel_port_name
);
276 perror_with_name ("Unable to open parallel port.");
281 /* If we connected successfully, we know the processor is an SH3. */
282 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
287 sh3e_open (char *args
, int from_tty
)
289 char *serial_port_name
= args
;
290 char *parallel_port_name
= 0;
294 char *cursor
= serial_port_name
= xstrdup (args
);
296 while (*cursor
&& *cursor
!= ' ')
302 while (*cursor
== ' ')
306 parallel_port_name
= cursor
;
309 /* Set up the SH-3E monitor commands structure. */
311 memcpy (&sh3e_cmds
, &sh3_cmds
, sizeof (struct monitor_ops
));
313 sh3e_cmds
.target
= &sh3e_ops
;
314 sh3e_cmds
.regnames
= sh3e_regnames
;
316 monitor_open (serial_port_name
, &sh3e_cmds
, from_tty
);
318 if (parallel_port_name
)
320 parallel
= serial_open (parallel_port_name
);
323 perror_with_name ("Unable to open parallel port.");
328 /* If we connected successfully, we know the processor is an SH3E. */
329 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
333 sh3_close (int quitting
)
335 monitor_close (quitting
);
338 serial_close (parallel
);
344 _initialize_sh3_rom (void)
347 init_monitor_ops (&sh3_ops
);
349 sh3_ops
.to_shortname
= "sh3";
350 sh3_ops
.to_longname
= "Hitachi SH-3 rom monitor";
353 /* We can download through the parallel port too. */
354 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
355 "Specify the serial device it is connected to.\n"
356 "If you want to use the parallel port to download to it, specify that\n"
357 "as an additional second argument.";
359 sh3_ops
.to_open
= sh3_open
;
360 sh3_ops
.to_close
= sh3_close
;
362 add_target (&sh3_ops
);
364 /* Setup the SH3e, which has float registers. */
366 init_monitor_ops (&sh3e_ops
);
368 sh3e_ops
.to_shortname
= "sh3e";
369 sh3e_ops
.to_longname
= "Hitachi SH-3E rom monitor";
372 /* We can download through the parallel port too. */
373 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
374 "Specify the serial device it is connected to.\n"
375 "If you want to use the parallel port to download to it, specify that\n"
376 "as an additional second argument.";
378 sh3e_ops
.to_open
= sh3e_open
;
379 sh3e_ops
.to_close
= sh3_close
;
381 add_target (&sh3e_ops
);
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