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
;
187 static void init_sh3_cmds(void)
189 sh3_cmds
.flags
= MO_CLR_BREAK_USES_ADDR
| MO_GETMEM_READ_SINGLE
; /* flags */
190 sh3_cmds
.init
= sh3_inits
; /* monitor init string */
191 sh3_cmds
.cont
= "g\r"; /* continue command */
192 sh3_cmds
.step
= "s\r"; /* single step */
193 sh3_cmds
.stop
= "\003"; /* Interrupt program */
194 sh3_cmds
.set_break
= "b %x\r"; /* set a breakpoint */
195 sh3_cmds
.clr_break
= "b -%x\r"; /* clear a breakpoint */
196 sh3_cmds
.clr_all_break
= "b -\r"; /* clear all breakpoints */
197 sh3_cmds
.fill
= "f %x @%x %x\r"; /* fill (start len val) */
198 sh3_cmds
.setmem
.cmdb
= "m %x %x\r"; /* setmem.cmdb (addr, value) */
199 sh3_cmds
.setmem
.cmdw
= "m %x %x;w\r"; /* setmem.cmdw (addr, value) */
200 sh3_cmds
.setmem
.cmdl
= "m %x %x;l\r"; /* setmem.cmdl (addr, value) */
201 sh3_cmds
.setmem
.cmdll
= NULL
; /* setmem.cmdll (addr, value) */
202 sh3_cmds
.setmem
.resp_delim
= NULL
; /* setreg.resp_delim */
203 sh3_cmds
.setmem
.term
= NULL
; /* setreg.term */
204 sh3_cmds
.setmem
.term_cmd
= NULL
; /* setreg.term_cmd */
205 sh3_cmds
.getmem
.cmdb
= "m %x\r"; /* getmem.cmdb (addr, len) */
206 sh3_cmds
.getmem
.cmdw
= "m %x;w\r"; /* getmem.cmdw (addr, len) */
207 sh3_cmds
.getmem
.cmdl
= "m %x;l\r"; /* getmem.cmdl (addr, len) */
208 sh3_cmds
.getmem
.cmdll
= NULL
; /* getmem.cmdll (addr, len) */
209 sh3_cmds
.getmem
.resp_delim
= "^ [0-9A-F]+ "; /* getmem.resp_delim */
210 sh3_cmds
.getmem
.term
= "? "; /* getmem.term */
211 sh3_cmds
.getmem
.term_cmd
= ".\r"; /* getmem.term_cmd */
212 sh3_cmds
.setreg
.cmd
= ".%s %x\r"; /* setreg.cmd (name, value) */
213 sh3_cmds
.setreg
.resp_delim
= NULL
; /* setreg.resp_delim */
214 sh3_cmds
.setreg
.term
= NULL
; /* setreg.term */
215 sh3_cmds
.setreg
.term_cmd
= NULL
; /* setreg.term_cmd */
216 sh3_cmds
.getreg
.cmd
= ".%s\r"; /* getreg.cmd (name) */
217 sh3_cmds
.getreg
.resp_delim
= "="; /* getreg.resp_delim */
218 sh3_cmds
.getreg
.term
= "? "; /* getreg.term */
219 sh3_cmds
.getreg
.term_cmd
= ".\r" ; /* getreg.term_cmd */
220 sh3_cmds
.dump_registers
= "r\r"; /* dump_registers */
221 sh3_cmds
.register_pattern
= "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)";
222 sh3_cmds
.supply_register
= sh3_supply_register
; /* supply_register */
223 sh3_cmds
.load_routine
= sh3_load
; /* load_routine */
224 sh3_cmds
.load
= NULL
; /* download command */
225 sh3_cmds
.loadresp
= NULL
; /* Load response */
226 sh3_cmds
.prompt
= "\n:"; /* monitor command prompt */
227 sh3_cmds
.line_term
= "\r"; /* end-of-line terminator */
228 sh3_cmds
.cmd_end
= ".\r"; /* optional command terminator */
229 sh3_cmds
.target
= &sh3_ops
; /* target operations */
230 sh3_cmds
.stopbits
= SERIAL_1_STOPBITS
; /* number of stop bits */
231 sh3_cmds
.regnames
= sh3_regnames
; /* registers names */
232 sh3_cmds
.magic
= MONITOR_OPS_MAGIC
; /* magic */
233 } /* init_sh3_cmds */
235 /* This monitor structure is identical except for a couple slots, so
236 we will fill it in from the base structure when needed. */
238 static struct monitor_ops sh3e_cmds
;
241 sh3_open (args
, from_tty
)
245 char *serial_port_name
= args
;
246 char *parallel_port_name
= 0;
250 char *cursor
= serial_port_name
= strsave (args
);
252 while (*cursor
&& *cursor
!= ' ')
258 while (*cursor
== ' ')
262 parallel_port_name
= cursor
;
265 monitor_open (serial_port_name
, &sh3_cmds
, from_tty
);
267 if (parallel_port_name
)
269 parallel
= SERIAL_OPEN (parallel_port_name
);
272 perror_with_name ("Unable to open parallel port.");
277 /* If we connected successfully, we know the processor is an SH3. */
278 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
283 sh3e_open (args
, from_tty
)
287 char *serial_port_name
= args
;
288 char *parallel_port_name
= 0;
292 char *cursor
= serial_port_name
= strsave (args
);
294 while (*cursor
&& *cursor
!= ' ')
300 while (*cursor
== ' ')
304 parallel_port_name
= cursor
;
307 /* Set up the SH-3E monitor commands structure. */
309 memcpy (&sh3e_cmds
, &sh3_cmds
, sizeof (struct monitor_ops
));
311 sh3e_cmds
.target
= &sh3e_ops
;
312 sh3e_cmds
.regnames
= sh3e_regnames
;
314 monitor_open (serial_port_name
, &sh3e_cmds
, from_tty
);
316 if (parallel_port_name
)
318 parallel
= SERIAL_OPEN (parallel_port_name
);
321 perror_with_name ("Unable to open parallel port.");
326 /* If we connected successfully, we know the processor is an SH3E. */
327 set_architecture_from_arch_mach (bfd_arch_sh
, bfd_mach_sh3
);
334 monitor_close (quitting
);
335 if (parallel_in_use
) {
336 SERIAL_CLOSE (parallel
);
342 _initialize_sh3_rom ()
345 init_monitor_ops (&sh3_ops
);
347 sh3_ops
.to_shortname
= "sh3";
348 sh3_ops
.to_longname
= "Hitachi SH-3 rom monitor";
352 /* On windows we can talk through the parallel port too. */
353 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n"
354 "Specify the serial device it is connected to (e.g. com2).\n"
355 "If you want to use the parallel port to download to it, specify that\n"
356 "as the second argument. (e.g. lpt1)";
358 "Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
359 Specify the serial device it is connected to (e.g. /dev/ttya).";
362 sh3_ops
.to_open
= sh3_open
;
363 sh3_ops
.to_close
= sh3_close
;
365 add_target (&sh3_ops
);
367 /* Setup the SH3e, which has float registers. */
369 init_monitor_ops (&sh3e_ops
);
371 sh3e_ops
.to_shortname
= "sh3e";
372 sh3e_ops
.to_longname
= "Hitachi SH-3E rom monitor";
376 /* On windows we can talk through the parallel port too. */
377 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
378 "Specify the serial device it is connected to (e.g. com2).\n"
379 "If you want to use the parallel port to download to it, specify that\n"
380 "as the second argument. (e.g. lpt1)";
382 "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
383 Specify the serial device it is connected to (e.g. /dev/ttya).";
386 sh3e_ops
.to_open
= sh3e_open
;
387 sh3e_ops
.to_close
= sh3_close
;
389 add_target (&sh3e_ops
);
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