Commit | Line | Data |
---|---|---|
c906108c | 1 | /* Remote target glue for the Hitachi SH-3 ROM monitor. |
b4a20239 | 2 | Copyright 1995, 1996, 2000 Free Software Foundation, Inc. |
c906108c | 3 | |
c5aa993b | 4 | This file is part of GDB. |
c906108c | 5 | |
c5aa993b JM |
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. | |
c906108c | 10 | |
c5aa993b JM |
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. | |
c906108c | 15 | |
c5aa993b JM |
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. */ | |
c906108c SS |
20 | |
21 | #include "defs.h" | |
22 | #include "gdbcore.h" | |
23 | #include "target.h" | |
24 | #include "monitor.h" | |
25 | #include "serial.h" | |
26 | #include "srec.h" | |
b4a20239 | 27 | #include "arch-utils.h" |
c906108c SS |
28 | |
29 | static serial_t parallel; | |
30 | static int parallel_in_use; | |
31 | ||
a14ed312 | 32 | static void sh3_open (char *args, int from_tty); |
c906108c SS |
33 | |
34 | static void | |
fba45db2 | 35 | sh3_supply_register (char *regname, int regnamelen, char *val, int vallen) |
c906108c SS |
36 | { |
37 | int numregs; | |
38 | int regno; | |
39 | ||
40 | numregs = 1; | |
41 | regno = -1; | |
42 | ||
43 | if (regnamelen == 2) | |
44 | { | |
45 | switch (regname[0]) | |
46 | { | |
47 | case 'S': | |
48 | if (regname[1] == 'R') | |
49 | regno = SR_REGNUM; | |
50 | break; | |
51 | case 'P': | |
52 | if (regname[1] == 'C') | |
53 | regno = PC_REGNUM; | |
54 | else if (regname[1] == 'R') | |
55 | regno = PR_REGNUM; | |
56 | break; | |
57 | } | |
58 | } | |
59 | else if (regnamelen == 3) | |
60 | { | |
61 | switch (regname[0]) | |
62 | { | |
63 | case 'G': | |
64 | case 'V': | |
65 | if (regname[1] == 'B' && regname[2] == 'R') | |
7a292a7a SS |
66 | { |
67 | if (regname[0] == 'G') | |
68 | regno = VBR_REGNUM; | |
69 | else | |
70 | regno = GBR_REGNUM; | |
71 | } | |
c906108c SS |
72 | break; |
73 | case 'S': | |
74 | if (regname[1] == 'S' && regname[2] == 'R') | |
cc17453a | 75 | regno = gdbarch_tdep (current_gdbarch)->SSR_REGNUM; |
c906108c | 76 | else if (regname[1] == 'P' && regname[2] == 'C') |
cc17453a | 77 | regno = gdbarch_tdep (current_gdbarch)->SPC_REGNUM; |
c906108c SS |
78 | break; |
79 | } | |
80 | } | |
81 | else if (regnamelen == 4) | |
82 | { | |
83 | switch (regname[0]) | |
84 | { | |
85 | case 'M': | |
86 | if (regname[1] == 'A' && regname[2] == 'C') | |
7a292a7a SS |
87 | { |
88 | if (regname[3] == 'H') | |
89 | regno = MACH_REGNUM; | |
90 | else if (regname[3] == 'L') | |
91 | regno = MACL_REGNUM; | |
92 | } | |
c906108c SS |
93 | break; |
94 | case 'R': | |
95 | if (regname[1] == '0' && regname[2] == '-' && regname[3] == '7') | |
96 | { | |
97 | regno = R0_REGNUM; | |
98 | numregs = 8; | |
99 | } | |
100 | } | |
101 | } | |
102 | else if (regnamelen == 5) | |
103 | { | |
104 | if (regname[1] == '8' && regname[2] == '-' && regname[3] == '1' | |
c5aa993b | 105 | && regname[4] == '5') |
c906108c SS |
106 | { |
107 | regno = R0_REGNUM + 8; | |
108 | numregs = 8; | |
109 | } | |
110 | } | |
111 | else if (regnamelen == 17) | |
112 | { | |
113 | } | |
114 | ||
115 | if (regno >= 0) | |
116 | while (numregs-- > 0) | |
117 | val = monitor_supply_register (regno++, val); | |
118 | } | |
119 | ||
120 | static void | |
fba45db2 | 121 | sh3_load (serial_t desc, char *file, int hashmark) |
c906108c | 122 | { |
c5aa993b | 123 | if (parallel_in_use) |
c906108c | 124 | { |
c5aa993b | 125 | monitor_printf ("pl;s\r"); |
c906108c SS |
126 | load_srec (parallel, file, 0, 80, SREC_ALL, hashmark, NULL); |
127 | monitor_expect_prompt (NULL, 0); | |
128 | } | |
c5aa993b | 129 | else |
c906108c SS |
130 | { |
131 | monitor_printf ("il;s:x\r"); | |
c5aa993b JM |
132 | monitor_expect ("\005", NULL, 0); /* Look for ENQ */ |
133 | SERIAL_WRITE (desc, "\006", 1); /* Send ACK */ | |
134 | monitor_expect ("LO x\r", NULL, 0); /* Look for filename */ | |
c906108c SS |
135 | |
136 | load_srec (desc, file, 0, 80, SREC_ALL, hashmark, NULL); | |
137 | ||
c5aa993b JM |
138 | monitor_expect ("\005", NULL, 0); /* Look for ENQ */ |
139 | SERIAL_WRITE (desc, "\006", 1); /* Send ACK */ | |
c906108c SS |
140 | monitor_expect_prompt (NULL, 0); |
141 | } | |
142 | } | |
143 | ||
144 | /* This array of registers need to match the indexes used by GDB. | |
145 | This exists because the various ROM monitors use different strings | |
146 | than does GDB, and don't necessarily support all the registers | |
147 | either. So, typing "info reg sp" becomes a "r30". */ | |
148 | ||
cc17453a | 149 | static char *sh3_regnames[] = |
c5aa993b JM |
150 | { |
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", | |
c906108c SS |
154 | NULL, NULL, |
155 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
156 | NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, | |
157 | "SSR", "SPC", | |
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" | |
162 | }; | |
163 | ||
cc17453a | 164 | static char *sh3e_regnames[] = |
c5aa993b JM |
165 | { |
166 | "R0", "R1", "R2", "R3", "R4", "R5", "R6", "R7", | |
167 | "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15", | |
168 | "PC", "PR", "GBR", "VBR", "MACH", "MACL", "SR", | |
c906108c SS |
169 | "FPUL", "FPSCR", |
170 | "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7", | |
171 | "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15", | |
c5aa993b | 172 | "SSR", "SPC", |
c906108c SS |
173 | "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0", |
174 | "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0", | |
175 | "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1", | |
176 | "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1" | |
177 | }; | |
178 | ||
179 | /* Define the monitor command strings. Since these are passed directly | |
180 | through to a printf style function, we may include formatting | |
181 | strings. We also need a CR or LF on the end. */ | |
182 | ||
183 | static struct target_ops sh3_ops, sh3e_ops; | |
184 | ||
c5aa993b JM |
185 | static char *sh3_inits[] = |
186 | {"\003", NULL}; /* Exits sub-command mode & download cmds */ | |
c906108c | 187 | |
c5aa993b | 188 | static struct monitor_ops sh3_cmds; |
c906108c | 189 | |
c5aa993b JM |
190 | static void |
191 | init_sh3_cmds (void) | |
c906108c | 192 | { |
c5aa993b JM |
193 | sh3_cmds.flags = MO_CLR_BREAK_USES_ADDR | MO_GETMEM_READ_SINGLE; /* flags */ |
194 | sh3_cmds.init = sh3_inits; /* monitor init string */ | |
195 | sh3_cmds.cont = "g\r"; /* continue command */ | |
196 | sh3_cmds.step = "s\r"; /* single step */ | |
197 | sh3_cmds.stop = "\003"; /* Interrupt program */ | |
198 | sh3_cmds.set_break = "b %x\r"; /* set a breakpoint */ | |
199 | sh3_cmds.clr_break = "b -%x\r"; /* clear a breakpoint */ | |
200 | sh3_cmds.clr_all_break = "b -\r"; /* clear all breakpoints */ | |
201 | sh3_cmds.fill = "f %x @%x %x\r"; /* fill (start len val) */ | |
202 | sh3_cmds.setmem.cmdb = "m %x %x\r"; /* setmem.cmdb (addr, value) */ | |
203 | sh3_cmds.setmem.cmdw = "m %x %x;w\r"; /* setmem.cmdw (addr, value) */ | |
204 | sh3_cmds.setmem.cmdl = "m %x %x;l\r"; /* setmem.cmdl (addr, value) */ | |
205 | sh3_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */ | |
206 | sh3_cmds.setmem.resp_delim = NULL; /* setreg.resp_delim */ | |
207 | sh3_cmds.setmem.term = NULL; /* setreg.term */ | |
208 | sh3_cmds.setmem.term_cmd = NULL; /* setreg.term_cmd */ | |
209 | sh3_cmds.getmem.cmdb = "m %x\r"; /* getmem.cmdb (addr, len) */ | |
210 | sh3_cmds.getmem.cmdw = "m %x;w\r"; /* getmem.cmdw (addr, len) */ | |
211 | sh3_cmds.getmem.cmdl = "m %x;l\r"; /* getmem.cmdl (addr, len) */ | |
212 | sh3_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */ | |
213 | sh3_cmds.getmem.resp_delim = "^ [0-9A-F]+ "; /* getmem.resp_delim */ | |
214 | sh3_cmds.getmem.term = "? "; /* getmem.term */ | |
215 | sh3_cmds.getmem.term_cmd = ".\r"; /* getmem.term_cmd */ | |
216 | sh3_cmds.setreg.cmd = ".%s %x\r"; /* setreg.cmd (name, value) */ | |
217 | sh3_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */ | |
218 | sh3_cmds.setreg.term = NULL; /* setreg.term */ | |
219 | sh3_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */ | |
220 | sh3_cmds.getreg.cmd = ".%s\r"; /* getreg.cmd (name) */ | |
221 | sh3_cmds.getreg.resp_delim = "="; /* getreg.resp_delim */ | |
222 | sh3_cmds.getreg.term = "? "; /* getreg.term */ | |
223 | sh3_cmds.getreg.term_cmd = ".\r"; /* getreg.term_cmd */ | |
224 | sh3_cmds.dump_registers = "r\r"; /* dump_registers */ | |
225 | sh3_cmds.register_pattern = "\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)"; | |
226 | sh3_cmds.supply_register = sh3_supply_register; /* supply_register */ | |
227 | sh3_cmds.load_routine = sh3_load; /* load_routine */ | |
228 | sh3_cmds.load = NULL; /* download command */ | |
229 | sh3_cmds.loadresp = NULL; /* Load response */ | |
230 | sh3_cmds.prompt = "\n:"; /* monitor command prompt */ | |
231 | sh3_cmds.line_term = "\r"; /* end-of-line terminator */ | |
232 | sh3_cmds.cmd_end = ".\r"; /* optional command terminator */ | |
233 | sh3_cmds.target = &sh3_ops; /* target operations */ | |
234 | sh3_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */ | |
235 | sh3_cmds.regnames = sh3_regnames; /* registers names */ | |
236 | sh3_cmds.magic = MONITOR_OPS_MAGIC; /* magic */ | |
237 | } /* init_sh3_cmds */ | |
c906108c SS |
238 | |
239 | /* This monitor structure is identical except for a couple slots, so | |
240 | we will fill it in from the base structure when needed. */ | |
241 | ||
242 | static struct monitor_ops sh3e_cmds; | |
243 | ||
244 | static void | |
fba45db2 | 245 | sh3_open (char *args, int from_tty) |
c906108c SS |
246 | { |
247 | char *serial_port_name = args; | |
248 | char *parallel_port_name = 0; | |
249 | ||
c5aa993b | 250 | if (args) |
c906108c SS |
251 | { |
252 | char *cursor = serial_port_name = strsave (args); | |
253 | ||
254 | while (*cursor && *cursor != ' ') | |
c5aa993b | 255 | cursor++; |
c906108c SS |
256 | |
257 | if (*cursor) | |
258 | *cursor++ = 0; | |
259 | ||
260 | while (*cursor == ' ') | |
261 | cursor++; | |
262 | ||
263 | if (*cursor) | |
264 | parallel_port_name = cursor; | |
265 | } | |
266 | ||
267 | monitor_open (serial_port_name, &sh3_cmds, from_tty); | |
268 | ||
269 | if (parallel_port_name) | |
270 | { | |
271 | parallel = SERIAL_OPEN (parallel_port_name); | |
272 | ||
273 | if (!parallel) | |
274 | perror_with_name ("Unable to open parallel port."); | |
275 | ||
276 | parallel_in_use = 1; | |
277 | } | |
278 | ||
279 | /* If we connected successfully, we know the processor is an SH3. */ | |
280 | set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3); | |
281 | } | |
282 | ||
283 | ||
284 | static void | |
fba45db2 | 285 | sh3e_open (char *args, int from_tty) |
c906108c SS |
286 | { |
287 | char *serial_port_name = args; | |
288 | char *parallel_port_name = 0; | |
289 | ||
c5aa993b | 290 | if (args) |
c906108c SS |
291 | { |
292 | char *cursor = serial_port_name = strsave (args); | |
293 | ||
294 | while (*cursor && *cursor != ' ') | |
c5aa993b | 295 | cursor++; |
c906108c SS |
296 | |
297 | if (*cursor) | |
298 | *cursor++ = 0; | |
299 | ||
300 | while (*cursor == ' ') | |
301 | cursor++; | |
302 | ||
303 | if (*cursor) | |
304 | parallel_port_name = cursor; | |
305 | } | |
306 | ||
307 | /* Set up the SH-3E monitor commands structure. */ | |
308 | ||
309 | memcpy (&sh3e_cmds, &sh3_cmds, sizeof (struct monitor_ops)); | |
310 | ||
311 | sh3e_cmds.target = &sh3e_ops; | |
312 | sh3e_cmds.regnames = sh3e_regnames; | |
313 | ||
314 | monitor_open (serial_port_name, &sh3e_cmds, from_tty); | |
315 | ||
316 | if (parallel_port_name) | |
317 | { | |
318 | parallel = SERIAL_OPEN (parallel_port_name); | |
319 | ||
320 | if (!parallel) | |
321 | perror_with_name ("Unable to open parallel port."); | |
322 | ||
323 | parallel_in_use = 1; | |
324 | } | |
325 | ||
326 | /* If we connected successfully, we know the processor is an SH3E. */ | |
327 | set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3); | |
328 | } | |
329 | ||
330 | static void | |
fba45db2 | 331 | sh3_close (int quitting) |
c906108c SS |
332 | { |
333 | monitor_close (quitting); | |
c5aa993b JM |
334 | if (parallel_in_use) |
335 | { | |
336 | SERIAL_CLOSE (parallel); | |
337 | parallel_in_use = 0; | |
338 | } | |
c906108c SS |
339 | } |
340 | ||
341 | void | |
fba45db2 | 342 | _initialize_sh3_rom (void) |
c906108c | 343 | { |
c5aa993b | 344 | init_sh3_cmds (); |
c906108c SS |
345 | init_monitor_ops (&sh3_ops); |
346 | ||
347 | sh3_ops.to_shortname = "sh3"; | |
348 | sh3_ops.to_longname = "Hitachi SH-3 rom monitor"; | |
349 | ||
c5aa993b | 350 | sh3_ops.to_doc = |
c906108c SS |
351 | #ifdef _WINDOWS |
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)"; | |
357 | #else | |
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)."; | |
360 | #endif | |
361 | ||
362 | sh3_ops.to_open = sh3_open; | |
363 | sh3_ops.to_close = sh3_close; | |
364 | ||
365 | add_target (&sh3_ops); | |
366 | ||
367 | /* Setup the SH3e, which has float registers. */ | |
368 | ||
369 | init_monitor_ops (&sh3e_ops); | |
370 | ||
371 | sh3e_ops.to_shortname = "sh3e"; | |
372 | sh3e_ops.to_longname = "Hitachi SH-3E rom monitor"; | |
373 | ||
c5aa993b | 374 | sh3e_ops.to_doc = |
c906108c SS |
375 | #ifdef _WINDOWS |
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)"; | |
381 | #else | |
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)."; | |
384 | #endif | |
385 | ||
386 | sh3e_ops.to_open = sh3e_open; | |
387 | sh3e_ops.to_close = sh3_close; | |
388 | ||
389 | add_target (&sh3e_ops); | |
390 | } |