[deliverable/binutils-gdb.git] / gdb / sh3-rom.c

/* Remote target glue for the Hitachi SH-3 ROM monitor.
   Copyright 1995, 1996 Free Software Foundation, Inc.

This file is part of GDB.

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"
#include "serial.h"
#include "srec.h"

static serial_t parallel;
static int parallel_in_use;

static void sh3_open PARAMS ((char *args, int from_tty));

static void
sh3_supply_register (regname, regnamelen, val, vallen)
     char *regname;
     int regnamelen;
     char *val;
     int vallen;
{
  int numregs;
  int regno;

  numregs = 1;
  regno = -1;

  if (regnamelen == 2)
    {
      switch (regname[0])
	{
	case 'S':
	  if (regname[1] == 'R')
	    regno = SR_REGNUM;
	  break;
	case 'P':
	  if (regname[1] == 'C')
	    regno = PC_REGNUM;
	  else if (regname[1] == 'R')
	    regno = PR_REGNUM;
	  break;
	}
    }
  else if (regnamelen == 3)
    {
      switch (regname[0])
	{
	case 'G':
	case 'V':
	  if (regname[1] == 'B' && regname[2] == 'R')
	    {
	      if (regname[0] == 'G')
		regno = VBR_REGNUM;
	      else
		regno = GBR_REGNUM;
	    }
	  break;
	case 'S':
	  if (regname[1] == 'S' && regname[2] == 'R')
	    regno = SSR_REGNUM;
	  else if (regname[1] == 'P' && regname[2] == 'C')
	    regno = SPC_REGNUM;
	  break;
	}
    }
  else if (regnamelen == 4)
    {
      switch (regname[0])
	{
	case 'M':
	  if (regname[1] == 'A' && regname[2] == 'C')
	    {
	      if (regname[3] == 'H')
		regno = MACH_REGNUM;
	      else if (regname[3] == 'L')
		regno = MACL_REGNUM;
	    }
	  break;
	case 'R':
	  if (regname[1] == '0' && regname[2] == '-' && regname[3] == '7')
	    {
	      regno = R0_REGNUM;
	      numregs = 8;
	    }
	}
    }
  else if (regnamelen == 5)
    {
      if (regname[1] == '8' && regname[2] == '-' && regname[3] == '1'
	  && regname[4] =='5')
	{
	  regno = R0_REGNUM + 8;
	  numregs = 8;
	}
    }
  else if (regnamelen == 17)
    {
    }

  if (regno >= 0)
    while (numregs-- > 0)
      val = monitor_supply_register (regno++, val);
}

static void
sh3_load (desc, file, hashmark)
     serial_t desc;
     char *file;
     int hashmark;
{
  if (parallel_in_use) 
    {
      monitor_printf("pl;s\r");
      load_srec (parallel, file, 0, 80, SREC_ALL, hashmark, NULL);
      monitor_expect_prompt (NULL, 0);
    }
  else 
    {
      monitor_printf ("il;s:x\r");
      monitor_expect ("\005", NULL, 0); /* Look for ENQ */
      SERIAL_WRITE (desc, "\006", 1); /* Send ACK */
      monitor_expect ("LO x\r", NULL, 0); /* Look for filename */

      load_srec (desc, file, 0, 80, SREC_ALL, hashmark, NULL);

      monitor_expect ("\005", NULL, 0); /* Look for ENQ */
      SERIAL_WRITE (desc, "\006", 1); /* Send ACK */
      monitor_expect_prompt (NULL, 0);
    }
}

/* This array of registers need to match the indexes used by GDB.
   This exists because the various ROM monitors use different strings
   than does GDB, and don't necessarily support all the registers
   either. So, typing "info reg sp" becomes a "r30".  */

static char *sh3_regnames[NUM_REGS] = {
  "R0", "R1", "R2",  "R3", "R4",  "R5",   "R6",  "R7",
  "R8", "R9", "R10", "R11","R12", "R13",  "R14", "R15",
  "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
  NULL, NULL,
  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  "SSR", "SPC",
  "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
  "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
  "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
  "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
};

static char *sh3e_regnames[NUM_REGS] = {
  "R0", "R1", "R2",  "R3", "R4",  "R5",   "R6",  "R7",
  "R8", "R9", "R10", "R11","R12", "R13",  "R14", "R15",
  "PC", "PR", "GBR", "VBR","MACH","MACL", "SR",
  "FPUL", "FPSCR",
  "FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
  "FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
  "SSR","SPC",
  "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
  "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
  "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
  "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
};

/* Define the monitor command strings. Since these are passed directly
   through to a printf style function, we may include formatting
   strings. We also need a CR or LF on the end.  */

static struct target_ops sh3_ops, sh3e_ops;

static char *sh3_inits[] = {"\003", NULL}; /* Exits sub-command mode & download cmds */

static struct monitor_ops sh3_cmds ;

static void 
init_sh3_cmds(void)
{
  sh3_cmds.flags =   MO_CLR_BREAK_USES_ADDR | MO_GETMEM_READ_SINGLE ;	/* flags */
  sh3_cmds.init =   sh3_inits;		/* monitor init string */
  sh3_cmds.cont =   "g\r";		/* continue command */
  sh3_cmds.step =   "s\r";		/* single step */
  sh3_cmds.stop =   "\003";		/* Interrupt program */
  sh3_cmds.set_break =   "b %x\r";	/* set a breakpoint */
  sh3_cmds.clr_break =   "b -%x\r";	/* clear a breakpoint */
  sh3_cmds.clr_all_break =   "b -\r";	/* clear all breakpoints */
  sh3_cmds.fill =   "f %x @%x %x\r";		/* fill (start len val) */
  sh3_cmds.setmem.cmdb =     "m %x %x\r";	/* setmem.cmdb (addr, value) */
  sh3_cmds.setmem.cmdw =     "m %x %x;w\r";	/* setmem.cmdw (addr, value) */
  sh3_cmds.setmem.cmdl =     "m %x %x;l\r";	/* setmem.cmdl (addr, value) */
  sh3_cmds.setmem.cmdll =     NULL;		/* setmem.cmdll (addr, value) */
  sh3_cmds.setmem.resp_delim =     NULL;	/* setreg.resp_delim */
  sh3_cmds.setmem.term =     NULL;		/* setreg.term */
  sh3_cmds.setmem.term_cmd =     NULL;		/* setreg.term_cmd */
  sh3_cmds.getmem.cmdb =     "m %x\r";		/* getmem.cmdb (addr, len) */
  sh3_cmds.getmem.cmdw =     "m %x;w\r";	/* getmem.cmdw (addr, len) */
  sh3_cmds.getmem.cmdl =     "m %x;l\r";	/* getmem.cmdl (addr, len) */
  sh3_cmds.getmem.cmdll =     NULL;		/* getmem.cmdll (addr, len) */
  sh3_cmds.getmem.resp_delim =     "^ [0-9A-F]+ "; /* getmem.resp_delim */
  sh3_cmds.getmem.term =     "? ";		/* getmem.term */
  sh3_cmds.getmem.term_cmd =     ".\r";		/* getmem.term_cmd */
  sh3_cmds.setreg.cmd =     ".%s %x\r";		/* setreg.cmd (name, value) */
  sh3_cmds.setreg.resp_delim =     NULL;	/* setreg.resp_delim */
  sh3_cmds.setreg.term =     NULL;		/* setreg.term */
  sh3_cmds.setreg.term_cmd =     NULL;		/* setreg.term_cmd */
  sh3_cmds.getreg.cmd =     ".%s\r";		/* getreg.cmd (name) */
  sh3_cmds.getreg.resp_delim =     "=";		/* getreg.resp_delim */
  sh3_cmds.getreg.term =     "? ";		/* getreg.term */
  sh3_cmds.getreg.term_cmd =     ".\r"	;	/* getreg.term_cmd */
  sh3_cmds.dump_registers =   "r\r";		/* dump_registers */
  sh3_cmds.register_pattern = 	"\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)";
  sh3_cmds.supply_register =  sh3_supply_register ;	/* supply_register */
  sh3_cmds.load_routine =   sh3_load;		/* load_routine */
  sh3_cmds.load =   NULL;			/* download command */
  sh3_cmds.loadresp =   NULL;			/* Load response */
  sh3_cmds.prompt =   "\n:";			/* monitor command prompt */
  sh3_cmds.line_term =   "\r";			/* end-of-line terminator */
  sh3_cmds.cmd_end =   ".\r";			/* optional command terminator */
  sh3_cmds.target =   &sh3_ops;			/* target operations */
  sh3_cmds.stopbits =   SERIAL_1_STOPBITS;	/* number of stop bits */
  sh3_cmds.regnames =   sh3_regnames;		/* registers names */
  sh3_cmds.magic =   MONITOR_OPS_MAGIC	;	/* magic */
} /* init_sh3_cmds */

/* This monitor structure is identical except for a couple slots, so
   we will fill it in from the base structure when needed.  */

static struct monitor_ops sh3e_cmds;

static void
sh3_open (args, from_tty)
     char *args;
     int from_tty;
{
  char *serial_port_name = args;
  char *parallel_port_name = 0;

  if (args) 
    {
      char *cursor = serial_port_name = strsave (args);

      while (*cursor && *cursor != ' ')
 	cursor++;

      if (*cursor)
	*cursor++ = 0;

      while (*cursor == ' ')
	cursor++;

      if (*cursor)
	parallel_port_name = cursor;
    }

  monitor_open (serial_port_name, &sh3_cmds, from_tty);

  if (parallel_port_name)
    {
      parallel = SERIAL_OPEN (parallel_port_name);

      if (!parallel)
	perror_with_name ("Unable to open parallel port.");

      parallel_in_use = 1;
    }

  /* If we connected successfully, we know the processor is an SH3.  */
  set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3);
}


static void
sh3e_open (args, from_tty)
     char *args;
     int from_tty;
{
  char *serial_port_name = args;
  char *parallel_port_name = 0;

  if (args) 
    {
      char *cursor = serial_port_name = strsave (args);

      while (*cursor && *cursor != ' ')
 	cursor++;

      if (*cursor)
	*cursor++ = 0;

      while (*cursor == ' ')
	cursor++;

      if (*cursor)
	parallel_port_name = cursor;
    }

  /* Set up the SH-3E monitor commands structure.  */

  memcpy (&sh3e_cmds, &sh3_cmds, sizeof (struct monitor_ops));

  sh3e_cmds.target = &sh3e_ops;
  sh3e_cmds.regnames = sh3e_regnames;

  monitor_open (serial_port_name, &sh3e_cmds, from_tty);

  if (parallel_port_name)
    {
      parallel = SERIAL_OPEN (parallel_port_name);

      if (!parallel)
	perror_with_name ("Unable to open parallel port.");

      parallel_in_use = 1;
    }

  /* If we connected successfully, we know the processor is an SH3E.  */
  set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3);
}

static void
sh3_close (quitting)
     int quitting;
{
  monitor_close (quitting);
  if (parallel_in_use) {
    SERIAL_CLOSE (parallel);
    parallel_in_use = 0;
  }
}

void
_initialize_sh3_rom ()
{
  init_sh3_cmds() ;
  init_monitor_ops (&sh3_ops);

  sh3_ops.to_shortname = "sh3";
  sh3_ops.to_longname = "Hitachi SH-3 rom monitor";

  sh3_ops.to_doc = 
#ifdef _WINDOWS
  /* On windows we can talk through the parallel port too. */
    "Debug on a Hitachi eval board running the SH-3 rom monitor.\n"
    "Specify the serial device it is connected to (e.g. com2).\n"
    "If you want to use the parallel port to download to it, specify that\n"
    "as the second argument. (e.g. lpt1)";
#else
    "Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
#endif

  sh3_ops.to_open = sh3_open;
  sh3_ops.to_close = sh3_close;

  add_target (&sh3_ops);

  /* Setup the SH3e, which has float registers.  */

  init_monitor_ops (&sh3e_ops);

  sh3e_ops.to_shortname = "sh3e";
  sh3e_ops.to_longname = "Hitachi SH-3E rom monitor";

  sh3e_ops.to_doc = 
#ifdef _WINDOWS
  /* On windows we can talk through the parallel port too. */
    "Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
    "Specify the serial device it is connected to (e.g. com2).\n"
    "If you want to use the parallel port to download to it, specify that\n"
    "as the second argument. (e.g. lpt1)";
#else
    "Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
#endif

  sh3e_ops.to_open = sh3e_open;
  sh3e_ops.to_close = sh3_close;

  add_target (&sh3e_ops);
}
Commit	Line	Data
c906108c SS	1	/* Remote target glue for the Hitachi SH-3 ROM monitor.
	2	Copyright 1995, 1996 Free Software Foundation, Inc.
	3
	4	This file is part of GDB.
	5
	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.
	10
	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.
	15
	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. */
	19
	20	#include "defs.h"
	21	#include "gdbcore.h"
	22	#include "target.h"
	23	#include "monitor.h"
	24	#include "serial.h"
	25	#include "srec.h"
	26
	27	static serial_t parallel;
	28	static int parallel_in_use;
	29
	30	static void sh3_open PARAMS ((char *args, int from_tty));
	31
	32	static void
	33	sh3_supply_register (regname, regnamelen, val, vallen)
	34	char *regname;
	35	int regnamelen;
	36	char *val;
	37	int vallen;
	38	{
	39	int numregs;
	40	int regno;
	41
	42	numregs = 1;
	43	regno = -1;
	44
	45	if (regnamelen == 2)
	46	{
	47	switch (regname[0])
	48	{
	49	case 'S':
	50	if (regname[1] == 'R')
	51	regno = SR_REGNUM;
	52	break;
	53	case 'P':
	54	if (regname[1] == 'C')
	55	regno = PC_REGNUM;
	56	else if (regname[1] == 'R')
	57	regno = PR_REGNUM;
	58	break;
	59	}
	60	}
	61	else if (regnamelen == 3)
	62	{
	63	switch (regname[0])
	64	{
65	case 'G':
66	case 'V':
67	if (regname[1] == 'B' && regname[2] == 'R')
7a292a7a SS	68	{
	69	if (regname[0] == 'G')
	70	regno = VBR_REGNUM;
	71	else
	72	regno = GBR_REGNUM;
	73	}
c906108c SS	74	break;
	75	case 'S':
	76	if (regname[1] == 'S' && regname[2] == 'R')
	77	regno = SSR_REGNUM;
	78	else if (regname[1] == 'P' && regname[2] == 'C')
	79	regno = SPC_REGNUM;
	80	break;
	81	}
	82	}
	83	else if (regnamelen == 4)
	84	{
	85	switch (regname[0])
	86	{
	87	case 'M':
	88	if (regname[1] == 'A' && regname[2] == 'C')
7a292a7a SS	89	{
	90	if (regname[3] == 'H')
	91	regno = MACH_REGNUM;
	92	else if (regname[3] == 'L')
	93	regno = MACL_REGNUM;
	94	}
c906108c SS	95	break;
	96	case 'R':
	97	if (regname[1] == '0' && regname[2] == '-' && regname[3] == '7')
	98	{
	99	regno = R0_REGNUM;
	100	numregs = 8;
	101	}
	102	}
	103	}
	104	else if (regnamelen == 5)
	105	{
	106	if (regname[1] == '8' && regname[2] == '-' && regname[3] == '1'
	107	&& regname[4] =='5')
	108	{
	109	regno = R0_REGNUM + 8;
	110	numregs = 8;
	111	}
	112	}
	113	else if (regnamelen == 17)
	114	{
	115	}
	116
	117	if (regno >= 0)
	118	while (numregs-- > 0)
	119	val = monitor_supply_register (regno++, val);
	120	}
	121
	122	static void
	123	sh3_load (desc, file, hashmark)
	124	serial_t desc;
	125	char *file;
	126	int hashmark;
	127	{
	128	if (parallel_in_use)
	129	{
	130	monitor_printf("pl;s\r");
	131	load_srec (parallel, file, 0, 80, SREC_ALL, hashmark, NULL);
	132	monitor_expect_prompt (NULL, 0);
	133	}
	134	else
	135	{
	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 */
	140
	141	load_srec (desc, file, 0, 80, SREC_ALL, hashmark, NULL);
	142
	143	monitor_expect ("\005", NULL, 0); /* Look for ENQ */
	144	SERIAL_WRITE (desc, "\006", 1); /* Send ACK */
	145	monitor_expect_prompt (NULL, 0);
	146	}
	147	}
	148
	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". */
	153
	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",
	158	NULL, NULL,
159	NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
160	NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
161	"SSR", "SPC",
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"
166	};
167
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",
172	"FPUL", "FPSCR",
173	"FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
174	"FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
175	"SSR","SPC",
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"
180	};
181
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. */
185
186	static struct target_ops sh3_ops, sh3e_ops;
187
188	static char sh3_inits[] = {"\003", NULL}; / Exits sub-command mode & download cmds */
189
190	static struct monitor_ops sh3_cmds ;
191
192	static void
193	init_sh3_cmds(void)
194	{
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 */
240
241	/* This monitor structure is identical except for a couple slots, so
242	we will fill it in from the base structure when needed. */
243
244	static struct monitor_ops sh3e_cmds;
245
246	static void
247	sh3_open (args, from_tty)
248	char *args;
249	int from_tty;
250	{
251	char *serial_port_name = args;
252	char *parallel_port_name = 0;
253
254	if (args)
255	{
256	char *cursor = serial_port_name = strsave (args);
257
258	while (cursor && cursor != ' ')
259	cursor++;
260
261	if (*cursor)
262	*cursor++ = 0;
263
264	while (*cursor == ' ')
265	cursor++;
266
267	if (*cursor)
268	parallel_port_name = cursor;
269	}
270
271	monitor_open (serial_port_name, &sh3_cmds, from_tty);
272
273	if (parallel_port_name)
274	{
275	parallel = SERIAL_OPEN (parallel_port_name);
276
277	if (!parallel)
278	perror_with_name ("Unable to open parallel port.");
279
280	parallel_in_use = 1;
281	}
282
283	/* If we connected successfully, we know the processor is an SH3. */
284	set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3);
285	}
286
287
288	static void
289	sh3e_open (args, from_tty)
290	char *args;
291	int from_tty;
292	{
293	char *serial_port_name = args;
294	char *parallel_port_name = 0;
295
296	if (args)
297	{
298	char *cursor = serial_port_name = strsave (args);
299
300	while (cursor && cursor != ' ')
301	cursor++;
302
303	if (*cursor)
304	*cursor++ = 0;
305
306	while (*cursor == ' ')
307	cursor++;
308
309	if (*cursor)
310	parallel_port_name = cursor;
311	}
312
313	/* Set up the SH-3E monitor commands structure. */
314
315	memcpy (&sh3e_cmds, &sh3_cmds, sizeof (struct monitor_ops));
316
317	sh3e_cmds.target = &sh3e_ops;
318	sh3e_cmds.regnames = sh3e_regnames;
319
320	monitor_open (serial_port_name, &sh3e_cmds, from_tty);
321
322	if (parallel_port_name)
323	{
324	parallel = SERIAL_OPEN (parallel_port_name);
325
326	if (!parallel)
327	perror_with_name ("Unable to open parallel port.");
328
329	parallel_in_use = 1;
330	}
331
332	/* If we connected successfully, we know the processor is an SH3E. */
333	set_architecture_from_arch_mach (bfd_arch_sh, bfd_mach_sh3);
334	}
335
336	static void
337	sh3_close (quitting)
338	int quitting;
339	{
340	monitor_close (quitting);
341	if (parallel_in_use) {
342	SERIAL_CLOSE (parallel);
343	parallel_in_use = 0;
344	}
345	}
346
347	void
348	_initialize_sh3_rom ()
349	{
350	init_sh3_cmds() ;
351	init_monitor_ops (&sh3_ops);
352
353	sh3_ops.to_shortname = "sh3";
354	sh3_ops.to_longname = "Hitachi SH-3 rom monitor";
355
356	sh3_ops.to_doc =
357	#ifdef _WINDOWS
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)";
363	#else
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).";
366	#endif
367
368	sh3_ops.to_open = sh3_open;
369	sh3_ops.to_close = sh3_close;
370
371	add_target (&sh3_ops);
372
373	/* Setup the SH3e, which has float registers. */
374
375	init_monitor_ops (&sh3e_ops);
376
377	sh3e_ops.to_shortname = "sh3e";
378	sh3e_ops.to_longname = "Hitachi SH-3E rom monitor";
379
380	sh3e_ops.to_doc =
381	#ifdef _WINDOWS
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)";
387	#else
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).";
390	#endif
391
392	sh3e_ops.to_open = sh3e_open;
393	sh3e_ops.to_close = sh3_close;
394
395	add_target (&sh3e_ops);
396	}