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

/* 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.  */
  sh_set_processor_type ("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.  */
  sh_set_processor_type ("sh3e");
}

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_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
1480482a	1	/* Remote target glue for the Hitachi SH-3 ROM monitor.
c84e5000	2	Copyright 1995, 1996 Free Software Foundation, Inc.
1480482a SG	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"
5c8ba017	25	#include "srec.h"
1480482a	26
c84e5000 SC	27	static serial_t parallel;
	28	static int parallel_in_use;
	29
1480482a SG	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)
00dd4fd9 SS	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	}
1480482a	61	else if (regnamelen == 3)
00dd4fd9 SS	62	{
	63	switch (regname[0])
	64	{
	65	case 'G':
	66	case 'V':
	67	if (regname[1] == 'B' && regname[2] == 'R')
	68	if (regname[0] == 'G')
	69	regno = VBR_REGNUM;
	70	else
	71	regno = GBR_REGNUM;
	72	break;
00dd4fd9 SS	73	case 'S':
	74	if (regname[1] == 'S' && regname[2] == 'R')
	75	regno = SSR_REGNUM;
	76	else if (regname[1] == 'P' && regname[2] == 'C')
	77	regno = SPC_REGNUM;
	78	break;
00dd4fd9 SS	79	}
00dd4fd9 SS	80	}
1480482a	81	else if (regnamelen == 4)
00dd4fd9 SS	82	{
	83	switch (regname[0])
	84	{
	85	case 'M':
	86	if (regname[1] == 'A' && regname[2] == 'C')
	87	if (regname[3] == 'H')
	88	regno = MACH_REGNUM;
	89	else if (regname[3] == 'L')
	90	regno = MACL_REGNUM;
	91	break;
	92	case 'R':
	93	if (regname[1] == '0' && regname[2] == '-' && regname[3] == '7')
	94	{
	95	regno = R0_REGNUM;
	96	numregs = 8;
	97	}
	98	}
	99	}
1480482a	100	else if (regnamelen == 5)
00dd4fd9 SS	101	{
	102	if (regname[1] == '8' && regname[2] == '-' && regname[3] == '1'
	103	&& regname[4] =='5')
	104	{
	105	regno = R0_REGNUM + 8;
	106	numregs = 8;
	107	}
	108	}
12ffa10c SS	109	else if (regnamelen == 17)
	110	{
	111	}
	112
1480482a SG	113	if (regno >= 0)
	114	while (numregs-- > 0)
	115	val = monitor_supply_register (regno++, val);
	116	}
	117
5c8ba017 SG	118	static void
	119	sh3_load (desc, file, hashmark)
	120	serial_t desc;
	121	char *file;
	122	int hashmark;
	123	{
c84e5000 SC	124	if (parallel_in_use)
	125	{
	126	monitor_printf("pl;s\r");
c92f31c6	127	load_srec (parallel, file, 80, SREC_ALL, hashmark, NULL);
c84e5000 SC	128	monitor_expect_prompt (NULL, 0);
	129	}
	130	else
	131	{
	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 */
5c8ba017	136
c92f31c6	137	load_srec (desc, file, 80, SREC_ALL, hashmark, NULL);
5c8ba017	138
c84e5000 SC	139	monitor_expect ("\005", NULL, 0); /* Look for ENQ */
	140	SERIAL_WRITE (desc, "\006", 1); /* Send ACK */
	141	monitor_expect_prompt (NULL, 0);
	142	}
5c8ba017 SG	143	}
5c8ba017 SG	144
1480482a SG	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". */
	149
	150	static char *sh3_regnames[NUM_REGS] = {
00dd4fd9 SS	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",
12ffa10c SS	154	NULL, NULL,
	155	NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
	156	NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
05535e79 SS	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",
12ffa10c	161	"R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
05535e79 SS	162	};
	163
	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",
12ffa10c SS	168	"FPUL", "FPSCR",
	169	"FR0", "FR1", "FR2", "FR3", "FR4", "FR5", "FR6", "FR7",
	170	"FR8", "FR9", "FR10", "FR11", "FR12", "FR13", "FR14", "FR15",
05535e79	171	"SSR","SPC",
00dd4fd9 SS	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",
12ffa10c	175	"R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
00dd4fd9	176	};
1480482a SG	177
	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. */
	181
05535e79	182	static struct target_ops sh3_ops, sh3e_ops;
1480482a SG	183
	184	static char sh3_inits[] = {"\003", NULL}; / Exits sub-command mode & download cmds */
	185
	186	static struct monitor_ops sh3_cmds =
	187	{
283dc598 SG	188	MO_CLR_BREAK_USES_ADDR
283dc598 SG	189	\| MO_GETMEM_READ_SINGLE, /* flags */
1480482a SG	190	sh3_inits, /* monitor init string */
	191	"g\r", /* continue command */
	192	"s\r", /* single step */
	193	"\003", /* Interrupt program */
	194	"b %x\r", /* set a breakpoint */
	195	"b -%x\r", /* clear a breakpoint */
	196	"b -\r", /* clear all breakpoints */
	197	"f %x @%x %x\r", /* fill (start len val) */
	198	{
	199	"m %x %x\r", /* setmem.cmdb (addr, value) */
	200	"m %x %x;w\r", /* setmem.cmdw (addr, value) */
	201	"m %x %x;l\r", /* setmem.cmdl (addr, value) */
	202	NULL, /* setmem.cmdll (addr, value) */
	203	NULL, /* setreg.resp_delim */
	204	NULL, /* setreg.term */
	205	NULL, /* setreg.term_cmd */
	206	},
	207	{
283dc598 SG	208	"m %x\r", /* getmem.cmdb (addr, len) */
	209	"m %x;w\r", /* getmem.cmdw (addr, len) */
	210	"m %x;l\r", /* getmem.cmdl (addr, len) */
1480482a	211	NULL, /* getmem.cmdll (addr, len) */
283dc598 SG	212	"^ [0-9A-F]+ ", /* getmem.resp_delim */
	213	"? ", /* getmem.term */
	214	".\r", /* getmem.term_cmd */
1480482a SG	215	},
	216	{
	217	".%s %x\r", /* setreg.cmd (name, value) */
	218	NULL, /* setreg.resp_delim */
	219	NULL, /* setreg.term */
	220	NULL /* setreg.term_cmd */
	221	},
	222	{
	223	".%s\r", /* getreg.cmd (name) */
	224	"=", /* getreg.resp_delim */
	225	"? ", /* getreg.term */
	226	".\r" /* getreg.term_cmd */
	227	},
	228	"r\r", /* dump_registers */
	229	/* register_pattern */
	230	"\\(\\w+\\)=\\([0-9a-fA-F]+\\( +[0-9a-fA-F]+\\b\\)*\\)",
	231	sh3_supply_register, /* supply_register */
5c8ba017 SG	232	sh3_load, /* load_routine */
5c8ba017 SG	233	NULL, /* download command */
1480482a SG	234	NULL, /* Load response */
	235	"\n:", /* monitor command prompt */
	236	"\r", /* end-of-line terminator */
	237	".\r", /* optional command terminator */
	238	&sh3_ops, /* target operations */
	239	SERIAL_1_STOPBITS, /* number of stop bits */
	240	sh3_regnames, /* registers names */
	241	MONITOR_OPS_MAGIC /* magic */
	242	};
	243
05535e79 SS	244	/* This monitor structure is identical except for a couple slots, so
	245	we will fill it in from the base structure when needed. */
	246
	247	static struct monitor_ops sh3e_cmds;
	248
1480482a SG	249	static void
	250	sh3_open (args, from_tty)
	251	char *args;
	252	int from_tty;
	253	{
c84e5000 SC	254	char *serial_port_name = args;
c84e5000 SC	255	char *parallel_port_name = 0;
00dd4fd9	256
c84e5000 SC	257	if (args)
c84e5000 SC	258	{
00dd4fd9	259	char *cursor = serial_port_name = strsave (args);
c84e5000 SC	260
	261	while (cursor && cursor != ' ')
	262	cursor++;
	263
	264	if (*cursor)
	265	*cursor++ = 0;
	266
	267	while (*cursor == ' ')
	268	cursor++;
	269
	270	if (*cursor)
	271	parallel_port_name = cursor;
	272	}
	273
	274	monitor_open (serial_port_name, &sh3_cmds, from_tty);
	275
	276	if (parallel_port_name)
	277	{
	278	parallel = SERIAL_OPEN (parallel_port_name);
00dd4fd9	279
c84e5000	280	if (!parallel)
00dd4fd9 SS	281	perror_with_name ("Unable to open parallel port.");
00dd4fd9 SS	282
c84e5000 SC	283	parallel_in_use = 1;
c84e5000 SC	284	}
00dd4fd9 SS	285
	286	/* If we connected successfully, we know the processor is an SH3. */
	287	sh_set_processor_type ("sh3");
c84e5000 SC	288	}
	289
	290
05535e79 SS	291	static void
	292	sh3e_open (args, from_tty)
	293	char *args;
	294	int from_tty;
	295	{
	296	char *serial_port_name = args;
	297	char *parallel_port_name = 0;
	298
	299	if (args)
	300	{
	301	char *cursor = serial_port_name = strsave (args);
	302
	303	while (cursor && cursor != ' ')
	304	cursor++;
	305
	306	if (*cursor)
	307	*cursor++ = 0;
	308
	309	while (*cursor == ' ')
	310	cursor++;
	311
	312	if (*cursor)
	313	parallel_port_name = cursor;
	314	}
	315
	316	/* Set up the SH-3E monitor commands structure. */
	317
	318	memcpy (&sh3e_cmds, &sh3_cmds, sizeof (struct monitor_ops));
	319
	320	sh3e_cmds.target = &sh3e_ops;
	321	sh3e_cmds.regnames = sh3e_regnames;
	322
	323	monitor_open (serial_port_name, &sh3e_cmds, from_tty);
	324
	325	if (parallel_port_name)
	326	{
	327	parallel = SERIAL_OPEN (parallel_port_name);
	328
	329	if (!parallel)
	330	perror_with_name ("Unable to open parallel port.");
	331
	332	parallel_in_use = 1;
	333	}
	334
	335	/* If we connected successfully, we know the processor is an SH3E. */
	336	sh_set_processor_type ("sh3e");
	337	}
	338
c84e5000 SC	339	static void
	340	sh3_close (quitting)
	341	int quitting;
	342	{
	343	monitor_close (quitting);
	344	if (parallel_in_use) {
	345	SERIAL_CLOSE (parallel);
	346	parallel_in_use = 0;
	347	}
1480482a SG	348	}
	349
	350	void
05535e79	351	_initialize_sh3_rom ()
1480482a SG	352	{
	353	init_monitor_ops (&sh3_ops);
	354
	355	sh3_ops.to_shortname = "sh3";
	356	sh3_ops.to_longname = "Hitachi SH-3 rom monitor";
c84e5000 SC	357
	358	sh3_ops.to_doc =
	359	#ifdef _WINDOWS
	360	/* On windows we can talk through the parallel port too. */
	361	"Debug on a Hitachi eval board running the SH-3 rom monitor.\n"
	362	"Specify the serial device it is connected to (e.g. com2).\n"
	363	"If you want to use the parallel port to download to it, specify that\n"
	364	"as the second argument. (e.g. lpt1)";
	365	#else
	366	"Debug on a Hitachi eval board running the SH-3 rom monitor.\n\
1480482a	367	Specify the serial device it is connected to (e.g. /dev/ttya).";
c84e5000 SC	368	#endif
c84e5000 SC	369
1480482a	370	sh3_ops.to_open = sh3_open;
c84e5000	371	sh3_ops.to_close = sh3_close;
1480482a SG	372
1480482a SG	373	add_target (&sh3_ops);
05535e79 SS	374
	375	/* Setup the SH3e, which has float registers. */
	376
	377	init_monitor_ops (&sh3e_ops);
	378
	379	sh3e_ops.to_shortname = "sh3e";
	380	sh3e_ops.to_longname = "Hitachi SH-3E rom monitor";
	381
	382	sh3e_ops.to_doc =
	383	#ifdef _WINDOWS
	384	/* On windows we can talk through the parallel port too. */
	385	"Debug on a Hitachi eval board running the SH-3E rom monitor.\n"
	386	"Specify the serial device it is connected to (e.g. com2).\n"
	387	"If you want to use the parallel port to download to it, specify that\n"
	388	"as the second argument. (e.g. lpt1)";
	389	#else
	390	"Debug on a Hitachi eval board running the SH-3E rom monitor.\n\
	391	Specify the serial device it is connected to (e.g. /dev/ttya).";
	392	#endif
	393
	394	sh3e_ops.to_open = sh3e_open;
	395	sh3e_ops.to_close = sh3_close;
	396
	397	add_target (&sh3e_ops);
1480482a	398	}