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[/] [or1k/] [trunk/] [gdb-5.0/] [gdb/] [w89k-rom.c] - Diff between revs 105 and 1765

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Rev 105 Rev 1765
/* Remote target glue for the WinBond ROM monitor running on the "Cougar"
/* Remote target glue for the WinBond ROM monitor running on the "Cougar"
   W89k eval board.
   W89k eval board.
 
 
   Copyright 1995 Free Software Foundation, Inc.
   Copyright 1995 Free Software Foundation, Inc.
 
 
   This file is part of GDB.
   This file is part of GDB.
 
 
   This program is free software; you can redistribute it and/or modify
   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
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
   (at your option) any later version.
 
 
   This program is distributed in the hope that it will be useful,
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   GNU General Public License for more details.
 
 
   You should have received a copy of the GNU General Public License
   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place - Suite 330,
   Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.  */
   Boston, MA 02111-1307, USA.  */
 
 
#include "defs.h"
#include "defs.h"
#include "gdbcore.h"
#include "gdbcore.h"
#include "target.h"
#include "target.h"
#include "monitor.h"
#include "monitor.h"
#include "serial.h"
#include "serial.h"
#include "xmodem.h"
#include "xmodem.h"
 
 
 
 
static void w89k_open PARAMS ((char *args, int from_tty));
static void w89k_open PARAMS ((char *args, int from_tty));
 
 
/*
/*
 * this array of registers need to match the indexes used by GDB. The
 * this array of registers need to match the indexes used by GDB. The
 * whole reason this exists is cause the various ROM monitors use
 * whole reason this exists is cause the various ROM monitors use
 * different strings than GDB does, and doesn't support all the
 * different strings than GDB does, and doesn't support all the
 * registers either. So, typing "info reg sp" becomes a "r30".
 * registers either. So, typing "info reg sp" becomes a "r30".
 */
 */
 
 
static char *w89k_regnames[NUM_REGS] =
static char *w89k_regnames[NUM_REGS] =
{
{
  "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
  "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
  "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
  "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
  "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
  "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
  "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
  "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
  "SAR", "PC", NULL, NULL, NULL, "EIEM", "IIR", "IVA",
  "SAR", "PC", NULL, NULL, NULL, "EIEM", "IIR", "IVA",
  "IOR", "IPSW", NULL, NULL, NULL, NULL, NULL,
  "IOR", "IPSW", NULL, NULL, NULL, NULL, NULL,
  NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  NULL, NULL, NULL, NULL, NULL, NULL, NULL,
  "CCR", NULL, NULL, "TR0", "TR1",
  "CCR", NULL, NULL, "TR0", "TR1",
};
};
 
 
static void
static void
w89k_supply_register (regname, regnamelen, val, vallen)
w89k_supply_register (regname, regnamelen, val, vallen)
     char *regname;
     char *regname;
     int regnamelen;
     int regnamelen;
     char *val;
     char *val;
     int vallen;
     int vallen;
{
{
  int numregs;
  int numregs;
  int regno;
  int regno;
 
 
  numregs = 1;
  numregs = 1;
  regno = -1;
  regno = -1;
 
 
  if (regnamelen == 2)
  if (regnamelen == 2)
    switch (regname[0])
    switch (regname[0])
      {
      {
      case 'r':
      case 'r':
        numregs = 4;
        numregs = 4;
        switch (regname[1])
        switch (regname[1])
          {
          {
          case '0':
          case '0':
            regno = R0_REGNUM;
            regno = R0_REGNUM;
            break;
            break;
          case '4':
          case '4':
            regno = R0_REGNUM + 4;
            regno = R0_REGNUM + 4;
            break;
            break;
          case '8':
          case '8':
            regno = R0_REGNUM + 8;
            regno = R0_REGNUM + 8;
            break;
            break;
          }
          }
        break;
        break;
      case 'P':
      case 'P':
        if (regname[1] == 'C')
        if (regname[1] == 'C')
          regno = PC_REGNUM;
          regno = PC_REGNUM;
        break;
        break;
      }
      }
  else if (regnamelen == 3)
  else if (regnamelen == 3)
    switch (regname[0])
    switch (regname[0])
      {
      {
      case 'r':
      case 'r':
        numregs = 4;
        numregs = 4;
        if (regname[1] == '1' && regname[2] == '2')
        if (regname[1] == '1' && regname[2] == '2')
          regno = R0_REGNUM + 12;
          regno = R0_REGNUM + 12;
        else if (regname[1] == '1' && regname[2] == '6')
        else if (regname[1] == '1' && regname[2] == '6')
          regno = R0_REGNUM + 16;
          regno = R0_REGNUM + 16;
        else if (regname[1] == '2' && regname[2] == '0')
        else if (regname[1] == '2' && regname[2] == '0')
          regno = R0_REGNUM + 20;
          regno = R0_REGNUM + 20;
        else if (regname[1] == '2' && regname[2] == '4')
        else if (regname[1] == '2' && regname[2] == '4')
          regno = R0_REGNUM + 24;
          regno = R0_REGNUM + 24;
        else if (regname[1] == '2' && regname[2] == '8')
        else if (regname[1] == '2' && regname[2] == '8')
          regno = R0_REGNUM + 28;
          regno = R0_REGNUM + 28;
        break;
        break;
      case 'R':
      case 'R':
        if (regname[1] == 'C' && regname[2] == 'R')
        if (regname[1] == 'C' && regname[2] == 'R')
          regno = RCR_REGNUM;
          regno = RCR_REGNUM;
        break;
        break;
      case 'C':
      case 'C':
        if (regname[1] == 'C' && regname[2] == 'R')
        if (regname[1] == 'C' && regname[2] == 'R')
          regno = CCR_REGNUM;
          regno = CCR_REGNUM;
        break;
        break;
      case 'S':
      case 'S':
        if (regname[1] == 'A' && regname[2] == 'R')
        if (regname[1] == 'A' && regname[2] == 'R')
          regno = SAR_REGNUM;
          regno = SAR_REGNUM;
        break;
        break;
      case 'I':
      case 'I':
        if (regname[1] == 'I' && regname[2] == 'R')
        if (regname[1] == 'I' && regname[2] == 'R')
          regno = IIR_REGNUM;
          regno = IIR_REGNUM;
        else if (regname[1] == 'O' && regname[2] == 'R')
        else if (regname[1] == 'O' && regname[2] == 'R')
          regno = IOR_REGNUM;
          regno = IOR_REGNUM;
        break;
        break;
      case 'T':
      case 'T':
        numregs = 4;
        numregs = 4;
        if (regname[1] == 'R')
        if (regname[1] == 'R')
          if (regname[2] == '0')
          if (regname[2] == '0')
            regno = TR0_REGNUM;
            regno = TR0_REGNUM;
          else if (regname[2] == '4')
          else if (regname[2] == '4')
            regno = TR0_REGNUM + 4;
            regno = TR0_REGNUM + 4;
        break;
        break;
      }
      }
  else if (regnamelen == 4)
  else if (regnamelen == 4)
    switch (regname[0])
    switch (regname[0])
      {
      {
      case 'E':
      case 'E':
        if (regname[1] == 'I')
        if (regname[1] == 'I')
          if (regname[2] == 'E' && regname[3] == 'M')
          if (regname[2] == 'E' && regname[3] == 'M')
            regno = EIEM_REGNUM;
            regno = EIEM_REGNUM;
        break;
        break;
      case 'I':
      case 'I':
        if (regname[1] == 'P' && regname[2] == 'S' && regname[3] == 'W')
        if (regname[1] == 'P' && regname[2] == 'S' && regname[3] == 'W')
          regno = IPSW_REGNUM;
          regno = IPSW_REGNUM;
        break;
        break;
      }
      }
  else if (regnamelen == 5)
  else if (regnamelen == 5)
    switch (regname[0])
    switch (regname[0])
      {
      {
      case 'I':
      case 'I':
        if (regname[1] == 'A'
        if (regname[1] == 'A'
            && regname[2] == 'O'
            && regname[2] == 'O'
            && regname[3] == 'Q'
            && regname[3] == 'Q'
            && regname[4] == 'B')
            && regname[4] == 'B')
          regno = PCOQ_TAIL_REGNUM;
          regno = PCOQ_TAIL_REGNUM;
        break;
        break;
      }
      }
 
 
  if (regno >= 0)
  if (regno >= 0)
    while (numregs-- > 0)
    while (numregs-- > 0)
      val = monitor_supply_register (regno++, val);
      val = monitor_supply_register (regno++, val);
}
}
 
 
static int hashmark = 1;        /* flag set by "set hash" */
static int hashmark = 1;        /* flag set by "set hash" */
 
 
extern struct monitor_ops w89k_cmds;    /* fwd decl */
extern struct monitor_ops w89k_cmds;    /* fwd decl */
 
 
static void
static void
w89k_load (desc, file, hashmark)
w89k_load (desc, file, hashmark)
     serial_t desc;
     serial_t desc;
     char *file;
     char *file;
     int hashmark;
     int hashmark;
{
{
  bfd *abfd;
  bfd *abfd;
  asection *s;
  asection *s;
  char *buffer;
  char *buffer;
  int i;
  int i;
 
 
  buffer = alloca (XMODEM_PACKETSIZE);
  buffer = alloca (XMODEM_PACKETSIZE);
 
 
  abfd = bfd_openr (file, 0);
  abfd = bfd_openr (file, 0);
  if (!abfd)
  if (!abfd)
    {
    {
      printf_filtered ("Unable to open file %s\n", file);
      printf_filtered ("Unable to open file %s\n", file);
      return;
      return;
    }
    }
 
 
  if (bfd_check_format (abfd, bfd_object) == 0)
  if (bfd_check_format (abfd, bfd_object) == 0)
    {
    {
      printf_filtered ("File is not an object file\n");
      printf_filtered ("File is not an object file\n");
      return;
      return;
    }
    }
 
 
  for (s = abfd->sections; s; s = s->next)
  for (s = abfd->sections; s; s = s->next)
    if (s->flags & SEC_LOAD)
    if (s->flags & SEC_LOAD)
      {
      {
        bfd_size_type section_size;
        bfd_size_type section_size;
 
 
        printf_filtered ("%s\t: 0x%4x .. 0x%4x  ", s->name, s->vma,
        printf_filtered ("%s\t: 0x%4x .. 0x%4x  ", s->name, s->vma,
                         s->vma + s->_raw_size);
                         s->vma + s->_raw_size);
        gdb_flush (gdb_stdout);
        gdb_flush (gdb_stdout);
 
 
        monitor_printf (w89k_cmds.load, s->vma);
        monitor_printf (w89k_cmds.load, s->vma);
        if (w89k_cmds.loadresp)
        if (w89k_cmds.loadresp)
          monitor_expect (w89k_cmds.loadresp, NULL, 0);
          monitor_expect (w89k_cmds.loadresp, NULL, 0);
 
 
        xmodem_init_xfer (desc);
        xmodem_init_xfer (desc);
 
 
        section_size = bfd_section_size (abfd, s);
        section_size = bfd_section_size (abfd, s);
 
 
        for (i = 0; i < section_size; i += XMODEM_DATASIZE)
        for (i = 0; i < section_size; i += XMODEM_DATASIZE)
          {
          {
            int numbytes;
            int numbytes;
 
 
            numbytes = min (XMODEM_DATASIZE, section_size - i);
            numbytes = min (XMODEM_DATASIZE, section_size - i);
 
 
            bfd_get_section_contents (abfd, s, buffer + XMODEM_DATAOFFSET, i,
            bfd_get_section_contents (abfd, s, buffer + XMODEM_DATAOFFSET, i,
                                      numbytes);
                                      numbytes);
 
 
            xmodem_send_packet (desc, buffer, numbytes, hashmark);
            xmodem_send_packet (desc, buffer, numbytes, hashmark);
 
 
            if (hashmark)
            if (hashmark)
              {
              {
                putchar_unfiltered ('#');
                putchar_unfiltered ('#');
                gdb_flush (gdb_stdout);
                gdb_flush (gdb_stdout);
              }
              }
          }                     /* Per-packet (or S-record) loop */
          }                     /* Per-packet (or S-record) loop */
 
 
        xmodem_finish_xfer (desc);
        xmodem_finish_xfer (desc);
 
 
        monitor_expect_prompt (NULL, 0);
        monitor_expect_prompt (NULL, 0);
 
 
        putchar_unfiltered ('\n');
        putchar_unfiltered ('\n');
      }                         /* Loadable sections */
      }                         /* Loadable sections */
 
 
  if (hashmark)
  if (hashmark)
    putchar_unfiltered ('\n');
    putchar_unfiltered ('\n');
}
}
 
 
/*
/*
 * Define the monitor command strings. Since these are passed directly
 * Define the monitor command strings. Since these are passed directly
 * through to a printf style function, we need can include formatting
 * through to a printf style function, we need can include formatting
 * strings. We also need a CR or LF on the end.
 * strings. We also need a CR or LF on the end.
 */
 */
 
 
static struct target_ops w89k_ops;
static struct target_ops w89k_ops;
 
 
static char *w89k_inits[] =
static char *w89k_inits[] =
{"\n", NULL};
{"\n", NULL};
 
 
static struct monitor_ops w89k_cmds;
static struct monitor_ops w89k_cmds;
static void
static void
init_w89k_cmds (void)
init_w89k_cmds (void)
{
{
  w89k_cmds.flags = MO_GETMEM_NEEDS_RANGE | MO_FILL_USES_ADDR;  /* flags */
  w89k_cmds.flags = MO_GETMEM_NEEDS_RANGE | MO_FILL_USES_ADDR;  /* flags */
  w89k_cmds.init = w89k_inits;  /* Init strings */
  w89k_cmds.init = w89k_inits;  /* Init strings */
  w89k_cmds.cont = "g\n";       /* continue command */
  w89k_cmds.cont = "g\n";       /* continue command */
  w89k_cmds.step = "t\n";       /* single step */
  w89k_cmds.step = "t\n";       /* single step */
  w89k_cmds.stop = "\003";      /* Interrupt char (^C) */
  w89k_cmds.stop = "\003";      /* Interrupt char (^C) */
  w89k_cmds.set_break = "bp %x\n";      /* set a breakpoint */
  w89k_cmds.set_break = "bp %x\n";      /* set a breakpoint */
  w89k_cmds.clr_break = "bc %x\n";      /* clear a breakpoint */
  w89k_cmds.clr_break = "bc %x\n";      /* clear a breakpoint */
  w89k_cmds.clr_all_break = "bc *\n";   /* clear all breakpoints */
  w89k_cmds.clr_all_break = "bc *\n";   /* clear all breakpoints */
  w89k_cmds.fill = "f %x %x %x\n";      /* memory fill cmd */
  w89k_cmds.fill = "f %x %x %x\n";      /* memory fill cmd */
  w89k_cmds.setmem.cmdb = "eb %x %x\n";         /* setmem.cmdb (addr, value) */
  w89k_cmds.setmem.cmdb = "eb %x %x\n";         /* setmem.cmdb (addr, value) */
  w89k_cmds.setmem.cmdw = "eh %x %x\n";         /* setmem.cmdw (addr, value) */
  w89k_cmds.setmem.cmdw = "eh %x %x\n";         /* setmem.cmdw (addr, value) */
  w89k_cmds.setmem.cmdl = "ew %x %x\n";         /* setmem.cmdl (addr, value) */
  w89k_cmds.setmem.cmdl = "ew %x %x\n";         /* setmem.cmdl (addr, value) */
  w89k_cmds.setmem.cmdll = NULL;        /* setmem.cmdll (addr, value) */
  w89k_cmds.setmem.cmdll = NULL;        /* setmem.cmdll (addr, value) */
  w89k_cmds.setmem.resp_delim = NULL;   /* setreg.resp_delim */
  w89k_cmds.setmem.resp_delim = NULL;   /* setreg.resp_delim */
  w89k_cmds.setmem.term = NULL; /* setreg.term */
  w89k_cmds.setmem.term = NULL; /* setreg.term */
  w89k_cmds.setmem.term_cmd = NULL;     /* setreg.term_cmd */
  w89k_cmds.setmem.term_cmd = NULL;     /* setreg.term_cmd */
  w89k_cmds.getmem.cmdb = "db %x %x\n";         /* getmem.cmdb (startaddr, endaddr) */
  w89k_cmds.getmem.cmdb = "db %x %x\n";         /* getmem.cmdb (startaddr, endaddr) */
  w89k_cmds.getmem.cmdw = "dh %x %x\n";         /* getmem.cmdw (startaddr, endaddr) */
  w89k_cmds.getmem.cmdw = "dh %x %x\n";         /* getmem.cmdw (startaddr, endaddr) */
  w89k_cmds.getmem.cmdl = "dw %x %x\n";         /* getmem.cmdl (startaddr, endaddr) */
  w89k_cmds.getmem.cmdl = "dw %x %x\n";         /* getmem.cmdl (startaddr, endaddr) */
  w89k_cmds.getmem.cmdll = NULL;        /* getmem.cmdll (startaddr, endaddr) */
  w89k_cmds.getmem.cmdll = NULL;        /* getmem.cmdll (startaddr, endaddr) */
  w89k_cmds.getmem.resp_delim = "  ";   /* getmem.resp_delim */
  w89k_cmds.getmem.resp_delim = "  ";   /* getmem.resp_delim */
  w89k_cmds.getmem.term = NULL; /* getmem.term */
  w89k_cmds.getmem.term = NULL; /* getmem.term */
  w89k_cmds.getmem.term_cmd = NULL;     /* getmem.term_cmd */
  w89k_cmds.getmem.term_cmd = NULL;     /* getmem.term_cmd */
  w89k_cmds.setreg.cmd = "r %s %x\n";   /* setreg.cmd (name, value) */
  w89k_cmds.setreg.cmd = "r %s %x\n";   /* setreg.cmd (name, value) */
  w89k_cmds.setreg.resp_delim = NULL;   /* setreg.resp_delim */
  w89k_cmds.setreg.resp_delim = NULL;   /* setreg.resp_delim */
  w89k_cmds.setreg.term = NULL; /* setreg.term */
  w89k_cmds.setreg.term = NULL; /* setreg.term */
  w89k_cmds.setreg.term_cmd = NULL;     /* setreg.term_cmd */
  w89k_cmds.setreg.term_cmd = NULL;     /* setreg.term_cmd */
  w89k_cmds.getreg.cmd = "r %s\n";      /* getreg.cmd (name) */
  w89k_cmds.getreg.cmd = "r %s\n";      /* getreg.cmd (name) */
  w89k_cmds.getreg.resp_delim = "\r";   /* getreg.resp_delim */
  w89k_cmds.getreg.resp_delim = "\r";   /* getreg.resp_delim */
  w89k_cmds.getreg.term = NULL; /* getreg.term */
  w89k_cmds.getreg.term = NULL; /* getreg.term */
  w89k_cmds.getreg.term_cmd = NULL;     /* getreg.term_cmd */
  w89k_cmds.getreg.term_cmd = NULL;     /* getreg.term_cmd */
  w89k_cmds.dump_registers = "r\n";     /* dump_registers */
  w89k_cmds.dump_registers = "r\n";     /* dump_registers */
  w89k_cmds.register_pattern = "\\(\\w+\\)\\( +[0-9a-fA-F]+\\b\\)+";
  w89k_cmds.register_pattern = "\\(\\w+\\)\\( +[0-9a-fA-F]+\\b\\)+";
  w89k_cmds.supply_register = w89k_supply_register;     /* supply_register */
  w89k_cmds.supply_register = w89k_supply_register;     /* supply_register */
  w89k_cmds.load_routine = w89k_load;   /* load routine */
  w89k_cmds.load_routine = w89k_load;   /* load routine */
  w89k_cmds.load = "u %x\n";    /* download command */
  w89k_cmds.load = "u %x\n";    /* download command */
  w89k_cmds.loadresp = "\021";  /* load response (^Q) */
  w89k_cmds.loadresp = "\021";  /* load response (^Q) */
  w89k_cmds.prompt = "ROM>";    /* monitor command prompt */
  w89k_cmds.prompt = "ROM>";    /* monitor command prompt */
  w89k_cmds.line_term = "\n";   /* end-of-line terminator */
  w89k_cmds.line_term = "\n";   /* end-of-line terminator */
  w89k_cmds.cmd_end = NULL;     /* optional command terminator */
  w89k_cmds.cmd_end = NULL;     /* optional command terminator */
  w89k_cmds.target = &w89k_ops; /* target operations */
  w89k_cmds.target = &w89k_ops; /* target operations */
  w89k_cmds.stopbits = SERIAL_1_STOPBITS;       /* number of stop bits */
  w89k_cmds.stopbits = SERIAL_1_STOPBITS;       /* number of stop bits */
  w89k_cmds.regnames = w89k_regnames;   /* register names */
  w89k_cmds.regnames = w89k_regnames;   /* register names */
  w89k_cmds.magic = MONITOR_OPS_MAGIC;  /* magic */
  w89k_cmds.magic = MONITOR_OPS_MAGIC;  /* magic */
}                               /* init_w89k_cmds */
}                               /* init_w89k_cmds */
 
 
static void
static void
w89k_open (args, from_tty)
w89k_open (args, from_tty)
     char *args;
     char *args;
     int from_tty;
     int from_tty;
{
{
  monitor_open (args, &w89k_cmds, from_tty);
  monitor_open (args, &w89k_cmds, from_tty);
}
}
 
 
void
void
_initialize_w89k ()
_initialize_w89k ()
{
{
  init_w89k_cmds ();
  init_w89k_cmds ();
  init_monitor_ops (&w89k_ops);
  init_monitor_ops (&w89k_ops);
 
 
  w89k_ops.to_shortname = "w89k";
  w89k_ops.to_shortname = "w89k";
  w89k_ops.to_longname = "WinBond's debug monitor for the W89k Eval board";
  w89k_ops.to_longname = "WinBond's debug monitor for the W89k Eval board";
  w89k_ops.to_doc = "Debug on a WinBond W89K eval board.\n\
  w89k_ops.to_doc = "Debug on a WinBond W89K eval board.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
Specify the serial device it is connected to (e.g. /dev/ttya).";
  w89k_ops.to_open = w89k_open;
  w89k_ops.to_open = w89k_open;
 
 
  add_target (&w89k_ops);
  add_target (&w89k_ops);
}
}
 
 

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