2010-10-08 Bernd Schmidt <bernds@codesourcery.com>

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

diff --git a/gdb/dbug-rom.c b/gdb/dbug-rom.c
index 6b9787f4d4a77f589e75e5b4a4164a1cd6dc5743..b4bbba24517ae4a8d4ed3b8e8c61ab6d3a6ced0c 100644 (file)
--- a/gdb/dbug-rom.c
+++ b/gdb/dbug-rom.c
@@ -1,5 +1,6 @@
 /* Remote debugging interface to dBUG ROM monitor for GDB, the GNU debugger.
-   Copyright 1996, 1999 Free Software Foundation, Inc.
+   Copyright (C) 1996, 1998, 1999, 2000, 2001, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
 
    Written by Stan Shebs of Cygnus Support.
 
@@ -7,7 +8,7 @@
 
    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
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -16,9 +17,7 @@
    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.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* dBUG is a monitor supplied on various Motorola boards, including
    m68k, ColdFire, and PowerPC-based designs.  The code here assumes
@@ -30,17 +29,18 @@
 #include "target.h"
 #include "monitor.h"
 #include "serial.h"
+#include "regcache.h"
 
-static void dbug_open PARAMS ((char *args, int from_tty));
+#include "m68k-tdep.h"
+
+static void dbug_open (char *args, int from_tty);
 
 static void
-dbug_supply_register (regname, regnamelen, val, vallen)
-     char *regname;
-     int regnamelen;
-     char *val;
-     int vallen;
+dbug_supply_register (struct regcache *regcache, char *regname,
+                     int regnamelen, char *val, int vallen)
 {
   int regno;
+  struct gdbarch *gdbarch = get_regcache_arch (regcache);
 
   if (regnamelen != 2)
     return;
@@ -50,28 +50,28 @@ dbug_supply_register (regname, regnamelen, val, vallen)
     case 'S':
       if (regname[1] != 'R')
        return;
-      regno = PS_REGNUM;
+      regno = gdbarch_ps_regnum (gdbarch);
       break;
     case 'P':
       if (regname[1] != 'C')
        return;
-      regno = PC_REGNUM;
+      regno = gdbarch_pc_regnum (gdbarch);
       break;
     case 'D':
       if (regname[1] < '0' || regname[1] > '7')
        return;
-      regno = regname[1] - '0' + D0_REGNUM;
+      regno = regname[1] - '0' + M68K_D0_REGNUM;
       break;
     case 'A':
       if (regname[1] < '0' || regname[1] > '7')
        return;
-      regno = regname[1] - '0' + A0_REGNUM;
+      regno = regname[1] - '0' + M68K_A0_REGNUM;
       break;
     default:
       return;
     }
 
-  monitor_supply_register (regno, val);
+  monitor_supply_register (regcache, regno, val);
 }
 
 /* This array of registers needs to match the indexes used by GDB. The
@@ -79,13 +79,24 @@ dbug_supply_register (regname, regnamelen, val, vallen)
    different names than GDB does, and don't support all the registers
    either. So, typing "info reg sp" becomes an "A7". */
 
-static char *dbug_regnames[NUM_REGS] =
+static const char *
+dbug_regname (int index)
 {
-  "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
-  "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
-  "SR", "PC"
-  /* no float registers */
-};
+  static char *regnames[] =
+  {
+    "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
+    "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
+    "SR", "PC"
+    /* no float registers */
+  };
+
+  if (index >= ARRAY_SIZE (regnames) || index < 0)
+    return NULL;
+  else
+    return regnames[index];
+
+}
+
 static struct target_ops dbug_ops;
 static struct monitor_ops dbug_cmds;
 
@@ -129,7 +140,7 @@ init_dbug_cmds (void)
   dbug_cmds.getreg.term_cmd = NULL;    /* getreg.term_cmd */
   dbug_cmds.dump_registers = "rd\r";   /* dump_registers */
   dbug_cmds.register_pattern = "\\(\\w+\\) +:\\([0-9a-fA-F]+\\b\\)";   /* register_pattern */
-  dbug_cmds.supply_register = dbug_supply_register;    /* supply_register */
+  dbug_cmds.supply_register = dbug_supply_register;
   dbug_cmds.load_routine = NULL;       /* load_routine (defaults to SRECs) */
   dbug_cmds.load = "dl\r";     /* download command */
   dbug_cmds.loadresp = "\n";   /* load response */
@@ -138,20 +149,21 @@ init_dbug_cmds (void)
   dbug_cmds.cmd_end = NULL;    /* optional command terminator */
   dbug_cmds.target = &dbug_ops;        /* target operations */
   dbug_cmds.stopbits = SERIAL_1_STOPBITS;      /* number of stop bits */
-  dbug_cmds.regnames = dbug_regnames;  /* registers names */
+  dbug_cmds.regnames = NULL;   /* registers names */
+  dbug_cmds.regname = dbug_regname;
   dbug_cmds.magic = MONITOR_OPS_MAGIC; /* magic */
 }                              /* init_debug_ops */
 
 static void
-dbug_open (args, from_tty)
-     char *args;
-     int from_tty;
+dbug_open (char *args, int from_tty)
 {
   monitor_open (args, &dbug_cmds, from_tty);
 }
 
+extern initialize_file_ftype _initialize_dbug_rom; /* -Wmissing-prototypes */
+
 void
-_initialize_dbug_rom ()
+_initialize_dbug_rom (void)
 {
   init_dbug_cmds ();
   init_monitor_ops (&dbug_ops);