+/* Functions specific to running gdb native on a Motorola Delta Series sysV68.
+ Copyright 1993, 1996, 1998, 2000 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 <sys/signal.h> /* for MAXSIG in sys/user.h */
-#include <sys/types.h> /* for ushort in sys/dir.h */
-#include <sys/dir.h> /* for struct direct in sys/user.h */
+#include <sys/signal.h> /* for MAXSIG in sys/user.h */
+#include <sys/types.h> /* for ushort in sys/dir.h */
+#include <sys/dir.h> /* for struct direct in sys/user.h */
#include <sys/user.h>
#include <nlist.h>
/* Return the address in the core dump or inferior of register REGNO.
BLOCKEND is the address of the end of the user structure. */
-unsigned int
-register_addr (regno, blockend)
- int regno;
- int blockend;
+CORE_ADDR
+register_addr (int regno, CORE_ADDR blockend)
{
- static int sysv68reg[] =
- { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, -1, 15, 16 };
+ static int sysv68reg[] =
+ {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, -1, 15, 16};
- if (regno >= 0 && regno < sizeof(sysv68reg) / sizeof(sysv68reg[0]))
- return blockend + sysv68reg[regno] * 4;
+ if (regno >= 0 && regno < sizeof (sysv68reg) / sizeof (sysv68reg[0]))
+ return blockend + sysv68reg[regno] * 4;
else if (regno < FPC_REGNUM)
- return offsetof (struct user, u_fpu.regs.reg[regno - FP0_REGNUM]
+ return offsetof (struct user, u_fpu.regs.reg[regno - FP0_REGNUM][0]);
else if (regno == FPC_REGNUM)
return offsetof (struct user, u_fpu.regs.control);
else if (regno == FPS_REGNUM)
return offsetof (struct user, u_fpu.regs.iaddr);
else
{
- fprintf (stderr, "\
+ fprintf_unfiltered (gdb_stderr, "\
Internal error: invalid register number %d in REGISTER_U_ADDR\n",
- regno);
+ regno);
return blockend;
}
}
CORE_ADDR kernel_u_addr;
-static struct nlist nl[] = {{ "_u", -1, }, { (char *) 0, }};
/* Read the value of the u area from the kernel. */
-void _initialize_kernel_u_addr ()
+void
+_initialize_delta68_nat (void)
{
- if (nlist ("/sysV68", nl) == 0)
+ struct nlist nl[2];
+
+ nl[0].n_name = "u";
+ nl[1].n_name = NULL;
+ if (nlist ("/sysV68", nl) == 0 && nl[0].n_scnum != 0)
kernel_u_addr = nl[0].n_value;
else
{
exit (1);
}
}
+
+clear_insn_cache (void)
+{
+#ifdef MCT_TEXT /* in sys/signal.h on sysV68 R3V7.1 */
+ memctl (0, 4096, MCT_TEXT);
+#endif
+}
+
+kernel_u_size (void)
+{
+ return sizeof (struct user);
+}