From 6d6372704a9ce991c972cde77bf675b9d16e64e6 Mon Sep 17 00:00:00 2001
From: "J.T. Conklin" <jtc@redback.com>
Date: Thu, 18 May 2000 23:43:58 +0000
Subject: * configure.host, configure.tgt (powerpc-*-netbsd*): New entry. *
 config/powerpc/nbsd.mh, config/powerpc/nbsd.mt, config/powerpc/tm-nbsd.h,
 config/powerpc/nm-nbsd.h, config/powerpc/xm-nbsd.h: New files.

---
 gdb/ppcnbsd-nat.c | 135 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 gdb/ppcnbsd-nat.c

(limited to 'gdb/ppcnbsd-nat.c')

diff --git a/gdb/ppcnbsd-nat.c b/gdb/ppcnbsd-nat.c
new file mode 100644
index 00000000000..b754fa71a48
--- /dev/null
+++ b/gdb/ppcnbsd-nat.c
@@ -0,0 +1,135 @@
+/* Native-dependent code for PowerPC's running NetBSD, for GDB.
+   Copyright 1988, 1989, 1991, 1992, 1994, 1996, 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 <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+#include <machine/frame.h>
+
+#include "defs.h"
+#include "inferior.h"
+#include "gdbcore.h"
+
+#define RF(dst, src) \
+        memcpy(&registers[REGISTER_BYTE(dst)], &src, sizeof(src))
+   
+#define RS(src, dst) \
+        memcpy(&dst, &registers[REGISTER_BYTE(src)], sizeof(dst))
+
+void
+fetch_inferior_registers (regno)
+     int regno;
+{
+  struct reg inferior_registers;
+  struct fpreg inferior_fp_registers;
+  int i;
+
+  ptrace (PT_GETREGS, inferior_pid,
+	  (PTRACE_ARG3_TYPE) & inferior_registers, 0);
+  for (i = 0; i < 32; i++)
+    RF (i, inferior_registers.fixreg[i]);
+  RF (LR_REGNUM, inferior_registers.lr);
+  RF (CR_REGNUM, inferior_registers.cr);
+  RF (XER_REGNUM, inferior_registers.xer);
+  RF (CTR_REGNUM, inferior_registers.ctr);
+  RF (PC_REGNUM, inferior_registers.pc);
+
+  ptrace (PT_GETFPREGS, inferior_pid,
+	  (PTRACE_ARG3_TYPE) & inferior_fp_registers, 0);
+  for (i = 0; i < 32; i++)
+    RF (FP0_REGNUM + i, inferior_fp_registers.r_regs[i]);
+
+  registers_fetched ();
+}
+
+void
+store_inferior_registers (regno)
+     int regno;
+{
+  struct reg inferior_registers;
+  struct fpreg inferior_fp_registers;
+  int i;
+
+  for (i = 0; i < 32; i++)
+    RS (i, inferior_registers.fixreg[i]);
+  RS (LR_REGNUM, inferior_registers.lr);
+  RS (CR_REGNUM, inferior_registers.cr);
+  RS (XER_REGNUM, inferior_registers.xer);
+  RS (CTR_REGNUM, inferior_registers.ctr);
+  RS (PC_REGNUM, inferior_registers.pc);
+
+  ptrace (PT_SETREGS, inferior_pid,
+	  (PTRACE_ARG3_TYPE) & inferior_registers, 0);
+
+  for (i = 0; i < 32; i++)
+    RS (FP0_REGNUM + i, inferior_fp_registers.r_regs[i]);
+  ptrace (PT_SETFPREGS, inferior_pid,
+	  (PTRACE_ARG3_TYPE) & inferior_fp_registers, 0);
+}
+
+struct md_core
+{
+  struct reg intreg;
+  struct fpreg freg;
+};
+
+void
+fetch_core_registers (core_reg_sect, core_reg_size, which, ignore)
+     char *core_reg_sect;
+     unsigned core_reg_size;
+     int which;
+     CORE_ADDR ignore;
+{
+  struct md_core *core_reg = (struct md_core *) core_reg_sect;
+  int i;
+
+  /* Integer registers */
+  for (i = 0; i < 32; i++)
+    RF (i, core_reg->intreg.fixreg[i]);
+  RF (LR_REGNUM, core_reg->intreg.lr);
+  RF (CR_REGNUM, core_reg->intreg.cr);
+  RF (XER_REGNUM, core_reg->intreg.xer);
+  RF (CTR_REGNUM, core_reg->intreg.ctr);
+  RF (PC_REGNUM, core_reg->intreg.pc);
+
+  /* Floating point registers */
+  for (i = 0; i < 32; i++)
+    RF (FP0_REGNUM + i, core_reg->freg.r_regs[i]);
+
+  registers_fetched ();
+}
+
+/* Register that we are able to handle ppcnbsd core file formats.
+   FIXME: is this really bfd_target_unknown_flavour? */
+
+static struct core_fns ppcnbsd_core_fns =
+{
+  bfd_target_unknown_flavour,		/* core_flavour */
+  default_check_format,			/* check_format */
+  default_core_sniffer,			/* core_sniffer */
+  fetch_core_registers,			/* core_read_registers */
+  NULL					/* next */
+};
+
+void
+_initialize_ppcnbsd_nat ()
+{
+  add_core_fns (&ppcnbsd_core_fns);
+}
-- 
cgit v1.2.1