diff --git a/include/gdb/ChangeLog b/include/gdb/ChangeLog
index 4ca3ec3160..3a17b1d797 100644
--- a/include/gdb/ChangeLog
+++ b/include/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2003-10-31  Kevin Buettner  <kevin@redhat.com>
+
+	* sim-frv.h: New file.
+
 2003-10-15  J"orn Rennecke <joern.rennecke@superh.com>
 
 	* callback.h (struct host_callback_struct): New members ftruncate
diff --git a/include/gdb/sim-frv.h b/include/gdb/sim-frv.h
new file mode 100644
index 0000000000..0a1e0212e5
--- /dev/null
+++ b/include/gdb/sim-frv.h
@@ -0,0 +1,53 @@
+/* This file defines the interface between the FR-V simulator and GDB.
+
+   Copyright 2003 Free Software Foundation, Inc.
+
+   Contributed by Red Hat.
+
+   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.  */
+
+#if !defined (SIM_FRV_H)
+#define SIM_FRV_H
+
+#ifdef __cplusplus
+extern "C" { // }
+#endif
+
+enum sim_frv_regs
+{
+  SIM_FRV_GR0_REGNUM  = 0,
+  SIM_FRV_GR63_REGNUM = 63,
+  SIM_FRV_FR0_REGNUM  = 64,
+  SIM_FRV_FR63_REGNUM = 127,
+  SIM_FRV_PC_REGNUM   = 128,
+
+  /* An FR-V architecture may have up to 4096 special purpose registers
+     (SPRs).  In order to determine a specific constant used to access
+     a particular SPR, one of the H_SPR_ prefixed offsets defined in
+     opcodes/frv-desc.h should be added to SIM_FRV_SPR0_REGNUM.  So,
+     for example, the number that GDB uses to fetch the link register
+     from the simulator is (SIM_FRV_SPR0_REGNUM + H_SPR_LR).  */
+  SIM_FRV_SPR0_REGNUM = 129,
+  SIM_FRV_SPR4095_REGNUM = SIM_FRV_SPR0_REGNUM + 4095
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif