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authorMichael Meissner <gnu@the-meissners.org>1999-11-11 12:57:11 +0000
committerMichael Meissner <gnu@the-meissners.org>1999-11-11 12:57:11 +0000
commit26f59a9e6b71a206b92461149619f8574d052dc2 (patch)
treea31037cb38582fab73d770db49af7dd12570e5a7 /include
parentc156a9fd87eea2f9c0386a09525c001e7bc75330 (diff)
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Add sim-d10v.h
Diffstat (limited to 'include')
-rw-r--r--include/ChangeLog8
-rw-r--r--include/sim-d10v.h103
2 files changed, 111 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog
index d17cf54..bf06aba 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,11 @@
+Sun Oct 24 19:11:32 1999 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim-d10v.h (SIM_D10V_TS2_DMAP_REGNUM): Define.
+
+Sat Oct 23 19:00:13 1999 Andrew Cagney <cagney@b1.cygnus.com>
+
+ * sim-d10v.h: New file.
+
1999-09-04 Steve Chamberlain <sac@pobox.com>
* dis-asm.h (print_insn_pj): Declare.
diff --git a/include/sim-d10v.h b/include/sim-d10v.h
new file mode 100644
index 0000000..84eab2a
--- /dev/null
+++ b/include/sim-d10v.h
@@ -0,0 +1,103 @@
+/* This file defines the interface between the d10v simulator and gdb.
+ Copyright (C) 1999 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. */
+
+#if !defined (SIM_D10V_H)
+#define SIM_D10V_H
+
+#ifdef __cplusplus
+extern "C" { // }
+#endif
+
+/* GDB interprets addresses as:
+
+ 0x00xxxxxx: Physical unified memory segment (Unified memory)
+ 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
+ 0x02xxxxxx: Physical data memory segment (On-chip data memory)
+ 0x10xxxxxx: Logical data address segment (DMAP translated memory)
+ 0x11xxxxxx: Logical instruction address segment (IMAP translated memory)
+
+ The remote d10v board interprets addresses as:
+
+ 0x00xxxxxx: Physical unified memory segment (Unified memory)
+ 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
+ 0x02xxxxxx: Physical data memory segment (On-chip data memory)
+
+ The following translate a virtual DMAP/IMAP offset into a physical
+ memory segment assigning the translated address to PHYS. Since a
+ memory access may cross a page boundrary the number of bytes for
+ which the translation is applicable (or 0 for an invalid virtual
+ offset) is returned. */
+
+enum
+ {
+ SIM_D10V_MEMORY_UNIFIED = 0x00000000,
+ SIM_D10V_MEMORY_INSN = 0x01000000,
+ SIM_D10V_MEMORY_DATA = 0x02000000,
+ SIM_D10V_MEMORY_DMAP = 0x10000000,
+ SIM_D10V_MEMORY_IMAP = 0x11000000
+ };
+
+extern unsigned long sim_d10v_translate_dmap_addr
+ (unsigned long offset,
+ int nr_bytes,
+ unsigned long *phys,
+ unsigned long (*dmap_register) (int reg_nr));
+
+extern unsigned long sim_d10v_translate_imap_addr
+ (unsigned long offset,
+ int nr_bytes,
+ unsigned long *phys,
+ unsigned long (*imap_register) (int reg_nr));
+
+extern unsigned long sim_d10v_translate_addr
+ (unsigned long vaddr,
+ int nr_bytes,
+ unsigned long *phys,
+ unsigned long (*dmap_register) (int reg_nr),
+ unsigned long (*imap_register) (int reg_nr));
+
+
+/* The simulator makes use of the following register information. */
+
+enum
+ {
+ SIM_D10V_R0_REGNUM = 0,
+ SIM_D10V_CR0_REGNUM = 16,
+ SIM_D10V_A0_REGNUM = 32,
+ SIM_D10V_SPI_REGNUM = 34,
+ SIM_D10V_SPU_REGNUM = 35,
+ SIM_D10V_IMAP0_REGNUM = 36,
+ SIM_D10V_DMAP0_REGNUM = 38,
+ SIM_D10V_TS2_DMAP_REGNUM = 40
+ };
+
+enum
+ {
+ SIM_D10V_NR_R_REGS = 16,
+ SIM_D10V_NR_A_REGS = 2,
+ SIM_D10V_NR_IMAP_REGS = 2,
+ SIM_D10V_NR_DMAP_REGS = 4,
+ SIM_D10V_NR_CR_REGS = 16
+ };
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif