1 /* This file defines the interface between the d10v simulator and gdb.
2 Copyright (C) 1999 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
20 #if !defined (SIM_D10V_H)
27 /* GDB interprets addresses as:
29 0x00xxxxxx: Physical unified memory segment (Unified memory)
30 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
31 0x02xxxxxx: Physical data memory segment (On-chip data memory)
32 0x10xxxxxx: Logical data address segment (DMAP translated memory)
33 0x11xxxxxx: Logical instruction address segment (IMAP translated memory)
35 The remote d10v board interprets addresses as:
37 0x00xxxxxx: Physical unified memory segment (Unified memory)
38 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
39 0x02xxxxxx: Physical data memory segment (On-chip data memory)
41 The following translate a virtual DMAP/IMAP offset into a physical
42 memory segment assigning the translated address to PHYS. Since a
43 memory access may cross a page boundrary the number of bytes for
44 which the translation is applicable (or 0 for an invalid virtual
45 offset) is returned. */
49 SIM_D10V_MEMORY_UNIFIED = 0x00000000,
50 SIM_D10V_MEMORY_INSN = 0x01000000,
51 SIM_D10V_MEMORY_DATA = 0x02000000,
52 SIM_D10V_MEMORY_DMAP = 0x10000000,
53 SIM_D10V_MEMORY_IMAP = 0x11000000
56 extern unsigned long sim_d10v_translate_dmap_addr
57 (unsigned long offset,
60 unsigned long (*dmap_register) (int reg_nr));
62 extern unsigned long sim_d10v_translate_imap_addr
63 (unsigned long offset,
66 unsigned long (*imap_register) (int reg_nr));
68 extern unsigned long sim_d10v_translate_addr
72 unsigned long (*dmap_register) (int reg_nr),
73 unsigned long (*imap_register) (int reg_nr));
76 /* The simulator makes use of the following register information. */
80 SIM_D10V_R0_REGNUM = 0,
81 SIM_D10V_CR0_REGNUM = 16,
82 SIM_D10V_A0_REGNUM = 32,
83 SIM_D10V_SPI_REGNUM = 34,
84 SIM_D10V_SPU_REGNUM = 35,
85 SIM_D10V_IMAP0_REGNUM = 36,
86 SIM_D10V_DMAP0_REGNUM = 38,
87 SIM_D10V_TS2_DMAP_REGNUM = 40
92 SIM_D10V_NR_R_REGS = 16,
93 SIM_D10V_NR_A_REGS = 2,
94 SIM_D10V_NR_IMAP_REGS = 2,
95 SIM_D10V_NR_DMAP_REGS = 4,
96 SIM_D10V_NR_CR_REGS = 16