1 /* This file defines the interface between the d10v simulator and gdb.
3 Copyright 1999, 2002, 2007, 2008, 2009, 2010, 2011
4 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 #if !defined (SIM_D10V_H)
28 /* GDB interprets addresses as:
30 0x00xxxxxx: Physical unified memory segment (Unified memory)
31 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
32 0x02xxxxxx: Physical data memory segment (On-chip data memory)
33 0x10xxxxxx: Logical data address segment (DMAP translated memory)
34 0x11xxxxxx: Logical instruction address segment (IMAP translated memory)
36 The remote d10v board interprets addresses as:
38 0x00xxxxxx: Physical unified memory segment (Unified memory)
39 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
40 0x02xxxxxx: Physical data memory segment (On-chip data memory)
42 The following translate a virtual DMAP/IMAP offset into a physical
43 memory segment assigning the translated address to PHYS. Since a
44 memory access may cross a page boundrary the number of bytes for
45 which the translation is applicable (or 0 for an invalid virtual
46 offset) is returned. */
50 SIM_D10V_MEMORY_UNIFIED = 0x00000000,
51 SIM_D10V_MEMORY_INSN = 0x01000000,
52 SIM_D10V_MEMORY_DATA = 0x02000000,
53 SIM_D10V_MEMORY_DMAP = 0x10000000,
54 SIM_D10V_MEMORY_IMAP = 0x11000000
57 extern unsigned long sim_d10v_translate_dmap_addr
58 (unsigned long offset,
62 unsigned long (*dmap_register) (void *regcache, int reg_nr));
64 extern unsigned long sim_d10v_translate_imap_addr
65 (unsigned long offset,
69 unsigned long (*imap_register) (void *regcache, int reg_nr));
71 extern unsigned long sim_d10v_translate_addr
76 unsigned long (*dmap_register) (void *regcache, int reg_nr),
77 unsigned long (*imap_register) (void *regcache, int reg_nr));
80 /* The simulator makes use of the following register information. */
110 SIM_D10V_CR10_REGNUM,
111 SIM_D10V_CR11_REGNUM,
112 SIM_D10V_CR12_REGNUM,
113 SIM_D10V_CR13_REGNUM,
114 SIM_D10V_CR14_REGNUM,
115 SIM_D10V_CR15_REGNUM,
120 SIM_D10V_IMAP0_REGNUM,
121 SIM_D10V_IMAP1_REGNUM,
122 SIM_D10V_DMAP0_REGNUM,
123 SIM_D10V_DMAP1_REGNUM,
124 SIM_D10V_DMAP2_REGNUM,
125 SIM_D10V_DMAP3_REGNUM,
126 SIM_D10V_TS2_DMAP_REGNUM
131 SIM_D10V_NR_R_REGS = 16,
132 SIM_D10V_NR_A_REGS = 2,
133 SIM_D10V_NR_IMAP_REGS = 2,
134 SIM_D10V_NR_DMAP_REGS = 4,
135 SIM_D10V_NR_CR_REGS = 16