xref: /netbsd-src/external/gpl3/gdb/dist/include/sim/sim-d10v.h (revision 02f41505626a9ceb584d30d0789203495760ac88)
1*02f41505Schristos /* This file defines the interface between the d10v simulator and gdb.
2*02f41505Schristos 
3*02f41505Schristos    Copyright (C) 1999-2024 Free Software Foundation, Inc.
4*02f41505Schristos 
5*02f41505Schristos    This file is part of GDB.
6*02f41505Schristos 
7*02f41505Schristos    This program is free software; you can redistribute it and/or modify
8*02f41505Schristos    it under the terms of the GNU General Public License as published by
9*02f41505Schristos    the Free Software Foundation; either version 3 of the License, or
10*02f41505Schristos    (at your option) any later version.
11*02f41505Schristos 
12*02f41505Schristos    This program is distributed in the hope that it will be useful,
13*02f41505Schristos    but WITHOUT ANY WARRANTY; without even the implied warranty of
14*02f41505Schristos    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15*02f41505Schristos    GNU General Public License for more details.
16*02f41505Schristos 
17*02f41505Schristos    You should have received a copy of the GNU General Public License
18*02f41505Schristos    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
19*02f41505Schristos 
20*02f41505Schristos #if !defined (SIM_D10V_H)
21*02f41505Schristos #define SIM_D10V_H
22*02f41505Schristos 
23*02f41505Schristos /* GDB interprets addresses as:
24*02f41505Schristos 
25*02f41505Schristos    0x00xxxxxx: Physical unified memory segment     (Unified memory)
26*02f41505Schristos    0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
27*02f41505Schristos    0x02xxxxxx: Physical data memory segment        (On-chip data memory)
28*02f41505Schristos    0x10xxxxxx: Logical data address segment        (DMAP translated memory)
29*02f41505Schristos    0x11xxxxxx: Logical instruction address segment (IMAP translated memory)
30*02f41505Schristos 
31*02f41505Schristos    The remote d10v board interprets addresses as:
32*02f41505Schristos 
33*02f41505Schristos    0x00xxxxxx: Physical unified memory segment     (Unified memory)
34*02f41505Schristos    0x01xxxxxx: Physical instruction memory segment (On-chip insn memory)
35*02f41505Schristos    0x02xxxxxx: Physical data memory segment        (On-chip data memory)
36*02f41505Schristos 
37*02f41505Schristos    The following translate a virtual DMAP/IMAP offset into a physical
38*02f41505Schristos    memory segment assigning the translated address to PHYS.  Since a
39*02f41505Schristos    memory access may cross a page boundrary the number of bytes for
40*02f41505Schristos    which the translation is applicable (or 0 for an invalid virtual
41*02f41505Schristos    offset) is returned. */
42*02f41505Schristos 
43*02f41505Schristos enum
44*02f41505Schristos   {
45*02f41505Schristos     SIM_D10V_MEMORY_UNIFIED = 0x00000000,
46*02f41505Schristos     SIM_D10V_MEMORY_INSN = 0x01000000,
47*02f41505Schristos     SIM_D10V_MEMORY_DATA = 0x02000000,
48*02f41505Schristos     SIM_D10V_MEMORY_DMAP = 0x10000000,
49*02f41505Schristos     SIM_D10V_MEMORY_IMAP = 0x11000000
50*02f41505Schristos   };
51*02f41505Schristos 
52*02f41505Schristos /* The simulator makes use of the following register information. */
53*02f41505Schristos 
54*02f41505Schristos enum sim_d10v_regs
55*02f41505Schristos {
56*02f41505Schristos   SIM_D10V_R0_REGNUM,
57*02f41505Schristos   SIM_D10V_R1_REGNUM,
58*02f41505Schristos   SIM_D10V_R2_REGNUM,
59*02f41505Schristos   SIM_D10V_R3_REGNUM,
60*02f41505Schristos   SIM_D10V_R4_REGNUM,
61*02f41505Schristos   SIM_D10V_R5_REGNUM,
62*02f41505Schristos   SIM_D10V_R6_REGNUM,
63*02f41505Schristos   SIM_D10V_R7_REGNUM,
64*02f41505Schristos   SIM_D10V_R8_REGNUM,
65*02f41505Schristos   SIM_D10V_R9_REGNUM,
66*02f41505Schristos   SIM_D10V_R10_REGNUM,
67*02f41505Schristos   SIM_D10V_R11_REGNUM,
68*02f41505Schristos   SIM_D10V_R12_REGNUM,
69*02f41505Schristos   SIM_D10V_R13_REGNUM,
70*02f41505Schristos   SIM_D10V_R14_REGNUM,
71*02f41505Schristos   SIM_D10V_R15_REGNUM,
72*02f41505Schristos   SIM_D10V_CR0_REGNUM,
73*02f41505Schristos   SIM_D10V_CR1_REGNUM,
74*02f41505Schristos   SIM_D10V_CR2_REGNUM,
75*02f41505Schristos   SIM_D10V_CR3_REGNUM,
76*02f41505Schristos   SIM_D10V_CR4_REGNUM,
77*02f41505Schristos   SIM_D10V_CR5_REGNUM,
78*02f41505Schristos   SIM_D10V_CR6_REGNUM,
79*02f41505Schristos   SIM_D10V_CR7_REGNUM,
80*02f41505Schristos   SIM_D10V_CR8_REGNUM,
81*02f41505Schristos   SIM_D10V_CR9_REGNUM,
82*02f41505Schristos   SIM_D10V_CR10_REGNUM,
83*02f41505Schristos   SIM_D10V_CR11_REGNUM,
84*02f41505Schristos   SIM_D10V_CR12_REGNUM,
85*02f41505Schristos   SIM_D10V_CR13_REGNUM,
86*02f41505Schristos   SIM_D10V_CR14_REGNUM,
87*02f41505Schristos   SIM_D10V_CR15_REGNUM,
88*02f41505Schristos   SIM_D10V_A0_REGNUM,
89*02f41505Schristos   SIM_D10V_A1_REGNUM,
90*02f41505Schristos   SIM_D10V_SPI_REGNUM,
91*02f41505Schristos   SIM_D10V_SPU_REGNUM,
92*02f41505Schristos   SIM_D10V_IMAP0_REGNUM,
93*02f41505Schristos   SIM_D10V_IMAP1_REGNUM,
94*02f41505Schristos   SIM_D10V_DMAP0_REGNUM,
95*02f41505Schristos   SIM_D10V_DMAP1_REGNUM,
96*02f41505Schristos   SIM_D10V_DMAP2_REGNUM,
97*02f41505Schristos   SIM_D10V_DMAP3_REGNUM,
98*02f41505Schristos   SIM_D10V_TS2_DMAP_REGNUM
99*02f41505Schristos };
100*02f41505Schristos 
101*02f41505Schristos enum
102*02f41505Schristos {
103*02f41505Schristos   SIM_D10V_NR_R_REGS = 16,
104*02f41505Schristos   SIM_D10V_NR_A_REGS = 2,
105*02f41505Schristos   SIM_D10V_NR_IMAP_REGS = 2,
106*02f41505Schristos   SIM_D10V_NR_DMAP_REGS = 4,
107*02f41505Schristos   SIM_D10V_NR_CR_REGS = 16
108*02f41505Schristos };
109*02f41505Schristos 
110*02f41505Schristos #endif
111