xref: /netbsd-src/external/gpl3/gdb.old/dist/sim/mn10300/sim-main.h (revision 0a3071956a3a9fdebdbf7f338cf2d439b45fc728)
1 /*  This file is part of the program psim.
2 
3     Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au>
4     Copyright (C) 1997-2020 Free Software Foundation, Inc.
5 
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 3 of the License, or
9     (at your option) any later version.
10 
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.
15 
16     You should have received a copy of the GNU General Public License
17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
18 
19     */
20 
21 
22 #ifndef SIM_MAIN_H
23 #define SIM_MAIN_H
24 
25 #define SIM_ENGINE_HALT_HOOK(SD,LAST_CPU,CIA) 0 /* disable this hook */
26 
27 #include "sim-basics.h"
28 #include "sim-signal.h"
29 
30 #include <signal.h> /* For kill() in insns:do_trap */
31 
32 #include <errno.h>
33 #ifdef HAVE_UNISTD_H
34 #include <unistd.h>
35 #endif
36 
37 /* These are generated files.  */
38 #include "itable.h"
39 #include "idecode.h"
40 
41 #define SIM_CORE_SIGNAL(SD,CPU,CIA,MAP,NR_BYTES,ADDR,TRANSFER,ERROR)  \
42 mn10300_core_signal ((SD), (CPU), (CIA), (MAP), (NR_BYTES), (ADDR), (TRANSFER), (ERROR))
43 
44 
45 #include "sim-base.h"
46 
47 #include "mn10300_sim.h"
48 
49 /* Bring data in from the cold */
50 
51 #define IMEM8(EA) \
52 (sim_core_read_aligned_1(STATE_CPU(sd, 0), EA, exec_map, (EA)))
53 
54 #define IMEM8_IMMED(EA, N) \
55 (sim_core_read_aligned_1(STATE_CPU(sd, 0), EA, exec_map, (EA) + (N)))
56 
57 
58 /* FIXME: For moment, save/restore PC value found in struct State.
59    Struct State will one day go away, being placed in the sim_cpu
60    state. */
61 
62 struct _sim_cpu {
63   sim_event *pending_nmi;
64   sim_cia cia;
65   sim_cpu_base base;
66 };
67 
68 
69 struct sim_state {
70 
71   /* the processors proper */
72   sim_cpu *cpu[MAX_NR_PROCESSORS];
73 
74   /* The base class.  */
75   sim_state_base base;
76 
77 };
78 
79 /* For compatibility, until all functions converted to passing
80    SIM_DESC as an argument */
81 extern SIM_DESC simulator;
82 
83 /* (re) initialize the simulator */
84 
85 extern void engine_init(SIM_DESC sd);
86 extern SIM_CORE_SIGNAL_FN mn10300_core_signal;
87 
88 #endif
89