/[gxemul]/trunk/src/include/cpu.h
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Contents of /trunk/src/include/cpu.h

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Revision 8 - (show annotations)
Mon Oct 8 16:18:19 2007 UTC (13 years, 3 months ago) by dpavlin
File MIME type: text/plain
File size: 5212 byte(s)
++ trunk/HISTORY	(local)
$Id: HISTORY,v 1.777 2005/06/12 12:31:52 debug Exp $
==============  RELEASE 0.3.3.1  ==============

20050609	Adding simple MIPS IPIs (to dev_mp).
20050611	Adding an ugly hack to track down low-reference bugs
		(define TRACE_NULL_CRASHES, or configure --tracenull).
		Other minor updates.
20050612	Adding a dummy evbmips mode.

==============  RELEASE 0.3.3.2  ==============


1 #ifndef CPU_H
2 #define CPU_H
3
4 /*
5 * Copyright (C) 2005 Anders Gavare. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. The name of the author may not be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 *
31 * $Id: cpu.h,v 1.24 2005/06/11 20:59:12 debug Exp $
32 *
33 * See cpu.c.
34 */
35
36
37 #include <sys/types.h>
38 #include <inttypes.h>
39 #include <sys/time.h>
40
41 /* This is needed for undefining 'mips' or 'ppc', on weird systems: */
42 #include "../../config.h"
43
44 #include "cpu_alpha.h"
45 #include "cpu_arm.h"
46 #include "cpu_hppa.h"
47 #include "cpu_mips.h"
48 #include "cpu_ppc.h"
49 #include "cpu_sparc.h"
50 #include "cpu_urisc.h"
51 #include "cpu_x86.h"
52
53 struct cpu;
54 struct emul;
55 struct machine;
56 struct memory;
57
58
59 struct cpu_family {
60 struct cpu_family *next;
61 int arch;
62
63 /* These are filled in by each CPU family's init function: */
64 char *name;
65 struct cpu *(*cpu_new)(struct memory *mem,
66 struct machine *machine,
67 int cpu_id, char *cpu_type_name);
68 void (*list_available_types)(void);
69 void (*register_match)(struct machine *m,
70 char *name, int writeflag,
71 uint64_t *valuep, int *match_register);
72 int (*disassemble_instr)(struct cpu *cpu,
73 unsigned char *instr, int running,
74 uint64_t dumpaddr, int bintrans);
75 void (*register_dump)(struct cpu *cpu,
76 int gprs, int coprocs);
77 int (*run)(struct emul *emul,
78 struct machine *machine);
79 void (*dumpinfo)(struct cpu *cpu);
80 void (*show_full_statistics)(struct machine *m);
81 void (*tlbdump)(struct machine *m, int x,
82 int rawflag);
83 int (*interrupt)(struct cpu *cpu, uint64_t irq_nr);
84 int (*interrupt_ack)(struct cpu *cpu,
85 uint64_t irq_nr);
86 };
87
88 #ifdef TRACE_NULL_CRASHES
89 #define TRACE_NULL_N_ENTRIES 16
90 #endif
91
92 struct cpu {
93 /* Pointer back to the machine this CPU is in: */
94 struct machine *machine;
95
96 int byte_order;
97 int running;
98 int dead;
99 int bootstrap_cpu_flag;
100 int cpu_id;
101 char *name;
102
103 struct memory *mem;
104 int (*memory_rw)(struct cpu *cpu,
105 struct memory *mem, uint64_t vaddr,
106 unsigned char *data, size_t len,
107 int writeflag, int cache_flags);
108 int (*translate_address)(struct cpu *, uint64_t vaddr,
109 uint64_t *return_addr, int flags);
110 void (*useremul_syscall)(struct cpu *cpu,
111 uint32_t code);
112
113 /* Things that all CPU families have: */
114 uint64_t pc;
115
116 #ifdef TRACE_NULL_CRASHES
117 uint64_t trace_null_addr[TRACE_NULL_N_ENTRIES];
118 int trace_null_index;
119 #endif
120
121 /* CPU-family dependant: */
122 union {
123 struct alpha_cpu alpha;
124 struct arm_cpu arm;
125 struct hppa_cpu hppa;
126 struct mips_cpu mips;
127 struct ppc_cpu ppc;
128 struct sparc_cpu sparc;
129 struct urisc_cpu urisc;
130 struct x86_cpu x86;
131 } cd;
132 };
133
134
135 /* cpu.c: */
136 struct cpu *cpu_new(struct memory *mem, struct machine *machine,
137 int cpu_id, char *cpu_type_name);
138 void cpu_show_full_statistics(struct machine *m);
139 void cpu_tlbdump(struct machine *m, int x, int rawflag);
140 void cpu_register_match(struct machine *m, char *name,
141 int writeflag, uint64_t *valuep, int *match_register);
142 void cpu_register_dump(struct machine *m, struct cpu *cpu,
143 int gprs, int coprocs);
144 int cpu_disassemble_instr(struct machine *m, struct cpu *cpu,
145 unsigned char *instr, int running, uint64_t addr, int bintrans);
146 int cpu_interrupt(struct cpu *cpu, uint64_t irq_nr);
147 int cpu_interrupt_ack(struct cpu *cpu, uint64_t irq_nr);
148 void cpu_run_init(struct emul *emul, struct machine *machine);
149 int cpu_run(struct emul *emul, struct machine *machine);
150 void cpu_run_deinit(struct emul *emul, struct machine *machine);
151 void cpu_dumpinfo(struct machine *m, struct cpu *cpu);
152 void cpu_list_available_types(void);
153 void cpu_show_cycles(struct machine *machine,
154 struct timeval *starttime, int64_t ncycles, int forced);
155 struct cpu_family *cpu_family_ptr_by_number(int arch);
156 void cpu_init(void);
157
158
159 #endif /* CPU_H */

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