src/include/cpu_m68k.h

#ifndef CPU_M68K_H
#define CPU_M68K_H

/*
 *  Copyright (C) 2005-2007  Anders Gavare.  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright  
 *     notice, this list of conditions and the following disclaimer in the 
 *     documentation and/or other materials provided with the distribution.
 *  3. The name of the author may not be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 *  ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE   
 *  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 *  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 *  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 *  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE.
 *
 *
 *  $Id: cpu_m68k.h,v 1.15 2006/12/30 13:31:00 debug Exp $
 */

#include "misc.h"


/*  M68K CPU types:  */
struct m68k_cpu_type_def {
        char            *name;
        int             flags;
};

#define M68K_CPU_TYPE_DEFS      {                               \
        { "68000",              0 },                            \
        { "68010",              0 },                            \
        { "68020",              0 },                            \
        { "68030",              0 },                            \
        { "68040",              0 },                            \
        { "68060",              0 },                            \
        { NULL,                 0 }                             }

struct cpu_family;

#define N_M68K_DREGS            8
#define N_M68K_AREGS            8

#define M68K_N_IC_ARGS                  3
#define M68K_INSTR_ALIGNMENT_SHIFT      1
#define M68K_IC_ENTRIES_SHIFT           11
#define M68K_IC_ENTRIES_PER_PAGE        (1 << M68K_IC_ENTRIES_SHIFT)
#define M68K_PC_TO_IC_ENTRY(a)          (((a)>>M68K_INSTR_ALIGNMENT_SHIFT) \
                                        & (M68K_IC_ENTRIES_PER_PAGE-1))
#define M68K_ADDR_TO_PAGENR(a)          ((a) >> (M68K_IC_ENTRIES_SHIFT \
                                        + M68K_INSTR_ALIGNMENT_SHIFT))

DYNTRANS_MISC_DECLARATIONS(m68k,M68K,uint32_t)

#define M68K_MAX_VPH_TLB_ENTRIES                128


struct m68k_cpu {
        struct m68k_cpu_type_def        cpu_type;

        /*
         *  General Purpose Registers:
         */

        uint32_t                d[N_M68K_DREGS];
        uint32_t                a[N_M68K_AREGS];


        /*
         *  Instruction translation cache and 32-bit virtual -> physical ->
         *  host address translation:
         */
        DYNTRANS_ITC(m68k)
        VPH_TLBS(m68k,M68K)
        VPH32(m68k,M68K,uint32_t,uint8_t)
};


/*  cpu_m68k.c:  */
int m68k_run_instr(struct cpu *cpu);
void m68k_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,
        unsigned char *host_page, int writeflag, uint64_t paddr_page);
void m68k_invalidate_translation_caches(struct cpu *cpu, uint64_t, int);
void m68k_invalidate_code_translation(struct cpu *cpu, uint64_t, int);
int m68k_memory_rw(struct cpu *cpu, struct memory *mem, uint64_t vaddr,
        unsigned char *data, size_t len, int writeflag, int cache_flags);
int m68k_cpu_family_init(struct cpu_family *);


#endif  /*  CPU_M68K_H  */
1	#ifndef CPU_M68K_H
2	#define CPU_M68K_H
3
4	/*
5	* Copyright (C) 2005-2007 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_m68k.h,v 1.15 2006/12/30 13:31:00 debug Exp $
32	*/
33
34	#include "misc.h"
35
36
37	/* M68K CPU types: */
38	struct m68k_cpu_type_def {
39	char *name;
40	int flags;
41	};
42
43	#define M68K_CPU_TYPE_DEFS { \
44	{ "68000", 0 }, \
45	{ "68010", 0 }, \
46	{ "68020", 0 }, \
47	{ "68030", 0 }, \
48	{ "68040", 0 }, \
49	{ "68060", 0 }, \
50	{ NULL, 0 } }
51
52	struct cpu_family;
53
54	#define N_M68K_DREGS 8
55	#define N_M68K_AREGS 8
56
57	#define M68K_N_IC_ARGS 3
58	#define M68K_INSTR_ALIGNMENT_SHIFT 1
59	#define M68K_IC_ENTRIES_SHIFT 11
60	#define M68K_IC_ENTRIES_PER_PAGE (1 << M68K_IC_ENTRIES_SHIFT)
61	#define M68K_PC_TO_IC_ENTRY(a) (((a)>>M68K_INSTR_ALIGNMENT_SHIFT) \
62	& (M68K_IC_ENTRIES_PER_PAGE-1))
63	#define M68K_ADDR_TO_PAGENR(a) ((a) >> (M68K_IC_ENTRIES_SHIFT \
64	+ M68K_INSTR_ALIGNMENT_SHIFT))
65
66	DYNTRANS_MISC_DECLARATIONS(m68k,M68K,uint32_t)
67
68	#define M68K_MAX_VPH_TLB_ENTRIES 128
69
70
71	struct m68k_cpu {
72	struct m68k_cpu_type_def cpu_type;
73
74	/*
75	* General Purpose Registers:
76	*/
77
78	uint32_t d[N_M68K_DREGS];
79	uint32_t a[N_M68K_AREGS];
80
81
82	/*
83	* Instruction translation cache and 32-bit virtual -> physical ->
84	* host address translation:
85	*/
86	DYNTRANS_ITC(m68k)
87	VPH_TLBS(m68k,M68K)
88	VPH32(m68k,M68K,uint32_t,uint8_t)
89	};
90
91
92	/* cpu_m68k.c: */
93	int m68k_run_instr(struct cpu *cpu);
94	void m68k_update_translation_table(struct cpu *cpu, uint64_t vaddr_page,
95	unsigned char *host_page, int writeflag, uint64_t paddr_page);
96	void m68k_invalidate_translation_caches(struct cpu *cpu, uint64_t, int);
97	void m68k_invalidate_code_translation(struct cpu *cpu, uint64_t, int);
98	int m68k_memory_rw(struct cpu cpu, struct memory mem, uint64_t vaddr,
99	unsigned char *data, size_t len, int writeflag, int cache_flags);
100	int m68k_cpu_family_init(struct cpu_family *);
101
102
103	#endif /* CPU_M68K_H */