cpu.h (b0f9690e78827d55a508c73432c73f057f59fd41) cpu.h (74433bf083b0766aba81534f92de13194f23ff3e)
1/*
2 * m68k virtual CPU header
3 *
4 * Copyright (c) 2005-2007 CodeSourcery
5 * Written by Paul Brook
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public

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16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#ifndef M68K_CPU_H
22#define M68K_CPU_H
23
1/*
2 * m68k virtual CPU header
3 *
4 * Copyright (c) 2005-2007 CodeSourcery
5 * Written by Paul Brook
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public

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16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21#ifndef M68K_CPU_H
22#define M68K_CPU_H
23
24#define TARGET_LONG_BITS 32
25
26#define CPUArchState struct CPUM68KState
27
28#include "qemu-common.h"
29#include "exec/cpu-defs.h"
30#include "cpu-qom.h"
31
24#include "qemu-common.h"
25#include "exec/cpu-defs.h"
26#include "cpu-qom.h"
27
28#define CPUArchState struct CPUM68KState
29
32#define OS_BYTE 0
33#define OS_WORD 1
34#define OS_LONG 2
35#define OS_SINGLE 3
36#define OS_DOUBLE 4
37#define OS_EXTENDED 5
38#define OS_PACKED 6
39#define OS_UNSIZED 7

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77#define M68K_DTTR0 0
78#define M68K_DTTR1 1
79#define M68K_ITTR0 2
80#define M68K_ITTR1 3
81
82#define M68K_MAX_TTR 2
83#define TTR(type, index) ttr[((type & ACCESS_CODE) == ACCESS_CODE) * 2 + index]
84
30#define OS_BYTE 0
31#define OS_WORD 1
32#define OS_LONG 2
33#define OS_SINGLE 3
34#define OS_DOUBLE 4
35#define OS_EXTENDED 5
36#define OS_PACKED 6
37#define OS_UNSIZED 7

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75#define M68K_DTTR0 0
76#define M68K_DTTR1 1
77#define M68K_ITTR0 2
78#define M68K_ITTR1 3
79
80#define M68K_MAX_TTR 2
81#define TTR(type, index) ttr[((type & ACCESS_CODE) == ACCESS_CODE) * 2 + index]
82
85#define NB_MMU_MODES 2
86#define TARGET_INSN_START_EXTRA_WORDS 1
87
88typedef CPU_LDoubleU FPReg;
89
90typedef struct CPUM68KState {
91 uint32_t dregs[8];
92 uint32_t aregs[8];
93 uint32_t pc;

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497{
498 return (env->features & (1u << feature)) != 0;
499}
500
501void m68k_cpu_list(void);
502
503void register_m68k_insns (CPUM68KState *env);
504
83#define TARGET_INSN_START_EXTRA_WORDS 1
84
85typedef CPU_LDoubleU FPReg;
86
87typedef struct CPUM68KState {
88 uint32_t dregs[8];
89 uint32_t aregs[8];
90 uint32_t pc;

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494{
495 return (env->features & (1u << feature)) != 0;
496}
497
498void m68k_cpu_list(void);
499
500void register_m68k_insns (CPUM68KState *env);
501
505/* Coldfire Linux uses 8k pages
506 * and m68k linux uses 4k pages
507 * use the smallest one
508 */
509#define TARGET_PAGE_BITS 12
510
511enum {
512 /* 1 bit to define user level / supervisor access */
513 ACCESS_SUPER = 0x01,
514 /* 1 bit to indicate direction */
515 ACCESS_STORE = 0x02,
516 /* 1 bit to indicate debug access */
517 ACCESS_DEBUG = 0x04,
518 /* PTEST instruction */
519 ACCESS_PTEST = 0x08,
520 /* Type of instruction that generated the access */
521 ACCESS_CODE = 0x10, /* Code fetch access */
522 ACCESS_DATA = 0x20, /* Data load/store access */
523};
524
502enum {
503 /* 1 bit to define user level / supervisor access */
504 ACCESS_SUPER = 0x01,
505 /* 1 bit to indicate direction */
506 ACCESS_STORE = 0x02,
507 /* 1 bit to indicate debug access */
508 ACCESS_DEBUG = 0x04,
509 /* PTEST instruction */
510 ACCESS_PTEST = 0x08,
511 /* Type of instruction that generated the access */
512 ACCESS_CODE = 0x10, /* Code fetch access */
513 ACCESS_DATA = 0x20, /* Data load/store access */
514};
515
525#define TARGET_PHYS_ADDR_SPACE_BITS 32
526#define TARGET_VIRT_ADDR_SPACE_BITS 32
527
528#define M68K_CPU_TYPE_SUFFIX "-" TYPE_M68K_CPU
529#define M68K_CPU_TYPE_NAME(model) model M68K_CPU_TYPE_SUFFIX
530#define CPU_RESOLVING_TYPE TYPE_M68K_CPU
531
532#define cpu_signal_handler cpu_m68k_signal_handler
533#define cpu_list m68k_cpu_list
534
535/* MMU modes definitions */

--- 44 unchanged lines hidden --- 		516#define M68K_CPU_TYPE_SUFFIX "-" TYPE_M68K_CPU
517#define M68K_CPU_TYPE_NAME(model) model M68K_CPU_TYPE_SUFFIX
518#define CPU_RESOLVING_TYPE TYPE_M68K_CPU
519
520#define cpu_signal_handler cpu_m68k_signal_handler
521#define cpu_list m68k_cpu_list
522
523/* MMU modes definitions */

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