nkeynes@26 | 1 | /**
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nkeynes@586 | 2 | * $Id$
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nkeynes@26 | 3 | *
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nkeynes@26 | 4 | * Public interface for dreamcast.c -
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nkeynes@26 | 5 | * Central switchboard for the system. This pulls all the individual modules
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nkeynes@26 | 6 | * together into some kind of coherent structure. This is also where you'd
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nkeynes@26 | 7 | * add Naomi support, if I ever get a board to play with...
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nkeynes@26 | 8 | *
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nkeynes@26 | 9 | * Copyright (c) 2005 Nathan Keynes.
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nkeynes@26 | 10 | *
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nkeynes@26 | 11 | * This program is free software; you can redistribute it and/or modify
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nkeynes@26 | 12 | * it under the terms of the GNU General Public License as published by
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nkeynes@26 | 13 | * the Free Software Foundation; either version 2 of the License, or
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nkeynes@26 | 14 | * (at your option) any later version.
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nkeynes@26 | 15 | *
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nkeynes@26 | 16 | * This program is distributed in the hope that it will be useful,
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nkeynes@26 | 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@26 | 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@26 | 19 | * GNU General Public License for more details.
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nkeynes@26 | 20 | */
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nkeynes@2 | 21 |
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nkeynes@736 | 22 | #ifndef lxdream_dreamcast_H
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nkeynes@736 | 23 | #define lxdream_dreamcast_H 1
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nkeynes@2 | 24 |
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nkeynes@15 | 25 | #include <stdio.h>
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nkeynes@477 | 26 | #include "lxdream.h"
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nkeynes@15 | 27 |
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nkeynes@15 | 28 | #ifdef __cplusplus
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nkeynes@15 | 29 | extern "C" {
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nkeynes@15 | 30 | #endif
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nkeynes@15 | 31 |
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nkeynes@30 | 32 | #define DEFAULT_TIMESLICE_LENGTH 1000000 /* nanoseconds */
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nkeynes@359 | 33 |
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nkeynes@922 | 34 | #define XLAT_NEW_CACHE_SIZE 40 MB
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nkeynes@359 | 35 | #define XLAT_TEMP_CACHE_SIZE 2 MB
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nkeynes@359 | 36 | #define XLAT_OLD_CACHE_SIZE 8 MB
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nkeynes@359 | 37 |
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nkeynes@1072 | 38 | struct lxdream_config_group; // Forward declaration
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nkeynes@1072 | 39 |
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nkeynes@1100 | 40 | void dreamcast_configure(gboolean use_bootrom);
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nkeynes@422 | 41 | void dreamcast_configure_aica_only(void);
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nkeynes@1100 | 42 | void dreamcast_init(gboolean use_bootrom);
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nkeynes@2 | 43 | void dreamcast_reset(void);
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nkeynes@23 | 44 | void dreamcast_run(void);
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nkeynes@689 | 45 | void dreamcast_set_run_time( unsigned int seconds, unsigned int nanosecs );
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nkeynes@689 | 46 | void dreamcast_set_exit_on_stop( gboolean flag );
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nkeynes@2 | 47 | void dreamcast_stop(void);
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nkeynes@429 | 48 | void dreamcast_shutdown(void);
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nkeynes@431 | 49 | gboolean dreamcast_is_running(void);
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nkeynes@1072 | 50 | gboolean dreamcast_config_changed(void *data, struct lxdream_config_group *group, unsigned item,
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nkeynes@1072 | 51 | const gchar *oldval, const gchar *newval);
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nkeynes@543 | 52 | /**
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nkeynes@543 | 53 | * Return if it's possible to start the VM - currently this requires
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nkeynes@543 | 54 | * a) A configured system
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nkeynes@543 | 55 | * b) Some code to run (either a user program or a ROM)
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nkeynes@543 | 56 | */
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nkeynes@543 | 57 | gboolean dreamcast_can_run(void);
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nkeynes@543 | 58 |
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nkeynes@544 | 59 | /**
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nkeynes@544 | 60 | * Notify the VM that a program (ELF or other binary) has been loaded.
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nkeynes@544 | 61 | *
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nkeynes@544 | 62 | */
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nkeynes@544 | 63 | void dreamcast_program_loaded( const gchar *name, sh4addr_t entry_point );
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nkeynes@544 | 64 |
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nkeynes@295 | 65 | #define DREAMCAST_SAVE_MAGIC "%!-lxDream!Save\0"
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nkeynes@931 | 66 | #define DREAMCAST_SAVE_VERSION 0x00010006
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nkeynes@295 | 67 |
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nkeynes@18 | 68 | int dreamcast_save_state( const gchar *filename );
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nkeynes@18 | 69 | int dreamcast_load_state( const gchar *filename );
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nkeynes@18 | 70 |
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nkeynes@1038 | 71 | /* Quick saves */
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nkeynes@1038 | 72 | #define MAX_QUICK_STATE 9
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nkeynes@1040 | 73 | #define QUICK_STATE_FILENAME "%s/quicksave%d.dst"
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nkeynes@1038 | 74 |
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nkeynes@1038 | 75 | void dreamcast_quick_save();
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nkeynes@1038 | 76 | void dreamcast_quick_load();
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nkeynes@1038 | 77 | unsigned int dreamcast_get_quick_state();
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nkeynes@1038 | 78 | void dreamcast_set_quick_state( unsigned int state );
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nkeynes@1038 | 79 | gboolean dreamcast_has_quick_state( unsigned int state );
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nkeynes@1038 | 80 |
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nkeynes@477 | 81 | /**
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nkeynes@477 | 82 | * Load the front-buffer image from the specified file.
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nkeynes@477 | 83 | * If the file is not a valid save state, returns NULL. Otherwise,
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nkeynes@477 | 84 | * returns a newly allocated frame_buffer that should be freed
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nkeynes@477 | 85 | * by the caller. (The data buffer is contained within the
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nkeynes@477 | 86 | * allocation and does not need to be freed separately)
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nkeynes@477 | 87 | */
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nkeynes@477 | 88 | frame_buffer_t dreamcast_load_preview( const gchar *filename );
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nkeynes@1100 | 89 | gboolean dreamcast_load_fakebios();
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nkeynes@477 | 90 |
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nkeynes@295 | 91 | #define SCENE_SAVE_MAGIC "%!-lxDream!Scene"
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nkeynes@295 | 92 | #define SCENE_SAVE_VERSION 0x00010000
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nkeynes@295 | 93 |
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nkeynes@934 | 94 | extern unsigned char dc_main_ram[];
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nkeynes@934 | 95 | extern unsigned char dc_boot_rom[];
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nkeynes@934 | 96 | extern unsigned char dc_flash_ram[];
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nkeynes@934 | 97 |
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nkeynes@15 | 98 | #ifdef __cplusplus
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nkeynes@15 | 99 | }
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nkeynes@15 | 100 | #endif
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nkeynes@15 | 101 |
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nkeynes@736 | 102 | #endif /* !lxdream_dreamcast_H */
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