211 lines
7.8 KiB
C
211 lines
7.8 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Main include file for the application.
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*
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*
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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*
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* Copyright 2016-2020 Miran Grca.
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* Copyright 2017-2020 Fred N. van Kempen.
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* Copyright 2021 Laci bá'
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*/
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#ifndef EMU_86BOX_H
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#define EMU_86BOX_H
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/* Configuration values. */
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#define SERIAL_MAX 4
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#define PARALLEL_MAX 4
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#define SCREEN_RES_X 640
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#define SCREEN_RES_Y 480
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/* Filename and pathname info. */
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#define CONFIG_FILE "86box.cfg"
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#define NVR_PATH "nvr"
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#define SCREENSHOT_PATH "screenshots"
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/* Recently used images */
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#define MAX_PREV_IMAGES 4
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#define MAX_IMAGE_PATH_LEN 256
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/* Default language 0xFFFF = from system, 0x409 = en-US */
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#define DEFAULT_LANGUAGE 0x0409
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#ifdef MIN
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# undef MIN
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#endif
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#ifdef MAX
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# undef MAX
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#endif
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#ifdef ABS
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# undef ABS
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#endif
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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#define MAX(a, b) ((a) > (b) ? (a) : (b))
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#define ABS(x) ((x) > 0 ? (x) : -(x))
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#define BCD8(x) ((((x) / 10) << 4) | ((x) % 10))
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#define BCD16(x) ((((x) / 1000) << 12) | (((x) / 100) << 8) | BCD8(x))
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#define BCD32(x) ((((x) / 10000000) << 28) | (((x) / 1000000) << 24) | (((x) / 100000) << 20) | (((x) / 10000) << 16) | BCD16(x))
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#if defined(__GNUC__) || defined(__clang__)
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# define UNLIKELY(x) __builtin_expect((x), 0)
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# define LIKELY(x) __builtin_expect((x), 1)
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#else
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# define UNLIKELY(x) (x)
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# define LIKELY(x) (x)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Global variables. */
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extern uint32_t lang_sys; /* (-) system language code */
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extern int dump_on_exit; /* (O) dump regs on exit*/
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extern int do_dump_config; /* (O) dump cfg after load */
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extern int start_in_fullscreen; /* (O) start in fullscreen */
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#ifdef _WIN32
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extern int force_debug; /* (O) force debug output */
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#endif
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#ifdef USE_WX
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extern int video_fps; /* (O) render speed in fps */
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#endif
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extern int settings_only; /* (O) show only the settings dialog */
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extern int confirm_exit_cmdl; /* (O) do not ask for confirmation on quit if set to 0 */
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#ifdef _WIN32
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extern uint64_t unique_id;
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extern uint64_t source_hwnd;
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#endif
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extern char rom_path[1024]; /* (O) full path to ROMs */
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extern char log_path[1024]; /* (O) full path of logfile */
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extern char vm_name[1024]; /* (O) display name of the VM */
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#ifdef USE_INSTRUMENT
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extern uint8_t instru_enabled;
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extern uint64_t instru_run_ms;
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#endif
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#define window_x monitor_settings[0].mon_window_x
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#define window_y monitor_settings[0].mon_window_y
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#define window_w monitor_settings[0].mon_window_w
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#define window_h monitor_settings[0].mon_window_h
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extern int window_remember;
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extern int vid_resize; /* (C) allow resizing */
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extern int invert_display; /* (C) invert the display */
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extern int suppress_overscan; /* (C) suppress overscans */
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extern uint32_t lang_id; /* (C) language code identifier */
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extern char icon_set[256]; /* (C) iconset identifier */
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extern int scale; /* (C) screen scale factor */
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extern int dpi_scale; /* (C) DPI scaling of the emulated screen */
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extern int vid_api; /* (C) video renderer */
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extern int vid_cga_contrast; /* (C) video */
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extern int video_fullscreen; /* (C) video */
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extern int video_fullscreen_first; /* (C) video */
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extern int video_fullscreen_scale; /* (C) video */
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extern int enable_overscan; /* (C) video */
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extern int force_43; /* (C) video */
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extern int video_filter_method; /* (C) video */
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extern int video_vsync; /* (C) video */
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extern int video_framerate; /* (C) video */
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extern int gfxcard[2]; /* (C) graphics/video card */
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extern char video_shader[512]; /* (C) video */
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extern int bugger_enabled; /* (C) enable ISAbugger */
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extern int postcard_enabled; /* (C) enable POST card */
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extern int isamem_type[]; /* (C) enable ISA mem cards */
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extern int isartc_type; /* (C) enable ISA RTC card */
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extern int sound_is_float; /* (C) sound uses FP values */
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extern int voodoo_enabled; /* (C) video option */
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extern int ibm8514_enabled; /* (C) video option */
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extern int xga_enabled; /* (C) video option */
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extern uint32_t mem_size; /* (C) memory size (Installed on system board) */
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extern uint32_t isa_mem_size; /* (C) memory size (ISA Memory Cards) */
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extern int cpu; /* (C) cpu type */
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extern int cpu_use_dynarec; /* (C) cpu uses/needs Dyna */
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extern int fpu_type; /* (C) fpu type */
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extern int fpu_softfloat; /* (C) fpu uses softfloat */
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extern int time_sync; /* (C) enable time sync */
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extern int hdd_format_type; /* (C) hard disk file format */
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extern int confirm_reset; /* (C) enable reset confirmation */
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extern int confirm_exit; /* (C) enable exit confirmation */
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extern int confirm_save; /* (C) enable save confirmation */
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extern int enable_discord; /* (C) enable Discord integration */
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extern int is_pentium; /* TODO: Move back to cpu/cpu.h when it's figured out,
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how to remove that hack from the ET4000/W32p. */
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extern int fixed_size_x;
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extern int fixed_size_y;
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extern double mouse_sensitivity; /* (C) Mouse sensitivity scale */
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extern double mouse_x_error; /* Mouse error accumulator - Y */
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extern double mouse_y_error; /* Mouse error accumulator - Y */
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extern int pit_mode; /* (C) force setting PIT mode */
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extern int fm_driver; /* (C) select FM sound driver */
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extern char exe_path[2048]; /* path (dir) of executable */
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extern char usr_path[1024]; /* path (dir) of user data */
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extern char cfg_path[1024]; /* full path of config file */
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extern int open_dir_usr_path; /* default file open dialog directory of usr_path */
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#ifndef USE_NEW_DYNAREC
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extern FILE *stdlog; /* file to log output to */
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#endif
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extern int config_changed; /* config has changed */
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/* Function prototypes. */
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#ifdef HAVE_STDARG_H
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extern void pclog_ex(const char *fmt, va_list);
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extern void fatal_ex(const char *fmt, va_list);
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#endif
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extern void pclog_toggle_suppr(void);
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extern void pclog(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
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extern void fatal(const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
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extern void set_screen_size(int x, int y);
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extern void set_screen_size_monitor(int x, int y, int monitor_index);
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extern void reset_screen_size(void);
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extern void reset_screen_size_monitor(int monitor_index);
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extern void set_screen_size_natural(void);
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extern void update_mouse_msg(void);
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#if 0
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extern void pc_reload(wchar_t *fn);
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#endif
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extern int pc_init_modules(void);
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extern int pc_init(int argc, char *argv[]);
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extern void pc_close(void *threadid);
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extern void pc_reset_hard_close(void);
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extern void pc_reset_hard_init(void);
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extern void pc_reset_hard(void);
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extern void pc_full_speed(void);
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extern void pc_speed_changed(void);
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extern void pc_send_cad(void);
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extern void pc_send_cae(void);
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extern void pc_send_cab(void);
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extern void pc_run(void);
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extern void pc_start(void);
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extern void pc_onesec(void);
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extern uint16_t get_last_addr(void);
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/* This is for external subtraction of cycles;
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should be in cpu.c but I put it here to avoid
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having to include cpu.h everywhere. */
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extern void sub_cycles(int c);
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extern void resub_cycles(int old_cycles);
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extern double isa_timing;
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extern int io_delay;
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extern int framecountx;
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extern volatile int cpu_thread_run;
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#ifdef __cplusplus
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}
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#endif
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#endif /*EMU_86BOX_H*/
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