Files
86Box/src/include/86box/gameport.h
2023-08-15 13:30:12 -04:00

166 lines
4.3 KiB
C

/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* Definitions for the generic game port handlers.
*
*
*
* Authors: Miran Grca, <mgrca8@gmail.com>
* Sarah Walker, <https://pcem-emulator.co.uk/>
* RichardG, <richardg867@gmail.com>
*
* Copyright 2016-2018 Miran Grca.
* Copyright 2008-2018 Sarah Walker.
* Copyright 2021 RichardG.
*/
#ifndef EMU_GAMEPORT_H
#define EMU_GAMEPORT_H
#define MAX_PLAT_JOYSTICKS 8
#define MAX_JOYSTICKS 4
#define JS_TYPE_NONE 0
#define JS_TYPE_2AXIS_4BUTTON 1
#define JS_TYPE_2AXIS_6BUTTON 2
#define JS_TYPE_2AXIS_8BUTTON 3
#define JS_TYPE_4AXIS_4BUTTON 4
#define JS_TYPE_CH_FLIGHTSTICK_PRO 5
#define JS_TYPE_SIDEWINDER_PAD 6
#define JS_TYPE_THRUSTMASTER_FCS 7
#define POV_X 0x80000000
#define POV_Y 0x40000000
#define SLIDER 0x20000000
#define AXIS_NOT_PRESENT -99999
#define JOYSTICK_PRESENT(n) (joystick_state[n].plat_joystick_nr != 0)
#define GAMEPORT_SIO 0x1000000
typedef struct plat_joystick_t {
char name[260];
int a[8];
int b[32];
int p[4];
int s[2];
struct {
char name[260];
int id;
} axis[8];
struct {
char name[260];
int id;
} button[32];
struct {
char name[260];
int id;
} pov[4];
struct {
char name[260];
int id;
} slider[2];
int nr_axes;
int nr_buttons;
int nr_povs;
int nr_sliders;
} plat_joystick_t;
typedef struct joystick_t {
int axis[8];
int button[32];
int pov[4];
int plat_joystick_nr;
int axis_mapping[8];
int button_mapping[32];
int pov_mapping[4][2];
} joystick_t;
typedef struct joystick_if_t {
const char *name;
const char *internal_name;
void *(*init)(void);
void (*close)(void *priv);
uint8_t (*read)(void *priv);
void (*write)(void *priv);
int (*read_axis)(void *priv, int axis);
void (*a0_over)(void *priv);
int axis_count;
int button_count;
int pov_count;
int max_joysticks;
const char *axis_names[8];
const char *button_names[32];
const char *pov_names[4];
} joystick_if_t;
#ifdef __cplusplus
extern "C" {
#endif
#ifdef EMU_DEVICE_H
extern const device_t gameport_device;
extern const device_t gameport_201_device;
extern const device_t gameport_203_device;
extern const device_t gameport_205_device;
extern const device_t gameport_207_device;
extern const device_t gameport_208_device;
extern const device_t gameport_209_device;
extern const device_t gameport_20b_device;
extern const device_t gameport_20d_device;
extern const device_t gameport_20f_device;
extern const device_t gameport_tm_acm_device;
extern const device_t gameport_pnp_device;
extern const device_t gameport_pnp_6io_device;
extern const device_t gameport_sio_device;
extern const device_t gameport_sio_1io_device;
extern const device_t *standalone_gameport_type;
#endif
extern int gameport_instance_id;
extern plat_joystick_t plat_joystick_state[MAX_PLAT_JOYSTICKS];
extern joystick_t joystick_state[MAX_JOYSTICKS];
extern int joysticks_present;
extern int joystick_type;
extern void joystick_init(void);
extern void joystick_close(void);
extern void joystick_process(void);
extern const char *joystick_get_name(int js);
extern const char *joystick_get_internal_name(int js);
extern int joystick_get_from_internal_name(char *s);
extern int joystick_get_max_joysticks(int js);
extern int joystick_get_axis_count(int js);
extern int joystick_get_button_count(int js);
extern int joystick_get_pov_count(int js);
extern const char *joystick_get_axis_name(int js, int id);
extern const char *joystick_get_button_name(int js, int id);
extern const char *joystick_get_pov_name(int js, int id);
extern void gameport_update_joystick_type(void);
extern void gameport_remap(void *priv, uint16_t address);
extern void *gameport_add(const device_t *gameport_type);
#ifdef __cplusplus
}
#endif
#endif /*EMU_GAMEPORT_H*/