controller.h File Reference

Controller Subsystem. More...

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Data Structures
struct	SI_condat
	SI Controller Data. More...
struct	controller_data
	Structure for interpreting SI responses. More...
Defines
Bitmasks for controller status
See also: get_controllers_present get_accessories_present
#define	CONTROLLER_1_INSERTED   0xF000
	Controller 1 Inserted.
#define	CONTROLLER_2_INSERTED   0x0F00
	Controller 2 Inserted.
#define	CONTROLLER_3_INSERTED   0x00F0
	Controller 3 Inserted.
#define	CONTROLLER_4_INSERTED   0x000F
	Controller 4 Inserted.
Accessory ID Values
See also: identify_accessory
#define	ACCESSORY_NONE   0
	No accessory present.
#define	ACCESSORY_MEMPAK   1
	Mempak present.
#define	ACCESSORY_RUMBLEPAK   2
	Rumblepak present.
#define	ACCESSORY_VRU   3
	VRU present.
SI Error Values
#define	ERROR_NONE   0x0
	No error occured.
#define	ERROR_BAD_COMMAND   0x1
	Command not recognized or malformed.
#define	ERROR_NOT_PRESENT   0x2
	Controller not present.
Typedefs
typedef struct SI_condat	_SI_condat
	SI Controller Data.
typedef struct controller_data	_controller_data
	Structure for interpreting SI responses.
Functions
void	controller_init ()
	Initialize the controller subsystem.
void	controller_read (struct controller_data *output)
	Read the controller button status for all controllers.
int	get_controllers_present ()
	Return a bitmask representing which controllers are present.
int	get_accessories_present ()
	Return a bitmask specifying which controllers have recognized accessories.
void	controller_scan ()
	Scan the controllers to determine the current button state.
struct controller_data	get_keys_down ()
	Get keys that were pressed since the last inspection.
struct controller_data	get_keys_up ()
	Get keys that were released since the last inspection.
struct controller_data	get_keys_held ()
	Get keys that were held since the last inspection.
struct controller_data	get_keys_pressed ()
	Get keys that are currently pressed, regardless of previous state.
int	get_dpad_direction (int controller)
	Return the DPAD calculated direction.
int	read_mempak_address (int controller, uint16_t address, uint8_t *data)
	Read a chunk of data from a mempak.
int	write_mempak_address (int controller, uint16_t address, uint8_t *data)
	Write a chunk of data to a mempak.
int	identify_accessory (int controller)
	Identify the accessory connected to a controller.
void	rumble_start (int controller)
	Turn rumble on for a particular controller.
void	rumble_stop (int controller)
	Turn rumble off for a particular controller.
void	execute_raw_command (int controller, int command, int bytesout, int bytesin, unsigned char *out, unsigned char *in)
	Execute a raw PIF command.
int	eeprom_present ()
	Probe the EEPROM interface.
void	eeprom_read (int block, uint8_t *const buf)
	Read a block from EEPROM.
void	eeprom_write (int block, const uint8_t *const data)
	Write a block to EEPROM.

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Detailed Description

Controller Subsystem.