libdragon
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Controller Subsystem. More...
Go to the source code of this file.
Data Structures | |
struct | SI_condat |
SI Controller Data. More... | |
struct | controller_data |
Structure for interpreting SI responses. More... | |
Defines | |
Bitmasks for controller status | |
#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 | |
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#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. | |
Controller ID Values | |
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#define | CONTROLLER_NONE 0xFF |
No controller present. | |
#define | CONTROLLER_MOUSE 2 |
Mouse present. | |
#define | CONTROLLER_KEYBOARD 4 |
Keyboard present. | |
#define | CONTROLLER_PAD 5 |
Digital pad 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. | |
int | identify_controller (int controller) |
Identify the controller connected to a controller port. | |
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. |
Controller Subsystem.