LCOM1920-T5G03

#ifndef MOUSE_H_INCLUDED

#define MOUSE_H_INCLUDED

/**

 * @brief Subscribes Mouse Interrupts and disables Minix Default IH

 * @param interrupt_bit Bit of Interrupt Vector that will be set when Mouse Interrupt is pending

 * @param interrupt_id Mouse Interrupt ID to specify the Mouse Interrupt in other calls

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (subscribe_mouse_interrupt)(uint8_t interrupt_bit, int *interrupt_id);

//These have to do with mouse_ih

int got_error_mouse_ih;

uint8_t packet_mouse_ih[3];

int counter_mouse_ih;

/**

 * @brief   Parse 3 bytes and returns it as a parsed, struct packet.

 * @param   packet_bytes    array of bytes to parse

 * @return  parsed struct packet

 */

struct packet (mouse_parse_packet)(const uint8_t *packet_bytes);

/**

 * @brief Polls mouse for data. Blocks execution until a valid mouse packet is obtained.

 * @param   pp      pointer to packet struct in which the result will be stored

 * @param   period  time (in milliseconds) the poller should wait between pollings of bytes

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int mouse_poll(struct packet *pp, uint16_t period);

/**

 * @brief Sets data report mode for mouse

 * @param   on  zero to disable data report, any other value to enable data report

 * @return  ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (mouse_set_data_report)(int on);

/**

 * @brief Reads data byte from mouse

 * <summary>

 * Polls the mouse till data is available for reading

 * </summary>

 * @param data Pointer to variable where byte read from mouse will be stored

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_read_data)(uint8_t *data, uint16_t period);

/**

 * @brief Issues command to mouse

 * <summary>

 * Issues command to mouse, returns error after two consecutive errors reported by the acknowledgment byte

 * </summary>

 * @param cmd Command to be issued

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_issue_cmd)(uint32_t cmd);

/**

 * @brief Reads byte from mouse

 * <summary>

 * Reads byte from mouse, giving error if exceeds number of tries to read

 * </summary>

 * @param byte Pointer to variable where byte read from mouse will be stored

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 * @see {_ERRORS_H_::errors}

 */

int (mouse_read_byte)(uint8_t *byte);

/**

 * @brief Polls OUT_BUF for byte coming from mouse.

 * @param   byte    pointer to byte read from OUT_BUF

 * @param   period  time (in milliseconds) the poller should wait between pollings of bytes

 * @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK

 */

int (mouse_poll_byte)(uint8_t *byte, uint16_t period);

/**

 * @brief Converts 9-bit number to 16-bit with sign extension

 * @param sign_bit  Sign bit identifiying the signal of the number

 * @param byte      Least significant byte that will be extended

 * @return Extended 9-bit number

 */

int16_t (sign_extend_byte)(uint8_t sign_bit, uint8_t byte);

#endif //MOUSE_H_INCLUDED