LCOM1920-T5G03

#include <lcom/lcf.h>

#include <stdint.h>

#include <stdio.h>

#include "mouse.h"

#include "kbc.h"

#include "errors.h"

#include "mouse_macros.h"

#include "timer.h"

int main(int argc, char *argv[]) {

  // sets the language of LCF messages (can be either EN-US or PT-PT)

  lcf_set_language("EN-US");

  // enables to log function invocations that are being "wrapped" by LCF

  // [comment this out if you don't want/need/ it]

  lcf_trace_calls("/home/lcom/labs/lab4/trace.txt");

  // enables to save the output of printf function calls on a file

  // [comment this out if you don't want/need it]

  lcf_log_output("/home/lcom/labs/lab4/output.txt");

  // handles control over to LCF

  // [LCF handles command line arguments and invokes the right function]

  if (lcf_start(argc, argv))

    return 1;

  // LCF clean up tasks

  // [must be the last statement before return]

  lcf_cleanup();

  return 0;

}

extern uint8_t packet[3];

extern int counter;

int (mouse_test_packet)(uint32_t cnt) {

    /// loop stuff

    int ipc_status, r;

    message msg;

    /// Mouse interrupt handling

    uint8_t mouse_irq_bit = 12;

    int mouse_id = 0;

    int mouse_irq = BIT(mouse_irq_bit);

    if (mouse_set_data_report(true)) return 1;

    if (subscribe_mouse_interrupt(mouse_irq_bit, &mouse_id)) return 1;

    /// cycle

    int good = 1;

    uint32_t cnt_now = 0;

    while (good) {

        /* Get a request message. */

        if ((r = driver_receive(ANY, &msg, &ipc_status)) != 0) {

            printf("driver_receive failed with %d", r);

            continue;

        }

        if (is_ipc_notify(ipc_status)) { /* received notification */

            switch (_ENDPOINT_P(msg.m_source)) {

                case HARDWARE: /* hardware interrupt notification */

                    if (msg.m_notify.interrupts & mouse_irq) { /* subscribed interrupt */

                        mouse_ih();

                        if(counter >= 3){

                            struct packet pp = mouse_parse_packet(packet);

                            mouse_print_packet(&pp);

                            cnt_now++;

                            if(cnt == cnt_now) good = 0;

                        }

                    }

                    break;

                default:

                    break; /* no other notifications expected: do nothing */

            }

        } else { /* received standart message, not a notification */

            /* no standart message expected: do nothing */

        }

    }

    if (unsubscribe_interrupt(&mouse_id)) return 1;

    if (mouse_set_data_report(false)) return 1;

    return 0;

}

int (mouse_test_remote)(uint16_t period, uint8_t cnt) {

    // Mouse packets data

    uint8_t packet[3];

    int sz = 0;

    uint8_t data = 0;

    // Cycle

    int packetCounter = 0;

    int good = 1;

    // return value

    int ret;

    while (good) {

        if ((ret = mouse_read_data(&data))) return ret;

        if ((data & FIRST_BYTE_ID) || sz) {

            packet[sz] = data;

            sz++;

        }

        if (sz == 3) {

            struct packet pp = mouse_parse_packet(packet);

            mouse_print_packet(&pp);

            packetCounter++;

            sz = 0;

            if (packetCounter == cnt) good = 0;

        }

        tickdelay(micros_to_ticks(period*1e3));

    }

    // Set Stream mode

    if ((ret = mouse_issue_cmd(SET_STREAM_MD))) return ret;

    // Disable data reporting

    if ((ret = mouse_set_data_report(false))) return ret;

    uint8_t cmd_byte = minix_get_dflt_kbc_cmd_byte();

    if ((ret = kbc_change_cmd(cmd_byte))) return ret;

    return SUCCESS;

}

int (mouse_test_async)(uint8_t idle_time) {

    /// loop stuff

    int ipc_status, r;

    message msg;

    /// Timer interrupt handling

    const uint32_t frequency = sys_hz(); // Frequency asummed at 60Hz

    uint8_t timer_irq_bit = 0;

    int timer_id = 0;

    int timer_irq = BIT(timer_irq_bit);

    if(subscribe_timer_interrupt(timer_irq_bit, &timer_id)) return 1;

    no_interrupts = 0;

    int time = 0;

    /// Mouse interrupt handling

    uint8_t mouse_irq_bit = 12;

    int mouse_id = 0;

    int mouse_irq = BIT(mouse_irq_bit);

    if (mouse_set_data_report(true)) return 1;

    if (subscribe_mouse_interrupt(mouse_irq_bit, &mouse_id)) return 1;

    /// cycle

    int good = 1;

    while (good) {

        /* Get a request message. */

        if ((r = driver_receive(ANY, &msg, &ipc_status)) != 0) {

            printf("driver_receive failed with %d", r);

            continue;

        }

        if (is_ipc_notify(ipc_status)) { /* received notification */

            switch (_ENDPOINT_P(msg.m_source)) {

                case HARDWARE: /* hardware interrupt notification */

                    if (msg.m_notify.interrupts & timer_irq) { /* subscribed interrupt */

                        timer_int_handler();

                        if (no_interrupts%frequency == 0) time++;

                        if(time >= idle_time) good = 0;

                    }

                    if (msg.m_notify.interrupts & mouse_irq) { /// subscribed interrupt

                        mouse_ih();

                        if(counter >= 3){

                            struct packet pp = mouse_parse_packet(packet);

                            mouse_print_packet(&pp);

                            time = 0;

                            no_interrupts = 0;

                        }

                    }

                    break;

                default:

                    break; /* no other notifications expected: do nothing */

            }

        } else { /* received standart message, not a notification */

            /* no standart message expected: do nothing */

        }

    }

    if (unsubscribe_interrupt(&mouse_id)) return 1;

    if (mouse_set_data_report(false)) return 1;

    if (unsubscribe_interrupt(&timer_id)) return 1;

    return 0;

}

int (mouse_test_gesture)(uint8_t x_len, uint8_t tolerance) {

    /* To be completed */

    printf("%s: under construction\n", __func__);

    return 1;

}