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Revision 72

Added by Diogo Miguel Ferreira Rodrigues about 5 years ago

packet now working fine

View differences:

lab4/kbc.c
68 68 
    uint8_t stat;
69 69 
    for(int i = 0; i < KBC_NUM_TRIES; ++i){
70 70 
        if((ret = util_sys_inb(STATUS_REG, &stat))) return ret;//printf("kbc.c,L71\n");
71 
        printf("%x %d %d\n", stat, (stat&OUT_BUF_FUL), (stat&AUX_MOUSE));
71 72 
        if((stat&OUT_BUF_FUL) && (stat&AUX_MOUSE)==0){//printf("kbc.c,L72\n");
72 73 
            if(stat & (PARITY_ERROR | TIME_OUT_REC)) return OTHER_ERROR;//printf("kbc.c,L73\n");
73 74 
            if((ret = util_sys_inb(OUTPUT_BUF, byte))) return ret;
......
75 76 
        }
76 77 
        tickdelay(micros_to_ticks(DELAY));
77 78 
    }
79 
    printf("Timing out\n");
78 80 
    return TIMEOUT_ERROR;
79 81 
}
lab4/lab4.c
44 44 
    int mouse_id = 0;
45 45 
    int mouse_irq = BIT(mouse_irq_bit);
46 46 
    if (subscribe_mouse_interrupt(mouse_irq_bit, &mouse_id)) return 1;
47 
    if(mouse_enable_data_reporting()) return 1;
47 
    if (mouse_issue_cmd(ENABLE_DATA_REP)) return 1;
48 48 
    /// cycle
49 49 
    int good = 1;
50 50 
    uint32_t cnt_now = 0;
......
76 76 
    }
77 77 

  		




  78
  78
  
    
    if (unsubscribe_interrupt(&mouse_id)) return 1;


  		




  79
  
  
    
    int ret = mouse_set_data_report(false);


  		




  80
  
  
    
    printf("%d\n", ret);


  		




  
  79
  
    
    if (mouse_issue_cmd(DIS_DATA_REP)) return 1;


  		




  
  80
  
    

  		




  81
  81
  
    
    return 0;


  		




  82
  82
  
    
}


  		




  83
  83
  
    

  		












  

    
      lab4/mouse.c
    
  





  58
  58
  
    

  		




  59
  59
  
    
int (mouse_set_data_report)(int on){


  		




  60
  60
  
    
    int ret = 0;


  		




  61
  
  
    
    printf("L61\n");


  		




  62
  
  
    
    if((ret = kbc_issue_cmd(MOUSE_WRITE_B))) return ret; printf("L62\n");


  		




  63
  
  
    
    if((ret = kbc_issue_arg(DIS_DATA_REP))) return ret; printf("L63\n");


  		




  
  61
  
    
    if((ret = kbc_issue_cmd(MOUSE_WRITE_B))) return ret;


  		




  
  62
  
    
    if((ret = kbc_issue_arg(DIS_DATA_REP))) return ret;


  		




  64
  63
  
    
    uint8_t ack = 0;


  		




  65
  
  
    
    if((ret = kbc_read_byte(&ack))) return ret;printf("L65\n");


  		




  
  64
  
    
    printf("L64\n");


  		




  
  65
  
    
    if((ret = kbc_read_byte(&ack))) return ret;


  		




  
  66
  
    
    printf("L66\n");


  		




  66
  67
  
    
    printf("ACK: %x\n", ack);


  		




  67
  68
  
    
    return SUCCESS;


  		




  68
  69
  
    
}


  		




  ......




  77
  78
  
    
int (mouse_issue_cmd)(uint32_t cmd) {


  		




  78
  79
  
    
    int ret;


  		




  79
  80
  
    
    uint8_t ack = 0;


  		




  80
  
  
    
    while (ack != ACK_ERROR) {


  		




  
  81
  
    
    for(unsigned i = 0; i < KBC_NUM_TRIES; ++i) {


  		




  81
  82
  
    
        if ((ret = kbc_issue_cmd(MOUSE_WRITE_B))) return ret;


  		




  82
  83
  
    
        if ((ret = kbc_issue_arg(cmd))) return ret;


  		




  83
  84
  
    
        if ((ret = mouse_read_byte(&ack))) return ret;


  		




  84
  85
  
    
        if (ack == ACK_OK) return SUCCESS;


  		




  
  86
  
    
        if (ack == ACK_ERROR) return INVALID_COMMAND;


  		




  85
  87
  
    
        tickdelay(micros_to_ticks(DELAY));


  		




  86
  88
  
    
    }


  		




  87
  
  
    
    return INVALID_COMMAND;


  		




  
  89
  
    
    return TIMEOUT_ERROR;


  		




  88
  90
  
    
}


  		




  89
  91
  
    

  		




  90
  92
  
    
int (mouse_read_byte)(uint8_t *byte) {


  		












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