Revision 16
added function 1 and 2, working
| lab4.c | ||
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#include <stdint.h> |
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#include <stdio.h> |
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#include "mouse.h" |
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#include "timer.h" |
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// Any header files included below this line should have been created by you |
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|
| ... | ... | |
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} |
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extern uint8_t byte; |
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extern int mouse_id; |
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int (mouse_test_packet)(uint32_t cnt) {
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int r, ipc_status; |
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uint8_t mouse_irq, size=0; //size of mouse packet is 3 byte long |
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uint8_t mouse_irq; |
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unsigned int size=0; //size of mouse packet is 3 byte long |
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message msg; |
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uint32_t counter_copy=cnt;
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uint32_t counter_pp=0;
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struct packet pp; |
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if(mouse_enable_data_reporting()!=0){ //check if disabling stream mode worked
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//mouse_enable_data_reporting(); |
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//sys_irqdisable(&mouse_id); |
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if(write_cmd_mouse(0xF4)!=0){ //check if disabling stream mode worked (0xF4 is the byte to disable data report)
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printf("Error disabling stream mode\n");
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return 1; |
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} |
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//sys_irqenable(&mouse_id); |
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if(mouse_subscribe_int(&kmouse_irq)!=0){ //check if subscription worked
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if(mouse_subscribe_int(&mouse_irq)!=0){ //check if subscription worked
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printf("Error subscribing int\n");
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return 1; |
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} |
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while(counter_copy>0){ //looping until counter>0
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while (cnt > counter_pp) |
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{ /* ends when it has printed the number in ctn */
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/*Get a request message.*/ |
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if ((r = driver_receive(ANY, &msg, &ipc_status)) != 0) |
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{
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printf("ERROR: driver_receive failed with: %d", r);
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continue; |
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} |
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if (is_ipc_notify(ipc_status)) |
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{ // received notification
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switch (_ENDPOINT_P(msg.m_source)) |
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{
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case HARDWARE: // hardware interrupt notification |
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if (msg.m_notify.interrupts & mouse_irq) |
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{ // subscribed interrupt
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mouse_ih(); //must read only one byte |
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if ((size == 0 && (BIT(3) & byte)) || size == 1 ||size ==2) |
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{ //access the struct bytes
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pp.bytes[size] = byte; // bytes 0, 1 or 2 |
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size++; // increments the counter to know in the next interrupt |
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} |
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if (size == 3) // 3 bytes haven been read and there's no error |
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{
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size = 0; // reset to start counting new packets |
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parse_packet(&pp); // parses packet |
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mouse_print_packet(&pp); // prints packet |
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counter_pp++; //counts the prints for the end of the loop |
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} |
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} |
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break; |
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default: |
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break; // no other notifications expected: do nothing |
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} |
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} |
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else |
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{ // received a standard message, not a notification
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// no standard messages expected: do nothing |
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} |
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} |
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if ((r = driver_receive(ANY, &msg, &ipc_status))==1){
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printf("driver_receive failed with: %d",r);
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continue; |
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if (mouse_unsubscribe_int() != 0) { //check if unsubscription worked
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printf("Error unsubscribing int \n");
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return 1; |
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} |
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if(write_cmd_mouse(0xF5)!=0){ //check if disabling stream mode worked (0xF5 is the byte to disable data report)
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printf("Error disabling stream mode\n");
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return 1; |
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} |
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byte=0; |
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return 0; |
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} |
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int (mouse_test_remote)(uint16_t period, uint8_t cnt) {
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uint8_t counter_pp=0, status; |
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struct packet pp; |
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/*if(write_cmd_mouse(0xF5)!=0){ //check if disabling stream mode worked (0xF5 is the byte to disable data report)
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printf("Error disabling stream mode\n");
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return 1; |
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} |
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if(write_cmd_mouse(0xF0)!=0){ //check if enabling remote mode worked (0xF0 is the byte to enable remote mode)
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printf("Error disabling stream mode\n");
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return 1; |
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}*/ |
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while (cnt > counter_pp) |
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{ /* ends when it has printed the number in ctn */
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if(write_cmd_mouse(0xEB)!=0){ //check if enabling remote mode worked (0xF0 is the byte to enable remote mode)
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printf("Error disabling stream mode\n");
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return 1; |
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} |
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if (is_ipc_notify(ipc_status)){ //received notification
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switch (_ENDPOINT_P(msg.m_source)){
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case HARDWARE: //hardware interrupt notification |
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if (msg.m_notify.interrupts &mouse_irq){ // subscribed interrupt
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mouse_ih(); |
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if((size==0 && ((byte&0x08)==0x08)) || size==1 ||size==2){ //0x08 is the mask to check if the 3rd bit of the first byte is set
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pp.bytes[size]=byte; |
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size++; |
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} |
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if(size==3){
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size=0; |
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parse_packet(&pp); |
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mouse_print_packet(&pp); |
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counter_copy--; |
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} |
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} |
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break; |
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default: |
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break; //no other notifications expected: do nothing |
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if(util_sys_inb(STATUS_REG,&status)!=0){
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printf("Error verifying the status of buffer\n");
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return 1; |
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} |
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if((status & 0x01)==0x01){
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if((status & (STAT_REG_PAR|STAT_REG_TIMEOUT))==0){
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for(int size=0;size<3;size++){
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if(util_sys_inb(OUTPUT_BUF,&byte)!=0){
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printf("Error reading output_buf\n");
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return 1; |
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} |
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if (size == 0 && (BIT(3) & byte)){ // access the struct bytes
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pp.bytes[size] = byte; // bytes 0, 1 or 2 |
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//continue; |
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} |
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if(size==1){
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pp.bytes[size] = byte; // bytes 0, 1 or 2 |
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//continue; |
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} |
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if(size==2){
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pp.bytes[size] = byte; |
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} |
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} |
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} |
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else { //received a standard message, not a notification
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//no standard messages expected: do nothing |
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parse_packet(&pp); // parses packet |
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mouse_print_packet(&pp); // prints packet |
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} |
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} |
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} |
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counter_pp++; //counts the prints for the end of the loop |
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tickdelay(micros_to_ticks(period*1000)); |
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} |
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if (mouse_unsubscribe_int() != 0) { //check if unsubscription worked
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if (write_cmd_mouse(0xEA)!=0) { //check if set stream mode worked (0xEA is the byte to enable)
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printf("Error unsubscribing int \n");
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return 1; |
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} |
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scan_code=0; |
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if(write_cmd_mouse(0xF5)!=0){ //check if disabling data report worked (0xF5 is the byte to disable data report)
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printf("Error disabling stream mode\n");
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return 1; |
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} |
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if (sys_outb(0X64,0x60)!=0) |
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{ // Sends Write Command
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printf("Could not reset KBC command byte to default!");
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return 1; |
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} |
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uint8_t default_cmd=minix_get_dflt_kbc_cmd_byte(); |
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if (sys_outb(0x60,default_cmd)!=0) |
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{ // Writes Command Byte
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printf("Could not reset KBC command byte to default!");
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return 1; |
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} |
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byte=0; |
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return 0; |
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} |
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int (mouse_test_remote)(uint16_t period, uint8_t cnt) {
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/* To be completed */ |
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printf("%s(%u, %u): under construction\n", __func__, period, cnt);
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return 1; |
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} |
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|
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int (mouse_test_async)(uint8_t idle_time) {
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/* To be completed */ |
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printf("%s(%u): under construction\n", __func__, idle_time);
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return 1; |
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} |
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int (mouse_test_gesture)() {
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int (mouse_test_gesture)(uint8_t x_len, uint8_t tolerance) {
|
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/* To be completed */ |
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printf("%s: under construction\n", __func__);
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return 1; |
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