Revision 74
implemented async. not working properly somehow
| lab4.c | ||
|---|---|---|
| 7 | 7 |
#include "kbc.h" |
| 8 | 8 |
#include "errors.h" |
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#include "mouse_macros.h" |
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#include "timer.h" |
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int main(int argc, char *argv[]) {
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// sets the language of LCF messages (can be either EN-US or PT-PT) |
| ... | ... | |
| 39 | 40 |
/// loop stuff |
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int ipc_status, r; |
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message msg; |
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/// Keyboard interrupt handling
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/// Mouse interrupt handling
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uint8_t mouse_irq_bit = 12; |
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int mouse_id = 0; |
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int mouse_irq = BIT(mouse_irq_bit); |
| ... | ... | |
| 125 | 126 |
} |
| 126 | 127 |
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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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/// loop stuff |
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int ipc_status, r; |
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message msg; |
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/// Timer interrupt handling |
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const uint32_t frequency = sys_hz(); // Frequency asummed at 60Hz |
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uint8_t timer_irq_bit = 0; |
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int timer_id = 0; |
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int timer_irq = BIT(timer_irq_bit); |
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if(subscribe_timer_interrupt(timer_irq_bit, &timer_id)) return 1; |
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no_interrupts = 0; |
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int time = 0; |
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/// Mouse interrupt handling |
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uint8_t mouse_irq_bit = 12; |
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int mouse_id = 0; |
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int mouse_irq = BIT(mouse_irq_bit); |
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if (subscribe_mouse_interrupt(mouse_irq_bit, &mouse_id)) return 1; |
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if (mouse_set_data_report(true)) return 1; |
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/// cycle |
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int good = 1; |
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while (good) {
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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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printf("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)) { /* 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 & timer_irq) { /* subscribed interrupt */
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timer_int_handler(); |
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if (no_interrupts%frequency == 0) time++; |
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if(time >= idle_time) good = 0; |
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} |
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if (msg.m_notify.interrupts & mouse_irq) { /// subscribed interrupt
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mouse_ih(); |
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if(counter >= 3){
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struct packet pp = mouse_parse_packet(packet); |
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mouse_print_packet(&pp); |
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time = 0; |
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no_interrupts = 0; |
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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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} else { /* received standart message, not a notification */
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/* no standart message expected: do nothing */ |
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} |
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} |
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if (unsubscribe_interrupt(&mouse_id)) return 1; |
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if (mouse_set_data_report(false)) return 1; |
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if (unsubscribe_interrupt(&timer_id)) return 1; |
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return 0; |
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} |
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int (mouse_test_gesture)(uint8_t x_len, uint8_t tolerance) {
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