Interrupt handler
| 60 | |
| 61 | // Interrupt handler |
| 62 | void Handler(void*, regs64_t* r) |
| 63 | { |
| 64 | // Read from the keyboard's data buffer |
| 65 | uint8_t key = inportb(0x60); |
| 66 | |
| 67 | if(keyCount >= KEY_QUEUE_SIZE) return; // Drop key |
| 68 | |
| 69 | // Add key to queue |
| 70 | keyQueue[keyQueueEnd] = key; |
| 71 | |
| 72 | keyQueueEnd++; |
| 73 | |
| 74 | if(keyQueueEnd >= KEY_QUEUE_SIZE) { |
| 75 | keyQueueEnd = 0; |
| 76 | } |
| 77 | |
| 78 | keyCount++; |
| 79 | } |
| 80 | |
| 81 | // Register interrupt handler |
| 82 | void Install() { |