| 33 | bool dataUpdated = false; |
| 34 | |
| 35 | void Handler(void*, regs64_t* regs) { |
| 36 | switch (mouseCycle) |
| 37 | { |
| 38 | case 0: |
| 39 | mouseData[0] = inportb(0x60); |
| 40 | |
| 41 | if(!(mouseData[0] & 0x8)) break; |
| 42 | |
| 43 | mouseCycle++; |
| 44 | break; |
| 45 | case 1: |
| 46 | mouseData[1] = inportb(0x60); |
| 47 | mouseCycle++; |
| 48 | break; |
| 49 | case 2: { |
| 50 | mouseData[2] = inportb(0x60); |
| 51 | mouseCycle = 0; |
| 52 | |
| 53 | if(packetCount >= PACKET_QUEUE_SIZE) break; // Drop packet |
| 54 | |
| 55 | MousePacket pkt; |
| 56 | pkt.buttons = mouseData[0] & (MOUSE_BUTTON_LEFT | MOUSE_BUTTON_MIDDLE | MOUSE_BUTTON_RIGHT); |
| 57 | |
| 58 | pkt.xMovement = mouseData[1]; |
| 59 | pkt.yMovement = -mouseData[2]; |
| 60 | |
| 61 | // Add packet to queue |
| 62 | packetQueue[packetQueueEnd] = pkt; |
| 63 | |
| 64 | packetQueueEnd++; |
| 65 | |
| 66 | if(packetQueueEnd >= PACKET_QUEUE_SIZE) { |
| 67 | packetQueueEnd = 0; |
| 68 | } |
| 69 | |
| 70 | packetCount++; |
| 71 | |
| 72 | break; |
| 73 | } default: { |
| 74 | mouseCycle = 0; |
| 75 | break; |
| 76 | } |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | inline void Wait(uint8_t type) |
| 81 | { |