Ps/2 Compatible Mouse Driver =link= Link

A PS/2 compatible mouse driver is a software component that enables communication between a PS/2 mouse and a computer's operating system. The driver acts as a translator, converting mouse movements and button clicks into a format that the operating system can understand. This allows users to interact with their computer using a PS/2 mouse.

The mouse fires IRQ12 every time a byte is ready. We must read 3 bytes, then assemble the packet. ps/2 compatible mouse driver

Before talking to the mouse, we must initialize the (embedded in the chipset). The controller manages both keyboard (IRQ1) and mouse (IRQ12). A PS/2 compatible mouse driver is a software

Standard PS/2 mice report 3 bytes. However, support for the scroll wheel (IntelliMouse protocol) extends the packet to 4 bytes. To activate this, the driver must perform a specific "magic knock" sequence: The mouse fires IRQ12 every time a byte is ready