Method and device for updating slot information of server motherboard

The invention discloses a method and a device for updating slot information of a server motherboard. The method comprises the following steps: obtaining the information of an adapter connected with the slot on the server motherboard; scanning a CPU root port corresponding to the transfer section according to the obtained information of the transfer section, and confirming whether the transfer section is connected with equipment or not; if it is confirmed that the switching unit is connected with a device, updating the corresponding slot information, the adapter information, and the CPU root port information to the system management input/output system. The method and device for acquiring slot information of a server motherboard include such steps as updating slot information and adapter information to the system management input/output system only after confirming that equipment is correspondingly connected to the adapter, so that the process is simpler, quicker and more flexible compared with prior art. 本发明公