Patent ID: 11928070
Assignee: SK HYNIX INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 7:
8. A Peripheral Component Interconnect Express (PCIe) device, the PCIe device comprising:
a plurality of physical functions respectively enabled or disabled according to respective operation modes, the operation modes respectively being set to one of an active mode and an inactive mode,
wherein a physical function of the plurality of physical functions comprises:
an access identification information controller generating first access identification information for allowing an access to the physical function, and providing the first access identification information to an assigned system image to which the physical function has been assigned;
a data packet receiver receiving a data packet including target identification information indicating a target system image from the target system image;
an access allowance determiner determining whether or not to allow the target system image to access the physical function based on the first access identification information and the target identification information; and
an operation controller processing the data packet received from the data packet receiver based on determination of the access allowance.