Patent ID: 11907122
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 15:
16. A wireless communication device comprising:
a transceiver;
a first processor group;
a second processor group;
a first cache that is shared by the first processor group, the first cache having a first cache controller;
a second cache that is shared by the second processor group, the second cache having a second cache controller; and
the first cache controller configured to store cache lines evicted from the first processor group into the first cache and to down-evict cache lines from the first cache to the second cache;
the second cache controller configured to store cache lines evicted from the second processor group into the second cache;
the second cache controller configured to up-evict a first cache line from the second cache to the first cache in response to an eviction of a second cache line from the second processor group to the second cache; and
the second cache controller configured to provide the up-evicted first cache line from the first cache to the second processor group in response to a request from the second processor for the first cache line.