Patent ID: 11886353
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Computer technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 9:
10. A method for caching data, comprising:
receiving, by a caching system, a write memory command for a memory address;
determining, by a first sub-cache of the caching system, that the memory address is not cached in the first sub-cache;
determining, in parallel with the first sub-cache and by a second sub-cache of the caching system, that the memory address is not cached in the second sub-cache, wherein the second sub-cache is configured to store:
cache data evicted from the first sub-cache, and
data associated with write-memory commands which miss in the first sub-cache;

storing data associated with the write memory command in the second sub-cache;
storing, in the second sub-cache, a color tag bit associated with the stored data that indicates a process associated with the stored data; and
evicting the stored data based on the color tag bit.