Memory access method, memory management unit, chip, equipment and storage medium

• Main Author: GUO KAIJIE
• Format: Patent
• Language: Chinese; English
• Published: 04.07.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention provides a memory access method, memory management units, a chip, equipment and a storage medium, a processing chip comprises a plurality of memory management units, each memory management unit comprises a first address translation cache unit, and the processing chip comprises a second address translation cache unit shared by the plurality of memory management units. The target memory management unit receives a data writing request which is sent by target external equipment and comprises a virtual memory address, if an address translation table item corresponding to the virtual memory address is not queried in a target first address translation cache unit and a target second address translation cache unit, a page table is queried, and respectively storing the address translation table entries queried from the page table into the target first address translation cache unit and the second address translation cache unit, and writing data into the corresponding physical memory addresses. By increasi