系统启动程序期间的读取预测
By predicting and prefetching the next command data of the boot sequence into the cache in the memory device, the performance loss and time delay during system startup are solved, and more efficient data reading and system startup are achieved.
CN115917501BActive Publication Date: 2026-07-17MICRON TECHNOLOGY INC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- MICRON TECHNOLOGY INC
- Filing Date
- 2021-05-19
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
During the system startup process, the memory device needs to handle a large number of data requests, which leads to performance degradation, increased signaling overhead, and increased processing overhead, affecting system startup time and efficiency.
Method used
By recording the startup sequence in the memory device, predicting candidates for the next command, and prefetching relevant data into the cache, data read time is reduced.
Benefits of technology
It improves the performance of memory devices, reduces startup time, lowers power consumption, and increases processing efficiency and read speed.
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Figure CN115917501B_ABST
Abstract
本申请涉及系统启动程序期间的读取预测。存储器装置可标识启动程序的命令且将存储于存储器阵列中的数据传送到所述存储器装置的高速缓存。在一些情况下，存储器装置可预取在所述启动程序期间使用的数据，且由此改善所述启动程序的时延。当所述存储器装置接收请求存储于所述存储器阵列中的数据的命令以作为启动程序的部分时，所述存储器装置可基于在接收到所述命令之前预取所请求的数据而标识高速缓存命中。在此类情况下，所述存储器装置可从所述高速缓存检索预取的所述数据。
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