OPPO Kernel Craftsman

Mar 13, 2020 · Fundamentals

Unveiling UFS: From MPHY to Data Transfer – A Deep Technical Dive

Over the past decade, mobile storage has evolved from eMMC to high‑speed UFS, and this article explains UFS’s history, the MPHY physical layer, Unipro protocol stack, UFSHCI host controller, initialization sequence, and data‑transfer pathways, highlighting key registers, lane configurations, and performance metrics.