Mediatek Jargon

Mediatek Jargon

• SLBC
  • System Level Buffer and Cache. Part of the EMI. DRAM cache that appears to be for I/O. Improves system performance and is not required.
  • https://chromium-review.googlesource.com/c/chromiumos/third_party/kernel/+/6074016

• EMI
  • External memory interconnect? Also referred to as the interconnect (ICC) or DRAM scheduler or DRAM controller.

• DVFSRC
  • Dynamic Voltage and Frequency Scaling Resource Controller. Collects requests from software and hardware to decide on minimum operating voltage and DRAM frequency. Talks to the EMI to set DRAM stuff and talks to regulators to set voltage.
  • https://lore.kernel.org/all/20240610085735.147134-1-angelogioacchino.delregno@collabora.com/

• MMSYS
  • Multimedia subsystem? Includes display, camera, video encode/decode, image processing, vpu.