kitune-san / kf8237

8237A-like programmable dma controller written in SystemVerilog

KF8237 - 8237/8237A-like programmable DMA controller written in SystemVerilog

About

KF8237 is programmable DMA controller like 8237/8237A.

Differences from original

• AEN timing
• Memory-to-Memory transfer is not supported (TODO)
• I/O ports is separated into input and output port

Features

• Single transfer mode
• Block transfer mode
• Demand transfer mode
• Cascade mode
• 3 Transfer types (Read/Write/Verify)
• Autoinitialize
• Rotating priority
• Compressed timing

Block