QDMA → MDB5 DMA
A step-by-step reference for migrating DMA applications and kernel drivers from the AMD QDMA framework to MDB5 DMA.
Chapter 1
Introduction & Architecture
- Introduction
- Key Architecture Differences
- Architectural Overview Table
Chapter 2
Migration Process & Testing
- Tools & Pre-requisites
- Step-by-Step Migration
- Feature Comparison
- Testing & Validation
Chapter 3
CLI Usage Examples
- C2H & H2C Transfers
- Register Read/Write
- Channel/Queue Management
- dma-xfer & dma-perf
Chapter 4
Application Code Migration
- Register Access
- Queue/Channel Operations
- Data Transfer Code
- dma-xfer Tool
Chapter 5
Driver Code: Init & DMA
- Module Initialization
- Channel Discovery
- DMA Transfer Prep
- Request Submission
Chapter 6
Driver Code: Completion
- Completion Handling
- File Operations
- Control Ioctl Handler
- References