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Table of Contents:

1. Introduction

2. Open-Channel SSDs
Figure 1. Solid-State Drive Geometry

3. LightNVM
Figure 2. LightNVM Ecosystem (Matias Bjørling, 2016)

4. OX Controller
Figure 3. OX Controller Layers

4.1. OX Layers in the C code

4.2. NVMe to MMGR I/O Command Translation
Figure 4. NVMe to MMGR I/O Translation
Table 1. nvm_io_cmd Fields
Table 2. nvm_mmgr_io_cmd Fields

4.3. I/O Command Flow
Figure 5. OX I/O Command Flow

4.4. DFC Implementation
Table 3. Latest DFC firmware tested with OX

4.5. DFC OX Installation

4.6. OX Command Line
Start and Debug
Admin
Tests

5. OX Layer Registration

6. OX Logs