1# lite\_uhdf<a name="EN-US_TOPIC_0000001078170046"></a> 2 3- [Introduction](#section11660541593) 4- [Directory Structure](#section161941989596) 5- [Repositories Involved](#section1371113476307) 6 7## Introduction<a name="section11660541593"></a> 8 9This repository stores the code and compilation scripts for the OpenHarmony driver subsystem to adapt to the user space and provides basic capabilities for the hardware driver foundation \(HDF\). 10 11## Directory Structure<a name="section161941989596"></a> 12 13``` 14/drivers/hdf_core/adapter/uhdf 15├── manager # Compilation scripts for adapting to the HDF 16├── platform # Compilation scripts for adapting to the hardware APIs 17└── posix # Compilation scripts for adapting to the POSIX APIs 18└── test # Test cases for the user-mode code 19``` 20 21## Repositories Involved<a name="section1371113476307"></a> 22 23[Driver subsystem](https://gitee.com/openharmony/docs/blob/master/en/readme/driver.md) 24 25[drivers\_framework](https://gitee.com/openharmony/drivers_framework/blob/master/README.md) 26 27[drivers\_adapter\_uhdf](https://gitee.com/openharmony/drivers_adapter/blob/master/uhdf/README_zh.md) 28 29[drivers\_adapter\_khdf\_linux](https://gitee.com/openharmony/drivers_adapter_khdf_linux/blob/master/README.md) 30 31[drivers\_adapter\_khdf\_liteos](https://gitee.com/openharmony/drivers_adapter/blob/master/khdf/liteos/README.md) 32 33