RealtekCardReader

RealtekCardReader is an unofficial macOS kernel extension for Realtek PCIe and USB-based SD card readers. Written from scratch using the Linux RTSX driver as a reference, it supports SDSC/HC/XC cards and UHS-I modes. RealtekCardReaderFriend depends on this kext.

Features

• PCIe Card Reader Support: Driver for Realtek PCIe-based SD card readers
• USB Card Reader Support: Driver for Realtek USB-based SD card readers
• SD Card Support: Supports SDSC, SDHC, and SDXC cards
• UHS-I Modes: Supports UHS-I speed modes for faster transfers
• Linux Reference: Written from scratch using the Linux RTSX driver as a reference

Installation

1. Download from GitHub
2. Copy RealtekCardReader.kext to EFI/OC/Kexts/
3. Add the kext to your config.plist under Kernel > Add
4. Reboot your system

Related Kexts

• Lilu - Required by RealtekCardReaderFriend

Resources

• GitHub Repository