dortania / dortania/bugtracker

Add `DisableIoMapperMapping`

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error GettingStartedWithACPI OpenCoreInstallGuide
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Description

- [ ] Instructions on when to use it
- VT-d enabled, `DisableIoMapper` **off**
- More than 16GB RAM
- DMAR table has Reserved Memory regions
- Using TB devices, or Aquantia/i225-V/i226-V Ethernet
- Ventura removes the legacy kext for i225-V/i226-V, and DriverKit requires VT-d
- You can grab the legacy kext from Monterey and reinject it if you want (make sure to add `e1000=0`)
- [ ] Mention in troubleshooting
- [x] Instructions on patching the DMAR table

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