Messages in this thread | | | Date | Thu, 5 Jan 2023 14:19:32 +0900 | Subject | Re: [PATCH 7/7] iommu: dart: Add t8110 DART support | From | Hector Martin <> |
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On 2023/01/04 22:50, Sven Peter wrote: > Do you have any more details on this registers? For the 8103 DART > we called it _CONFIG but I assume for the t8110 DART it can > actually lock different parts of the HW instead of just a global lock?
This is based on R's reverse engineering here:
https://github.com/AsahiLinux/m1n1/blob/main/proxyclient/m1n1/hw/dart8110.py#L87
I don't think they ever fully nailed down exactly what the lock bit behavior is, though.
- Hector
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