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Re: port-arm/57643: aarch64: smmu(4) seems mandatory for some SoC and/or memory configuration



On 2023/10/04 22:25, Taylor R Campbell wrote:
Date: Wed,  4 Oct 2023 06:55:00 +0000 (UTC)
From: rokuyama.rk%gmail.com@localhost

(2) Import smmu(4) from OpenBSD. But, don't we need to have MI
     frameworks for IOMMUs?

Isn't that what bus_dma is all about?  What other framework is needed?

API for userland for virtualization?

But, it may be a jump. Yes, we should make it usable from
bus_dma(9) at the beginning.

Thanks,
rin


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