02-20-2021, 02:06 PM
It doesn't have 1-3 so far as I know, and I think verified boot would need a different cpu if I understand the boot process correctly. See https://linux-sunxi.org/BROM#A64
4 - my cursory understanding is that the cellular is pretty well isolated, with most connection being via USB, and not having memory access. WiFi connects via SDIO so might have DMA. I don't know about IOMMU on the A64. Schematics and A64 docs are in the wiki so you can dig deeper if you know what you're looking for.
5. I don't know what's been done on that front.
4 - my cursory understanding is that the cellular is pretty well isolated, with most connection being via USB, and not having memory access. WiFi connects via SDIO so might have DMA. I don't know about IOMMU on the A64. Schematics and A64 docs are in the wiki so you can dig deeper if you know what you're looking for.
5. I don't know what's been done on that front.