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Re: PCI arbiter memory mapping
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From: |
Damien Zammit |
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Subject: |
Re: PCI arbiter memory mapping |
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Date: |
Sun, 20 Jun 2021 11:25:30 +1000 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 |
Hi Joan,
On 19/6/21 7:50 pm, Joan Lledó wrote:
> I finally got memory mapping working in the pci arbiter. That means any
> user with the proper permissions can map the device region files
> generated by an arbiter. This is also working for nested arbiters.
How does that interact with existing pci access for example, I think the AHCI
rump driver
works with DMA so do we need to also adjust the pci-userspace part of
rumpkernel?
Cheers,
Damien