search for: aug2020

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2020 Sep 11
0
[virtio-dev] Re: clarifying the handling of responses for virtio-rpmb
...very similar changes to the virtio driver? I suspect because the originally driver had a whole bunch of command frames for something that never made it into the final spec. FWIW my current hacked up tree is here: https://git.linaro.org/people/alex.bennee/linux.git/log/?h=testing/ivshmem-and-rpm-aug2020 I was pondering if it was worth removing the file-system integration patches and just posting a series which implements the rpmb char device, userspace tool and the virtio-rpmb driver? > > > Am 10.09.20 um 15:08 schrieb Alex Benn?e: >> CAUTION: This email originated from outside of...
2020 Aug 11
2
clarifying the handling of responses for virtio-rpmb
Hi, The specification lists a number of commands that have responses: The operation of a virtio RPMB device is driven by the requests placed on the virtqueue. The type of request can be program key (VIRTIO_RPMB_REQ_PROGRAM_KEY), get write counter (VIRTIO_RPMB_REQ_GET_WRITE_COUNTER), write (VIRTIO_RPMB_REQ_DATA_WRITE), and read (VIRTIO_RPMB_REQ_DATA_READ). A program key or write