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Subject: [OASIS Issue Tracker] (VIRTIO-39) pci device operation without BAR access
[ https://tools.oasis-open.org/issues/browse/VIRTIO-39?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Michael Tsirkin updated VIRTIO-39: ---------------------------------- Fix Version/s: virtio 1.0 csprd01 > pci device operation without BAR access > --------------------------------------- > > Key: VIRTIO-39 > URL: https://tools.oasis-open.org/issues/browse/VIRTIO-39 > Project: OASIS Virtual I/O Device (VIRTIO) TC > Issue Type: Improvement > Reporter: Michael Tsirkin > Assignee: Michael Tsirkin > Fix For: virtio 1.0 csprd01 > > > pci express spec forbids exclusive dependency on IO BAR accesses for device operation. > on the other hand, restricted environments such as pxe have > trouble accessing memory BARs. > This calls for a fallback mechanism for device access. -- This message was sent by Atlassian JIRA (v6.1.1#6155)
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