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e410502329
PCI spec said that BAR base should be naturally aligned. But on ACRN if the bar size < PAGE_SIZE, BAR base should be aligned with PAGE_SIZE. This is because the minimal size that EPT can map/unmap is PAGE_SIZE. Tracked-On: #5717 Signed-off-by: Jian Jun Chen <jian.jun.chen@intel.com> Reviewed-by: Fei Li <fei1.li@intel.com> Acked-by: Yu Wang <yu1.wang@intel.com>
ACRN Device Model ################# Introduction ============ The ACRN Device Model provides **device sharing** capabilities between the Service OS and Guest OSs. It is a component that is used in conjunction with the `ACRN Hypervisor`_ and this is installed within the Service OS. You can find out more about Project ACRN on the `Project ACRN documentation`_ website. .. _`ACRN Hypervisor`: https://github.com/projectacrn/acrn-hypervisor .. _`Project ACRN documentation`: https://projectacrn.github.io/