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| author | Hao Chen <chenh@yusur.tech> | 2024-02-21 15:38:02 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2024-03-12 17:56:55 -0400 |
| commit | cd341fd1ffded978b2aa0b5309b00be7c42e347c (patch) | |
| tree | f887d38d976a0f534cb967083551a65447fade98 /include/hw/virtio/virtio-pci.h | |
| parent | 043e127a126bb3ceb5fc753deee27d261fd0c5ce (diff) | |
| download | focaccia-qemu-cd341fd1ffded978b2aa0b5309b00be7c42e347c.tar.gz focaccia-qemu-cd341fd1ffded978b2aa0b5309b00be7c42e347c.zip | |
hw/virtio: Add support for VDPA network simulation devices
This patch adds support for VDPA network simulation devices. The device is developed based on virtio-net and tap backend, and supports hardware live migration function. For more details, please refer to "docs/system/devices/vdpa-net.rst" Signed-off-by: Hao Chen <chenh@yusur.tech> Message-Id: <20240221073802.2888022-1-chenh@yusur.tech> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/hw/virtio/virtio-pci.h')
| -rw-r--r-- | include/hw/virtio/virtio-pci.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio-pci.h b/include/hw/virtio/virtio-pci.h index 59d88018c1..4d57a9c751 100644 --- a/include/hw/virtio/virtio-pci.h +++ b/include/hw/virtio/virtio-pci.h @@ -43,6 +43,7 @@ enum { VIRTIO_PCI_FLAG_INIT_FLR_BIT, VIRTIO_PCI_FLAG_AER_BIT, VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED_BIT, + VIRTIO_PCI_FLAG_VDPA_BIT, }; /* Need to activate work-arounds for buggy guests at vmstate load. */ @@ -89,6 +90,9 @@ enum { #define VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED \ (1 << VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED_BIT) +/* VDPA supported flags */ +#define VIRTIO_PCI_FLAG_VDPA (1 << VIRTIO_PCI_FLAG_VDPA_BIT) + typedef struct { MSIMessage msg; int virq; @@ -140,6 +144,7 @@ struct VirtIOPCIProxy { }; VirtIOPCIRegion regs[5]; }; + VirtIOPCIRegion lm; MemoryRegion modern_bar; MemoryRegion io_bar; uint32_t legacy_io_bar_idx; |