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| author | Aaron Young | 2021-10-28 01:05:43 +0200 |
|---|---|---|
| committer | Michael Brown | 2021-10-28 14:19:30 +0200 |
| commit | f24a2794e1b527e45efbbcad1c272f176f3d9df0 (patch) | |
| tree | 1bb4cc38e3e7059259fe37f3a7716a864f55eb13 /src/include/ipxe/virtio-ring.h | |
| parent | [readline] Extend maximum read line length to 1024 characters (diff) | |
| download | ipxe-f24a2794e1b527e45efbbcad1c272f176f3d9df0.tar.gz ipxe-f24a2794e1b527e45efbbcad1c272f176f3d9df0.tar.xz ipxe-f24a2794e1b527e45efbbcad1c272f176f3d9df0.zip | |
[virtio] Update driver to use DMA API
Signed-off-by: Aaron Young <aaron.young@oracle.com>
Diffstat (limited to 'src/include/ipxe/virtio-ring.h')
| -rw-r--r-- | src/include/ipxe/virtio-ring.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/include/ipxe/virtio-ring.h b/src/include/ipxe/virtio-ring.h index 852769f29..d082139e9 100644 --- a/src/include/ipxe/virtio-ring.h +++ b/src/include/ipxe/virtio-ring.h @@ -2,6 +2,7 @@ # define _VIRTIO_RING_H_ #include <ipxe/virtio-pci.h> +#include <ipxe/dma.h> /* Status byte for guest to report progress, and synchronize features. */ /* We have seen device and processed generic fields (VIRTIO_CONFIG_F_VIRTIO) */ @@ -74,17 +75,21 @@ struct vring { struct vring_virtqueue { unsigned char *queue; + size_t queue_size; + struct dma_mapping map; + struct dma_device *dma; struct vring vring; u16 free_head; u16 last_used_idx; void **vdata; + struct virtio_net_hdr_modern *empty_header; /* PCI */ int queue_index; struct virtio_pci_region notification; }; struct vring_list { - char *addr; + physaddr_t addr; unsigned int length; }; |