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@@ -4,20 +4,43 @@
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VirtIO guest drivers in Rust. For **no_std** environment.
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-## Components
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-
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-| Device | Status |
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-| -------- | ------------------- |
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-| Queue | ✅ |
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-| Block | ✅ |
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-| Net | ✅ |
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-| GPU | ✅ |
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-| Input | ✅ |
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-| Console | ✅ |
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-| ... | ❌ Not implemented |
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+## Support status
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+
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+### Device types
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+
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+| Device | Supported |
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+| ------- | --------- |
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+| Block | ✅ |
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+| Net | ✅ |
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+| GPU | ✅ |
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+| Input | ✅ |
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+| Console | ✅ |
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+| ... | ❌ |
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+
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+### Transports
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+
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+| Transport | Supported | |
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+| ----------- | --------- | --------- |
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+| Legacy MMIO | ✅ | version 1 |
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+| MMIO | ✅ | version 2 |
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+| PCI | ❌ | |
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+
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+### Device-independent features
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+| Feature flag | Supported | |
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+| ---------------------------- | --------- | --------------------------------------- |
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+| `VIRTIO_F_INDIRECT_DESC` | ❌ | Indirect descriptors |
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+| `VIRTIO_F_EVENT_IDX` | ❌ | `avail_event` and `used_event` fields |
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+| `VIRTIO_F_VERSION_1` | TODO | VirtIO version 1 compliance |
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+| `VIRTIO_F_ACCESS_PLATFORM` | ❌ | Limited device access to memory |
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+| `VIRTIO_F_RING_PACKED` | ❌ | Packed virtqueue layout |
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+| `VIRTIO_F_IN_ORDER` | ❌ | Optimisations for in-order buffer usage |
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+| `VIRTIO_F_ORDER_PLATFORM` | ❌ | Platform ordering for memory access |
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+| `VIRTIO_F_SR_IOV` | ❌ | Single root I/O virtualization |
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+| `VIRTIO_F_NOTIFICATION_DATA` | ❌ | Extra data in device notifications |
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## Examples & Tests
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-* x86_64 (TODO)
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+- x86_64 (TODO)
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-* [RISCV](./examples/riscv)
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+- [RISCV](./examples/riscv)
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Andrew Walbran