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kata-containers/src/dragonball/docs/device.md
Chao Wu 2aedd4d12a doc: add document for vCPU, api and device 
Create the document for vCPU and api.

Add some detail in the device document.

Fixes: #4257

Signed-off-by: Chao Wu <chaowu@linux.alibaba.com>
2022-06-27 18:12:50 +08:00

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Device

Device Manager

Currently we have following device manager:

Name Description
address space manager abstracts virtual machine's physical management and provide mapping for guest virtual memory and MMIO ranges of emulated virtual devices, pass-through devices and vCPU
config manager provides abstractions for configuration information
console manager provides management for all console devices
resource manager provides resource management for legacy_irq_pool, msi_irq_pool, pio_pool, mmio_pool, mem_pool, kvm_mem_slot_pool with builder ResourceManagerBuilder
VSOCK device manager provides configuration info for VIRTIO-VSOCK and management for all VSOCK devices

Device supported

VIRTIO-VSOCK i8042 COM1 COM2