0001 What: /sys/devices/pci0000:00/*/QEMU0001:00/capability for MMIO
0002 /sys/bus/pci/drivers/pvpanic-pci/0000:00:0*.0/capability for PCI
0003 Date: Jan 2021
0004 Contact: zhenwei pi <pizhenwei@bytedance.com>
0005 Description:
0006 Read-only attribute. Capabilities of pvpanic device which
0007 are supported by QEMU.
0008
0009 Format: %x.
0010
0011 Detailed bit definition refers to section <Bit Definition>
0012 from pvpanic device specification:
0013 https://git.qemu.org/?p=qemu.git;a=blob_plain;f=docs/specs/pvpanic.txt
0014
0015 What: /sys/devices/pci0000:00/*/QEMU0001:00/events
0016 /sys/bus/pci/drivers/pvpanic-pci/0000:00:0*.0/events for PCI
0017 Date: Jan 2021
0018 Contact: zhenwei pi <pizhenwei@bytedance.com>
0019 Description:
0020 RW attribute. Set/get which features in-use. This attribute
0021 is used to enable/disable feature(s) of pvpanic device.
0022 Notice that this value should be a subset of capability.
0023
0024 Format: %x.
0025
0026 Also refer to pvpanic device specification.
