最後更新: 2023-12-24

目錄

• fwcfg
• pvpanic

fwcfg

fwcfg provides a facility for passing strings and files into the VM.

# To pass strings or files into QEMU to appear in the fw_cfg device

 * Names that begin with "opt/" are reserved for users.

-fw_cfg name=opt/com.name.domain.your.example,string=1
-fw_cfg name=opt/com.name.domain.your.example,file=example_filename.png

pvpanic

A paravirtualized device emulated by QEMU and
used by the guest OS to report to the VMM when it experiences a panic/crash.