From 1f6b7ec6a45398ee1c58071effd3e46df6befe0e Mon Sep 17 00:00:00 2001 From: Clément Péron Date: Fri, 10 Mar 2023 19:54:23 +0100 Subject: runqemu: add an option to enable guest-agent virtio device MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add support to the runqemu script for a new option, 'guestagent', that enables the virtio serial port for host-to-guest communication. (From OE-Core rev: 21a1e52079089c5bbeee8ffc9c504471f4a8732a) Signed-off-by: Brenda Streiff Signed-off-by: Clément Péron Signed-off-by: Alexandre Belloni Signed-off-by: Richard Purdie --- scripts/runqemu | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'scripts') diff --git a/scripts/runqemu b/scripts/runqemu index 58b0c191e1..38aa35fdd4 100755 --- a/scripts/runqemu +++ b/scripts/runqemu @@ -82,6 +82,7 @@ of the following environment variables (in any order): kvm-vhost - enable KVM with vhost when running x86/x86_64 (VT-capable CPU required) publicvnc - enable a VNC server open to all hosts audio - enable audio + guestagent - enable guest agent communication [*/]ovmf* - OVMF firmware file or base name for booting with UEFI tcpserial= - specify tcp serial port number qemuparams= - specify custom parameters to QEMU @@ -216,6 +217,8 @@ class BaseConfig(object): self.cleaned = False # Files to cleanup after run self.cleanup_files = [] + self.guest_agent = False + self.guest_agent_sockpath = '/tmp/qga.sock' def acquire_taplock(self, error=True): logger.debug("Acquiring lockfile %s..." % self.taplock) @@ -526,6 +529,10 @@ class BaseConfig(object): elif arg == 'publicvnc': self.publicvnc = True self.qemu_opt_script += ' -vnc :0' + elif arg == 'guestagent': + self.guest_agent = True + elif arg.startswith('guestagent-sockpath='): + self.guest_agent_sockpath = '%s' % arg[len('guestagent-sockpath='):] elif arg.startswith('tcpserial='): self.tcpserial_portnum = '%s' % arg[len('tcpserial='):] elif arg.startswith('qemuparams='): @@ -1375,6 +1382,12 @@ class BaseConfig(object): except FileNotFoundError: raise RunQemuError("/dev/dri directory does not exist; no render nodes available on this machine. %s" %(render_hint)) + def setup_guest_agent(self): + if self.guest_agent == True: + self.qemu_opt += ' -chardev socket,path=' + self.guest_agent_sockpath + ',server,nowait,id=qga0 ' + self.qemu_opt += ' -device virtio-serial ' + self.qemu_opt += ' -device virtserialport,chardev=qga0,name=org.qemu.guest_agent.0 ' + def setup_vga(self): if self.nographic == True: if self.sdl == True: @@ -1506,6 +1519,7 @@ class BaseConfig(object): if self.snapshot: self.qemu_opt += " -snapshot" + self.setup_guest_agent() self.setup_serial() self.setup_vga() -- cgit v1.2.3-54-g00ecf