4 files changed, 11 insertions, 7 deletions
diff --git a/meta/classes/qemuboot.bbclass b/meta/classes/qemuboot.bbclass
index a181fa2213..be5d7a4c8f 100644
--- a/meta/classes/qemuboot.bbclass
+++ b/meta/classes/qemuboot.bbclass
@@ -18,11 +18,15 @@
 # QB_AUDIO_OPT: qemu audio option, e.g., "-soundhw ac97,es1370", used
 #               when QB_AUDIO_DRV is set.
 # QB_KERNEL_ROOT: kernel's root, e.g., /dev/vda
+# QB_NETWORK_DEVICE: network device, e.g., "-device virtio-net-pci,netdev=net0,mac=@MAC@",
+#                    it needs work with QB_TAP_OPT and QB_SLIRP_OPT.
+#                    Note, runqemu will replace @MAC@ with a predefined mac, you can set
+#                    a custom one, but that may cause conflicts when multiple qemus are
+#                    running on the same host.
 # QB_TAP_OPT: netowrk option for 'tap' mode, e.g.,
-#             "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no -device virtio-net-device,netdev=net0"
+#             "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no"
 #              Note, runqemu will replace "@TAP@" with the one which is used, such as tap0, tap1 ...
-# QB_SLIRP_OPT: network option for SLIRP mode, e.g.,
-#             "-netdev user,id=net0 -device virtio-net-device,netdev=net0"
+# QB_SLIRP_OPT: network option for SLIRP mode, e.g., -netdev user,id=net0"
 # QB_ROOTFS_OPT: used as rootfs, e.g.,
 #               "-drive id=disk0,file=@ROOTFS@,if=none,format=raw -device virtio-blk-device,drive=disk0"
 #              Note, runqemu will replace "@ROOTFS@" with the one which is used, such as core-image-minimal-qemuarm64.ext4.
@@ -40,6 +44,7 @@ QB_SERIAL_OPT ?= "-serial mon:stdio -serial null"
 QB_DEFAULT_KERNEL ?= "${KERNEL_IMAGETYPE}"
 QB_DEFAULT_FSTYPE ?= "ext4"
 QB_OPT_APPEND ?= "-show-cursor"
+QB_NETWORK_DEVICE ?= "-device virtio-net-pci,netdev=net0,mac=@MAC@"
 
 # Create qemuboot.conf
 addtask do_write_qemuboot_conf after do_rootfs before do_image
diff --git a/meta/conf/machine/include/qemuboot-x86.inc b/meta/conf/machine/include/qemuboot-x86.inc
index 08702948e4..06ac983d4d 100644
--- a/meta/conf/machine/include/qemuboot-x86.inc
+++ b/meta/conf/machine/include/qemuboot-x86.inc
@@ -13,4 +13,3 @@ QB_AUDIO_OPT = "-soundhw ac97,es1370"
 QB_KERNEL_CMDLINE_APPEND = "vga=0 uvesafb.mode_option=640x480-32 oprofile.timer=1 uvesafb.task_timeout=-1"
 # Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND = "-vga vmware -show-cursor -usb -usbdevice tablet -device virtio-rng-pci"
-QB_SLIRP_OPT = "-net nic,model=e1000 -net user,hostfwd=tcp::2222-:22"
diff --git a/meta/conf/machine/qemuarm64.conf b/meta/conf/machine/qemuarm64.conf
index e70538aac6..242889ac8a 100644
--- a/meta/conf/machine/qemuarm64.conf
+++ b/meta/conf/machine/qemuarm64.conf
@@ -17,8 +17,8 @@ QB_CPU = "-cpu cortex-a57"
 QB_KERNEL_CMDLINE_APPEND = "console=ttyAMA0,38400"
 # Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND = "-show-cursor -device virtio-rng-pci -monitor null"
-QB_TAP_OPT = "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no -device virtio-net-device,netdev=net0,mac=@MAC@"
-QB_SLIRP_OPT = "-netdev user,id=net0 -device virtio-net-device,netdev=net0"
+QB_TAP_OPT = "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no"
+QB_NETWORK_DEVICE = "-device virtio-net-device,netdev=net0,mac=@MAC@"
 QB_ROOTFS_OPT = "-drive id=disk0,file=@ROOTFS@,if=none,format=raw -device virtio-blk-device,drive=disk0"
 QB_SERIAL_OPT = "-device virtio-serial-device -chardev null,id=virtcon -device virtconsole,chardev=virtcon"
 QB_TCPSERIAL_OPT = " -device virtio-serial-device -chardev socket,id=virtcon,port=@PORT@,host=127.0.0.1 -device virtconsole,chardev=virtcon"
diff --git a/meta/conf/machine/qemuppc.conf b/meta/conf/machine/qemuppc.conf
index 9d174bc439..a9ef64b0af 100644
--- a/meta/conf/machine/qemuppc.conf
+++ b/meta/conf/machine/qemuppc.conf
@@ -18,4 +18,4 @@ QB_CPU = "-cpu G4"
 QB_KERNEL_CMDLINE_APPEND = "console=tty console=ttyS0"
 # Add the 'virtio-rng-pci' device otherwise the guest may run out of entropy
 QB_OPT_APPEND = "-show-cursor -usb -usbdevice tablet -device virtio-rng-pci"
-QB_TAP_OPT = "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no -device virtio-net-pci,netdev=net0,mac=@MAC@"
+QB_TAP_OPT = "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no"