diff options
Diffstat (limited to 'poky/meta/classes/qemuboot.bbclass')
-rw-r--r-- | poky/meta/classes/qemuboot.bbclass | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/poky/meta/classes/qemuboot.bbclass b/poky/meta/classes/qemuboot.bbclass index 15a9e63f2..3162e7a8e 100644 --- a/poky/meta/classes/qemuboot.bbclass +++ b/poky/meta/classes/qemuboot.bbclass @@ -36,6 +36,9 @@ # 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. +# Note: If more than one interface of type -device virtio-net-device gets added, +# QB_NETWORK_DEVICE_prepend might be used, since Qemu enumerates the eth* +# devices in reverse order to -device arguments. # # QB_TAP_OPT: netowrk option for 'tap' mode, e.g., # "-netdev tap,id=net0,ifname=@TAP@,script=no,downscript=no" @@ -43,6 +46,15 @@ # # QB_SLIRP_OPT: network option for SLIRP mode, e.g., -netdev user,id=net0" # +# QB_CMDLINE_IP_SLIRP: If QB_NETWORK_DEVICE adds more than one network interface to qemu, usually the +# ip= kernel comand line argument needs to be changed accordingly. Details are documented +# in the kernel docuemntation https://www.kernel.org/doc/Documentation/filesystems/nfs/nfsroot.txt +# Example to configure only the first interface: "ip=eth0:dhcp" +# QB_CMDLINE_IP_TAP: This parameter is similar to the QB_CMDLINE_IP_SLIRP parameter. Since the tap interface requires +# static IP configuration @CLIENT@ and @GATEWAY@ place holders are replaced by the IP and the gateway +# address of the qemu guest by runqemu. +# Example: "ip=192.168.7.@CLIENT@::192.168.7.@GATEWAY@:255.255.255.0::eth0" +# # 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. @@ -53,6 +65,10 @@ # " -device virtio-serial-device -chardev socket,id=virtcon,port=@PORT@,host=127.0.0.1 -device virtconsole,chardev=virtcon" # Note, runqemu will replace "@PORT@" with the port number which is used. # +# QB_ROOTFS_EXTRA_OPT: extra options to be appended to the rootfs device in case there is none specified by QB_ROOTFS_OPT. +# Can be used to automatically determine the image from the other variables +# but define things link 'bootindex' when booting from EFI or 'readonly' when using squashfs +# without the need to specify a dedicated qemu configuration # Usage: # IMAGE_CLASSES += "qemuboot" # See "runqemu help" for more info @@ -63,13 +79,15 @@ QB_DEFAULT_KERNEL ?= "${KERNEL_IMAGETYPE}" QB_DEFAULT_FSTYPE ?= "ext4" QB_OPT_APPEND ?= "-show-cursor" QB_NETWORK_DEVICE ?= "-device virtio-net-pci,netdev=net0,mac=@MAC@" +QB_CMDLINE_IP_SLIRP ?= "ip=dhcp" +QB_CMDLINE_IP_TAP ?= "ip=192.168.7.@CLIENT@::192.168.7.@GATEWAY@:255.255.255.0" +QB_ROOTFS_EXTRA_OPT ?= "" # This should be kept align with ROOT_VM QB_DRIVE_TYPE ?= "/dev/sd" # Create qemuboot.conf addtask do_write_qemuboot_conf after do_rootfs before do_image -IMGDEPLOYDIR ?= "${WORKDIR}/deploy-${PN}-image-complete" def qemuboot_vars(d): build_vars = ['MACHINE', 'TUNE_ARCH', 'DEPLOY_DIR_IMAGE', |