From 7d8ea657c6e196ea0a0ff2bfb1e9dcd6e494d382 Mon Sep 17 00:00:00 2001 From: breakings Date: Wed, 10 Aug 2022 13:00:47 +0800 Subject: [PATCH] armvirt: enable MMIO_CMDLINE_DEVICES for firecracker support (#9907) This Kernel option allows to run OpenWrt witin a `firecracker` micro VM. Firecracker is a KVM-based tool for superfast booting VMs on x86_64 and aarch64. It makes rootfs available to the guest as a virtio-mmio device and passes its address via the kernel cmdline. A kernel without CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES will not recognize the rootfs virtio-mmio device. Suggested-by: Packet Please Signed-off-by: Paul Spooren Co-authored-by: Paul Spooren --- target/linux/armvirt/config-5.10 | 1 + 1 file changed, 1 insertion(+) diff --git a/target/linux/armvirt/config-5.10 b/target/linux/armvirt/config-5.10 index 01c201dab..9527a9af5 100644 --- a/target/linux/armvirt/config-5.10 +++ b/target/linux/armvirt/config-5.10 @@ -158,6 +158,7 @@ CONFIG_VIRTIO_BALLOON=y CONFIG_VIRTIO_BLK=y CONFIG_VIRTIO_CONSOLE=y CONFIG_VIRTIO_MMIO=y +CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES=y CONFIG_VIRTIO_NET=y CONFIG_VIRTIO_PCI=y CONFIG_VIRTIO_PCI_LEGACY=y