kernel-config

# https://github.com/riscv/riscv-qemu/commit/039dbd521277bc0aab672203a1a199e4519094da
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_OF_PLATFORM=y

# https://github.com/riscv/riscv-qemu/commit/3446cee04256753a29c45b033d643fcdea24fc72
CONFIG_RISCV_PLIC=y
CONFIG_HVC_RISCV_SBI=y
CONFIG_VIRTIO=y
CONFIG_VIRTIO_MMIO=y
CONFIG_VIRTIO_BLK=y
CONFIG_VIRTIO_NET=y

CONFIG_BLK_DEV=y
CONFIG_BLK_DEV_LOOP=y

CONFIG_EXT4_FS=y

CONFIG_FILE_LOCKING=y
CONFIG_NET_CORE=y
CONFIG_NETDEVICES=y

# For systemd:
# https://cgit.freedesktop.org/systemd/systemd/tree/README
CONFIG_TMPFS=y
CONFIG_TMPFS_XATTR=y
CONFIG_SYSFS=y
CONFIG_DEVTMPFS=y
CONFIG_CGROUPS=y
CONFIG_INOTIFY_USER=y
CONFIG_SIGNALFD=y
CONFIG_TIMERFD=y
CONFIG_EPOLL=y
CONFIG_NET=y
CONFIG_PROC_FS=y
CONFIG_FHANDLE=y
CONFIG_SYSFS_DEPRECATED=n
CONFIG_UEVENT_HELPER_PATH=""
CONFIG_FW_LOADER_USER_HELPER=n
CONFIG_DMIID=y
CONFIG_BLK_DEV_BSG=y
CONFIG_NET_NS=y
CONFIG_DEVPTS_MULTIPLE_INSTANCES=y
CONFIG_AUTOFS4_FS=y
#CONFIG_{TMPFS,EXT4,XFS,BTRFS_FS,...}_POSIX_ACL
CONFIG_SECCOMP=y

# Networking:
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_BRIDGE=y
CONFIG_IPV6=y

# NFS client.
CONFIG_NFS_FS=y
CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_NFS_V4_1=y
CONFIG_NFS_V4_2=y
CONFIG_NFS_FSCACHE=y