feat: enable support for KVM and VirtIO devices

.gitignore

@@ -1,4 +1,4 @@
 artifacts/*
-linux-*.tar.gz
-riscv-pk-*.tar.gz
+dep/*
+*.tar.gz
 cartesi-linux-config

configs/default-linux-config

@@ -33,18 +33,26 @@ CONFIG_BLK_DEV_PMEM=y
 CONFIG_OF_PMEM=y
 CONFIG_VIRTIO_BLK=y
 CONFIG_NETDEVICES=y
+CONFIG_TUN=y
 CONFIG_VIRTIO_NET=y
+CONFIG_VHOST_NET=y
+CONFIG_NET_9P=y
+CONFIG_NET_9P_VIRTIO=y
+CONFIG_VIRTIO_CONSOLE=y
 # CONFIG_ETHERNET is not set
 # CONFIG_WLAN is not set
 # CONFIG_INPUT_KEYBOARD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_SERIO is not set
 CONFIG_SERIAL_EARLYCON_RISCV_SBI=y
 CONFIG_HVC_RISCV_SBI=y
-# CONFIG_HW_RANDOM is not set
+CONFIG_RISCV_SBI_V01=y
+CONFIG_HW_RANDOM=y
 CONFIG_RANDOM_TRUST_BOOTLOADER=y
 # CONFIG_HWMON is not set
 # CONFIG_USB_SUPPORT is not set
+CONFIG_HW_RANDOM_VIRTIO=y
+CONFIG_VIRTIO_BALLOON=y
 CONFIG_VIRTIO_MMIO=y
 # CONFIG_IOMMU_SUPPORT is not set
 # CONFIG_NVMEM is not set
@@ -57,7 +65,8 @@ CONFIG_EXT4_FS=y
 CONFIG_TMPFS=y
 CONFIG_HUGETLBFS=y
 # CONFIG_MISC_FILESYSTEMS is not set
-# CONFIG_NETWORK_FILESYSTEMS is not set
+CONFIG_NETWORK_FILESYSTEMS=y
+CONFIG_9P_FS=y
 CONFIG_LSM="lockdown,yama,loadpin,safesetid,integrity"
 CONFIG_CRYPTO_SHA3=y
 CONFIG_CRYPTO_KECCAK=y
@@ -74,3 +83,5 @@ CONFIG_SLAB=y
 # CONFIG_ALLOW_DEV_COREDUMP is not set
 CONFIG_JUMP_LABEL=y
 # CONFIG_LEGACY_PTYS is not set
+CONFIG_VIRTUALIZATION=y
+CONFIG_KVM=y