riscv64: build preinstalled riscv64 image with uboot SPL and CIDATA.

live-build/auto/config

@@ -819,6 +819,11 @@ case $PROJECT in
 			arm64)
 				add_package install flash-kernel
 				;;
+			riscv64)
+				if [ -n "$SUBARCH" ]; then
+					KERNEL_FLAVOURS=generic
+				fi
+				;;
 		esac
 		OPTS="${OPTS:+$OPTS }--system=normal"
 		OPTS="${OPTS:+$OPTS }--hdd-label=cloudimg-rootfs"

live-build/cidata/meta-data.sample

@@ -0,0 +1,8 @@
+# NB! This is a sample, copy to "meta-data" and mofiy to take effect
+# NB! Also see user-data.sample and network-config.sample
+
+# This is the meta-data configuration file for cloud-init. Typically this just
+# contains the instance_id. Please refer to the cloud-init documentation for
+# more information:
+#
+# https://cloudinit.readthedocs.io/

live-build/cidata/network-config.sample

@@ -0,0 +1,52 @@
+# NB! This is a sample, copy to "network-config" and mofiy to take effect
+# NB! Also see user-data.sample and meta-data.sample
+
+# This file contains a netplan-compatible configuration which cloud-init will
+# apply on first-boot (note: it will *not* update the config after the first
+# boot). Please refer to the cloud-init documentation and the netplan reference
+# for full details:
+#
+# https://cloudinit.readthedocs.io/en/latest/topics/network-config.html
+# https://cloudinit.readthedocs.io/en/latest/topics/network-config-format-v2.html
+# https://netplan.io/reference
+#
+# Please note that the YAML format employed by this file is sensitive to
+# differences in whitespace; if you are editing this file in an editor (like
+# Notepad) which uses literal tabs, take care to only use spaces for
+# indentation. See the following link for more details:
+#
+# https://en.wikipedia.org/wiki/YAML
+#
+#
+# The image has stock nocloud-net configuration that will attemp dhcp
+# v4 on all ethernet devices, similar to zz-all-en / zz-all-eth
+# stanzas below. Hence this file is optional.
+#
+#version: 2
+#ethernets:
+#  zz-all-en:
+#    match:
+#      name: "en*"
+#    dhcp4: true
+#    optional: true
+#  zz-all-eth:
+#    match:
+#      name: "eth*"
+#    dhcp4: true
+#    optional: true
+#wifis:
+#  wlan0:
+#    dhcp4: true
+#    optional: true
+#    access-points:
+#      myhomewifi:
+#        password: "S3kr1t"
+#      myworkwifi:
+#        password: "correct battery horse staple"
+#      workssid:
+#        auth:
+#          key-management: eap
+#          method: peap
+#          identity: "me@example.com"
+#          password: "passw0rd"
+#          ca-certificate: /etc/my_ca.pem

live-build/cidata/user-data.sample

@@ -0,0 +1,84 @@
+#cloud-config
+
+# NB! This is a sample, copy to "user-data" and modify to take effect
+
+# NB! meta-data is required too! See "meta-data.sample"
+
+# NB! For networking see "network-config.sample"
+
+# This is the user-data configuration file for cloud-init. This image
+# has a default nocloud-net metadata available on the first
+# partition. By default it sets up an initial user called "ubuntu"
+# with password "ubuntu", which must be changed at first
+# login. However, one can override and provide many additional actions
+# to be initiated on first boot from this file. The cloud-init
+# documentation has more details: https://cloudinit.readthedocs.io/
+# Some additional examples are provided in comments below the default
+# configuration.
+
+# On first boot, set the (default) ubuntu user's password to "ubuntu" and
+# expire user passwords
+#chpasswd:
+#  expire: true
+#  list:
+#  - ubuntu:ubuntu
+
+# Enable password authentication with the SSH daemon
+#ssh_pwauth: true
+
+## On first boot, use ssh-import-id to give the specific users SSH access to
+## the default user
+#ssh_import_id:
+#- lp:my_launchpad_username
+#- gh:my_github_username
+
+## Add users and groups to the system, and import keys with the ssh-import-id
+## utility
+#groups:
+#- robot: [robot]
+#- robotics: [robot]
+#
+#users:
+#- default
+#- name: robot
+#  gecos: Mr. Robot
+#  primary_group: robot
+#  groups: users
+#  ssh_import_id: foobar
+#  lock_passwd: false
+#  passwd: $5$hkui88$nvZgIle31cNpryjRfO9uArF7DYiBcWEnjqq7L1AQNN3
+
+## Update apt database and upgrade packages on first boot
+#package_update: true
+#package_upgrade: true
+
+## Install additional packages on first boot
+#packages:
+#- pwgen
+#- pastebinit
+#- [libpython2.7, 2.7.3-0ubuntu3.1]
+
+## Write arbitrary files to the file-system (including binaries!)
+#write_files:
+#- path: /etc/default/keyboard
+#  content: |
+#    # KEYBOARD configuration file
+#    # Consult the keyboard(5) manual page.
+#    XKBMODEL="pc105"
+#    XKBLAYOUT="gb"
+#    XKBVARIANT=""
+#    XKBOPTIONS="ctrl: nocaps"
+#  permissions: '0644'
+#  owner: root:root
+#- encoding: gzip
+#  path: /usr/bin/hello
+#  content: !!binary |
+#    H4sIAIDb/U8C/1NW1E/KzNMvzuBKTc7IV8hIzcnJVyjPL8pJ4QIA6N+MVxsAAAA=
+#  owner: root:root
+#  permissions: '0755'
+
+## Run arbitrary commands at rc.local like time
+#runcmd:
+#- [ ls, -l, / ]
+#- [ sh, -xc, "echo $(date) ': hello world!'" ]
+#- [ wget, "http://ubuntu.com", -O, /run/mydir/index.html ]

live-build/functions

@@ -989,6 +989,19 @@ is_live_layer () {
     return 1
 }
 
+setup_cidata() {
+    local cidata_dev=$1
+    local mountpoint=$(mktemp -d)
+    mkfs.vfat -F 32 -n CIDATA ${cidata_dev}
+    mount ${cidata_dev} ${mountpoint}
+    cp /usr/share/livecd-rootfs/live-build/cidata/* ${mountpoint}
+    cat >>${mountpoint}/meta-data.sample <<END
+#instance-id: iid-$(openssl rand -hex 8)
+
+END
+    umount ${mountpoint}
+}
+
 replace_kernel () { 
     mountpoint=$1
     new_kernel=$2

live-build/ubuntu-cpc/hooks.d/base/disk-image-uefi.binary

@@ -21,6 +21,10 @@ case ${PROJECT:-} in
         ;;
 esac
 
+if [ "$ARCH" = "riscv64" ] && [ -n "${SUBARCH:-}" ]; then
+    IMAGE_SIZE=3758096384 # bump to 3.5G (3584*1024**2), due to linux-generic instead of virtual
+fi
+
 . config/binary
 
 . config/functions
@@ -38,18 +42,34 @@ create_partitions() {
         riscv64)
             # same as arm64/armhf, but set bit 2 legacy bios bootable
             # on the first partition for uboot
-            sgdisk "${disk_image}" \
-                --set-alignment=2 \
-                --new=13:34:2081 \
-                --change-name=13:loader1 \
-                --typecode=13:5B193300-FC78-40CD-8002-E86C45580B47 \
-                --new=14:2082:10273 \
-                --change-name=14:loader2 \
-                --typecode=14:2E54B353-1271-4842-806F-E436D6AF6985 \
-                --new=15::+106M\
-                --typecode=15:ef00 \
-                --new=1:: \
-                --attributes=1:set:2
+            # and have two loader partitions of uboot SPL & real one
+            # and have CIDATA partition for preinstalled image
+            if [ -z "${SUBARCH:-}" ]; then
+                # cloud-image
+                sgdisk "${disk_image}" \
+                       --set-alignment=2 \
+                       --new=15::+106M \
+                       --typecode=15:ef00 \
+                       --new=1:: \
+                       --attributes=1:set:2
+            else
+                # preinstalled server, currently FU540
+                # FU740 too in the future
+                sgdisk "${disk_image}" \
+                       --set-alignment=2 \
+                       --new=13:34:2081 \
+                       --change-name=13:loader1 \
+                       --typecode=13:5B193300-FC78-40CD-8002-E86C45580B47 \
+                       --new=14:2082:10273 \
+                       --change-name=14:loader2 \
+                       --typecode=14:2E54B353-1271-4842-806F-E436D6AF6985 \
+                       --new=15::+106M \
+                       --typecode=15:ef00 \
+                       --new=12::+4M \
+                       --change-name=12:CIDATA \
+                       --new=1:: \
+                       --attributes=1:set:2
+            fi
             ;;
         amd64)
             sgdisk "${disk_image}" \
@@ -109,47 +129,55 @@ install_grub() {
             efi_target=x86_64-efi
             ;;
         riscv64)
-            # TODO does not exist yet on riscv64
-            chroot mountpoint apt-get install -qqy u-boot-menu u-boot-sifive #grub-efi-riscv64
+            # TODO grub-efi-riscv64 does not exist yet on riscv64
+            chroot mountpoint apt-get install -qqy u-boot-menu #grub-efi-riscv64
             efi_target=riscv64-efi
 
             chroot mountpoint u-boot-update
 
-            # FSBL, which gets U-Boot SPL
-            loader1="/dev/mapper${loop_device///dev/}p13"
-            # The real U-Boot
-            loader2="/dev/mapper${loop_device///dev/}p14"
-
-            dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot-spl.bin of=$loader1
-            dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot.itb of=$loader2
-
-            # Provide nocloud datasource
-            # Allow interactive login on baremetal SiFive board,
-            # without a cloud datasource.
-            mkdir -p mountpoint/var/lib/cloud/seed/nocloud
-            touch mountpoint/var/lib/cloud/seed/nocloud/meta-data
-            cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud/user-data
+            if [ -n "${SUBARCH:-}" ]; then
+                chroot mountpoint apt-get install -qqy u-boot-sifive
+                dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot-spl.bin of=$loader1
+                dd if=mountpoint/usr/lib/u-boot/sifive_fu540/u-boot.itb of=$loader2
+                # FSBL, which gets U-Boot SPL
+                loader1="/dev/mapper${loop_device///dev/}p13"
+                # The real U-Boot
+                loader2="/dev/mapper${loop_device///dev/}p14"
+                # Provide end-user modifyable CIDATA
+                cidata_dev="/dev/mapper${loop_device///dev/}p12"
+                setup_cidata "${cidata_dev}"
+                # Provide stock nocloud datasource
+                # Allow interactive login on baremetal SiFive board,
+                # without a cloud datasource.
+                mkdir -p mountpoint/var/lib/cloud/seed/nocloud-net
+                cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/meta-data
+instance-id: iid-$(openssl rand -hex 8)
+END
+                cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/user-data
 #cloud-config
 chpasswd:
-    expire: false
+    expire: True
     list:
         - ubuntu:ubuntu
+ssh_pwauth: True
 EOF
-            cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud/network-data
+                cat <<EOF >mountpoint/var/lib/cloud/seed/nocloud-net/network-config
 # This is the initial network config.
 # It can be overwritten by cloud-init.
-network:
-    version: 2
-    ethernets:
-        zz-all-en:
-            match:
-                name: "en*"
-            dhcp4: true
-        zz-all-eth:
-            match:
-                name: "eth*"
-            dhcp4: true
+version: 2
+ethernets:
+  zz-all-en:
+    match:
+      name: "en*"
+    dhcp4: true
+    optional: true
+  zz-all-eth:
+    match:
+      name: "eth*"
+    dhcp4: true
+    optional: true
 EOF
+            fi
             ## TODO remove below once we have grub-efi-riscv64
             rm mountpoint/tmp/device.map
             umount mountpoint/boot/efi

live-build/ubuntu-cpc/hooks.d/base/qcow2-image.binary

@@ -7,6 +7,10 @@ case $ARCH:$SUBARCH in
 		xz -T4 -c binary/boot/disk.ext4 > livecd.ubuntu-cpc.disk1.img.xz
 	        exit 0
 		;;
+	riscv64:*)
+		xz -T4 -c binary/boot/disk-uefi.ext4 > livecd.ubuntu-cpc.disk1.img.xz
+	        exit 0
+		;;
 esac
 
 . config/functions