riscv: add SUBARCH 'jh7110'

Add SUBARCH 'jh7110' for jh7110-based boards

debian/changelog

@@ -1,4 +1,10 @@
-livecd-rootfs (24.04.88) noble; urgency=medium
+livecd-rootfs (25.04.89) noble; urgency=medium
+
+  * riscv: add SUBARCH 'jh7110'. (LP: #2099993)
+
+ -- Adriano Cordova <adriano.cordova@canonical.com>  Tue, 25 Feb 2025 09:47:54 -0300
+
+livecd-rootfs (25.04.88) noble; urgency=medium
 
   * risc-v: directly copy device trees to /boot/dtb. (LP: #2092205)
 

live-build/auto/config

@@ -9,7 +9,7 @@ case $ARCH:$SUBARCH in
 	armhf:|\
 	i386:|\
 	ppc64el:|\
-	riscv64:|riscv64:generic|riscv64:icicle|riscv64:licheerv|\
+	riscv64:|riscv64:generic|riscv64:icicle|riscv64:jh7110|riscv64:licheerv|\
 	riscv64:milkvmars|riscv64:nezha|riscv64:pic64gx|riscv64:unmatched|\
 	riscv64:visionfive|riscv64:visionfive2|\
 	s390x:|\
@@ -394,6 +394,7 @@ fi
 if [ "$IMAGEFORMAT" = "ext4" ] && [ "$PROJECT" = "ubuntu-cpc" ]; then
 	case $ARCH:$SUBARCH in
 		riscv64:icicle | \
+		riscv64:jh7110 | \
 		riscv64:licheerv | \
 		riscv64:milkvmars | \
 		riscv64:nezha | \

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

@@ -133,8 +133,8 @@ create_partitions() {
                         --change-name=3:uEnv \
                         --new=1:: \
                         --attributes=1:set:2
-            elif [ "${SUBARCH:-}" = "visionfive2" ] || [ "${SUBARCH:-}" = "milkvmars" ]; then
-                # VisionFive 2, Milk-V Mars
+            elif [ "${SUBARCH:-}" = "visionfive2" ] || [ "${SUBARCH:-}" = "milkvmars" ] || [ "${SUBARCH:-}" = "jh7110" ]; then
+                # JH7110 chips: VisionFive 2, Milk-V Mars
                 sgdisk "${disk_image}" \
                         --set-alignment=4096 \
 			--new=13:4096:8191 \
@@ -337,7 +337,7 @@ EOF
                         umount "${uenv_mnt_dir}"
                         rmdir "${uenv_mnt_dir}"
                         ;;
-                    "visionfive2"|"milkvmars")
+                    "visionfive2"|"milkvmars"|"jh7110")
                         cp ${my_d}/riscv64/grub/90_watchdog-thresh.cfg mountpoint/etc/default/grub.d/
                         chroot mountpoint apt-get install -qqy u-boot-starfive
                         # U-Boot SPL