adding scripts for building, configuring and running WASM hello world

wasm-hello/build/fc.arm64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/fc.arm64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/build/fc.x86_64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/fc.x86_64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/build/qemu.arm64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/qemu.arm64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/build/qemu.x86_64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/qemu.x86_64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/build/xen.arm64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/xen.arm64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/build/xen.x86_64

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+make distclean
+UK_DEFCONFIG=$(pwd)/scripts/defconfig/xen.x86_64 make defconfig
+touch Makefile.uk
+make prepare
+if test -z "$CC"; then
+    make -j $(nproc)
+else
+    make CC="$CC" -j $(nproc)
+fi

wasm-hello/defconfig/fc.arm64

@@ -0,0 +1,17 @@
+CONFIG_PLAT_KVM=y
+CONFIG_KVM_VMM_FIRECRACKER=y
+CONFIG_ARCH_ARM_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+CONFIG_ARM64_ERRATUM_858921=n
+CONFIG_ARM64_ERRATUM_835769=n
+CONFIG_ARM64_ERRATUM_843419=n
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/defconfig/fc.x86_64

@@ -0,0 +1,14 @@
+CONFIG_PLAT_KVM=y
+CONFIG_KVM_VMM_FIRECRACKER=y
+CONFIG_ARCH_X86_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/defconfig/qemu.arm64

@@ -0,0 +1,17 @@
+CONFIG_PLAT_KVM=y
+CONFIG_KVM_VMM_QEMU=y
+CONFIG_ARCH_ARM_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+CONFIG_ARM64_ERRATUM_858921=n
+CONFIG_ARM64_ERRATUM_835769=n
+CONFIG_ARM64_ERRATUM_843419=n
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/defconfig/qemu.x86_64

@@ -0,0 +1,14 @@
+CONFIG_PLAT_KVM=y
+CONFIG_KVM_VMM_QEMU=y
+CONFIG_ARCH_X86_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/defconfig/xen.arm64

@@ -0,0 +1,16 @@
+CONFIG_PLAT_XEN=y
+CONFIG_ARCH_ARM_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+CONFIG_ARM64_ERRATUM_858921=n
+CONFIG_ARM64_ERRATUM_835769=n
+CONFIG_ARM64_ERRATUM_843419=n
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/defconfig/xen.x86_64

@@ -0,0 +1,13 @@
+CONFIG_PLAT_XEN=y
+CONFIG_ARCH_X86_64=y
+CONFIG_LIBVFSCORE=y
+CONFIG_LIBVFSCORE_AUTOMOUNT_UP=y
+CONFIG_LIBRAMFS=y
+CONFIG_LIBUKCPIO=y
+# Uncomment for debugging.
+#CONFIG_LIBUKDEBUG_PRINTD=y
+#CONFIG_LIBUKDEBUG_PRINTK_INFO=y
+CONFIG_LIBMUSL=y
+CONFIG_LIBLWIP=y
+CONFIG_LIBWAMR=y
+CONFIG_LIBWAMR_MAIN_FUNCTION=y

wasm-hello/run/fc.arm64

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_fc-arm64"; then
+    echo "No kernel file workdir/build/wasm-hello_fc-arm64." 1>&2
+    echo "Did you run ./build.fc.arm64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+rm -f firecracker.socket
+firecracker-aarch64 \
+        --api-sock firecracker.socket \
+        --config-file fc.arm64.json

wasm-hello/run/fc.x86_64

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_fc-x86_64"; then
+    echo "No kernel file workdir/build/wasm-hello_fc-x86_64." 1>&2
+    echo "Did you run ./build.fc.x86_64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+rm -f firecracker.socket
+firecracker-x86_64 \
+        --api-sock firecracker.socket \
+        --config-file fc.x86_64.json

wasm-hello/run/qemu.arm64

@@ -0,0 +1,20 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_qemu-arm64"; then
+    echo "No kernel file workdir/build/wasm-hello_qemu-arm64." 1>&2
+    echo "Did you run ./build.qemu.arm64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+qemu-system-aarch64 \
+    -nographic \
+    -machine virt \
+    -m 8 \
+    -cpu max \
+    -kernel workdir/build/wasm-hello_qemu-arm64 \
+    -append "wasm-hello_qemu-x86_64 vfs.fstab=[ \"initrd0:/:extract::ramfs=1:\" ] -- /main.wasm" \
+    -initrd ./initrd.cpio

wasm-hello/run/qemu.x86_64

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_qemu-x86_64"; then
+    echo "No kernel file workdir/build/wasm-hello_qemu-x86_64." 1>&2
+    echo "Did you run ./build.qemu.x86_64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+qemu-system-x86_64 \
+    -nographic \
+    -m 8 \
+    -cpu max \
+    -kernel workdir/build/wasm-hello_qemu-x86_64 \
+    -append "wasm-hello_qemu-x86_64 vfs.fstab=[ \"initrd0:/:extract::ramfs=1:\" ] -- /main.wasm" \
+    -initrd ./initrd.cpio

wasm-hello/run/xen.arm64

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_xen-arm64"; then
+    echo "No kernel file workdir/build/wasm-hello_xen-arm64." 1>&2
+    echo "Did you run ./build.xen.arm64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+sudo xl create -c xen.arm64.cfg

wasm-hello/run/xen.x86_64

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if test ! -f "workdir/build/wasm-hello_xen-x86_64"; then
+    echo "No kernel file workdir/build/wasm-hello_xen-x86_64." 1>&2
+    echo "Did you run ./build.xen.x86_64 ?" 1>&2
+    exit 1
+fi
+
+# Pack filesystem as an initial ramdisk CPIO file.
+rm -f initrd.cpio
+../repos/unikraft/support/scripts/mkcpio initrd.cpio ./rootfs/
+
+sudo xl create -c xen.x86_64.cfg