diff --git a/samples/riscv64-unknown-elf/crosstool.config b/samples/riscv64-unknown-elf/crosstool.config
new file mode 100644
index 00000000..221ef207
--- /dev/null
+++ b/samples/riscv64-unknown-elf/crosstool.config
@@ -0,0 +1,7 @@
+CT_EXPERIMENTAL=y
+CT_ARCH_RISCV=y
+# CT_DEMULTILIB is not set
+CT_ARCH_USE_MMU=y
+CT_ARCH_64=y
+CT_DEBUG_GDB=y
+# CT_GDB_CROSS_PYTHON is not set
diff --git a/samples/riscv64-unknown-elf/reported.by b/samples/riscv64-unknown-elf/reported.by
new file mode 100644
index 00000000..9456e59b
--- /dev/null
+++ b/samples/riscv64-unknown-elf/reported.by
@@ -0,0 +1,3 @@
+reporter_name="Paul Walmsley <paul.walmsley@sifive.com>"
+reporter_url="https://www.sifive.com/"
+reporter_comment=""