diff --git a/cmake/toolchain.cmake b/cmake/toolchain.cmake
new file mode 100644
index 0000000..0ae732a
--- /dev/null
+++ b/cmake/toolchain.cmake
@@ -0,0 +1,19 @@
+# Vhex toolchain file for chadCasio graphing calculators
+
+set(CMAKE_SYSTEM_NAME Generic)
+set(CMAKE_SYSTEM_VERSION 1)
+set(CMAKE_SYSTEM_PROCESSOR sh)
+
+set(CMAKE_C_COMPILER sh-elf-vhex-gcc)
+set(CMAKE_CXX_COMPILER sh-elf-vhex-g++)
+
+set(CMAKE_C_FLAGS_INIT "")
+set(CMAKE_CXX_FLAGS_INIT "")
+
+add_compile_options(-nostdlib)
+add_link_options(-nostdlib)
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
diff --git a/vxsdk.toml b/vxsdk.toml
index faa08e5..1f02ed5 100644
--- a/vxsdk.toml
+++ b/vxsdk.toml
@@ -9,3 +9,8 @@ target    = [
 build     = 'make build'
 install   = 'make install'
 uninstall = 'make uninstall'
+
+[superh.env]
+VXSDK_PUBLIC_HOOK_CMAKE_TOOLCHAIN = [
+    '{VXSDK_CURRENT_SOURCE_DIR}/cmake/toolchain.cmake'
+]