Add a kernel ELF module and load it in a new process.

Don't yet jump to userspace.

sys/CMakeLists.txt

@@ -0,0 +1,17 @@
+
+set(_COMPILE_FLAGS "-ffreestanding -mgeneral-regs-only")
+set(_LINK_FLAGS "-nostdlib")
+set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
+
+add_executable(test
+  test.cpp
+  )
+
+target_link_libraries(test
+  zion_lib)
+
+set_target_properties(test
+  PROPERTIES
+  COMPILE_FLAGS "${CMAKE_CXX_FLAGS} ${_COMPILE_FLAGS}"
+  LINK_FLAGS "${CMAKE_EXE_LINK_FLAGS} ${_LINK_FLAGS}"
+  )

sys/test.cpp

@@ -0,0 +1,7 @@
+
+#include "zcall.h"
+
+int main() {
+  ZDebug("Testing");
+  return 0;
+}