diff --git a/pxtcompiler/emitter/hexfile.ts b/pxtcompiler/emitter/hexfile.ts
index 3d9c7fde8627..7e55d32dd7e0 100644
--- a/pxtcompiler/emitter/hexfile.ts
+++ b/pxtcompiler/emitter/hexfile.ts
@@ -370,7 +370,7 @@ namespace ts.pxtc {
             checkFuns();
             return
 
-
+            // TODO: read in the top of flash
             function readPointers(s: string) {
                 let step = opts.shortPointers ? 4 : 8
                 while (s.length >= step) {
diff --git a/pxtlib/cpp.ts b/pxtlib/cpp.ts
index c01c39ee6bbb..92a2ad97e513 100644
--- a/pxtlib/cpp.ts
+++ b/pxtlib/cpp.ts
@@ -1090,6 +1090,8 @@ namespace pxt.cpp {
         if (compile.uf2Family)
             pxtConfig += `#define PXT_UF2_FAMILY ${compile.uf2Family}\n`
 
+        // TODO: C++ generation for adding in top of flash from CODAL
+        // TODO: do we need a special include to get the TOP_OF_FLASH from codal?
         res.generatedFiles[sourcePath + "pointers.cpp"] = includesInc + protos.finish() + abiInc +
             pointerIncPre + pointersInc + "\nPXT_SHIMS_END\n"
         res.generatedFiles[sourcePath + "pxtconfig.h"] = pxtConfig