kgdb is perfect

baremetal works on docker. Missing deps + virtfs now skips missing dirs.

download-dependencies

@@ -117,10 +117,19 @@ scons \
 "
   fi
   if "$baremetal"; then
+    # http://crosstool-ng.github.io/docs/os-setup/
     pkgs="${pkgs} \
+bison \
 docbook2x \
+flex \
+gcc \
+gperf \
 help2man \
+libncurses5-dev \
 libtool-bin \
+make \
+python-dev \
+texinfo \
 "
   fi
   command -v apt-get >/dev/null 2>&1 || {