Switch to using a different strategy for building the kernel.

src/SConscript

@@ -0,0 +1,44 @@
+# -*- mode: python; coding: utf-8; -*-
+
+#  Codezero -- a microkernel for embedded systems.
+#
+#  Copyright © 2009  B Labs Ltd
+#
+#  This program is free software: you can redistribute it and/or modify it under the terms of the GNU
+#  General Public License as published by the Free Software Foundation, either version 3 of the License, or
+#  (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
+#  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
+#  License for more details.
+#
+#  You should have received a copy of the GNU General Public License along with this program.  If not, see
+#  <http://www.gnu.org/licenses/>.
+#
+#  Author: Russel Winder
+
+Import('environment')
+
+#  The fixed sources and easily selected ones.
+
+sources = \
+        Glob('api/*.[cS]') + \
+        Glob('generic/*.[cS]') + \
+        Glob('lib/*.[cS]') + \
+        Glob('arch/' + environment['ARCH'] + '/*.[cS]') + \
+        Glob('arch/' + environment['ARCH'] + '/' + environment['SUBARCH'] +'/*.[cS]') + \
+        Glob('glue/' + environment['ARCH'] + '/*.[cS]') + \
+        Glob('platform/' + environment['PLATFORM'] + '/*.[cS]')
+
+#  The not so easily selected sources.
+
+for item in environment['driverList'] :
+    sources += Glob('drivers/' + item + '/*.[cS]')
+
+objects = environment.Object(sources)
+Depends(objects, environment['configFiles'])
+
+startAxf = environment.Program('start.axf', objects)
+Depends(startAxf, environment['configFiles'])
+
+Return('startAxf')