Changes since April

Clean up of build directories.
Simplifications to capability model.

conts/userlibs/libdev/SConstruct

@@ -0,0 +1,56 @@
+# -*- mode: python; coding: utf-8; -*-
+#
+#  Codezero -- a microkernel for embedded systems.
+#
+#  Copyright © 2009  B Labs Ltd
+#
+import os, sys
+
+PROJRELROOT = '../../..'
+sys.path.append(PROJRELROOT)
+
+from scripts.config.projpaths import *
+from scripts.config.configuration import *
+
+config = configuration_retrieve()
+gcc_arch_flag = config.gcc_arch_flag
+
+# We assume we are compiling for userspace.
+# variant can be specified from cmdline using
+# scons variant=xxx
+variant = ARGUMENTS.get('variant', 'userspace')
+print '\nCompiling for variant: ' + variant + '\n'
+
+builddir = join(join(BUILDDIR, LIBDEV_RELDIR), 'sys-' + variant)
+VariantDir(builddir, os.getcwd())
+
+env = Environment(CC = config.toolchain_userspace + 'gcc',
+		          CCFLAGS = ['-g', '-nostdlib', '-ffreestanding', '-std=gnu99',
+                             '-nostdinc', '-Wall', '-DVARIANT_' + variant.upper(),
+                             '-march=' + gcc_arch_flag, '-Werror'],
+		          LINKFLAGS = ['-nostdlib'],
+		          ASFLAGS = ['-D__ASSEMBLY__'],
+		          ENV = {'PATH' : os.environ['PATH']},
+		          CPPPATH = ['#include', LIBC_INCLUDE, LIBL4_INCLUDE, KERNEL_HEADERS])
+
+
+objects     = SConscript('uart/pl011/SConscript', duplicate=0,
+                         exports = { 'env' : env },
+                         variant_dir = join(builddir, 'uart/pl011'))
+objects     += SConscript('timer/sp804/SConscript', duplicate=0,
+                          exports = { 'env' : env },
+                          variant_dir = join(builddir, 'timer/sp804'))
+objects     += SConscript('kmi/pl050/SConscript', duplicate=0,
+                          exports = { 'env' : env },
+                          variant_dir = join(builddir, 'kmi/pl050'))
+objects     += SConscript('clcd/pl110/SConscript', duplicate=0,
+                          exports = { 'env' : env },
+                          variant_dir = join(builddir, 'clcd/pl110'))
+objects     += SConscript('uart/omap/SConscript', duplicate=0,
+                          exports = { 'env' : env },
+                          variant_dir = join(builddir, 'uart/omap'))
+objects     += SConscript('timer/omap/SConscript', duplicate=0,
+                          exports = { 'env' : env },
+                          variant_dir = join(builddir, 'timer/omap'))
+
+library = env.StaticLibrary(join(builddir, 'libdev-' + variant), objects)