Separate the architecture config file and function script.

/trunk/kconfig/kconfig.mk | 46 23 23 0 +++++++++++++++++++++++-----------------------
/trunk/scripts/crosstool.sh | 2 1 1 0 +-
/trunk/docs/overview.txt | 28 11 17 0 +++++++++++-----------------
3 files changed, 35 insertions(+), 41 deletions(-)

# x86 specific options

config ARCH_x86

    select ARCH_SUPPORT_ARCH

    select ARCH_SUPPORT_CPU

    select ARCH_SUPPORT_TUNE

    help

      The x86 architecture, as defined by:

        http://www.intel.com/