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(-)

1 files changed, 22 insertions, 0 deletions

diff --git a/scripts/build/arch/x86.sh b/scripts/build/arch/x86.sh
new file mode 100644
index 0000000..ae67692
--- /dev/null
+++ b/scripts/build/arch/x86.sh
@@ -0,0 +1,22 @@
+# Compute x86-specific values
+
+# This one really need a little love! :-(
+
+CT_DoArchValues() {
+    # The architecture part of the tuple:
+    arch="${CT_ARCH_ARCH}"
+    [ -z "${arch}" ] && arch="${CT_ARCH_TUNE}"
+    case "${arch}" in
+        nocona|athlon*64|k8|athlon-fx|opteron)
+            CT_DoError "Architecture is x86 (32-bit) but selected processor is \"${arch}\" (64-bit)";;
+        "")                           CT_TARGET_ARCH=i386;;
+        i386|i486|i586|i686)          CT_TARGET_ARCH="${arch}";;
+        winchip*)                     CT_TARGET_ARCH=i486;;
+        pentium|pentium-mmx|c3*)      CT_TARGET_ARCH=i586;;
+        pentiumpro|pentium*|athlon*)  CT_TARGET_ARCH=i686;;
+        *)                            CT_TARGET_ARCH=i586;;
+    esac
+
+    # The kernel ARCH:
+    CT_KERNEL_ARCH=i386
+}