CHROMEOS: add chrome kernel infrastructure

The ChromeOS build environment expects to build the kernel using a splitconfig.
This change adds the scripts and configs required to satisfy this requirement.
Right now the chromeos-tegra3 config is the only supported configuration using
the splitconfigs.

Signed-off-by: Rhyland Klein <rklein@nvidia.com>
Change-Id: I21ac515261a03bdbe1c79bbd6cd02a6e34c82ef9
Reviewed-on: http://git-master/r/103683
Reviewed-by: Yu-Huan Hsu <yhsu@nvidia.com>
Reviewed-by: Dan Willemsen <dwillemsen@nvidia.com>
Reviewed-by: Allen Martin <amartin@nvidia.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/chromeos/scripts/allconfigs b/chromeos/scripts/allconfigs
new file mode 100755
index 000000000000..16431991d4da
--- /dev/null
+++ b/chromeos/scripts/allconfigs
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+bindir="`pwd`/chromeos/scripts"
+confdir="`pwd`/chromeos/config"
+
+get_flavourconfigs() {
+    for file in `find $confdir`; do
+	if echo $file | egrep -q "config\.flavour\..*[^~]$"; then
+            basename $file | awk -F . '{ print $3 }'
+        fi
+    done
+}
+
+get_arch() {
+    if find . -name config.flavour.$1 | grep -q i386; then
+        echo i386
+    else
+        echo arm
+    fi
+}
+
+for flavour in $(get_flavourconfigs); do
+    echo $flavour $(get_arch $flavour)
+    $bindir/prepareconfig $flavour
+    yes "" | make ARCH=$(get_arch $flavour) oldconfig
+    cp .config .config-$flavour
+done
+