linaro-image-minimal-rootfs: add custom init script

Signed-off-by: Fathi Boudra <fathi.boudra@linaro.org>

3 files changed, 57 insertions, 0 deletions

diff --git a/meta-linaro/recipes-core/initrdscripts/files/init-boot-linaro.sh b/meta-linaro/recipes-core/initrdscripts/files/init-boot-linaro.sh
new file mode 100755
index 00000000..c3f24d84
--- /dev/null
+++ b/meta-linaro/recipes-core/initrdscripts/files/init-boot-linaro.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+
+HOME=/root
+PATH=/sbin:/bin:/usr/sbin:/usr/bin
+PS1="linaro-test [rc=$(echo \$?)]# "
+export HOME PS1 PATH
+
+early_setup() {
+    mkdir /proc /sys /tmp /run
+    mount -t proc proc /proc
+    mount -t sysfs sysfs /sys
+
+    ln -s /run /var/run
+
+    mknod /dev/ttyO0 c 253 0
+    mknod /dev/ttyO2 c 253 2
+    mknod /dev/ttyAMA0 c 204 64
+    mknod /dev/ttyAMA2 c 204 66
+    mknod /dev/ttySAC2 c 204 66
+}
+
+read_args() {
+    [ -z "$CMDLINE" ] && CMDLINE=`cat /proc/cmdline`
+    for arg in $CMDLINE; do
+        optarg=`expr "x$arg" : 'x[^=]*=\(.*\)'`
+        case $arg in
+            console=*)
+                tty=${arg#console=}
+                tty=${tty#/dev/}
+
+                case $tty in
+                    tty[a-zA-Z]* )
+                        port=${tty%%,*}
+                esac ;;
+            debug) set -x ;;
+        esac
+    done
+}
+
+early_setup
+read_args
+
+exec setsid sh -l </dev/${port} >/dev/${port} 2>&1
diff --git a/meta-linaro/recipes-core/initrdscripts/initramfs-boot-linaro_1.0.bb b/meta-linaro/recipes-core/initrdscripts/initramfs-boot-linaro_1.0.bb
new file mode 100644
index 00000000..4e5ca09a
--- /dev/null
+++ b/meta-linaro/recipes-core/initrdscripts/initramfs-boot-linaro_1.0.bb
@@ -0,0 +1,13 @@
+DESCRIPTION = "Simple init script"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
+
+SRC_URI = "file://init-boot-linaro.sh"
+
+do_install() {
+        install -m 0755 ${WORKDIR}/init-boot-linaro.sh ${D}/init
+}
+
+inherit allarch
+
+FILES_${PN} += " /init "
diff --git a/meta-linaro/recipes-linaro/images/linaro-image-minimal-initramfs.bb b/meta-linaro/recipes-linaro/images/linaro-image-minimal-initramfs.bb
index 1d984e12..ff754177 100644
--- a/meta-linaro/recipes-linaro/images/linaro-image-minimal-initramfs.bb
+++ b/meta-linaro/recipes-linaro/images/linaro-image-minimal-initramfs.bb
@@ -23,6 +23,7 @@ IMAGE_INSTALL = "\
   e2fsprogs \
   e2fsprogs-mke2fs \
   gzip \
+  initramfs-boot-linaro \
   net-tools \
   parted \
   tar \