New scripts:

- to build EEM module - to install only EEM feature on RPI Zero or ZeroW RPI usb0 interface config relies now on dhcpcd service (allows avahi to work)
Mwyann · Feb 6, 2019 · 9effc92 · 9effc92
1 parent 87894b9
commit 9effc92
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Showing 6 changed files with 69 additions and 15 deletions.
diff --git a/build_eem.sh b/build_eem.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# check rpi-source
+if [ -z "$(which rpi-source)" ]; then
+	sudo apt install bc
+	wget https://raw.githubusercontent.com/notro/rpi-source/master/rpi-source -O /usr/bin/rpi-source && sudo chmod +x /usr/bin/rpi-source && /usr/bin/rpi-source -q --tag-update
+fi
+
+# around 150 Mo
+rpi-source --nomake
+cd /lib/modules/$(uname -r)/source
+
+# enabling USB EEM module in config
+sed -i "s/# CONFIG_USB_ETH_EEM is not set/CONFIG_USB_ETH_EEM=y/" .config
+
+# building module
+make  drivers/usb/gadget/function/usb_f_eem.ko
+# installing module
+sudo mv drivers/usb/gadget/function/usb_f_eem.ko /lib/modules/$(uname -r)/kernel/drivers/usb/gadget/function/
+sudo depmod
+cd -
+
diff --git a/install_psakey.sh b/install_psakey.sh
@@ -55,14 +55,15 @@ systemctl restart apache2
 
 echo "Installing USB gadget script..."
 # Installing as a system service to enable it on boot
-cp resources/myusbgadget /usr/bin/myusbgadget
-chmod +x /usr/bin/myusbgadget
+cp resources/myusbgadget /usr/local/bin/myusbgadget
+chmod +x /usr/local/bin/myusbgadget
 cp resources/myusbgadget.service /usr/lib/systemd/system/
 systemctl enable myusbgadget
 
 echo "Installing network related files..."
 # USB gadget configuration file
-cp resources/usb0 /etc/network/interfaces.d/
+cat resources/dhcpcd.conf >> /etc/dhcpcd.conf
+#cp resources/usb0 /etc/network/interfaces.d/
 
 echo "Setting up the read-only filesystem..."
 # We need to setup filesystems as readonly because the RPi will be shut down without notice

diff --git a/install_usbgadget.sh b/install_usbgadget.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+if [ "`whoami`" != "root" ];
+then
+echo "This script needs to be run as root. Please use sudo."
+exit 1
+fi
+
+if [ "`grep ^dtoverlay=dwc2 /boot/config.txt`" = "" ]; then
+echo dtoverlay=dwc2 >> /boot/config.txt
+fi
+
+echo "Installing USB gadget script..."
+# Installing as a system service to enable it on boot
+mkdir /usr/lib/systemd/system
+cp resources/myusbgadget /usr/local/bin/myusbgadget
+chmod +x /usr/local/bin/myusbgadget
+cp resources/myusbgadget.service /usr/lib/systemd/system/
+systemctl enable myusbgadget
+
+echo "Installing network related files..."
+# USB gadget configuration file
+cat resources/dhcpcd.conf >> /etc/dhcpcd.conf
+#cp resources/usb0 /etc/network/interfaces.d/
+
+echo "Setting up the read-only filesystem..."
+# We need to setup filesystems as readonly because the RPi will be shut down without notice
+cp /etc/fstab /etc/fstab.bak
+sed 's/^\(PARTUUID.*defaults\)/\1,ro/' < /etc/fstab.bak > /etc/fstab
+# Add some folders as tmpfs (logs, tmp...)
+cat resources/fstab.tmp >> /etc/fstab
+# this remount script can be called to mount root filesystem as read-write again
+cp resources/remount /usr/sbin/remount
+chmod +x /usr/sbin/remount
+mv /etc/resolv.conf /tmp/resolv.conf
+ln -s /tmp/resolv.conf /etc/resolv.conf
+
+echo "Installation is done! You can reboot to apply the configuration,"
+echo "then plug the key into your car's USB port and navigate to the Internet application."
diff --git a/resources/dhcpcd.conf b/resources/dhcpcd.conf
@@ -0,0 +1,3 @@
+
+interface usb0
+static ip_address=192.168.0.2/24
diff --git a/resources/myusbgadget.service b/resources/myusbgadget.service
@@ -6,7 +6,7 @@ Before=networking.service
 [Service]
 Type=oneshot
 RemainAfterExit=yes
-ExecStart=/usr/bin/myusbgadget
+ExecStart=/usr/local/bin/myusbgadget
 
 [Install]
 WantedBy=sysinit.target
diff --git a/resources/usb0 b/resources/usb0