nbhw16: add some improvements for nbhw16

Add a minimal image, nbhw16 config, beaglebone config, a ctrl script for
nbhw16 and nodejs

conf/machine/am335x-nbhw16.conf

@@ -0,0 +1,23 @@
+#@TYPE: Machine
+#@NAME: BeagleBone machine
+#@DESCRIPTION: Machine configuration for the http://beagleboard.org/bone board 
+
+require conf/machine/include/ti33x.inc
+
+IMAGE_FSTYPES += "tar.gz cpio cpio.gz.u-boot"
+IMAGE_CLASSES += "image_types_uboot"
+
+MACHINE_EXTRA_RRECOMMENDS = " kernel-modules kernel-devicetree"
+
+KERNEL_DEFCONFIG = "nbhw16_defconfig"
+KERNEL_DEVICETREE = "am335x-nbhw16.dtb"
+KERNEL_IMAGETYPE = "zImage"
+
+UBOOT_MACHINE = "am335x_nbhw16_config"
+
+PREFERRED_PROVIDER_virtual/kernel = "linux-netmodule"
+SRCREV_pn-linux-netmodule = "nbhw16-4.4"
+PREFERRED_VERSION_linux = "4.4%"
+
+SERIAL_CONSOLE = "115200 ttyO0"
+

conf/machine/beaglebone.conf

@@ -0,0 +1,22 @@
+#@TYPE: Machine
+#@NAME: BeagleBone machine
+#@DESCRIPTION: Machine configuration for the http://beagleboard.org/bone board 
+
+require conf/machine/include/ti33x.inc
+
+IMAGE_FSTYPES += "tar.gz cpio cpio.gz.u-boot"
+IMAGE_CLASSES += "image_types_uboot"
+
+MACHINE_EXTRA_RRECOMMENDS = " kernel-modules kernel-devicetree"
+
+KERNEL_DEFCONFIG = "nbhw16_defconfig"
+KERNEL_DEVICETREE = "am335x-boneblack.dtb"
+KERNEL_IMAGETYPE = "zImage"
+
+UBOOT_MACHINE = "am335x_boneblack_config"
+
+PREFERRED_PROVIDER_virtual/kernel = "linux-netmodule"
+SRCREV_pn-linux-netmodule = "nbhw16-4.4"
+PREFERRED_VERSION_linux = "4.4%"
+
+SERIAL_CONSOLE = "115200 ttyO0"

conf/machine/include/ti33x.inc

@@ -0,0 +1,40 @@
+SOC_FAMILY = "ti33x"
+require conf/machine/include/soc-family.inc
+
+DEFAULTTUNE ?= "cortexa8thf-neon"
+require conf/machine/include/tune-cortexa8.inc
+
+PREFERRED_PROVIDER_virtual/xserver = "xserver-xorg"
+
+# For built-in LCD, add xf86-input-tslib
+XSERVER = "xserver-xorg \
+           xf86-input-evdev \
+           xf86-input-mouse \
+           xf86-video-fbdev \
+           xf86-input-keyboard"
+
+# Default to external video, change to smallscreen for built-in LCD
+GUI_MACHINE_CLASS = "bigscreen"
+
+# Increase this everytime you change something in the kernel
+MACHINE_KERNEL_PR = "r22"
+
+# Default providers, may need to override for specific machines
+PREFERRED_PROVIDER_virtual/kernel = "linux-mainline"
+PREFERRED_PROVIDER_virtual/bootloader = "u-boot-ti-staging"
+PREFERRED_PROVIDER_u-boot = "u-boot-ti-staging"
+
+KERNEL_IMAGETYPE = "uImage"
+
+UBOOT_ARCH = "arm"
+UBOOT_MACHINE = "am335x_evm_config"
+
+UBOOT_ENTRYPOINT = "0x80008000"
+UBOOT_LOADADDRESS = "0x80008000"
+
+# Use the expected value of the ubifs filesystem's volume name in the kernel
+# and u-boot.
+UBI_VOLNAME = "rootfs"
+
+# List common SoC features, may need to add touchscreen for specific machines
+MACHINE_FEATURES = "kernel26 apm usbgadget usbhost vfat ext2 screen alsa ethernet sgx"

recipes-demo/nbhw16-ctrl/nbhw16-ctrl.bb

@@ -0,0 +1,15 @@
+DESCRIPTION = "NBHW16 python script to control the HW"
+HOMEPAGE = "http://www.netmodule.com/"
+LICENSE = "Proprietary"
+LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/Proprietary;md5=0557f9d92cf58f2ccdd50f62f8ac0b28"
+RDEPENDS_${PN} = "python-subprocess"
+
+PV = "1.0.0"
+
+SRC_URI = " \
+  file://nbhw16-ctrl.py \
+  "
+
+do_install () {
+    install -D -m 0755 ${WORKDIR}/nbhw16-ctrl.py ${D}/${bindir}/nbhw16-ctrl
+}

recipes-demo/nbhw16-ctrl/nbhw16-ctrl/nbhw16-ctrl.py

@@ -0,0 +1,95 @@
+#!/usr/bin/python
+
+import subprocess
+import time
+from optparse import OptionParser
+
+
+WLAN_INTERFACE = "wlan0"
+init = None
+
+
+def call_and_throw(cmd):
+    if subprocess.call(cmd, shell=True):
+        raise RuntimeError("Command {0} failed".format(cmd))
+
+
+def write_to_modem(data, read=False):
+    global init
+    if init is None:
+        init = True
+        call_and_throw("stty -F /dev/ttyUSB0 -echo -echok -echoe")
+
+    f = open("/dev/ttyUSB0", "r+")
+    f.write(data)
+    if read:
+        time.sleep(0.5)
+        while f.readable() and read:
+            data += f.readline()
+    f.close()
+    return data
+
+
+def get_modem():
+    interface = "eth2"
+    try:
+        call_and_throw("ifconfig {0} &> /dev/null".format(interface))
+    except:
+        interface = "usb0"
+        # Make sure that we now have a valid modem
+        call_and_throw("ifconfig {0} &> /dev/null".format(interface))
+    return interface
+
+
+def setup_modem(provider):
+    if provider == "swisscom":
+        write_to_modem("AT^NDISDUP=1,1,\"gprs.swisscom.ch\"\r\n")
+
+    if provider == "salt":
+        write_to_modem("AT^NDISDUP=1,1,\"click\"\r\n")
+
+    call_and_throw("udhcpc -i {0}".format(get_modem()))
+
+
+def setup_ap():
+    call_and_throw("ifconfig {0} 192.168.0.1".format(WLAN_INTERFACE))
+    # Start udhcpd with config from /etc/udhcpd.conf
+    call_and_throw("udhcpd")
+
+
+def setup_routing():
+    f = open("/proc/sys/net/ipv4/ip_forward", "w")
+    f.write("1\n")
+    f.close()
+    call_and_throw("iptables -t nat -A POSTROUTING -o {0} -j MASQUERADE".
+                   format(get_modem()))
+
+
+def main():
+    usage = "usage: %prog [options] arg"
+    parser = OptionParser(usage)
+    parser.add_option("-m", "--modem", action="store_true", dest="modem",
+                      help="Create connection over GSM/UMTS/LTE Modem",
+                      default=False)
+    parser.add_option("-c", "--connection",
+                      action="store_const", dest="connection",
+                      help="Provider of the modem connection (swisscom/salt)",
+                      default="swisscom")
+    parser.add_option("-a", "--ap", action="store_true", dest="ap",
+                      help="Create an access point", default=False)
+    parser.add_option("-r", "--routing", action="store_true", dest="routing",
+                      help="Enable routing trough modem", default=False)
+
+    (options, args) = parser.parse_args()
+
+    if options.modem:
+        setup_modem(options.connection)
+
+    if options.ap:
+        setup_ap()
+
+    if options.routing:
+        setup_routing()
+
+if __name__ == "__main__":
+    main()

recipes-kernel/linux/linux-netmodule_git.bb

@@ -8,10 +8,14 @@ DESCRIPTION = "Linux kernel for various NetModule hardware"
 LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
 
-SRC_URI = "git://git@gitlab.com/eichest/linux.git;protocol=ssh;nobranch=1"
+#SRC_URI = "git://git@gitlab.com/eichest/linux.git;protocol=ssh;nobranch=1"
+SRC_URI = "git://gitolite@git/usr/se/linux;protocol=ssh;nobranch=1"
 
 SRCREV ??= "master"
-PV = "4.5-${SRCPV}"
+PV ?= "4.5-${SRCPV}"
+PV_beaglebone = "4.4-${SRCPV}"
+PV_am335x-nbhw16 = "4.4-${SRCPV}"
+
 PR = "r0"
 
 S = "${WORKDIR}/git"