linuxptp: new package

Add the Linux PTP Project package.
http://linuxptp.sourceforge.net/

The SysV and systemd init scripts start the daemon in slave-only mode on eth0
and synchronize the system clock to PTP.

Signed-off-by: Petr Kulhavy <brain@jikos.cz>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/DEVELOPERS b/DEVELOPERS
index 583624d4d8dfa2fe20a8d7713c36b4f22c2fc7c3..23946ac538865bb9ddb5877d84ee4e6bb8fdcd06 100644 (file)
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1292,6 +1292,9 @@ F:        package/sdl2_gfx/
 F:     package/sdl2_image/
 F:     package/sdl2_ttf/
 
+N:     Petr Kulhavy <brain@jikos.cz>
+F:     package/linuxptp/
+
 N:     Petr Vorel <petr.vorel@gmail.com>
 F:     package/linux-backports/
 F:     package/ltp-testsuite/

diff --git a/package/Config.in b/package/Config.in
index e8665627611a20880679564214cb50575a88d452..10e51c10e89f4ef9adecdf410047b52ef441b0c2 100644 (file)
--- a/package/Config.in
+++ b/package/Config.in
@@ -1609,6 +1609,7 @@ menu "Networking applications"
        source "package/links/Config.in"
        source "package/linphone/Config.in"
        source "package/linux-zigbee/Config.in"
+       source "package/linuxptp/Config.in"
        source "package/lldpd/Config.in"
        source "package/lrzsz/Config.in"
        source "package/macchanger/Config.in"

diff --git a/package/linuxptp/Config.in b/package/linuxptp/Config.in
new file mode 100644 (file)
index 0000000..3e18a0c
--- /dev/null
+++ b/package/linuxptp/Config.in
@@ -0,0 +1,13 @@
+config BR2_PACKAGE_LINUXPTP
+       bool "linuxptp"
+       help
+         The Linux PTP Project is the Precision Time Protocol
+         implementation according to IEEE standard 1588 for Linux.
+
+         The dual design goals are to provide a robust implementation
+         of the standard and to use the most relevant and modern
+         Application Programming Interfaces (API) offered by the
+         Linux kernel. Supporting legacy APIs and other platforms is
+         not a goal.
+
+         http://linuxptp.sourceforge.net/

diff --git a/package/linuxptp/S65linuxptp b/package/linuxptp/S65linuxptp
new file mode 100755 (executable)
index 0000000..46b8921
--- /dev/null
+++ b/package/linuxptp/S65linuxptp
@@ -0,0 +1,46 @@
+#!/bin/sh
+#
+# Start linuxptp
+#
+
+start() {
+       printf "Starting linuxptp daemon: "
+       start-stop-daemon -S -b -q -p /var/run/linuxptp-ptp4l.pid \
+               -x /usr/sbin/ptp4l -- -f /etc/linuxptp.cfg
+       [ $? = 0 ] && echo "OK" || echo "FAIL"
+
+       printf "Starting linuxptp system clock synchronization: "
+       start-stop-daemon -S -b -q -p /var/run/linuxptp-phc2sys.pid \
+               -x /usr/sbin/phc2sys -- -s eth0 -c CLOCK_REALTIME -w -S 1.0
+       [ $? = 0 ] && echo "OK" || echo "FAIL"
+}
+
+stop() {
+       printf "Stopping linuxptp system clock synchronization: "
+       start-stop-daemon -K -q -p /var/run/linuxptp-phc2sys.pid \
+               -x /usr/sbin/phc2sys
+       echo "OK"
+
+       printf "Stopping linuxptp daemon: "
+       start-stop-daemon -K -q -p /var/run/linuxptp-ptp4l.pid \
+               -x /usr/sbin/ptp4l
+       echo "OK"
+}
+
+case "$1" in
+  start)
+       start
+       ;;
+  stop)
+       stop
+       ;;
+  restart|reload)
+       stop
+       start
+       ;;
+  *)
+       echo "Usage: $0 {start|stop|restart}"
+       exit 1
+esac
+
+exit $?

diff --git a/package/linuxptp/linuxptp-system-clock.service b/package/linuxptp/linuxptp-system-clock.service
new file mode 100644 (file)
index 0000000..7327254
--- /dev/null
+++ b/package/linuxptp/linuxptp-system-clock.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Precision Time Protocol system clock synchronization
+After=syslog.target network.target
+
+[Service]
+ExecStart=/usr/sbin/phc2sys -s /dev/ptp0 -c CLOCK_REALTIME -w -S 1.0
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
+WantedBy=linuxptp.service

diff --git a/package/linuxptp/linuxptp.cfg b/package/linuxptp/linuxptp.cfg
new file mode 100644 (file)
index 0000000..f9d02e8
--- /dev/null
+++ b/package/linuxptp/linuxptp.cfg
@@ -0,0 +1,19 @@
+# LinuxPTP configuration file for synchronizing the system clock to
+# a remote PTP master in slave-only mode.
+#
+# By default synchronize time in slave-only mode using UDP and hardware time
+# stamps on eth0. If the difference to master is >1.0 second correct by
+# stepping the clock instead of adjusting the frequency.
+#
+# If you change the configuration don't forget to update the phc2sys
+# parameters accordingly in linuxptp-system-clock.service (systemd)
+# or the linuxptp SysV init script.
+
+[global]
+slaveOnly              1
+delay_mechanism                Auto
+network_transport      UDPv4
+time_stamping          hardware
+step_threshold         1.0
+
+[eth0]

diff --git a/package/linuxptp/linuxptp.hash b/package/linuxptp/linuxptp.hash
new file mode 100644 (file)
index 0000000..ccda2d6
--- /dev/null
+++ b/package/linuxptp/linuxptp.hash
@@ -0,0 +1,2 @@
+# Locally computed:
+sha256 b8190ab71a99f1dc32847f33cb301d2464d3f9e5f4c51300d55589aff42e8b3f  linuxptp-97c351cafd7327fd28047580c9e2528a6f7e742b.tar.gz

diff --git a/package/linuxptp/linuxptp.mk b/package/linuxptp/linuxptp.mk
new file mode 100644 (file)
index 0000000..5c2257c
--- /dev/null
+++ b/package/linuxptp/linuxptp.mk
@@ -0,0 +1,43 @@
+################################################################################
+#
+# linuxptp
+#
+################################################################################
+
+LINUXPTP_VERSION = 97c351cafd7327fd28047580c9e2528a6f7e742b
+LINUXPTP_SITE_METHOD = git
+LINUXPTP_SITE = git://git.code.sf.net/p/linuxptp/code
+LINUXPTP_LICENSE = GPL-2.0+
+LINUXPTP_LICENSE_FILES = COPYING
+
+define LINUXPTP_BUILD_CMDS
+       $(TARGET_MAKE_ENV) $(MAKE) KBUILD_OUTPUT=$(TARGET_DIR) \
+               EXTRA_CFLAGS="$(TARGET_CFLAGS)" EXTRA_LDFLAGS="$(TARGET_LDFLAGS)" \
+               CC="$(TARGET_CC)" \
+               -C $(@D) all
+endef
+
+define LINUXPTP_INSTALL_TARGET_CMDS
+       $(TARGET_MAKE_ENV) $(MAKE) prefix=/usr DESTDIR=$(TARGET_DIR) \
+               $(TARGET_CONFIGURE_OPTS) -C $(@D) install
+
+       $(INSTALL) -D -m 644 $(LINUXPTP_PKGDIR)/linuxptp.cfg \
+               $(TARGET_DIR)/etc/linuxptp.cfg
+endef
+
+define LINUXPTP_INSTALL_INIT_SYSV
+       $(INSTALL) -m 755 -D $(LINUXPTP_PKGDIR)/S65linuxptp \
+               $(TARGET_DIR)/etc/init.d/S65linuxptp
+endef
+
+define LINUXPTP_INSTALL_INIT_SYSTEMD
+       $(INSTALL) -D -m 644 $(LINUXPTP_PKGDIR)/linuxptp.service \
+               $(TARGET_DIR)/usr/lib/systemd/system/linuxptp.service
+       $(INSTALL) -D -m 644 $(LINUXPTP_PKGDIR)/linuxptp-system-clock.service \
+               $(TARGET_DIR)/usr/lib/systemd/system/linuxptp-system-clock.service
+       mkdir -p $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants
+       ln -sf ../../../../usr/lib/systemd/system/linuxptp.service \
+               $(TARGET_DIR)/etc/systemd/system/multi-user.target.wants/linuxptp.service
+endef
+
+$(eval $(generic-package))

diff --git a/package/linuxptp/linuxptp.service b/package/linuxptp/linuxptp.service
new file mode 100644 (file)
index 0000000..f690430
--- /dev/null
+++ b/package/linuxptp/linuxptp.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=Precision Time Protocol daemon
+After=syslog.target network.target
+Wants=linuxptp-system-clock.service
+
+[Service]
+ExecStart=/usr/sbin/ptp4l -f /etc/linuxptp.cfg
+Restart=always
+
+[Install]
+WantedBy=multi-user.target