add Synology DSM pxe boot package

package/lean/dsmboot/Makefile

@@ -0,0 +1,42 @@
+#
+# Copyright (C) 2015-2016 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v3.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=dsmboot
+PKG_VERSION:=5.2
+PKG_RELEASE:=5967.1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/$(PKG_NAME)
+	SECTION:=net
+	CATEGORY:=Network
+	TITLE:=Synology DSM pxeboot from TFTP
+	DEPENDS:=
+endef
+
+define Package/$(PKG_NAME)/description
+DSM 5.2 boot from TFTP
+endef
+
+define Build/Prepare
+endef
+
+define Build/Configure
+endef
+
+define Build/Compile
+endef
+
+define Package/$(PKG_NAME)/install
+	$(INSTALL_DIR) $(1)/root
+	$(INSTALL_DATA) ./files/* $(1)/root/
+	$(INSTALL_DIR) $(1)/etc/uci-defaults
+	$(INSTALL_BIN) ./files/dsmboot $(1)/etc/uci-defaults/yyy-dsmboot
+endef
+
+$(eval $(call BuildPackage,$(PKG_NAME)))

package/lean/dsmboot/files/dsmboot

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+uci -q batch <<-EOF >/dev/null
+	set dhcp.@dnsmasq[0].enable_tftp='1'
+	set dhcp.@dnsmasq[0].dhcp_boot='pxelinux.0'
+	set dhcp.@dnsmasq[0].tftp_root='/root'
+	commit dhcp
+EOF
+
+exit 0

package/lean/dsmboot/files/menu.lst

@@ -0,0 +1,9 @@
+default 0
+timeout 0
+fallback 0
+
+title Synology DSM
+map --mem (pd)/dsm.iso (hd32)
+map --hook
+chainloader (hd32)
+