#!/usr/bin/env python # TODO: openbmc/openbmc#2994 remove python 2 support try: # python 2 import gobject except ImportError: # python 3 from gi.repository import GObject as gobject import dbus import dbus.service import dbus.mainloop.glib import os from obmc.dbuslib.bindings import DbusProperties, DbusObjectManager, get_dbus import obmc.enums import obmc_system_config as System import obmc.inventory import obmc.system DBUS_NAME = "org.openbmc.managers.System" OBJ_NAME = "/org/openbmc/managers/System" INTF_SENSOR = "org.openbmc.SensorValue" class SystemManager(DbusProperties, DbusObjectManager): def __init__(self, bus, obj_name): super(SystemManager, self).__init__(conn=bus, object_path=obj_name) self.bus = bus # replace symbolic path in ID_LOOKUP for category in System.ID_LOOKUP: for key in System.ID_LOOKUP[category]: val = System.ID_LOOKUP[category][key] new_val = val.replace( "<inventory_root>", obmc.inventory.INVENTORY_ROOT ) System.ID_LOOKUP[category][key] = new_val print("SystemManager Init Done") def doObjectLookup(self, category, key): obj_path = "" intf_name = INTF_SENSOR try: obj_path = System.ID_LOOKUP[category][key] parts = obj_path.split("/") if parts[3] != "sensors": print("ERROR SystemManager: SENSOR only supported type") intf_name = "" except Exception as e: print("ERROR SystemManager: " + str(e) + " not found in lookup") return [obj_path, intf_name] @dbus.service.method(DBUS_NAME, in_signature="ss", out_signature="(ss)") def getObjectFromId(self, category, key): return self.doObjectLookup(category, key) @dbus.service.method(DBUS_NAME, in_signature="sy", out_signature="(ss)") def getObjectFromByteId(self, category, key): byte = int(key) return self.doObjectLookup(category, byte) @dbus.service.method(DBUS_NAME, in_signature="s", out_signature="sis") def gpioInit(self, name): gpio_path = "" gpio_num = -1 r = ["", gpio_num, ""] if name not in System.GPIO_CONFIG: # TODO: Better error handling msg = "ERROR: " + name + " not found in GPIO config table" print(msg) raise Exception(msg) else: gpio_num = -1 gpio = System.GPIO_CONFIG[name] if "gpio_num" in System.GPIO_CONFIG[name]: gpio_num = gpio["gpio_num"] else: if "gpio_pin" in System.GPIO_CONFIG[name]: gpio_num = obmc.system.convertGpio(gpio["gpio_pin"]) else: msg = ( "ERROR: SystemManager - GPIO lookup failed for " + name ) print(msg) raise Exception(msg) if gpio_num != -1: r = [obmc.enums.GPIO_DEV, gpio_num, gpio["direction"]] return r @dbus.service.method( DBUS_NAME, in_signature="", out_signature="ssa(sb)a(sb)a(sbb)ssssa(sb)" ) def getGpioConfiguration(self): power_config = System.GPIO_CONFIGS.get("power_config", {}) power_good_in = power_config.get("power_good_in", "") latch_out = power_config.get("latch_out", "") power_up_outs = power_config.get("power_up_outs", []) reset_outs = power_config.get("reset_outs", []) pci_reset_outs = power_config.get("pci_reset_outs", []) hostctl_config = System.GPIO_CONFIGS.get("hostctl_config", {}) fsi_data = hostctl_config.get("fsi_data", "") fsi_clk = hostctl_config.get("fsi_clk", "") fsi_enable = hostctl_config.get("fsi_enable", "") cronus_sel = hostctl_config.get("cronus_sel", "") optionals = hostctl_config.get("optionals", []) r = [ power_good_in, latch_out, power_up_outs, reset_outs, pci_reset_outs, fsi_data, fsi_clk, fsi_enable, cronus_sel, optionals, ] print("Power GPIO config: " + str(r)) return r if __name__ == "__main__": dbus.mainloop.glib.DBusGMainLoop(set_as_default=True) bus = get_dbus() obj = SystemManager(bus, OBJ_NAME) mainloop = gobject.MainLoop() obj.unmask_signals() name = dbus.service.BusName(DBUS_NAME, bus) print("Running SystemManager") mainloop.run()