1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
#!/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()
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
|
