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
|
#!/usr/bin/env python3
from pathlib import Path
from sys import argv, exit
from signal import SIGINT
from struct import unpack
import common
import gi
gi.require_versions({'GLib': '2.0', 'Hinawa': '4.0', 'Gtk': '3.0'})
from gi.repository import GLib, Hinawa, Gtk
def main() -> int:
if len(argv) < 2:
msg = ('One argument is required for path to special file of Linux FireWire character '
'device')
common.print_help_with_msg(Path(__file__).name, msg)
return 1
cmd, literal = argv[:2]
try:
path = common.detect_fw_cdev(literal)
except Exception as e:
common.print_help_with_msg(cmd, str(e))
return 1
try:
node = Hinawa.FwNode.new()
_ = node.open(str(path), 0)
common.print_fw_node_information(node)
except Exception as e:
msg = str(e)
common.print_help_with_msg(cmd, msg)
return 1
with common.listen_node_event(node, path):
sample = Sample(node)
sample.show_all()
node.connect('disconnected', lambda n, s: Gtk.main_quit(), sample)
Gtk.main()
return 0
class Sample(Gtk.Window):
def __init__(self, node):
Gtk.Window.__init__(self, title="Hinawa-4.0 gir sample")
self.node = node
self.req = Hinawa.FwReq.new()
grid = Gtk.Grid(row_spacing=10, row_homogeneous=True,
column_spacing=10, column_homogeneous=True,
margin_start=20, margin_end=20, margin_top=20,
margin_bottom=20)
self.add(grid)
button = Gtk.Button(label="Read")
button.connect("clicked", self.run_transaction)
grid.attach(button, 0, 0, 1, 1)
button = Gtk.Button(label="_Close", use_underline=True)
button.connect("clicked", lambda s: Gtk.main_quit())
grid.attach(button, 1, 0, 1, 1)
self.entry = Gtk.Entry()
self.entry.set_text("0xfffff0000980")
grid.attach(self.entry, 0, 1, 1, 1)
self.label = Gtk.Label(label="result")
self.label.set_text("0x00000000")
grid.attach(self.label, 1, 1, 1, 1)
# handle unix signal
GLib.unix_signal_add(GLib.PRIORITY_HIGH, SIGINT, lambda s: Gtk.main_quit(), self)
def run_transaction(self, button):
addr = int(self.entry.get_text(), 16)
frames = [0] * 4
try:
quadlet = common.read_quadlet(self.node, self.req, addr)
except Exception as e:
print(e)
label = '0x{:08x}'.format(quadlet)
self.label.set_text(label)
if __name__ == '__main__':
exit(main())
|
