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
|
#!/usr/bin/env python3
#
# Copyright 2017 Ettus Research (National Instruments)
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
"""
Aurora BIST command line utility
"""
from __future__ import print_function
import argparse
import usrp_mpm as mpm
from usrp_mpm.uio import UIO
from usrp_mpm.aurora_control import AuroraControl
########################################################################
# command line options
########################################################################
def parse_args():
" Create argparser, return args "
parser = argparse.ArgumentParser(
description='Controller for Ettus Aurora BIST Engine'
)
parser.add_argument(
'--uio-dev', default='misc-enet-regs0',
help='UIO device for master device peeks and pokes'
)
parser.add_argument(
'--base-addr', type=int, default=0,
help='Base address for register read/writes'
)
parser.add_argument(
'--slave-uio-dev', default=None,
help='UIO device for slave device peeks and pokes'
)
parser.add_argument(
'--slave-base-addr', type=int, default=0,
help='Base address for register read/writes on slave'
)
parser.add_argument(
'--test', default='ber', choices=['ber', 'latency'],
help='Type of test to run'
)
parser.add_argument(
'--duration', type=int, default=10, help='Duration of test in seconds'
)
parser.add_argument(
'--rate', type=int, default=1245, help='BIST throughput in MB/s'
)
parser.add_argument(
'--loopback', action="store_true",
help="Don't run a test, but set this Aurora into loopback mode"
)
return parser.parse_args()
########################################################################
# main
########################################################################
def main():
" Dawaj, dawaj! "
args = parse_args()
# Initialize logger for downstream components
mpm.get_main_logger().getChild('main')
master_core = AuroraControl(
UIO(label=args.uio_dev, read_only=False),
args.base_addr,
)
slave_core = None if args.slave_uio_dev is None else AuroraControl(
UIO(label=args.slave_uio_dev, read_only=False),
args.slave_base_addr,
)
if args.loopback:
master_core.reset_core()
master_core.set_loopback(enable=True)
return True
# Run BIST
if args.test == 'ber':
print("Performing BER BIST test.")
master_core.run_ber_loopback_bist(
args.duration,
args.rate * 8e6,
slave_core,
)
else:
print("Performing Latency BIST test.")
master_core.run_latency_loopback_bist(
args.duration,
args.rate * 8e6,
slave_core,
)
if __name__ == '__main__':
exit(not main())
|
