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FMC ADC 100M 14b 4cha - Testing
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FMC ADC 100M 14b 4cha - Testing
Commits
b3c1c3f4
Commit
b3c1c3f4
authored
Aug 29, 2013
by
Matthieu Cattin
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test33: Add test33 to write a binary file to the eeprom.
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6a43f358
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test33.py
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b3c1c3f4
#! /usr/bin/env python
# coding: utf8
# Copyright CERN, 2013
# Author: Matthieu Cattin <matthieu.cattin@cern.ch>
# Licence: GPL v2 or later.
# Website: http://www.ohwr.org
# Last modifications: 7/6/2012
# Import system modules
import
sys
import
time
import
os
# Add common modules and libraries location to path
sys
.
path
.
append
(
'../../../'
)
sys
.
path
.
append
(
'../../../gnurabbit/python/'
)
sys
.
path
.
append
(
'../../../common/'
)
sys
.
path
.
append
(
'../../fmceeprom/python/'
)
# Import common modules
from
ptsexcept
import
*
from
fmc_eeprom
import
*
import
rr
# Import specific modules
from
fmc_adc_spec
import
*
from
fmc_adc
import
*
"""
test33: Write FMC EEPROM
Note: Requires test00.py to run first to load the firmware!
"""
def
main
(
default_directory
=
'.'
):
# Constants declaration
TEST_NB
=
33
EXPECTED_BITSTREAM_TYPE
=
0x1
EEPROM_BIN_FILENAME
=
"eeprom_content.out"
EEPROM_BIN_FILENAME
=
os
.
path
.
join
(
default_directory
,
EEPROM_BIN_FILENAME
)
EEPROM_SIZE
=
8192
# in Bytes
start_test_time
=
time
.
time
()
print
"================================================================================"
print
"Test
%02
d start
\n
"
%
TEST_NB
# SPEC object declaration
print
"Loading hardware access library and opening device.
\n
"
spec
=
rr
.
Gennum
()
# Carrier object declaration (SPEC board specific part)
# Used to check that the firmware is loaded.
try
:
carrier
=
CFmcAdc100mSpec
(
spec
,
EXPECTED_BITSTREAM_TYPE
)
except
FmcAdc100mSpecOperationError
as
e
:
raise
PtsCritical
(
"Carrier init failed, test stopped:
%
s"
%
e
)
# Mezzanine object declaration (FmcAdc100m14b4cha board specific part)
try
:
fmc
=
CFmcAdc100m
(
spec
)
except
FmcAdc100mOperationError
as
e
:
raise
PtsCritical
(
"Mezzanine init failed, test stopped:
%
s"
%
e
)
try
:
print
(
"Write FMC EEPROM with data from file:
%
s"
%
EEPROM_BIN_FILENAME
)
# Read binary file
f_bin_eeprom
=
open
(
EEPROM_BIN_FILENAME
,
"rb"
)
eeprom_data
=
[]
byte
=
f_bin_eeprom
.
read
(
1
)
# reads one byte
while
byte
:
eeprom_data
.
append
(
ord
(
byte
))
byte
=
f_bin_eeprom
.
read
(
1
)
# reads one byte
f_bin_eeprom
.
close
()
ask
=
""
;
while
((
ask
!=
"Y"
)
and
(
ask
!=
"N"
))
:
ask
=
raw_input
(
"Do you want to continue and erase/rewrite the EEPROM content? [y,n]"
)
ask
=
ask
.
upper
()
print
" "
if
ask
==
'Y'
:
print
"Erase EEPROM content.
\n
"
eeprom_dummy_data
=
[
0x0
]
*
EEPROM_SIZE
fmc
.
sys_i2c_eeprom_write
(
eeprom_dummy_data
)
print
"Write EEPROM content.
\n
"
if
eeprom_data
!=
[]:
fmc
.
sys_i2c_eeprom_write
(
eeprom_data
)
except
(
FmcAdc100mOperationError
)
as
e
:
raise
PtsError
(
"Test failed:
%
s"
%
e
)
print
""
print
"==> End of test
%02
d"
%
TEST_NB
print
"================================================================================"
end_test_time
=
time
.
time
()
print
"Test
%02
d elapsed time:
%.2
f seconds
\n
"
%
(
TEST_NB
,
end_test_time
-
start_test_time
)
if
__name__
==
'__main__'
:
main
()
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