Motorola IXP-9120 Reference Manual page 158

Diagnostics
Example:
t timers g
t i2c
D
ESCRIPTION
Performs IXP2400 I2C bus tests. The I2C bus is a software-emulated bus that uses two GPIO
lines. The bus is used to read the eeprom in the IO-920.
S
YNTAX
t i2c <option> <offset> <data>
P
ARAMETERS
•
option -
–
w -
–
p -
–
a -
– h - help
•
offset
•
data -
Example:
t i2c p
t ueng
D
ESCRIPTION
Performs a microengine (uEngine) test.
S
YNTAX
t ueng <option> <microengine> <loop>
P
ARAMETERS
•
option-
–
s -
–
r -
–
c -
–
t -
–
a -
–
h -
•
microengine -
uEngines.
•
loop -
IXP/CPCI-9120
indicates the test to perform. Can be set as follows:
I2C write-only command
I2C page write test
all tests
- offset in the I2C device (serial eeprom IO-920)
data to write into I2C device (0-FF)
0
indicates a test method to perform. Can be set as follows:
context tests
register test
control store test
timers and counters test
all uEngine tests
help
specifies the uEngine ID to test. 0-3 and 16-19. Entering 99 will test all
specifies how many times the test is performed (default is 1)
Introduction
157