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White Rabbit Starting Kit
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White Rabbit Starting Kit
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6f2f2e5c
Commit
6f2f2e5c
authored
Apr 02, 2014
by
Benoit Rat
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doc: correct spelling & grammar errors
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doc/wr-starting-kit.md
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6f2f2e5c
...
...
@@ -169,7 +169,7 @@ In this section, we resume the main changes that happens at each release of the
*
Calibration has been improved using t42p procedure
A detailed changelog can be found on the wiki page of each
of of the
submodules:
A detailed changelog can be found on the wiki page of each submodules:
*
[
wr-nic-v2.0
](
http://www.ohwr.org/projects/wr-nic/wiki/Release_v2
)
*
[
spec-sw-v2014-02
](
http://www.ohwr.org/projects/spec-sw/wiki#version-2014-02
)
...
...
@@ -193,7 +193,7 @@ In order to use the white rabbit starting kit and setup the different
experiments you will need:
*
An oscillocope with at least 150Mhz bandwitdh (500Mhz is recommanded).
*
A PC with
with
at least two
`PCIe x4`
ports (
`x8`
&
`x16`
are also compatible)
*
A PC with at least two
`PCIe x4`
ports (
`x8`
&
`x16`
are also compatible)
*
The Operative System
**Ubuntu LTS 32bit (Long Term Support)**
installed.
*
Two mini-USB (B) cables (not provided with the kit).
...
...
@@ -678,7 +678,7 @@ has the priority.
~~~
~~~~~~~
> ***Warning:*** Be aware that if you try to remove the spec kernel modules with the virtual UART
activated, your PC will hang
s
and thus you will need to reboot. You must close
activated, your PC will hang and thus you will need to reboot. You must close
the virtual UART before doing this kind of operation.
...
...
@@ -972,7 +972,7 @@ ch 4, 542.500000000
~~~
~~~~~
> ***Notes:*** If you see other timestampings messages coming from channel 2 this mean you don't
have disable the PPS mode. Check
[
Disabling PPS
](
#disabling-pps-on-channel-2
)
section.
have disable
d
the PPS mode. Check
[
Disabling PPS
](
#disabling-pps-on-channel-2
)
section.
### Time stamping input & output.
...
...
@@ -1388,7 +1388,7 @@ Connect to the WRS
If you have a White Rabbit Switch (
[
WRS
]
), you should try to see
the synchronization between the
[
WRS
]
and the two
[
SPEC+FMCDIO
]
boards.
First you need to setup the two
[
SPEC+FMCDIO
]
s as
`slave`
by changing the
First you need to set
up the two
[
SPEC+FMCDIO
]
s as
`slave`
by changing the
mode in the UART of each board.
~~~
~~{.sh}
...
...
@@ -1450,8 +1450,8 @@ wrc# sfp add AXGE-1254-0531 46407 167843 73622176
wrc# sfp add AXGE-3454-0531 46407 167843 -73622176
~~~
~~~~~~~~
Do not forget to also add the
se value to your other WR equipments (i.e,
[
WRS
]
)
as explained in the wiki page.
Do not forget to also add the
proper calibration values to your other
WR equipments (i.e,
[
WRS
]
)
as explained in the wiki page.
You might also check the
[
wrpc.pdf
]
for extended explanations on how to run
yourself the calibration procedure.
...
...
@@ -1485,7 +1485,7 @@ input 10MHz signal can be square or sinusoidal.
### Example from a FMC fine-delay
If you have a
[
FMC fine-delay
]
board you can generate
d
the PPS/10MHz by
If you have a
[
FMC fine-delay
]
board you can generate the PPS/10MHz by
executing the following commands (using release 2014.04):
~~~
~~~{.sh}
...
...
@@ -1506,7 +1506,7 @@ wrc# mode gm
wrc# ptp start
~~~
~~~~~~~~~~
And you should obtain
ed
:
And you should obtain:
~~~
~~~{.sh}
PLL locking .................. LOCKED
...
...
@@ -1533,7 +1533,7 @@ You can also run GM in a full standalone mode in order to transmit WR clock with
First you need to flash the SPEC with the latest bitstream you can find the package:
<http://www.sevensols.com/dl/wr-nic/bin/latest_stable.tar.gz>
To do so you need to generate a MSC file as follow:
To do so you need to generate a MSC file as follow
s
:
Create PROM Files > SPI Flash > Single FPGA > 32M > MCS
...
...
@@ -1542,7 +1542,7 @@ the corresponding SPI flash memory: `M25P32`.
Then:
*
The setup of the cable is exactly the same as above, and you do not need to setup the mode because it is
*
The setup of the cable is exactly the same as above, and you do not need to set
up the mode because it is
correctly configured for GM by default at power up.
*
Then you need to run grandmaster mode from wrc console, as above.
*
(Optional) Finally, if you need to keep this configuration at power up, you can write a small script
...
...
@@ -1815,7 +1815,7 @@ Frequently Added Questions
Online & Updated
-----------------
The FAQ is update on a regular basis on the ohwr.org website so
The FAQ is update
d
on a regular basis on the ohwr.org website so
we strongly recommand you to visit the webpage:
*
<http://www.ohwr.org/projects/wr-starting-kit/wiki/FAQ>
...
...
@@ -1876,7 +1876,7 @@ After this you should reboot your PC with the new kernel source and start from [
You should first try to desactivate the termination resistance that can
consume most of the current if this one is really low.
Otherwise you should configure the DAC to setup a different threshold, however this option is not actually implemented.
Otherwise you should configure the DAC to set
up a different threshold, however this option is not actually implemented.
### The link is down, but everything is connected
...
...
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