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White Rabbit Starting Kit
Commit 7b3ce26c authored by Benoit Rat's avatar Benoit Rat
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doc: update calibration values

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doc/wr-starting-kit.md
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...@@ -751,13 +751,13 @@ Now we can perform the following operation on both PCs: ...@@ -751,13 +751,13 @@ Now we can perform the following operation on both PCs:
~~~~~{.sh} ~~~~~{.sh}
wrc1# sfp match wrc1# sfp match
AXGE-3454-0531 #purple AXGE-3454-0531 #purple
SFP matched, dTx=46407, dRx=167843, alpha=-73622176 SFP matched, dTx=179480 dRx=153494 alpha=-68210600
~~~~~~~ ~~~~~~~
~~~~~{.sh} ~~~~~{.sh}
wrc2# sfp match wrc2# sfp match
AXGE-1254-0531 #blue AXGE-1254-0531 #blue
SFP matched, dTx=46407, dRx=167843, alpha=73622176 SFP matched, dTx=179410 dRx=153544 alpha=67216940
~~~~~~~ ~~~~~~~
> ***Notes:*** If you obtain different value or you get an error such as **Could not match to DB**, this means > ***Notes:*** If you obtain different value or you get an error such as **Could not match to DB**, this means
...@@ -1449,7 +1449,7 @@ and you do not obtain a delay similar as the one in the WRS figure above ...@@ -1449,7 +1449,7 @@ and you do not obtain a delay similar as the one in the WRS figure above
you might need to calibrate the [WRS] and the [SPEC+FMCDIO]. you might need to calibrate the [WRS] and the [SPEC+FMCDIO].
The value that you need to use can be found at the wiki page: The value that you need to use can be found at the wiki page:
<https://www.ohwr.org/project/white-rabbit/wikis/calibration#sfp-database-for-spec-with-nic-design> <https://ohwr.org/project/white-rabbit/wikis/calibration#sfp-database-for-wr-starting-kit>
If you use a custom gateware or SFPs that are not listed in the wiki page If you use a custom gateware or SFPs that are not listed in the wiki page
you should run yourself the calibration in order to obtain the correct values you should run yourself the calibration in order to obtain the correct values
...@@ -1474,8 +1474,18 @@ wrc# sfp show ...@@ -1474,8 +1474,18 @@ wrc# sfp show
wrc# sfp erase wrc# sfp erase
## Add the parameters for the SFP provided in the WR Starting Kit ## Add the parameters for the SFP provided in the WR Starting Kit
wrc# sfp add AXGE-1254-0531 121751 95827 64481496 wrc# sfp add AXGE-1254-0531 179410 153544 67216940
wrc# sfp add AXGE-3454-0531 121751 95827 -66584558 wrc# sfp add AXGE-3454-0531 179480 153494 -68210600
## Readback value written in the database
wrc# sfp show
1: PN:AXGE-1254-0531 dTx: 179410 dRx: 153544 alpha: 67216940
2: PN:AXGE-3454-0531 dTx: 179480 dRx: 153494 alpha: -68210600
## Finally match SFP and load corresponding calibration value
wrc# sfp match
AXGE-1254-0531 or AXGE-3454-0531
...
~~~~~~~~~~~ ~~~~~~~~~~~
Do not forget to also add the proper calibration values to your other Do not forget to also add the proper calibration values to your other
......
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