ROC Configuration File to User Event
From Hall A Wiki
Here we'll describe the user event 137 structure that contains the configuration files used by the ROCs to initialize various modules and settings.
Contents
Example User Event 137 Structure
c source code in readout list
size_t maxsize = 3 * 1024 * 1024; int nwords = 0, inum=0;
UEOPEN(137,BT_BANK,0); nwords = rocFile2Event("/daqfs/daq_setups/vtp-mpdro/cfg/davtp3.config",
(uint8_t *)rol->dabufp, ROCID, inum++, maxsize);
rol->dabufp += nwords; nwords = rocFile2Event("/daqfs/daq_setups/vtp-mpdro/cfg/pedestals/daq_ped_bb_gem_run10975.dat",
(uint8_t *)rol->dabufp, ROCID, inum++, maxsize);
rol->dabufp += nwords;
UECLOSE;
hex dump
0x0007A75F # Length of User Event 0x00891000 # User Event Header ( Tag = 137, num = 0, type = Bank of Banks) 0x00000290 # Length of Bank 0x00064300 # Bank Header ( Tag = 6 = ROCID, Num = 0, type = string) .... # ... file0 dump ... 0x0007A4CC # Length of Bank 0x00060301 # Bank Header ( Tag = 6 = ROCID, Num = 1, type = string) .... # ... file1 dump ...
xml format
<!-- ===================== Buffer 3 contains 501600 words (2006400 bytes) ===================== --> <!-- header words: 501599, 0x891000 --> <event format="evio" count="3" content="bank" data_type="0x10" tag="137" padding="0" num="0" length="501599" ndata="501598"> <!-- header words: 656, 0x64300 --> <bank content="string" data_type="0x3" tag="6" padding="1" num="0" length="656" ndata="1"> <![CDATA[... file0 dump ...]]> </bank> <!-- header words: 500940, 0x60301 --> <bank content="string" data_type="0x3" tag="6" padding="0" num="1" length="500940" ndata="1"> <![CDATA[... file1 dump ...]]> </bank> </event> <!-- end buffer 3 -->