// | AliAltroStream |
// +----------------+
//
-#include <AliLog.h> // ALILOG_H
+// #include <AliLog.h> // ALILOG_H
+#include "AliFMDDebug.h" // Better debug macros
#include "AliFMDParameters.h" // ALIFMDPARAMETERS_H
#include "AliFMDDigit.h" // ALIFMDDIGIT_H
-#include "AliFMDRawStream.h" // ALIFMDRAWSTREAM_H
+#include "AliFMDSDigit.h" // ALIFMDSDIGIT_H
+// #include "AliFMDRawStream.h" // ALIFMDRAWSTREAM_H
#include "AliRawReader.h" // ALIRAWREADER_H
#include "AliFMDRawReader.h" // ALIFMDRAWREADER_H
+#include "AliFMDDebug.h"
+#include "AliFMDCalibSampleRate.h"
+#include "AliFMDCalibStripRange.h"
+#include "AliFMDAltroMapping.h"
// #include "AliFMDAltroIO.h" // ALIFMDALTROIO_H
-// #include <TArrayI.h> // ROOT_TArrayI
+#include "AliAltroRawStreamV3.h"
+#include <TArrayS.h> // ROOT_TArrayS
#include <TTree.h> // ROOT_TTree
#include <TClonesArray.h> // ROOT_TClonesArray
-// #include <iostream>
+#include <TString.h>
+#include <iostream>
+#include <climits>
// #include <iomanip>
//____________________________________________________________________
: TTask("FMDRawReader", "Reader of Raw ADC values from the FMD"),
fTree(tree),
fReader(reader),
- fSampleRate(1)
+ // fSampleRate(1),
+ fData(0),
+ fNbytes(0),
+ fMinStrip(0),
+ fMaxStrip(127),
+ fPreSamp(14+5),
+ fSeen(0)
{
// Default CTOR
+ for (Int_t i = 0; i < 3; i++) {
+ fSampleRate[i] = 0;
+ fZeroSuppress[i] = kFALSE;
+ fNoiseFactor[i] = 1;
+ }
}
//____________________________________________________________________
return;
}
fTree->Branch("FMD", &array);
+
+
ReadAdcs(array);
Int_t nWrite = fTree->Fill();
- AliDebug(1, Form("Got a grand total of %d digits, wrote %d bytes to tree",
- array->GetEntries(), nWrite));
+ AliFMDDebug(1, ("Got a grand total of %d digits, wrote %d bytes to tree",
+ array->GetEntriesFast(), nWrite));
+ delete array;
}
+//____________________________________________________________________
+Int_t
+AliFMDRawReader::NewDDL(AliAltroRawStreamV3& input, UShort_t& det)
+{
+ // Process a new DDL. Sets the internal data members fZeroSuppress,
+ // fSampleRate, and fNoiseFactor based on information in the RCU trailer.
+ //
+ // Parameters:
+ // input Input stream
+ // det On return, the detector number
+ //
+ // Return value:
+ // negative value in case of problems, the DDL number otherwise
+
+ // Get the DDL number
+ UInt_t ddl = input.GetDDLNumber();
+ AliFMDDebug(2, ("DDL number %d", ddl));
+
+ /* Note, previously, the ALTROCFG1 register was interpreted as
+ *
+ * Bits Value Description
+ * 0- 3 0/1 1st Baseline filter, mode
+ * 4- 5 Over-1 2nd baseline filter, # of pre-samples
+ * 6- 9 factor 2nd baseline filter, # of post-samples
+ * 10- 0 2nd baseline filter, enable
+ * 11-12 00 Zero suppression, glitch filter mode
+ * 13-15 001 Zero suppression, # of post samples
+ * 16-17 01 Zero suppression, # of pre samples
+ * 18 0/1 Zero suppression, enable
+ *
+ * The interpretation used in AliAltroRawStreamerV3 - which
+ * corresponds directly to ALTRO DPCFG register - is
+ *
+ * Bits Value Description
+ * 0- 3 0/1 1st Baseline filter, mode
+ * 4 0 Polarity (if '1', then "1's inverse")
+ * 5- 6 01 Zero suppression, # of pre samples
+ * 7-10 0001 Zero suppression, # of post samples
+ * 11 0 2nd baseline filter, enable
+ * 12-13 00 Zero suppression, glitch filter mode
+ * 14-16 factor 2nd baseline filter, # of post-samples
+ * 17-18 01 2nd baseline filter, # of pre-samples
+ * 19 0/1 Zero suppression, enable
+ *
+ * Writing 'x' for variable values, that means we have the
+ * following patterns for the 2 cases
+ *
+ * bit # 20 16 12 8 4 0
+ * old |0x01|0010|00xx|xxxx|xxxx|
+ * new |x01x|xx00|0000|1010|xxxx|
+ *
+ * That means that we can check if bits 10-13 are '1000' or
+ * '0000', which will tell us if the value was written with the
+ * new or the old interpretation. That is, we can check that
+ *
+ * if (((altrocfg1 >> 10) & 0x8) == 0x8) {
+ * // old interpretation
+ * }
+ * else {
+ * // New interpretation
+ * }
+ *
+ * That means, that we should never
+ *
+ * - change the # of zero suppression post samples
+ * - Turn on 2nd baseline correction
+ * - Change the zero-suppression glitch filter mode
+ *
+ * This change as introduced in version 1.2 of Rcu++
+ */
+ UInt_t cfg1 = input.GetAltroCFG1();
+ if (((cfg1 >> 10) & 0x8) == 0x8) {
+ UInt_t cfg2 = input.GetAltroCFG2();
+ AliFMDDebug(3, ("We have data from older MiniConf 0x%x cfg2=0x%08x",
+ ((cfg1 >> 10) & 0x8), cfg2));
+ fZeroSuppress[ddl] = (cfg1 >> 0) & 0x1;
+ fNoiseFactor[ddl] = (cfg1 >> 6) & 0xF;
+ fSampleRate[ddl] = (cfg2 >> 20) & 0xF;
+ }
+ else {
+ AliFMDDebug(3, ("We have data from newer MiniConf 0x%x",
+ ((cfg1 >> 10) & 0x8)));
+ fZeroSuppress[ddl] = input.GetZeroSupp();
+ // WARNING: We store the noise factor in the 2nd baseline
+ // filters excluded post samples, since we'll never use that
+ // mode.
+ fNoiseFactor[ddl] = input.GetNPostsamples();
+ // WARNING: We store the sample rate in the number of pre-trigger
+ // samples, since we'll never use that mode.
+ fSampleRate[ddl] = input.GetNPretriggerSamples();
+ }
+ AliFMDDebug(3, ("RCU @ DDL %d zero suppression: %s",
+ ddl, (fZeroSuppress[ddl] ? "yes" : "no")));
+ AliFMDDebug(3, ("RCU @ DDL %d noise factor: %d", ddl,fNoiseFactor[ddl]));
+ AliFMDDebug(3, ("RCU @ DDL %d sample rate: %d", ddl,fSampleRate[ddl]));
+
+
+ // Get Errors seen
+ Int_t nChAddrMismatch = input.GetNChAddrMismatch();
+ Int_t nChLenMismatch = input.GetNChLengthMismatch();
+ if (nChAddrMismatch != 0)
+ AliWarning(Form("Got %d channels with address mis-matches for 0x%03x",
+ nChAddrMismatch, ddl));
+ if (nChLenMismatch != 0)
+ AliWarning(Form("Got %d channels with length mis-matches for 0x%03x",
+ nChLenMismatch, ddl));
+
+ // Map DDL number to the detector number
+ AliFMDParameters* pars = AliFMDParameters::Instance();
+ AliFMDAltroMapping* map = pars->GetAltroMap();
+ if (map->DDL2Detector(ddl) < 0) return -1;
+ det = map->DDL2Detector(ddl);
+
+ if (AliLog::GetDebugLevel("FMD", 0) > 5)
+ input.PrintRCUTrailer();
+ return ddl;
+}
-#if 1
//____________________________________________________________________
-Bool_t
-AliFMDRawReader::ReadAdcs(TClonesArray* array)
+Int_t
+AliFMDRawReader::NewChannel(AliAltroRawStreamV3& input, UShort_t det,
+ Char_t& ring, UShort_t& sec, Short_t& strbase)
{
- // Read raw data into the digits array, using AliFMDAltroReader.
- if (!array) {
- AliError("No TClonesArray passed");
- return kFALSE;
+ // Processs a new channel. Sets the internal data members
+ // fMinStrip, fMaxStrip, and fPreSamp.
+ //
+ // Parameter:
+ // input Input stream
+ // ring On return, the ring identifier
+ // sec On return, the sector number
+ // strbase On return, the strip base
+ //
+ // Return value
+ // negative value in case of problems, hardware address otherwise
+
+ // Get the hardware address, and map that to detector coordinates
+ UShort_t board, chip, channel;
+ Int_t ddl = input.GetDDLNumber();
+ Int_t hwaddr = input.GetHWAddress();
+ if (input.IsChannelBad()) {
+ AliError(Form("Channel 0x%03x is marked as bad!", hwaddr));
}
- // if (!fReader->ReadHeader()) {
- // AliError("Couldn't read header");
- // return kFALSE;
- // }
- // Get sample rate
- AliFMDParameters* pars = AliFMDParameters::Instance();
- AliFMDRawStream input(fReader);
-
- UShort_t stripMin = 0;
- UShort_t stripMax = 127;
- UShort_t preSamp = 0;
- UInt_t ddl = 0;
- UInt_t rate = 0;
- UInt_t last = 0;
- UInt_t hwaddr = 0;
- // Data array is approx twice the size needed.
- UShort_t data[2048];
- while (input.ReadChannel(ddl, hwaddr, last, data)) {
- AliDebug(5, Form("Read channel 0x%x of size %d", hwaddr, last));
- UShort_t det, sec, str;
- Char_t ring;
- if (!pars->Hardware2Detector(ddl, hwaddr, det, ring, sec, str)) {
- AliError(Form("Failed to get detector id from DDL %d "
- "and hardware address 0x%x", ddl, hwaddr));
- continue;
- }
- rate = pars->GetSampleRate(det, ring, sec, str);
- stripMin = pars->GetMinStrip(det, ring, sec, str);
- stripMax = pars->GetMaxStrip(det, ring, sec, str);
- AliDebug(5, Form("DDL 0x%04x, address 0x%03x maps to FMD%d%c[%2d,%3d]",
- ddl, hwaddr, det, ring, sec, str));
-
- // Loop over the `timebins', and make the digits
- for (size_t i = 0; i < last; i++) {
- if (i < preSamp) continue;
- Int_t n = array->GetEntries();
- UShort_t curStr = str + stripMin + i / rate;
- if ((curStr-str) > stripMax) {
- AliError(Form("Current strip is %d but DB says max is %d",
- curStr, stripMax));
+ AliFMDParameters* pars = AliFMDParameters::Instance();
+ AliFMDAltroMapping* map = pars->GetAltroMap();
+ // Map to hardware stuff
+ map->ChannelAddress(hwaddr, board, chip, channel);
+ // Then try to map to detector address
+ if (!map->Channel2StripBase(board, chip, channel, ring, sec, strbase)) {
+ AliError(Form("Failed to get detector id from DDL %d, "
+ "hardware address 0x%03x", ddl, hwaddr));
+ return -1;
+ }
+ AliFMDDebug(4, ("Board: 0x%02x, Altro: 0x%x, Channel: 0x%x",
+ board, chip, channel));
+
+ // Get the 'conditions'
+ fMinStrip = pars->GetMinStrip(det, ring, sec, strbase);
+ fMaxStrip = pars->GetMaxStrip(det, ring, sec, strbase);
+ fPreSamp = pars->GetPreSamples(det, ring, sec, strbase);
+ if (fSampleRate[ddl] == 0)
+ fSampleRate[ddl] = pars->GetSampleRate(det, ring, sec, strbase);
+
+ return hwaddr;
+}
+
+//____________________________________________________________________
+Int_t
+AliFMDRawReader::NewSample(AliAltroRawStreamV3& input,
+ Int_t i, UShort_t t, UShort_t sec,
+ UShort_t strbase, Short_t& str, UShort_t& samp)
+{
+ // Process a new timebin
+ //
+ // Parameters:
+ // input Input stream
+ // i Index into bunch data
+ // t Time
+ // strbase Base of strip numbers for this channel
+ // str On return, the strip number
+ // samp On return, the sample number
+ //
+ // Return value
+ // negative value in case of problems, ADC value otherwise
+ if (t < fPreSamp) return -1;
+
+ Int_t ddl = input.GetDDLNumber();
+ Int_t hwa = input.GetHWAddress();
+ const UShort_t* data = input.GetSignals();
+ Short_t adc = data[i];
+ AliFMDDebug(10, ("0x%04x/0x%03x/%04d %4d", ddl, hwa, t, adc));
+
+ AliFMDParameters* pars = AliFMDParameters::Instance();
+ AliFMDAltroMapping* map = pars->GetAltroMap();
+
+ samp = 0;
+ Short_t stroff = 0;
+ map->Timebin2Strip(sec, t, fPreSamp, fSampleRate[ddl], stroff, samp);
+ str = strbase + stroff;
+
+ AliFMDDebug(20, ("0x%04x/0x%03x/%04d=%4d maps to strip %3d sample %d "
+ "(pre: %d, min: %d, max: %d, rate: %d)",
+ ddl, hwa, t, adc, str, samp, fPreSamp,
+ fMinStrip, fMaxStrip, fSampleRate[ddl]));
+ if (str < 0) {
+ AliFMDDebug(10, ("Got presamples at timebin %d", i));
+ return -1;
+ }
+
+ // VA1 Local strip number
+ Short_t lstrip = (t - fPreSamp) / fSampleRate[ddl] + fMinStrip;
+
+ AliFMDDebug(15, ("Checking if strip %d (%d) in range [%d,%d]",
+ lstrip, str, fMinStrip, fMaxStrip));
+ if (lstrip < fMinStrip || lstrip > fMaxStrip) {
+ AliFMDDebug(10, ("Strip %03d-%d (%d,%d) from t=%d out of range (%3d->%3d)",
+ str, samp, lstrip, stroff, t, fMinStrip, fMaxStrip));
+ adc = -1;
+ }
+ // Possibly do pedestal subtraction of signal
+ if (adc > 1023)
+ AliWarning(Form("ADC value out of range: %4d", adc));
+ return adc;
+}
+
+//____________________________________________________________________
+Bool_t
+AliFMDRawReader::NextSample(UShort_t& det, Char_t& rng, UShort_t& sec,
+ UShort_t& str, UShort_t& sam, UShort_t& rat,
+ Short_t& adc, Bool_t& zs, UShort_t& fac)
+{
+ // Scan current event for next signal. It returns kFALSE when
+ // there's no more data in the event.
+ static AliAltroRawStreamV3 stream(fReader); // = 0;
+ static Int_t ddl = -1;
+ static UShort_t tdet = 0;
+ static Char_t trng = '\0';
+ static UShort_t tsec = 0;
+ static Short_t tstr = 0;
+ static Short_t bstr = -1;
+ static UShort_t tsam = 0;
+ static UInt_t trate = 0;
+ static Int_t hwaddr = -1;
+ static UShort_t start = 0;
+ static UShort_t length = 0;
+ static Short_t t = -1;
+ static Int_t i = 0;
+ // First entry!
+ if (stream.GetDDLNumber() < 0) {
+ fReader->Select("FMD");
+
+ // Reset variables
+ ddl = -1;
+ trate = 0;
+ tdet = 0;
+ trng = '\0';
+ tsec = 0;
+ tstr = 0;
+ tsam = -1;
+ hwaddr = -1;
+ }
+
+ do {
+ if (t < start - length + 1) {
+ if (!stream.NextBunch()) {
+ if (!stream.NextChannel()) {
+ if (!stream.NextDDL()) {
+ stream.Reset();
+ return kFALSE;
+ }
+ ddl = NewDDL(stream, tdet);
+ }
+ hwaddr = NewChannel(stream, tdet, trng, tsec, bstr);
}
- AliDebug(5, Form("making digit for FMD%d%c[%2d,%3d] from sample %4d",
- det, ring, sec, curStr, i));
- new ((*array)[n]) AliFMDDigit(det, ring, sec, curStr, data[i],
- (rate >= 2 ? data[i+1] : 0),
- (rate >= 3 ? data[i+2] : 0));
- if (rate >= 2) i++;
- if (rate >= 3) i++;
+ start = stream.GetStartTimeBin();
+ length = stream.GetBunchLength();
+ t = start;
+ i = 0;
}
- }
+ Int_t tadc = NewSample(stream, i, t, tsec, bstr, tstr, tsam);
+ if (tadc >= 0) {
+ det = tdet;
+ rng = trng;
+ sec = tsec;
+ str = tstr;
+ sam = tsam;
+ adc = tadc;
+ rat = fSampleRate[ddl];
+ zs = fZeroSuppress[ddl];
+ fac = fNoiseFactor[ddl];
+ t--;
+ i++;
+ break;
+ }
+ } while (true);
+
return kTRUE;
}
-#else
+
+
+//____________________________________________________________________
+Bool_t
+AliFMDRawReader::NextSignal(UShort_t& det, Char_t& rng,
+ UShort_t& sec, UShort_t& str,
+ Short_t& adc, Bool_t& zs,
+ UShort_t& fac)
+{
+
+ do {
+ UShort_t samp, rate;
+ if (!NextSample(det, rng, sec, str, samp, rate, adc, zs, fac))
+ return kFALSE;
+
+ Bool_t take = kFALSE;
+ switch (rate) {
+ case 1: take = kTRUE; break;
+ case 2: if (samp == 1) take = kTRUE; break;
+ case 3: if (samp == 1) take = kTRUE; break;
+ case 4: if (samp == 2) take = kTRUE; break;
+ default: if (samp == rate-2) take = kTRUE; break;
+ }
+ if (!take) continue;
+ break;
+ } while (true);
+ return kTRUE;
+}
+
+//____________________________________________________________________
+Bool_t
+AliFMDRawReader::SelectSample(UShort_t samp, UShort_t rate)
+{
+ // Check if the passed sample is the one we need
+ Bool_t take = kFALSE;
+ switch (rate) {
+ case 1: take = kTRUE; break;
+ case 2: if (samp == 1) take = kTRUE; break;
+ case 3: if (samp == 1) take = kTRUE; break;
+ case 4: if (samp == 2) take = kTRUE; break;
+ default: if (samp == rate-2) take = kTRUE; break;
+ }
+
+ return take;
+}
+
//____________________________________________________________________
Bool_t
AliFMDRawReader::ReadAdcs(TClonesArray* array)
{
+ // Read ADC values from raw input into passed TClonesArray of AliFMDDigit
+ // objects.
+ AliFMDDebug(2, ("Reading ADC values into a TClonesArray"));
+
// Read raw data into the digits array, using AliFMDAltroReader.
if (!array) {
AliError("No TClonesArray passed");
return kFALSE;
}
- // if (!fReader->ReadHeader()) {
- // AliError("Couldn't read header");
- // return kFALSE;
- // }
- // Get sample rate
- AliFMDParameters* pars = AliFMDParameters::Instance();
-
- // Select FMD DDL's
- fReader->Select(AliFMDParameters::kBaseDDL>>8);
-
- UShort_t stripMin = 0;
- UShort_t stripMax = 127;
- UShort_t preSamp = 0;
+ const UShort_t kUShortMax = (1 << 16) - 1;
+ fSeen.Reset(kUShortMax);
+
+ AliAltroRawStreamV3 input(fReader);
+ input.Reset();
+ input.SelectRawData("FMD");
- do {
- UChar_t* cdata;
- if (!fReader->ReadNextData(cdata)) break;
- size_t nchar = fReader->GetDataSize();
- UShort_t ddl = AliFMDParameters::kBaseDDL + fReader->GetDDLID();
- UShort_t rate = 0;
- AliDebug(1, Form("Reading %d bytes (%d 10bit words) from %d",
- nchar, nchar * 8 / 10, ddl));
- // Make a stream to read from
- std::string str((char*)(cdata), nchar);
- std::istringstream s(str);
- // Prep the reader class.
- AliFMDAltroReader r(s);
- // Data array is approx twice the size needed.
- UShort_t data[2048], hwaddr, last;
- while (r.ReadChannel(hwaddr, last, data) > 0) {
- AliDebug(5, Form("Read channel 0x%x of size %d", hwaddr, last));
- UShort_t det, sec, str;
+ // Loop over input RORCs
+ while (input.NextDDL()) {
+ UShort_t det = 0;
+ Int_t ddl = NewDDL(input, det);
+ if (ddl < 0) break;
+
+ while (input.NextChannel()) {
+ // Get the hardware address, and map that to detector coordinates
Char_t ring;
- if (!pars->Hardware2Detector(ddl, hwaddr, det, ring, sec, str)) {
- AliError(Form("Failed to detector id from DDL %d "
- "and hardware address 0x%x", ddl, hwaddr));
- continue;
- }
- rate = pars->GetSampleRate(det, ring, sec, str);
- stripMin = pars->GetMinStrip(det, ring, sec, str);
- stripMax = pars->GetMaxStrip(det, ring, sec, str);
- AliDebug(5, Form("DDL 0x%04x, address 0x%03x maps to FMD%d%c[%2d,%3d]",
- ddl, hwaddr, det, ring, sec, str));
-
- // Loop over the `timebins', and make the digits
- for (size_t i = 0; i < last; i++) {
- if (i < preSamp) continue;
- Int_t n = array->GetEntries();
- UShort_t curStr = str + stripMin + i / rate;
- if ((curStr-str) > stripMax) {
- AliError(Form("Current strip is %d but DB says max is %d",
- curStr, stripMax));
- }
- AliDebug(5, Form("making digit for FMD%d%c[%2d,%3d] from sample %4d",
- det, ring, sec, curStr, i));
- new ((*array)[n]) AliFMDDigit(det, ring, sec, curStr, data[i],
- (rate >= 2 ? data[i+1] : 0),
- (rate >= 3 ? data[i+2] : 0));
- if (rate >= 2) i++;
- if (rate >= 3) i++;
- }
- if (r.IsBof()) break;
- }
- } while (true);
+ UShort_t sec;
+ Short_t strbase;
+ Int_t hwaddr = NewChannel(input, det, ring, sec, strbase);
+ if (hwaddr < 0) break;
+
+ // Loop over bunches
+ while (input.NextBunch()) {
+ // Get Lenght of bunch, and pointer to the data
+ const UShort_t* data = input.GetSignals();
+ UShort_t start = input.GetStartTimeBin();
+ UShort_t length = input.GetBunchLength();
+
+ // Loop over the data and store it.
+ for (Int_t i = 0; i < length; i++) {
+ // Time
+ Short_t str;
+ UShort_t samp;
+ Int_t t = start - i;
+ Int_t adc = NewSample(input, i, t, sec, strbase, str, samp);
+ if (adc < 0) continue;
+ UShort_t counts = adc;
+
+ AliFMDDebug(10, ("FMD%d%c[%02d,%03d]-%d: %4d",
+ det, ring, sec, str, samp, counts));
+ // Check the cache of indicies
+ Int_t idx = fSeen(det, ring, sec, str);
+ AliFMDDigit* digit = 0;
+ if (idx == kUShortMax) {
+ // We haven't seen this strip yet.
+ fSeen(det, ring, sec, str) = idx = array->GetEntriesFast();
+ AliFMDDebug(7,("making digit for FMD%d%c[%2d,%3d]-%d "
+ "from timebin %4d",
+ det, ring, sec, str, samp, t));
+ digit = new ((*array)[idx]) AliFMDDigit(det, ring, sec, str);
+ digit->SetDefaultCounts(fSampleRate[ddl]);
+ }
+ else
+ digit = static_cast<AliFMDDigit*>(array->At(idx));
+ AliFMDDebug(10, ("Setting FMD%d%c[%2d,%3d]-%d "
+ "from timebin %4d=%4d (%4d)",
+ det, ring, sec, str, samp, t, counts, data[i]));
+ digit->SetCount(samp, counts);
+ } // for (i)
+ } // while (bunch)
+ } // while (channel)
+ } // while (ddl)
return kTRUE;
}
-
-
-// This is the old method, for comparison. It's really ugly, and far
-// too convoluted.
//____________________________________________________________________
-void
-AliFMDRawReader::Exec(Option_t*)
+Bool_t AliFMDRawReader::ReadSODevent(AliFMDCalibSampleRate* sampleRate,
+ AliFMDCalibStripRange* stripRange,
+ TArrayS &pulseSize,
+ TArrayS &pulseLength,
+ Bool_t* detectors)
{
- // Read raw data into the digits array
- // if (!fReader->ReadHeader()) {
- // Error("ReadAdcs", "Couldn't read header");
- // return;
- // }
-
- Int_t n = 0;
- TClonesArray* array = new TClonesArray("AliFMDDigit");
- fTree->Branch("FMD", &array);
- // Get sample rate
- AliFMDParameters* pars = AliFMDParameters::Instance();
- fSampleRate = pars->GetSampleRate(AliFMDParameters::kBaseDDL);
-
- // Use AliAltroRawStream to read the ALTRO format. No need to
- // reinvent the wheel :-)
- AliFMDRawStream input(fReader, fSampleRate);
- // Select FMD DDL's
- fReader->Select(AliFMDParameters::kBaseDDL);
+ AliFMDDebug(0, ("Start of SOD/EOD"));
- Int_t oldDDL = -1;
- Int_t count = 0;
- UShort_t detector = 1; // Must be one here
- UShort_t oldDetector = 0;
- Bool_t next = kTRUE;
-
- // local Cache
- TArrayI counts(10);
- counts.Reset(-1);
+ UInt_t shift_clk[18];
+ UInt_t sample_clk[18];
+ UInt_t strip_low[18];
+ UInt_t strip_high[18];
+ UInt_t pulse_size[18];
+ UInt_t pulse_length[18];
+ for (size_t i = 0; i < 18; i++) {
+ shift_clk[i] = 0;
+ sample_clk[i] = 0;
+ strip_low[i] = 0;
+ strip_high[i] = 0;
+ pulse_size[i] = 0;
+ pulse_length[i] = 0;
+ }
+ AliFMDParameters* param = AliFMDParameters::Instance();
+ AliFMDAltroMapping* map = param->GetAltroMap();
- // Loop over data in file
- while (next) {
- next = input.Next();
-
- count++;
- Int_t ddl = fReader->GetDDLID();
- AliDebug(10, Form("Current DDL is %d", ddl));
- if (ddl != oldDDL || input.IsNewStrip() || !next) {
- // Make a new digit, if we have some data (oldDetector == 0,
- // means that we haven't really read anything yet - that is,
- // it's the first time we get here).
- if (oldDetector > 0) {
- // Got a new strip.
- AliDebug(10, Form("Add a new strip: FMD%d%c[%2d,%3d] "
- "(current: FMD%d%c[%2d,%3d])",
- oldDetector, input.PrevRing(),
- input.PrevSector() , input.PrevStrip(),
- detector , input.Ring(), input.Sector(),
- input.Strip()));
- new ((*array)[n]) AliFMDDigit(oldDetector,
- input.PrevRing(),
- input.PrevSector(),
- input.PrevStrip(),
- counts[0], counts[1], counts[2]);
- n++;
-#if 0
- AliFMDDigit* digit =
- static_cast<AliFMDDigit*>(fFMD->Digits()->
- UncheckedAt(fFMD->GetNdigits()-1));
-#endif
+ AliAltroRawStreamV3 streamer(fReader);
+ streamer.Reset();
+ streamer.SelectRawData("FMD");
+ //fReader->GetDDLID();
+ while (streamer.NextDDL()) {
+ Int_t ddl = streamer.GetDDLNumber();
+ Int_t detID = fReader->GetDetectorID();
+ if (detectors) detectors[map->DDL2Detector(ddl)-1] = kTRUE;
+ AliFMDDebug(0, (" From reader: DDL number is %d , det ID is %d",ddl,detID));
+
+ ULong_t nPayloadWords = streamer.GetRCUPayloadSizeInSOD();
+ UChar_t* payloadData = streamer.GetRCUPayloadInSOD();
+ UInt_t* payloadWords = reinterpret_cast<UInt_t*>(payloadData);
+ //UInt_t* payloadWords = streamer.GetRCUPayloadInSOD();
+
+ //std::cout<<nPayloadWords<<" "<<ddl<<std::endl;
+ for (ULong_t i = 1; i <= nPayloadWords ; i++, payloadWords++) {
+ UInt_t payloadWord = *payloadWords; // Get32bitWord(i);
+
+ //std::cout<<i<<Form(" word: 0x%x",payloadWord)<<std::endl;
+ // address is only 24 bit
+ UInt_t address = (0xffffff & payloadWord);
+ UInt_t type = ((address >> 21) & 0xf);
+ UInt_t error = ((address >> 20) & 0x1);
+ UInt_t bcast = ((address >> 18) & 0x1);
+ UInt_t bc_not_altro = ((address >> 17) & 0x1);
+ UInt_t board = ((address >> 12) & 0x1f);
+ UInt_t instruction = 0;
+ UInt_t chip = 0;
+ UInt_t channel = 0;
+ if(bc_not_altro)
+ instruction = address & 0xfff;
+ else {
+ chip = ((address >> 9) & 0x7);
+ channel = ((address >> 5) & 0x5);
+ instruction = (address & 0x1f);
}
- if (!next) {
- AliDebug(10, Form("Read %d channels for FMD%d",
- count + 1, detector));
+ Bool_t readDataWord = kFALSE;
+ switch(type) {
+ case 0x0: // Fec read
+ readDataWord = kTRUE;
+ case 0x1: // Fec cmd
+ case 0x2: // Fec write
+ i++;
+ payloadWords++;
+ break;
+ case 0x4: // Loop
+ case 0x5: // Wait
+ break;
+ case 0x6: // End sequence
+ case 0x7: // End Mem
+ i = nPayloadWords + 1;
+ break;
+ default:
break;
}
+
+ //Don't read unless we have a FEC_RD
+ if(!readDataWord) continue;
+
+ UInt_t dataWord = *payloadWords;//Get32bitWord(i);
+ UInt_t data = (0xFFFFF & dataWord) ;
+ //UInt_t data = (0xFFFF & dataWord) ;
+
+ if(error) {
+ AliWarning(Form("error bit detected at Word 0x%06x; "
+ "error % d, type %d, bc_not_altro %d, "
+ "bcast %d, board 0x%02x, chip 0x%x, "
+ "channel 0x%02x, instruction 0x%03x",
+ address, error, type, bc_not_altro,
+ bcast,board,chip,channel,instruction));
+ //process error
+ continue;
+ }
+
+
+ switch(instruction) {
+
+ case 0x01: break; // First ADC T
+ case 0x02: break; // I 3.3 V
+ case 0x03: break; // I 2.5 V altro digital
+ case 0x04: break; // I 2.5 V altro analog
+ case 0x05: break; // I 2.5 V VA
+ case 0x06: break; // First ADC T
+ case 0x07: break; // I 3.3 V
+ case 0x08: break; // I 2.5 V altro digital
+ case 0x09: break; // I 2.5 V altro analog
+ case 0x0A: break; // I 2.5 V VA
+ case 0x2D: break; // Second ADC T
+ case 0x2E: break; // I 1.5 V VA
+ case 0x2F: break; // I -2.0 V
+ case 0x30: break; // I -2.0 V VA
+ case 0x31: break; // 2.5 V Digital driver
+ case 0x32: break; // Second ADC T
+ case 0x33: break; // I 1.5 V VA
+ case 0x34: break; // I -2.0 V
+ case 0x35: break; // I -2.0 V VA
+ case 0x36: break; // 2.5 V Digital driver
+ case 0x37: break; // Third ADC T
+ case 0x38: break; // Temperature sens. 1
+ case 0x39: break; // Temperature sens. 2
+ case 0x3A: break; // U 2.5 altro digital (m)
+ case 0x3B: break; // U 2.5 altro analog (m)
+ case 0x3C: break; // Third ADC T
+ case 0x3D: break; // Temperature sens. 1
+ case 0x3E: break; // Temperature sens. 2
+ case 0x3F: break; // U 2.5 altro digital (m)
+ case 0x40: break; // U 2.5 altro analog (m)
+ case 0x41: break; // Forth ADC T
+ case 0x42: break; // U 2.5 VA (m)
+ case 0x43: break; // U 1.5 VA (m)
+ case 0x44: break; // U -2.0 VA (m)
+ case 0x45: break; // U -2.0 (m)
+ case 0x46: break; // Forth ADC T
+ case 0x47: break; // U 2.5 VA (m)
+ case 0x48: break; // U 1.5 VA (m)
+ case 0x49: break; // U -2.0 VA (m)
+ case 0x4A: break; // U -2.0 (m)
+ // Counters
+ case 0x0B: break; // L1 trigger CouNTer
+ case 0x0C: break; // L2 trigger CouNTer
+ case 0x0D: break; // Sampling CLK CouNTer
+ case 0x0E: break; // DSTB CouNTer
+ // Test mode
+ case 0x0F: break; // Test mode word
+ case 0x10: break; // Undersampling ratio.
+ // Configuration and status
+ case 0x11: break; // Config/Status Register 0
+ case 0x12: break; // Config/Status Register 1
+ case 0x13: break; // Config/Status Register 2
+ case 0x14: break; // Config/Status Register 3
+ case 0x15: break; // Free
+ // Comands:
+ case 0x16: break; // Latch L1, L2, SCLK Counters
+ case 0x17: break; // Clear counters
+ case 0x18: break; // Clear CSR1
+ case 0x19: break; // rstb ALTROs
+ case 0x1A: break; // rstb BC
+ case 0x1B: break; // Start conversion
+ case 0x1C: break; // Scan event length
+ case 0x1D: break; // Read event length
+ case 0x1E: break; // Start test mode
+ case 0x1F: break; // Read acquisition memory
+ // FMD
+ case 0x20: break; // FMDD status
+ case 0x21: break; // L0 counters
+ case 0x22: break; // FMD: Wait to hold
+ case 0x23: break; // FMD: L1 timeout
+ case 0x24: break; // FMD: L2 timeout
+ case 0x25: // FMD: Shift clk
+ shift_clk[board] = ((data >> 8 ) & 0xFF);
+ AliFMDDebug(30, ("Read shift_clk=%d for board 0x%02x",
+ shift_clk[board], board));
+ break;
+ case 0x26: // FMD: Strips
+ strip_low[board] = ((data >> 0 ) & 0xFF);
+ strip_high[board] = ((data >> 8 ) & 0xFF);
+ break;
+ case 0x27: // FMD: Cal pulse
+ pulse_size[board] = ((data >> 8 ) & 0xFF);
+ break;
+ case 0x28: break; // FMD: Shape bias
+ case 0x29: break; // FMD: Shape ref
+ case 0x2A: break; // FMD: Preamp ref
+ case 0x2B: // FMD: Sample clk
+ sample_clk[board] = ((data >> 8 ) & 0xFF);
+ AliFMDDebug(30, ("Read sample_clk=%d for board 0x%02x",
+ sample_clk[board], board));
+ break;
+ case 0x2C: break; // FMD: Commands
+ case 0x4B: // FMD: Cal events
+ pulse_length[board] = ((data >> 0 ) & 0xFF);
+ break;
+ default: break;
+
+ }
+ AliFMDDebug(50, ("instruction 0x%x, dataword 0x%x",
+ instruction,dataWord));
+ } // End of loop over Result memory event
-
- // If we got a new DDL, it means we have a new detector.
- if (ddl != oldDDL) {
- if (detector != 0)
- AliDebug(10, Form("Read %d channels for FMD%d", count + 1, detector));
- // Reset counts, and update the DDL cache
- count = 0;
- oldDDL = ddl;
- // Check that we're processing a FMD detector
- Int_t detId = fReader->GetDetectorID();
- if (detId != (AliFMDParameters::kBaseDDL >> 8)) {
- AliError(Form("Detector ID %d != %d",
- detId, (AliFMDParameters::kBaseDDL >> 8)));
- break;
+ UShort_t det = 0;
+ UShort_t sector = 0;
+ Short_t strip = -1;
+ Char_t ring = '\0';
+
+ const UInt_t boards[4] = {0,1,16,17};
+ for(Int_t i=0;i<4;i++) {
+ if(ddl==0 && (i==1 || i==3)) continue;
+
+ UInt_t chip =0, channel=0;
+ det = map->DDL2Detector(ddl);
+ map->Channel2StripBase(boards[i], chip, channel, ring, sector, strip);
+
+ UInt_t samplerate = 0;
+#if USE_VOTE
+ if(sample_clk[boards[i]] == 0) {
+ if(ddl == 0) {
+ Int_t sample1 = sample_clk[boards[0]];
+ Int_t sample2 = sample_clk[boards[2]];
+ if(sample1) sample_clk[boards[i]] = sample1;
+ else sample_clk[boards[i]] = sample2;
}
- // Figure out what detector we're deling with
- oldDetector = detector;
- switch (ddl) {
- case 0: detector = 1; break;
- case 1: detector = 2; break;
- case 2: detector = 3; break;
- default:
- AliError(Form("Unknown DDL 0x%x for FMD", ddl));
- return;
+ else {
+ Int_t sample1 = sample_clk[boards[0]];
+ Int_t sample2 = sample_clk[boards[1]];
+ Int_t sample3 = sample_clk[boards[2]];
+ Int_t sample4 = sample_clk[boards[3]];
+ Int_t agreement = 0;
+ if(sample1 == sample2) agreement++;
+ if(sample1 == sample3) agreement++;
+ if(sample1 == sample4) agreement++;
+ if(sample2 == sample3) agreement++;
+ if(sample2 == sample4) agreement++;
+ if(sample3 == sample4) agreement++;
+
+ Int_t idx = 0;
+ if(i<3) idx = i+1;
+ else idx = i-1;
+ if(agreement == 3) {
+ sample_clk[boards[i]] = sample_clk[boards[idx]];
+ shift_clk[boards[i]] = shift_clk[boards[idx]];
+ strip_low[boards[i]] = strip_low[boards[idx]];
+ strip_high[boards[i]] = strip_high[boards[idx]];
+ pulse_length[boards[i]] = pulse_length[boards[idx]];
+ pulse_size[boards[i]] = pulse_size[boards[idx]];
+ AliFMDDebug(3, ("Vote taken for ddl %d, board 0x%x",
+ ddl,boards[i]));
+ }
}
- AliDebug(10, Form("Reading ADCs for 0x%x - That is FMD%d",
- fReader->GetEquipmentId(), detector));
- }
- counts.Reset(-1);
+ }
+#endif
+
+ if(sample_clk[boards[i]])
+ samplerate = shift_clk[boards[i]]/sample_clk[boards[i]];
+ AliFMDDebug(10, ("Sample rate for board 0x%02x is %d",
+ boards[i], samplerate));
+ sampleRate->Set(det,ring,sector,0,samplerate);
+ stripRange->Set(det,ring,sector,0,
+ strip_low[boards[i]],strip_high[boards[i]]);
+
+ AliFMDDebug(20, ("det %d, ring %c, ",det,ring));
+ pulseLength.AddAt(pulse_length[boards[i]],
+ GetHalfringIndex(det,ring,boards[i]/16));
+ pulseSize.AddAt(pulse_size[boards[i]],
+ GetHalfringIndex(det,ring,boards[i]/16));
+
+
+
+ AliFMDDebug(20, (": Board: 0x%02x\n"
+ "\tstrip_low %3d, strip_high %3d\n"
+ "\tshift_clk %3d, sample_clk %3d\n"
+ "\tpulse_size %3d, pulse_length %3d",
+ boards[i],
+ strip_low[boards[i]], strip_high[boards[i]],
+ shift_clk[boards[i]], sample_clk[boards[i]],
+ pulse_size[boards[i]],pulse_length[boards[i]]));
}
- counts[input.Sample()] = input.Count();
-
- AliDebug(10, Form("ADC of FMD%d%c[%2d,%3d] += %d",
- detector, input.Ring(), input.Sector(),
- input.Strip(), input.Count()));
- oldDetector = detector;
}
- fTree->Fill();
- return;
+
+ AliFMDParameters::Instance()->SetSampleRate(sampleRate);
+ AliFMDParameters::Instance()->SetStripRange(stripRange);
+
+ AliFMDDebug(0, ("End of SOD/EOD"));
+
+ return kTRUE;
+}
+//____________________________________________________________________
+
+UInt_t AliFMDRawReader::Get32bitWord(Int_t idx)
+{
+ // This method returns the 32 bit word at a given
+ // position inside the raw data payload.
+ // The 'index' points to the beginning of the next word.
+ // The method is supposed to be endian (platform)
+ // independent.
+ if (!fData) {
+ AliFatal("Raw data paylod buffer is not yet initialized !");
+ }
+
+ Int_t index = 4*idx;
+
+ if (index < 4) {
+ // fRawReader->AddFatalErrorLog(k32bitWordReadErr,Form("pos = %d",index));
+ // PrintDebug();
+ AliWarning(Form("Invalid raw data payload position (%d) !",index));
+ }
+
+ UInt_t word = 0;
+
+ word = fData[--index] << 24;
+ word |= fData[--index] << 16;
+ word |= fData[--index] << 8;
+ word |= fData[--index] << 0 ;
+ return word;
+}
+//_____________________________________________________________________
+Int_t AliFMDRawReader::GetHalfringIndex(UShort_t det, Char_t ring,
+ UShort_t board) {
+
+ UShort_t iring = (ring == 'I' ? 1 : 0);
+
+ Int_t index = (((det-1) << 2) | (iring << 1) | (board << 0));
+
+ return index-2;
+
}
-#endif
//____________________________________________________________________
//
// EOF
//
+