DDASBitMasks.h

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/*
    This software is Copyright by the Board of Trustees of Michigan
    State University (c) Copyright 2016.
 
    You may use this software under the terms of the GNU public license
    (GPL).  The terms of this license are described at:
 
     http://www.gnu.org/licenses/gpl.txt
 
     Author:
             Aaron Chester
             Facility for Rare Isotope Beams
             Michigan State University
             East Lansing, MI 48824-1321
*/
 
#ifndef DDASBITMASKS_H
#define DDASBITMASKS_H
 
#include <cstdint>
 
namespace ddasfmt {
 
// Generic masks:
 
constexpr uint32_t LOWER_16_BIT_MASK = 0x0000FFFF; 
constexpr uint32_t BIT_28_TO_16_MASK = 0x1FFF0000; 
constexpr uint32_t BIT_29_TO_16_MASK = 0x3FFF0000; 
constexpr uint32_t BIT_30_TO_16_MASK = 0x7FFF0000; 
constexpr uint32_t BIT_30_TO_29_MASK = 0x60000000; 
constexpr uint32_t BIT_31_TO_29_MASK = 0xE0000000; 
constexpr uint32_t BIT_30_MASK = 0x40000000;       
constexpr uint32_t BIT_31_MASK = 0x80000000;       
constexpr uint32_t UPPER_16_BIT_MASK = 0xFFFF0000; 
 
// Fragment info added by NSCLDAQ and their offsets:
 
constexpr uint32_t ADC_RESOLUTION_MASK = 0x00FF0000; 
constexpr uint32_t HW_REVISION_MASK = 0xFF000000;    
 
constexpr uint32_t ADC_RESOLUTION_SHIFT = 16; 
constexpr uint32_t HW_REVISION_SHIFT = 24;    
 
// Pixie event data masks and offsets:
 
constexpr uint32_t CHANNEL_ID_MASK = 0x0000000F;     
constexpr uint32_t SLOT_ID_MASK = 0x000000F0;        
constexpr uint32_t CRATE_ID_MASK = 0x00000F00;       
constexpr uint32_t HEADER_LENGTH_MASK = 0x0001F000;  
constexpr uint32_t CHANNEL_LENGTH_MASK = 0x7FFE0000; 
constexpr uint32_t FINISH_CODE_MASK = BIT_31_MASK;   
 
constexpr uint32_t SLOT_ID_SHIFT = 4;         
constexpr uint32_t CRATE_ID_SHIFT = 8;        
constexpr uint32_t HEADER_LENGTH_SHIFT = 12;  
constexpr uint32_t CHANNEL_LENGTH_SHIFT = 17; 
constexpr uint32_t FINISH_CODE_SHIFT = 31;    
constexpr uint32_t OUT_OF_RANGE_SHIFT = 31;   
 
constexpr uint32_t CHANNEL_ID_MASK_REV_H =
    0x0000003F; 
constexpr uint32_t SLOT_ID_MASK_REV_H =
    0x000003C0; 
constexpr uint32_t CRATE_ID_MASK_REV_H =
    0x00000C00; 
 
constexpr uint32_t SLOT_ID_SHIFT_REV_H = 6;   
constexpr uint32_t CRATE_ID_SHIFT_REV_H = 10; 
 
// Pixie data sizes:
 
constexpr uint32_t SIZE_OF_RAW_EVENT = 4; 
constexpr uint32_t SIZE_OF_EXT_TS = 2;    
constexpr uint32_t SIZE_OF_ENE_SUMS = 4;  
constexpr uint32_t SIZE_OF_QDC_SUMS = 8;  
 
} // namespace ddasfmt
 
#endif