HG_REPOSITORIES/LPP/INSTRUMENTATION/SOLO_LFR/DEV_PLE Commit - r168:8af347acc664

2.0.1.1...

paul -

r168:8af347acc664 patch rev 2

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r168:8af347acc664

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.hgignore +1 0

             syntax: glob
             *.pdf
             *~
             *.o
+            *.gcno
             *.zip
             tests/*.err
             doc
             *.srec
             FSW-qt/bin/fsw
             src/LFR_basic-parameters

FSW-qt/Makefile +1 -1

             #############################################################################
             # Makefile for building: bin/fsw
-            # Generated by qmake (2.01a) (Qt 4.8.6) on: Thu Sep 25 11:05:34 2014
+            # Generated by qmake (2.01a) (Qt 4.8.6) on: Tue Oct 7 15:14:40 2014
             # Project:  fsw-qt.pro
             # Template: app
             # Command: /usr/bin/qmake-qt4 -spec /usr/lib64/qt4/mkspecs/linux-g++ -o Makefile fsw-qt.pro
             #############################################################################
             ####### Compiler, tools and options
             CC            = sparc-rtems-gcc
             CXX           = sparc-rtems-g++
             DEFINES       = -DSW_VERSION_N1=2 -DSW_VERSION_N2=0 -DSW_VERSION_N3=1 -DSW_VERSION_N4=1 -DLPP_DPU_DESTID -DPRINT_MESSAGES_ON_CONSOLE
             CFLAGS        = -pipe -O3 -Wall $(DEFINES)
             CXXFLAGS      = -pipe -O3 -Wall $(DEFINES)
             INCPATH       = -I/usr/lib64/qt4/mkspecs/linux-g++ -I. -I../src -I../header -I../header/processing -I../src/LFR_basic-parameters
             LINK          = sparc-rtems-g++
             LFLAGS        =
             LIBS          = $(SUBLIBS)
             AR            = sparc-rtems-ar rcs
             RANLIB        =
             QMAKE         = /usr/bin/qmake-qt4
             TAR           = tar -cf
             COMPRESS      = gzip -9f
             COPY          = cp -f
             SED           = sed
             COPY_FILE     = $(COPY)
             COPY_DIR      = $(COPY) -r
             STRIP         = sparc-rtems-strip
             INSTALL_FILE  = install -m 644 -p
             INSTALL_DIR   = $(COPY_DIR)
             INSTALL_PROGRAM = install -m 755 -p
             DEL_FILE      = rm -f
             SYMLINK       = ln -f -s
             DEL_DIR       = rmdir
             MOVE          = mv -f
             CHK_DIR_EXISTS= test -d
             MKDIR         = mkdir -p
             ####### Output directory
             OBJECTS_DIR   = obj/
             ####### Files
             SOURCES       = ../src/wf_handler.c \
             		../src/tc_handler.c \
             		../src/fsw_misc.c \
             		../src/fsw_init.c \
             		../src/fsw_globals.c \
             		../src/fsw_spacewire.c \
             		../src/tc_load_dump_parameters.c \
             		../src/tm_lfr_tc_exe.c \
             		../src/tc_acceptance.c \
             		../src/processing/fsw_processing.c \
             		../src/processing/avf0_prc0.c \
             		../src/processing/avf1_prc1.c \
             		../src/processing/avf2_prc2.c \
             		../src/lfr_cpu_usage_report.c \
             		../src/LFR_basic-parameters/basic_parameters.c
             OBJECTS       = obj/wf_handler.o \
             		obj/tc_handler.o \
             		obj/fsw_misc.o \
             		obj/fsw_init.o \
             		obj/fsw_globals.o \
             		obj/fsw_spacewire.o \
             		obj/tc_load_dump_parameters.o \
             		obj/tm_lfr_tc_exe.o \
             		obj/tc_acceptance.o \
             		obj/fsw_processing.o \
             		obj/avf0_prc0.o \
             		obj/avf1_prc1.o \
             		obj/avf2_prc2.o \
             		obj/lfr_cpu_usage_report.o \
             		obj/basic_parameters.o
             DIST          = /usr/lib64/qt4/mkspecs/common/unix.conf \
             		/usr/lib64/qt4/mkspecs/common/linux.conf \
             		/usr/lib64/qt4/mkspecs/common/gcc-base.conf \
             		/usr/lib64/qt4/mkspecs/common/gcc-base-unix.conf \
             		/usr/lib64/qt4/mkspecs/common/g++-base.conf \
             		/usr/lib64/qt4/mkspecs/common/g++-unix.conf \
             		/usr/lib64/qt4/mkspecs/qconfig.pri \
             		/usr/lib64/qt4/mkspecs/modules/qt_webkit.pri \
             		/usr/lib64/qt4/mkspecs/features/qt_functions.prf \
             		/usr/lib64/qt4/mkspecs/features/qt_config.prf \
             		/usr/lib64/qt4/mkspecs/features/exclusive_builds.prf \
             		/usr/lib64/qt4/mkspecs/features/default_pre.prf \
             		sparc.pri \
             		/usr/lib64/qt4/mkspecs/features/release.prf \
             		/usr/lib64/qt4/mkspecs/features/default_post.prf \
             		/usr/lib64/qt4/mkspecs/features/shared.prf \
             		/usr/lib64/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
             		/usr/lib64/qt4/mkspecs/features/warn_on.prf \
             		/usr/lib64/qt4/mkspecs/features/resources.prf \
             		/usr/lib64/qt4/mkspecs/features/uic.prf \
             		/usr/lib64/qt4/mkspecs/features/yacc.prf \
             		/usr/lib64/qt4/mkspecs/features/lex.prf \
             		/usr/lib64/qt4/mkspecs/features/include_source_dir.prf \
             		fsw-qt.pro
             QMAKE_TARGET  = fsw
             DESTDIR       = bin/
             TARGET        = bin/fsw
             first: all
             ####### Implicit rules
             .SUFFIXES: .o .c .cpp .cc .cxx .C
             .cpp.o:
             	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
             .cc.o:
             	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
             .cxx.o:
             	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
             .C.o:
             	$(CXX) -c $(CXXFLAGS) $(INCPATH) -o "$@" "$<"
             .c.o:
             	$(CC) -c $(CFLAGS) $(INCPATH) -o "$@" "$<"
             ####### Build rules
             all: Makefile $(TARGET)
             $(TARGET):  $(OBJECTS)
             	@$(CHK_DIR_EXISTS) bin/ || $(MKDIR) bin/
             	$(LINK) $(LFLAGS) -o $(TARGET) $(OBJECTS) $(OBJCOMP) $(LIBS)
             Makefile: fsw-qt.pro  /usr/lib64/qt4/mkspecs/linux-g++/qmake.conf /usr/lib64/qt4/mkspecs/common/unix.conf \
             		/usr/lib64/qt4/mkspecs/common/linux.conf \
             		/usr/lib64/qt4/mkspecs/common/gcc-base.conf \
             		/usr/lib64/qt4/mkspecs/common/gcc-base-unix.conf \
             		/usr/lib64/qt4/mkspecs/common/g++-base.conf \
             		/usr/lib64/qt4/mkspecs/common/g++-unix.conf \
             		/usr/lib64/qt4/mkspecs/qconfig.pri \
             		/usr/lib64/qt4/mkspecs/modules/qt_webkit.pri \
             		/usr/lib64/qt4/mkspecs/features/qt_functions.prf \
             		/usr/lib64/qt4/mkspecs/features/qt_config.prf \
             		/usr/lib64/qt4/mkspecs/features/exclusive_builds.prf \
             		/usr/lib64/qt4/mkspecs/features/default_pre.prf \
             		sparc.pri \
             		/usr/lib64/qt4/mkspecs/features/release.prf \
             		/usr/lib64/qt4/mkspecs/features/default_post.prf \
             		/usr/lib64/qt4/mkspecs/features/shared.prf \
             		/usr/lib64/qt4/mkspecs/features/unix/gdb_dwarf_index.prf \
             		/usr/lib64/qt4/mkspecs/features/warn_on.prf \
             		/usr/lib64/qt4/mkspecs/features/resources.prf \
             		/usr/lib64/qt4/mkspecs/features/uic.prf \
             		/usr/lib64/qt4/mkspecs/features/yacc.prf \
             		/usr/lib64/qt4/mkspecs/features/lex.prf \
             		/usr/lib64/qt4/mkspecs/features/include_source_dir.prf
             	$(QMAKE) -spec /usr/lib64/qt4/mkspecs/linux-g++ -o Makefile fsw-qt.pro
             /usr/lib64/qt4/mkspecs/common/unix.conf:
             /usr/lib64/qt4/mkspecs/common/linux.conf:
             /usr/lib64/qt4/mkspecs/common/gcc-base.conf:
             /usr/lib64/qt4/mkspecs/common/gcc-base-unix.conf:
             /usr/lib64/qt4/mkspecs/common/g++-base.conf:
             /usr/lib64/qt4/mkspecs/common/g++-unix.conf:
             /usr/lib64/qt4/mkspecs/qconfig.pri:
             /usr/lib64/qt4/mkspecs/modules/qt_webkit.pri:
             /usr/lib64/qt4/mkspecs/features/qt_functions.prf:
             /usr/lib64/qt4/mkspecs/features/qt_config.prf:
             /usr/lib64/qt4/mkspecs/features/exclusive_builds.prf:
             /usr/lib64/qt4/mkspecs/features/default_pre.prf:
             sparc.pri:
             /usr/lib64/qt4/mkspecs/features/release.prf:
             /usr/lib64/qt4/mkspecs/features/default_post.prf:
             /usr/lib64/qt4/mkspecs/features/shared.prf:
             /usr/lib64/qt4/mkspecs/features/unix/gdb_dwarf_index.prf:
             /usr/lib64/qt4/mkspecs/features/warn_on.prf:
             /usr/lib64/qt4/mkspecs/features/resources.prf:
             /usr/lib64/qt4/mkspecs/features/uic.prf:
             /usr/lib64/qt4/mkspecs/features/yacc.prf:
             /usr/lib64/qt4/mkspecs/features/lex.prf:
             /usr/lib64/qt4/mkspecs/features/include_source_dir.prf:
             qmake:  FORCE
             	@$(QMAKE) -spec /usr/lib64/qt4/mkspecs/linux-g++ -o Makefile fsw-qt.pro
             dist:
             	@$(CHK_DIR_EXISTS) obj/fsw1.0.0 || $(MKDIR) obj/fsw1.0.0
             	$(COPY_FILE) --parents $(SOURCES) $(DIST) obj/fsw1.0.0/ && (cd `dirname obj/fsw1.0.0` && $(TAR) fsw1.0.0.tar fsw1.0.0 && $(COMPRESS) fsw1.0.0.tar) && $(MOVE) `dirname obj/fsw1.0.0`/fsw1.0.0.tar.gz . && $(DEL_FILE) -r obj/fsw1.0.0
             clean:compiler_clean
             	-$(DEL_FILE) $(OBJECTS)
             	-$(DEL_FILE) *~ core *.core
             ####### Sub-libraries
             distclean: clean
             	-$(DEL_FILE) $(TARGET)
             	-$(DEL_FILE) Makefile
             grmon:
             	cd bin && C:/opt/grmon-eval-2.0.29b/win32/bin/grmon.exe -uart COM4 -u
             check: first
             compiler_rcc_make_all:
             compiler_rcc_clean:
             compiler_uic_make_all:
             compiler_uic_clean:
             compiler_image_collection_make_all: qmake_image_collection.cpp
             compiler_image_collection_clean:
             	-$(DEL_FILE) qmake_image_collection.cpp
             compiler_yacc_decl_make_all:
             compiler_yacc_decl_clean:
             compiler_yacc_impl_make_all:
             compiler_yacc_impl_clean:
             compiler_lex_make_all:
             compiler_lex_clean:
             compiler_clean:
             ####### Compile
             obj/wf_handler.o: ../src/wf_handler.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/wf_handler.o ../src/wf_handler.c
             obj/tc_handler.o: ../src/tc_handler.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/tc_handler.o ../src/tc_handler.c
             obj/fsw_misc.o: ../src/fsw_misc.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/fsw_misc.o ../src/fsw_misc.c
             obj/fsw_init.o: ../src/fsw_init.c ../src/fsw_config.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/fsw_init.o ../src/fsw_init.c
             obj/fsw_globals.o: ../src/fsw_globals.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/fsw_globals.o ../src/fsw_globals.c
             obj/fsw_spacewire.o: ../src/fsw_spacewire.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/fsw_spacewire.o ../src/fsw_spacewire.c
             obj/tc_load_dump_parameters.o: ../src/tc_load_dump_parameters.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/tc_load_dump_parameters.o ../src/tc_load_dump_parameters.c
             obj/tm_lfr_tc_exe.o: ../src/tm_lfr_tc_exe.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/tm_lfr_tc_exe.o ../src/tm_lfr_tc_exe.c
             obj/tc_acceptance.o: ../src/tc_acceptance.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/tc_acceptance.o ../src/tc_acceptance.c
             obj/fsw_processing.o: ../src/processing/fsw_processing.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/fsw_processing.o ../src/processing/fsw_processing.c
             obj/avf0_prc0.o: ../src/processing/avf0_prc0.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/avf0_prc0.o ../src/processing/avf0_prc0.c
             obj/avf1_prc1.o: ../src/processing/avf1_prc1.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/avf1_prc1.o ../src/processing/avf1_prc1.c
             obj/avf2_prc2.o: ../src/processing/avf2_prc2.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/avf2_prc2.o ../src/processing/avf2_prc2.c
             obj/lfr_cpu_usage_report.o: ../src/lfr_cpu_usage_report.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/lfr_cpu_usage_report.o ../src/lfr_cpu_usage_report.c
             obj/basic_parameters.o: ../src/LFR_basic-parameters/basic_parameters.c
             	$(CC) -c $(CFLAGS) $(INCPATH) -o obj/basic_parameters.o ../src/LFR_basic-parameters/basic_parameters.c
             ####### Install
             install:   FORCE
             uninstall:   FORCE
             FORCE:

FSW-qt/fsw-qt.pro +8 0

             TEMPLATE = app
             # CONFIG += console v8 sim
             # CONFIG options = verbose *** boot_messages *** debug_messages *** cpu_usage_report *** stack_report *** vhdl_dev *** debug_tch
             # lpp_dpu_destid
             CONFIG += console verbose lpp_dpu_destid
             CONFIG -= qt
             include(./sparc.pri)
             # flight software version
             SWVERSION=-1-0
             DEFINES += SW_VERSION_N1=2 # major
             DEFINES += SW_VERSION_N2=0 # minor
             DEFINES += SW_VERSION_N3=1 # patch
             DEFINES += SW_VERSION_N4=1 # internal
+            # <GCOV>
+            #QMAKE_CFLAGS_RELEASE += -fprofile-arcs -ftest-coverage
+            #QMAKE_LFLAGS_RELEASE +=
+            #LIBS += -lgcov /opt/GCOV/01A/lib/overload.o -lc
+            # </GCOV>
+            # <CHANGE BEFORE FLIGHT>
             contains( CONFIG, lpp_dpu_destid ) {
                 DEFINES += LPP_DPU_DESTID
             }
+            # </CHANGE BEFORE FLIGHT>
             contains( CONFIG, debug_tch ) {
                 DEFINES += DEBUG_TCH
             }
             contains( CONFIG, vhdl_dev ) {
                 DEFINES += VHDL_DEV
             }
             contains( CONFIG, verbose ) {
                 DEFINES += PRINT_MESSAGES_ON_CONSOLE
             }
             contains( CONFIG, debug_messages ) {
                 DEFINES += DEBUG_MESSAGES
             }
             contains( CONFIG, cpu_usage_report ) {
                 DEFINES += PRINT_TASK_STATISTICS
             }
             contains( CONFIG, stack_report ) {
                 DEFINES += PRINT_STACK_REPORT
             }
             contains( CONFIG, boot_messages ) {
                 DEFINES += BOOT_MESSAGES
             }
             #doxygen.target = doxygen
             #doxygen.commands = doxygen ../doc/Doxyfile
             #QMAKE_EXTRA_TARGETS += doxygen
             TARGET = fsw
             INCLUDEPATH += \
                 ../src \
                 ../header \
                 ../header/processing \
                 ../src/LFR_basic-parameters
             SOURCES += \
                 ../src/wf_handler.c \
                 ../src/tc_handler.c \
                 ../src/fsw_misc.c \
                 ../src/fsw_init.c \
                 ../src/fsw_globals.c \
                 ../src/fsw_spacewire.c \
                 ../src/tc_load_dump_parameters.c \
                 ../src/tm_lfr_tc_exe.c \
                 ../src/tc_acceptance.c \
                 ../src/processing/fsw_processing.c \
                 ../src/processing/avf0_prc0.c \
                 ../src/processing/avf1_prc1.c \
                 ../src/processing/avf2_prc2.c \
                 ../src/lfr_cpu_usage_report.c \
                 ../src/LFR_basic-parameters/basic_parameters.c
             HEADERS += \
                 ../header/wf_handler.h \
                 ../header/tc_handler.h \
                 ../header/grlib_regs.h \
                 ../header/fsw_params.h \
                 ../header/fsw_misc.h \
                 ../header/fsw_init.h \
                 ../header/ccsds_types.h \
                 ../header/fsw_spacewire.h \
                 ../header/tc_load_dump_parameters.h \
                 ../header/tm_lfr_tc_exe.h \
                 ../header/tc_acceptance.h \
                 ../header/fsw_params_nb_bytes.h \
                 ../header/fsw_params_processing.h \
                 ../header/processing/fsw_processing.h \
                 ../header/processing/avf0_prc0.h \
                 ../header/processing/avf1_prc1.h \
                 ../header/processing/avf2_prc2.h \
                 ../header/fsw_params_wf_handler.h \
                 ../header/lfr_cpu_usage_report.h \
                 ../src/LFR_basic-parameters/basic_parameters.h \
                 ../src/LFR_basic-parameters/basic_parameters_params.h

FSW-qt/fsw-qt.pro.user +1 -1

             <?xml version="1.0" encoding="UTF-8"?>
             <!DOCTYPE QtCreatorProject>
-            <!-- Written by QtCreator 3.2.0, 2014-09-25T16:02:43. -->
+            <!-- Written by QtCreator 3.2.0, 2014-10-06T16:01:42. -->
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header/fsw_params.h +4 -3

             #ifndef FSW_PARAMS_H_INCLUDED
             #define FSW_PARAMS_H_INCLUDED
             #include "grlib_regs.h"
             #include "fsw_params_processing.h"
             #include "fsw_params_nb_bytes.h"
             #include "tm_byte_positions.h"
             #include "ccsds_types.h"
             #define GRSPW_DEVICE_NAME "/dev/grspw0"
             #define UART_DEVICE_NAME "/dev/console"
             typedef struct ring_node
             {
                 struct ring_node *previous;
                 int buffer_address;
                 struct ring_node *next;
                 unsigned int status;
             } ring_node;
             //************************
             // flight software version
             // this parameters is handled by the Qt project options
             #define NB_PACKETS_PER_GROUP_OF_CWF         8   // 8 packets containing 336 blk
             #define NB_PACKETS_PER_GROUP_OF_CWF_LIGHT   4   // 4 packets containing 672 blk
             #define NB_SAMPLES_PER_SNAPSHOT 2688    // 336 * 8 = 672 * 4 = 2688
             #define TIME_OFFSET 2
             #define TIME_OFFSET_IN_BYTES 8
-            #define WAVEFORM_EXTENDED_HEADER_OFFSET 22
+            //#define WAVEFORM_EXTENDED_HEADER_OFFSET 22
             #define NB_BYTES_SWF_BLK (2 * 6)
             #define NB_WORDS_SWF_BLK 3
             #define NB_BYTES_CWF3_LIGHT_BLK 6
-            #define WFRM_INDEX_OF_LAST_PACKET 6  // waveforms are transmitted in groups of 2048 blocks, 6 packets of 340 and 1 of 8
+            //#define WFRM_INDEX_OF_LAST_PACKET 6  // waveforms are transmitted in groups of 2048 blocks, 6 packets of 340 and 1 of 8
             #define NB_RING_NODES_F0 3      // AT LEAST 3
             #define NB_RING_NODES_F1 5      // AT LEAST 3
             #define NB_RING_NODES_F2 5      // AT LEAST 3
             #define NB_RING_NODES_F3 3      // AT LEAST 3
             //**********
             // LFR MODES
             #define LFR_MODE_STANDBY    0
             #define LFR_MODE_NORMAL     1
             #define LFR_MODE_BURST      2
             #define LFR_MODE_SBM1       3
             #define LFR_MODE_SBM2       4
             #define TDS_MODE_LFM        5
             #define TDS_MODE_STANDBY    0
             #define TDS_MODE_NORMAL     1
             #define TDS_MODE_BURST      2
             #define TDS_MODE_SBM1       3
             #define TDS_MODE_SBM2       4
             #define THR_MODE_STANDBY    0
             #define THR_MODE_NORMAL     1
             #define THR_MODE_BURST      2
             #define RTEMS_EVENT_MODE_STANDBY        RTEMS_EVENT_0
             #define RTEMS_EVENT_MODE_NORMAL         RTEMS_EVENT_1
             #define RTEMS_EVENT_MODE_BURST          RTEMS_EVENT_2
             #define RTEMS_EVENT_MODE_SBM1           RTEMS_EVENT_3
             #define RTEMS_EVENT_MODE_SBM2           RTEMS_EVENT_4
             #define RTEMS_EVENT_MODE_SBM2_WFRM      RTEMS_EVENT_5
             #define RTEMS_EVENT_NORM_BP1_F0         RTEMS_EVENT_6
             #define RTEMS_EVENT_NORM_BP2_F0         RTEMS_EVENT_7
             #define RTEMS_EVENT_NORM_ASM_F0         RTEMS_EVENT_8   // ASM only in NORM mode
             #define RTEMS_EVENT_NORM_BP1_F1         RTEMS_EVENT_9
             #define RTEMS_EVENT_NORM_BP2_F1         RTEMS_EVENT_10
             #define RTEMS_EVENT_NORM_ASM_F1         RTEMS_EVENT_11  // ASM only in NORM mode
             #define RTEMS_EVENT_NORM_BP1_F2         RTEMS_EVENT_12
             #define RTEMS_EVENT_NORM_BP2_F2         RTEMS_EVENT_13
             #define RTEMS_EVENT_NORM_ASM_F2         RTEMS_EVENT_14  // ASM only in NORM mode
             #define RTEMS_EVENT_SBM_BP1_F0    RTEMS_EVENT_15
             #define RTEMS_EVENT_SBM_BP2_F0    RTEMS_EVENT_16
             #define RTEMS_EVENT_SBM_BP1_F1    RTEMS_EVENT_17
             #define RTEMS_EVENT_SBM_BP2_F1    RTEMS_EVENT_18
             #define RTEMS_EVENT_BURST_BP1_F0    RTEMS_EVENT_19
             #define RTEMS_EVENT_BURST_BP2_F0    RTEMS_EVENT_20
             #define RTEMS_EVENT_BURST_BP1_F1    RTEMS_EVENT_21
             #define RTEMS_EVENT_BURST_BP2_F1    RTEMS_EVENT_22
             //****************************
             // LFR DEFAULT MODE PARAMETERS
             // COMMON
             #define DEFAULT_SY_LFR_COMMON0 0x00
             #define DEFAULT_SY_LFR_COMMON1 0x10 // default value 0 0 0 1 0 0 0 0
             // NORM
             #define DFLT_SY_LFR_N_SWF_L 2048 // nb sample
             #define DFLT_SY_LFR_N_SWF_P 300  // sec
             #define DFLT_SY_LFR_N_ASM_P 3600 // sec
             #define DFLT_SY_LFR_N_BP_P0 4    // sec
             #define DFLT_SY_LFR_N_BP_P1 20   // sec
             #define DFLT_SY_LFR_N_CWF_LONG_F3 0      // 0 => production of light continuous waveforms at f3
             #define MIN_DELTA_SNAPSHOT 16       // sec
             // BURST
             #define DEFAULT_SY_LFR_B_BP_P0 1    // sec
             #define DEFAULT_SY_LFR_B_BP_P1 5    // sec
             // SBM1
             #define DEFAULT_SY_LFR_S1_BP_P0 1   // sec
             #define DEFAULT_SY_LFR_S1_BP_P1 1   // sec
             // SBM2
             #define DEFAULT_SY_LFR_S2_BP_P0 1   // sec
             #define DEFAULT_SY_LFR_S2_BP_P1 5   // sec
             // ADDITIONAL PARAMETERS
             #define TIME_BETWEEN_TWO_SWF_PACKETS 30     // nb x 10 ms => 300 ms
             #define TIME_BETWEEN_TWO_CWF3_PACKETS 1000  // nb x 10 ms => 10 s
             // STATUS WORD
             #define DEFAULT_STATUS_WORD_BYTE0 0x0d  // [0000] [1] [101] mode 4 bits / SPW enabled 1 bit / state is run 3 bits
             #define DEFAULT_STATUS_WORD_BYTE1 0x00
             //
             #define SY_LFR_DPU_CONNECT_TIMEOUT 100  // 100 * 10 ms = 1 s
             #define SY_LFR_DPU_CONNECT_ATTEMPT 3
             //****************************
             //*****************************
             // APB REGISTERS BASE ADDRESSES
             #define REGS_ADDR_APBUART           0x80000100
             #define REGS_ADDR_GPTIMER           0x80000300
             #define REGS_ADDR_GRSPW             0x80000500
             #define REGS_ADDR_TIME_MANAGEMENT   0x80000600
             #define REGS_ADDR_GRGPIO            0x80000b00
             #define REGS_ADDR_SPECTRAL_MATRIX   0x80000f00
             #define REGS_ADDR_WAVEFORM_PICKER   0x80000f50
             #define REGS_ADDR_VHDL_VERSION      0x80000ff0
             #define APBUART_CTRL_REG_MASK_DB    0xfffff7ff
             #define APBUART_CTRL_REG_MASK_TE    0x00000002
-            #define APBUART_SCALER_RELOAD_VALUE 0x00000050      // 25 MHz => about 38400 (0x50)
+            // scaler value = system_clock_frequency / ( baud_rate * 8 ) - 1
+            #define APBUART_SCALER_RELOAD_VALUE 0x00000050      // 25 MHz => about 38400
             //**********
             // IRQ LINES
             #define IRQ_SM_SIMULATOR 9
             #define IRQ_SPARC_SM_SIMULATOR 0x19     // see sparcv8.pdf p.76 for interrupt levels
             #define IRQ_WAVEFORM_PICKER 14
             #define IRQ_SPARC_WAVEFORM_PICKER 0x1e  // see sparcv8.pdf p.76 for interrupt levels
             #define IRQ_SPECTRAL_MATRIX 6
             #define IRQ_SPARC_SPECTRAL_MATRIX 0x16  // see sparcv8.pdf p.76 for interrupt levels
             //*****
             // TIME
             #define CLKDIV_SM_SIMULATOR (10416 - 1)     // 10 ms => nominal is 1/96 = 0.010416667, 10417 - 1 = 10416
             #define TIMER_SM_SIMULATOR 1
             #define HK_PERIOD                           100     // 100 * 10ms => 1s
             #define SY_LFR_TIME_SYN_TIMEOUT_in_ms       2000
             #define SY_LFR_TIME_SYN_TIMEOUT_in_ticks    200     // 200 * 10 ms = 2 s
             //**********
             // LPP CODES
             #define LFR_SUCCESSFUL  0
             #define LFR_DEFAULT     1
             #define LFR_EXE_ERROR   2
             //******
             // RTEMS
             #define TASKID_RECV 1
             #define TASKID_ACTN 2
             #define TASKID_SPIQ 3
             #define TASKID_STAT 4
             #define TASKID_AVF0 5
             #define TASKID_SWBD 6
             #define TASKID_WFRM 7
             #define TASKID_DUMB 8
             #define TASKID_HOUS 9
             #define TASKID_PRC0 10
             #define TASKID_CWF3 11
             #define TASKID_CWF2 12
             #define TASKID_CWF1 13
             #define TASKID_SEND 14
             #define TASKID_WTDG 15
             #define TASKID_AVF1 16
             #define TASKID_PRC1 17
             #define TASKID_AVF2 18
             #define TASKID_PRC2 19
             #define TASK_PRIORITY_SPIQ 5
             #define TASK_PRIORITY_WTDG 20
             #define TASK_PRIORITY_HOUS 30
             #define TASK_PRIORITY_CWF1 35   // CWF1 and CWF2 are never running together
             #define TASK_PRIORITY_CWF2 35   //
             #define TASK_PRIORITY_SWBD 37   // SWBD has a lower priority than WFRM, this is to extract the snapshot before sending it
             #define TASK_PRIORITY_WFRM 40
             #define TASK_PRIORITY_CWF3 40   // there is a printf in this function, be careful with its priority wrt CWF1
             #define TASK_PRIORITY_SEND 45
             #define TASK_PRIORITY_RECV 50
             #define TASK_PRIORITY_ACTN 50
             #define TASK_PRIORITY_AVF0 60
             #define TASK_PRIORITY_AVF1 70
             #define TASK_PRIORITY_PRC0 100
             #define TASK_PRIORITY_PRC1 100
             #define TASK_PRIORITY_AVF2 110
             #define TASK_PRIORITY_PRC2 110
             #define TASK_PRIORITY_STAT 200
             #define TASK_PRIORITY_DUMB 200
             #define MSG_QUEUE_COUNT_RECV  10
             #define MSG_QUEUE_COUNT_SEND  50
             #define MSG_QUEUE_COUNT_PRC0  10
             #define MSG_QUEUE_COUNT_PRC1  10
             #define MSG_QUEUE_COUNT_PRC2  5
             #define MSG_QUEUE_SIZE_SEND             810 // 806 + 4 => TM_LFR_SCIENCE_BURST_BP2_F1
             #define ACTION_MSG_SPW_IOCTL_SEND_SIZE  24  // hlen *hdr dlen *data sent options
             #define MSG_QUEUE_SIZE_PRC0             20  // two pointers and one rtems_event + 2 integers
             #define MSG_QUEUE_SIZE_PRC1             20  // two pointers and one rtems_event + 2 integers
             #define MSG_QUEUE_SIZE_PRC2             20  // two pointers and one rtems_event + 2 integers
             #define QUEUE_RECV 0
             #define QUEUE_SEND 1
             #define QUEUE_PRC0 2
             #define QUEUE_PRC1 3
             #define QUEUE_PRC2 4
             //*******
             // MACROS
             #ifdef PRINT_MESSAGES_ON_CONSOLE
             #define PRINTF(x) printf(x);
             #define PRINTF1(x,y) printf(x,y);
             #define PRINTF2(x,y,z) printf(x,y,z);
             #else
             #define PRINTF(x) ;
             #define PRINTF1(x,y) ;
             #define PRINTF2(x,y,z) ;
             #endif
             #ifdef BOOT_MESSAGES
             #define BOOT_PRINTF(x) printf(x);
             #define BOOT_PRINTF1(x,y) printf(x,y);
             #define BOOT_PRINTF2(x,y,z) printf(x,y,z);
             #else
             #define BOOT_PRINTF(x) ;
             #define BOOT_PRINTF1(x,y) ;
             #define BOOT_PRINTF2(x,y,z) ;
             #endif
             #ifdef DEBUG_MESSAGES
             #define DEBUG_PRINTF(x) printf(x);
             #define DEBUG_PRINTF1(x,y) printf(x,y);
             #define DEBUG_PRINTF2(x,y,z) printf(x,y,z);
             #else
             #define DEBUG_PRINTF(x) ;
             #define DEBUG_PRINTF1(x,y) ;
             #define DEBUG_PRINTF2(x,y,z) ;
             #endif
             #define CPU_USAGE_REPORT_PERIOD 6   // * 10 s = period
             struct param_local_str{
                 unsigned int local_sbm1_nb_cwf_sent;
                 unsigned int local_sbm1_nb_cwf_max;
                 unsigned int local_sbm2_nb_cwf_sent;
                 unsigned int local_sbm2_nb_cwf_max;
             };
             #endif // FSW_PARAMS_H_INCLUDED

header/wf_handler.h +1 -1

             #ifndef WF_HANDLER_H_INCLUDED
             #define WF_HANDLER_H_INCLUDED
             #include <rtems.h>
             #include <grspw.h>
             #include <stdio.h>
             #include <math.h>
             #include "fsw_params.h"
             #include "fsw_spacewire.h"
             #include "fsw_misc.h"
             #include "fsw_params_wf_handler.h"
             #define pi 3.1415
             extern int fdSPW;
             //*****************
             // waveform buffers
             extern volatile int wf_snap_f0[ ];
             extern volatile int wf_snap_f1[ ];
             extern volatile int wf_snap_f2[ ];
             extern volatile int wf_cont_f3[ ];
             extern char wf_cont_f3_light[ ];
             extern waveform_picker_regs_new_t *waveform_picker_regs;
             extern time_management_regs_t *time_management_regs;
             extern Packet_TM_LFR_HK_t housekeeping_packet;
             extern Packet_TM_LFR_PARAMETER_DUMP_t parameter_dump_packet;
             extern struct param_local_str param_local;
             extern unsigned short sequenceCounters_SCIENCE_NORMAL_BURST;
             extern unsigned short sequenceCounters_SCIENCE_SBM1_SBM2;
             extern rtems_id    Task_id[20];         /* array of task ids */
             extern unsigned char lfrCurrentMode;
             //**********
             // RTEMS_ISR
             void reset_extractSWF( void );
             rtems_isr waveforms_isr( rtems_vector_number vector );
             //***********
             // RTEMS_TASK
             rtems_task wfrm_task( rtems_task_argument argument );
             rtems_task cwf3_task( rtems_task_argument argument );
             rtems_task cwf2_task( rtems_task_argument argument );
             rtems_task cwf1_task( rtems_task_argument argument );
             rtems_task swbd_task( rtems_task_argument argument );
             //******************
             // general functions
             void WFP_init_rings( void );
             void init_waveform_ring( ring_node waveform_ring[], unsigned char nbNodes, volatile int wfrm[] );
             void WFP_reset_current_ring_nodes( void );
             //
             int init_header_snapshot_wf_table(      unsigned int sid, Header_TM_LFR_SCIENCE_SWF_t *headerSWF );
             int init_header_continuous_wf_table(    unsigned int sid, Header_TM_LFR_SCIENCE_CWF_t *headerCWF );
             int init_header_continuous_cwf3_light_table( Header_TM_LFR_SCIENCE_CWF_t *headerCWF );
             //
             int send_waveform_SWF(  volatile int *waveform, unsigned int sid, Header_TM_LFR_SCIENCE_SWF_t *headerSWF, rtems_id queue_id );
             int send_waveform_CWF(  volatile int *waveform, unsigned int sid, Header_TM_LFR_SCIENCE_CWF_t *headerCWF, rtems_id queue_id );
             int send_waveform_CWF3( volatile int *waveform, unsigned int sid, Header_TM_LFR_SCIENCE_CWF_t *headerCWF, rtems_id queue_id );
             int send_waveform_CWF3_light( volatile int *waveform, Header_TM_LFR_SCIENCE_CWF_t *headerCWF, rtems_id queue_id );
             //
             void compute_acquisition_time(unsigned int coarseTime, unsigned int fineTime,
                                           unsigned int sid, unsigned char pa_lfr_pkt_nr, unsigned char *acquisitionTime );
             void build_snapshot_from_ring(ring_node *ring_node_to_send , unsigned char frequencyChannel );
-            void build_acquisition_time( unsigned long long int * acquisitionTimeAslong, ring_node *current_ring_node );
+            void snapshot_resynchronization( unsigned char *timePtr );
             //
             rtems_id get_pkts_queue_id( void );
             //**************
             // wfp registers
             // RESET
             void reset_wfp_burst_enable( void );
             void reset_wfp_status(void);
             void reset_waveform_picker_regs( void );
             // SET
             void set_wfp_data_shaping(void);
             void set_wfp_burst_enable_register( unsigned char mode );
             void set_wfp_delta_snapshot( void );
             void set_wfp_delta_f0_f0_2( void );
             void set_wfp_delta_f1( void );
             void set_wfp_delta_f2( void );
             //*****************
             // local parameters
             void increment_seq_counter_source_id( unsigned char *packet_sequence_control, unsigned int sid );
             #endif // WF_HANDLER_H_INCLUDED

src/tc_handler.c +2 0

             /** Functions and tasks related to TeleCommand handling.
              *
              * @file
              * @author P. LEROY
              *
              * A group of functions to handle TeleCommands:\n
              * action launching\n
              * TC parsing\n
              * ...
              *
              */
             #include "tc_handler.h"
             //***********
             // RTEMS TASK
             rtems_task actn_task( rtems_task_argument unused )
             {
                 /** This RTEMS task is responsible for launching actions upton the reception of valid TeleCommands.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  * The ACTN task waits for data coming from an RTEMS msesage queue. When data arrives, it launches specific actions depending
                  * on the incoming TeleCommand.
                  *
                  */
                 int result;
                 rtems_status_code status;       // RTEMS status code
                 ccsdsTelecommandPacket_t TC;    // TC sent to the ACTN task
                 size_t size;                    // size of the incoming TC packet
                 unsigned char subtype;          // subtype of the current TC packet
                 unsigned char time[6];
                 rtems_id queue_rcv_id;
                 rtems_id queue_snd_id;
                 status =  get_message_queue_id_recv( &queue_rcv_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in ACTN *** ERR get_message_queue_id_recv %d\n", status)
                 }
                 status =  get_message_queue_id_send( &queue_snd_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in ACTN *** ERR get_message_queue_id_send %d\n", status)
                 }
                 result = LFR_SUCCESSFUL;
                 subtype = 0;          // subtype of the current TC packet
                 BOOT_PRINTF("in ACTN *** \n")
                 while(1)
                 {
                     status = rtems_message_queue_receive( queue_rcv_id, (char*) &TC, &size,
                                                          RTEMS_WAIT, RTEMS_NO_TIMEOUT);
                     getTime( time );    // set time to the current time
                     if (status!=RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("ERR *** in task ACTN *** error receiving a message, code %d \n", status)
                     }
                     else
                     {
                         subtype = TC.serviceSubType;
                         switch(subtype)
                         {
                             case TC_SUBTYPE_RESET:
                                 result = action_reset( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_LOAD_COMM:
                                 result = action_load_common_par( &TC );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_LOAD_NORM:
                                 result = action_load_normal_par( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_LOAD_BURST:
                                 result = action_load_burst_par( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_LOAD_SBM1:
                                 result = action_load_sbm1_par( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_LOAD_SBM2:
                                 result = action_load_sbm2_par( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_DUMP:
                                 result = action_dump_par( queue_snd_id );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_ENTER:
                                 result = action_enter_mode( &TC, queue_snd_id );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_UPDT_INFO:
                                 result = action_update_info( &TC, queue_snd_id );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_EN_CAL:
                                 result = action_enable_calibration( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_DIS_CAL:
                                 result = action_disable_calibration( &TC, queue_snd_id, time );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             case TC_SUBTYPE_UPDT_TIME:
                                 result = action_update_time( &TC );
                                 close_action( &TC, result, queue_snd_id );
                                 break;
                                 //
                             default:
                                 break;
                         }
                     }
                 }
             }
             //***********
             // TC ACTIONS
             int action_reset(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
             {
                 /** This function executes specific actions when a TC_LFR_RESET TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  */
+                printf("this is the end!!!\n");
+                exit(0);
                 send_tm_lfr_tc_exe_not_implemented( TC, queue_id, time );
                 return LFR_DEFAULT;
             }
             int action_enter_mode(ccsdsTelecommandPacket_t *TC, rtems_id queue_id )
             {
                 /** This function executes specific actions when a TC_LFR_ENTER_MODE TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  */
                 rtems_status_code status;
                 unsigned char requestedMode;
                 unsigned int *transitionCoarseTime_ptr;
                 unsigned int transitionCoarseTime;
                 unsigned char * bytePosPtr;
                 bytePosPtr = (unsigned char *) &TC->packetID;
                 requestedMode = bytePosPtr[ BYTE_POS_CP_MODE_LFR_SET ];
                 transitionCoarseTime_ptr = (unsigned int *) ( &bytePosPtr[ BYTE_POS_CP_LFR_ENTER_MODE_TIME ] );
                 transitionCoarseTime = (*transitionCoarseTime_ptr) & 0x7fffffff;
                 status = check_mode_value( requestedMode );
                 if ( status != LFR_SUCCESSFUL )     // the mode value is inconsistent
                 {
                     send_tm_lfr_tc_exe_inconsistent( TC, queue_id, BYTE_POS_CP_MODE_LFR_SET, requestedMode );
                 }
                 else                                // the mode value is consistent, check the transition
                 {
                     status = check_mode_transition(requestedMode);
                     if (status != LFR_SUCCESSFUL)
                     {
                         PRINTF("ERR *** in action_enter_mode *** check_mode_transition\n")
                         send_tm_lfr_tc_exe_not_executable( TC, queue_id );
                     }
                 }
                 if ( status == LFR_SUCCESSFUL )     // the transition is valid, enter the mode
                 {
                     status = check_transition_date( transitionCoarseTime );
                     if (status != LFR_SUCCESSFUL)
                     {
                         PRINTF("ERR *** in action_enter_mode *** check_transition_date\n")
                         send_tm_lfr_tc_exe_inconsistent( TC, queue_id,
                                                          BYTE_POS_CP_LFR_ENTER_MODE_TIME,
                                                          bytePosPtr[ BYTE_POS_CP_LFR_ENTER_MODE_TIME + 3 ] );
                     }
                 }
                 if ( status == LFR_SUCCESSFUL )     // the date is valid, enter the mode
                 {
                     PRINTF1("OK  *** in action_enter_mode *** enter mode %d\n", requestedMode);
                     status = enter_mode( requestedMode, transitionCoarseTime );
                 }
                 return status;
             }
             int action_update_info(ccsdsTelecommandPacket_t *TC, rtems_id queue_id)
             {
                 /** This function executes specific actions when a TC_LFR_UPDATE_INFO TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  * @return LFR directive status code:
                  * - LFR_DEFAULT
                  * - LFR_SUCCESSFUL
                  *
                  */
                 unsigned int val;
                 int result;
                 unsigned int status;
                 unsigned char mode;
                 unsigned char * bytePosPtr;
                 bytePosPtr = (unsigned char *) &TC->packetID;
                 // check LFR mode
                 mode = (bytePosPtr[ BYTE_POS_UPDATE_INFO_PARAMETERS_SET5 ] & 0x1e) >> 1;
                 status = check_update_info_hk_lfr_mode( mode );
                 if (status == LFR_SUCCESSFUL)  // check TDS mode
                 {
                     mode = (bytePosPtr[ BYTE_POS_UPDATE_INFO_PARAMETERS_SET6 ] & 0xf0) >> 4;
                     status = check_update_info_hk_tds_mode( mode );
                 }
                 if (status == LFR_SUCCESSFUL)  // check THR mode
                 {
                     mode = (bytePosPtr[ BYTE_POS_UPDATE_INFO_PARAMETERS_SET6 ] & 0x0f);
                     status = check_update_info_hk_thr_mode( mode );
                 }
                 if (status == LFR_SUCCESSFUL)  // if the parameter check is successful
                 {
                     val = housekeeping_packet.hk_lfr_update_info_tc_cnt[0] * 256
                             + housekeeping_packet.hk_lfr_update_info_tc_cnt[1];
                     val++;
                     housekeeping_packet.hk_lfr_update_info_tc_cnt[0] = (unsigned char) (val >> 8);
                     housekeeping_packet.hk_lfr_update_info_tc_cnt[1] = (unsigned char) (val);
                 }
                 result = status;
                 return result;
             }
             int action_enable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
             {
                 /** This function executes specific actions when a TC_LFR_ENABLE_CALIBRATION TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  */
                 int result;
                 unsigned char lfrMode;
                 result = LFR_DEFAULT;
                 lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4;
                 send_tm_lfr_tc_exe_not_implemented( TC, queue_id, time );
                 result = LFR_DEFAULT;
                 return result;
             }
             int action_disable_calibration(ccsdsTelecommandPacket_t *TC, rtems_id queue_id, unsigned char *time)
             {
                 /** This function executes specific actions when a TC_LFR_DISABLE_CALIBRATION TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  */
                 int result;
                 unsigned char lfrMode;
                 result = LFR_DEFAULT;
                 lfrMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4;
                 send_tm_lfr_tc_exe_not_implemented( TC, queue_id, time );
                 result = LFR_DEFAULT;
                 return result;
             }
             int action_update_time(ccsdsTelecommandPacket_t *TC)
             {
                 /** This function executes specific actions when a TC_LFR_UPDATE_TIME TeleCommand has been received.
                  *
                  * @param TC points to the TeleCommand packet that is being processed
                  * @param queue_id is the id of the queue which handles TM transmission by the SpaceWire driver
                  *
                  * @return LFR_SUCCESSFUL
                  *
                  */
                 unsigned int val;
                 time_management_regs->coarse_time_load = (TC->dataAndCRC[0] << 24)
                                                             + (TC->dataAndCRC[1] << 16)
                                                             + (TC->dataAndCRC[2] << 8)
                                                             + TC->dataAndCRC[3];
                 val = housekeeping_packet.hk_lfr_update_time_tc_cnt[0] * 256
                         + housekeeping_packet.hk_lfr_update_time_tc_cnt[1];
                 val++;
                 housekeeping_packet.hk_lfr_update_time_tc_cnt[0] = (unsigned char) (val >> 8);
                 housekeeping_packet.hk_lfr_update_time_tc_cnt[1] = (unsigned char) (val);
                 return LFR_SUCCESSFUL;
             }
             //*******************
             // ENTERING THE MODES
             int check_mode_value( unsigned char requestedMode )
             {
                 int status;
                 if ( (requestedMode != LFR_MODE_STANDBY)
                      && (requestedMode != LFR_MODE_NORMAL) && (requestedMode != LFR_MODE_BURST)
                      && (requestedMode != LFR_MODE_SBM1) && (requestedMode != LFR_MODE_SBM2) )
                 {
                     status = LFR_DEFAULT;
                 }
                 else
                 {
                     status = LFR_SUCCESSFUL;
                 }
                 return status;
             }
             int check_mode_transition( unsigned char requestedMode )
             {
                 /** This function checks the validity of the transition requested by the TC_LFR_ENTER_MODE.
                  *
                  * @param requestedMode is the mode requested by the TC_LFR_ENTER_MODE
                  *
                  * @return LFR directive status codes:
                  * - LFR_SUCCESSFUL - the transition is authorized
                  * - LFR_DEFAULT - the transition is not authorized
                  *
                  */
                 int status;
                 switch (requestedMode)
                 {
                 case LFR_MODE_STANDBY:
                     if ( lfrCurrentMode == LFR_MODE_STANDBY ) {
                         status = LFR_DEFAULT;
                     }
                     else
                     {
                         status = LFR_SUCCESSFUL;
                     }
                     break;
                 case LFR_MODE_NORMAL:
                     if ( lfrCurrentMode == LFR_MODE_NORMAL ) {
                         status = LFR_DEFAULT;
                     }
                     else {
                         status = LFR_SUCCESSFUL;
                     }
                     break;
                 case LFR_MODE_BURST:
                     if ( lfrCurrentMode == LFR_MODE_BURST ) {
                         status = LFR_DEFAULT;
                     }
                     else {
                         status = LFR_SUCCESSFUL;
                     }
                     break;
                 case LFR_MODE_SBM1:
                     if ( lfrCurrentMode == LFR_MODE_SBM1 ) {
                         status = LFR_DEFAULT;
                     }
                     else {
                         status = LFR_SUCCESSFUL;
                     }
                     break;
                 case LFR_MODE_SBM2:
                     if ( lfrCurrentMode == LFR_MODE_SBM2 ) {
                         status = LFR_DEFAULT;
                     }
                     else {
                         status = LFR_SUCCESSFUL;
                     }
                     break;
                 default:
                     status = LFR_DEFAULT;
                     break;
                 }
                 return status;
             }
             int check_transition_date( unsigned int transitionCoarseTime )
             {
                 int status;
                 unsigned int localCoarseTime;
                 unsigned int deltaCoarseTime;
                 status = LFR_SUCCESSFUL;
                 if (transitionCoarseTime == 0)  // transition time = 0 means an instant transition
                 {
                     status = LFR_SUCCESSFUL;
                 }
                 else
                 {
                     localCoarseTime = time_management_regs->coarse_time & 0x7fffffff;
                     if ( transitionCoarseTime <= localCoarseTime )   // SSS-CP-EQS-322
                     {
                         status = LFR_DEFAULT;
                         PRINTF2("ERR *** in check_transition_date *** transition = %x, local = %x\n", transitionCoarseTime, localCoarseTime)
                     }
                     if (status == LFR_SUCCESSFUL)
                     {
                         deltaCoarseTime = transitionCoarseTime - localCoarseTime;
                         if ( deltaCoarseTime > 3 )                  // SSS-CP-EQS-323
                         {
                             status = LFR_DEFAULT;
                             PRINTF1("ERR *** in check_transition_date *** deltaCoarseTime = %x\n", deltaCoarseTime)
                         }
                     }
                 }
                 return status;
             }
             int stop_current_mode( void )
             {
                 /** This function stops the current mode by masking interrupt lines and suspending science tasks.
                  *
                  * @return RTEMS directive status codes:
                  * - RTEMS_SUCCESSFUL - task restarted successfully
                  * - RTEMS_INVALID_ID - task id invalid
                  * - RTEMS_ALREADY_SUSPENDED - task already suspended
                  *
                  */
                 rtems_status_code status;
                 status = RTEMS_SUCCESSFUL;
                 // (1) mask interruptions
                 LEON_Mask_interrupt( IRQ_WAVEFORM_PICKER );     // mask waveform picker interrupt
                 LEON_Mask_interrupt( IRQ_SPECTRAL_MATRIX );    // clear spectral matrix interrupt
                 // (2) clear interruptions
                 LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER );    // clear waveform picker interrupt
                 LEON_Clear_interrupt( IRQ_SPECTRAL_MATRIX );    // clear spectral matrix interrupt
                 // (3) reset waveform picker registers
                 reset_wfp_burst_enable();                       // reset burst and enable bits
                 reset_wfp_status();                             // reset all the status bits
                 // (4) reset spectral matrices registers
                 set_irq_on_new_ready_matrix( 0 );               // stop the spectral matrices
                 set_run_matrix_spectral( 0 );                   // run_matrix_spectral is set to 0
                 reset_extractSWF();                             // reset the extractSWF flag to false
                 // <Spectral Matrices simulator>
                 LEON_Mask_interrupt( IRQ_SM_SIMULATOR );                  // mask spectral matrix interrupt simulator
                 timer_stop( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_SM_SIMULATOR );
                 LEON_Clear_interrupt( IRQ_SM_SIMULATOR );                 // clear spectral matrix interrupt simulator
                 // </Spectral Matrices simulator>
                 // suspend several tasks
                 if (lfrCurrentMode != LFR_MODE_STANDBY) {
                     status = suspend_science_tasks();
                 }
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in stop_current_mode *** in suspend_science_tasks *** ERR code: %d\n", status)
                 }
                 return status;
             }
             int enter_mode( unsigned char mode, unsigned int transitionCoarseTime )
             {
                 /** This function is launched after a mode transition validation.
                  *
                  * @param mode is the mode in which LFR will be put.
                  *
                  * @return RTEMS directive status codes:
                  * - RTEMS_SUCCESSFUL - the mode has been entered successfully
                  * - RTEMS_NOT_SATISFIED - the mode has not been entered successfully
                  *
                  */
                 rtems_status_code status;
                 //**********************
                 // STOP THE CURRENT MODE
                 status = stop_current_mode();
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("ERR *** in enter_mode *** stop_current_mode with mode = %d\n", mode)
                 }
                 //*************************
                 // ENTER THE REQUESTED MODE
                 if ( (mode == LFR_MODE_NORMAL) || (mode == LFR_MODE_BURST)
                      || (mode == LFR_MODE_SBM1) || (mode == LFR_MODE_SBM2) )
                 {
             #ifdef PRINT_TASK_STATISTICS
                     rtems_cpu_usage_reset();
                     maxCount = 0;
             #endif
                     status = restart_science_tasks( mode );
                     launch_waveform_picker( mode, transitionCoarseTime );
                     launch_spectral_matrix( );
             //        launch_spectral_matrix_simu( );
                 }
                 else if ( mode == LFR_MODE_STANDBY )
                 {
             #ifdef PRINT_TASK_STATISTICS
                     rtems_cpu_usage_report();
             #endif
             #ifdef PRINT_STACK_REPORT
                     PRINTF("stack report selected\n")
                     rtems_stack_checker_report_usage();
             #endif
                     PRINTF1("maxCount = %d\n", maxCount)
                 }
                 else
                 {
                     status = RTEMS_UNSATISFIED;
                 }
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("ERR *** in enter_mode *** status = %d\n", status)
                     status = RTEMS_UNSATISFIED;
                 }
                 return status;
             }
             int restart_science_tasks(unsigned char lfrRequestedMode )
             {
                 /** This function is used to restart all science tasks.
                  *
                  * @return RTEMS directive status codes:
                  * - RTEMS_SUCCESSFUL - task restarted successfully
                  * - RTEMS_INVALID_ID - task id invalid
                  * - RTEMS_INCORRECT_STATE - task never started
                  * - RTEMS_ILLEGAL_ON_REMOTE_OBJECT - cannot restart remote task
                  *
                  * Science tasks are AVF0, PRC0, WFRM, CWF3, CW2, CWF1
                  *
                  */
                 rtems_status_code status[10];
                 rtems_status_code ret;
                 ret = RTEMS_SUCCESSFUL;
                 status[0] = rtems_task_restart( Task_id[TASKID_AVF0], lfrRequestedMode );
                 if (status[0] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** AVF0 ERR %d\n", status[0])
                 }
                 status[1] = rtems_task_restart( Task_id[TASKID_PRC0], lfrRequestedMode );
                 if (status[1] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** PRC0 ERR %d\n", status[1])
                 }
                 status[2] = rtems_task_restart( Task_id[TASKID_WFRM],1 );
                 if (status[2] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** WFRM ERR %d\n", status[2])
                 }
                 status[3] = rtems_task_restart( Task_id[TASKID_CWF3],1 );
                 if (status[3] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** CWF3 ERR %d\n", status[3])
                 }
                 status[4] = rtems_task_restart( Task_id[TASKID_CWF2],1 );
                 if (status[4] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** CWF2 ERR %d\n", status[4])
                 }
                 status[5] = rtems_task_restart( Task_id[TASKID_CWF1],1 );
                 if (status[5] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** CWF1 ERR %d\n", status[5])
                 }
                 status[6] = rtems_task_restart( Task_id[TASKID_AVF1], lfrRequestedMode );
                 if (status[6] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** AVF1 ERR %d\n", status[6])
                 }
                 status[7] = rtems_task_restart( Task_id[TASKID_PRC1],lfrRequestedMode );
                 if (status[7] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** PRC1 ERR %d\n", status[7])
                 }
                 status[8] = rtems_task_restart( Task_id[TASKID_AVF2], 1 );
                 if (status[8] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** AVF2 ERR %d\n", status[8])
                 }
                 status[9] = rtems_task_restart( Task_id[TASKID_PRC2], 1 );
                 if (status[9] != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in restart_science_task *** PRC2 ERR %d\n", status[9])
                 }
                 if ( (status[0] != RTEMS_SUCCESSFUL) || (status[1] != RTEMS_SUCCESSFUL) ||
                      (status[2] != RTEMS_SUCCESSFUL) || (status[3] != RTEMS_SUCCESSFUL) ||
                      (status[4] != RTEMS_SUCCESSFUL) || (status[5] != RTEMS_SUCCESSFUL) ||
                      (status[6] != RTEMS_SUCCESSFUL) || (status[7] != RTEMS_SUCCESSFUL) ||
                      (status[8] != RTEMS_SUCCESSFUL) || (status[9] != RTEMS_SUCCESSFUL) )
                 {
                     ret = RTEMS_UNSATISFIED;
                 }
                 return ret;
             }
             int suspend_science_tasks()
             {
                 /** This function suspends the science tasks.
                  *
                  * @return RTEMS directive status codes:
                  * - RTEMS_SUCCESSFUL - task restarted successfully
                  * - RTEMS_INVALID_ID - task id invalid
                  * - RTEMS_ALREADY_SUSPENDED - task already suspended
                  *
                  */
                 rtems_status_code status;
                 status = rtems_task_suspend( Task_id[TASKID_AVF0] );    // suspend AVF0
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in suspend_science_task *** AVF0 ERR %d\n", status)
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend PRC0
                 {
                     status = rtems_task_suspend( Task_id[TASKID_PRC0] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** PRC0 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend AVF1
                 {
                     status = rtems_task_suspend( Task_id[TASKID_AVF1] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** AVF1 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend PRC1
                 {
                     status = rtems_task_suspend( Task_id[TASKID_PRC1] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** PRC1 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend AVF2
                 {
                     status = rtems_task_suspend( Task_id[TASKID_AVF2] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** AVF2 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend PRC2
                 {
                     status = rtems_task_suspend( Task_id[TASKID_PRC2] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** PRC2 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend WFRM
                 {
                     status = rtems_task_suspend( Task_id[TASKID_WFRM] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** WFRM ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend CWF3
                 {
                     status = rtems_task_suspend( Task_id[TASKID_CWF3] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** CWF3 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend CWF2
                 {
                     status = rtems_task_suspend( Task_id[TASKID_CWF2] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** CWF2 ERR %d\n", status)
                     }
                 }
                 if (status == RTEMS_SUCCESSFUL)        // suspend CWF1
                 {
                     status = rtems_task_suspend( Task_id[TASKID_CWF1] );
                     if (status != RTEMS_SUCCESSFUL)
                     {
                         PRINTF1("in suspend_science_task *** CWF1 ERR %d\n", status)
                     }
                 }
                 return status;
             }
             void launch_waveform_picker( unsigned char mode, unsigned int transitionCoarseTime )
             {
                 WFP_reset_current_ring_nodes();
                 reset_waveform_picker_regs();
                 set_wfp_burst_enable_register( mode );
                 LEON_Clear_interrupt( IRQ_WAVEFORM_PICKER );
                 LEON_Unmask_interrupt( IRQ_WAVEFORM_PICKER );
                 waveform_picker_regs->run_burst_enable = waveform_picker_regs->run_burst_enable | 0x80; // [1000 0000]
                 if (transitionCoarseTime == 0)
                 {
                     waveform_picker_regs->start_date = time_management_regs->coarse_time;
                 }
                 else
                 {
                     waveform_picker_regs->start_date = transitionCoarseTime;
                 }
                 PRINTF1("commutation coarse time = %d\n", transitionCoarseTime)
             }
             void launch_spectral_matrix( void )
             {
                 SM_reset_current_ring_nodes();
                 reset_spectral_matrix_regs();
                 reset_nb_sm();
                 struct grgpio_regs_str *grgpio_regs = (struct grgpio_regs_str *) REGS_ADDR_GRGPIO;
                 grgpio_regs->io_port_direction_register =
                         grgpio_regs->io_port_direction_register | 0x01; // [0000 0001], 0 = output disabled, 1 = output enabled
                 grgpio_regs->io_port_output_register = grgpio_regs->io_port_output_register & 0xfffffffe; // set the bit 0 to 0
                 set_irq_on_new_ready_matrix( 1 );
                 LEON_Clear_interrupt( IRQ_SPECTRAL_MATRIX );
                 LEON_Unmask_interrupt( IRQ_SPECTRAL_MATRIX );
                 set_run_matrix_spectral( 1 );
             }
             void launch_spectral_matrix_simu( void )
             {
                 SM_reset_current_ring_nodes();
                 reset_spectral_matrix_regs();
                 reset_nb_sm();
                 // Spectral Matrices simulator
                 timer_start( (gptimer_regs_t*) REGS_ADDR_GPTIMER, TIMER_SM_SIMULATOR );
                 LEON_Clear_interrupt( IRQ_SM_SIMULATOR );
                 LEON_Unmask_interrupt( IRQ_SM_SIMULATOR );
             }
             void set_irq_on_new_ready_matrix( unsigned char value )
             {
                 if (value == 1)
                 {
                     spectral_matrix_regs->config = spectral_matrix_regs->config | 0x01;
                 }
                 else
                 {
                     spectral_matrix_regs->config = spectral_matrix_regs->config & 0xfffffffe;   // 1110
                 }
             }
             void set_run_matrix_spectral( unsigned char value )
             {
                 if (value == 1)
                 {
                     spectral_matrix_regs->config = spectral_matrix_regs->config | 0x4;  // [0100] set run_matrix spectral to 1
                 }
                 else
                 {
                     spectral_matrix_regs->config = spectral_matrix_regs->config & 0xfffffffb;  // [1011] set run_matrix spectral to 0
                 }
             }
             //****************
             // CLOSING ACTIONS
             void update_last_TC_exe( ccsdsTelecommandPacket_t *TC, unsigned char * time )
             {
                 /** This function is used to update the HK packets statistics after a successful TC execution.
                  *
                  * @param TC points to the TC being processed
                  * @param time is the time used to date the TC execution
                  *
                  */
                 unsigned int val;
                 housekeeping_packet.hk_lfr_last_exe_tc_id[0] = TC->packetID[0];
                 housekeeping_packet.hk_lfr_last_exe_tc_id[1] = TC->packetID[1];
                 housekeeping_packet.hk_lfr_last_exe_tc_type[0] = 0x00;
                 housekeeping_packet.hk_lfr_last_exe_tc_type[1] = TC->serviceType;
                 housekeeping_packet.hk_lfr_last_exe_tc_subtype[0] = 0x00;
                 housekeeping_packet.hk_lfr_last_exe_tc_subtype[1] = TC->serviceSubType;
                 housekeeping_packet.hk_lfr_last_exe_tc_time[0] = time[0];
                 housekeeping_packet.hk_lfr_last_exe_tc_time[1] = time[1];
                 housekeeping_packet.hk_lfr_last_exe_tc_time[2] = time[2];
                 housekeeping_packet.hk_lfr_last_exe_tc_time[3] = time[3];
                 housekeeping_packet.hk_lfr_last_exe_tc_time[4] = time[4];
                 housekeeping_packet.hk_lfr_last_exe_tc_time[5] = time[5];
                 val = housekeeping_packet.hk_lfr_exe_tc_cnt[0] * 256 + housekeeping_packet.hk_lfr_exe_tc_cnt[1];
                 val++;
                 housekeeping_packet.hk_lfr_exe_tc_cnt[0] = (unsigned char) (val >> 8);
                 housekeeping_packet.hk_lfr_exe_tc_cnt[1] = (unsigned char) (val);
             }
             void update_last_TC_rej(ccsdsTelecommandPacket_t *TC, unsigned char * time )
             {
                 /** This function is used to update the HK packets statistics after a TC rejection.
                  *
                  * @param TC points to the TC being processed
                  * @param time is the time used to date the TC rejection
                  *
                  */
                 unsigned int val;
                 housekeeping_packet.hk_lfr_last_rej_tc_id[0] = TC->packetID[0];
                 housekeeping_packet.hk_lfr_last_rej_tc_id[1] = TC->packetID[1];
                 housekeeping_packet.hk_lfr_last_rej_tc_type[0] = 0x00;
                 housekeeping_packet.hk_lfr_last_rej_tc_type[1] = TC->serviceType;
                 housekeeping_packet.hk_lfr_last_rej_tc_subtype[0] = 0x00;
                 housekeeping_packet.hk_lfr_last_rej_tc_subtype[1] = TC->serviceSubType;
                 housekeeping_packet.hk_lfr_last_rej_tc_time[0] = time[0];
                 housekeeping_packet.hk_lfr_last_rej_tc_time[1] = time[1];
                 housekeeping_packet.hk_lfr_last_rej_tc_time[2] = time[2];
                 housekeeping_packet.hk_lfr_last_rej_tc_time[3] = time[3];
                 housekeeping_packet.hk_lfr_last_rej_tc_time[4] = time[4];
                 housekeeping_packet.hk_lfr_last_rej_tc_time[5] = time[5];
                 val = housekeeping_packet.hk_lfr_rej_tc_cnt[0] * 256 + housekeeping_packet.hk_lfr_rej_tc_cnt[1];
                 val++;
                 housekeeping_packet.hk_lfr_rej_tc_cnt[0] = (unsigned char) (val >> 8);
                 housekeeping_packet.hk_lfr_rej_tc_cnt[1] = (unsigned char) (val);
             }
             void close_action(ccsdsTelecommandPacket_t *TC, int result, rtems_id queue_id )
             {
                 /** This function is the last step of the TC execution workflow.
                  *
                  * @param TC points to the TC being processed
                  * @param result is the result of the TC execution (LFR_SUCCESSFUL / LFR_DEFAULT)
                  * @param queue_id is the id of the RTEMS message queue used to send TM packets
                  * @param time is the time used to date the TC execution
                  *
                  */
                 unsigned char requestedMode;
                 if (result == LFR_SUCCESSFUL)
                 {
                     if ( !( (TC->serviceType==TC_TYPE_TIME) & (TC->serviceSubType==TC_SUBTYPE_UPDT_TIME) )
                          &
                          !( (TC->serviceType==TC_TYPE_GEN) & (TC->serviceSubType==TC_SUBTYPE_UPDT_INFO))
                          )
                     {
                         send_tm_lfr_tc_exe_success( TC, queue_id );
                     }
                     if ( (TC->serviceType == TC_TYPE_GEN) & (TC->serviceSubType == TC_SUBTYPE_ENTER) )
                     {
                         //**********************************
                         // UPDATE THE LFRMODE LOCAL VARIABLE
                         requestedMode = TC->dataAndCRC[1];
                         housekeeping_packet.lfr_status_word[0] = (unsigned char) ((requestedMode << 4) + 0x0d);
                         updateLFRCurrentMode();
                     }
                 }
                 else if (result == LFR_EXE_ERROR)
                 {
                     send_tm_lfr_tc_exe_error( TC, queue_id );
                 }
             }
             //***************************
             // Interrupt Service Routines
             rtems_isr commutation_isr1( rtems_vector_number vector )
             {
                 if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
                     printf("In commutation_isr1 *** Error sending event to DUMB\n");
                 }
             }
             rtems_isr commutation_isr2( rtems_vector_number vector )
             {
                 if (rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
                     printf("In commutation_isr2 *** Error sending event to DUMB\n");
                 }
             }
             //****************
             // OTHER FUNCTIONS
             void updateLFRCurrentMode()
             {
                 /** This function updates the value of the global variable lfrCurrentMode.
                  *
                  * lfrCurrentMode is a parameter used by several functions to know in which mode LFR is running.
                  *
                  */
                 // update the local value of lfrCurrentMode with the value contained in the housekeeping_packet structure
                 lfrCurrentMode = (housekeeping_packet.lfr_status_word[0] & 0xf0) >> 4;
             }

src/wf_handler.c +56 -12

             /** Functions and tasks related to waveform packet generation.
              *
              * @file
              * @author P. LEROY
              *
              * A group of functions to handle waveforms, in snapshot or continuous format.\n
              *
              */
             #include "wf_handler.h"
             //*****************
             // waveform headers
             // SWF
             Header_TM_LFR_SCIENCE_SWF_t headerSWF_F0[7];
             Header_TM_LFR_SCIENCE_SWF_t headerSWF_F1[7];
             Header_TM_LFR_SCIENCE_SWF_t headerSWF_F2[7];
             // CWF
             Header_TM_LFR_SCIENCE_CWF_t headerCWF_F1[       NB_PACKETS_PER_GROUP_OF_CWF         ];
             Header_TM_LFR_SCIENCE_CWF_t headerCWF_F2_BURST[ NB_PACKETS_PER_GROUP_OF_CWF         ];
             Header_TM_LFR_SCIENCE_CWF_t headerCWF_F2_SBM2[  NB_PACKETS_PER_GROUP_OF_CWF         ];
             Header_TM_LFR_SCIENCE_CWF_t headerCWF_F3[       NB_PACKETS_PER_GROUP_OF_CWF         ];
             Header_TM_LFR_SCIENCE_CWF_t headerCWF_F3_light[ NB_PACKETS_PER_GROUP_OF_CWF_LIGHT   ];
             //**************
             // waveform ring
             ring_node waveform_ring_f0[NB_RING_NODES_F0];
             ring_node waveform_ring_f1[NB_RING_NODES_F1];
             ring_node waveform_ring_f2[NB_RING_NODES_F2];
             ring_node waveform_ring_f3[NB_RING_NODES_F3];
             ring_node *current_ring_node_f0;
             ring_node *ring_node_to_send_swf_f0;
             ring_node *current_ring_node_f1;
             ring_node *ring_node_to_send_swf_f1;
             ring_node *ring_node_to_send_cwf_f1;
             ring_node *current_ring_node_f2;
             ring_node *ring_node_to_send_swf_f2;
             ring_node *ring_node_to_send_cwf_f2;
             ring_node *current_ring_node_f3;
             ring_node *ring_node_to_send_cwf_f3;
             bool extractSWF = false;
             bool swf_f0_ready = false;
             bool swf_f1_ready = false;
             bool swf_f2_ready = false;
             int wf_snap_extracted[ (NB_SAMPLES_PER_SNAPSHOT * NB_WORDS_SWF_BLK) + TIME_OFFSET ];
             //*********************
             // Interrupt SubRoutine
             void reset_extractSWF( void )
             {
                 extractSWF = false;
                 swf_f0_ready = false;
                 swf_f1_ready = false;
                 swf_f2_ready = false;
             }
             rtems_isr waveforms_isr( rtems_vector_number vector )
             {
                 /** This is the interrupt sub routine called by the waveform picker core.
                  *
                  * This ISR launch different actions depending mainly on two pieces of information:
                  * 1. the values read in the registers of the waveform picker.
                  * 2. the current LFR mode.
                  *
                  */
                 rtems_status_code status;
                 rtems_status_code spare_status;
                 if ( (lfrCurrentMode == LFR_MODE_NORMAL) || (lfrCurrentMode == LFR_MODE_BURST)  // in BURST the data are used to place v, e1 and e2 in the HK packet
                      || (lfrCurrentMode == LFR_MODE_SBM1) || (lfrCurrentMode == LFR_MODE_SBM2) )
                 { // in modes other than STANDBY and BURST, send the CWF_F3 data
                     if ((waveform_picker_regs->status & 0x08) == 0x08){     // [1000] f3 is full
                         // (1) change the receiving buffer for the waveform picker
                         ring_node_to_send_cwf_f3 = current_ring_node_f3;
                         current_ring_node_f3 = current_ring_node_f3->next;
                         waveform_picker_regs->addr_data_f3 = current_ring_node_f3->buffer_address;
                         // (2) send an event for the waveforms transmission
                         if (rtems_event_send( Task_id[TASKID_CWF3], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL) {
                             spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_2 );
                         }
                         rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_2);
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffff777; // reset f3 bits to 0, [1111 0111 0111 0111]
                     }
                 }
                 switch(lfrCurrentMode)
                 {
                     //********
                     // STANDBY
                     case(LFR_MODE_STANDBY):
                     break;
                     //******
                     // NORMAL
                     case(LFR_MODE_NORMAL):
                     if ( (waveform_picker_regs->status & 0xff8) != 0x00)    // [1000] check the error bits
                     {
                         spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_2 );
                     }
                     if ( (waveform_picker_regs->status & 0x07) == 0x07)    // [0111] check the f2, f1, f0 full bits
                     {
                         // change F0 ring node
                         ring_node_to_send_swf_f0 = current_ring_node_f0;
                         current_ring_node_f0 = current_ring_node_f0->next;
                         waveform_picker_regs->addr_data_f0 = current_ring_node_f0->buffer_address;
                         // change F1 ring node
                         ring_node_to_send_swf_f1 = current_ring_node_f1;
                         current_ring_node_f1 = current_ring_node_f1->next;
                         waveform_picker_regs->addr_data_f1 = current_ring_node_f1->buffer_address;
                         // change F2 ring node
                         ring_node_to_send_swf_f2 = current_ring_node_f2;
                         current_ring_node_f2 = current_ring_node_f2->next;
                         waveform_picker_regs->addr_data_f2 = current_ring_node_f2->buffer_address;
                         //
                         if (rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_MODE_NORMAL ) != RTEMS_SUCCESSFUL)
                         {
                             spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_2 );
                         }
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffff888; // [1000 1000 1000]
                     }
                     break;
                     //******
                     // BURST
                     case(LFR_MODE_BURST):
                     if ( (waveform_picker_regs->status & 0x04) == 0x04 ){ // [0100] check the f2 full bit
                         // (1) change the receiving buffer for the waveform picker
                         ring_node_to_send_cwf_f2 = current_ring_node_f2;
                         current_ring_node_f2 = current_ring_node_f2->next;
                         waveform_picker_regs->addr_data_f2 = current_ring_node_f2->buffer_address;
                         // (2) send an event for the waveforms transmission
                         if (rtems_event_send( Task_id[TASKID_CWF2], RTEMS_EVENT_MODE_BURST ) != RTEMS_SUCCESSFUL) {
                             spare_status = rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_2 );
                         }
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffbbb; // [1111 1011 1011 1011] f2 bit = 0
                     }
                     break;
                     //*****
                     // SBM1
                     case(LFR_MODE_SBM1):
                     if ( (waveform_picker_regs->status & 0x02) == 0x02 ) { // [0010] check the f1 full bit
                         // (1) change the receiving buffer for the waveform picker
                         ring_node_to_send_cwf_f1 = current_ring_node_f1;
                         current_ring_node_f1 = current_ring_node_f1->next;
                         waveform_picker_regs->addr_data_f1 = current_ring_node_f1->buffer_address;
                         // (2) send an event for the the CWF1 task for transmission (and snapshot extraction if needed)
                         status = rtems_event_send( Task_id[TASKID_CWF1], RTEMS_EVENT_MODE_SBM1 );
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffddd; // [1111 1101 1101 1101] f1 bits = 0
                     }
                     if ( (waveform_picker_regs->status & 0x01) == 0x01 ) { // [0001] check the f0 full bit
                         swf_f0_ready = true;
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffeee; // [1111 1110 1110 1110] f0 bits = 0
                     }
                     if ( (waveform_picker_regs->status & 0x04) == 0x04 ) { // [0100] check the f2 full bit
                         swf_f2_ready = true;
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffbbb; // [1111 1011 1011 1011] f2 bits = 0
                     }
                     break;
                     //*****
                     // SBM2
                     case(LFR_MODE_SBM2):
                     if ( (waveform_picker_regs->status & 0x04) == 0x04 ){ // [0100] check the f2 full bit
                         // (1) change the receiving buffer for the waveform picker
                         ring_node_to_send_cwf_f2 = current_ring_node_f2;
                         current_ring_node_f2 = current_ring_node_f2->next;
                         waveform_picker_regs->addr_data_f2 = current_ring_node_f2->buffer_address;
                         // (2) send an event for the waveforms transmission
                         status = rtems_event_send( Task_id[TASKID_CWF2], RTEMS_EVENT_MODE_SBM2 );
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffbbb; // [1111 1011 1011 1011] f2 bit = 0
                     }
                     if ( (waveform_picker_regs->status & 0x01) == 0x01 ) { // [0001] check the f0 full bit
                         swf_f0_ready = true;
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffeee; // [1111 1110 1110 1110] f0 bits = 0
                     }
                     if ( (waveform_picker_regs->status & 0x02) == 0x02 ) { // [0010] check the f1 full bit
                         swf_f1_ready = true;
                         waveform_picker_regs->status = waveform_picker_regs->status & 0xfffffddd; // [1111 1101 1101 1101] f1, f0 bits = 0
                     }
                     break;
                     //********
                     // DEFAULT
                     default:
                     break;
                 }
             }
             //************
             // RTEMS TASKS
             rtems_task wfrm_task(rtems_task_argument argument) //used with the waveform picker VHDL IP
             {
                 /** This RTEMS task is dedicated to the transmission of snapshots of the NORMAL mode.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  * The following data packets are sent by this task:
                  * - TM_LFR_SCIENCE_NORMAL_SWF_F0
                  * - TM_LFR_SCIENCE_NORMAL_SWF_F1
                  * - TM_LFR_SCIENCE_NORMAL_SWF_F2
                  *
                  */
                 rtems_event_set event_out;
                 rtems_id queue_id;
                 rtems_status_code status;
+                bool resynchronisationEngaged;
+                resynchronisationEngaged = false;
                 init_header_snapshot_wf_table( SID_NORM_SWF_F0, headerSWF_F0 );
                 init_header_snapshot_wf_table( SID_NORM_SWF_F1, headerSWF_F1 );
                 init_header_snapshot_wf_table( SID_NORM_SWF_F2, headerSWF_F2 );
                 status =  get_message_queue_id_send( &queue_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in WFRM *** ERR get_message_queue_id_send %d\n", status)
                 }
                 BOOT_PRINTF("in WFRM ***\n")
                 while(1){
                     // wait for an RTEMS_EVENT
                     rtems_event_receive(RTEMS_EVENT_MODE_NORMAL | RTEMS_EVENT_MODE_SBM1
                                         | RTEMS_EVENT_MODE_SBM2 | RTEMS_EVENT_MODE_SBM2_WFRM,
                                         RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
+                    if(resynchronisationEngaged == false)
+                    {   // engage resynchronisation
+                        snapshot_resynchronization( (unsigned char *)  ring_node_to_send_swf_f0->buffer_address);
+                        resynchronisationEngaged = true;
+                    }
+                    else
+                    {   // reset delta_snapshot to the nominal value
+                        PRINTF("no resynchronisation, reset delta_snapshot to the nominal value\n")
+                        set_wfp_delta_snapshot();
+                        resynchronisationEngaged = false;
+                    }
+                    //
                     if (event_out == RTEMS_EVENT_MODE_NORMAL)
                     {
                         DEBUG_PRINTF("WFRM received RTEMS_EVENT_MODE_NORMAL\n")
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f0->buffer_address, SID_NORM_SWF_F0, headerSWF_F0, queue_id);
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f1->buffer_address, SID_NORM_SWF_F1, headerSWF_F1, queue_id);
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f2->buffer_address, SID_NORM_SWF_F2, headerSWF_F2, queue_id);
                     }
                     if (event_out == RTEMS_EVENT_MODE_SBM1)
                     {
                         DEBUG_PRINTF("WFRM received RTEMS_EVENT_MODE_SBM1\n")
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f0->buffer_address, SID_NORM_SWF_F0, headerSWF_F0, queue_id);
                         send_waveform_SWF((volatile int*) wf_snap_extracted                       , SID_NORM_SWF_F1, headerSWF_F1, queue_id);
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f2->buffer_address, SID_NORM_SWF_F2, headerSWF_F2, queue_id);
                     }
                     if (event_out == RTEMS_EVENT_MODE_SBM2)
                     {
                         DEBUG_PRINTF("WFRM received RTEMS_EVENT_MODE_SBM2\n")
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f0->buffer_address, SID_NORM_SWF_F0, headerSWF_F0, queue_id);
                         send_waveform_SWF((volatile int*) ring_node_to_send_swf_f1->buffer_address, SID_NORM_SWF_F1, headerSWF_F1, queue_id);
                         send_waveform_SWF((volatile int*) wf_snap_extracted                       , SID_NORM_SWF_F2, headerSWF_F2, queue_id);
                     }
                 }
             }
             rtems_task cwf3_task(rtems_task_argument argument) //used with the waveform picker VHDL IP
             {
                 /** This RTEMS task is dedicated to the transmission of continuous waveforms at f3.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  * The following data packet is sent by this task:
                  * - TM_LFR_SCIENCE_NORMAL_CWF_F3
                  *
                  */
                 rtems_event_set event_out;
                 rtems_id queue_id;
                 rtems_status_code status;
                 init_header_continuous_wf_table( SID_NORM_CWF_LONG_F3, headerCWF_F3 );
                 init_header_continuous_cwf3_light_table( headerCWF_F3_light );
                 status =  get_message_queue_id_send( &queue_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in CWF3 *** ERR get_message_queue_id_send %d\n", status)
                 }
                 BOOT_PRINTF("in CWF3 ***\n")
                 while(1){
                     // wait for an RTEMS_EVENT
                     rtems_event_receive( RTEMS_EVENT_0,
                                         RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
                     if ( (lfrCurrentMode == LFR_MODE_NORMAL)
                          || (lfrCurrentMode == LFR_MODE_SBM1) || (lfrCurrentMode==LFR_MODE_SBM2) )
                     {
                         if ( (parameter_dump_packet.sy_lfr_n_cwf_long_f3 & 0x01) == 0x01)
                         {
                             PRINTF("send CWF_LONG_F3\n")
                             send_waveform_CWF(
                                         (volatile int*) ring_node_to_send_cwf_f3->buffer_address,
                                         SID_NORM_CWF_LONG_F3, headerCWF_F3, queue_id );
                         }
                         else
                         {
                             PRINTF("send CWF_F3 (light)\n")
                             send_waveform_CWF3_light(
                                         (volatile int*) ring_node_to_send_cwf_f3->buffer_address,
                                         headerCWF_F3_light, queue_id );
                         }
                     }
                     else
                     {
                         PRINTF1("in CWF3 *** lfrCurrentMode is %d, no data will be sent\n", lfrCurrentMode)
                     }
                 }
             }
             rtems_task cwf2_task(rtems_task_argument argument)  // ONLY USED IN BURST AND SBM2
             {
                 /** This RTEMS task is dedicated to the transmission of continuous waveforms at f2.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  * The following data packet is sent by this function:
                  * - TM_LFR_SCIENCE_BURST_CWF_F2
                  * - TM_LFR_SCIENCE_SBM2_CWF_F2
                  *
                  */
                 rtems_event_set event_out;
                 rtems_id queue_id;
                 rtems_status_code status;
                 init_header_continuous_wf_table( SID_BURST_CWF_F2, headerCWF_F2_BURST );
                 init_header_continuous_wf_table( SID_SBM2_CWF_F2, headerCWF_F2_SBM2 );
                 status =  get_message_queue_id_send( &queue_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in CWF2 *** ERR get_message_queue_id_send %d\n", status)
                 }
                 BOOT_PRINTF("in CWF2 ***\n")
                 while(1){
                     // wait for an RTEMS_EVENT
                     rtems_event_receive( RTEMS_EVENT_MODE_BURST | RTEMS_EVENT_MODE_SBM2,
                                         RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
                     if (event_out == RTEMS_EVENT_MODE_BURST)
                     {
                         send_waveform_CWF( (volatile int *) ring_node_to_send_cwf_f2->buffer_address, SID_BURST_CWF_F2, headerCWF_F2_BURST, queue_id );
                     }
                     if (event_out == RTEMS_EVENT_MODE_SBM2)
                     {
                         send_waveform_CWF( (volatile int *) ring_node_to_send_cwf_f2->buffer_address, SID_SBM2_CWF_F2, headerCWF_F2_SBM2, queue_id );
                         // launch snapshot extraction if needed
                         if (extractSWF == true)
                         {
                             ring_node_to_send_swf_f2 = ring_node_to_send_cwf_f2;
                             // extract the snapshot
                             build_snapshot_from_ring( ring_node_to_send_swf_f2, 2 );
                             // send the snapshot when built
                             status = rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_MODE_SBM2 );
                             extractSWF = false;
                         }
                         if (swf_f0_ready && swf_f1_ready)
                         {
                             extractSWF = true;
                             swf_f0_ready = false;
                             swf_f1_ready = false;
                         }
                     }
                 }
             }
             rtems_task cwf1_task(rtems_task_argument argument)  // ONLY USED IN SBM1
             {
                 /** This RTEMS task is dedicated to the transmission of continuous waveforms at f1.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  * The following data packet is sent by this function:
                  * - TM_LFR_SCIENCE_SBM1_CWF_F1
                  *
                  */
                 rtems_event_set event_out;
                 rtems_id queue_id;
                 rtems_status_code status;
                 init_header_continuous_wf_table( SID_SBM1_CWF_F1, headerCWF_F1 );
                 status =  get_message_queue_id_send( &queue_id );
                 if (status != RTEMS_SUCCESSFUL)
                 {
                     PRINTF1("in CWF1 *** ERR get_message_queue_id_send %d\n", status)
                 }
                 BOOT_PRINTF("in CWF1 ***\n")
                 while(1){
                     // wait for an RTEMS_EVENT
                     rtems_event_receive( RTEMS_EVENT_MODE_SBM1,
                                         RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
                     send_waveform_CWF( (volatile int*) ring_node_to_send_cwf_f1->buffer_address, SID_SBM1_CWF_F1, headerCWF_F1, queue_id );
                     // launch snapshot extraction if needed
                     if (extractSWF == true)
                     {
                         ring_node_to_send_swf_f1 = ring_node_to_send_cwf_f1;
                         // launch the snapshot extraction
                         status = rtems_event_send( Task_id[TASKID_SWBD], RTEMS_EVENT_MODE_SBM1 );
                         extractSWF = false;
                     }
                     if (swf_f0_ready == true)
                     {
                         extractSWF = true;
                         swf_f0_ready = false;   // this step shall be executed only one time
                     }
                     if ((swf_f1_ready == true) && (swf_f2_ready == true))   // swf_f1 is ready after the extraction
                     {
                         status = rtems_event_send( Task_id[TASKID_WFRM], RTEMS_EVENT_MODE_SBM1 );
                         swf_f1_ready = false;
                         swf_f2_ready = false;
                     }
                 }
             }
             rtems_task swbd_task(rtems_task_argument argument)
             {
                 /** This RTEMS task is dedicated to the building of snapshots from different continuous waveforms buffers.
                  *
                  * @param unused is the starting argument of the RTEMS task
                  *
                  */
                 rtems_event_set event_out;
                 BOOT_PRINTF("in SWBD ***\n")
                 while(1){
                     // wait for an RTEMS_EVENT
                     rtems_event_receive( RTEMS_EVENT_MODE_SBM1 | RTEMS_EVENT_MODE_SBM2,
                                         RTEMS_WAIT | RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, &event_out);
                     if (event_out == RTEMS_EVENT_MODE_SBM1)
                     {
                         build_snapshot_from_ring( ring_node_to_send_swf_f1, 1 );
                         swf_f1_ready = true;    // the snapshot has been extracted and is ready to be sent
                     }
                     else
                     {
                         PRINTF1("in SWBD *** unexpected rtems event received %x\n", (int) event_out)
                     }
                 }
             }
             //******************
             // general functions
             void WFP_init_rings( void )
             {
                 // F0 RING
                 init_waveform_ring( waveform_ring_f0, NB_RING_NODES_F0, wf_snap_f0 );
                 // F1 RING
                 init_waveform_ring( waveform_ring_f1, NB_RING_NODES_F1, wf_snap_f1 );
                 // F2 RING
                 init_waveform_ring( waveform_ring_f2, NB_RING_NODES_F2, wf_snap_f2 );
                 // F3 RING
                 init_waveform_ring( waveform_ring_f3, NB_RING_NODES_F3, wf_cont_f3 );
                 DEBUG_PRINTF1("waveform_ring_f0 @%x\n", (unsigned int) waveform_ring_f0)
                 DEBUG_PRINTF1("waveform_ring_f1 @%x\n", (unsigned int) waveform_ring_f1)
                 DEBUG_PRINTF1("waveform_ring_f2 @%x\n", (unsigned int) waveform_ring_f2)
                 DEBUG_PRINTF1("waveform_ring_f3 @%x\n", (unsigned int) waveform_ring_f3)
             }
             void init_waveform_ring(ring_node waveform_ring[], unsigned char nbNodes, volatile int wfrm[] )
             {
                 unsigned char i;
                 waveform_ring[0].next            = (ring_node*) &waveform_ring[ 1 ];
                 waveform_ring[0].previous        = (ring_node*) &waveform_ring[ nbNodes - 1 ];
                 waveform_ring[0].buffer_address  = (int) &wfrm[0];
                 waveform_ring[nbNodes-1].next           = (ring_node*) &waveform_ring[ 0 ];
                 waveform_ring[nbNodes-1].previous       = (ring_node*) &waveform_ring[ nbNodes - 2 ];
                 waveform_ring[nbNodes-1].buffer_address = (int) &wfrm[ (nbNodes-1) * WFRM_BUFFER ];
                 for(i=1; i<nbNodes-1; i++)
                 {
                     waveform_ring[i].next            = (ring_node*) &waveform_ring[ i + 1 ];
                     waveform_ring[i].previous        = (ring_node*) &waveform_ring[ i - 1 ];
                     waveform_ring[i].buffer_address  = (int) &wfrm[ i * WFRM_BUFFER ];
                 }
             }
             void WFP_reset_current_ring_nodes( void )
             {
                 current_ring_node_f0        = waveform_ring_f0;
                 ring_node_to_send_swf_f0    = waveform_ring_f0;
                 current_ring_node_f1        = waveform_ring_f1;
                 ring_node_to_send_cwf_f1    = waveform_ring_f1;
                 ring_node_to_send_swf_f1    = waveform_ring_f1;
                 current_ring_node_f2        = waveform_ring_f2;
                 ring_node_to_send_cwf_f2    = waveform_ring_f2;
                 ring_node_to_send_swf_f2    = waveform_ring_f2;
                 current_ring_node_f3        = waveform_ring_f3;
                 ring_node_to_send_cwf_f3    = waveform_ring_f3;
             }
             int init_header_snapshot_wf_table( unsigned int sid, Header_TM_LFR_SCIENCE_SWF_t *headerSWF)
             {
                 unsigned char i;
                 int return_value;
                 return_value = LFR_SUCCESSFUL;
                 for (i=0; i<7; i++)
                 {
                     headerSWF[ i ].targetLogicalAddress = CCSDS_DESTINATION_ID;
                     headerSWF[ i ].protocolIdentifier = CCSDS_PROTOCOLE_ID;
                     headerSWF[ i ].reserved = DEFAULT_RESERVED;
                     headerSWF[ i ].userApplication = CCSDS_USER_APP;
                     headerSWF[ i ].packetID[0] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST >> 8);
                     headerSWF[ i ].packetID[1] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST);
                     headerSWF[ i ].packetSequenceControl[0] = TM_PACKET_SEQ_CTRL_STANDALONE;
                     if (i == 6)
                     {
                         headerSWF[ i ].packetLength[0] = (unsigned char) (TM_LEN_SCI_SWF_224 >> 8);
                         headerSWF[ i ].packetLength[1] = (unsigned char) (TM_LEN_SCI_SWF_224     );
                         headerSWF[ i ].blkNr[0] = (unsigned char) (BLK_NR_224 >> 8);
                         headerSWF[ i ].blkNr[1] = (unsigned char) (BLK_NR_224     );
                     }
                     else
                     {
                         headerSWF[ i ].packetLength[0] = (unsigned char) (TM_LEN_SCI_SWF_304 >> 8);
                         headerSWF[ i ].packetLength[1] = (unsigned char) (TM_LEN_SCI_SWF_304     );
                         headerSWF[ i ].blkNr[0] = (unsigned char) (BLK_NR_304 >> 8);
                         headerSWF[ i ].blkNr[1] = (unsigned char) (BLK_NR_304     );
                     }
                     headerSWF[ i ].packetSequenceControl[1] = TM_PACKET_SEQ_CNT_DEFAULT;
                     headerSWF[ i ].pktCnt = DEFAULT_PKTCNT;  // PKT_CNT
                     headerSWF[ i ].pktNr = i+1;    // PKT_NR
                     // DATA FIELD HEADER
                     headerSWF[ i ].spare1_pusVersion_spare2 = DEFAULT_SPARE1_PUSVERSION_SPARE2;
                     headerSWF[ i ].serviceType = TM_TYPE_LFR_SCIENCE; // service type
                     headerSWF[ i ].serviceSubType = TM_SUBTYPE_LFR_SCIENCE; // service subtype
                     headerSWF[ i ].destinationID = TM_DESTINATION_ID_GROUND;
                     // AUXILIARY DATA HEADER
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].time[0] = 0x00;
                     headerSWF[ i ].sid = sid;
                     headerSWF[ i ].hkBIA = DEFAULT_HKBIA;
                 }
                 return return_value;
             }
             int init_header_continuous_wf_table( unsigned int sid, Header_TM_LFR_SCIENCE_CWF_t *headerCWF )
             {
                 unsigned int i;
                 int return_value;
                 return_value = LFR_SUCCESSFUL;
                 for (i=0; i<NB_PACKETS_PER_GROUP_OF_CWF; i++)
                 {
                     headerCWF[ i ].targetLogicalAddress = CCSDS_DESTINATION_ID;
                     headerCWF[ i ].protocolIdentifier = CCSDS_PROTOCOLE_ID;
                     headerCWF[ i ].reserved = DEFAULT_RESERVED;
                     headerCWF[ i ].userApplication = CCSDS_USER_APP;
                     if ( (sid == SID_SBM1_CWF_F1) || (sid == SID_SBM2_CWF_F2) )
                     {
                         headerCWF[ i ].packetID[0] = (unsigned char) (APID_TM_SCIENCE_SBM1_SBM2 >> 8);
                         headerCWF[ i ].packetID[1] = (unsigned char) (APID_TM_SCIENCE_SBM1_SBM2);
                     }
                     else
                     {
                         headerCWF[ i ].packetID[0] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST >> 8);
                         headerCWF[ i ].packetID[1] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST);
                     }
                     headerCWF[ i ].packetSequenceControl[0] = TM_PACKET_SEQ_CTRL_STANDALONE;
                     headerCWF[ i ].packetLength[0] = (unsigned char) (TM_LEN_SCI_CWF_336 >> 8);
                     headerCWF[ i ].packetLength[1] = (unsigned char) (TM_LEN_SCI_CWF_336     );
                     headerCWF[ i ].blkNr[0] = (unsigned char) (BLK_NR_CWF >> 8);
                     headerCWF[ i ].blkNr[1] = (unsigned char) (BLK_NR_CWF     );
                     headerCWF[ i ].packetSequenceControl[1] = TM_PACKET_SEQ_CNT_DEFAULT;
                     // DATA FIELD HEADER
                     headerCWF[ i ].spare1_pusVersion_spare2 = DEFAULT_SPARE1_PUSVERSION_SPARE2;
                     headerCWF[ i ].serviceType = TM_TYPE_LFR_SCIENCE; // service type
                     headerCWF[ i ].serviceSubType = TM_SUBTYPE_LFR_SCIENCE; // service subtype
                     headerCWF[ i ].destinationID = TM_DESTINATION_ID_GROUND;
                     // AUXILIARY DATA HEADER
                     headerCWF[ i ].sid = sid;
                     headerCWF[ i ].hkBIA = DEFAULT_HKBIA;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                 }
                 return return_value;
             }
             int init_header_continuous_cwf3_light_table( Header_TM_LFR_SCIENCE_CWF_t *headerCWF )
             {
                 unsigned int i;
                 int return_value;
                 return_value = LFR_SUCCESSFUL;
                 for (i=0; i<NB_PACKETS_PER_GROUP_OF_CWF_LIGHT; i++)
                 {
                     headerCWF[ i ].targetLogicalAddress = CCSDS_DESTINATION_ID;
                     headerCWF[ i ].protocolIdentifier = CCSDS_PROTOCOLE_ID;
                     headerCWF[ i ].reserved = DEFAULT_RESERVED;
                     headerCWF[ i ].userApplication = CCSDS_USER_APP;
                     headerCWF[ i ].packetID[0] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST >> 8);
                     headerCWF[ i ].packetID[1] = (unsigned char) (APID_TM_SCIENCE_NORMAL_BURST);
                     headerCWF[ i ].packetSequenceControl[0] = TM_PACKET_SEQ_CTRL_STANDALONE;
                     headerCWF[ i ].packetLength[0] = (unsigned char) (TM_LEN_SCI_CWF_672 >> 8);
                     headerCWF[ i ].packetLength[1] = (unsigned char) (TM_LEN_SCI_CWF_672     );
                     headerCWF[ i ].blkNr[0] = (unsigned char) (BLK_NR_CWF_SHORT_F3 >> 8);
                     headerCWF[ i ].blkNr[1] = (unsigned char) (BLK_NR_CWF_SHORT_F3     );
                     headerCWF[ i ].packetSequenceControl[1] = TM_PACKET_SEQ_CNT_DEFAULT;
                     // DATA FIELD HEADER
                     headerCWF[ i ].spare1_pusVersion_spare2 = DEFAULT_SPARE1_PUSVERSION_SPARE2;
                     headerCWF[ i ].serviceType = TM_TYPE_LFR_SCIENCE; // service type
                     headerCWF[ i ].serviceSubType = TM_SUBTYPE_LFR_SCIENCE; // service subtype
                     headerCWF[ i ].destinationID = TM_DESTINATION_ID_GROUND;
                     // AUXILIARY DATA HEADER
                     headerCWF[ i ].sid = SID_NORM_CWF_F3;
                     headerCWF[ i ].hkBIA = DEFAULT_HKBIA;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                     headerCWF[ i ].time[0] = 0x00;
                 }
                 return return_value;
             }
             int send_waveform_SWF( volatile int *waveform, unsigned int sid,
                                    Header_TM_LFR_SCIENCE_SWF_t *headerSWF, rtems_id queue_id )
             {
                 /** This function sends SWF CCSDS packets (F2, F1 or F0).
                  *
                  * @param waveform points to the buffer containing the data that will be send.
                  * @param sid is the source identifier of the data that will be sent.
                  * @param headerSWF points to a table of headers that have been prepared for the data transmission.
                  * @param queue_id is the id of the rtems queue to which spw_ioctl_pkt_send structures will be send. The structures
                  * contain information to setup the transmission of the data packets.
                  *
                  * One group of 2048 samples is sent as 7 consecutive packets, 6 packets containing 340 blocks and 8 packets containing 8 blocks.
                  *
                  */
                 unsigned int i;
                 int ret;
                 unsigned int coarseTime;
                 unsigned int fineTime;
                 rtems_status_code status;
                 spw_ioctl_pkt_send spw_ioctl_send_SWF;
                 spw_ioctl_send_SWF.hlen = TM_HEADER_LEN + 4 + 12; // + 4 is for the protocole extra header, + 12 is for the auxiliary header
                 spw_ioctl_send_SWF.options = 0;
                 ret = LFR_DEFAULT;
                 coarseTime = waveform[0];
                 fineTime   = waveform[1];
                 for (i=0; i<7; i++) // send waveform
                 {
                     spw_ioctl_send_SWF.data = (char*) &waveform[ (i * BLK_NR_304 * NB_WORDS_SWF_BLK) + TIME_OFFSET];
                     spw_ioctl_send_SWF.hdr = (char*) &headerSWF[ i ];
                     // BUILD THE DATA
                     if (i==6) {
                         spw_ioctl_send_SWF.dlen = BLK_NR_224 * NB_BYTES_SWF_BLK;
                     }
                     else {
                         spw_ioctl_send_SWF.dlen = BLK_NR_304 * NB_BYTES_SWF_BLK;
                     }
                     // SET PACKET SEQUENCE COUNTER
                     increment_seq_counter_source_id( headerSWF[ i ].packetSequenceControl, sid );
                     // SET PACKET TIME
                     compute_acquisition_time( coarseTime, fineTime, sid, i, headerSWF[ i ].acquisitionTime );
                     //
                     headerSWF[ i ].time[0] = headerSWF[ i ].acquisitionTime[0];
                     headerSWF[ i ].time[1] = headerSWF[ i ].acquisitionTime[1];
                     headerSWF[ i ].time[2] = headerSWF[ i ].acquisitionTime[2];
                     headerSWF[ i ].time[3] = headerSWF[ i ].acquisitionTime[3];
                     headerSWF[ i ].time[4] = headerSWF[ i ].acquisitionTime[4];
                     headerSWF[ i ].time[5] = headerSWF[ i ].acquisitionTime[5];
                     // SEND PACKET
                     status =  rtems_message_queue_send( queue_id, &spw_ioctl_send_SWF, ACTION_MSG_SPW_IOCTL_SEND_SIZE);
                     if (status != RTEMS_SUCCESSFUL) {
                         printf("%d-%d, ERR %d\n", sid, i, (int) status);
                         ret = LFR_DEFAULT;
                     }
                     rtems_task_wake_after(TIME_BETWEEN_TWO_SWF_PACKETS);  // 300 ms between each packet => 7 * 3 = 21 packets => 6.3 seconds
                 }
                 return ret;
             }
             int send_waveform_CWF(volatile int *waveform, unsigned int sid,
                                   Header_TM_LFR_SCIENCE_CWF_t *headerCWF, rtems_id queue_id)
             {
                 /** This function sends CWF CCSDS packets (F2, F1 or F0).
                  *
                  * @param waveform points to the buffer containing the data that will be send.
                  * @param sid is the source identifier of the data that will be sent.
                  * @param headerCWF points to a table of headers that have been prepared for the data transmission.
                  * @param queue_id is the id of the rtems queue to which spw_ioctl_pkt_send structures will be send. The structures
                  * contain information to setup the transmission of the data packets.
                  *
                  * One group of 2048 samples is sent as 7 consecutive packets, 6 packets containing 340 blocks and 8 packets containing 8 blocks.
                  *
                  */
                 unsigned int i;
                 int ret;
                 unsigned int coarseTime;
                 unsigned int fineTime;
                 rtems_status_code status;
                 spw_ioctl_pkt_send spw_ioctl_send_CWF;
                 spw_ioctl_send_CWF.hlen = TM_HEADER_LEN + 4 + 10; // + 4 is for the protocole extra header, + 10 is for the auxiliary header
                 spw_ioctl_send_CWF.options = 0;
                 ret = LFR_DEFAULT;
                 coarseTime = waveform[0];
                 fineTime   = waveform[1];
                 for (i=0; i<NB_PACKETS_PER_GROUP_OF_CWF; i++) // send waveform
                 {
                     spw_ioctl_send_CWF.data = (char*) &waveform[ (i * BLK_NR_CWF * NB_WORDS_SWF_BLK) + TIME_OFFSET];
                     spw_ioctl_send_CWF.hdr = (char*) &headerCWF[ i ];
                     // BUILD THE DATA
                     spw_ioctl_send_CWF.dlen = BLK_NR_CWF * NB_BYTES_SWF_BLK;
                     // SET PACKET SEQUENCE COUNTER
                     increment_seq_counter_source_id( headerCWF[ i ].packetSequenceControl, sid );
                     // SET PACKET TIME
                     compute_acquisition_time( coarseTime, fineTime, sid, i, headerCWF[ i ].acquisitionTime);
                     //
                     headerCWF[ i ].time[0] = headerCWF[ i ].acquisitionTime[0];
                     headerCWF[ i ].time[1] = headerCWF[ i ].acquisitionTime[1];
                     headerCWF[ i ].time[2] = headerCWF[ i ].acquisitionTime[2];
                     headerCWF[ i ].time[3] = headerCWF[ i ].acquisitionTime[3];
                     headerCWF[ i ].time[4] = headerCWF[ i ].acquisitionTime[4];
                     headerCWF[ i ].time[5] = headerCWF[ i ].acquisitionTime[5];
                     // SEND PACKET
                     if (sid == SID_NORM_CWF_LONG_F3)
                     {
                         status =  rtems_message_queue_send( queue_id, &spw_ioctl_send_CWF, sizeof(spw_ioctl_send_CWF));
                         if (status != RTEMS_SUCCESSFUL) {
                             printf("%d-%d, ERR %d\n", sid, i, (int) status);
                             ret = LFR_DEFAULT;
                         }
                         rtems_task_wake_after(TIME_BETWEEN_TWO_CWF3_PACKETS);
                     }
                     else
                     {
                         status =  rtems_message_queue_send( queue_id, &spw_ioctl_send_CWF, sizeof(spw_ioctl_send_CWF));
                         if (status != RTEMS_SUCCESSFUL) {
                             printf("%d-%d, ERR %d\n", sid, i, (int) status);
                             ret = LFR_DEFAULT;
                         }
                     }
                 }
                 return ret;
             }
             int send_waveform_CWF3_light(volatile int *waveform, Header_TM_LFR_SCIENCE_CWF_t *headerCWF, rtems_id queue_id)
             {
                 /** This function sends CWF_F3 CCSDS packets without the b1, b2 and b3 data.
                  *
                  * @param waveform points to the buffer containing the data that will be send.
                  * @param headerCWF points to a table of headers that have been prepared for the data transmission.
                  * @param queue_id is the id of the rtems queue to which spw_ioctl_pkt_send structures will be send. The structures
                  * contain information to setup the transmission of the data packets.
                  *
                  * By default, CWF_F3 packet are send without the b1, b2 and b3 data. This function rebuilds a data buffer
                  * from the incoming data and sends it in 7 packets, 6 containing 340 blocks and 1 one containing 8 blocks.
                  *
                  */
                 unsigned int i;
                 int ret;
                 unsigned int coarseTime;
                 unsigned int fineTime;
                 rtems_status_code status;
                 spw_ioctl_pkt_send spw_ioctl_send_CWF;
                 char *sample;
                 spw_ioctl_send_CWF.hlen = TM_HEADER_LEN + 4 + 10; // + 4 is for the protocole extra header, + 10 is for the auxiliary header
                 spw_ioctl_send_CWF.options = 0;
                 ret = LFR_DEFAULT;
                 //**********************
                 // BUILD CWF3_light DATA
                 for ( i=0; i< NB_SAMPLES_PER_SNAPSHOT; i++)
                 {
                     sample = (char*) &waveform[ (i * NB_WORDS_SWF_BLK) + TIME_OFFSET ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK)     + TIME_OFFSET_IN_BYTES ] = sample[ 0 ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 1 + TIME_OFFSET_IN_BYTES ] = sample[ 1 ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 2 + TIME_OFFSET_IN_BYTES ] = sample[ 2 ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 3 + TIME_OFFSET_IN_BYTES ] = sample[ 3 ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 4 + TIME_OFFSET_IN_BYTES ] = sample[ 4 ];
                     wf_cont_f3_light[ (i * NB_BYTES_CWF3_LIGHT_BLK) + 5 + TIME_OFFSET_IN_BYTES ] = sample[ 5 ];
                 }
                 coarseTime = waveform[0];
                 fineTime   = waveform[1];
                 //*********************
                 // SEND CWF3_light DATA
                 for (i=0; i<NB_PACKETS_PER_GROUP_OF_CWF_LIGHT; i++) // send waveform
                 {
                     spw_ioctl_send_CWF.data = (char*) &wf_cont_f3_light[ (i * BLK_NR_CWF_SHORT_F3 * NB_BYTES_CWF3_LIGHT_BLK) + TIME_OFFSET_IN_BYTES];
                     spw_ioctl_send_CWF.hdr = (char*) &headerCWF[ i ];
                     // BUILD THE DATA
                     spw_ioctl_send_CWF.dlen = BLK_NR_CWF_SHORT_F3 * NB_BYTES_CWF3_LIGHT_BLK;
                     // SET PACKET SEQUENCE COUNTER
                     increment_seq_counter_source_id( headerCWF[ i ].packetSequenceControl, SID_NORM_CWF_F3 );
                     // SET PACKET TIME
                     compute_acquisition_time( coarseTime, fineTime, SID_NORM_CWF_F3, i, headerCWF[ i ].acquisitionTime );
                     //
                     headerCWF[ i ].time[0] = headerCWF[ i ].acquisitionTime[0];
                     headerCWF[ i ].time[1] = headerCWF[ i ].acquisitionTime[1];
                     headerCWF[ i ].time[2] = headerCWF[ i ].acquisitionTime[2];
                     headerCWF[ i ].time[3] = headerCWF[ i ].acquisitionTime[3];
                     headerCWF[ i ].time[4] = headerCWF[ i ].acquisitionTime[4];
                     headerCWF[ i ].time[5] = headerCWF[ i ].acquisitionTime[5];
                     // SEND PACKET
                     status =  rtems_message_queue_send( queue_id, &spw_ioctl_send_CWF, sizeof(spw_ioctl_send_CWF));
                     if (status != RTEMS_SUCCESSFUL) {
                         printf("%d-%d, ERR %d\n", SID_NORM_CWF_F3, i, (int) status);
                         ret = LFR_DEFAULT;
                     }
                     rtems_task_wake_after(TIME_BETWEEN_TWO_CWF3_PACKETS);
                 }
                 return ret;
             }
             void compute_acquisition_time( unsigned int coarseTime, unsigned int fineTime,
                                            unsigned int sid, unsigned char pa_lfr_pkt_nr, unsigned char * acquisitionTime )
             {
                 unsigned long long int acquisitionTimeAsLong;
                 unsigned char localAcquisitionTime[6];
                 double deltaT;
                 deltaT = 0.;
                 localAcquisitionTime[0] = (unsigned char) ( coarseTime >> 24 );
                 localAcquisitionTime[1] = (unsigned char) ( coarseTime >> 16 );
                 localAcquisitionTime[2] = (unsigned char) ( coarseTime >> 8  );
                 localAcquisitionTime[3] = (unsigned char) ( coarseTime       );
                 localAcquisitionTime[4] = (unsigned char) ( fineTime   >> 8  );
                 localAcquisitionTime[5] = (unsigned char) ( fineTime         );
                 acquisitionTimeAsLong = ( (unsigned long long int) localAcquisitionTime[0] << 40 )
                         + ( (unsigned long long int) localAcquisitionTime[1] << 32 )
                         + ( (unsigned long long int) localAcquisitionTime[2] << 24 )
                         + ( (unsigned long long int) localAcquisitionTime[3] << 16 )
                         + ( (unsigned long long int) localAcquisitionTime[4] << 8  )
                         + ( (unsigned long long int) localAcquisitionTime[5]       );
                 switch( sid )
                 {
                 case SID_NORM_SWF_F0:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 24576. ;
                     break;
                 case SID_NORM_SWF_F1:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 4096. ;
                     break;
                 case SID_NORM_SWF_F2:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_304 * 65536. / 256. ;
                     break;
                 case SID_SBM1_CWF_F1:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 4096. ;
                     break;
                 case SID_SBM2_CWF_F2:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 256. ;
                     break;
                 case SID_BURST_CWF_F2:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 256. ;
                     break;
                 case SID_NORM_CWF_F3:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF_SHORT_F3 * 65536. / 16. ;
                     break;
                 case SID_NORM_CWF_LONG_F3:
                     deltaT = ( (double ) (pa_lfr_pkt_nr) ) * BLK_NR_CWF * 65536. / 16. ;
                     break;
                 default:
                     PRINTF1("in compute_acquisition_time *** ERR unexpected sid %d", sid)
                     deltaT = 0.;
                     break;
                 }
                 acquisitionTimeAsLong = acquisitionTimeAsLong + (unsigned long long int) deltaT;
                 //
                 acquisitionTime[0] = (unsigned char) (acquisitionTimeAsLong >> 40);
                 acquisitionTime[1] = (unsigned char) (acquisitionTimeAsLong >> 32);
                 acquisitionTime[2] = (unsigned char) (acquisitionTimeAsLong >> 24);
                 acquisitionTime[3] = (unsigned char) (acquisitionTimeAsLong >> 16);
                 acquisitionTime[4] = (unsigned char) (acquisitionTimeAsLong >> 8 );
                 acquisitionTime[5] = (unsigned char) (acquisitionTimeAsLong      );
             }
             void build_snapshot_from_ring( ring_node *ring_node_to_send, unsigned char frequencyChannel )
             {
                 unsigned int i;
                 unsigned long long int centerTime_asLong;
                 unsigned long long int acquisitionTimeF0_asLong;
                 unsigned long long int acquisitionTime_asLong;
                 unsigned long long int bufferAcquisitionTime_asLong;
                 unsigned char *ptr1;
                 unsigned char *ptr2;
                 unsigned char *timeCharPtr;
                 unsigned char nb_ring_nodes;
                 unsigned long long int frequency_asLong;
                 unsigned long long int nbTicksPerSample_asLong;
                 unsigned long long int nbSamplesPart1_asLong;
                 unsigned long long int sampleOffset_asLong;
                 unsigned int deltaT_F0;
                 unsigned int deltaT_F1;
                 unsigned long long int deltaT_F2;
                 deltaT_F0 = 2731;      // (2048. / 24576. / 2.) * 65536. = 2730.667;
                 deltaT_F1 = 16384;  // (2048. / 4096.  / 2.) * 65536. = 16384;
                 deltaT_F2 = 262144; // (2048. / 256.   / 2.) * 65536. = 262144;
                 sampleOffset_asLong = 0x00;
                 // (1) get the f0 acquisition time
-                build_acquisition_time( &acquisitionTimeF0_asLong, current_ring_node_f0 );
+                acquisitionTimeF0_asLong = get_acquisition_time( (unsigned char *) current_ring_node_f0->buffer_address );
                 // (2) compute the central reference time
                 centerTime_asLong = acquisitionTimeF0_asLong + deltaT_F0;
                 // (3) compute the acquisition time of the current snapshot
                 switch(frequencyChannel)
                 {
                 case 1: // 1 is for F1 = 4096 Hz
                     acquisitionTime_asLong = centerTime_asLong - deltaT_F1;
                     nb_ring_nodes = NB_RING_NODES_F1;
                     frequency_asLong = 4096;
                     nbTicksPerSample_asLong = 16;  // 65536 / 4096;
                     break;
                 case 2: // 2 is for F2 = 256 Hz
                     acquisitionTime_asLong = centerTime_asLong - deltaT_F2;
                     nb_ring_nodes = NB_RING_NODES_F2;
                     frequency_asLong = 256;
                     nbTicksPerSample_asLong = 256;  // 65536 / 256;
                     break;
                 default:
                     acquisitionTime_asLong = centerTime_asLong;
                     frequency_asLong = 256;
                     nbTicksPerSample_asLong = 256;
                     break;
                 }
                 //****************************************************************************
                 // (4) search the ring_node with the acquisition time <= acquisitionTime_asLong
                 for (i=0; i<nb_ring_nodes; i++)
                 {
                     PRINTF1("%d ... ", i)
-                    build_acquisition_time( &bufferAcquisitionTime_asLong, ring_node_to_send );
+                    bufferAcquisitionTime_asLong = get_acquisition_time( (unsigned char *) ring_node_to_send->buffer_address );
                     if (bufferAcquisitionTime_asLong <= acquisitionTime_asLong)
                     {
                         PRINTF1("buffer found with acquisition time = %llx\n", bufferAcquisitionTime_asLong)
                         break;
                     }
                     ring_node_to_send = ring_node_to_send->previous;
                 }
                 // (5) compute the number of samples to take in the current buffer
                 sampleOffset_asLong = ((acquisitionTime_asLong - bufferAcquisitionTime_asLong) * frequency_asLong ) >> 16;
                 nbSamplesPart1_asLong = NB_SAMPLES_PER_SNAPSHOT - sampleOffset_asLong;
                 PRINTF2("sampleOffset_asLong = %llx, nbSamplesPart1_asLong = %llx\n", sampleOffset_asLong, nbSamplesPart1_asLong)
                 // (6) compute the final acquisition time
                 acquisitionTime_asLong = bufferAcquisitionTime_asLong +
                         sampleOffset_asLong * nbTicksPerSample_asLong;
                 // (7) copy the acquisition time at the beginning of the extrated snapshot
                 ptr1 = (unsigned char*) &acquisitionTime_asLong;
                 ptr2 = (unsigned char*) wf_snap_extracted;
                 ptr2[0] = ptr1[ 0 + 2 ];
                 ptr2[1] = ptr1[ 1 + 2 ];
                 ptr2[2] = ptr1[ 2 + 2 ];
                 ptr2[3] = ptr1[ 3 + 2 ];
                 ptr2[6] = ptr1[ 4 + 2 ];
                 ptr2[7] = ptr1[ 5 + 2 ];
                 // re set the synchronization bit
                 timeCharPtr = (unsigned char*) ring_node_to_send->buffer_address;
                 ptr2[0] = ptr2[0] | (timeCharPtr[0] & 0x80); // [1000 0000]
                 if ( (nbSamplesPart1_asLong >= NB_SAMPLES_PER_SNAPSHOT) | (nbSamplesPart1_asLong < 0) )
                 {
                     nbSamplesPart1_asLong = 0;
                 }
                 // copy the part 1 of the snapshot in the extracted buffer
                 for ( i = 0; i < (nbSamplesPart1_asLong * NB_WORDS_SWF_BLK); i++ )
                 {
                     wf_snap_extracted[i + TIME_OFFSET] =
                             ((int*) ring_node_to_send->buffer_address)[i + (sampleOffset_asLong * NB_WORDS_SWF_BLK) + TIME_OFFSET];
                 }
                 // copy the part 2 of the snapshot in the extracted buffer
                 ring_node_to_send = ring_node_to_send->next;
                 for ( i = (nbSamplesPart1_asLong * NB_WORDS_SWF_BLK); i < (NB_SAMPLES_PER_SNAPSHOT * NB_WORDS_SWF_BLK); i++ )
                 {
                     wf_snap_extracted[i + TIME_OFFSET] =
                             ((int*) ring_node_to_send->buffer_address)[(i-(nbSamplesPart1_asLong * NB_WORDS_SWF_BLK)) + TIME_OFFSET];
                 }
             }
-            void build_acquisition_time( unsigned long long int *acquisitionTimeAslong, ring_node *current_ring_node )
+            void snapshot_resynchronization( unsigned char *timePtr )
             {
-                unsigned char *acquisitionTimeCharPtr;
+                unsigned long long int acquisitionTime;
+                unsigned long long int centerTime;
+                unsigned long long int previousTick;
+                unsigned long long int nextTick;
+                unsigned long long int deltaPreviousTick;
+                unsigned long long int deltaNextTick;
+                unsigned int deltaTickInF2;
+                double deltaPrevious;
+                double deltaNext;
-                acquisitionTimeCharPtr = (unsigned char*) current_ring_node->buffer_address;
+                acquisitionTime = get_acquisition_time( timePtr );
+                // compute center time
+                centerTime = acquisitionTime + 2731;    // (2048. / 24576. / 2.) * 65536. = 2730.667;
+                previousTick = centerTime - (centerTime & 0xffff);
+                nextTick = previousTick + 65536;
-                *acquisitionTimeAslong = 0x00;
+                deltaPreviousTick   = centerTime - previousTick;
-                *acquisitionTimeAslong = ( (unsigned long long int) (acquisitionTimeCharPtr[0] & 0x7f) << 40 ) // [0111 1111] mask the synchronization bit
+                deltaNextTick       = nextTick - centerTime;
-                        + ( (unsigned long long int) acquisitionTimeCharPtr[1] << 32 )
-                        + ( (unsigned long long int) acquisitionTimeCharPtr[2] << 24 )
+                deltaPrevious       = ((double) deltaPreviousTick) / 65536. * 1000.;
-                        + ( (unsigned long long int) acquisitionTimeCharPtr[3] << 16 )
+                deltaNext           = ((double) deltaNextTick) / 65536. * 1000.;
-                        + ( (unsigned long long int) acquisitionTimeCharPtr[6] << 8  )
-                        + ( (unsigned long long int) acquisitionTimeCharPtr[7]       );
+                printf("delta previous = %f ms, delta next = %f ms\n", deltaPrevious, deltaNext);
+                printf("delta previous = %llu, delta next = %llu\n", deltaPreviousTick, deltaNextTick);
+                // which tick is the closest
+                if (deltaPreviousTick > deltaNextTick)
+                {
+                    deltaTickInF2 = floor( (deltaNext * 256. / 1000.) ); // the division by 2 is important here
+                    waveform_picker_regs->delta_snapshot = waveform_picker_regs->delta_snapshot + deltaTickInF2;
+                    printf("correction of = + %u\n", deltaTickInF2);
+                }
+                else
+                {
+                    deltaTickInF2 = floor( (deltaPrevious * 256. / 1000.) ); // the division by 2 is important here
+                    waveform_picker_regs->delta_snapshot = waveform_picker_regs->delta_snapshot - deltaTickInF2;
+                    printf("correction of = - %u\n", deltaTickInF2);
+                }
             }
             //**************
             // wfp registers
             void reset_wfp_burst_enable(void)
             {
                 /** This function resets the waveform picker burst_enable register.
                  *
                  * The burst bits [f2 f1 f0] and the enable bits [f3 f2 f1 f0] are set to 0.
                  *
                  */
                 waveform_picker_regs->run_burst_enable = 0x00;              // burst f2, f1, f0     enable f3, f2, f1, f0
             }
             void reset_wfp_status( void )
             {
                 /** This function resets the waveform picker status register.
                  *
                  * All status bits are set to 0 [new_err full_err full].
                  *
                  */
                 waveform_picker_regs->status = 0x00;              // burst f2, f1, f0     enable f3, f2, f1, f0
             }
             void reset_waveform_picker_regs(void)
             {
                 /** This function resets the waveform picker module registers.
                 *
                 * The registers affected by this function are located at the following offset addresses:
                 * - 0x00 data_shaping
                 * - 0x04 run_burst_enable
                 * - 0x08 addr_data_f0
                 * - 0x0C addr_data_f1
                 * - 0x10 addr_data_f2
                 * - 0x14 addr_data_f3
                 * - 0x18 status
                 * - 0x1C delta_snapshot
                 * - 0x20 delta_f0
                 * - 0x24 delta_f0_2
                 * - 0x28 delta_f1
                 * - 0x2c delta_f2
                 * - 0x30 nb_data_by_buffer
                 * - 0x34 nb_snapshot_param
                 * - 0x38 start_date
                 * - 0x3c nb_word_in_buffer
                 *
                 */
                 set_wfp_data_shaping();                                     // 0x00 *** R1 R0 SP1 SP0 BW
                 reset_wfp_burst_enable();                                   // 0x04 *** [run *** burst f2, f1, f0 *** enable f3, f2, f1, f0 ]
                 waveform_picker_regs->addr_data_f0 = current_ring_node_f0->buffer_address; // 0x08
                 waveform_picker_regs->addr_data_f1 = current_ring_node_f1->buffer_address; // 0x0c
                 waveform_picker_regs->addr_data_f2 = current_ring_node_f2->buffer_address; // 0x10
                 waveform_picker_regs->addr_data_f3 = current_ring_node_f3->buffer_address; // 0x14
                 reset_wfp_status();                                         // 0x18
                 //
                 set_wfp_delta_snapshot();   // 0x1c
                 set_wfp_delta_f0_f0_2();    // 0x20, 0x24
                 set_wfp_delta_f1();         // 0x28
                 set_wfp_delta_f2();         // 0x2c
                 DEBUG_PRINTF1("delta_snapshot %x\n", waveform_picker_regs->delta_snapshot)
                 DEBUG_PRINTF1("delta_f0 %x\n", waveform_picker_regs->delta_f0)
                 DEBUG_PRINTF1("delta_f0_2 %x\n", waveform_picker_regs->delta_f0_2)
                 DEBUG_PRINTF1("delta_f1 %x\n", waveform_picker_regs->delta_f1)
                 DEBUG_PRINTF1("delta_f2 %x\n", waveform_picker_regs->delta_f2)
                 // 2688 = 8 * 336
                 waveform_picker_regs->nb_data_by_buffer = 0xa7f;    // 0x30 *** 2688 - 1 => nb samples -1
                 waveform_picker_regs->snapshot_param = 0xa80;       // 0x34 *** 2688 => nb samples
                 waveform_picker_regs->start_date = 0x00;            // 0x38
                 waveform_picker_regs->nb_word_in_buffer = 0x1f82;   // 0x3c *** 2688 * 3 + 2 = 8066
             }
             void set_wfp_data_shaping( void )
             {
                 /** This function sets the data_shaping register of the waveform picker module.
                  *
                  * The value is read from one field of the parameter_dump_packet structure:\n
                  * bw_sp0_sp1_r0_r1
                  *
                  */
                 unsigned char data_shaping;
                 // get the parameters for the data shaping [BW SP0 SP1 R0 R1] in sy_lfr_common1 and configure the register
                 // waveform picker : [R1 R0 SP1 SP0 BW]
                 data_shaping = parameter_dump_packet.bw_sp0_sp1_r0_r1;
                 waveform_picker_regs->data_shaping =
                           ( (data_shaping & 0x10) >> 4 )     // BW
                         + ( (data_shaping & 0x08) >> 2 )     // SP0
                         + ( (data_shaping & 0x04)      )     // SP1
                         + ( (data_shaping & 0x02) << 2 )     // R0
                         + ( (data_shaping & 0x01) << 4 );    // R1
             }
             void set_wfp_burst_enable_register( unsigned char mode )
             {
                 /** This function sets the waveform picker burst_enable register depending on the mode.
                  *
                  * @param mode is the LFR mode to launch.
                  *
                  * The burst bits shall be before the enable bits.
                  *
                  */
                 // [0000 0000] burst f2, f1, f0 enable f3 f2 f1 f0
                 // the burst bits shall be set first, before the enable bits
                 switch(mode) {
                 case(LFR_MODE_NORMAL):
                     waveform_picker_regs->run_burst_enable = 0x00;  // [0000 0000] no burst enable
                     waveform_picker_regs->run_burst_enable = 0x0f; // [0000 1111] enable f3 f2 f1 f0
                     break;
                 case(LFR_MODE_BURST):
                     waveform_picker_regs->run_burst_enable = 0x40;  // [0100 0000] f2 burst enabled
             //        waveform_picker_regs->run_burst_enable =  waveform_picker_regs->run_burst_enable | 0x04; // [0100] enable f2
                     waveform_picker_regs->run_burst_enable =  waveform_picker_regs->run_burst_enable | 0x0c; // [1100] enable f3 AND f2
                     break;
                 case(LFR_MODE_SBM1):
                     waveform_picker_regs->run_burst_enable = 0x20;  // [0010 0000] f1 burst enabled
                     waveform_picker_regs->run_burst_enable =  waveform_picker_regs->run_burst_enable | 0x0f; // [1111] enable f3 f2 f1 f0
                     break;
                 case(LFR_MODE_SBM2):
                     waveform_picker_regs->run_burst_enable = 0x40;  // [0100 0000] f2 burst enabled
                     waveform_picker_regs->run_burst_enable =  waveform_picker_regs->run_burst_enable | 0x0f; // [1111] enable f3 f2 f1 f0
                     break;
                 default:
                     waveform_picker_regs->run_burst_enable = 0x00;  // [0000 0000] no burst enabled, no waveform enabled
                     break;
                 }
             }
             void set_wfp_delta_snapshot( void )
             {
                 /** This function sets the delta_snapshot register of the waveform picker module.
                  *
                  * The value is read from two (unsigned char) of the parameter_dump_packet structure:
                  * - sy_lfr_n_swf_p[0]
                  * - sy_lfr_n_swf_p[1]
                  *
                  */
                 unsigned int delta_snapshot;
                 unsigned int delta_snapshot_in_T2;
                 delta_snapshot = parameter_dump_packet.sy_lfr_n_swf_p[0]*256
                         + parameter_dump_packet.sy_lfr_n_swf_p[1];
                 delta_snapshot_in_T2 = delta_snapshot * 256;
                 waveform_picker_regs->delta_snapshot = delta_snapshot_in_T2 - 1;    // max 4 bytes
             }
             void set_wfp_delta_f0_f0_2( void )
             {
                 unsigned int delta_snapshot;
                 unsigned int nb_samples_per_snapshot;
                 float delta_f0_in_float;
                 delta_snapshot = waveform_picker_regs->delta_snapshot;
                 nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1];
                 delta_f0_in_float =nb_samples_per_snapshot / 2. * ( 1. / 256. - 1. / 24576.) * 256.;
                 waveform_picker_regs->delta_f0      =  delta_snapshot - floor( delta_f0_in_float );
                 waveform_picker_regs->delta_f0_2    = 0x7;         // max 7 bits
             }
             void set_wfp_delta_f1( void )
             {
                 unsigned int delta_snapshot;
                 unsigned int nb_samples_per_snapshot;
                 float delta_f1_in_float;
                 delta_snapshot = waveform_picker_regs->delta_snapshot;
                 nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1];
                 delta_f1_in_float = nb_samples_per_snapshot / 2. * ( 1. / 256. - 1. / 4096.) * 256.;
                 waveform_picker_regs->delta_f1 = delta_snapshot - floor( delta_f1_in_float );
             }
             void set_wfp_delta_f2()
             {
                 unsigned int delta_snapshot;
                 unsigned int nb_samples_per_snapshot;
                 delta_snapshot = waveform_picker_regs->delta_snapshot;
                 nb_samples_per_snapshot = parameter_dump_packet.sy_lfr_n_swf_l[0] * 256 + parameter_dump_packet.sy_lfr_n_swf_l[1];
                 waveform_picker_regs->delta_f2 = delta_snapshot - nb_samples_per_snapshot / 2;
             }
             //*****************
             // local parameters
             void increment_seq_counter_source_id( unsigned char *packet_sequence_control, unsigned int sid )
             {
                 /** This function increments the parameter "sequence_cnt" depending on the sid passed in argument.
                  *
                  * @param packet_sequence_control is a pointer toward the parameter sequence_cnt to update.
                  * @param sid is the source identifier of the packet being updated.
                  *
                  * REQ-LFR-SRS-5240 / SSS-CP-FS-590
                  * The sequence counters shall wrap around from 2^14 to zero.
                  * The sequence counter shall start at zero at startup.
                  *
                  * REQ-LFR-SRS-5239 / SSS-CP-FS-580
                  * All TM_LFR_SCIENCE_ packets are sent to ground, i.e. destination id = 0
                  *
                  */
                 unsigned short *sequence_cnt;
                 unsigned short segmentation_grouping_flag;
                 unsigned short new_packet_sequence_control;
                 rtems_mode initial_mode_set;
                 rtems_mode current_mode_set;
                 rtems_status_code status;
                 //******************************************
                 // CHANGE THE MODE OF THE CALLING RTEMS TASK
                 status =  rtems_task_mode( RTEMS_NO_PREEMPT, RTEMS_PREEMPT_MASK, &initial_mode_set );
                 if ( (sid == SID_NORM_SWF_F0)    || (sid == SID_NORM_SWF_F1) || (sid == SID_NORM_SWF_F2)
                      || (sid == SID_NORM_CWF_F3) || (sid == SID_NORM_CWF_LONG_F3)
                      || (sid == SID_BURST_CWF_F2)
                      || (sid == SID_NORM_ASM_F0) || (sid == SID_NORM_ASM_F1) || (sid == SID_NORM_ASM_F2)
                      || (sid == SID_NORM_BP1_F0) || (sid == SID_NORM_BP1_F1) || (sid == SID_NORM_BP1_F2)
                      || (sid == SID_NORM_BP2_F0) || (sid == SID_NORM_BP2_F1) || (sid == SID_NORM_BP2_F2)
                      || (sid == SID_BURST_BP1_F0) || (sid == SID_BURST_BP2_F0)
                      || (sid == SID_BURST_BP1_F1) || (sid == SID_BURST_BP2_F1) )
                 {
                     sequence_cnt = (unsigned short *) &sequenceCounters_SCIENCE_NORMAL_BURST;
                 }
                 else if ( (sid ==SID_SBM1_CWF_F1) || (sid ==SID_SBM2_CWF_F2)
                           || (sid == SID_SBM1_BP1_F0) || (sid == SID_SBM1_BP2_F0)
                           || (sid == SID_SBM2_BP1_F0) || (sid == SID_SBM2_BP2_F0)
                           || (sid == SID_SBM2_BP1_F1) || (sid == SID_SBM2_BP2_F1) )
                 {
                     sequence_cnt = (unsigned short *) &sequenceCounters_SCIENCE_SBM1_SBM2;
                 }
                 else
                 {
                     sequence_cnt = (unsigned short *) NULL;
                     PRINTF1("in increment_seq_counter_source_id *** ERR apid_destid %d not known\n", sid)
                 }
                 if (sequence_cnt != NULL)
                 {
                     segmentation_grouping_flag  = TM_PACKET_SEQ_CTRL_STANDALONE << 8;
                     *sequence_cnt                = (*sequence_cnt) & 0x3fff;
                     new_packet_sequence_control = segmentation_grouping_flag | (*sequence_cnt) ;
                     packet_sequence_control[0] = (unsigned char) (new_packet_sequence_control >> 8);
                     packet_sequence_control[1] = (unsigned char) (new_packet_sequence_control     );
                     // increment the sequence counter
                     if ( *sequence_cnt < SEQ_CNT_MAX)
                     {
                         *sequence_cnt = *sequence_cnt + 1;
                     }
                     else
                     {
                         *sequence_cnt = 0;
                     }
                 }
                 //***********************************
                 // RESET THE MODE OF THE CALLING TASK
                 status =  rtems_task_mode( initial_mode_set, RTEMS_PREEMPT_MASK, &current_mode_set );
             }

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