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/** Functions related to data processing.
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*
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* @file
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* @author P. LEROY
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*
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* These function are related to data processing, i.e. spectral matrices averaging and basic parameters computation.
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*
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*/
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#include <fsw_processing.h>
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#include "fsw_processing_globals.c"
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//************************
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// spectral matrices rings
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ring_node sm_ring_f0[NB_RING_NODES_ASM_F0];
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ring_node sm_ring_f1[NB_RING_NODES_ASM_F1];
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ring_node sm_ring_f2[NB_RING_NODES_ASM_F2];
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ring_node *current_ring_node_sm_f0;
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ring_node *ring_node_for_averaging_sm_f0;
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ring_node *current_ring_node_sm_f1;
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ring_node *current_ring_node_sm_f2;
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BP1_t data_BP1[ NB_BINS_COMPRESSED_SM_F0 ];
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float averaged_sm_f0 [ TIME_OFFSET + TOTAL_SIZE_SM ];
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float averaged_sm_f0_reorganized[ TIME_OFFSET + TOTAL_SIZE_SM ];
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char averaged_sm_f0_char [ TIME_OFFSET_IN_BYTES + TOTAL_SIZE_SM ];
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float compressed_sm_f0 [ TOTAL_SIZE_COMPRESSED_ASM_F0 ];
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unsigned char LFR_BP1_F0[ TIME_OFFSET_IN_BYTES + TOTAL_SIZE_BP1_F0 * 2 ];
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unsigned char LFR_BP1_F1[ TIME_OFFSET_IN_BYTES + TOTAL_SIZE_BP1_F1 ];
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unsigned char LFR_BP1_F2[ TIME_OFFSET_IN_BYTES + TOTAL_SIZE_BP1_F2 ];
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unsigned int nb_sm_f0;
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void init_sm_rings( void )
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{
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unsigned char i;
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// F0 RING
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sm_ring_f0[0].next = (ring_node*) &sm_ring_f0[1];
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sm_ring_f0[0].previous = (ring_node*) &sm_ring_f0[NB_RING_NODES_ASM_F0-1];
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sm_ring_f0[0].buffer_address =
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(int) &sm_f0[ 0 ];
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sm_ring_f0[NB_RING_NODES_ASM_F0-1].next = (ring_node*) &sm_ring_f0[0];
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sm_ring_f0[NB_RING_NODES_ASM_F0-1].previous = (ring_node*) &sm_ring_f0[NB_RING_NODES_ASM_F0-2];
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sm_ring_f0[NB_RING_NODES_ASM_F0-1].buffer_address =
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(int) &sm_f0[ (NB_RING_NODES_ASM_F0-1) * TOTAL_SIZE_SM ];
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for(i=1; i<NB_RING_NODES_ASM_F0-1; i++)
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{
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sm_ring_f0[i].next = (ring_node*) &sm_ring_f0[i+1];
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sm_ring_f0[i].previous = (ring_node*) &sm_ring_f0[i-1];
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sm_ring_f0[i].buffer_address =
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(int) &sm_f0[ i * TOTAL_SIZE_SM ];
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}
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// F1 RING
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sm_ring_f1[0].next = (ring_node*) &sm_ring_f1[1];
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sm_ring_f1[0].previous = (ring_node*) &sm_ring_f1[NB_RING_NODES_ASM_F1-1];
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sm_ring_f1[0].buffer_address =
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(int) &sm_f1[ 0 ];
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sm_ring_f1[NB_RING_NODES_ASM_F1-1].next = (ring_node*) &sm_ring_f1[0];
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sm_ring_f1[NB_RING_NODES_ASM_F1-1].previous = (ring_node*) &sm_ring_f1[NB_RING_NODES_ASM_F1-2];
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sm_ring_f1[NB_RING_NODES_ASM_F1-1].buffer_address =
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(int) &sm_f1[ (NB_RING_NODES_ASM_F1-1) * TOTAL_SIZE_SM ];
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for(i=1; i<NB_RING_NODES_ASM_F1-1; i++)
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{
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sm_ring_f1[i].next = (ring_node*) &sm_ring_f1[i+1];
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sm_ring_f1[i].previous = (ring_node*) &sm_ring_f1[i-1];
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sm_ring_f1[i].buffer_address =
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(int) &sm_f1[ i * TOTAL_SIZE_SM ];
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}
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// F2 RING
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sm_ring_f2[0].next = (ring_node*) &sm_ring_f2[1];
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sm_ring_f2[0].previous = (ring_node*) &sm_ring_f2[NB_RING_NODES_ASM_F2-1];
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sm_ring_f2[0].buffer_address =
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(int) &sm_f2[ 0 ];
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sm_ring_f2[NB_RING_NODES_ASM_F2-1].next = (ring_node*) &sm_ring_f2[0];
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sm_ring_f2[NB_RING_NODES_ASM_F2-1].previous = (ring_node*) &sm_ring_f2[NB_RING_NODES_ASM_F2-2];
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sm_ring_f2[NB_RING_NODES_ASM_F2-1].buffer_address =
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(int) &sm_f2[ (NB_RING_NODES_ASM_F2-1) * TOTAL_SIZE_SM ];
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for(i=1; i<NB_RING_NODES_ASM_F2-1; i++)
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{
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sm_ring_f2[i].next = (ring_node*) &sm_ring_f2[i+1];
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sm_ring_f2[i].previous = (ring_node*) &sm_ring_f2[i-1];
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sm_ring_f2[i].buffer_address =
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(int) &sm_f2[ i * TOTAL_SIZE_SM ];
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}
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DEBUG_PRINTF1("asm_ring_f0 @%x\n", (unsigned int) sm_ring_f0)
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DEBUG_PRINTF1("asm_ring_f1 @%x\n", (unsigned int) sm_ring_f1)
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DEBUG_PRINTF1("asm_ring_f2 @%x\n", (unsigned int) sm_ring_f2)
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spectral_matrix_regs->matrixF0_Address0 = sm_ring_f0[0].buffer_address;
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DEBUG_PRINTF1("spectral_matrix_regs->matrixF0_Address0 @%x\n", spectral_matrix_regs->matrixF0_Address0)
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}
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void reset_current_sm_ring_nodes( void )
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{
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current_ring_node_sm_f0 = sm_ring_f0;
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current_ring_node_sm_f1 = sm_ring_f1;
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current_ring_node_sm_f2 = sm_ring_f2;
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ring_node_for_averaging_sm_f0 = sm_ring_f0;
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}
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//***********************************************************
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// Interrupt Service Routine for spectral matrices processing
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void reset_nb_sm_f0( void )
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{
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nb_sm_f0 = 0;
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}
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rtems_isr spectral_matrices_isr( rtems_vector_number vector )
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{
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rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_8 );
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if ( (spectral_matrix_regs->status & 0x1) == 0x01)
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{
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current_ring_node_sm_f0 = current_ring_node_sm_f0->next;
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spectral_matrix_regs->matrixF0_Address0 = current_ring_node_sm_f0->buffer_address;
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spectral_matrix_regs->status = spectral_matrix_regs->status & 0xfffffffe; // 1110
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nb_sm_f0 = nb_sm_f0 + 1;
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}
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else if ( (spectral_matrix_regs->status & 0x2) == 0x02)
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{
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current_ring_node_sm_f0 = current_ring_node_sm_f0->next;
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spectral_matrix_regs->matrixFO_Address1 = current_ring_node_sm_f0->buffer_address;
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spectral_matrix_regs->status = spectral_matrix_regs->status & 0xfffffffd; // 1101
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nb_sm_f0 = nb_sm_f0 + 1;
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}
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if ( (spectral_matrix_regs->status & 0x30) != 0x00)
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{
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rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_8 );
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spectral_matrix_regs->status = spectral_matrix_regs->status & 0xffffffcf; // 1100 1111
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}
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spectral_matrix_regs->status = spectral_matrix_regs->status & 0xfffffff3; // 0011
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if (nb_sm_f0 == (NB_SM_TO_RECEIVE_BEFORE_AVF0-1) )
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{
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ring_node_for_averaging_sm_f0 = current_ring_node_sm_f0;
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if (rtems_event_send( Task_id[TASKID_AVF0], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL)
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{
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rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_3 );
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}
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nb_sm_f0 = 0;
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}
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else
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{
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nb_sm_f0 = nb_sm_f0 + 1;
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}
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}
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rtems_isr spectral_matrices_isr_simu( rtems_vector_number vector )
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{
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if (nb_sm_f0 == (NB_SM_TO_RECEIVE_BEFORE_AVF0-1) )
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{
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ring_node_for_averaging_sm_f0 = current_ring_node_sm_f0;
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if (rtems_event_send( Task_id[TASKID_AVF0], RTEMS_EVENT_0 ) != RTEMS_SUCCESSFUL)
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{
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rtems_event_send( Task_id[TASKID_DUMB], RTEMS_EVENT_3 );
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}
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nb_sm_f0 = 0;
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}
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else
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{
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nb_sm_f0 = nb_sm_f0 + 1;
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}
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}
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//************
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// RTEMS TASKS
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rtems_task smiq_task(rtems_task_argument argument) // process the Spectral Matrices IRQ
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{
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rtems_event_set event_out;
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BOOT_PRINTF("in SMIQ *** \n")
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while(1){
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rtems_event_receive(RTEMS_EVENT_0, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an RTEMS_EVENT0
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}
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}
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rtems_task avf0_task(rtems_task_argument argument)
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{
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int i;
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static int nb_average;
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rtems_event_set event_out;
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rtems_status_code status;
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ring_node *ring_node_tab[8];
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nb_average = 0;
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BOOT_PRINTF("in AVFO *** \n")
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while(1){
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rtems_event_receive(RTEMS_EVENT_0, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an RTEMS_EVENT0
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ring_node_tab[NB_SM_TO_RECEIVE_BEFORE_AVF0-1] = ring_node_for_averaging_sm_f0;
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for (i=2; i<NB_SM_TO_RECEIVE_BEFORE_AVF0+1; i++)
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{
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ring_node_for_averaging_sm_f0 = ring_node_for_averaging_sm_f0->previous;
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ring_node_tab[NB_SM_TO_RECEIVE_BEFORE_AVF0-i] = ring_node_for_averaging_sm_f0;
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}
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averaged_sm_f0[0] = ( (int *) (ring_node_tab[7]->buffer_address) ) [0];
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averaged_sm_f0[1] = ( (int *) (ring_node_tab[7]->buffer_address) ) [1];
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for(i=0; i<TOTAL_SIZE_SM; i++)
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{
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averaged_sm_f0[i] = ( (int *) (ring_node_tab[0]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[1]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[2]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[3]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[4]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[5]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[6]->buffer_address) ) [i + TIME_OFFSET]
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+ ( (int *) (ring_node_tab[7]->buffer_address) ) [i + TIME_OFFSET];
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}
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nb_average = nb_average + NB_SM_TO_RECEIVE_BEFORE_AVF0;
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if (nb_average == NB_AVERAGE_NORMAL_f0) {
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nb_average = 0;
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status = rtems_event_send( Task_id[TASKID_MATR], RTEMS_EVENT_0 ); // sending an event to the task 7, BPF0
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if (status != RTEMS_SUCCESSFUL) {
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printf("in AVF0 *** Error sending RTEMS_EVENT_0, code %d\n", status);
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}
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}
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}
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}
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rtems_task matr_task(rtems_task_argument argument)
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{
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spw_ioctl_pkt_send spw_ioctl_send_ASM;
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rtems_event_set event_out;
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rtems_status_code status;
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rtems_id queue_id;
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Header_TM_LFR_SCIENCE_ASM_t headerASM;
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init_header_asm( &headerASM );
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status = get_message_queue_id_send( &queue_id );
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if (status != RTEMS_SUCCESSFUL)
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{
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PRINTF1("in MATR *** ERR get_message_queue_id_send %d\n", status)
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}
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BOOT_PRINTF("in MATR *** \n")
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fill_averaged_spectral_matrix( );
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while(1){
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rtems_event_receive(RTEMS_EVENT_0, RTEMS_WAIT, RTEMS_NO_TIMEOUT, &event_out); // wait for an RTEMS_EVENT0
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// 1) compress the matrix for Basic Parameters calculation
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ASM_compress( averaged_sm_f0, 0, compressed_sm_f0 );
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// 2)
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// BP1_set( (float *) &compressed_sm_f0[TIME_OFFSET], NB_BINS_COMPRESSED_SM_F0, (unsigned char *) &LFR_BP1_F0[TIME_OFFSET_IN_BYTES] );
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// 3) convert the float array in a char array
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ASM_reorganize( averaged_sm_f0, averaged_sm_f0_reorganized );
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ASM_convert( averaged_sm_f0_reorganized, averaged_sm_f0_char);
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// 4) send the spectral matrix packets
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ASM_send( &headerASM, averaged_sm_f0_char, SID_NORM_ASM_F0, &spw_ioctl_send_ASM, queue_id);
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}
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}
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//*****************************
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// Spectral matrices processing
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void matrix_reset(volatile float *averaged_spec_mat)
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{
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int i;
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for(i=0; i<TOTAL_SIZE_SM; i++){
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averaged_spec_mat[i] = 0;
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}
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}
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void ASM_reorganize( float *averaged_spec_mat, float *averaged_spec_mat_reorganized )
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{
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int frequencyBin;
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int asmComponent;
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// copy the time information
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averaged_spec_mat_reorganized[ 0 ] = averaged_spec_mat[ 0 ];
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averaged_spec_mat_reorganized[ 1 ] = averaged_spec_mat[ 1 ];
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for (asmComponent = 0; asmComponent < NB_VALUES_PER_SM; asmComponent++)
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{
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for( frequencyBin = 0; frequencyBin < NB_BINS_PER_SM; frequencyBin++ )
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{
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averaged_spec_mat_reorganized[ frequencyBin * NB_VALUES_PER_SM + asmComponent + TIME_OFFSET ] =
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averaged_spec_mat[ asmComponent * NB_BINS_PER_SM + frequencyBin + TIME_OFFSET];
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}
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}
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}
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void ASM_compress( float *averaged_spec_mat, unsigned char fChannel, float *compressed_spec_mat )
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{
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int frequencyBin;
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int asmComponent;
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int offsetASM;
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int offsetCompressed;
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int k;
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switch (fChannel){
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case 0:
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for (asmComponent = 0; asmComponent < NB_VALUES_PER_SM; asmComponent++)
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{
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for( frequencyBin = 0; frequencyBin < NB_BINS_COMPRESSED_SM_F0; frequencyBin++ )
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{
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offsetCompressed = TIME_OFFSET
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+ frequencyBin * NB_VALUES_PER_SM
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+ asmComponent;
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offsetASM = TIME_OFFSET
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+ asmComponent * NB_BINS_PER_SM
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+ ASM_F0_INDICE_START
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+ frequencyBin * NB_BINS_TO_AVERAGE_ASM_F0;
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compressed_spec_mat[ offsetCompressed ] = 0;
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for ( k = 0; k < NB_BINS_TO_AVERAGE_ASM_F0; k++ )
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{
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compressed_spec_mat[offsetCompressed ] =
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compressed_spec_mat[ offsetCompressed ]
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+ averaged_spec_mat[ offsetASM + k ];
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}
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}
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}
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break;
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case 1:
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// case fChannel = f1 to be completed later
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break;
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case 2:
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// case fChannel = f1 to be completed later
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break;
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default:
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break;
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}
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}
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void ASM_convert( volatile float *input_matrix, char *output_matrix)
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{
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unsigned int i;
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unsigned int frequencyBin;
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unsigned int asmComponent;
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char * pt_char_input;
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char * pt_char_output;
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|
pt_char_input = (char*) &input_matrix;
|
|
|
pt_char_output = (char*) &output_matrix;
|
|
|
|
|
|
// copy the time information
|
|
|
for (i=0; i<TIME_OFFSET_IN_BYTES; i++)
|
|
|
{
|
|
|
pt_char_output[ i ] = pt_char_output[ i ];
|
|
|
}
|
|
|
|
|
|
// convert all other data
|
|
|
for( frequencyBin=0; frequencyBin<NB_BINS_PER_SM; frequencyBin++)
|
|
|
{
|
|
|
for ( asmComponent=0; asmComponent<NB_VALUES_PER_SM; asmComponent++)
|
|
|
{
|
|
|
pt_char_input = (char*) &input_matrix [ (frequencyBin*NB_VALUES_PER_SM) + asmComponent + TIME_OFFSET ];
|
|
|
pt_char_output = (char*) &output_matrix[ 2 * ( (frequencyBin*NB_VALUES_PER_SM) + asmComponent ) + TIME_OFFSET_IN_BYTES ];
|
|
|
pt_char_output[0] = pt_char_input[0]; // bits 31 downto 24 of the float
|
|
|
pt_char_output[1] = pt_char_input[1]; // bits 23 downto 16 of the float
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void ASM_send(Header_TM_LFR_SCIENCE_ASM_t *header, char *spectral_matrix,
|
|
|
unsigned int sid, spw_ioctl_pkt_send *spw_ioctl_send, rtems_id queue_id)
|
|
|
{
|
|
|
unsigned int i;
|
|
|
unsigned int length = 0;
|
|
|
rtems_status_code status;
|
|
|
|
|
|
for (i=0; i<2; i++)
|
|
|
{
|
|
|
// (1) BUILD THE DATA
|
|
|
switch(sid)
|
|
|
{
|
|
|
case SID_NORM_ASM_F0:
|
|
|
spw_ioctl_send->dlen = TOTAL_SIZE_ASM_F0_IN_BYTES / 2;
|
|
|
spw_ioctl_send->data = &spectral_matrix[
|
|
|
( (ASM_F0_INDICE_START + (i*NB_BINS_PER_PKT_ASM_F0) ) * NB_VALUES_PER_SM ) * 2
|
|
|
+ TIME_OFFSET_IN_BYTES
|
|
|
];
|
|
|
length = PACKET_LENGTH_TM_LFR_SCIENCE_ASM_F0;
|
|
|
header->pa_lfr_asm_blk_nr[0] = (unsigned char) ( (NB_BINS_PER_PKT_ASM_F0) >> 8 ); // BLK_NR MSB
|
|
|
header->pa_lfr_asm_blk_nr[1] = (unsigned char) (NB_BINS_PER_PKT_ASM_F0); // BLK_NR LSB
|
|
|
break;
|
|
|
case SID_NORM_ASM_F1:
|
|
|
break;
|
|
|
case SID_NORM_ASM_F2:
|
|
|
break;
|
|
|
default:
|
|
|
PRINTF1("ERR *** in ASM_send *** unexpected sid %d\n", sid)
|
|
|
break;
|
|
|
}
|
|
|
spw_ioctl_send->hlen = HEADER_LENGTH_TM_LFR_SCIENCE_ASM + CCSDS_PROTOCOLE_EXTRA_BYTES;
|
|
|
spw_ioctl_send->hdr = (char *) header;
|
|
|
spw_ioctl_send->options = 0;
|
|
|
|
|
|
// (2) BUILD THE HEADER
|
|
|
header->packetLength[0] = (unsigned char) (length>>8);
|
|
|
header->packetLength[1] = (unsigned char) (length);
|
|
|
header->sid = (unsigned char) sid; // SID
|
|
|
header->pa_lfr_pkt_cnt_asm = 2;
|
|
|
header->pa_lfr_pkt_nr_asm = (unsigned char) (i+1);
|
|
|
|
|
|
// (3) SET PACKET TIME
|
|
|
header->time[0] = (unsigned char) (time_management_regs->coarse_time>>24);
|
|
|
header->time[1] = (unsigned char) (time_management_regs->coarse_time>>16);
|
|
|
header->time[2] = (unsigned char) (time_management_regs->coarse_time>>8);
|
|
|
header->time[3] = (unsigned char) (time_management_regs->coarse_time);
|
|
|
header->time[4] = (unsigned char) (time_management_regs->fine_time>>8);
|
|
|
header->time[5] = (unsigned char) (time_management_regs->fine_time);
|
|
|
//
|
|
|
header->acquisitionTime[0] = (unsigned char) (time_management_regs->coarse_time>>24);
|
|
|
header->acquisitionTime[1] = (unsigned char) (time_management_regs->coarse_time>>16);
|
|
|
header->acquisitionTime[2] = (unsigned char) (time_management_regs->coarse_time>>8);
|
|
|
header->acquisitionTime[3] = (unsigned char) (time_management_regs->coarse_time);
|
|
|
header->acquisitionTime[4] = (unsigned char) (time_management_regs->fine_time>>8);
|
|
|
header->acquisitionTime[5] = (unsigned char) (time_management_regs->fine_time);
|
|
|
|
|
|
// (4) SEND PACKET
|
|
|
status = rtems_message_queue_send( queue_id, spw_ioctl_send, ACTION_MSG_SPW_IOCTL_SEND_SIZE);
|
|
|
if (status != RTEMS_SUCCESSFUL) {
|
|
|
printf("in ASM_send *** ERR %d\n", (int) status);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void BP1_set_old(float * compressed_spec_mat, unsigned char nb_bins_compressed_spec_mat, unsigned char * LFR_BP1){
|
|
|
int i;
|
|
|
int j;
|
|
|
unsigned char tmp_u_char;
|
|
|
unsigned char * pt_char = NULL;
|
|
|
float PSDB, PSDE;
|
|
|
float NVEC_V0;
|
|
|
float NVEC_V1;
|
|
|
float NVEC_V2;
|
|
|
//float significand;
|
|
|
//int exponent;
|
|
|
float aux;
|
|
|
float tr_SB_SB;
|
|
|
float tmp;
|
|
|
float sx_re;
|
|
|
float sx_im;
|
|
|
float nebx_re = 0;
|
|
|
float nebx_im = 0;
|
|
|
float ny = 0;
|
|
|
float nz = 0;
|
|
|
float bx_bx_star = 0;
|
|
|
for(i=0; i<nb_bins_compressed_spec_mat; i++){
|
|
|
//==============================================
|
|
|
// BP1 PSD == B PAR_LFR_SC_BP1_PE_FL0 == 16 bits
|
|
|
PSDB = compressed_spec_mat[i*30] // S11
|
|
|
+ compressed_spec_mat[(i*30) + 10] // S22
|
|
|
+ compressed_spec_mat[(i*30) + 18]; // S33
|
|
|
//significand = frexp(PSDB, &exponent);
|
|
|
pt_char = (unsigned char*) &PSDB;
|
|
|
LFR_BP1[(i*9) + 2] = pt_char[0]; // bits 31 downto 24 of the float
|
|
|
LFR_BP1[(i*9) + 3] = pt_char[1]; // bits 23 downto 16 of the float
|
|
|
//==============================================
|
|
|
// BP1 PSD == E PAR_LFR_SC_BP1_PB_FL0 == 16 bits
|
|
|
PSDE = compressed_spec_mat[(i*30) + 24] * K44_pe // S44
|
|
|
+ compressed_spec_mat[(i*30) + 28] * K55_pe // S55
|
|
|
+ compressed_spec_mat[(i*30) + 26] * K45_pe_re // S45
|
|
|
- compressed_spec_mat[(i*30) + 27] * K45_pe_im; // S45
|
|
|
pt_char = (unsigned char*) &PSDE;
|
|
|
LFR_BP1[(i*9) + 0] = pt_char[0]; // bits 31 downto 24 of the float
|
|
|
LFR_BP1[(i*9) + 1] = pt_char[1]; // bits 23 downto 16 of the float
|
|
|
//==============================================================================
|
|
|
// BP1 normal wave vector == PAR_LFR_SC_BP1_NVEC_V0_F0 == 8 bits
|
|
|
// == PAR_LFR_SC_BP1_NVEC_V1_F0 == 8 bits
|
|
|
// == PAR_LFR_SC_BP1_NVEC_V2_F0 == 1 bits
|
|
|
tmp = sqrt(
|
|
|
compressed_spec_mat[(i*30) + 3]*compressed_spec_mat[(i*30) + 3] //Im S12
|
|
|
+compressed_spec_mat[(i*30) + 5]*compressed_spec_mat[(i*30) + 5] //Im S13
|
|
|
+compressed_spec_mat[(i*30) + 13]*compressed_spec_mat[(i*30) + 13] //Im S23
|
|
|
);
|
|
|
NVEC_V0 = compressed_spec_mat[(i*30) + 13] / tmp; // Im S23
|
|
|
NVEC_V1 = -compressed_spec_mat[(i*30) + 5] / tmp; // Im S13
|
|
|
NVEC_V2 = compressed_spec_mat[(i*30) + 3] / tmp; // Im S12
|
|
|
LFR_BP1[(i*9) + 4] = (char) (NVEC_V0*127);
|
|
|
LFR_BP1[(i*9) + 5] = (char) (NVEC_V1*127);
|
|
|
pt_char = (unsigned char*) &NVEC_V2;
|
|
|
LFR_BP1[(i*9) + 6] = pt_char[0] & 0x80; // extract the sign of NVEC_V2
|
|
|
//=======================================================
|
|
|
// BP1 ellipticity == PAR_LFR_SC_BP1_ELLIP_F0 == 4 bits
|
|
|
aux = 2*tmp / PSDB; // compute the ellipticity
|
|
|
tmp_u_char = (unsigned char) (aux*(16-1)); // convert the ellipticity
|
|
|
LFR_BP1[i*9+6] = LFR_BP1[i*9+6] | ((tmp_u_char&0x0f)<<3); // keeps 4 bits of the resulting unsigned char
|
|
|
//==============================================================
|
|
|
// BP1 degree of polarization == PAR_LFR_SC_BP1_DOP_F0 == 3 bits
|
|
|
for(j = 0; j<NB_VALUES_PER_SM;j++){
|
|
|
tr_SB_SB = compressed_spec_mat[i*30] * compressed_spec_mat[i*30]
|
|
|
+ compressed_spec_mat[(i*30) + 10] * compressed_spec_mat[(i*30) + 10]
|
|
|
+ compressed_spec_mat[(i*30) + 18] * compressed_spec_mat[(i*30) + 18]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 2] * compressed_spec_mat[(i*30) + 2]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 3] * compressed_spec_mat[(i*30) + 3]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 4] * compressed_spec_mat[(i*30) + 4]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 5] * compressed_spec_mat[(i*30) + 5]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 12] * compressed_spec_mat[(i*30) + 12]
|
|
|
+ 2 * compressed_spec_mat[(i*30) + 13] * compressed_spec_mat[(i*30) + 13];
|
|
|
}
|
|
|
aux = PSDB*PSDB;
|
|
|
tmp = sqrt( abs( ( 3*tr_SB_SB - aux ) / ( 2 * aux ) ) );
|
|
|
tmp_u_char = (unsigned char) (NVEC_V0*(8-1));
|
|
|
LFR_BP1[(i*9) + 6] = LFR_BP1[(i*9) + 6] | (tmp_u_char & 0x07); // keeps 3 bits of the resulting unsigned char
|
|
|
//=======================================================================================
|
|
|
// BP1 x-component of the normalized Poynting flux == PAR_LFR_SC_BP1_SZ_F0 == 8 bits (7+1)
|
|
|
sx_re = compressed_spec_mat[(i*30) + 20] * K34_sx_re
|
|
|
+ compressed_spec_mat[(i*30) + 6] * K14_sx_re
|
|
|
+ compressed_spec_mat[(i*30) + 8] * K15_sx_re
|
|
|
+ compressed_spec_mat[(i*30) + 14] * K24_sx_re
|
|
|
+ compressed_spec_mat[(i*30) + 16] * K25_sx_re
|
|
|
+ compressed_spec_mat[(i*30) + 22] * K35_sx_re;
|
|
|
sx_im = compressed_spec_mat[(i*30) + 21] * K34_sx_im
|
|
|
+ compressed_spec_mat[(i*30) + 7] * K14_sx_im
|
|
|
+ compressed_spec_mat[(i*30) + 9] * K15_sx_im
|
|
|
+ compressed_spec_mat[(i*30) + 15] * K24_sx_im
|
|
|
+ compressed_spec_mat[(i*30) + 17] * K25_sx_im
|
|
|
+ compressed_spec_mat[(i*30) + 23] * K35_sx_im;
|
|
|
LFR_BP1[(i*9) + 7] = ((unsigned char) (sx_re * 128)) & 0x7f; // cf DOC for the compression
|
|
|
if ( abs(sx_re) > abs(sx_im) ) {
|
|
|
LFR_BP1[(i*9) + 7] = LFR_BP1[(i*9) + 1] | (0x80); // extract the sector of sx
|
|
|
}
|
|
|
else {
|
|
|
LFR_BP1[(i*9) + 7] = LFR_BP1[(i*9) + 1] & (0x7f); // extract the sector of sx
|
|
|
}
|
|
|
//======================================================================
|
|
|
// BP1 phase velocity estimator == PAR_LFR_SC_BP1_VPHI_F0 == 8 bits (7+1)
|
|
|
ny = sin(Alpha_M)*NVEC_V1 + cos(Alpha_M)*NVEC_V2;
|
|
|
nz = NVEC_V0;
|
|
|
bx_bx_star = cos(Alpha_M) * cos(Alpha_M) * compressed_spec_mat[i*30+10] // re S22
|
|
|
+ sin(Alpha_M) * sin(Alpha_M) * compressed_spec_mat[i*30+18] // re S33
|
|
|
- 2 * sin(Alpha_M) * cos(Alpha_M) * compressed_spec_mat[i*30+12]; // re S23
|
|
|
nebx_re = ny * (compressed_spec_mat[(i*30) + 14] * K24_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 16] * K25_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 20] * K34_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 22] * K35_ny_re)
|
|
|
+ nz * (compressed_spec_mat[(i*30) + 14] * K24_nz_re
|
|
|
+compressed_spec_mat[(i*30) + 16] * K25_nz_re
|
|
|
+compressed_spec_mat[(i*30) + 20] * K34_nz_re
|
|
|
+compressed_spec_mat[(i*30) + 22] * K35_nz_re);
|
|
|
nebx_im = ny * (compressed_spec_mat[(i*30) + 15]*K24_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 17] * K25_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 21] * K34_ny_re
|
|
|
+compressed_spec_mat[(i*30) + 23] * K35_ny_re)
|
|
|
+ nz * (compressed_spec_mat[(i*30) + 15] * K24_nz_im
|
|
|
+compressed_spec_mat[(i*30) + 17] * K25_nz_im
|
|
|
+compressed_spec_mat[(i*30) + 21] * K34_nz_im
|
|
|
+compressed_spec_mat[(i*30) + 23] * K35_nz_im);
|
|
|
tmp = nebx_re / bx_bx_star;
|
|
|
LFR_BP1[(i*9) + 8] = ((unsigned char) (tmp * 128)) & 0x7f; // cf DOC for the compression
|
|
|
if ( abs(nebx_re) > abs(nebx_im) ) {
|
|
|
LFR_BP1[(i*9) + 8] = LFR_BP1[(i*9) + 8] | (0x80); // extract the sector of nebx
|
|
|
}
|
|
|
else {
|
|
|
LFR_BP1[(i*9) + 8] = LFR_BP1[(i*9) + 8] & (0x7f); // extract the sector of nebx
|
|
|
}
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
void BP2_set_old(float * compressed_spec_mat, unsigned char nb_bins_compressed_spec_mat){
|
|
|
// BP2 autocorrelation
|
|
|
int i;
|
|
|
int aux = 0;
|
|
|
|
|
|
for(i = 0; i<nb_bins_compressed_spec_mat; i++){
|
|
|
// S12
|
|
|
aux = sqrt(compressed_spec_mat[i*30]*compressed_spec_mat[(i*30) + 10]);
|
|
|
compressed_spec_mat[(i*30) + 2] = compressed_spec_mat[(i*30) + 2] / aux;
|
|
|
compressed_spec_mat[(i*30) + 3] = compressed_spec_mat[(i*30) + 3] / aux;
|
|
|
// S13
|
|
|
aux = sqrt(compressed_spec_mat[i*30]*compressed_spec_mat[(i*30) + 18]);
|
|
|
compressed_spec_mat[(i*30) + 4] = compressed_spec_mat[(i*30) + 4] / aux;
|
|
|
compressed_spec_mat[(i*30) + 5] = compressed_spec_mat[(i*30) + 5] / aux;
|
|
|
// S23
|
|
|
aux = sqrt(compressed_spec_mat[i*30+12]*compressed_spec_mat[(i*30) + 18]);
|
|
|
compressed_spec_mat[(i*30) + 12] = compressed_spec_mat[(i*30) + 12] / aux;
|
|
|
compressed_spec_mat[(i*30) + 13] = compressed_spec_mat[(i*30) + 13] / aux;
|
|
|
// S45
|
|
|
aux = sqrt(compressed_spec_mat[i*30+24]*compressed_spec_mat[(i*30) + 28]);
|
|
|
compressed_spec_mat[(i*30) + 26] = compressed_spec_mat[(i*30) + 26] / aux;
|
|
|
compressed_spec_mat[(i*30) + 27] = compressed_spec_mat[(i*30) + 27] / aux;
|
|
|
// S14
|
|
|
aux = sqrt(compressed_spec_mat[i*30]*compressed_spec_mat[(i*30) +24]);
|
|
|
compressed_spec_mat[(i*30) + 6] = compressed_spec_mat[(i*30) + 6] / aux;
|
|
|
compressed_spec_mat[(i*30) + 7] = compressed_spec_mat[(i*30) + 7] / aux;
|
|
|
// S15
|
|
|
aux = sqrt(compressed_spec_mat[i*30]*compressed_spec_mat[(i*30) + 28]);
|
|
|
compressed_spec_mat[(i*30) + 8] = compressed_spec_mat[(i*30) + 8] / aux;
|
|
|
compressed_spec_mat[(i*30) + 9] = compressed_spec_mat[(i*30) + 9] / aux;
|
|
|
// S24
|
|
|
aux = sqrt(compressed_spec_mat[i*10]*compressed_spec_mat[(i*30) + 24]);
|
|
|
compressed_spec_mat[(i*30) + 14] = compressed_spec_mat[(i*30) + 14] / aux;
|
|
|
compressed_spec_mat[(i*30) + 15] = compressed_spec_mat[(i*30) + 15] / aux;
|
|
|
// S25
|
|
|
aux = sqrt(compressed_spec_mat[i*10]*compressed_spec_mat[(i*30) + 28]);
|
|
|
compressed_spec_mat[(i*30) + 16] = compressed_spec_mat[(i*30) + 16] / aux;
|
|
|
compressed_spec_mat[(i*30) + 17] = compressed_spec_mat[(i*30) + 17] / aux;
|
|
|
// S34
|
|
|
aux = sqrt(compressed_spec_mat[i*18]*compressed_spec_mat[(i*30) + 24]);
|
|
|
compressed_spec_mat[(i*30) + 20] = compressed_spec_mat[(i*30) + 20] / aux;
|
|
|
compressed_spec_mat[(i*30) + 21] = compressed_spec_mat[(i*30) + 21] / aux;
|
|
|
// S35
|
|
|
aux = sqrt(compressed_spec_mat[i*18]*compressed_spec_mat[(i*30) + 28]);
|
|
|
compressed_spec_mat[(i*30) + 22] = compressed_spec_mat[(i*30) + 22] / aux;
|
|
|
compressed_spec_mat[(i*30) + 23] = compressed_spec_mat[(i*30) + 23] / aux;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
void init_header_asm( Header_TM_LFR_SCIENCE_ASM_t *header)
|
|
|
{
|
|
|
header->targetLogicalAddress = CCSDS_DESTINATION_ID;
|
|
|
header->protocolIdentifier = CCSDS_PROTOCOLE_ID;
|
|
|
header->reserved = 0x00;
|
|
|
header->userApplication = CCSDS_USER_APP;
|
|
|
header->packetID[0] = (unsigned char) (TM_PACKET_ID_SCIENCE_NORMAL_BURST >> 8);
|
|
|
header->packetID[1] = (unsigned char) (TM_PACKET_ID_SCIENCE_NORMAL_BURST);
|
|
|
header->packetSequenceControl[0] = 0xc0;
|
|
|
header->packetSequenceControl[1] = 0x00;
|
|
|
header->packetLength[0] = 0x00;
|
|
|
header->packetLength[1] = 0x00;
|
|
|
// DATA FIELD HEADER
|
|
|
header->spare1_pusVersion_spare2 = 0x10;
|
|
|
header->serviceType = TM_TYPE_LFR_SCIENCE; // service type
|
|
|
header->serviceSubType = TM_SUBTYPE_LFR_SCIENCE; // service subtype
|
|
|
header->destinationID = TM_DESTINATION_ID_GROUND;
|
|
|
// AUXILIARY DATA HEADER
|
|
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header->sid = 0x00;
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header->biaStatusInfo = 0x00;
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header->pa_lfr_pkt_cnt_asm = 0x00;
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header->pa_lfr_pkt_nr_asm = 0x00;
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header->time[0] = 0x00;
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header->time[0] = 0x00;
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header->time[0] = 0x00;
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header->time[0] = 0x00;
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header->time[0] = 0x00;
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header->time[0] = 0x00;
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header->pa_lfr_asm_blk_nr[0] = 0x00; // BLK_NR MSB
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header->pa_lfr_asm_blk_nr[1] = 0x00; // BLK_NR LSB
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}
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void fill_averaged_spectral_matrix(void)
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{
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/** This function fills spectral matrices related buffers with arbitrary data.
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*
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* This function is for testing purpose only.
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*
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*/
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float offset;
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float coeff;
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offset = 10.;
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coeff = 100000.;
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averaged_sm_f0[ 0 + 25 * 0 ] = 0. + offset;
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averaged_sm_f0[ 0 + 25 * 1 ] = 1. + offset;
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averaged_sm_f0[ 0 + 25 * 2 ] = 2. + offset;
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averaged_sm_f0[ 0 + 25 * 3 ] = 3. + offset;
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averaged_sm_f0[ 0 + 25 * 4 ] = 4. + offset;
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averaged_sm_f0[ 0 + 25 * 5 ] = 5. + offset;
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averaged_sm_f0[ 0 + 25 * 6 ] = 6. + offset;
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averaged_sm_f0[ 0 + 25 * 7 ] = 7. + offset;
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averaged_sm_f0[ 0 + 25 * 8 ] = 8. + offset;
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averaged_sm_f0[ 0 + 25 * 9 ] = 9. + offset;
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averaged_sm_f0[ 0 + 25 * 10 ] = 10. + offset;
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averaged_sm_f0[ 0 + 25 * 11 ] = 11. + offset;
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averaged_sm_f0[ 0 + 25 * 12 ] = 12. + offset;
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averaged_sm_f0[ 0 + 25 * 13 ] = 13. + offset;
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averaged_sm_f0[ 0 + 25 * 14 ] = 14. + offset;
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averaged_sm_f0[ 9 + 25 * 0 ] = -(0. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 1 ] = -(1. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 2 ] = -(2. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 3 ] = -(3. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 4 ] = -(4. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 5 ] = -(5. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 6 ] = -(6. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 7 ] = -(7. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 8 ] = -(8. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 9 ] = -(9. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 10 ] = -(10. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 11 ] = -(11. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 12 ] = -(12. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 13 ] = -(13. + offset)* coeff;
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averaged_sm_f0[ 9 + 25 * 14 ] = -(14. + offset)* coeff;
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offset = 10000000;
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averaged_sm_f0[ 16 + 25 * 0 ] = (0. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 1 ] = (1. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 2 ] = (2. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 3 ] = (3. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 4 ] = (4. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 5 ] = (5. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 6 ] = (6. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 7 ] = (7. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 8 ] = (8. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 9 ] = (9. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 10 ] = (10. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 11 ] = (11. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 12 ] = (12. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 13 ] = (13. + offset)* coeff;
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averaged_sm_f0[ 16 + 25 * 14 ] = (14. + offset)* coeff;
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 0 ] = averaged_sm_f0[ 0 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 1 ] = averaged_sm_f0[ 1 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 2 ] = averaged_sm_f0[ 2 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 3 ] = averaged_sm_f0[ 3 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 4 ] = averaged_sm_f0[ 4 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 5 ] = averaged_sm_f0[ 5 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 6 ] = averaged_sm_f0[ 6 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 7 ] = averaged_sm_f0[ 7 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 8 ] = averaged_sm_f0[ 8 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 9 ] = averaged_sm_f0[ 9 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 10 ] = averaged_sm_f0[ 10 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 11 ] = averaged_sm_f0[ 11 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 12 ] = averaged_sm_f0[ 12 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 13 ] = averaged_sm_f0[ 13 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 14 ] = averaged_sm_f0[ 14 ];
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averaged_sm_f0[ (TOTAL_SIZE_SM/2) + 15 ] = averaged_sm_f0[ 15 ];
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}
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void reset_spectral_matrix_regs()
|
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|
{
|
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|
/** This function resets the spectral matrices module registers.
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|
*
|
|
|
* The registers affected by this function are located at the following offset addresses:
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|
*
|
|
|
* - 0x00 config
|
|
|
* - 0x04 status
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|
* - 0x08 matrixF0_Address0
|
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|
* - 0x10 matrixFO_Address1
|
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|
* - 0x14 matrixF1_Address
|
|
|
* - 0x18 matrixF2_Address
|
|
|
*
|
|
|
*/
|
|
|
|
|
|
spectral_matrix_regs->config = 0x00;
|
|
|
spectral_matrix_regs->status = 0x00;
|
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|
|
|
spectral_matrix_regs->matrixF0_Address0 = current_ring_node_sm_f0->buffer_address;
|
|
|
spectral_matrix_regs->matrixFO_Address1 = current_ring_node_sm_f0->buffer_address;
|
|
|
spectral_matrix_regs->matrixF1_Address = current_ring_node_sm_f1->buffer_address;
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|
|
spectral_matrix_regs->matrixF2_Address = current_ring_node_sm_f2->buffer_address;
|
|
|
}
|
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|
|
//******************
|
|
|
// general functions
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