pd.if.org Git - liblfds/blob - liblfds/liblfds7.1.0/liblfds710/src/lfds710_ringbuffer/lfds710_ringbuffer_init.c

   1 /***** includes *****/
   2 #include "lfds710_ringbuffer_internal.h"
   3
   4
   5
   6
   7
   8 /****************************************************************************/
   9 void lfds710_ringbuffer_init_valid_on_current_logical_core( struct lfds710_ringbuffer_state *rs,
  10                                                             struct lfds710_ringbuffer_element *re_array_inc_dummy,
  11                                                             lfds710_pal_uint_t number_elements_inc_dummy,
  12                                                             void *user_state )
  13 {
  14   lfds710_pal_uint_t
  15     loop;
  16
  17   LFDS710_PAL_ASSERT( rs != NULL );
  18   LFDS710_PAL_ASSERT( re_array_inc_dummy != NULL );
  19   LFDS710_PAL_ASSERT( number_elements_inc_dummy >= 2 );
  20   // TRD : user_state can be NULL
  21
  22   rs->user_state = user_state;
  23
  24   re_array_inc_dummy[0].qumme_use = &re_array_inc_dummy[0].qumme;
  25
  26   lfds710_freelist_init_valid_on_current_logical_core( &rs->fs, NULL, 0, rs );
  27   lfds710_queue_umm_init_valid_on_current_logical_core( &rs->qumms, &re_array_inc_dummy[0].qumme, rs );
  28
  29   for( loop = 1 ; loop < number_elements_inc_dummy ; loop++ )
  30   {
  31     re_array_inc_dummy[loop].qumme_use = &re_array_inc_dummy[loop].qumme;
  32     LFDS710_FREELIST_SET_VALUE_IN_ELEMENT( re_array_inc_dummy[loop].fe, &re_array_inc_dummy[loop] );
  33     lfds710_freelist_push( &rs->fs, &re_array_inc_dummy[loop].fe, NULL );
  34   }
  35
  36   LFDS710_MISC_BARRIER_STORE;
  37
  38   lfds710_misc_force_store();
  39
  40   return;
  41 }
  42