HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/LFR_FSW Commit - r372:fc82b08705ba

Added scrubbing Task, to increase scrubbing frequency and avoid entering...

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r372:fc82b08705ba

.hgsub +1 -1

-             header/lfr_common_headers = https://hephaistos.lpp.polytechnique.fr/rhodecode/HG_REPOSITORIES/LPP/INSTRUMENTATION/SOLO_LFR/lfr_common_headers
+             header/lfr_common_headers = https://hephaistos.lpp.polytechnique.fr/rhodecode/HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/lfr_common_headers
              LFR_basic-parameters = https://hephaistos.lpp.polytechnique.fr/rhodecode/HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/CHUST/LFR_basic-parameters

.hgsubstate +1 -1

		@@ -1,2 +1,2
1	1	3081d1f9bb20b2b64a192585337a292a9804e0c5 LFR_basic-parameters
2		~~e904b329ff977514bf36af92617afefd22fd06ab~~ header/lfr_common_headers
	2	db74b38fe91cd826fa49fa4eb6f93d626637ceb9 header/lfr_common_headers

header/fsw_misc.h +1 0

              rtems_task hous_task( rtems_task_argument argument );
              rtems_task avgv_task( rtems_task_argument argument );
              rtems_task dumb_task( rtems_task_argument unused );
+             rtems_task scrubbing_task( rtems_task_argument unused );
              void init_housekeeping_parameters( void );
              void increment_seq_counter(unsigned short *packetSequenceControl);

src/fsw_init.c +18 -1

              #include <rtems.h>
              /* configuration information */
              #define CONFIGURE_INIT
              #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
              #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
-             #define CONFIGURE_MAXIMUM_TASKS 21 // number of tasks concurrently active including INIT
+             #define CONFIGURE_MAXIMUM_TASKS 22 // number of tasks concurrently active including INIT
              #define CONFIGURE_RTEMS_INIT_TASKS_TABLE
              #define CONFIGURE_EXTRA_TASK_STACKS (3 * RTEMS_MINIMUM_STACK_SIZE)
              #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 32
                  Task_name[TASKID_PRC1] = rtems_build_name( 'P', 'R', 'C', '1' );
                  Task_name[TASKID_AVF2] = rtems_build_name( 'A', 'V', 'F', '2' );
                  Task_name[TASKID_PRC2] = rtems_build_name( 'P', 'R', 'C', '2' );
+                 Task_name[TASKID_SCRB] = rtems_build_name( 'S', 'C', 'R', 'B' );
                  // rate monotonic period names
                  name_hk_rate_monotonic = rtems_build_name( 'H', 'O', 'U', 'S' );
                          RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_DUMB]
                      );
                  }
+                 if (status == RTEMS_SUCCESSFUL) // SCRUBBING TASK
+                 {
+                     status = rtems_task_create(
+                         Task_name[TASKID_SCRB], TASK_PRIORITY_SCRB, RTEMS_MINIMUM_STACK_SIZE,
+                         RTEMS_DEFAULT_MODES,
+                         RTEMS_DEFAULT_ATTRIBUTES, &Task_id[TASKID_SCRB]
+                     );
+                 }
                  if (status == RTEMS_SUCCESSFUL) // HOUS
                  {
                      status = rtems_task_create(
                          BOOT_PRINTF("in INIT *** Error starting TASK_DUMB\n")
                      }
                  }
+                 if (status == RTEMS_SUCCESSFUL)     // SCRUBBING
+                 {
+                     status = rtems_task_start( Task_id[TASKID_SCRB], scrubbing_task, 1 );
+                     if (status!=RTEMS_SUCCESSFUL) {
+                         BOOT_PRINTF("in INIT *** Error starting TASK_DUMB\n")
+                     }
+                 }
                  if (status == RTEMS_SUCCESSFUL)     // LOAD
                  {
                      status = rtems_task_start( Task_id[TASKID_LOAD], load_task, 1 );

src/fsw_misc.c +20 0

                  }
              }
+             rtems_task scrubbing_task( rtems_task_argument unused )
+             {
+                 /** This RTEMS taks is to avoid entering IDLE task and also scrub memory to increase scubbing frequency.
+                  *
+                  * @param unused is the starting argument of the RTEMS task
+                  *
+                  * The scrubbing reads continuously memory when no other tasks are ready.
+                  *
+                  */
+                 BOOT_PRINTF("in SCRUBBING *** \n");
+                 volatile int i=0;
+                 volatile uint32_t* RAM=(uint32_t*)0x40000000;
+                 volatile uint32_t value;
+                 while(1){
+                     i=(i+1)%(1024*1024);
+                     value += RAM[i];
+                 }
+             }
              //*****************************
              // init housekeeping parameters

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