Script File : scenarios/cpus4_nonpreempt_case1.scen verbose : 1 ==> 1: # ==> 2: # Show how having a non-preemptive task can create a ==> 3: # priority inversion ==> 4: # ==> 5: rtems_init 4 Thread Heir: 0x09010001 priority=255 Thread Executing: 0x09010001 priority=255 ==> 6: task_create -p smp1 5 Creating task with: Preemption: no Timeslicing: no Task (smp1) created: id=0x0a010001, priority=5 Task (smp1) starting: id=0x0a010001, priority=5 Thread Heir: 0x0a010001 priority=5 Thread Executing: 0x0a010001 priority=5 ==> 7: task_create smp2 5 Creating task with: Preemption: yes Timeslicing: no Task (smp2) created: id=0x0a010002, priority=5 Task (smp2) starting: id=0x0a010002, priority=5 ==> 8: task_create smp3 5 Creating task with: Preemption: yes Timeslicing: no Task (smp3) created: id=0x0a010003, priority=5 Task (smp3) starting: id=0x0a010003, priority=5 ==> 9: task_create smp4 5 Creating task with: Preemption: yes Timeslicing: no Task (smp4) created: id=0x0a010004, priority=5 Task (smp4) starting: id=0x0a010004, priority=5 ==> 10: dispatch === Invoke Thread Dispatch on CPU 1 Thread Heir: 0x0a010002 priority=5 Thread Executing: 0x09010002 priority=255 Thread Executing: 0x0a010002 priority=5 === Invoke Thread Dispatch on CPU 2 Thread Heir: 0x0a010003 priority=5 Thread Executing: 0x09010003 priority=255 Thread Executing: 0x0a010003 priority=5 === Invoke Thread Dispatch on CPU 3 Thread Heir: 0x0a010004 priority=5 Thread Executing: 0x09010004 priority=255 Thread Executing: 0x0a010004 priority=5 ==> 11: # GOAL: 0x0a010001 - 0x0a010004 are heir and executing ==> 12: # GOAL: on CPUs 0 - 3 respectively ==> 13: cpus === CPU Status EXECUTING / HEIR / IDLE / SWITCH NEEDED CPU 0: 0x0a010001 @ 5 / 0x0a010001 @ 5 / 0x09010001 @255 false CPU 1: 0x0a010002 @ 5 / 0x0a010002 @ 5 / 0x09010002 @255 false CPU 2: 0x0a010003 @ 5 / 0x0a010003 @ 5 / 0x09010003 @255 false CPU 3: 0x0a010004 @ 5 / 0x0a010004 @ 5 / 0x09010004 @255 false === End of Ready Set of Threads ==> 14: ==> 15: task_create smp5 3 Creating task with: Preemption: yes Timeslicing: no Thread Heir: 0x0a010001 priority=5 Thread Executing: 0x0a010001 priority=5 Task (smp5) created: id=0x0a010005, priority=3 Task (smp5) starting: id=0x0a010005, priority=3 ==> 16: dispatch === Invoke Thread Dispatch on CPU 1 Thread Heir: 0x0a010005 priority=3 Thread Executing: 0x0a010002 priority=5 Thread Executing: 0x0a010005 priority=3 ==> 17: # GOAL: 0x0a010001, 0x0a010005, 0x0a010003, and 0x0a010004 are heir ==> 18: # GOAL: and executing on CPUs 0 - 3 ==> 19: cpus === CPU Status EXECUTING / HEIR / IDLE / SWITCH NEEDED CPU 0: 0x0a010001 @ 5 / 0x0a010001 @ 5 / 0x09010001 @255 false CPU 1: 0x0a010005 @ 3 / 0x0a010005 @ 3 / 0x09010002 @255 false CPU 2: 0x0a010003 @ 5 / 0x0a010003 @ 5 / 0x09010003 @255 false CPU 3: 0x0a010004 @ 5 / 0x0a010004 @ 5 / 0x09010004 @255 false === End of Ready Set of Threads