Renesas Electronics
18.2.12 System state management functions The following shows the service calls provided by the RI600V4 as the system state management functions. Table 18-14 System State Management Functions Service Call Function Useful Range rot_rdq Rotate task precedence Task irot_rdq Rotate task precedence Non-task get_tid Reference task ID in the RUNNING state Task iget_tid Reference task ID in the RUNNING state Non-task loc_cpu Lock the CPU Task iloc_cpu Lock the CPU Non-task unl_cpu Unlock the CPU Task iunl_cpu Unlock the CPU Non-task dis_dsp Disable dispatching Task ena_dsp Enable dispatching Task sns_ctx Reference contexts Task, Non-task sns_loc Reference CPU locked state Task, Non-task sns_dsp Reference dispatching disabled state Task, Non-task sns_dpn Reference dispatch pending state Task, Non-task vsys_dwn System down Task, Non-task ivsys_dwn System down Task, Non-task vsta_knl Start RI600V4 Task, Non-task ivsta_knl Start RI600V4 Task, Non-task