并行思考 Multi-tasking with TI’s KeyStone embedded multicore [pic]Zhihong Lin Multi-tasking seems to be an essential skill nowadays, whether it’s at work or home.  There are just not enough hours in the day, so we try to do everything we need to do at the same time.  Inevitably, the quality of the output will suffer when we try to juggle many things at once.  Much like a single core processor, multi-tasking is either scheduled using a time sharing round-robin scheme or priority based preemptive scheme.  At any given time only one task is running, when a system interrupt triggers, the interrupt service routine will pre-empt the low priority task until it finishes, because the CPU clock is running so fast that the tasks appears to be running at the same time.  However, if too ma……