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For those of us looking to create an embedded product today, that leaves only one practical option: continue to use Cortex-M ARM devices, and if we want hardware memory protection, we have to tune our software to their proprietary MPU. This means further entrenching our code bases in a proprietary standard. Do I really want to spend my time porting Xous to use ARM’s proprietary flavor of memory protection? Surely not.，详情可参考pg电子官网
，更多细节参见谷歌
kern_return_t kr =。新闻对此有专业解读
fn main() - int {