This is called a context switch and requires the kernel to save all execution state associated with the process and to restore the state of the process to be ...
2019年10月30日 — When an RTOS scheduler decides a different task should be run than what is currently running, it will trigger a context switch. When switching ...
The following example performs a context switch on the User mode process. The code is based around a list of pointers to Process Control Blocks (PCBs) of ...
2016年7月28日 — The context switch happens in an interrupt handler. Once an interrupt occurs, the NVIC hardware automatically stacks an exception frame ( ...
2013年10月9日 — ARM, with the Cortex M architecture, delivers valuable hardware resources to enable context switching. The interrupts support both round robing ...
2020年2月24日 — The context switching is between the main program and the exception handler code that has to be executed when an exception occurs ( if nested ...
2023年9月22日 — Context Switching Example. Here is an example code snippet that performs a context switch between two tasks using manual register stacking ...
2014年9月24日 — The context generally refers to the current state of the CPU; i.e. contents of the the registers. Each task (a.k.a. thread) has its own Task ...