Function sbi_rt::hart_stop

source · 
pub fn hart_stop() -> SbiRet
Expand description

Stop executing the calling hart in supervisor-mode.

This function requests the SBI implementation to stop executing the calling hart in supervisor-mode and return its ownership to the SBI implementation.

This call is not expected to return under normal conditions. The sbi_hart_stop() must be called with the supervisor-mode interrupts disabled.

§Return value

The possible return error codes returned in SbiRet.error are shown in the table below:

Error codeDescription
SbiRet::failed()Failed to stop execution of the current hart

This function is defined in RISC-V SBI Specification chapter 9.2.