exit.c File Reference

Provides a mechanism to exit QEMU with a specific code. More...

#include "utils/kprintf.h"
#include <stdint.h>

Include dependency graph for exit.c:

Functions
void	exit (uint32_t code)
	Exit the guest environment with a semihosting code.

Detailed Description

Provides a mechanism to exit QEMU with a specific code.

Uses the semihosting SYS_EXIT call (HLT #0xF000) to terminate the QEMU guest and propagate an exit code back to the host.

Author

Abhin Parekadan Jose

Date

2026-04-25

Function Documentation

exit()

void exit

(

uint32_t

code

)

Exit the guest environment with a semihosting code.

Uses the ARM semihosting SYS_EXIT operation to terminate execution under QEMU and report the provided status code to the host.

Parameters

code	Host-visible exit status.