eepy-sys/src/exec.rs at main · arthomnix.dev/eepy

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firmware for my Touchscreen E-Paper Input Module for Framework Laptop 16

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eepy / eepy-sys / src / exec.rs

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arthomnix.dev memory protection, exec syscall, make launcher unprivileged 1y ago

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 1use core::hint::unreachable_unchecked;
 2use crate::syscall;
 3use crate::syscall::SyscallNumber;
 4
 5pub fn exec(slot: u8) -> ! {
 6    unsafe {
 7        syscall!(
 8            SyscallNumber::Exec,
 9            in slot,
10        );
11
12        unreachable_unchecked()
13    }
14}
15
16pub fn exit() -> ! {
17    exec(0);
18}