diff options
| author | Christian Cunningham <cc@localhost> | 2022-08-26 17:25:34 -0700 |
|---|---|---|
| committer | Christian Cunningham <cc@localhost> | 2022-08-26 17:25:34 -0700 |
| commit | a04cf2dbb8d2e890405fbf0a1022aaad3015b1e8 (patch) | |
| tree | 381892074d13c059d50cb88caa41f8a8722c07ce /src/_arch/arm | |
| parent | 7f3d7d9ce9818078b6a4616b4c31a28e2868397b (diff) | |
Modularize
Diffstat (limited to 'src/_arch/arm')
| -rw-r--r-- | src/_arch/arm/asm.rs | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/_arch/arm/asm.rs b/src/_arch/arm/asm.rs index f767e08..423f456 100644 --- a/src/_arch/arm/asm.rs +++ b/src/_arch/arm/asm.rs @@ -38,3 +38,11 @@ pub fn spin_for_n_cycles(n: u32) { bne 1b", in("r1") n); } } + +/// # Switch to user mode +#[inline] +pub fn usr_mode() { + unsafe { + core::arch::asm!("cps 0x10"); + } +} |