aboutsummaryrefslogtreecommitdiff
path: root/src/_arch
diff options
context:
space:
mode:
Diffstat (limited to 'src/_arch')
-rw-r--r--src/_arch/arm/asm.rs8
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");
+ }
+}