saymrwulf/betrusted-curve25519-dalek-source
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cleanup warnings

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bunnie 2024-03-11 19:12:17 +08:00
parent 80fded7589
commit 4fdd15c3af
1 changed files with 4 additions and 0 deletions
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4
curve25519-dalek/src/backend/serial/u32e/mod.rs
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@ -38,6 +38,8 @@ pub(crate) const RF_U32_BASE: usize = 0x1_0000 / 4;
pub fn free_engine() {
log::debug!("free engine");
if let Some(base) = unsafe { ENGINE_BASE.take() } {
let mut engine = utralib::CSR::new(base.as_mut_ptr() as *mut u32);
engine.rmwf(utra::engine::POWER_ON, 1);
xous::unmap_memory(base).unwrap();
}
if let Some(mem) = unsafe { ENGINE_MEM.take() } {
@ -70,6 +72,8 @@ pub fn ensure_engine() {
log::debug!("claiming engine mem {:x?}", mem.as_ptr());
unsafe { ENGINE_MEM = Some(mem) };
}
let mut engine = utralib::CSR::new(unsafe { ENGINE_BASE.unwrap() }.as_mut_ptr() as *mut u32);
engine.rmwf(utra::engine::POWER_ON, 1);
}
/// Safety: must be called after ensure_engine()