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stm32: update stm32-metapac.

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This commit is contained in:
Dario Nieuwenhuis
2023-06-19 03:07:26 +02:00
parent adaed307b4
commit 558918651e
68 changed files with 2893 additions and 3568 deletions
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44
embassy-stm32/src/rng.rs
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@ -34,40 +34,34 @@ impl<'d, T: Instance> Rng<'d, T> {
pub fn reset(&mut self) {
// rng_v2 locks up on seed error, needs reset
#[cfg(rng_v2)]
if unsafe { T::regs().sr().read().seis() } {
if T::regs().sr().read().seis() {
T::reset();
}
unsafe {
T::regs().cr().modify(|reg| {
reg.set_rngen(true);
reg.set_ie(true);
});
T::regs().sr().modify(|reg| {
reg.set_seis(false);
reg.set_ceis(false);
});
}
T::regs().cr().modify(|reg| {
reg.set_rngen(true);
reg.set_ie(true);
});
T::regs().sr().modify(|reg| {
reg.set_seis(false);
reg.set_ceis(false);
});
// Reference manual says to discard the first.
let _ = self.next_u32();
}
pub async fn async_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error> {
unsafe {
T::regs().cr().modify(|reg| {
reg.set_rngen(true);
})
}
T::regs().cr().modify(|reg| {
reg.set_rngen(true);
});
for chunk in dest.chunks_mut(4) {
poll_fn(|cx| {
RNG_WAKER.register(cx.waker());
unsafe {
T::regs().cr().modify(|reg| {
reg.set_ie(true);
});
}
T::regs().cr().modify(|reg| {
reg.set_ie(true);
});
let bits = unsafe { T::regs().sr().read() };
let bits = T::regs().sr().read();
if bits.drdy() {
Poll::Ready(Ok(()))
@ -82,7 +76,7 @@ impl<'d, T: Instance> Rng<'d, T> {
}
})
.await?;
let random_bytes = unsafe { T::regs().dr().read() }.to_be_bytes();
let random_bytes = T::regs().dr().read().to_be_bytes();
for (dest, src) in chunk.iter_mut().zip(random_bytes.iter()) {
*dest = *src
}
@ -95,11 +89,11 @@ impl<'d, T: Instance> Rng<'d, T> {
impl<'d, T: Instance> RngCore for Rng<'d, T> {
fn next_u32(&mut self) -> u32 {
loop {
let sr = unsafe { T::regs().sr().read() };
let sr = T::regs().sr().read();
if sr.seis() | sr.ceis() {
self.reset();
} else if sr.drdy() {
return unsafe { T::regs().dr().read() };
return T::regs().dr().read();
}
}
}