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Add SPIv1, use cfg_attr to pick correct impl.

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Add IRQ to impl_rng!() to accomodate RNG vs HASH_RNG split.
This commit is contained in:
Bob McWhirter
2021-05-13 14:28:53 -04:00
parent 07db3ed7c1
commit 9e93a0999f
299 changed files with 14196 additions and 8867 deletions
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24
embassy-stm32/src/rng.rs
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@ -9,19 +9,10 @@ use embassy_extras::unborrow;
use futures::future::poll_fn;
use rand_core::{CryptoRng, RngCore};
use crate::interrupt;
//Guse crate::interrupt;
use crate::pac;
static RNG_WAKER: AtomicWaker = AtomicWaker::new();
#[interrupt]
unsafe fn RNG() {
let bits = crate::pac::RNG.sr().read();
if bits.drdy() || bits.seis() || bits.ceis() {
crate::pac::RNG.cr().write(|reg| reg.set_ie(false));
RNG_WAKER.wake();
}
}
pub(crate) static RNG_WAKER: AtomicWaker = AtomicWaker::new();
pub struct Random<T: Instance> {
inner: T,
@ -146,7 +137,7 @@ pub(crate) mod sealed {
pub trait Instance: sealed::Instance {}
macro_rules! impl_rng {
($inst:ident) => {
($inst:ident, $irq:ident) => {
impl crate::rng::sealed::Instance for peripherals::RNG {
fn regs() -> crate::pac::chip::rng::Rng {
crate::pac::RNG
@ -154,5 +145,14 @@ macro_rules! impl_rng {
}
impl crate::rng::Instance for peripherals::RNG {}
#[$crate::interrupt]
unsafe fn $irq() {
let bits = $crate::pac::RNG.sr().read();
if bits.drdy() || bits.seis() || bits.ceis() {
$crate::pac::RNG.cr().write(|reg| reg.set_ie(false));
$crate::rng::RNG_WAKER.wake();
}
}
};
}