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stm32/dma: refactor.

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This commit is contained in:
Dario Nieuwenhuis
2023-04-17 00:04:54 +02:00
parent 46227bec1e
commit 173c65b543
14 changed files with 1025 additions and 1092 deletions
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13
embassy-stm32/src/dcmi.rs
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@ -4,6 +4,7 @@ use core::task::Poll;
use embassy_hal_common::{into_ref, PeripheralRef};
use embassy_sync::waitqueue::AtomicWaker;
use crate::dma::Transfer;
use crate::gpio::sealed::AFType;
use crate::gpio::Speed;
use crate::interrupt::{Interrupt, InterruptExt};
@ -385,14 +386,11 @@ where
return self.capture_giant(buffer).await;
}
}
async fn capture_small(&mut self, buffer: &mut [u32]) -> Result<(), Error> {
let channel = &mut self.dma;
let request = channel.request();
let r = self.inner.regs();
let src = r.dr().ptr() as *mut u32;
let dma_read = crate::dma::read(channel, request, src, buffer);
let request = self.dma.request();
let dma_read = unsafe { Transfer::new_read(&mut self.dma, request, src, buffer, Default::default()) };
Self::clear_interrupt_flags();
Self::enable_irqs();
@ -436,7 +434,9 @@ where
result
}
async fn capture_giant(&mut self, buffer: &mut [u32]) -> Result<(), Error> {
async fn capture_giant(&mut self, _buffer: &mut [u32]) -> Result<(), Error> {
todo!()
/*
use crate::dma::TransferOptions;
let data_len = buffer.len();
@ -542,6 +542,7 @@ where
unsafe { Self::toggle(false) };
result
*/
}
}