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Fix dma

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This commit is contained in:
Henrik Alsér
2022-09-01 12:00:11 +02:00
parent 9ff5c50774
commit efe456ab14
3 changed files with 14 additions and 54 deletions
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12
embassy-rp/src/dma.rs
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@ -40,14 +40,14 @@ pub(crate) unsafe fn init() {
pub unsafe fn read<'a, C: Channel, W: Word>(
ch: impl Peripheral<P = C> + 'a,
from: *const W,
to: *mut W,
len: usize,
to: *mut [W],
dreq: u8,
) -> Transfer<'a, C> {
let (to_ptr, len) = crate::dma::slice_ptr_parts(to);
copy_inner(
ch,
from as *const u32,
to as *mut u32,
to_ptr as *mut u32,
len,
W::size(),
false,
@ -58,14 +58,14 @@ pub unsafe fn read<'a, C: Channel, W: Word>(
pub unsafe fn write<'a, C: Channel, W: Word>(
ch: impl Peripheral<P = C> + 'a,
from: *const W,
from: *const [W],
to: *mut W,
len: usize,
dreq: u8,
) -> Transfer<'a, C> {
let (from_ptr, len) = crate::dma::slice_ptr_parts(from);
copy_inner(
ch,
from as *const u32,
from_ptr as *const u32,
to as *mut u32,
len,
W::size(),