1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
use cortex_m::interrupt::Mutex;
use crate::destination;
use crate::modes::InterruptModer;
use core::marker::PhantomData;
use core::fmt::{self, Write};
pub struct Itm<M: InterruptModer> {
inner: destination::Itm,
_mod: PhantomData<M>
}
impl<M: InterruptModer> Itm<M> {
pub fn new(itm: destination::Itm) -> Self {
Self { inner: itm, _mod: PhantomData }
}
}
impl<Mode: InterruptModer> super::Printer for Itm<Mode> {
type W = destination::Itm;
type M = Mode;
#[inline]
fn destination(&mut self) -> &mut Self::W {
&mut self.inner
}
}
pub struct ItmSync<M: InterruptModer> {
inner: destination::Itm,
lock: Mutex<()>,
_mod: PhantomData<M>,
}
impl<M: InterruptModer> ItmSync<M> {
pub fn new(itm: destination::Itm) -> Self {
Self { inner: itm, lock: Mutex::new(()), _mod: PhantomData }
}
}
impl<Mode: InterruptModer> super::Printer for ItmSync<Mode> {
type W = destination::Itm;
type M = Mode;
#[inline]
fn destination(&mut self) -> &mut Self::W {
&mut self.inner
}
#[inline]
fn print(&mut self, args: fmt::Arguments) {
cortex_m::interrupt::free(|cs| {
let _lock = self.lock.borrow(cs);
let _ = self.inner.write_fmt(args);
});
}
#[inline]
fn println(&mut self, args: fmt::Arguments) {
cortex_m::interrupt::free(|cs| {
let _lock = self.lock.borrow(cs);
let _ = self.inner.write_fmt(args);
let _ = self.inner.write_str("\n");
});
}
}
unsafe impl<Mode: InterruptModer> Sync for ItmSync<Mode> {
}
pub type InterruptFree = Itm<crate::modes::InterruptFree>;
pub type InterruptOk = Itm<crate::modes::InterruptOk>;
pub type InterruptSync = ItmSync<crate::modes::InterruptFree>;