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partial thumv6m-none-eabi support

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This commit is contained in:
Jorge Aparicio 2017-04-11 23:15:05 -05:00
parent 6af1873922
commit 5d6847ab7b
2 changed files with 12 additions and 1 deletions
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6
build.rs
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@ -10,6 +10,12 @@ use std::path::PathBuf;
use syn::{Ident, IntTy, Lit}; use syn::{Ident, IntTy, Lit};
fn main() { fn main() {
let target = env::var("TARGET").unwrap();
if target.starts_with("thumbv6m") {
println!("cargo:rustc-cfg=thumbv6m");
}
let bits = if env::var_os("CARGO_FEATURE_P2").is_some() { let bits = if env::var_os("CARGO_FEATURE_P2").is_some() {
2 2
} else if env::var_os("CARGO_FEATURE_P3").is_some() { } else if env::var_os("CARGO_FEATURE_P3").is_some() {

7
src/lib.rs
View file

@ -10,8 +10,11 @@ use core::marker::PhantomData;
use core::cell::UnsafeCell; use core::cell::UnsafeCell;
use cortex_m::interrupt::Nr; use cortex_m::interrupt::Nr;
#[cfg(not(thumbv6m))]
use cortex_m::register::{basepri, basepri_max}; use cortex_m::register::{basepri, basepri_max};
use typenum::{Cmp, Equal, Greater, Less, Unsigned}; use typenum::{Cmp, Equal, Unsigned};
#[cfg(not(thumbv6m))]
use typenum::{Greater, Less};
pub use cortex_m::ctxt::{Context, Local}; pub use cortex_m::ctxt::{Context, Local};
#[doc(hidden)] #[doc(hidden)]
@ -85,6 +88,7 @@ where
/// For the duration of the critical section, tasks whose priority level is /// For the duration of the critical section, tasks whose priority level is
/// smaller than or equal to the resource `CEILING` will be prevented from /// smaller than or equal to the resource `CEILING` will be prevented from
/// preempting the current task. /// preempting the current task.
#[cfg(not(thumbv6m))]
pub fn lock<R, PRIORITY, F>( pub fn lock<R, PRIORITY, F>(
&'static self, &'static self,
_priority: &P<PRIORITY>, _priority: &P<PRIORITY>,
@ -176,6 +180,7 @@ where
} }
/// See [Resource.lock](./struct.Resource.html#method.lock) /// See [Resource.lock](./struct.Resource.html#method.lock)
#[cfg(not(thumbv6m))]
pub fn lock<R, PRIORITY, F>( pub fn lock<R, PRIORITY, F>(
&'static self, &'static self,
_priority: &P<PRIORITY>, _priority: &P<PRIORITY>,