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Resource trait, docs, examples and rtfm-syntax related changes

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This commit is contained in:
Jorge Aparicio 2017-07-20 22:53:44 -05:00
parent 23425f2f06
commit c7b9507a57
22 changed files with 1482 additions and 171 deletions
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121
macros/src/trans.rs
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@ -64,15 +64,16 @@ fn idle(
let ty = &resource.ty;
lfields.push(quote! {
pub #name: #ty,
pub #name: #krate::Static<#ty>,
});
lexprs.push(quote! {
#name: #expr,
#name: unsafe { #krate::Static::new(#expr) },
});
}
mod_items.push(quote! {
#[allow(non_snake_case)]
pub struct Locals {
#(#lfields)*
}
@ -114,19 +115,24 @@ fn idle(
let ty = &resource.ty;
rfields.push(quote! {
pub #name: &'static mut #ty,
pub #name: &'static mut ::#krate::Static<#ty>,
});
rexprs.push(quote! {
#name: &mut *#super_::#name.get(),
#name: #krate::Static::ref_mut(
&mut *#super_::#name.get(),
),
});
} else {
rfields.push(quote! {
pub #name: &'static mut ::#device::#name,
pub #name:
&'static mut ::#krate::Static<::#device::#name>,
});
rexprs.push(quote! {
#name: &mut *::#device::#name.get(),
#name: ::krate::Static::ref_mut(
&mut *::#device::#name.get(),
),
});
}
} else {
@ -329,8 +335,8 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
let ty = &resource.ty;
root.push(quote! {
static #name: #krate::Resource<#ty> =
#krate::Resource::new(#expr);
static #name: #krate::Cell<#ty> =
#krate::Cell::new(#expr);
});
} else {
// Peripheral
@ -343,26 +349,30 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
let ty = &resource.ty;
root.push(quote! {
static #name: #krate::Resource<#ty> =
#krate::Resource::new(#expr);
static #name: #krate::Cell<#ty> =
#krate::Cell::new(#expr);
});
impl_items.push(quote! {
pub fn borrow<'cs>(
type Data = #ty;
fn borrow<'cs>(
&'cs self,
cs: &'cs #krate::CriticalSection,
_cs: &'cs #krate::CriticalSection,
) -> &'cs #krate::Static<#ty> {
unsafe { #name.borrow(cs) }
unsafe { #krate::Static::ref_(&*#name.get()) }
}
pub fn borrow_mut<'cs>(
fn borrow_mut<'cs>(
&'cs mut self,
cs: &'cs #krate::CriticalSection,
_cs: &'cs #krate::CriticalSection,
) -> &'cs mut #krate::Static<#ty> {
unsafe { #name.borrow_mut(cs) }
unsafe {
#krate::Static::ref_mut(&mut *#name.get())
}
}
pub fn claim<R, F>(
fn claim<R, F>(
&self,
t: &mut #krate::Threshold,
f: F,
@ -373,16 +383,18 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
&mut #krate::Threshold) -> R
{
unsafe {
#name.claim(
#krate::claim(
#name.get(),
#ceiling,
#device::NVIC_PRIO_BITS,
t,
f,
|data| #krate::Static::ref_(&*data),
)
}
}
pub fn claim_mut<R, F>(
fn claim_mut<R, F>(
&mut self,
t: &mut #krate::Threshold,
f: F,
@ -393,45 +405,77 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
&mut #krate::Threshold) -> R
{
unsafe {
#name.claim_mut(
#krate::claim(
#name.get(),
#ceiling,
#device::NVIC_PRIO_BITS,
t,
f,
|data| #krate::Static::ref_mut(&mut *data),
)
}
}
});
} else {
root.push(quote! {
static #name: #krate::Peripheral<#device::#name> =
#krate::Peripheral::new(#device::#name);
});
impl_items.push(quote! {
pub fn borrow<'cs>(
type Data = #device::#name;
fn borrow<'cs>(
&'cs self,
cs: &'cs #krate::CriticalSection,
) -> &'cs #device::#name {
unsafe { #name.borrow(cs) }
_cs: &'cs #krate::CriticalSection,
) -> &'cs #krate::Static<#name> {
unsafe { #krate::Static::ref_(&*#name.get()) }
}
pub fn claim<R, F>(
fn borrow_mut<'cs>(
&'cs mut self,
_cs: &'cs #krate::CriticalSection,
) -> &'cs mut #krate::Static<#name> {
unsafe {
#krate::Static::ref_mut(&mut *#name.get())
}
}
fn claim<R, F>(
&self,
t: &mut #krate::Threshold,
f: F,
) -> R
where
F: FnOnce(
&#device::#name,
&#krate::Static<#name>,
&mut #krate::Threshold) -> R
{
unsafe {
#name.claim(
#krate::claim(
#device::#name.get(),
#ceiling,
#device::NVIC_PRIO_BITS,
t,
f,
|data| #krate::Static::ref_(&*data),
)
}
}
fn claim_mut<R, F>(
&mut self,
t: &mut #krate::Threshold,
f: F,
) -> R
where
F: FnOnce(
&mut #krate::Static<#name>,
&mut #krate::Threshold) -> R
{
unsafe {
#krate::claim(
#device::#name.get(),
#ceiling,
#device::NVIC_PRIO_BITS,
t,
f,
|data| #krate::Static::ref_mut(&mut *data),
)
}
}
@ -439,9 +483,8 @@ fn resources(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
}
impls.push(quote! {
#[allow(dead_code)]
#[allow(unsafe_code)]
impl _resource::#name {
impl #krate::Resource for _resource::#name {
#(#impl_items)*
}
});
@ -512,11 +555,14 @@ fn tasks(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
});
} else {
fields.push(quote! {
pub #name: &'a mut ::#device::#name,
pub #name:
&'a mut ::#krate::Static<::#device::#name>,
});
exprs.push(quote! {
#name: &mut *::#device::#name.get(),
#name: ::#krate::Static::ref_mut(
&mut *::#device::#name.get(),
),
});
}
}
@ -558,12 +604,13 @@ fn tasks(app: &App, ownerships: &Ownerships, root: &mut Vec<Tokens>) {
let priority = task.priority;
root.push(quote!{
#[allow(dead_code)]
#[allow(non_snake_case)]
#[allow(unsafe_code)]
mod #name {
#[deny(dead_code)]
pub const #name: u8 = #priority;
#[allow(dead_code)]
#[deny(const_err)]
const CHECK_PRIORITY: (u8, u8) = (
#priority - 1,