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Now with new monotonic trait and crate

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This commit is contained in:
Emil Fresk 2021-02-18 19:30:59 +01:00
parent b57ef0bf9d
commit ebf2f058a4
12 changed files with 135 additions and 59 deletions
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20
macros/src/codegen/pre_init.rs
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@ -77,14 +77,17 @@ pub fn codegen(app: &App, analysis: &Analysis, extra: &Extra) -> Vec<TokenStream
}
// Initialize monotonic's interrupts
for (priority, name) in app
for (ident, priority, name) in app
.monotonics
.iter()
.map(|(_, monotonic)| (&monotonic.args.priority, &monotonic.args.binds))
.map(|(ident, monotonic)| (ident, &monotonic.args.priority, &monotonic.args.binds))
{
// Compile time assert that this priority is supported by the device
stmts.push(quote!(let _ = [(); ((1 << #nvic_prio_bits) - #priority as usize)];));
let app_name = &app.name;
let app_path = quote! {crate::#app_name};
let mono_type = util::mangle_monotonic_type(&ident.to_string());
if &*name.to_string() == "SysTick" {
stmts.push(quote!(
@ -92,6 +95,12 @@ pub fn codegen(app: &App, analysis: &Analysis, extra: &Extra) -> Vec<TokenStream
rtic::export::SystemHandler::SysTick,
rtic::export::logical2hw(#priority, #nvic_prio_bits),
);
// Always enable monotonic interrupts if they should never be off
if !#app_path::#mono_type::DISABLE_INTERRUPT_ON_EMPTY_QUEUE {
core::mem::transmute::<_, cortex_m::peripheral::SYST>(())
.enable_interrupt();
}
));
} else {
// NOTE this also checks that the interrupt exists in the `Interrupt` enumeration
@ -101,10 +110,13 @@ pub fn codegen(app: &App, analysis: &Analysis, extra: &Extra) -> Vec<TokenStream
#rt_err::#interrupt::#name,
rtic::export::logical2hw(#priority, #nvic_prio_bits),
);
// Always enable monotonic interrupts if they should never be off
if !#app_path::#mono_type::DISABLE_INTERRUPT_ON_EMPTY_QUEUE {
rtic::export::NVIC::unmask(#app_path::#rt_err::#interrupt::#name);
}
));
}
// NOTE we do not unmask the interrupt as this is part of the monotonic to keep track of
}
// If there's no user `#[idle]` then optimize returning from interrupt handlers