diff options
Diffstat (limited to 'macros/src/codegen/pre_init.rs')
| -rw-r--r-- | macros/src/codegen/pre_init.rs | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/macros/src/codegen/pre_init.rs b/macros/src/codegen/pre_init.rs index dfdb30a0..26ba558c 100644 --- a/macros/src/codegen/pre_init.rs +++ b/macros/src/codegen/pre_init.rs @@ -74,25 +74,26 @@ pub fn codegen(app: &App, analysis: &Analysis, extra: &Extra) -> Vec<TokenStream );)); } - // TODO: Update for noew monotonic - // // Initialize the SysTick if there exist a TimerQueue - // if extra.monotonic.is_some() { - // let priority = analysis.channels.keys().max().unwrap(); - - // // Compile time assert that this priority is supported by the device - // stmts.push(quote!(let _ = [(); ((1 << #nvic_prio_bits) - #priority as usize)];)); - - // stmts.push(quote!(core.SCB.set_priority( - // rtic::export::SystemHandler::SysTick, - // rtic::export::logical2hw(#priority, #nvic_prio_bits), - // );)); - - // stmts.push(quote!( - // core.SYST.set_clock_source(rtic::export::SystClkSource::Core); - // core.SYST.enable_counter(); - // core.DCB.enable_trace(); - // )); - // } + // Initialize monotonic's interrupts + for (priority, name) in app + .monotonics + .iter() + .map(|(_, monotonic)| (&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)];)); + + // NOTE this also checks that the interrupt exists in the `Interrupt` enumeration + let interrupt = util::interrupt_ident(); + stmts.push(quote!( + core.NVIC.set_priority( + you_must_enable_the_rt_feature_for_the_pac_in_your_cargo_toml::#interrupt::#name, + rtic::export::logical2hw(#priority, #nvic_prio_bits), + ); + )); + + // 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 if app.idles.is_empty() { |