use proc_macro2::TokenStream as TokenStream2; use quote::quote; use rtic_syntax::ast::App; use crate::{analyze::Analysis, check::Extra, codegen::util}; /// Generates code that runs before `#[init]` pub fn codegen(app: &App, analysis: &Analysis, extra: &Extra) -> Vec { let mut stmts = vec![]; // Disable interrupts -- `init` must run with interrupts disabled stmts.push(quote!(rtic::export::interrupt::disable();)); // Populate the FreeQueue for (name, task) in &app.software_tasks { let cap = task.args.capacity; let fq_ident = util::fq_ident(name); stmts.push(quote!( (0..#cap).for_each(|i| #fq_ident.enqueue_unchecked(i)); )); } stmts.push(quote!( // To set the variable in cortex_m so the peripherals cannot be taken multiple times let mut core: rtic::export::Peripherals = rtic::export::Peripherals::steal().into(); )); let device = extra.device; let nvic_prio_bits = quote!(#device::NVIC_PRIO_BITS); // Unmask interrupts and set their priorities for (&priority, name) in analysis .interrupts .iter() .chain(app.hardware_tasks.values().flat_map(|task| { if !util::is_exception(&task.args.binds) { Some((&task.args.priority, &task.args.binds)) } else { // We do exceptions in another pass None } })) { // 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 unmask the interrupt *after* setting its priority: changing the priority of a pended // interrupt is implementation defined stmts.push(quote!(rtic::export::NVIC::unmask(you_must_enable_the_rt_feature_for_the_pac_in_your_cargo_toml::#interrupt::#name);)); } // Set exception priorities for (name, priority) in app.hardware_tasks.values().filter_map(|task| { if util::is_exception(&task.args.binds) { Some((&task.args.binds, task.args.priority)) } else { None } }) { // 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::#name, rtic::export::logical2hw(#priority, #nvic_prio_bits), );)); } // 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(); )); } // If there's no user `#[idle]` then optimize returning from interrupt handlers if app.idles.is_empty() { // Set SLEEPONEXIT bit to enter sleep mode when returning from ISR stmts.push(quote!(core.SCB.scr.modify(|r| r | 1 << 1);)); } stmts } option> Unnamed repository; edit this file 'description' to name the repository.
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2022-02-07improve debug logs (#2537)Gravatar Fred K. Schott 3-4/+19
2022-02-07[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-06[ci] update lockfile (#2527)Gravatar Fred K. Schott 1-208/+238
2022-02-06[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-05[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-04[ci] yarn formatGravatar natemoo-re 1-2/+3
2022-02-04fix: HTML/SVG boolean attributes (#2538)Gravatar Nate Moore 2-3/+21
2022-02-04[ci] yarn formatGravatar matthewp 1-4/+2
2022-02-04fix: import local plugins into markdown (#2534)Gravatar Juan Martín Seery 9-22/+41
2022-02-04[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-03Append to list of HMR modules, don't override (#2532)Gravatar Matthew Phillips 2-1/+6
2022-02-03add back dev server host support (#2531)Gravatar Fred K. Schott 2-1/+14
2022-02-03simplify status code regexGravatar Fred K. Schott 2-87/+4
2022-02-03Adding StackUp Digital to the list of sponsors (#2521)Gravatar Astroalex 3-0/+10
2022-02-03[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-03[ci] yarn formatGravatar FredKSchott 2-3/+85
2022-02-02Handles all http error code file names the same as 404 files. (#2525)Gravatar Zade Viggers 2-4/+7
2022-02-02fix(sitemap): remove debug if sitemap disabled (#2514)Gravatar Mark Pinero 1-2/+2
2022-02-02[ci] update lockfile (#2515)Gravatar Fred K. Schott 1-276/+279
2022-02-02[ci] yarn formatGravatar matthewp 1-8/+8
2022-02-02[ci] release (next) (#2523)astro@0.23.0-next.1Gravatar github-actions[bot] 28-34/+41
2022-02-02[ci] yarn formatGravatar matthewp 2-17/+29
2022-02-02Fix support for scss in static build (#2522)Gravatar Matthew Phillips 6-20/+114
2022-02-02[ci] collect statsGravatar FredKSchott 1-0/+1
2022-02-01[ci] yarn formatGravatar matthewp 2-12/+12
2022-02-01[ci] release (next) (#2492)astro@0.23.0-next.0@astrojs/test-static-build-pkg@0.0.2@astrojs/markdown-remark@0.6.1-next.0Gravatar github-actions[bot] 31-43/+93
2022-02-01[ci] collect statsGravatar FredKSchott 1-0/+1
2022-01-31update congratsbot format againGravatar Fred K. Schott 1-1/+1
2022-01-31update congratsbot againGravatar Fred K. Schott 1-1/+1
2022-01-31Remove SVG animation on GitHub/NPM (#2512)Gravatar Nate Moore 1-21/+0
2022-01-31[ci] yarn formatGravatar natemoo-re 2-4/+6
2022-01-31Add Shiki as an alternative to Prism (#2497)Gravatar Juan Martín Seery 26-9/+356
2022-01-31Deprecate unescaped HTML inside of expressions (#2489)Gravatar Nate Moore 9-31/+74