1191 lines
46 KiB
Rust
1191 lines
46 KiB
Rust
use std::collections::{HashMap, HashSet};
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use std::fmt::Write as _;
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use std::path::PathBuf;
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use std::{env, fs};
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use proc_macro2::{Ident, TokenStream};
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use quote::{format_ident, quote};
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use stm32_metapac::metadata::{MemoryRegionKind, METADATA};
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fn main() {
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let chip_name = match env::vars()
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.map(|(a, _)| a)
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.filter(|x| x.starts_with("CARGO_FEATURE_STM32"))
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.get_one()
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{
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Ok(x) => x,
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Err(GetOneError::None) => panic!("No stm32xx Cargo feature enabled"),
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Err(GetOneError::Multiple) => panic!("Multiple stm32xx Cargo features enabled"),
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}
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.strip_prefix("CARGO_FEATURE_")
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.unwrap()
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.to_ascii_lowercase();
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for p in METADATA.peripherals {
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if let Some(r) = &p.registers {
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println!("cargo:rustc-cfg={}", r.kind);
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println!("cargo:rustc-cfg={}_{}", r.kind, r.version);
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}
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}
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// ========
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// Generate singletons
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let mut singletons: Vec<String> = Vec::new();
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for p in METADATA.peripherals {
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if let Some(r) = &p.registers {
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match r.kind {
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// Generate singletons per pin, not per port
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"gpio" => {
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println!("{}", p.name);
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let port_letter = p.name.strip_prefix("GPIO").unwrap();
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for pin_num in 0..16 {
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singletons.push(format!("P{}{}", port_letter, pin_num));
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}
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}
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// No singleton for these, the HAL handles them specially.
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"exti" => {}
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// We *shouldn't* have singletons for these, but the HAL currently requires
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// singletons, for using with RccPeripheral to enable/disable clocks to them.
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"rcc" => {
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if r.version.starts_with("h5") || r.version.starts_with("h7") || r.version.starts_with("f4") {
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singletons.push("MCO1".to_string());
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singletons.push("MCO2".to_string());
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}
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if r.version.starts_with("l4") {
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singletons.push("MCO".to_string());
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}
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singletons.push(p.name.to_string());
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}
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//"dbgmcu" => {}
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//"syscfg" => {}
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//"dma" => {}
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//"bdma" => {}
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//"dmamux" => {}
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// For other peripherals, one singleton per peri
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_ => singletons.push(p.name.to_string()),
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}
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}
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}
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// One singleton per EXTI line
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for pin_num in 0..16 {
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singletons.push(format!("EXTI{}", pin_num));
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}
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// One singleton per DMA channel
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for c in METADATA.dma_channels {
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singletons.push(c.name.to_string());
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}
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let mut pin_set = std::collections::HashSet::new();
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for p in METADATA.peripherals {
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for pin in p.pins {
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pin_set.insert(pin.pin);
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}
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}
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struct SplitFeature {
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feature_name: String,
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pin_name_with_c: String,
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#[cfg(feature = "_split-pins-enabled")]
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pin_name_without_c: String,
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}
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// Extra analog switch pins available on most H7 chips
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let split_features: Vec<SplitFeature> = vec![
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#[cfg(feature = "split-pa0")]
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SplitFeature {
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feature_name: "split-pa0".to_string(),
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pin_name_with_c: "PA0_C".to_string(),
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pin_name_without_c: "PA0".to_string(),
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},
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#[cfg(feature = "split-pa1")]
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SplitFeature {
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feature_name: "split-pa1".to_string(),
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pin_name_with_c: "PA1_C".to_string(),
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pin_name_without_c: "PA1".to_string(),
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},
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#[cfg(feature = "split-pc2")]
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SplitFeature {
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feature_name: "split-pc2".to_string(),
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pin_name_with_c: "PC2_C".to_string(),
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pin_name_without_c: "PC2".to_string(),
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},
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#[cfg(feature = "split-pc3")]
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SplitFeature {
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feature_name: "split-pc3".to_string(),
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pin_name_with_c: "PC3_C".to_string(),
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pin_name_without_c: "PC3".to_string(),
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},
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];
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for split_feature in &split_features {
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if pin_set.contains(split_feature.pin_name_with_c.as_str()) {
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singletons.push(split_feature.pin_name_with_c.clone());
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} else {
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panic!(
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"'{}' feature invalid for this chip! No pin '{}' found.\n
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Found pins: {:#?}",
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split_feature.feature_name, split_feature.pin_name_with_c, pin_set
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)
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}
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}
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// ========
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// Handle time-driver-XXXX features.
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let time_driver = match env::vars()
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.map(|(a, _)| a)
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.filter(|x| x.starts_with("CARGO_FEATURE_TIME_DRIVER_"))
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.get_one()
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{
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Ok(x) => Some(
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x.strip_prefix("CARGO_FEATURE_TIME_DRIVER_")
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.unwrap()
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.to_ascii_lowercase(),
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),
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Err(GetOneError::None) => None,
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Err(GetOneError::Multiple) => panic!("Multiple stm32xx Cargo features enabled"),
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};
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let time_driver_singleton = match time_driver.as_ref().map(|x| x.as_ref()) {
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None => "",
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Some("tim2") => "TIM2",
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Some("tim3") => "TIM3",
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Some("tim4") => "TIM4",
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Some("tim5") => "TIM5",
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Some("tim12") => "TIM12",
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Some("tim15") => "TIM15",
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Some("any") => {
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if singletons.contains(&"TIM2".to_string()) {
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"TIM2"
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} else if singletons.contains(&"TIM3".to_string()) {
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"TIM3"
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} else if singletons.contains(&"TIM4".to_string()) {
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"TIM4"
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} else if singletons.contains(&"TIM5".to_string()) {
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"TIM5"
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} else if singletons.contains(&"TIM12".to_string()) {
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"TIM12"
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} else if singletons.contains(&"TIM15".to_string()) {
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"TIM15"
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} else {
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panic!("time-driver-any requested, but the chip doesn't have TIM2, TIM3, TIM4, TIM5, TIM12 or TIM15.")
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}
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}
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_ => panic!("unknown time_driver {:?}", time_driver),
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};
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if !time_driver_singleton.is_empty() {
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println!("cargo:rustc-cfg=time_driver_{}", time_driver_singleton.to_lowercase());
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}
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// ========
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// Write singletons
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let mut g = TokenStream::new();
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let singleton_tokens: Vec<_> = singletons.iter().map(|s| format_ident!("{}", s)).collect();
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g.extend(quote! {
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embassy_hal_internal::peripherals_definition!(#(#singleton_tokens),*);
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});
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let singleton_tokens: Vec<_> = singletons
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.iter()
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.filter(|s| *s != &time_driver_singleton.to_string())
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.map(|s| format_ident!("{}", s))
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.collect();
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g.extend(quote! {
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embassy_hal_internal::peripherals_struct!(#(#singleton_tokens),*);
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});
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// ========
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// Generate interrupt declarations
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let mut irqs = Vec::new();
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for irq in METADATA.interrupts {
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irqs.push(format_ident!("{}", irq.name));
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}
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g.extend(quote! {
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embassy_hal_internal::interrupt_mod!(
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#(
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#irqs,
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)*
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);
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});
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// ========
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// Generate FLASH regions
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let mut flash_regions = TokenStream::new();
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let flash_memory_regions: Vec<_> = METADATA
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.memory
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.iter()
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.filter(|x| x.kind == MemoryRegionKind::Flash && x.settings.is_some())
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.collect();
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for region in flash_memory_regions.iter() {
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let region_name = format_ident!("{}", get_flash_region_name(region.name));
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let bank_variant = format_ident!(
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"{}",
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if region.name.starts_with("BANK_1") {
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"Bank1"
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} else if region.name.starts_with("BANK_2") {
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"Bank2"
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} else if region.name == "OTP" {
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"Otp"
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} else {
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continue;
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}
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);
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let base = region.address;
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let size = region.size;
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let settings = region.settings.as_ref().unwrap();
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let erase_size = settings.erase_size;
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let write_size = settings.write_size;
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let erase_value = settings.erase_value;
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flash_regions.extend(quote! {
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pub const #region_name: crate::flash::FlashRegion = crate::flash::FlashRegion {
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bank: crate::flash::FlashBank::#bank_variant,
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base: #base,
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size: #size,
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erase_size: #erase_size,
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write_size: #write_size,
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erase_value: #erase_value,
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_ensure_internal: (),
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};
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});
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let region_type = format_ident!("{}", get_flash_region_type_name(region.name));
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flash_regions.extend(quote! {
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#[cfg(flash)]
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pub struct #region_type<'d, MODE = crate::flash::Async>(pub &'static crate::flash::FlashRegion, pub(crate) embassy_hal_internal::PeripheralRef<'d, crate::peripherals::FLASH>, pub(crate) core::marker::PhantomData<MODE>);
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});
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}
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let (fields, (inits, region_names)): (Vec<TokenStream>, (Vec<TokenStream>, Vec<Ident>)) = flash_memory_regions
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.iter()
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.map(|f| {
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let region_name = get_flash_region_name(f.name);
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let field_name = format_ident!("{}", region_name.to_lowercase());
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let field_type = format_ident!("{}", get_flash_region_type_name(f.name));
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let field = quote! {
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pub #field_name: #field_type<'d, MODE>
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};
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let region_name = format_ident!("{}", region_name);
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let init = quote! {
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#field_name: #field_type(&#region_name, unsafe { p.clone_unchecked()}, core::marker::PhantomData)
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};
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(field, (init, region_name))
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})
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.unzip();
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let regions_len = flash_memory_regions.len();
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flash_regions.extend(quote! {
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#[cfg(flash)]
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pub struct FlashLayout<'d, MODE = crate::flash::Async> {
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#(#fields),*,
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_mode: core::marker::PhantomData<MODE>,
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}
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#[cfg(flash)]
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impl<'d, MODE> FlashLayout<'d, MODE> {
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pub(crate) fn new(p: embassy_hal_internal::PeripheralRef<'d, crate::peripherals::FLASH>) -> Self {
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Self {
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#(#inits),*,
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_mode: core::marker::PhantomData,
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}
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}
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}
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pub const FLASH_REGIONS: [&crate::flash::FlashRegion; #regions_len] = [
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#(&#region_names),*
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];
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});
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let max_erase_size = flash_memory_regions
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.iter()
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.map(|region| region.settings.as_ref().unwrap().erase_size)
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.max()
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.unwrap();
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g.extend(quote! { pub const MAX_ERASE_SIZE: usize = #max_erase_size as usize; });
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g.extend(quote! { pub mod flash_regions { #flash_regions } });
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// ========
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// Generate DMA IRQs.
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let mut dma_irqs: HashMap<&str, Vec<(&str, &str, &str)>> = HashMap::new();
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for p in METADATA.peripherals {
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if let Some(r) = &p.registers {
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if r.kind == "dma" || r.kind == "bdma" || r.kind == "gpdma" {
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if p.name == "BDMA1" {
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// BDMA1 in H7 doesn't use DMAMUX, which breaks
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continue;
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}
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for irq in p.interrupts {
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dma_irqs
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.entry(irq.interrupt)
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.or_default()
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.push((r.kind, p.name, irq.signal));
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}
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}
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}
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}
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for (irq, channels) in dma_irqs {
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let irq = format_ident!("{}", irq);
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let xdma = format_ident!("{}", channels[0].0);
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let channels = channels.iter().map(|(_, dma, ch)| format_ident!("{}_{}", dma, ch));
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g.extend(quote! {
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#[cfg(feature = "rt")]
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#[crate::interrupt]
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unsafe fn #irq () {
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#(
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<crate::peripherals::#channels as crate::dma::#xdma::sealed::Channel>::on_irq();
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)*
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}
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});
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}
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// ========
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// Generate RccPeripheral impls
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let refcounted_peripherals = HashSet::from(["usart", "adc"]);
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let mut refcount_statics = HashSet::new();
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for p in METADATA.peripherals {
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if !singletons.contains(&p.name.to_string()) {
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continue;
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}
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if let Some(rcc) = &p.rcc {
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let en = rcc.enable.as_ref().unwrap();
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let rst = match &rcc.reset {
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Some(rst) => {
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let rst_reg = format_ident!("{}", rst.register.to_ascii_lowercase());
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let set_rst_field = format_ident!("set_{}", rst.field.to_ascii_lowercase());
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quote! {
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critical_section::with(|_| {
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crate::pac::RCC.#rst_reg().modify(|w| w.#set_rst_field(true));
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crate::pac::RCC.#rst_reg().modify(|w| w.#set_rst_field(false));
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});
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}
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}
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None => TokenStream::new(),
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};
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let after_enable = if chip_name.starts_with("stm32f2") {
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// Errata: ES0005 - 2.1.11 Delay after an RCC peripheral clock enabling
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quote! {
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cortex_m::asm::dsb();
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}
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} else {
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TokenStream::new()
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};
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let ptype = if let Some(reg) = &p.registers { reg.kind } else { "" };
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let pname = format_ident!("{}", p.name);
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let clk = format_ident!("{}", rcc.clock.to_ascii_lowercase());
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let en_reg = format_ident!("{}", en.register.to_ascii_lowercase());
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let set_en_field = format_ident!("set_{}", en.field.to_ascii_lowercase());
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let (before_enable, before_disable) = if refcounted_peripherals.contains(ptype) {
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let refcount_static =
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format_ident!("{}_{}", en.register.to_ascii_uppercase(), en.field.to_ascii_uppercase());
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refcount_statics.insert(refcount_static.clone());
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(
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quote! {
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unsafe { refcount_statics::#refcount_static += 1 };
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if unsafe { refcount_statics::#refcount_static } > 1 {
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return;
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}
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},
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quote! {
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unsafe { refcount_statics::#refcount_static -= 1 };
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if unsafe { refcount_statics::#refcount_static } > 0 {
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return;
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}
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},
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)
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} else {
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(TokenStream::new(), TokenStream::new())
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};
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|
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g.extend(quote! {
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impl crate::rcc::sealed::RccPeripheral for peripherals::#pname {
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fn frequency() -> crate::time::Hertz {
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unsafe { crate::rcc::get_freqs().#clk }
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}
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fn enable() {
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critical_section::with(|_| {
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#before_enable
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#[cfg(feature = "low-power")]
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crate::rcc::clock_refcount_add();
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crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(true));
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#after_enable
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})
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}
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fn disable() {
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critical_section::with(|_| {
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#before_disable
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crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(false));
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#[cfg(feature = "low-power")]
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crate::rcc::clock_refcount_sub();
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})
|
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}
|
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fn reset() {
|
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#rst
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}
|
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}
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|
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impl crate::rcc::RccPeripheral for peripherals::#pname {}
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});
|
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}
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}
|
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|
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let mut refcount_mod = TokenStream::new();
|
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for refcount_static in refcount_statics {
|
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refcount_mod.extend(quote! {
|
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pub(crate) static mut #refcount_static: u8 = 0;
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});
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}
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|
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g.extend(quote! {
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mod refcount_statics {
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#refcount_mod
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}
|
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});
|
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|
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// ========
|
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// Generate fns to enable GPIO, DMA in RCC
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|
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for kind in ["dma", "bdma", "dmamux", "gpdma", "gpio"] {
|
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let mut gg = TokenStream::new();
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|
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for p in METADATA.peripherals {
|
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if p.registers.is_some() && p.registers.as_ref().unwrap().kind == kind {
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if let Some(rcc) = &p.rcc {
|
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let en = rcc.enable.as_ref().unwrap();
|
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let en_reg = format_ident!("{}", en.register.to_ascii_lowercase());
|
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let set_en_field = format_ident!("set_{}", en.field.to_ascii_lowercase());
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|
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gg.extend(quote! {
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crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(true));
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})
|
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}
|
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}
|
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}
|
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|
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let fname = format_ident!("init_{}", kind);
|
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g.extend(quote! {
|
|
pub unsafe fn #fname(){
|
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#gg
|
|
}
|
|
})
|
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}
|
|
|
|
// ========
|
|
// Generate pin_trait_impl!
|
|
|
|
#[rustfmt::skip]
|
|
let signals: HashMap<_, _> = [
|
|
// (kind, signal) => trait
|
|
(("usart", "TX"), quote!(crate::usart::TxPin)),
|
|
(("usart", "RX"), quote!(crate::usart::RxPin)),
|
|
(("usart", "CTS"), quote!(crate::usart::CtsPin)),
|
|
(("usart", "RTS"), quote!(crate::usart::RtsPin)),
|
|
(("usart", "CK"), quote!(crate::usart::CkPin)),
|
|
(("usart", "DE"), quote!(crate::usart::DePin)),
|
|
(("lpuart", "TX"), quote!(crate::usart::TxPin)),
|
|
(("lpuart", "RX"), quote!(crate::usart::RxPin)),
|
|
(("lpuart", "CTS"), quote!(crate::usart::CtsPin)),
|
|
(("lpuart", "RTS"), quote!(crate::usart::RtsPin)),
|
|
(("lpuart", "CK"), quote!(crate::usart::CkPin)),
|
|
(("lpuart", "DE"), quote!(crate::usart::DePin)),
|
|
(("sai", "SCK_A"), quote!(crate::sai::SckAPin)),
|
|
(("sai", "SCK_B"), quote!(crate::sai::SckBPin)),
|
|
(("sai", "FS_A"), quote!(crate::sai::FsAPin)),
|
|
(("sai", "FS_B"), quote!(crate::sai::FsBPin)),
|
|
(("sai", "SD_A"), quote!(crate::sai::SdAPin)),
|
|
(("sai", "SD_B"), quote!(crate::sai::SdBPin)),
|
|
(("sai", "MCLK_A"), quote!(crate::sai::MclkAPin)),
|
|
(("sai", "MCLK_B"), quote!(crate::sai::MclkBPin)),
|
|
(("sai", "WS"), quote!(crate::sai::WsPin)),
|
|
(("spi", "SCK"), quote!(crate::spi::SckPin)),
|
|
(("spi", "MOSI"), quote!(crate::spi::MosiPin)),
|
|
(("spi", "MISO"), quote!(crate::spi::MisoPin)),
|
|
(("spi", "NSS"), quote!(crate::spi::CsPin)),
|
|
(("spi", "I2S_MCK"), quote!(crate::spi::MckPin)),
|
|
(("spi", "I2S_CK"), quote!(crate::spi::CkPin)),
|
|
(("spi", "I2S_WS"), quote!(crate::spi::WsPin)),
|
|
(("i2c", "SDA"), quote!(crate::i2c::SdaPin)),
|
|
(("i2c", "SCL"), quote!(crate::i2c::SclPin)),
|
|
(("rcc", "MCO_1"), quote!(crate::rcc::McoPin)),
|
|
(("rcc", "MCO_2"), quote!(crate::rcc::McoPin)),
|
|
(("rcc", "MCO"), quote!(crate::rcc::McoPin)),
|
|
(("dcmi", "D0"), quote!(crate::dcmi::D0Pin)),
|
|
(("dcmi", "D1"), quote!(crate::dcmi::D1Pin)),
|
|
(("dcmi", "D2"), quote!(crate::dcmi::D2Pin)),
|
|
(("dcmi", "D3"), quote!(crate::dcmi::D3Pin)),
|
|
(("dcmi", "D4"), quote!(crate::dcmi::D4Pin)),
|
|
(("dcmi", "D5"), quote!(crate::dcmi::D5Pin)),
|
|
(("dcmi", "D6"), quote!(crate::dcmi::D6Pin)),
|
|
(("dcmi", "D7"), quote!(crate::dcmi::D7Pin)),
|
|
(("dcmi", "D8"), quote!(crate::dcmi::D8Pin)),
|
|
(("dcmi", "D9"), quote!(crate::dcmi::D9Pin)),
|
|
(("dcmi", "D10"), quote!(crate::dcmi::D10Pin)),
|
|
(("dcmi", "D11"), quote!(crate::dcmi::D11Pin)),
|
|
(("dcmi", "D12"), quote!(crate::dcmi::D12Pin)),
|
|
(("dcmi", "D13"), quote!(crate::dcmi::D13Pin)),
|
|
(("dcmi", "HSYNC"), quote!(crate::dcmi::HSyncPin)),
|
|
(("dcmi", "VSYNC"), quote!(crate::dcmi::VSyncPin)),
|
|
(("dcmi", "PIXCLK"), quote!(crate::dcmi::PixClkPin)),
|
|
(("usb", "DP"), quote!(crate::usb::DpPin)),
|
|
(("usb", "DM"), quote!(crate::usb::DmPin)),
|
|
(("otg", "DP"), quote!(crate::usb_otg::DpPin)),
|
|
(("otg", "DM"), quote!(crate::usb_otg::DmPin)),
|
|
(("otg", "ULPI_CK"), quote!(crate::usb_otg::UlpiClkPin)),
|
|
(("otg", "ULPI_DIR"), quote!(crate::usb_otg::UlpiDirPin)),
|
|
(("otg", "ULPI_NXT"), quote!(crate::usb_otg::UlpiNxtPin)),
|
|
(("otg", "ULPI_STP"), quote!(crate::usb_otg::UlpiStpPin)),
|
|
(("otg", "ULPI_D0"), quote!(crate::usb_otg::UlpiD0Pin)),
|
|
(("otg", "ULPI_D1"), quote!(crate::usb_otg::UlpiD1Pin)),
|
|
(("otg", "ULPI_D2"), quote!(crate::usb_otg::UlpiD2Pin)),
|
|
(("otg", "ULPI_D3"), quote!(crate::usb_otg::UlpiD3Pin)),
|
|
(("otg", "ULPI_D4"), quote!(crate::usb_otg::UlpiD4Pin)),
|
|
(("otg", "ULPI_D5"), quote!(crate::usb_otg::UlpiD5Pin)),
|
|
(("otg", "ULPI_D6"), quote!(crate::usb_otg::UlpiD6Pin)),
|
|
(("otg", "ULPI_D7"), quote!(crate::usb_otg::UlpiD7Pin)),
|
|
(("can", "TX"), quote!(crate::can::TxPin)),
|
|
(("can", "RX"), quote!(crate::can::RxPin)),
|
|
(("eth", "REF_CLK"), quote!(crate::eth::RefClkPin)),
|
|
(("eth", "MDIO"), quote!(crate::eth::MDIOPin)),
|
|
(("eth", "MDC"), quote!(crate::eth::MDCPin)),
|
|
(("eth", "CRS_DV"), quote!(crate::eth::CRSPin)),
|
|
(("eth", "RXD0"), quote!(crate::eth::RXD0Pin)),
|
|
(("eth", "RXD1"), quote!(crate::eth::RXD1Pin)),
|
|
(("eth", "TXD0"), quote!(crate::eth::TXD0Pin)),
|
|
(("eth", "TXD1"), quote!(crate::eth::TXD1Pin)),
|
|
(("eth", "TX_EN"), quote!(crate::eth::TXEnPin)),
|
|
(("fmc", "A0"), quote!(crate::fmc::A0Pin)),
|
|
(("fmc", "A1"), quote!(crate::fmc::A1Pin)),
|
|
(("fmc", "A2"), quote!(crate::fmc::A2Pin)),
|
|
(("fmc", "A3"), quote!(crate::fmc::A3Pin)),
|
|
(("fmc", "A4"), quote!(crate::fmc::A4Pin)),
|
|
(("fmc", "A5"), quote!(crate::fmc::A5Pin)),
|
|
(("fmc", "A6"), quote!(crate::fmc::A6Pin)),
|
|
(("fmc", "A7"), quote!(crate::fmc::A7Pin)),
|
|
(("fmc", "A8"), quote!(crate::fmc::A8Pin)),
|
|
(("fmc", "A9"), quote!(crate::fmc::A9Pin)),
|
|
(("fmc", "A10"), quote!(crate::fmc::A10Pin)),
|
|
(("fmc", "A11"), quote!(crate::fmc::A11Pin)),
|
|
(("fmc", "A12"), quote!(crate::fmc::A12Pin)),
|
|
(("fmc", "A13"), quote!(crate::fmc::A13Pin)),
|
|
(("fmc", "A14"), quote!(crate::fmc::A14Pin)),
|
|
(("fmc", "A15"), quote!(crate::fmc::A15Pin)),
|
|
(("fmc", "A16"), quote!(crate::fmc::A16Pin)),
|
|
(("fmc", "A17"), quote!(crate::fmc::A17Pin)),
|
|
(("fmc", "A18"), quote!(crate::fmc::A18Pin)),
|
|
(("fmc", "A19"), quote!(crate::fmc::A19Pin)),
|
|
(("fmc", "A20"), quote!(crate::fmc::A20Pin)),
|
|
(("fmc", "A21"), quote!(crate::fmc::A21Pin)),
|
|
(("fmc", "A22"), quote!(crate::fmc::A22Pin)),
|
|
(("fmc", "A23"), quote!(crate::fmc::A23Pin)),
|
|
(("fmc", "A24"), quote!(crate::fmc::A24Pin)),
|
|
(("fmc", "A25"), quote!(crate::fmc::A25Pin)),
|
|
(("fmc", "D0"), quote!(crate::fmc::D0Pin)),
|
|
(("fmc", "D1"), quote!(crate::fmc::D1Pin)),
|
|
(("fmc", "D2"), quote!(crate::fmc::D2Pin)),
|
|
(("fmc", "D3"), quote!(crate::fmc::D3Pin)),
|
|
(("fmc", "D4"), quote!(crate::fmc::D4Pin)),
|
|
(("fmc", "D5"), quote!(crate::fmc::D5Pin)),
|
|
(("fmc", "D6"), quote!(crate::fmc::D6Pin)),
|
|
(("fmc", "D7"), quote!(crate::fmc::D7Pin)),
|
|
(("fmc", "D8"), quote!(crate::fmc::D8Pin)),
|
|
(("fmc", "D9"), quote!(crate::fmc::D9Pin)),
|
|
(("fmc", "D10"), quote!(crate::fmc::D10Pin)),
|
|
(("fmc", "D11"), quote!(crate::fmc::D11Pin)),
|
|
(("fmc", "D12"), quote!(crate::fmc::D12Pin)),
|
|
(("fmc", "D13"), quote!(crate::fmc::D13Pin)),
|
|
(("fmc", "D14"), quote!(crate::fmc::D14Pin)),
|
|
(("fmc", "D15"), quote!(crate::fmc::D15Pin)),
|
|
(("fmc", "D16"), quote!(crate::fmc::D16Pin)),
|
|
(("fmc", "D17"), quote!(crate::fmc::D17Pin)),
|
|
(("fmc", "D18"), quote!(crate::fmc::D18Pin)),
|
|
(("fmc", "D19"), quote!(crate::fmc::D19Pin)),
|
|
(("fmc", "D20"), quote!(crate::fmc::D20Pin)),
|
|
(("fmc", "D21"), quote!(crate::fmc::D21Pin)),
|
|
(("fmc", "D22"), quote!(crate::fmc::D22Pin)),
|
|
(("fmc", "D23"), quote!(crate::fmc::D23Pin)),
|
|
(("fmc", "D24"), quote!(crate::fmc::D24Pin)),
|
|
(("fmc", "D25"), quote!(crate::fmc::D25Pin)),
|
|
(("fmc", "D26"), quote!(crate::fmc::D26Pin)),
|
|
(("fmc", "D27"), quote!(crate::fmc::D27Pin)),
|
|
(("fmc", "D28"), quote!(crate::fmc::D28Pin)),
|
|
(("fmc", "D29"), quote!(crate::fmc::D29Pin)),
|
|
(("fmc", "D30"), quote!(crate::fmc::D30Pin)),
|
|
(("fmc", "D31"), quote!(crate::fmc::D31Pin)),
|
|
(("fmc", "DA0"), quote!(crate::fmc::DA0Pin)),
|
|
(("fmc", "DA1"), quote!(crate::fmc::DA1Pin)),
|
|
(("fmc", "DA2"), quote!(crate::fmc::DA2Pin)),
|
|
(("fmc", "DA3"), quote!(crate::fmc::DA3Pin)),
|
|
(("fmc", "DA4"), quote!(crate::fmc::DA4Pin)),
|
|
(("fmc", "DA5"), quote!(crate::fmc::DA5Pin)),
|
|
(("fmc", "DA6"), quote!(crate::fmc::DA6Pin)),
|
|
(("fmc", "DA7"), quote!(crate::fmc::DA7Pin)),
|
|
(("fmc", "DA8"), quote!(crate::fmc::DA8Pin)),
|
|
(("fmc", "DA9"), quote!(crate::fmc::DA9Pin)),
|
|
(("fmc", "DA10"), quote!(crate::fmc::DA10Pin)),
|
|
(("fmc", "DA11"), quote!(crate::fmc::DA11Pin)),
|
|
(("fmc", "DA12"), quote!(crate::fmc::DA12Pin)),
|
|
(("fmc", "DA13"), quote!(crate::fmc::DA13Pin)),
|
|
(("fmc", "DA14"), quote!(crate::fmc::DA14Pin)),
|
|
(("fmc", "DA15"), quote!(crate::fmc::DA15Pin)),
|
|
(("fmc", "SDNWE"), quote!(crate::fmc::SDNWEPin)),
|
|
(("fmc", "SDNCAS"), quote!(crate::fmc::SDNCASPin)),
|
|
(("fmc", "SDNRAS"), quote!(crate::fmc::SDNRASPin)),
|
|
(("fmc", "SDNE0"), quote!(crate::fmc::SDNE0Pin)),
|
|
(("fmc", "SDNE1"), quote!(crate::fmc::SDNE1Pin)),
|
|
(("fmc", "SDCKE0"), quote!(crate::fmc::SDCKE0Pin)),
|
|
(("fmc", "SDCKE1"), quote!(crate::fmc::SDCKE1Pin)),
|
|
(("fmc", "SDCLK"), quote!(crate::fmc::SDCLKPin)),
|
|
(("fmc", "NBL0"), quote!(crate::fmc::NBL0Pin)),
|
|
(("fmc", "NBL1"), quote!(crate::fmc::NBL1Pin)),
|
|
(("fmc", "NBL2"), quote!(crate::fmc::NBL2Pin)),
|
|
(("fmc", "NBL3"), quote!(crate::fmc::NBL3Pin)),
|
|
(("fmc", "INT"), quote!(crate::fmc::INTPin)),
|
|
(("fmc", "NL"), quote!(crate::fmc::NLPin)),
|
|
(("fmc", "NWAIT"), quote!(crate::fmc::NWaitPin)),
|
|
(("fmc", "NE1"), quote!(crate::fmc::NE1Pin)),
|
|
(("fmc", "NE2"), quote!(crate::fmc::NE2Pin)),
|
|
(("fmc", "NE3"), quote!(crate::fmc::NE3Pin)),
|
|
(("fmc", "NE4"), quote!(crate::fmc::NE4Pin)),
|
|
(("fmc", "NCE"), quote!(crate::fmc::NCEPin)),
|
|
(("fmc", "NOE"), quote!(crate::fmc::NOEPin)),
|
|
(("fmc", "NWE"), quote!(crate::fmc::NWEPin)),
|
|
(("fmc", "Clk"), quote!(crate::fmc::ClkPin)),
|
|
(("fmc", "BA0"), quote!(crate::fmc::BA0Pin)),
|
|
(("fmc", "BA1"), quote!(crate::fmc::BA1Pin)),
|
|
(("timer", "CH1"), quote!(crate::timer::Channel1Pin)),
|
|
(("timer", "CH1N"), quote!(crate::timer::Channel1ComplementaryPin)),
|
|
(("timer", "CH2"), quote!(crate::timer::Channel2Pin)),
|
|
(("timer", "CH2N"), quote!(crate::timer::Channel2ComplementaryPin)),
|
|
(("timer", "CH3"), quote!(crate::timer::Channel3Pin)),
|
|
(("timer", "CH3N"), quote!(crate::timer::Channel3ComplementaryPin)),
|
|
(("timer", "CH4"), quote!(crate::timer::Channel4Pin)),
|
|
(("timer", "CH4N"), quote!(crate::timer::Channel4ComplementaryPin)),
|
|
(("timer", "ETR"), quote!(crate::timer::ExternalTriggerPin)),
|
|
(("timer", "BKIN"), quote!(crate::timer::BreakInputPin)),
|
|
(("timer", "BKIN_COMP1"), quote!(crate::timer::BreakInputComparator1Pin)),
|
|
(("timer", "BKIN_COMP2"), quote!(crate::timer::BreakInputComparator2Pin)),
|
|
(("timer", "BKIN2"), quote!(crate::timer::BreakInput2Pin)),
|
|
(("timer", "BKIN2_COMP1"), quote!(crate::timer::BreakInput2Comparator1Pin)),
|
|
(("timer", "BKIN2_COMP2"), quote!(crate::timer::BreakInput2Comparator2Pin)),
|
|
(("hrtim", "CHA1"), quote!(crate::hrtim::ChannelAPin)),
|
|
(("hrtim", "CHA2"), quote!(crate::hrtim::ChannelAComplementaryPin)),
|
|
(("hrtim", "CHB1"), quote!(crate::hrtim::ChannelBPin)),
|
|
(("hrtim", "CHB2"), quote!(crate::hrtim::ChannelBComplementaryPin)),
|
|
(("hrtim", "CHC1"), quote!(crate::hrtim::ChannelCPin)),
|
|
(("hrtim", "CHC2"), quote!(crate::hrtim::ChannelCComplementaryPin)),
|
|
(("hrtim", "CHD1"), quote!(crate::hrtim::ChannelDPin)),
|
|
(("hrtim", "CHD2"), quote!(crate::hrtim::ChannelDComplementaryPin)),
|
|
(("hrtim", "CHE1"), quote!(crate::hrtim::ChannelEPin)),
|
|
(("hrtim", "CHE2"), quote!(crate::hrtim::ChannelEComplementaryPin)),
|
|
(("hrtim", "CHF1"), quote!(crate::hrtim::ChannelFPin)),
|
|
(("hrtim", "CHF2"), quote!(crate::hrtim::ChannelFComplementaryPin)),
|
|
(("sdmmc", "CK"), quote!(crate::sdmmc::CkPin)),
|
|
(("sdmmc", "CMD"), quote!(crate::sdmmc::CmdPin)),
|
|
(("sdmmc", "D0"), quote!(crate::sdmmc::D0Pin)),
|
|
(("sdmmc", "D1"), quote!(crate::sdmmc::D1Pin)),
|
|
(("sdmmc", "D2"), quote!(crate::sdmmc::D2Pin)),
|
|
(("sdmmc", "D3"), quote!(crate::sdmmc::D3Pin)),
|
|
(("sdmmc", "D4"), quote!(crate::sdmmc::D4Pin)),
|
|
(("sdmmc", "D5"), quote!(crate::sdmmc::D5Pin)),
|
|
(("sdmmc", "D6"), quote!(crate::sdmmc::D6Pin)),
|
|
(("sdmmc", "D6"), quote!(crate::sdmmc::D7Pin)),
|
|
(("sdmmc", "D8"), quote!(crate::sdmmc::D8Pin)),
|
|
(("quadspi", "BK1_IO0"), quote!(crate::qspi::BK1D0Pin)),
|
|
(("quadspi", "BK1_IO1"), quote!(crate::qspi::BK1D1Pin)),
|
|
(("quadspi", "BK1_IO2"), quote!(crate::qspi::BK1D2Pin)),
|
|
(("quadspi", "BK1_IO3"), quote!(crate::qspi::BK1D3Pin)),
|
|
(("quadspi", "BK1_NCS"), quote!(crate::qspi::BK1NSSPin)),
|
|
(("quadspi", "BK2_IO0"), quote!(crate::qspi::BK2D0Pin)),
|
|
(("quadspi", "BK2_IO1"), quote!(crate::qspi::BK2D1Pin)),
|
|
(("quadspi", "BK2_IO2"), quote!(crate::qspi::BK2D2Pin)),
|
|
(("quadspi", "BK2_IO3"), quote!(crate::qspi::BK2D3Pin)),
|
|
(("quadspi", "BK2_NCS"), quote!(crate::qspi::BK2NSSPin)),
|
|
(("quadspi", "CLK"), quote!(crate::qspi::SckPin)),
|
|
].into();
|
|
|
|
for p in METADATA.peripherals {
|
|
if let Some(regs) = &p.registers {
|
|
for pin in p.pins {
|
|
let key = (regs.kind, pin.signal);
|
|
eprintln!("key: {:#?}", &key);
|
|
if let Some(tr) = signals.get(&key) {
|
|
let mut peri = format_ident!("{}", p.name);
|
|
|
|
let pin_name = {
|
|
// If we encounter a _C pin but the split_feature for this pin is not enabled, skip it
|
|
if pin.pin.ends_with("_C") && !split_features.iter().any(|x| x.pin_name_with_c == pin.pin) {
|
|
continue;
|
|
}
|
|
|
|
format_ident!("{}", pin.pin)
|
|
};
|
|
|
|
let af = pin.af.unwrap_or(0);
|
|
|
|
// MCO is special
|
|
if pin.signal.starts_with("MCO_") {
|
|
// Supported in H7 only for now
|
|
if regs.version.starts_with("h5")
|
|
|| regs.version.starts_with("h7")
|
|
|| regs.version.starts_with("f4")
|
|
{
|
|
peri = format_ident!("{}", pin.signal.replace('_', ""));
|
|
} else {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if pin.signal == "MCO" {
|
|
// Supported in H7 only for now
|
|
if regs.version.starts_with("l4") {
|
|
peri = format_ident!("MCO");
|
|
} else {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
g.extend(quote! {
|
|
pin_trait_impl!(#tr, #peri, #pin_name, #af);
|
|
})
|
|
}
|
|
|
|
// ADC is special
|
|
if regs.kind == "adc" {
|
|
if p.rcc.is_none() {
|
|
continue;
|
|
}
|
|
|
|
let peri = format_ident!("{}", p.name);
|
|
let pin_name = {
|
|
// If we encounter a _C pin but the split_feature for this pin is not enabled, skip it
|
|
if pin.pin.ends_with("_C") && !split_features.iter().any(|x| x.pin_name_with_c == pin.pin) {
|
|
continue;
|
|
}
|
|
format_ident!("{}", pin.pin)
|
|
};
|
|
|
|
// H7 has differential voltage measurements
|
|
let ch: Option<u8> = if pin.signal.starts_with("INP") {
|
|
Some(pin.signal.strip_prefix("INP").unwrap().parse().unwrap())
|
|
} else if pin.signal.starts_with("INN") {
|
|
// TODO handle in the future when embassy supports differential measurements
|
|
None
|
|
} else if pin.signal.starts_with("IN") {
|
|
Some(pin.signal.strip_prefix("IN").unwrap().parse().unwrap())
|
|
} else {
|
|
None
|
|
};
|
|
if let Some(ch) = ch {
|
|
g.extend(quote! {
|
|
impl_adc_pin!( #peri, #pin_name, #ch);
|
|
})
|
|
}
|
|
}
|
|
|
|
// DAC is special
|
|
if regs.kind == "dac" {
|
|
let peri = format_ident!("{}", p.name);
|
|
let pin_name = format_ident!("{}", pin.pin);
|
|
let ch: u8 = pin.signal.strip_prefix("OUT").unwrap().parse().unwrap();
|
|
|
|
g.extend(quote! {
|
|
impl_dac_pin!( #peri, #pin_name, #ch);
|
|
})
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// ========
|
|
// Generate dma_trait_impl!
|
|
|
|
let signals: HashMap<_, _> = [
|
|
// (kind, signal) => trait
|
|
(("usart", "RX"), quote!(crate::usart::RxDma)),
|
|
(("usart", "TX"), quote!(crate::usart::TxDma)),
|
|
(("lpuart", "RX"), quote!(crate::usart::RxDma)),
|
|
(("lpuart", "TX"), quote!(crate::usart::TxDma)),
|
|
(("sai", "A"), quote!(crate::sai::DmaA)),
|
|
(("sai", "B"), quote!(crate::sai::DmaB)),
|
|
(("spi", "RX"), quote!(crate::spi::RxDma)),
|
|
(("spi", "TX"), quote!(crate::spi::TxDma)),
|
|
(("i2c", "RX"), quote!(crate::i2c::RxDma)),
|
|
(("i2c", "TX"), quote!(crate::i2c::TxDma)),
|
|
(("dcmi", "DCMI"), quote!(crate::dcmi::FrameDma)),
|
|
(("dcmi", "PSSI"), quote!(crate::dcmi::FrameDma)),
|
|
// SDMMCv1 uses the same channel for both directions, so just implement for RX
|
|
(("sdmmc", "RX"), quote!(crate::sdmmc::SdmmcDma)),
|
|
(("quadspi", "QUADSPI"), quote!(crate::qspi::QuadDma)),
|
|
(("dac", "CH1"), quote!(crate::dac::DmaCh1)),
|
|
(("dac", "CH2"), quote!(crate::dac::DmaCh2)),
|
|
]
|
|
.into();
|
|
|
|
for p in METADATA.peripherals {
|
|
if let Some(regs) = &p.registers {
|
|
let mut dupe = HashSet::new();
|
|
for ch in p.dma_channels {
|
|
// Some chips have multiple request numbers for the same (peri, signal, channel) combos.
|
|
// Ignore the dupes, picking the first one. Otherwise this causes conflicting trait impls
|
|
let key = (ch.signal, ch.channel);
|
|
if !dupe.insert(key) {
|
|
continue;
|
|
}
|
|
|
|
if let Some(tr) = signals.get(&(regs.kind, ch.signal)) {
|
|
let peri = format_ident!("{}", p.name);
|
|
|
|
let channel = if let Some(channel) = &ch.channel {
|
|
// Chip with DMA/BDMA, without DMAMUX
|
|
let channel = format_ident!("{}", channel);
|
|
quote!({channel: #channel})
|
|
} else if let Some(dmamux) = &ch.dmamux {
|
|
// Chip with DMAMUX
|
|
let dmamux = format_ident!("{}", dmamux);
|
|
quote!({dmamux: #dmamux})
|
|
} else if let Some(dma) = &ch.dma {
|
|
// Chip with GPDMA
|
|
let dma = format_ident!("{}", dma);
|
|
quote!({dma: #dma})
|
|
} else {
|
|
unreachable!();
|
|
};
|
|
|
|
let request = if let Some(request) = ch.request {
|
|
let request = request as u8;
|
|
quote!(#request)
|
|
} else {
|
|
quote!(())
|
|
};
|
|
|
|
g.extend(quote! {
|
|
dma_trait_impl!(#tr, #peri, #channel, #request);
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// ========
|
|
// Write foreach_foo! macrotables
|
|
|
|
let mut flash_regions_table: Vec<Vec<String>> = Vec::new();
|
|
let mut interrupts_table: Vec<Vec<String>> = Vec::new();
|
|
let mut peripherals_table: Vec<Vec<String>> = Vec::new();
|
|
let mut pins_table: Vec<Vec<String>> = Vec::new();
|
|
let mut dma_channels_table: Vec<Vec<String>> = Vec::new();
|
|
let mut adc_common_table: Vec<Vec<String>> = Vec::new();
|
|
|
|
/*
|
|
If ADC3_COMMON exists, ADC3 and higher are assigned to it
|
|
All other ADCs are assigned to ADC_COMMON
|
|
|
|
ADC3 and higher are assigned to the adc34 clock in the table
|
|
The adc3_common cfg directive is added if ADC3_COMMON exists
|
|
*/
|
|
let has_adc3 = METADATA.peripherals.iter().find(|p| p.name == "ADC3_COMMON").is_some();
|
|
let set_adc345 = HashSet::from(["ADC3", "ADC4", "ADC5"]);
|
|
|
|
for m in METADATA
|
|
.memory
|
|
.iter()
|
|
.filter(|m| m.kind == MemoryRegionKind::Flash && m.settings.is_some())
|
|
{
|
|
let settings = m.settings.as_ref().unwrap();
|
|
let row = vec![
|
|
get_flash_region_type_name(m.name),
|
|
settings.write_size.to_string(),
|
|
settings.erase_size.to_string(),
|
|
];
|
|
flash_regions_table.push(row);
|
|
}
|
|
|
|
let gpio_base = METADATA.peripherals.iter().find(|p| p.name == "GPIOA").unwrap().address as u32;
|
|
let gpio_stride = 0x400;
|
|
|
|
for p in METADATA.peripherals {
|
|
if let Some(regs) = &p.registers {
|
|
if regs.kind == "gpio" {
|
|
let port_letter = p.name.chars().nth(4).unwrap();
|
|
assert_eq!(0, (p.address as u32 - gpio_base) % gpio_stride);
|
|
let port_num = (p.address as u32 - gpio_base) / gpio_stride;
|
|
|
|
for pin_num in 0u32..16 {
|
|
let pin_name = format!("P{}{}", port_letter, pin_num);
|
|
|
|
pins_table.push(vec![
|
|
pin_name.clone(),
|
|
p.name.to_string(),
|
|
port_num.to_string(),
|
|
pin_num.to_string(),
|
|
format!("EXTI{}", pin_num),
|
|
]);
|
|
|
|
// If we have the split pins, we need to do a little extra work:
|
|
// Add the "_C" variant to the table. The solution is not optimal, though.
|
|
// Adding them only when the corresponding GPIOx also appears.
|
|
// This should avoid unintended side-effects as much as possible.
|
|
#[cfg(feature = "_split-pins-enabled")]
|
|
for split_feature in &split_features {
|
|
if split_feature.pin_name_without_c == pin_name {
|
|
pins_table.push(vec![
|
|
split_feature.pin_name_with_c.to_string(),
|
|
p.name.to_string(),
|
|
port_num.to_string(),
|
|
pin_num.to_string(),
|
|
format!("EXTI{}", pin_num),
|
|
]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if regs.kind == "adc" {
|
|
let (adc_common, adc_clock) = if set_adc345.contains(p.name) && has_adc3 {
|
|
("ADC3_COMMON", "adc34")
|
|
} else {
|
|
("ADC_COMMON", "adc")
|
|
};
|
|
|
|
let row = vec![p.name.to_string(), adc_common.to_string(), adc_clock.to_string()];
|
|
adc_common_table.push(row);
|
|
}
|
|
|
|
for irq in p.interrupts {
|
|
let row = vec![
|
|
p.name.to_string(),
|
|
regs.kind.to_string(),
|
|
regs.block.to_string(),
|
|
irq.signal.to_string(),
|
|
irq.interrupt.to_ascii_uppercase(),
|
|
];
|
|
interrupts_table.push(row)
|
|
}
|
|
|
|
let row = vec![regs.kind.to_string(), p.name.to_string()];
|
|
peripherals_table.push(row);
|
|
}
|
|
}
|
|
|
|
let mut dma_channel_count: usize = 0;
|
|
let mut bdma_channel_count: usize = 0;
|
|
let mut gpdma_channel_count: usize = 0;
|
|
|
|
for ch in METADATA.dma_channels {
|
|
let mut row = Vec::new();
|
|
let dma_peri = METADATA.peripherals.iter().find(|p| p.name == ch.dma).unwrap();
|
|
let bi = dma_peri.registers.as_ref().unwrap();
|
|
|
|
let num;
|
|
match bi.kind {
|
|
"dma" => {
|
|
num = dma_channel_count;
|
|
dma_channel_count += 1;
|
|
}
|
|
"bdma" => {
|
|
num = bdma_channel_count;
|
|
bdma_channel_count += 1;
|
|
}
|
|
"gpdma" => {
|
|
num = gpdma_channel_count;
|
|
gpdma_channel_count += 1;
|
|
}
|
|
_ => panic!("bad dma channel kind {}", bi.kind),
|
|
}
|
|
|
|
row.push(ch.name.to_string());
|
|
row.push(ch.dma.to_string());
|
|
row.push(bi.kind.to_string());
|
|
row.push(ch.channel.to_string());
|
|
row.push(num.to_string());
|
|
if let Some(dmamux) = &ch.dmamux {
|
|
let dmamux_channel = ch.dmamux_channel.unwrap();
|
|
row.push(format!("{{dmamux: {}, dmamux_channel: {}}}", dmamux, dmamux_channel));
|
|
} else {
|
|
row.push("{}".to_string());
|
|
}
|
|
|
|
dma_channels_table.push(row);
|
|
}
|
|
|
|
g.extend(quote! {
|
|
pub(crate) const DMA_CHANNEL_COUNT: usize = #dma_channel_count;
|
|
pub(crate) const BDMA_CHANNEL_COUNT: usize = #bdma_channel_count;
|
|
pub(crate) const GPDMA_CHANNEL_COUNT: usize = #gpdma_channel_count;
|
|
});
|
|
|
|
for irq in METADATA.interrupts {
|
|
let name = irq.name.to_ascii_uppercase();
|
|
interrupts_table.push(vec![name.clone()]);
|
|
if name.contains("EXTI") {
|
|
interrupts_table.push(vec!["EXTI".to_string(), name.clone()]);
|
|
}
|
|
}
|
|
|
|
let mut m = String::new();
|
|
|
|
make_table(&mut m, "foreach_flash_region", &flash_regions_table);
|
|
make_table(&mut m, "foreach_interrupt", &interrupts_table);
|
|
make_table(&mut m, "foreach_peripheral", &peripherals_table);
|
|
make_table(&mut m, "foreach_pin", &pins_table);
|
|
make_table(&mut m, "foreach_dma_channel", &dma_channels_table);
|
|
make_table(&mut m, "foreach_adc", &adc_common_table);
|
|
|
|
let out_dir = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
|
|
let out_file = out_dir.join("_macros.rs").to_string_lossy().to_string();
|
|
fs::write(out_file, m).unwrap();
|
|
|
|
// ========
|
|
// Write generated.rs
|
|
|
|
let out_file = out_dir.join("_generated.rs").to_string_lossy().to_string();
|
|
fs::write(out_file, g.to_string()).unwrap();
|
|
|
|
// ========
|
|
// Multicore
|
|
|
|
let mut s = chip_name.split('_');
|
|
let mut chip_name: String = s.next().unwrap().to_string();
|
|
let core_name = if let Some(c) = s.next() {
|
|
if !c.starts_with("CM") {
|
|
chip_name.push('_');
|
|
chip_name.push_str(c);
|
|
None
|
|
} else {
|
|
Some(c)
|
|
}
|
|
} else {
|
|
None
|
|
};
|
|
|
|
if let Some(core) = core_name {
|
|
println!("cargo:rustc-cfg={}_{}", &chip_name[..chip_name.len() - 2], core);
|
|
} else {
|
|
println!("cargo:rustc-cfg={}", &chip_name[..chip_name.len() - 2]);
|
|
}
|
|
|
|
// ========
|
|
// stm32f3 wildcard features used in RCC
|
|
|
|
if chip_name.starts_with("stm32f3") {
|
|
println!("cargo:rustc-cfg={}x{}", &chip_name[..9], &chip_name[10..11]);
|
|
}
|
|
|
|
// =======
|
|
// ADC3_COMMON is present
|
|
if has_adc3 {
|
|
println!("cargo:rustc-cfg={}", "adc3_common");
|
|
}
|
|
|
|
// =======
|
|
// Features for targeting groups of chips
|
|
|
|
if &chip_name[..8] == "stm32wba" {
|
|
println!("cargo:rustc-cfg={}", &chip_name[..8]); // stm32wba
|
|
println!("cargo:rustc-cfg={}", &chip_name[..10]); // stm32wba52
|
|
} else {
|
|
println!("cargo:rustc-cfg={}", &chip_name[..7]); // stm32f4
|
|
println!("cargo:rustc-cfg={}", &chip_name[..9]); // stm32f429
|
|
println!("cargo:rustc-cfg={}x", &chip_name[..8]); // stm32f42x
|
|
println!("cargo:rustc-cfg={}x{}", &chip_name[..7], &chip_name[8..9]); // stm32f4x9
|
|
}
|
|
|
|
// Handle time-driver-XXXX features.
|
|
if env::var("CARGO_FEATURE_TIME_DRIVER_ANY").is_ok() {}
|
|
println!("cargo:rustc-cfg={}", &chip_name[..chip_name.len() - 2]);
|
|
|
|
println!("cargo:rerun-if-changed=build.rs");
|
|
}
|
|
|
|
enum GetOneError {
|
|
None,
|
|
Multiple,
|
|
}
|
|
|
|
trait IteratorExt: Iterator {
|
|
fn get_one(self) -> Result<Self::Item, GetOneError>;
|
|
}
|
|
|
|
impl<T: Iterator> IteratorExt for T {
|
|
fn get_one(mut self) -> Result<Self::Item, GetOneError> {
|
|
match self.next() {
|
|
None => Err(GetOneError::None),
|
|
Some(res) => match self.next() {
|
|
Some(_) => Err(GetOneError::Multiple),
|
|
None => Ok(res),
|
|
},
|
|
}
|
|
}
|
|
}
|
|
|
|
fn make_table(out: &mut String, name: &str, data: &Vec<Vec<String>>) {
|
|
write!(
|
|
out,
|
|
"#[allow(unused)]
|
|
macro_rules! {} {{
|
|
($($pat:tt => $code:tt;)*) => {{
|
|
macro_rules! __{}_inner {{
|
|
$(($pat) => $code;)*
|
|
($_:tt) => {{}}
|
|
}}
|
|
",
|
|
name, name
|
|
)
|
|
.unwrap();
|
|
|
|
for row in data {
|
|
writeln!(out, " __{}_inner!(({}));", name, row.join(",")).unwrap();
|
|
}
|
|
|
|
write!(
|
|
out,
|
|
" }};
|
|
}}"
|
|
)
|
|
.unwrap();
|
|
}
|
|
|
|
fn get_flash_region_name(name: &str) -> String {
|
|
let name = name.replace("BANK_", "BANK").replace("REGION_", "REGION");
|
|
if name.contains("REGION") {
|
|
name
|
|
} else {
|
|
name + "_REGION"
|
|
}
|
|
}
|
|
|
|
fn get_flash_region_type_name(name: &str) -> String {
|
|
get_flash_region_name(name)
|
|
.replace("BANK", "Bank")
|
|
.replace("REGION", "Region")
|
|
.replace('_', "")
|
|
}
|