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stm32: remove atomic-polyfill.

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This commit is contained in:
Dario Nieuwenhuis
2023-10-12 01:16:42 +02:00
parent 32b89eeba1
commit 70a91945fc
8 changed files with 69 additions and 29 deletions
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34
embassy-stm32/build.rs
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@@ -8,6 +8,32 @@ use quote::{format_ident, quote};
use stm32_metapac::metadata::{MemoryRegionKind, METADATA};
fn main() {
let target = env::var("TARGET").unwrap();
if target.starts_with("thumbv6m-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv6m");
} else if target.starts_with("thumbv7m-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv7m");
} else if target.starts_with("thumbv7em-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv7m");
println!("cargo:rustc-cfg=armv7em"); // (not currently used)
} else if target.starts_with("thumbv8m.base") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv8m");
println!("cargo:rustc-cfg=armv8m_base");
} else if target.starts_with("thumbv8m.main") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv8m");
println!("cargo:rustc-cfg=armv8m_main");
}
if target.ends_with("-eabihf") {
println!("cargo:rustc-cfg=has_fpu");
}
let chip_name = match env::vars()
.map(|(a, _)| a)
.filter(|x| x.starts_with("CARGO_FEATURE_STM32"))
@@ -434,20 +460,20 @@ fn main() {
unsafe { crate::rcc::get_freqs().#clk }
}
fn enable() {
critical_section::with(|_| {
critical_section::with(|_cs| {
#before_enable
#[cfg(feature = "low-power")]
crate::rcc::clock_refcount_add();
crate::rcc::clock_refcount_add(_cs);
crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(true));
#after_enable
})
}
fn disable() {
critical_section::with(|_| {
critical_section::with(|_cs| {
#before_disable
crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(false));
#[cfg(feature = "low-power")]
crate::rcc::clock_refcount_sub();
crate::rcc::clock_refcount_sub(_cs);
})
}
fn reset() {