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Emit cargo:rustc-check-cfg instructions from build.rs

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This commit is contained in:
Jan Špaček 2024-05-25 21:44:37 +02:00
parent 694ac3a515
commit 368893c9cb
19 changed files with 242 additions and 183 deletions
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101
build_common.rs Normal file
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@ -0,0 +1,101 @@
use std::collections::HashSet;
use std::env;
use std::ffi::OsString;
use std::process::Command;
/// Helper for emitting cargo instruction for enabling configs (`cargo:rustc-cfg=X`) and declaring
/// them (`cargo:rust-check-cfg=cfg(X)`).
#[derive(Debug)]
pub struct CfgSet {
enabled: HashSet<String>,
declared: HashSet<String>,
emit_declared: bool,
}
impl CfgSet {
pub fn new() -> Self {
Self {
enabled: HashSet::new(),
declared: HashSet::new(),
emit_declared: is_rustc_nightly(),
}
}
/// Enable a config, which can then be used in `#[cfg(...)]` for conditional compilation.
///
/// All configs that can potentially be enabled should be unconditionally declared using
/// [`Self::declare()`].
pub fn enable(&mut self, cfg: impl AsRef<str>) {
if self.enabled.insert(cfg.as_ref().to_owned()) {
println!("cargo:rustc-cfg={}", cfg.as_ref());
}
}
pub fn enable_all(&mut self, cfgs: &[impl AsRef<str>]) {
for cfg in cfgs.iter() {
self.enable(cfg.as_ref());
}
}
/// Declare a valid config for conditional compilation, without enabling it.
///
/// This enables rustc to check that the configs in `#[cfg(...)]` attributes are valid.
pub fn declare(&mut self, cfg: impl AsRef<str>) {
if self.declared.insert(cfg.as_ref().to_owned()) && self.emit_declared {
println!("cargo:rustc-check-cfg=cfg({})", cfg.as_ref());
}
}
pub fn declare_all(&mut self, cfgs: &[impl AsRef<str>]) {
for cfg in cfgs.iter() {
self.declare(cfg.as_ref());
}
}
pub fn set(&mut self, cfg: impl Into<String>, enable: bool) {
let cfg = cfg.into();
if enable {
self.enable(cfg.clone());
}
self.declare(cfg);
}
}
fn is_rustc_nightly() -> bool {
let rustc = env::var_os("RUSTC").unwrap_or_else(|| OsString::from("rustc"));
let output = Command::new(rustc)
.arg("--version")
.output()
.expect("failed to run `rustc --version`");
String::from_utf8_lossy(&output.stdout).contains("nightly")
}
/// Sets configs that describe the target platform.
pub fn set_target_cfgs(cfgs: &mut CfgSet) {
let target = env::var("TARGET").unwrap();
if target.starts_with("thumbv6m-") {
cfgs.enable_all(&["cortex_m", "armv6m"]);
} else if target.starts_with("thumbv7m-") {
cfgs.enable_all(&["cortex_m", "armv7m"]);
} else if target.starts_with("thumbv7em-") {
cfgs.enable_all(&["cortex_m", "armv7m", "armv7em"]);
} else if target.starts_with("thumbv8m.base") {
cfgs.enable_all(&["cortex_m", "armv8m", "armv8m_base"]);
} else if target.starts_with("thumbv8m.main") {
cfgs.enable_all(&["cortex_m", "armv8m", "armv8m_main"]);
}
cfgs.declare_all(&[
"cortex_m",
"armv6m",
"armv7m",
"armv7em",
"armv8m",
"armv8m_base",
"armv8m_main",
]);
cfgs.set("has_fpu", target.ends_with("-eabihf"));
}

31
embassy-executor/build.rs
View File

@ -3,6 +3,9 @@ use std::fmt::Write;
use std::path::PathBuf;
use std::{env, fs};
#[path = "../build_common.rs"]
mod common;
static CONFIGS: &[(&str, usize)] = &[
// BEGIN AUTOGENERATED CONFIG FEATURES
// Generated by gen_config.py. DO NOT EDIT.
@ -91,30 +94,6 @@ fn main() {
let out_file = out_dir.join("config.rs").to_string_lossy().to_string();
fs::write(out_file, data).unwrap();
// cortex-m targets
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 mut rustc_cfgs = common::CfgSet::new();
common::set_target_cfgs(&mut rustc_cfgs);
}

30
embassy-hal-internal/build.rs
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@ -1,29 +1,7 @@
use std::env;
#[path = "../build_common.rs"]
mod common;
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 mut cfgs = common::CfgSet::new();
common::set_target_cfgs(&mut cfgs);
}

2
embassy-nrf/src/qspi.rs
View File

@ -166,7 +166,7 @@ impl<'d, T: Instance> Qspi<'d, T> {
$pin.conf().write(|w| {
w.dir().output();
w.drive().h0h1();
#[cfg(feature = "_nrf5340-s")]
#[cfg(all(feature = "_nrf5340", feature = "_s"))]
w.mcusel().peripheral();
w
});

4
embassy-stm32/Cargo.toml
View File

@ -72,7 +72,7 @@ rand_core = "0.6.3"
sdio-host = "0.5.0"
critical-section = "1.1"
#stm32-metapac = { version = "15" }
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-ad633a3e266151ea4d8fad630031a075ee02ab34" }
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-59b1f65bd109c3ef35782e6c44062208d0ef3d0e" }
vcell = "0.1.3"
nb = "1.0.0"
@ -97,7 +97,7 @@ proc-macro2 = "1.0.36"
quote = "1.0.15"
#stm32-metapac = { version = "15", default-features = false, features = ["metadata"]}
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-ad633a3e266151ea4d8fad630031a075ee02ab34", default-features = false, features = ["metadata"]}
stm32-metapac = { git = "https://github.com/embassy-rs/stm32-data-generated", tag = "stm32-data-59b1f65bd109c3ef35782e6c44062208d0ef3d0e", default-features = false, features = ["metadata"] }
[features]
default = ["rt"]

173
embassy-stm32/build.rs
View File

@ -9,35 +9,16 @@ use proc_macro2::{Ident, TokenStream};
use quote::{format_ident, quote};
use stm32_metapac::metadata::ir::BitOffset;
use stm32_metapac::metadata::{
MemoryRegionKind, PeripheralRccKernelClock, PeripheralRccRegister, PeripheralRegisters, StopMode, METADATA,
MemoryRegionKind, PeripheralRccKernelClock, PeripheralRccRegister, PeripheralRegisters, StopMode, ALL_CHIPS,
ALL_PERIPHERAL_VERSIONS, METADATA,
};
#[path = "../build_common.rs"]
mod common;
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 mut cfgs = common::CfgSet::new();
common::set_target_cfgs(&mut cfgs);
let chip_name = match env::vars()
.map(|(a, _)| a)
@ -56,8 +37,15 @@ fn main() {
for p in METADATA.peripherals {
if let Some(r) = &p.registers {
println!("cargo:rustc-cfg={}", r.kind);
println!("cargo:rustc-cfg={}_{}", r.kind, r.version);
cfgs.enable(r.kind);
cfgs.enable(format!("{}_{}", r.kind, r.version));
}
}
for &(kind, versions) in ALL_PERIPHERAL_VERSIONS.iter() {
cfgs.declare(kind);
for &version in versions.iter() {
cfgs.declare(format!("{}_{}", kind, version));
}
}
@ -67,7 +55,13 @@ fn main() {
let mut singletons: Vec<String> = Vec::new();
for p in METADATA.peripherals {
if let Some(r) = &p.registers {
println!("cargo:rustc-cfg=peri_{}", p.name.to_ascii_lowercase());
if r.kind == "adccommon" || r.kind == "sai" || r.kind == "ucpd" {
// TODO: should we emit this for all peripherals? if so, we will need a list of all
// possible peripherals across all chips, so that we can declare the configs
// (replacing the hard-coded list of `peri_*` cfgs below)
cfgs.enable(format!("peri_{}", p.name.to_ascii_lowercase()));
}
match r.kind {
// Generate singletons per pin, not per port
"gpio" => {
@ -87,7 +81,7 @@ fn main() {
if pin.signal.starts_with("MCO") {
let name = pin.signal.replace('_', "").to_string();
if !singletons.contains(&name) {
println!("cargo:rustc-cfg={}", name.to_ascii_lowercase());
cfgs.enable(name.to_ascii_lowercase());
singletons.push(name);
}
}
@ -106,6 +100,20 @@ fn main() {
}
}
cfgs.declare_all(&[
"peri_adc1_common",
"peri_adc3_common",
"peri_adc12_common",
"peri_adc34_common",
"peri_sai1",
"peri_sai2",
"peri_sai3",
"peri_sai4",
"peri_ucpd1",
"peri_ucpd2",
]);
cfgs.declare_all(&["mco", "mco1", "mco2"]);
// One singleton per EXTI line
for pin_num in 0..16 {
singletons.push(format!("EXTI{}", pin_num));
@ -221,7 +229,13 @@ fn main() {
};
if !time_driver_singleton.is_empty() {
println!("cargo:rustc-cfg=time_driver_{}", time_driver_singleton.to_lowercase());
cfgs.enable(format!("time_driver_{}", time_driver_singleton.to_lowercase()));
}
for tim in [
"tim1", "tim2", "tim3", "tim4", "tim5", "tim8", "tim9", "tim12", "tim15", "tim20", "tim21", "tim22", "tim23",
"tim24",
] {
cfgs.declare(format!("time_driver_{}", tim));
}
// ========
@ -1593,54 +1607,65 @@ fn main() {
rustfmt(&out_file);
// ========
// Multicore
// Configs for multicore and for targeting groups of chips
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);
fn get_chip_cfgs(chip_name: &str) -> Vec<String> {
let mut cfgs = Vec::new();
// 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
} else {
Some(c)
}
} else {
None
};
};
if let Some(core) = core_name {
println!("cargo:rustc-cfg={}_{}", &chip_name[..chip_name.len() - 2], core);
if let Some(core) = core_name {
cfgs.push(format!("{}_{}", &chip_name[..chip_name.len() - 2], core));
}
// Configs for targeting groups of chips
if &chip_name[..8] == "stm32wba" {
cfgs.push(chip_name[..8].to_owned()); // stm32wba
cfgs.push(chip_name[..10].to_owned()); // stm32wba52
cfgs.push(format!("package_{}", &chip_name[10..11]));
cfgs.push(format!("flashsize_{}", &chip_name[11..12]));
} else {
if &chip_name[..8] == "stm32h7r" || &chip_name[..8] == "stm32h7s" {
cfgs.push("stm32h7rs".to_owned());
} else {
cfgs.push(chip_name[..7].to_owned()); // stm32f4
}
cfgs.push(chip_name[..9].to_owned()); // stm32f429
cfgs.push(format!("{}x", &chip_name[..8])); // stm32f42x
cfgs.push(format!("{}x{}", &chip_name[..7], &chip_name[8..9])); // stm32f4x9
cfgs.push(format!("package_{}", &chip_name[9..10]));
cfgs.push(format!("flashsize_{}", &chip_name[10..11]));
}
// Mark the L4+ chips as they have many differences to regular L4.
if &chip_name[..7] == "stm32l4" {
if "pqrs".contains(&chip_name[7..8]) {
cfgs.push("stm32l4_plus".to_owned());
} else {
cfgs.push("stm32l4_nonplus".to_owned());
}
}
cfgs
}
// =======
// 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
println!("cargo:rustc-cfg=package_{}", &chip_name[10..11]);
println!("cargo:rustc-cfg=flashsize_{}", &chip_name[11..12]);
} else {
if &chip_name[..8] == "stm32h7r" || &chip_name[..8] == "stm32h7s" {
println!("cargo:rustc-cfg=stm32h7rs");
} 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
println!("cargo:rustc-cfg=package_{}", &chip_name[9..10]);
println!("cargo:rustc-cfg=flashsize_{}", &chip_name[10..11]);
}
// Mark the L4+ chips as they have many differences to regular L4.
if &chip_name[..7] == "stm32l4" {
if "pqrs".contains(&chip_name[7..8]) {
println!("cargo:rustc-cfg=stm32l4_plus");
} else {
println!("cargo:rustc-cfg=stm32l4_nonplus");
}
cfgs.enable_all(&get_chip_cfgs(&chip_name));
for &chip_name in ALL_CHIPS.iter() {
cfgs.declare_all(&get_chip_cfgs(&chip_name.to_ascii_lowercase()));
}
println!("cargo:rerun-if-changed=build.rs");

6
embassy-stm32/src/adc/mod.rs
View File

@ -71,9 +71,9 @@ pub(crate) trait SealedAdcChannel<T> {
/// Performs a busy-wait delay for a specified number of microseconds.
#[allow(unused)]
pub(crate) fn blocking_delay_us(us: u32) {
#[cfg(time)]
embassy_time::block_for(embassy_time::Duration::from_micros(us));
#[cfg(not(time))]
#[cfg(feature = "time")]
embassy_time::block_for(embassy_time::Duration::from_micros(us as u64));
#[cfg(not(feature = "time"))]
{
let freq = unsafe { crate::rcc::get_freqs() }.sys.unwrap().0 as u64;
let us = us as u64;

2
embassy-stm32/src/adc/v2.rs
View File

@ -31,7 +31,7 @@ impl AdcChannel<ADC1> for Temperature {}
impl super::SealedAdcChannel<ADC1> for Temperature {
fn channel(&self) -> u8 {
cfg_if::cfg_if! {
if #[cfg(any(stm32f2, stm32f40, stm32f41))] {
if #[cfg(any(stm32f2, stm32f40x, stm32f41x))] {
16
} else {
18

4
embassy-stm32/src/can/bxcan/mod.rs
View File

@ -1132,8 +1132,8 @@ foreach_peripheral!(
(can, CAN1) => {
cfg_if::cfg_if! {
if #[cfg(all(
any(stm32l4, stm32f72, stm32f73),
not(any(stm32l49, stm32l4a))
any(stm32l4, stm32f72x, stm32f73x),
not(any(stm32l49x, stm32l4ax))
))] {
// Most L4 devices and some F7 devices use the name "CAN1"
// even if there is no "CAN2" peripheral.

4
embassy-stm32/src/cryp/mod.rs
View File

@ -744,7 +744,7 @@ impl<'c, const KEY_SIZE: usize, const TAG_SIZE: usize, const IV_SIZE: usize> Aes
} else {
aad_header[0] = 0xFF;
aad_header[1] = 0xFE;
let aad_len_bytes: [u8; 4] = aad_len.to_be_bytes();
let aad_len_bytes: [u8; 4] = (aad_len as u32).to_be_bytes();
aad_header[2] = aad_len_bytes[0];
aad_header[3] = aad_len_bytes[1];
aad_header[4] = aad_len_bytes[2];
@ -765,7 +765,7 @@ impl<'c, const KEY_SIZE: usize, const TAG_SIZE: usize, const IV_SIZE: usize> Aes
block0[0] |= ((((TAG_SIZE as u8) - 2) >> 1) & 0x07) << 3;
block0[0] |= ((15 - (iv.len() as u8)) - 1) & 0x07;
block0[1..1 + iv.len()].copy_from_slice(iv);
let payload_len_bytes: [u8; 4] = payload_len.to_be_bytes();
let payload_len_bytes: [u8; 4] = (payload_len as u32).to_be_bytes();
if iv.len() <= 11 {
block0[12] = payload_len_bytes[0];
} else if payload_len_bytes[0] > 0 {

6
embassy-stm32/src/dsihost.rs
View File

@ -11,9 +11,9 @@ use crate::{peripherals, Peripheral};
/// Performs a busy-wait delay for a specified number of microseconds.
pub fn blocking_delay_ms(ms: u32) {
#[cfg(time)]
embassy_time::block_for(embassy_time::Duration::from_millis(ms));
#[cfg(not(time))]
#[cfg(feature = "time")]
embassy_time::block_for(embassy_time::Duration::from_millis(ms as u64));
#[cfg(not(feature = "time"))]
cortex_m::asm::delay(unsafe { crate::rcc::get_freqs() }.sys.unwrap().0 / 1_000 * ms);
}

4
embassy-stm32/src/flash/mod.rs
View File

@ -96,7 +96,7 @@ pub enum FlashBank {
#[cfg_attr(any(flash_f1, flash_f3), path = "f1f3.rs")]
#[cfg_attr(flash_f4, path = "f4.rs")]
#[cfg_attr(flash_f7, path = "f7.rs")]
#[cfg_attr(any(flash_g0, flash_g4), path = "g.rs")]
#[cfg_attr(any(flash_g0, flash_g4c2, flash_g4c3, flash_g4c4), path = "g.rs")]
#[cfg_attr(flash_h7, path = "h7.rs")]
#[cfg_attr(flash_h7ab, path = "h7.rs")]
#[cfg_attr(flash_u5, path = "u5.rs")]
@ -105,7 +105,7 @@ pub enum FlashBank {
#[cfg_attr(
not(any(
flash_l0, flash_l1, flash_l4, flash_wl, flash_wb, flash_f0, flash_f1, flash_f3, flash_f4, flash_f7, flash_g0,
flash_g4, flash_h7, flash_h7ab, flash_u5, flash_h50, flash_u0
flash_g4c2, flash_g4c3, flash_g4c4, flash_h7, flash_h7ab, flash_u5, flash_h50, flash_u0
)),
path = "other.rs"
)]

4
embassy-stm32/src/fmc.rs
View File

@ -35,7 +35,7 @@ where
// fmc v1 and v2 does not have the fmcen bit
// fsmc v1, v2 and v3 does not have the fmcen bit
// This is a "not" because it is expected that all future versions have this bit
#[cfg(not(any(fmc_v1x3, fmc_v2x1, fsmc_v1x0, fsmc_v1x3, fsmc_v2x3, fsmc_v3x1, fmc_v4)))]
#[cfg(not(any(fmc_v1x3, fmc_v2x1, fsmc_v1x0, fsmc_v1x3, fmc_v4)))]
T::REGS.bcr1().modify(|r| r.set_fmcen(true));
#[cfg(any(fmc_v4))]
T::REGS.nor_psram().bcr1().modify(|r| r.set_fmcen(true));
@ -61,7 +61,7 @@ where
// fmc v1 and v2 does not have the fmcen bit
// fsmc v1, v2 and v3 does not have the fmcen bit
// This is a "not" because it is expected that all future versions have this bit
#[cfg(not(any(fmc_v1x3, fmc_v2x1, fsmc_v1x0, fsmc_v1x3, fsmc_v2x3, fsmc_v3x1, fmc_v4)))]
#[cfg(not(any(fmc_v1x3, fmc_v2x1, fsmc_v1x0, fsmc_v1x3, fmc_v4)))]
T::REGS.bcr1().modify(|r| r.set_fmcen(true));
#[cfg(any(fmc_v4))]
T::REGS.nor_psram().bcr1().modify(|r| r.set_fmcen(true));

6
embassy-stm32/src/rcc/bd.rs
View File

@ -33,7 +33,7 @@ pub enum LseDrive {
}
// All families but these have the LSEDRV register
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f400, rcc_f410, rcc_l1)))]
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f410, rcc_l1)))]
impl From<LseDrive> for crate::pac::rcc::vals::Lsedrv {
fn from(value: LseDrive) -> Self {
use crate::pac::rcc::vals::Lsedrv;
@ -186,7 +186,7 @@ impl LsConfig {
}
ok &= reg.lseon() == lse_en;
ok &= reg.lsebyp() == lse_byp;
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f400, rcc_f410, rcc_l1)))]
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f410, rcc_l1)))]
if let Some(lse_drv) = lse_drv {
ok &= reg.lsedrv() == lse_drv.into();
}
@ -224,7 +224,7 @@ impl LsConfig {
if lse_en {
bdcr().modify(|w| {
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f400, rcc_f410, rcc_l1)))]
#[cfg(not(any(rcc_f1, rcc_f1cl, rcc_f100, rcc_f2, rcc_f4, rcc_f410, rcc_l1)))]
if let Some(lse_drv) = lse_drv {
w.set_lsedrv(lse_drv.into());
}

8
embassy-stm32/src/rcc/f013.rs
View File

@ -95,7 +95,7 @@ pub struct Config {
#[cfg(all(stm32f3, not(rcc_f37)))]
pub adc: AdcClockSource,
#[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
#[cfg(all(stm32f3, not(rcc_f37), any(peri_adc3_common, peri_adc34_common)))]
pub adc34: AdcClockSource,
/// Per-peripheral kernel clock selection muxes
@ -125,7 +125,7 @@ impl Default for Config {
#[cfg(all(stm32f3, not(rcc_f37)))]
adc: AdcClockSource::Hclk(AdcHclkPrescaler::Div1),
#[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
#[cfg(all(stm32f3, not(rcc_f37), any(peri_adc3_common, peri_adc34_common)))]
adc34: AdcClockSource::Hclk(AdcHclkPrescaler::Div1),
mux: Default::default(),
@ -339,7 +339,7 @@ pub(crate) unsafe fn init(config: Config) {
}
};
#[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
#[cfg(all(stm32f3, not(rcc_f37), any(peri_adc3_common, peri_adc34_common)))]
let adc34 = {
#[cfg(peri_adc3_common)]
let common = crate::pac::ADC3_COMMON;
@ -404,7 +404,7 @@ pub(crate) unsafe fn init(config: Config) {
hclk1: Some(hclk),
#[cfg(all(stm32f3, not(rcc_f37)))]
adc: Some(adc),
#[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
#[cfg(all(stm32f3, not(rcc_f37), any(peri_adc3_common, peri_adc34_common)))]
adc34: Some(adc34),
rtc: rtc,
hsi48: hsi48,

4
embassy-stm32/src/usb/usb.rs
View File

@ -267,9 +267,9 @@ impl<'d, T: Instance> Driver<'d, T> {
w.set_fres(true);
});
#[cfg(time)]
#[cfg(feature = "time")]
embassy_time::block_for(embassy_time::Duration::from_millis(100));
#[cfg(not(time))]
#[cfg(not(feature = "time"))]
cortex_m::asm::delay(unsafe { crate::rcc::get_freqs() }.sys.unwrap().0 / 10);
#[cfg(not(usb_v4))]

32
embassy-sync/build.rs
View File

@ -1,31 +1,7 @@
use std::env;
#[path = "../build_common.rs"]
mod common;
fn main() {
println!("cargo:rerun-if-changed=build.rs");
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 mut cfgs = common::CfgSet::new();
common::set_target_cfgs(&mut cfgs);
}

2
embassy-sync/src/lib.rs
View File

@ -1,4 +1,4 @@
#![cfg_attr(not(any(feature = "std", feature = "wasm")), no_std)]
#![cfg_attr(not(feature = "std"), no_std)]
#![allow(async_fn_in_trait)]
#![allow(clippy::new_without_default)]
#![doc = include_str!("../README.md")]

2
rust-toolchain-nightly.toml
View File

@ -1,5 +1,5 @@
[toolchain]
channel = "nightly-2024-04-14"
channel = "nightly-2024-05-20"
components = [ "rust-src", "rustfmt", "llvm-tools", "miri" ]
targets = [
"thumbv7em-none-eabi",