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embassy/embassy-stm32/build.rs

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stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
use proc_macro2::TokenStream;
use quote::{format_ident, quote};
stm32: move dma trait impls from macrotables to build.rs
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use std::collections::{HashMap, HashSet};
Add stm32-metapac crate, with codegen in rust
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use std::env;
stm32: move macrotables to embassy-stm32 build.rs
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use std::fmt::Write as _;
stm32: remove last use of python at build time
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use std::fs;
stm32: codegen interrupts
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use std::path::PathBuf;
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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use stm32_metapac::metadata::METADATA;
stm32: codegen interrupts
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fn main() {
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
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let chip_name = match env::vars()
.map(|(a, _)| a)
.filter(|x| x.starts_with("CARGO_FEATURE_STM32"))
.get_one()
{
Ok(x) => x,
Err(GetOneError::None) => panic!("No stm32xx Cargo feature enabled"),
Err(GetOneError::Multiple) => panic!("Multiple stm32xx Cargo features enabled"),
}
.strip_prefix("CARGO_FEATURE_")
.unwrap()
.to_ascii_lowercase();
stm32: codegen interrupts
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stm32/build.rs: switch to using stm32-metapac metadata and quote.
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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);
}
stm32: remove last use of python at build time
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}
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
// ========
// Generate singletons
stm32: remove last use of python at build time
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let mut singletons: Vec<String> = Vec::new();
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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for p in METADATA.peripherals {
if let Some(r) = &p.registers {
match r.kind {
// Generate singletons per pin, not per port
"gpio" => {
println!("{}", p.name);
let port_letter = p.name.strip_prefix("GPIO").unwrap();
for pin_num in 0..16 {
singletons.push(format!("P{}{}", port_letter, pin_num));
}
stm32: remove last use of python at build time
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}
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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// No singleton for these, the HAL handles them specially.
"exti" => {}
stm32: codegen interrupts
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stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
// We *shouldn't* have singletons for these, but the HAL currently requires
// singletons, for using with RccPeripheral to enable/disable clocks to them.
"rcc" => {
stm32/mco: fix on h7ab
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if r.version.starts_with("h7") {
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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singletons.push("MCO1".to_string());
singletons.push("MCO2".to_string());
}
singletons.push(p.name.to_string());
Add MCO peripheral.
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}
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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//"dbgmcu" => {}
//"syscfg" => {}
//"dma" => {}
//"bdma" => {}
//"dmamux" => {}
// For other peripherals, one singleton per peri
_ => singletons.push(p.name.to_string()),
Add MCO peripheral.
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}
stm32: remove last use of python at build time
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}
stm32: codegen interrupts
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}
stm32: remove last use of python at build time
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// One singleton per EXTI line
for pin_num in 0..16 {
singletons.push(format!("EXTI{}", pin_num));
}
// One singleton per DMA channel
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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for c in METADATA.dma_channels {
singletons.push(c.name.to_string());
stm32: remove last use of python at build time
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}
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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let mut g = TokenStream::new();
let singleton_tokens: Vec<_> = singletons.iter().map(|s| format_ident!("{}", s)).collect();
g.extend(quote! {
embassy_hal_common::peripherals!(#(#singleton_tokens),*);
});
stm32: remove last use of python at build time
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stm32: change interrupt declarations from macrotables to build.rs.
2022-02-09 00:45:52 +01:00
// ========
// Generate interrupt declarations
let mut irqs = Vec::new();
for irq in METADATA.interrupts {
irqs.push(format_ident!("{}", irq.name));
stm32: remove last use of python at build time
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}
stm32: change interrupt declarations from macrotables to build.rs.
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g.extend(quote! {
pub mod interrupt {
use crate::pac::Interrupt as InterruptEnum;
#(
embassy::interrupt::declare!(#irqs);
)*
}
});
stm32: remove last use of python at build time
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stm32/dma: fix interrupt codegen for new stm32-data
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// ========
// Generate DMA IRQs.
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
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let mut dma_irqs: HashMap<&str, Vec<(&str, &str)>> = HashMap::new();
stm32/dma: fix interrupt codegen for new stm32-data
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stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
for p in METADATA.peripherals {
if let Some(r) = &p.registers {
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
2022-03-08 20:52:33 +01:00
if r.kind == "dma" || r.kind == "bdma" {
Ignore BDMA1 in H7
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if p.name == "BDMA1" {
// BDMA1 in H7 doesn't use DMAMUX, which breaks
continue;
}
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
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for irq in p.interrupts {
dma_irqs
.entry(irq.interrupt)
.or_default()
.push((p.name, irq.signal));
stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
}
}
}
stm32/dma: fix interrupt codegen for new stm32-data
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}
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
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for (irq, channels) in dma_irqs {
let irq = format_ident!("{}", irq);
stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
2022-03-08 20:52:33 +01:00
let channels = channels
.iter()
.map(|(dma, ch)| format_ident!("{}_{}", dma, ch));
g.extend(quote! {
stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
#[crate::interrupt]
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
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unsafe fn #irq () {
#(
<crate::peripherals::#channels as crate::dma::sealed::Channel>::on_irq();
)*
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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}
stm32: Refactor DMA interrupts Previously, every dma interrupt handler called the same `on_irq` function which had to check the state of every dma channel. Now, each dma interrupt handler only calls an `on_irq` method for its corresponding channel or channels.
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});
}
stm32/build.rs: switch to using stm32-metapac metadata and quote.
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stm32: replace `peripheral_rcc!` macrotable with build.rs
2022-02-09 00:58:17 +01:00
// ========
// Generate RccPeripheral impls
for p in METADATA.peripherals {
if !singletons.contains(&p.name.to_string()) {
continue;
}
if let Some(rcc) = &p.rcc {
let en = rcc.enable.as_ref().unwrap();
let rst = match &rcc.reset {
Some(rst) => {
let rst_reg = format_ident!("{}", rst.register.to_ascii_lowercase());
let set_rst_field = format_ident!("set_{}", rst.field.to_ascii_lowercase());
quote! {
critical_section::with(|_| unsafe {
crate::pac::RCC.#rst_reg().modify(|w| w.#set_rst_field(true));
crate::pac::RCC.#rst_reg().modify(|w| w.#set_rst_field(false));
});
}
}
None => TokenStream::new(),
};
Add workaround for F2 errata
2022-03-27 17:45:10 +02:00
let after_enable = if chip_name.starts_with("stm32f2") {
// Errata: ES0005 - 2.1.11 Delay after an RCC peripheral clock enabling
quote! {
cortex_m::asm::dsb();
}
} else {
TokenStream::new()
};
stm32: replace `peripheral_rcc!` macrotable with build.rs
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let pname = format_ident!("{}", p.name);
let clk = format_ident!("{}", rcc.clock.to_ascii_lowercase());
let en_reg = format_ident!("{}", en.register.to_ascii_lowercase());
let set_en_field = format_ident!("set_{}", en.field.to_ascii_lowercase());
g.extend(quote! {
impl crate::rcc::sealed::RccPeripheral for peripherals::#pname {
fn frequency() -> crate::time::Hertz {
critical_section::with(|_| unsafe {
crate::rcc::get_freqs().#clk
})
}
fn enable() {
critical_section::with(|_| unsafe {
Add workaround for F2 errata
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crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(true));
#after_enable
stm32: replace `peripheral_rcc!` macrotable with build.rs
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})
}
fn disable() {
critical_section::with(|_| unsafe {
crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(false));
})
}
fn reset() {
#rst
}
}
impl crate::rcc::RccPeripheral for peripherals::#pname {}
});
}
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
}
stm32: replace `peripheral_rcc!` macrotable with build.rs
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// ========
// Generate fns to enable GPIO, DMA in RCC
for kind in ["dma", "bdma", "dmamux", "gpio"] {
let mut gg = TokenStream::new();
for p in METADATA.peripherals {
if p.registers.is_some() && p.registers.as_ref().unwrap().kind == kind {
if let Some(rcc) = &p.rcc {
let en = rcc.enable.as_ref().unwrap();
let en_reg = format_ident!("{}", en.register.to_ascii_lowercase());
let set_en_field = format_ident!("set_{}", en.field.to_ascii_lowercase());
gg.extend(quote! {
crate::pac::RCC.#en_reg().modify(|w| w.#set_en_field(true));
})
}
}
}
let fname = format_ident!("init_{}", kind);
g.extend(quote! {
pub unsafe fn #fname(){
#gg
}
})
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
}
stm32: move pin trait impls from macrotables to build.rs
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// ========
// Generate pin_trait_impl!
#[rustfmt::skip]
let signals: HashMap<_, _> = [
// (kind, signal) => (trait, cfgs)
(("usart", "TX"), (quote!(crate::usart::TxPin), quote!())),
(("usart", "RX"), (quote!(crate::usart::RxPin), quote!())),
(("usart", "CTS"), (quote!(crate::usart::CtsPin), quote!())),
(("usart", "RTS"), (quote!(crate::usart::RtsPin), quote!())),
(("usart", "CK"), (quote!(crate::usart::CkPin), quote!())),
(("usart", "TX"), (quote!(crate::usart::TxPin), quote!())),
(("usart", "RX"), (quote!(crate::usart::RxPin), quote!())),
(("usart", "CTS"), (quote!(crate::usart::CtsPin), quote!())),
(("usart", "RTS"), (quote!(crate::usart::RtsPin), quote!())),
(("usart", "CK"), (quote!(crate::usart::CkPin), quote!())),
(("spi", "SCK"), (quote!(crate::spi::SckPin), quote!())),
(("spi", "MOSI"), (quote!(crate::spi::MosiPin), quote!())),
(("spi", "MISO"), (quote!(crate::spi::MisoPin), quote!())),
(("i2c", "SDA"), (quote!(crate::i2c::SdaPin), quote!())),
(("i2c", "SCL"), (quote!(crate::i2c::SclPin), quote!())),
stm32: move MCO pin impls to build.rs
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(("rcc", "MCO_1"), (quote!(crate::rcc::McoPin), quote!())),
(("rcc", "MCO_2"), (quote!(crate::rcc::McoPin), quote!())),
stm32: move pin trait impls from macrotables to build.rs
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(("dcmi", "D0"), (quote!(crate::dcmi::D0Pin), quote!())),
(("dcmi", "D1"), (quote!(crate::dcmi::D1Pin), quote!())),
(("dcmi", "D2"), (quote!(crate::dcmi::D2Pin), quote!())),
(("dcmi", "D3"), (quote!(crate::dcmi::D3Pin), quote!())),
(("dcmi", "D4"), (quote!(crate::dcmi::D4Pin), quote!())),
(("dcmi", "D5"), (quote!(crate::dcmi::D5Pin), quote!())),
(("dcmi", "D6"), (quote!(crate::dcmi::D6Pin), quote!())),
(("dcmi", "D7"), (quote!(crate::dcmi::D7Pin), quote!())),
(("dcmi", "D8"), (quote!(crate::dcmi::D8Pin), quote!())),
(("dcmi", "D9"), (quote!(crate::dcmi::D9Pin), quote!())),
(("dcmi", "D10"), (quote!(crate::dcmi::D10Pin), quote!())),
(("dcmi", "D11"), (quote!(crate::dcmi::D11Pin), quote!())),
(("dcmi", "D12"), (quote!(crate::dcmi::D12Pin), quote!())),
(("dcmi", "D13"), (quote!(crate::dcmi::D13Pin), quote!())),
(("dcmi", "HSYNC"), (quote!(crate::dcmi::HSyncPin), quote!())),
(("dcmi", "VSYNC"), (quote!(crate::dcmi::VSyncPin), quote!())),
(("dcmi", "PIXCLK"), (quote!(crate::dcmi::PixClkPin), quote!())),
(("otgfs", "DP"), (quote!(crate::usb_otg::DpPin), quote!(#[cfg(feature="usb-otg")]))),
(("otgfs", "DM"), (quote!(crate::usb_otg::DmPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "DP"), (quote!(crate::usb_otg::DpPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "DM"), (quote!(crate::usb_otg::DmPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_CK"), (quote!(crate::usb_otg::UlpiClkPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_DIR"), (quote!(crate::usb_otg::UlpiDirPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_NXT"), (quote!(crate::usb_otg::UlpiNxtPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_STP"), (quote!(crate::usb_otg::UlpiStpPin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D0"), (quote!(crate::usb_otg::UlpiD0Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D1"), (quote!(crate::usb_otg::UlpiD1Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D2"), (quote!(crate::usb_otg::UlpiD2Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D3"), (quote!(crate::usb_otg::UlpiD3Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D4"), (quote!(crate::usb_otg::UlpiD4Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D5"), (quote!(crate::usb_otg::UlpiD5Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D6"), (quote!(crate::usb_otg::UlpiD6Pin), quote!(#[cfg(feature="usb-otg")]))),
(("otghs", "ULPI_D7"), (quote!(crate::usb_otg::UlpiD7Pin), quote!(#[cfg(feature="usb-otg")]))),
(("can", "TX"), (quote!(crate::can::TxPin), quote!())),
(("can", "RX"), (quote!(crate::can::RxPin), quote!())),
(("eth", "REF_CLK"), (quote!(crate::eth::RefClkPin), quote!(#[cfg(feature="net")]))),
(("eth", "MDIO"), (quote!(crate::eth::MDIOPin), quote!(#[cfg(feature="net")]))),
(("eth", "MDC"), (quote!(crate::eth::MDCPin), quote!(#[cfg(feature="net")]))),
(("eth", "CRS_DV"), (quote!(crate::eth::CRSPin), quote!(#[cfg(feature="net")]))),
(("eth", "RXD0"), (quote!(crate::eth::RXD0Pin), quote!(#[cfg(feature="net")]))),
(("eth", "RXD1"), (quote!(crate::eth::RXD1Pin), quote!(#[cfg(feature="net")]))),
(("eth", "TXD0"), (quote!(crate::eth::TXD0Pin), quote!(#[cfg(feature="net")]))),
(("eth", "TXD1"), (quote!(crate::eth::TXD1Pin), quote!(#[cfg(feature="net")]))),
(("eth", "TX_EN"), (quote!(crate::eth::TXEnPin), quote!(#[cfg(feature="net")]))),
(("fmc", "A0"), (quote!(crate::fmc::A0Pin), quote!())),
(("fmc", "A1"), (quote!(crate::fmc::A1Pin), quote!())),
(("fmc", "A2"), (quote!(crate::fmc::A2Pin), quote!())),
(("fmc", "A3"), (quote!(crate::fmc::A3Pin), quote!())),
(("fmc", "A4"), (quote!(crate::fmc::A4Pin), quote!())),
(("fmc", "A5"), (quote!(crate::fmc::A5Pin), quote!())),
(("fmc", "A6"), (quote!(crate::fmc::A6Pin), quote!())),
(("fmc", "A7"), (quote!(crate::fmc::A7Pin), quote!())),
(("fmc", "A8"), (quote!(crate::fmc::A8Pin), quote!())),
(("fmc", "A9"), (quote!(crate::fmc::A9Pin), quote!())),
(("fmc", "A10"), (quote!(crate::fmc::A10Pin), quote!())),
(("fmc", "A11"), (quote!(crate::fmc::A11Pin), quote!())),
(("fmc", "A12"), (quote!(crate::fmc::A12Pin), quote!())),
(("fmc", "A13"), (quote!(crate::fmc::A13Pin), quote!())),
(("fmc", "A14"), (quote!(crate::fmc::A14Pin), quote!())),
(("fmc", "A15"), (quote!(crate::fmc::A15Pin), quote!())),
(("fmc", "A16"), (quote!(crate::fmc::A16Pin), quote!())),
(("fmc", "A17"), (quote!(crate::fmc::A17Pin), quote!())),
(("fmc", "A18"), (quote!(crate::fmc::A18Pin), quote!())),
(("fmc", "A19"), (quote!(crate::fmc::A19Pin), quote!())),
(("fmc", "A20"), (quote!(crate::fmc::A20Pin), quote!())),
(("fmc", "A21"), (quote!(crate::fmc::A21Pin), quote!())),
(("fmc", "A22"), (quote!(crate::fmc::A22Pin), quote!())),
(("fmc", "A23"), (quote!(crate::fmc::A23Pin), quote!())),
(("fmc", "A24"), (quote!(crate::fmc::A24Pin), quote!())),
(("fmc", "A25"), (quote!(crate::fmc::A25Pin), quote!())),
(("fmc", "D0"), (quote!(crate::fmc::D0Pin), quote!())),
(("fmc", "D1"), (quote!(crate::fmc::D1Pin), quote!())),
(("fmc", "D2"), (quote!(crate::fmc::D2Pin), quote!())),
(("fmc", "D3"), (quote!(crate::fmc::D3Pin), quote!())),
(("fmc", "D4"), (quote!(crate::fmc::D4Pin), quote!())),
(("fmc", "D5"), (quote!(crate::fmc::D5Pin), quote!())),
(("fmc", "D6"), (quote!(crate::fmc::D6Pin), quote!())),
(("fmc", "D7"), (quote!(crate::fmc::D7Pin), quote!())),
(("fmc", "D8"), (quote!(crate::fmc::D8Pin), quote!())),
(("fmc", "D9"), (quote!(crate::fmc::D9Pin), quote!())),
(("fmc", "D10"), (quote!(crate::fmc::D10Pin), quote!())),
(("fmc", "D11"), (quote!(crate::fmc::D11Pin), quote!())),
(("fmc", "D12"), (quote!(crate::fmc::D12Pin), quote!())),
(("fmc", "D13"), (quote!(crate::fmc::D13Pin), quote!())),
(("fmc", "D14"), (quote!(crate::fmc::D14Pin), quote!())),
(("fmc", "D15"), (quote!(crate::fmc::D15Pin), quote!())),
(("fmc", "D16"), (quote!(crate::fmc::D16Pin), quote!())),
(("fmc", "D17"), (quote!(crate::fmc::D17Pin), quote!())),
(("fmc", "D18"), (quote!(crate::fmc::D18Pin), quote!())),
(("fmc", "D19"), (quote!(crate::fmc::D19Pin), quote!())),
(("fmc", "D20"), (quote!(crate::fmc::D20Pin), quote!())),
(("fmc", "D21"), (quote!(crate::fmc::D21Pin), quote!())),
(("fmc", "D22"), (quote!(crate::fmc::D22Pin), quote!())),
(("fmc", "D23"), (quote!(crate::fmc::D23Pin), quote!())),
(("fmc", "D24"), (quote!(crate::fmc::D24Pin), quote!())),
(("fmc", "D25"), (quote!(crate::fmc::D25Pin), quote!())),
(("fmc", "D26"), (quote!(crate::fmc::D26Pin), quote!())),
(("fmc", "D27"), (quote!(crate::fmc::D27Pin), quote!())),
(("fmc", "D28"), (quote!(crate::fmc::D28Pin), quote!())),
(("fmc", "D29"), (quote!(crate::fmc::D29Pin), quote!())),
(("fmc", "D30"), (quote!(crate::fmc::D30Pin), quote!())),
(("fmc", "D31"), (quote!(crate::fmc::D31Pin), quote!())),
(("fmc", "DA0"), (quote!(crate::fmc::DA0Pin), quote!())),
(("fmc", "DA1"), (quote!(crate::fmc::DA1Pin), quote!())),
(("fmc", "DA2"), (quote!(crate::fmc::DA2Pin), quote!())),
(("fmc", "DA3"), (quote!(crate::fmc::DA3Pin), quote!())),
(("fmc", "DA4"), (quote!(crate::fmc::DA4Pin), quote!())),
(("fmc", "DA5"), (quote!(crate::fmc::DA5Pin), quote!())),
(("fmc", "DA6"), (quote!(crate::fmc::DA6Pin), quote!())),
(("fmc", "DA7"), (quote!(crate::fmc::DA7Pin), quote!())),
(("fmc", "DA8"), (quote!(crate::fmc::DA8Pin), quote!())),
(("fmc", "DA9"), (quote!(crate::fmc::DA9Pin), quote!())),
(("fmc", "DA10"), (quote!(crate::fmc::DA10Pin), quote!())),
(("fmc", "DA11"), (quote!(crate::fmc::DA11Pin), quote!())),
(("fmc", "DA12"), (quote!(crate::fmc::DA12Pin), quote!())),
(("fmc", "DA13"), (quote!(crate::fmc::DA13Pin), quote!())),
(("fmc", "DA14"), (quote!(crate::fmc::DA14Pin), quote!())),
(("fmc", "DA15"), (quote!(crate::fmc::DA15Pin), quote!())),
(("fmc", "SDNWE"), (quote!(crate::fmc::SDNWEPin), quote!())),
(("fmc", "SDNCAS"), (quote!(crate::fmc::SDNCASPin), quote!())),
(("fmc", "SDNRAS"), (quote!(crate::fmc::SDNRASPin), quote!())),
(("fmc", "SDNE0"), (quote!(crate::fmc::SDNE0Pin), quote!())),
(("fmc", "SDNE1"), (quote!(crate::fmc::SDNE1Pin), quote!())),
(("fmc", "SDCKE0"), (quote!(crate::fmc::SDCKE0Pin), quote!())),
(("fmc", "SDCKE1"), (quote!(crate::fmc::SDCKE1Pin), quote!())),
(("fmc", "SDCLK"), (quote!(crate::fmc::SDCLKPin), quote!())),
(("fmc", "NBL0"), (quote!(crate::fmc::NBL0Pin), quote!())),
(("fmc", "NBL1"), (quote!(crate::fmc::NBL1Pin), quote!())),
(("fmc", "NBL2"), (quote!(crate::fmc::NBL2Pin), quote!())),
(("fmc", "NBL3"), (quote!(crate::fmc::NBL3Pin), quote!())),
(("fmc", "INT"), (quote!(crate::fmc::INTPin), quote!())),
(("fmc", "NL"), (quote!(crate::fmc::NLPin), quote!())),
(("fmc", "NWAIT"), (quote!(crate::fmc::NWaitPin), quote!())),
(("fmc", "NE1"), (quote!(crate::fmc::NE1Pin), quote!())),
(("fmc", "NE2"), (quote!(crate::fmc::NE2Pin), quote!())),
(("fmc", "NE3"), (quote!(crate::fmc::NE3Pin), quote!())),
(("fmc", "NE4"), (quote!(crate::fmc::NE4Pin), quote!())),
(("fmc", "NCE"), (quote!(crate::fmc::NCEPin), quote!())),
(("fmc", "NOE"), (quote!(crate::fmc::NOEPin), quote!())),
(("fmc", "NWE"), (quote!(crate::fmc::NWEPin), quote!())),
(("fmc", "Clk"), (quote!(crate::fmc::ClkPin), quote!())),
(("fmc", "BA0"), (quote!(crate::fmc::BA0Pin), quote!())),
(("fmc", "BA1"), (quote!(crate::fmc::BA1Pin), quote!())),
(("timer", "CH1"), (quote!(crate::pwm::Channel1Pin), quote!())),
(("timer", "CH1N"), (quote!(crate::pwm::Channel1ComplementaryPin), quote!())),
(("timer", "CH2"), (quote!(crate::pwm::Channel2Pin), quote!())),
(("timer", "CH2N"), (quote!(crate::pwm::Channel2ComplementaryPin), quote!())),
(("timer", "CH3"), (quote!(crate::pwm::Channel3Pin), quote!())),
(("timer", "CH3N"), (quote!(crate::pwm::Channel3ComplementaryPin), quote!())),
(("timer", "CH4"), (quote!(crate::pwm::Channel4Pin), quote!())),
(("timer", "CH4N"), (quote!(crate::pwm::Channel4ComplementaryPin), quote!())),
(("timer", "ETR"), (quote!(crate::pwm::ExternalTriggerPin), quote!())),
(("timer", "BKIN"), (quote!(crate::pwm::BreakInputPin), quote!())),
(("timer", "BKIN_COMP1"), (quote!(crate::pwm::BreakInputComparator1Pin), quote!())),
(("timer", "BKIN_COMP2"), (quote!(crate::pwm::BreakInputComparator2Pin), quote!())),
(("timer", "BKIN2"), (quote!(crate::pwm::BreakInput2Pin), quote!())),
(("timer", "BKIN2_COMP1"), (quote!(crate::pwm::BreakInput2Comparator1Pin), quote!())),
(("timer", "BKIN2_COMP2"), (quote!(crate::pwm::BreakInput2Comparator2Pin), quote!())),
SDIO working on stm32f4
2022-03-16 17:52:27 +01:00
(("sdmmc", "CK"), (quote!(crate::sdmmc::CkPin), quote!())),
(("sdmmc", "CMD"), (quote!(crate::sdmmc::CmdPin), quote!())),
(("sdmmc", "D0"), (quote!(crate::sdmmc::D0Pin), quote!())),
(("sdmmc", "D1"), (quote!(crate::sdmmc::D1Pin), quote!())),
(("sdmmc", "D2"), (quote!(crate::sdmmc::D2Pin), quote!())),
(("sdmmc", "D3"), (quote!(crate::sdmmc::D3Pin), quote!())),
(("sdmmc", "D4"), (quote!(crate::sdmmc::D4Pin), quote!())),
(("sdmmc", "D5"), (quote!(crate::sdmmc::D5Pin), quote!())),
(("sdmmc", "D6"), (quote!(crate::sdmmc::D6Pin), quote!())),
(("sdmmc", "D6"), (quote!(crate::sdmmc::D7Pin), quote!())),
(("sdmmc", "D8"), (quote!(crate::sdmmc::D8Pin), quote!())),
stm32: move pin trait impls from macrotables to build.rs
2022-02-23 19:43:32 +01:00
].into();
for p in METADATA.peripherals {
if let Some(regs) = &p.registers {
for pin in p.pins {
let key = (regs.kind, pin.signal);
if let Some((tr, cfgs)) = signals.get(&key) {
stm32: move MCO pin impls to build.rs
2022-02-23 19:54:26 +01:00
let mut peri = format_ident!("{}", p.name);
stm32: move pin trait impls from macrotables to build.rs
2022-02-23 19:43:32 +01:00
let pin_name = format_ident!("{}", pin.pin);
let af = pin.af.unwrap_or(0);
stm32: move MCO pin impls to build.rs
2022-02-23 19:54:26 +01:00
// MCO is special
if pin.signal.starts_with("MCO_") {
// Supported in H7 only for now
stm32/mco: fix on h7ab
2022-02-24 05:58:21 +01:00
if regs.version.starts_with("h7") {
stm32: move MCO pin impls to build.rs
2022-02-23 19:54:26 +01:00
peri = format_ident!("{}", pin.signal.replace("_", ""));
} else {
continue;
}
}
stm32: move pin trait impls from macrotables to build.rs
2022-02-23 19:43:32 +01:00
g.extend(quote! {
#cfgs
pin_trait_impl!(#tr, #peri, #pin_name, #af);
})
}
stm32: move ADC, DAC pin impls to build.rs
2022-02-23 20:21:28 +01:00
// ADC is special
if regs.kind == "adc" {
let peri = format_ident!("{}", p.name);
let pin_name = format_ident!("{}", pin.pin);
let ch: u8 = pin.signal.strip_prefix("IN").unwrap().parse().unwrap();
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);
})
}
stm32: move pin trait impls from macrotables to build.rs
2022-02-23 19:43:32 +01:00
}
}
}
stm32: move dma trait impls from macrotables to build.rs
2022-02-23 18:55:16 +01:00
// ========
// Generate dma_trait_impl!
let signals: HashMap<_, _> = [
// (kind, signal) => trait
(("usart", "RX"), quote!(crate::usart::RxDma)),
(("usart", "TX"), quote!(crate::usart::TxDma)),
(("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)),
Fix DMA channels
2022-03-17 00:54:56 +01:00
// SDMMCv1 uses the same channel for both directions, so just implement for RX
Add F7 example
2022-03-16 22:44:02 +01:00
(("sdmmc", "RX"), quote!(crate::sdmmc::SdmmcDma)),
stm32: move dma trait impls from macrotables to build.rs
2022-02-23 18:55:16 +01:00
]
.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 {
let channel = format_ident!("{}", channel);
quote!({channel: #channel})
} else if let Some(dmamux) = &ch.dmamux {
let dmamux = format_ident!("{}", dmamux);
quote!({dmamux: #dmamux})
} 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);
});
}
}
}
}
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
// ========
stm32: move macrotables to embassy-stm32 build.rs
2022-02-26 01:40:43 +01:00
// Write foreach_foo! macrotables
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 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().skip(4).next().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,
p.name.to_string(),
port_num.to_string(),
pin_num.to_string(),
format!("EXTI{}", pin_num),
]);
}
}
for irq in p.interrupts {
let mut row = Vec::new();
row.push(p.name.to_string());
row.push(regs.kind.to_string());
row.push(regs.block.to_string());
row.push(irq.signal.to_string());
row.push(irq.interrupt.to_ascii_uppercase());
interrupts_table.push(row)
}
let mut row = Vec::new();
row.push(regs.kind.to_string());
row.push(p.name.to_string());
peripherals_table.push(row);
}
}
let mut dma_channel_count: usize = 0;
let mut bdma_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;
}
_ => 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;
});
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_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);
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
let out_dir = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
stm32: exclude spammy files from docs by prefixing with `_`. These files end up containing chip-specific info, so they deduplicate really badly when building docs for all 1200 chips. The doc generator removes files starting with `_`.
2022-03-04 17:42:38 +01:00
let out_file = out_dir.join("_macros.rs").to_string_lossy().to_string();
stm32: move macrotables to embassy-stm32 build.rs
2022-02-26 01:40:43 +01:00
fs::write(out_file, m).unwrap();
// ========
// Write generated.rs
stm32: exclude spammy files from docs by prefixing with `_`. These files end up containing chip-specific info, so they deduplicate really badly when building docs for all 1200 chips. The doc generator removes files starting with `_`.
2022-03-04 17:42:38 +01:00
let out_file = out_dir.join("_generated.rs").to_string_lossy().to_string();
stm32/build.rs: switch to using stm32-metapac metadata and quote.
2022-02-09 00:31:21 +01:00
fs::write(out_file, g.to_string()).unwrap();
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
// ========
// Multicore
Support for STM32L1 * Add RCC * Fix more issues with dash in chip names * Update stm32-data version * Add blinky and spi example
2021-09-21 13:42:27 +02:00
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
};
stm32: Use build.rs to generate a more coarse feature
2021-07-31 07:20:37 +02:00
Support for STM32L1 * Add RCC * Fix more issues with dash in chip names * Update stm32-data version * Add blinky and spi example
2021-09-21 13:42:27 +02:00
if let Some(core) = core_name {
println!(
"cargo:rustc-cfg={}_{}",
&chip_name[..chip_name.len() - 2],
core
);
stm32: Use build.rs to generate a more coarse feature
2021-07-31 07:20:37 +02:00
} else {
Support for STM32L1 * Add RCC * Fix more issues with dash in chip names * Update stm32-data version * Add blinky and spi example
2021-09-21 13:42:27 +02:00
println!("cargo:rustc-cfg={}", &chip_name[..chip_name.len() - 2]);
stm32: Use build.rs to generate a more coarse feature
2021-07-31 07:20:37 +02:00
}
stm32/dma: fix interrupt codegen for new stm32-data
2022-02-05 03:03:32 +01:00
// ========
// stm32f3 wildcard features used in RCC
stm32f3: fix nonexistent cfg tests The rcc code was taken from stm32-rs which uses 'x' features, but embassy uses features with full chip names. Add these 'x' wildcards as cfgs and use them in rcc. They will be useful for USB too.
2022-02-02 20:51:47 +01:00
if chip_name.starts_with("stm32f3") {
println!("cargo:rustc-cfg={}x{}", &chip_name[..9], &chip_name[10..11]);
}
Add stm32 USB OTG peripherals
2022-02-07 23:32:49 +01:00
// =======
// Features for targeting groups of chips
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
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
2022-01-24 00:24:23 +01:00
// ========
// Handle time-driver-XXXX features.
let time_driver = match env::vars()
.map(|(a, _)| a)
.filter(|x| x.starts_with("CARGO_FEATURE_TIME_DRIVER_"))
.get_one()
{
Ok(x) => Some(
x.strip_prefix("CARGO_FEATURE_TIME_DRIVER_")
.unwrap()
.to_ascii_lowercase(),
),
Err(GetOneError::None) => None,
Err(GetOneError::Multiple) => panic!("Multiple stm32xx Cargo features enabled"),
};
match time_driver.as_ref().map(|x| x.as_ref()) {
None => {}
Some("tim2") => println!("cargo:rustc-cfg=time_driver_tim2"),
Some("tim3") => println!("cargo:rustc-cfg=time_driver_tim3"),
stm32: add tim4, tim5 support for time-driver (stm32f410 doesn't have tim2, tim3)
2022-01-24 00:50:10 +01:00
Some("tim4") => println!("cargo:rustc-cfg=time_driver_tim4"),
Some("tim5") => println!("cargo:rustc-cfg=time_driver_tim5"),
stm32: Add support for using TIM12 and TIM15 as time driver
2022-02-23 11:52:02 +01:00
Some("tim12") => println!("cargo:rustc-cfg=time_driver_tim12"),
Some("tim15") => println!("cargo:rustc-cfg=time_driver_tim15"),
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
2022-01-24 00:24:23 +01:00
Some("any") => {
if singletons.contains(&"TIM2".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim2");
} else if singletons.contains(&"TIM3".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim3");
stm32: add tim4, tim5 support for time-driver (stm32f410 doesn't have tim2, tim3)
2022-01-24 00:50:10 +01:00
} else if singletons.contains(&"TIM4".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim4");
} else if singletons.contains(&"TIM5".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim5");
stm32: Add support for using TIM12 and TIM15 as time driver
2022-02-23 11:52:02 +01:00
} else if singletons.contains(&"TIM12".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim12");
} else if singletons.contains(&"TIM15".to_string()) {
println!("cargo:rustc-cfg=time_driver_tim15");
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
2022-01-24 00:24:23 +01:00
} else {
stm32: Add support for using TIM12 and TIM15 as time driver
2022-02-23 11:52:02 +01:00
panic!("time-driver-any requested, but the chip doesn't have TIM2, TIM3, TIM4, TIM5, TIM12 or TIM15.")
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
2022-01-24 00:24:23 +01:00
}
}
_ => panic!("unknown time_driver {:?}", time_driver),
}
// 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]);
stm32: codegen interrupts
2021-05-01 03:07:17 +02:00
println!("cargo:rerun-if-changed=build.rs");
}
stm32: add `time-driver-any` cargo feature that automatically picks one available timer.
2022-01-24 00:24:23 +01:00
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),
},
}
}
}
stm32: move macrotables to embassy-stm32 build.rs
2022-02-26 01:40:43 +01:00
fn make_table(out: &mut String, name: &str, data: &Vec<Vec<String>>) {
write!(
out,
stm32: allow unused macrotables.
2022-03-04 18:03:31 +01:00
"#[allow(unused)]
stm32: move macrotables to embassy-stm32 build.rs
2022-02-26 01:40:43 +01:00
macro_rules! {} {{
($($pat:tt => $code:tt;)*) => {{
macro_rules! __{}_inner {{
$(($pat) => $code;)*
($_:tt) => {{}}
}}
",
name, name
)
.unwrap();
for row in data {
write!(out, " __{}_inner!(({}));\n", name, row.join(",")).unwrap();
}
write!(
out,
" }};
}}"
)
.unwrap();
}
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