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stm32: move ADC, DAC pin impls to build.rs

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This commit is contained in:
Dario Nieuwenhuis 2022-02-23 20:21:28 +01:00
parent 30ce71127a
commit 052f370de9
3 changed files with 30 additions and 75 deletions
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22
embassy-stm32/build.rs
View File

@ -448,6 +448,28 @@ fn main() {
pin_trait_impl!(#tr, #peri, #pin_name, #af);
})
}
// 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);
})
}
}
}
}

60
embassy-stm32/src/adc/mod.rs
View File

@ -69,68 +69,14 @@ crate::pac::peripherals!(
};
);
macro_rules! impl_pin {
macro_rules! impl_adc_pin {
($inst:ident, $pin:ident, $ch:expr) => {
impl AdcPin<peripherals::$inst> for peripherals::$pin {}
impl crate::adc::AdcPin<peripherals::$inst> for crate::peripherals::$pin {}
impl sealed::AdcPin<peripherals::$inst> for peripherals::$pin {
impl crate::adc::sealed::AdcPin<peripherals::$inst> for crate::peripherals::$pin {
fn channel(&self) -> u8 {
$ch
}
}
};
}
crate::pac::peripheral_pins!(
($inst:ident, adc, ADC, $pin:ident, IN0) => {
impl_pin!($inst, $pin, 0);
};
($inst:ident, adc, ADC, $pin:ident, IN1) => {
impl_pin!($inst, $pin, 1);
};
($inst:ident, adc, ADC, $pin:ident, IN2) => {
impl_pin!($inst, $pin, 2);
};
($inst:ident, adc, ADC, $pin:ident, IN3) => {
impl_pin!($inst, $pin, 3);
};
($inst:ident, adc, ADC, $pin:ident, IN4) => {
impl_pin!($inst, $pin, 4);
};
($inst:ident, adc, ADC, $pin:ident, IN5) => {
impl_pin!($inst, $pin, 5);
};
($inst:ident, adc, ADC, $pin:ident, IN6) => {
impl_pin!($inst, $pin, 6);
};
($inst:ident, adc, ADC, $pin:ident, IN7) => {
impl_pin!($inst, $pin, 7);
};
($inst:ident, adc, ADC, $pin:ident, IN8) => {
impl_pin!($inst, $pin, 8);
};
($inst:ident, adc, ADC, $pin:ident, IN9) => {
impl_pin!($inst, $pin, 9);
};
($inst:ident, adc, ADC, $pin:ident, IN10) => {
impl_pin!($inst, $pin, 10);
};
($inst:ident, adc, ADC, $pin:ident, IN11) => {
impl_pin!($inst, $pin, 11);
};
($inst:ident, adc, ADC, $pin:ident, IN12) => {
impl_pin!($inst, $pin, 12);
};
($inst:ident, adc, ADC, $pin:ident, IN13) => {
impl_pin!($inst, $pin, 13);
};
($inst:ident, adc, ADC, $pin:ident, IN14) => {
impl_pin!($inst, $pin, 14);
};
($inst:ident, adc, ADC, $pin:ident, IN15) => {
impl_pin!($inst, $pin, 15);
};
($inst:ident, adc, ADC, $pin:ident, IN16) => {
impl_pin!($inst, $pin, 16);
};
);

23
embassy-stm32/src/dac/mod.rs
View File

@ -10,13 +10,11 @@ pub(crate) mod sealed {
pub trait Instance {
fn regs() -> &'static crate::pac::dac::Dac;
}
pub trait DacPin<T: Instance, const C: u8>: crate::gpio::Pin {}
}
pub trait Instance: sealed::Instance + 'static {}
pub trait DacPin<T: Instance, const C: u8>: sealed::DacPin<T, C> + 'static {}
pub trait DacPin<T: Instance, const C: u8>: crate::gpio::Pin + 'static {}
crate::pac::peripherals!(
(dac, $inst:ident) => {
@ -30,19 +28,8 @@ crate::pac::peripherals!(
};
);
crate::pac::peripheral_pins!(
($inst:ident, dac, DAC, $pin:ident, OUT1) => {
impl DacPin<peripherals::$inst, 1> for peripherals::$pin {}
impl sealed::DacPin<peripherals::$inst, 1> for peripherals::$pin {
}
macro_rules! impl_dac_pin {
($inst:ident, $pin:ident, $ch:expr) => {
impl crate::dac::DacPin<peripherals::$inst, $ch> for crate::peripherals::$pin {}
};
($inst:ident, dac, DAC, $pin:ident, OUT2) => {
impl DacPin<peripherals::$inst, 2> for peripherals::$pin {}
impl sealed::DacPin<peripherals::$inst, 2> for peripherals::$pin {
}
};
);
}