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Simplify spim macros

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This commit is contained in:
Dario Nieuwenhuis 2021-03-18 20:56:10 +01:00
parent c33c9b9aec
commit 456e04c79f
1 changed files with 24 additions and 43 deletions
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67
embassy-nrf/src/spim.rs
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@ -215,59 +215,40 @@ impl<U: Instance> PeripheralState for State<U> {
} }
mod sealed { mod sealed {
pub trait Instance {} use super::*;
pub trait Instance {
fn regs(&mut self) -> &pac::spim0::RegisterBlock;
}
} }
pub trait Instance: sealed::Instance { pub trait Instance: sealed::Instance {
type Interrupt: Interrupt; type Interrupt: Interrupt;
fn regs(&mut self) -> &pac::spim0::RegisterBlock;
} }
impl sealed::Instance for pac::SPIM0 {} macro_rules! make_impl {
impl Instance for pac::SPIM0 { ($SPIMx:ident, $IRQ:ident) => {
#[cfg(feature = "52810")] impl sealed::Instance for pac::$SPIMx {
type Interrupt = interrupt::SPIM0_SPIS0_SPI0; fn regs(&mut self) -> &pac::spim0::RegisterBlock {
#[cfg(not(feature = "52810"))] self
type Interrupt = interrupt::SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0; }
fn regs(&mut self) -> &pac::spim0::RegisterBlock { }
self impl Instance for pac::$SPIMx {
} type Interrupt = interrupt::$IRQ;
}
};
} }
#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))] #[cfg(feature = "52810")]
impl sealed::Instance for pac::SPIM1 {} make_impl!(SPIM0, SPIM0_SPIS0_SPI0);
#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))] #[cfg(not(feature = "52810"))]
impl Instance for pac::SPIM1 { make_impl!(SPIM0, SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0);
type Interrupt = interrupt::SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1;
fn regs(&mut self) -> &pac::spim0::RegisterBlock {
self
}
}
#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))] #[cfg(any(feature = "52832", feature = "52833", feature = "52840"))]
impl sealed::Instance for pac::SPIM2 {} make_impl!(SPIM1, SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1);
#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))] #[cfg(any(feature = "52832", feature = "52833", feature = "52840"))]
impl Instance for pac::SPIM2 { make_impl!(SPIM2, SPIM2_SPIS2_SPI2);
type Interrupt = interrupt::SPIM2_SPIS2_SPI2;
fn regs(&mut self) -> &pac::spim0::RegisterBlock {
self
}
}
#[cfg(any(feature = "52833", feature = "52840"))] #[cfg(any(feature = "52833", feature = "52840"))]
impl sealed::Instance for pac::SPIM3 {} make_impl!(SPIM3, SPIM3);
#[cfg(any(feature = "52833", feature = "52840"))]
impl Instance for pac::SPIM3 {
type Interrupt = interrupt::SPIM3;
fn regs(&mut self) -> &pac::spim0::RegisterBlock {
self
}
}
impl<T: sealed::Instance> sealed::Instance for &mut T {}
impl<T: Instance> Instance for &mut T {
type Interrupt = T::Interrupt;
fn regs(&mut self) -> &pac::spim0::RegisterBlock {
T::regs(*self)
}
}