44 lines
1.3 KiB
Rust
44 lines
1.3 KiB
Rust
use embassy::interrupt::Interrupt;
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use crate::{interrupt, pac, peripherals};
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mod sealed {
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use super::*;
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pub trait Instance {
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fn regs(&self) -> &pac::timer0::RegisterBlock;
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}
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pub trait ExtendedInstance {}
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}
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pub trait Instance: sealed::Instance + 'static {
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type Interrupt: Interrupt;
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}
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pub trait ExtendedInstance: Instance + sealed::ExtendedInstance {}
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macro_rules! make_impl {
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($type:ident, $irq:ident) => {
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impl sealed::Instance for peripherals::$type {
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fn regs(&self) -> &pac::timer0::RegisterBlock {
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unsafe { &*(pac::$type::ptr() as *const pac::timer0::RegisterBlock) }
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}
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}
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impl Instance for peripherals::$type {
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type Interrupt = interrupt::$irq;
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}
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};
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($type:ident, $irq:ident, extended) => {
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make_impl!($type, $irq);
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impl sealed::ExtendedInstance for peripherals::$type {}
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impl ExtendedInstance for peripherals::$type {}
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};
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}
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make_impl!(TIMER0, TIMER0);
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make_impl!(TIMER1, TIMER1);
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make_impl!(TIMER2, TIMER2);
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#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))]
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make_impl!(TIMER3, TIMER3, extended);
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#[cfg(any(feature = "52832", feature = "52833", feature = "52840"))]
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make_impl!(TIMER4, TIMER4, extended);
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