e0cdc356cc
This adds an embassy hal for the Texas Instruments MSPM0 microcontroller series. So far the GPIO and time drivers have been implemented. I have tested these drivers on the following parts: - C1104 - L1306 - L2228 - G3507 - G3519 The PAC is generated at https://github.com/mspm0-rs
49 lines
1.3 KiB
Rust
49 lines
1.3 KiB
Rust
#![macro_use]
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/// Amount of bits of a timer.
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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#[cfg_attr(feature = "defmt", derive(defmt::Format))]
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pub enum TimerBits {
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/// 16 bits.
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Bits16,
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/// 32 bits.
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Bits32,
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}
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#[allow(private_bounds)]
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pub trait Timer: SealedTimer + 'static {
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/// Amount of bits this timer has.
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const BITS: TimerBits;
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}
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pub(crate) trait SealedTimer {
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/// Registers for this timer.
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///
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/// This is a raw pointer to the register block. The actual register block layout varies depending on the
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/// timer type.
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fn regs() -> *mut ();
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/// Enable the interrupt corresponding to this timer.
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unsafe fn enable_interrupt();
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}
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macro_rules! impl_timer {
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($name: ident, $bits: ident) => {
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impl crate::timer::SealedTimer for crate::peripherals::$name {
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fn regs() -> *mut () {
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crate::pac::$name.as_ptr()
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}
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unsafe fn enable_interrupt() {
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use embassy_hal_internal::interrupt::InterruptExt;
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crate::interrupt::$name.unpend();
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crate::interrupt::$name.enable();
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}
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}
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impl crate::timer::Timer for crate::peripherals::$name {
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const BITS: crate::timer::TimerBits = crate::timer::TimerBits::$bits;
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}
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};
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}
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