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use driver::Driver;

pub mod mpu;
pub mod systick;

/// Interface for individual boards.
pub trait Platform {
    /// Platform-specific mapping of syscall numbers to objects that implement
    /// the Driver methods for that syscall
    fn with_driver<F, R>(&self, driver_num: usize, f: F) -> R
    where
        F: FnOnce(Option<&Driver>) -> R;
}

/// Interface for individual MCUs.
pub trait Chip {
    type MPU: mpu::MPU;
    type SysTick: systick::SysTick;

    fn service_pending_interrupts(&mut self);
    fn has_pending_interrupts(&self) -> bool;
    fn mpu(&self) -> &Self::MPU;
    fn systick(&self) -> &Self::SysTick;
    fn prepare_for_sleep(&self) {}
}