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use volatile_register::{RO, RW, WO};
use peripheral::DWT;
#[repr(C)]
pub struct RegisterBlock {
pub ctrl: RW<u32>,
pub cyccnt: RW<u32>,
pub cpicnt: RW<u32>,
pub exccnt: RW<u32>,
pub sleepcnt: RW<u32>,
pub lsucnt: RW<u32>,
pub foldcnt: RW<u32>,
pub pcsr: RO<u32>,
pub c: [Comparator; 16],
reserved: [u32; 932],
pub lar: WO<u32>,
pub lsr: RO<u32>,
}
#[repr(C)]
pub struct Comparator {
pub comp: RW<u32>,
pub mask: RW<u32>,
pub function: RW<u32>,
reserved: u32,
}
impl DWT {
pub fn enable_cycle_counter(&mut self) {
unsafe { self.ctrl.modify(|r| r | 1) }
}
pub fn get_cycle_count() -> u32 {
unsafe { (*Self::ptr()).cyccnt.read() }
}
}