probe-rs 0.31.0

A collection of on chip debugging tools to communicate with microchips.
Documentation 
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//! Sequences for the nRF91.

use std::sync::Arc;

use super::nrf::Nrf;
use crate::architecture::arm::{
    ArmDebugInterface, ArmError, FullyQualifiedApAddress, dp::DpAddress,
    sequences::ArmDebugSequence,
};

/// The sequence handle for the nRF9160.
#[derive(Debug)]
pub struct Nrf9160(());

impl Nrf9160 {
    /// Create a new sequence handle for the nRF9160.
    pub fn create() -> Arc<dyn ArmDebugSequence> {
        Arc::new(Self(()))
    }
}

impl Nrf for Nrf9160 {
    fn core_aps(
        &self,
        dp_address: &DpAddress,
    ) -> Vec<(FullyQualifiedApAddress, FullyQualifiedApAddress)> {
        let core_aps = [(0, 4)];

        core_aps
            .into_iter()
            .map(|(core_ahb_ap, core_ctrl_ap)| {
                (
                    FullyQualifiedApAddress::v1_with_dp(*dp_address, core_ahb_ap),
                    FullyQualifiedApAddress::v1_with_dp(*dp_address, core_ctrl_ap),
                )
            })
            .collect()
    }

    fn is_core_unlocked(
        &self,
        arm_interface: &mut dyn ArmDebugInterface,
        _ahb_ap_address: &FullyQualifiedApAddress,
        ctrl_ap_address: &FullyQualifiedApAddress,
    ) -> Result<bool, ArmError> {
        let approtect_status = arm_interface.read_raw_ap_register(ctrl_ap_address, 0x00C)?;
        Ok(approtect_status != 0)
    }

    fn has_network_core(&self) -> bool {
        false
    }
}

/// The sequence handle for nRF9120-based chips.
#[derive(Debug)]
pub struct Nrf9120(());

impl Nrf9120 {
    /// Create a new sequence handle for nRF9120-based chips.
    pub fn create() -> Arc<dyn ArmDebugSequence> {
        Arc::new(Self(()))
    }
}

impl Nrf for Nrf9120 {
    fn core_aps(
        &self,
        dp_address: &DpAddress,
    ) -> Vec<(FullyQualifiedApAddress, FullyQualifiedApAddress)> {
        let core_aps = [(0, 4)];

        core_aps
            .into_iter()
            .map(|(core_ahb_ap, core_ctrl_ap)| {
                (
                    FullyQualifiedApAddress::v1_with_dp(*dp_address, core_ahb_ap),
                    FullyQualifiedApAddress::v1_with_dp(*dp_address, core_ctrl_ap),
                )
            })
            .collect()
    }

    fn is_core_unlocked(
        &self,
        arm_interface: &mut dyn ArmDebugInterface,
        _ahb_ap_address: &FullyQualifiedApAddress,
        ctrl_ap_address: &FullyQualifiedApAddress,
    ) -> Result<bool, ArmError> {
        let approtect_status = arm_interface.read_raw_ap_register(ctrl_ap_address, 0x00C)?;
        Ok(approtect_status != 0)
    }

    fn has_network_core(&self) -> bool {
        false
    }

    /// Return true. nRF91x1 chips require a soft reset after erase to unlock APPROTECT.
    /// See <https://docs.nordicsemi.com/bundle/nan_041/page/APP/nan_production_programming/unlocking_nrf91.html>
    fn requires_soft_reset_after_erase(&self) -> bool {
        true
    }
}