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// SPDX-License-Identifier: Apache-2.0 OR MIT
//
// Copyright (c) 2018-2022 by the author(s)
//
// Author(s):
// - Andre Richter <andre.o.richter@gmail.com>
//! The stack pointer - EL0
//!
//! Holds the stack pointer associated with EL0. At higher Exception levels, this is used as the
//! current stack pointer when the value of SPSel.SP is 0.
use tock_registers::interfaces::{Readable, Writeable};
pub struct Reg;
impl Readable for Reg {
type T = u64;
type R = ();
sys_coproc_read_raw!(u64, "SP_EL0", "x");
}
impl Writeable for Reg {
type T = u64;
type R = ();
sys_coproc_write_raw!(u64, "SP_EL0", "x");
}
pub const SP_EL0: Reg = Reg {};