cortex_a/registers/
elr_el3.rs

1// SPDX-License-Identifier: Apache-2.0 OR MIT
2//
3// Copyright (c) 2018-2022 by the author(s)
4//
5// Author(s):
6//   - Andre Richter <andre.o.richter@gmail.com>
7//   - Berkus Decker <berkus+github@metta.systems>
8
9//! Exception Link Register - EL3
10//!
11//! When taking an exception to EL3, holds the address to return to.
12
13use tock_registers::interfaces::{Readable, Writeable};
14
15pub struct Reg;
16
17impl Readable for Reg {
18    type T = u64;
19    type R = ();
20
21    sys_coproc_read_raw!(u64, "ELR_EL3", "x");
22}
23
24impl Writeable for Reg {
25    type T = u64;
26    type R = ();
27
28    sys_coproc_write_raw!(u64, "ELR_EL3", "x");
29}
30
31pub const ELR_EL3: Reg = Reg {};