Merge pull request #24 from tsemo4917/add-hypervisor-timer-ctl-reg

add CNTHP_CTL_EL2 register

src/registers.rs

@@ -22,6 +22,7 @@ mod ccsidr_el1;
 mod clidr_el1;
 mod cntfrq_el0;
 mod cnthctl_el2;
+mod cnthp_ctl_el2;
 mod cntkctl_el1;
 mod cntp_ctl_el0;
 mod cntp_cval_el0;
@@ -109,6 +110,7 @@ pub use ccsidr_el1::CCSIDR_EL1;
 pub use clidr_el1::CLIDR_EL1;
 pub use cntfrq_el0::CNTFRQ_EL0;
 pub use cnthctl_el2::CNTHCTL_EL2;
+pub use cnthp_ctl_el2::CNTHP_CTL_EL2;
 pub use cntkctl_el1::CNTKCTL_EL1;
 pub use cntp_ctl_el0::CNTP_CTL_EL0;
 pub use cntp_cval_el0::CNTP_CVAL_EL0;

src/registers/cnthp_ctl_el2.rs

@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+//
+// Copyright (c) 2018-2023 by the author(s)
+//
+// Author(s):
+//   - tsemo4917 <tsemo4917@users.noreply.github.com>
+
+//! Counter-timer Hypervisor Physical Timer Control Register - EL2
+//!
+//! Control register for the EL2 physical timer.
+
+use tock_registers::{
+    interfaces::{Readable, Writeable},
+    register_bitfields,
+};
+
+register_bitfields! {u64,
+    pub CNTHP_CTL_EL2 [
+        /// The status of the timer. This bit indicates whether the timer condition is met:
+        ///
+        /// 0 Timer condition is not met.
+        /// 1 Timer condition is met.
+        ///
+        /// When the value of the ENABLE bit is 1, ISTATUS indicates whether the timer condition is
+        /// met. ISTATUS takes no account of the value of the IMASK bit. If the value of ISTATUS is
+        /// 1 and the value of IMASK is 0 then the timer interrupt is asserted.
+        ///
+        /// When the value of the ENABLE bit is 0, the ISTATUS field is UNKNOWN.
+        ///
+        /// This bit is read-only.
+        ISTATUS OFFSET(2) NUMBITS(1) [],
+
+        /// Timer interrupt mask bit. Permitted values are:
+        ///
+        /// 0 Timer interrupt is not masked by the IMASK bit.
+        /// 1 Timer interrupt is masked by the IMASK bit.
+        IMASK   OFFSET(1) NUMBITS(1) [],
+
+        /// Enables the timer. Permitted values are:
+        ///
+        /// 0 Timer disabled.
+        /// 1 Timer enabled.
+        ENABLE  OFFSET(0) NUMBITS(1) []
+    ]
+}
+
+pub struct Reg;
+
+impl Readable for Reg {
+    type T = u64;
+    type R = CNTHP_CTL_EL2::Register;
+
+    sys_coproc_read_raw!(u64, "CNTHP_CTL_EL2", "x");
+}
+
+impl Writeable for Reg {
+    type T = u64;
+    type R = CNTHP_CTL_EL2::Register;
+
+    sys_coproc_write_raw!(u64, "CNTHP_CTL_EL2", "x");
+}
+
+pub const CNTHP_CTL_EL2: Reg = Reg {};