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40 lines
1017 B
Rust
40 lines
1017 B
Rust
// SPDX-License-Identifier: MIT OR Apache-2.0
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//
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// Copyright (c) 2018-2019 Andre Richter <andre.o.richter@gmail.com>
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//! Conditional exporting of processor architecture code.
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#[cfg(any(feature = "bsp_rpi3", feature = "bsp_rpi4"))]
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mod aarch64;
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#[cfg(any(feature = "bsp_rpi3", feature = "bsp_rpi4"))]
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pub use aarch64::*;
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/// Architectural privilege level.
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#[allow(missing_docs)]
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#[derive(PartialEq)]
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pub enum PrivilegeLevel {
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User,
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Kernel,
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Hypervisor,
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Unknown,
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}
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//--------------------------------------------------------------------------------------------------
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// Testing
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//--------------------------------------------------------------------------------------------------
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#[cfg(test)]
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mod tests {
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use super::*;
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use test_macros::kernel_test;
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/// Libkernel unit tests must execute in kernel mode.
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#[kernel_test]
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fn test_runner_executes_in_kernel_mode() {
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let (level, _) = state::current_privilege_level();
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assert!(level == PrivilegeLevel::Kernel)
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}
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}
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