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Kernel: Add enum InterruptsState and helper functions

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This commit adds the concept of an InterruptsState to the kernel. This
will be used to make the Spinlock code architecture independent. A new
Processor.cpp file is added such that we don't have to duplicate the
code.
This commit is contained in:
Timon Kruiper 2022-08-23 21:25:36 +02:00 • committed by Andreas Kling
parent c1b0d254fd
commit 6432f3eee8
3 changed files with 42 additions and 0 deletions
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25
Kernel/Arch/Processor.cpp Normal file
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/*
* Copyright (c) 2022, Timon Kruiper <timonkruiper@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Arch/Processor.h>
namespace Kernel {
// FIXME: Move the InterruptsState related functions inside the Processor class, when we have a generic Processor base class.
InterruptsState processor_interrupts_state()
{
return Processor::are_interrupts_enabled() ? InterruptsState::Enabled : InterruptsState::Disabled;
}
void restore_processor_interrupts_state(InterruptsState interrupts_state)
{
if (interrupts_state == InterruptsState::Enabled)
Processor::enable_interrupts();
else
Processor::disable_interrupts();
}
}