50 lines
831 B
C++
50 lines
831 B
C++
#pragma once
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#include <stdint.h>
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#define DISABLE_INTERRUPTS() asm volatile("cli")
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#define ENABLE_INTERRUPTS() asm volatile("sti")
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namespace Kernel
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{
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class Interruptable
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{
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public:
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void set_irq(int irq);
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void enable_interrupt();
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void disable_interrupt();
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virtual void handle_irq() = 0;
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protected:
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Interruptable() = default;
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~Interruptable() {}
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private:
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int m_irq { -1 };
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};
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class InterruptController
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{
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public:
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virtual ~InterruptController() {}
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virtual void eoi(uint8_t) = 0;
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virtual void enable_irq(uint8_t) = 0;
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virtual bool is_in_service(uint8_t) = 0;
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static void initialize(bool force_pic);
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static InterruptController& get();
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bool is_using_apic() const { return m_using_apic; }
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void enter_acpi_mode();
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private:
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bool m_using_apic { false };
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};
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bool interrupts_enabled();
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} |