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Kernel: Simplify interrupt management
The IRQController object is RefCounted, and is shared between the InterruptManagement class & IRQ handlers' classes. IRQHandler, SharedIRQHandler & SpuriousInterruptHandler classes use a responsible IRQ controller directly instead of calling InterruptManagement for disable(), enable() or eoi(). Also, the initialization process of InterruptManagement is simplified, so it doesn't rely on an ACPI parser to be initialized.
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9 changed files with 80 additions and 128 deletions
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@ -62,12 +62,13 @@ bool SharedIRQHandler::eoi()
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#ifdef INTERRUPT_DEBUG
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dbg() << "EOI IRQ " << interrupt_number();
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#endif
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InterruptManagement::the().eoi(interrupt_number());
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m_responsible_irq_controller->eoi(interrupt_number());
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return true;
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}
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SharedIRQHandler::SharedIRQHandler(u8 irq)
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: GenericInterruptHandler(irq)
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, m_responsible_irq_controller(InterruptManagement::the().get_responsible_irq_controller(irq))
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{
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#ifdef INTERRUPT_DEBUG
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kprintf("Shared Interrupt Handler registered @ %d\n", m_interrupt_number);
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@ -114,7 +115,7 @@ void SharedIRQHandler::enable_interrupt_vector()
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if (m_enabled)
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return;
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m_enabled = true;
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InterruptManagement::the().enable(interrupt_number());
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m_responsible_irq_controller->enable(interrupt_number());
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}
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void SharedIRQHandler::disable_interrupt_vector()
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@ -122,7 +123,7 @@ void SharedIRQHandler::disable_interrupt_vector()
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if (!m_enabled)
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return;
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m_enabled = false;
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InterruptManagement::the().disable(interrupt_number());
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m_responsible_irq_controller->disable(interrupt_number());
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}
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}
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