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Kernel: Simplify scanning BIOS/EBDA and MP parser initialization

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Add a MappedROM::find_chunk_starting_with() helper since that's a very
common usage pattern in clients of this code.

Also convert MultiProcessorParser from a persistent singleton object
to a temporary object constructed via a failable factory function.
This commit is contained in:
Andreas Kling 2020-05-22 13:34:53 +02:00
parent 84b7bc5e14
commit 4b847810bf
8 changed files with 47 additions and 101 deletions
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Kernel/Interrupts/InterruptManagement.h
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@ -88,7 +88,6 @@ private:
InterruptManagement();
PhysicalAddress search_for_madt();
void locate_apic_data();
void locate_pci_interrupt_overrides();
bool m_smp_enabled { false };
FixedArray<RefPtr<IRQController>> m_interrupt_controllers { 1 };
Vector<ISAInterruptOverrideMetadata> m_isa_interrupt_overrides;