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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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6
Kernel/ACPI/Definitions.h
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@ -336,8 +336,10 @@ class DynamicParser;
class Parser;
namespace StaticParsing {
PhysicalAddress find_rsdp();
Optional<PhysicalAddress> find_rsdp();
PhysicalAddress find_table(PhysicalAddress rsdp, const StringView& signature);
};
}
}
}