53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
#pragma once
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#include <kernel/ACPI/AML/ParseContext.h>
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#include <kernel/ACPI/AML/Pkg.h>
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#include <kernel/ACPI/AML/Scope.h>
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namespace Kernel::ACPI::AML
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{
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struct Device : public AML::Scope
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{
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Device(NameSeg name) : Scope(name, Node::Type::Device) {}
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static ParseResult parse(ParseContext& context)
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{
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ASSERT(context.aml_data.size() >= 2);
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ASSERT(static_cast<AML::Byte>(context.aml_data[0]) == AML::Byte::ExtOpPrefix);
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ASSERT(static_cast<AML::ExtOp>(context.aml_data[1]) == AML::ExtOp::DeviceOp);
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context.aml_data = context.aml_data.slice(2);
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auto device_pkg = AML::parse_pkg(context.aml_data);
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if (!device_pkg.has_value())
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return ParseResult::Failure;
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auto name_string = AML::NameString::parse(device_pkg.value());
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if (!name_string.has_value())
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return ParseResult::Failure;
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auto device = MUST(BAN::RefPtr<Device>::create(name_string->path.back()));
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if (!context.root_namespace->add_named_object(context.scope.span(), name_string.value(), device))
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return ParseResult::Failure;
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return device->enter_context_and_parse_term_list(context, name_string.value(), device_pkg.value());
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}
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virtual void debug_print(int indent) const override
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{
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AML_DEBUG_PRINT_INDENT(indent);
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AML_DEBUG_PRINT("Device ");
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name.debug_print();
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AML_DEBUG_PRINTLN(" {");
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for (const auto& [name, object] : objects)
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{
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object->debug_print(indent + 1);
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AML_DEBUG_PRINTLN("");
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}
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AML_DEBUG_PRINT_INDENT(indent);
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AML_DEBUG_PRINT("}");
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}
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};
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}
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