Kernel: Cleanup AML code and fix bugs

I can enter ACPI mode on my own laptop!
This commit is contained in:
Bananymous 2024-04-12 16:03:14 +03:00
parent 17871bb3ca
commit 74940ed33c
13 changed files with 240 additions and 118 deletions

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@ -18,11 +18,51 @@ namespace Kernel::ACPI::AML
// unary // unary
case AML::Byte::IncrementOp: case AML::Byte::IncrementOp:
case AML::Byte::DecrementOp: case AML::Byte::DecrementOp:
{
auto opcode = (static_cast<AML::Byte>(context.aml_data[0]) == AML::Byte::IncrementOp) ? AML::Byte::AddOp : AML::Byte::SubtractOp;
context.aml_data = context.aml_data.slice(1);
auto source_result = AML::parse_object(context);
if (!source_result.success())
return ParseResult::Failure;
auto source_node = source_result.node() ? source_result.node()->evaluate() : BAN::RefPtr<AML::Node>();
if (!source_node || source_node->type != AML::Node::Type::Integer)
{
AML_ERROR("UnaryOp source not integer");
return ParseResult::Failure;
}
auto source_integer = static_cast<AML::Integer*>(source_node.ptr());
if (source_integer->constant)
{
AML_ERROR("UnaryOp source is constant");
return ParseResult::Failure;
}
source_integer->value += (opcode == AML::Byte::AddOp) ? 1 : -1;
return ParseResult(source_integer);
}
case AML::Byte::NotOp: case AML::Byte::NotOp:
case AML::Byte::LNotOp: AML_TODO("NotOp", context.aml_data[0]);
AML_TODO("Expression {2H}", context.aml_data[0]);
return ParseResult::Failure; return ParseResult::Failure;
// binary case AML::Byte::LNotOp:
{
context.aml_data = context.aml_data.slice(1);
auto node_result = AML::parse_object(context);
if (!node_result.success())
return ParseResult::Failure;
auto value = node_result.node() ? node_result.node()->as_integer() : BAN::Optional<uint64_t>();
if (!value.has_value())
{
AML_ERROR("Logical NotOp source is not integer");
return ParseResult::Failure;
}
auto result = value.value() ? Integer::Constants::Zero : Integer::Constants::Ones;
return ParseResult(result);
}
case AML::Byte::AddOp: case AML::Byte::AddOp:
case AML::Byte::AndOp: case AML::Byte::AndOp:
case AML::Byte::ModOp: case AML::Byte::ModOp:
@ -34,52 +74,15 @@ namespace Kernel::ACPI::AML
case AML::Byte::ShiftRightOp: case AML::Byte::ShiftRightOp:
case AML::Byte::SubtractOp: case AML::Byte::SubtractOp:
case AML::Byte::XorOp: case AML::Byte::XorOp:
return parse_binary_op(context);
case AML::Byte::LAndOp: case AML::Byte::LAndOp:
case AML::Byte::LEqualOp: case AML::Byte::LEqualOp:
case AML::Byte::LGreaterOp: case AML::Byte::LGreaterOp:
case AML::Byte::LLessOp: case AML::Byte::LLessOp:
case AML::Byte::LOrOp: case AML::Byte::LOrOp:
{ return parse_logical_binary_op(context);
auto opcode = static_cast<AML::Byte>(context.aml_data[0]);
context.aml_data = context.aml_data.slice(1);
auto lhs_result = AML::parse_object(context);
if (!lhs_result.success())
return ParseResult::Failure;
auto lhs_node = lhs_result.node();
if (!lhs_node)
{
AML_ERROR("LHS object is null");
return ParseResult::Failure;
}
auto lhs = lhs_node->evaluate();
if (!lhs)
{
AML_ERROR("Failed to evaluate LHS object");
return ParseResult::Failure;
}
auto rhs_result = AML::parse_object(context);
if (!rhs_result.success())
return ParseResult::Failure;
auto rhs_node = rhs_result.node();
if (!rhs_node)
{
AML_ERROR("RHS object is null");
return ParseResult::Failure;
}
auto rhs = rhs_node->evaluate();
if (!rhs)
{
AML_ERROR("Failed to evaluate RHS object");
return ParseResult::Failure;
}
return parse_binary_op(context, opcode, lhs, rhs);
}
// trinary
case AML::Byte::DivideOp: case AML::Byte::DivideOp:
AML_TODO("Expression {2H}", context.aml_data[0]); AML_TODO("DivideOp");
return ParseResult::Failure; return ParseResult::Failure;
default: default:
ASSERT_NOT_REACHED(); ASSERT_NOT_REACHED();
@ -87,20 +90,56 @@ namespace Kernel::ACPI::AML
} }
private: private:
static ParseResult parse_binary_op(ParseContext& context, AML::Byte opcode, BAN::RefPtr<AML::Node> lhs_node, BAN::RefPtr<AML::Node> rhs_node) static ParseResult parse_binary_op(ParseContext& context)
{ {
if (lhs_node->type != AML::Node::Type::Integer) auto opcode = static_cast<AML::Byte>(context.aml_data[0]);
{ context.aml_data = context.aml_data.slice(1);
AML_TODO("LHS object is not an integer, type {}", static_cast<uint8_t>(lhs_node->type));
auto lhs_result = AML::parse_object(context);
if (!lhs_result.success())
return ParseResult::Failure; return ParseResult::Failure;
} auto lhs_value = lhs_result.node() ? lhs_result.node()->as_integer() : BAN::Optional<uint64_t>();
if (rhs_node->type != AML::Node::Type::Integer) if (!lhs_value.has_value())
{ {
AML_TODO("RHS object is not an integer, type {}", static_cast<uint8_t>(rhs_node->type)); AML_ERROR("BinaryOP {2H} LHS not an integer", static_cast<uint8_t>(opcode));
if (lhs_result.node())
lhs_result.node()->debug_print(1);
return ParseResult::Failure; return ParseResult::Failure;
} }
bool logical = false; auto rhs_result = AML::parse_object(context);
if (!rhs_result.success())
return ParseResult::Failure;
auto rhs_value = lhs_result.node() ? rhs_result.node()->as_integer() : BAN::Optional<uint64_t>();
if (!rhs_value.has_value())
{
AML_ERROR("BinaryOP {2H} RHS not an integer", static_cast<uint8_t>(opcode));
if (rhs_result.node())
rhs_result.node()->debug_print(1);
return ParseResult::Failure;
}
if (context.aml_data.size() < 1)
{
AML_ERROR("BinaryOP {2H} missing target", static_cast<uint8_t>(opcode));
return ParseResult::Failure;
}
BAN::RefPtr<AML::Node> target_node;
if (context.aml_data[0] == 0x00)
context.aml_data = context.aml_data.slice(1);
else
{
auto target_result = AML::parse_object(context);
if (!target_result.success())
return ParseResult::Failure;
target_node = target_result.node();
if (!target_node)
{
AML_ERROR("BinaryOP {2H} target invalid", static_cast<uint8_t>(opcode));
return ParseResult::Failure;
}
}
uint64_t (*func)(uint64_t, uint64_t) = nullptr; uint64_t (*func)(uint64_t, uint64_t) = nullptr;
switch (opcode) switch (opcode)
{ {
@ -115,48 +154,61 @@ namespace Kernel::ACPI::AML
case AML::Byte::ShiftRightOp: func = [](uint64_t a, uint64_t b) { return a >> b; }; break; case AML::Byte::ShiftRightOp: func = [](uint64_t a, uint64_t b) { return a >> b; }; break;
case AML::Byte::SubtractOp: func = [](uint64_t a, uint64_t b) { return a - b; }; break; case AML::Byte::SubtractOp: func = [](uint64_t a, uint64_t b) { return a - b; }; break;
case AML::Byte::XorOp: func = [](uint64_t a, uint64_t b) { return a ^ b; }; break; case AML::Byte::XorOp: func = [](uint64_t a, uint64_t b) { return a ^ b; }; break;
case AML::Byte::LAndOp: func = [](uint64_t a, uint64_t b) { return a && b ? Integer::Ones : 0; }; logical = true; break;
case AML::Byte::LEqualOp: func = [](uint64_t a, uint64_t b) { return a == b ? Integer::Ones : 0; }; logical = true; break;
case AML::Byte::LGreaterOp: func = [](uint64_t a, uint64_t b) { return a > b ? Integer::Ones : 0; }; logical = true; break;
case AML::Byte::LLessOp: func = [](uint64_t a, uint64_t b) { return a < b ? Integer::Ones : 0; }; logical = true; break;
case AML::Byte::LOrOp: func = [](uint64_t a, uint64_t b) { return a || b ? Integer::Ones : 0; }; logical = true; break;
default: default:
ASSERT_NOT_REACHED(); ASSERT_NOT_REACHED();
} }
uint64_t lhs = static_cast<AML::Integer*>(lhs_node.ptr())->value; uint64_t result = func(lhs_value.value(), rhs_value.value());
uint64_t rhs = static_cast<AML::Integer*>(rhs_node.ptr())->value;
uint64_t result = func(lhs, rhs);
auto result_node = MUST(BAN::RefPtr<AML::Integer>::create(result)); auto result_node = MUST(BAN::RefPtr<AML::Integer>::create(result));
if (!logical) if (target_node && !target_node->store(result_node))
{ {
if (context.aml_data.size() < 1) AML_ERROR("BinaryOp {2H} failed to store result", static_cast<uint8_t>(opcode));
return ParseResult::Failure; return ParseResult::Failure;
if (context.aml_data[0] == 0x00)
context.aml_data = context.aml_data.slice(1);
else
{
auto target_result = AML::parse_object(context);
if (!target_result.success())
return ParseResult::Failure;
auto target = target_result.node();
if (!target)
{
AML_ERROR("Target object is null");
return ParseResult::Failure;
}
if (!target->store(result_node))
{
AML_ERROR("Failed to store result");
return ParseResult::Failure;
}
}
} }
return ParseResult(result_node); return ParseResult(result_node);
} }
static ParseResult parse_logical_binary_op(ParseContext& context)
{
auto opcode = static_cast<AML::Byte>(context.aml_data[0]);
context.aml_data = context.aml_data.slice(1);
auto lhs_result = AML::parse_object(context);
if (!lhs_result.success())
return ParseResult::Failure;
auto lhs_value = lhs_result.node() ? lhs_result.node()->as_integer() : BAN::Optional<uint64_t>();
if (!lhs_value.has_value())
{
AML_TODO("Logical BinaryOP {2H} LHS not integer", static_cast<uint8_t>(opcode));
return ParseResult::Failure;
}
auto rhs_result = AML::parse_object(context);
if (!rhs_result.success())
return ParseResult::Failure;
auto rhs_value = rhs_result.node() ? rhs_result.node()->as_integer() : BAN::Optional<uint64_t>();
if (!rhs_value.has_value())
{
AML_TODO("Logical BinaryOP {2H} RHS not integer", static_cast<uint8_t>(opcode));
return ParseResult::Failure;
}
BAN::RefPtr<AML::Integer> (*func)(uint64_t, uint64_t) = nullptr;
switch (opcode)
{
case AML::Byte::LAndOp: func = [](uint64_t a, uint64_t b) { return a && b ? Integer::Constants::Ones : Integer::Constants::Zero; }; break;
case AML::Byte::LEqualOp: func = [](uint64_t a, uint64_t b) { return a == b ? Integer::Constants::Ones : Integer::Constants::Zero; }; break;
case AML::Byte::LGreaterOp: func = [](uint64_t a, uint64_t b) { return a > b ? Integer::Constants::Ones : Integer::Constants::Zero; }; break;
case AML::Byte::LLessOp: func = [](uint64_t a, uint64_t b) { return a < b ? Integer::Constants::Ones : Integer::Constants::Zero; }; break;
case AML::Byte::LOrOp: func = [](uint64_t a, uint64_t b) { return a || b ? Integer::Constants::Ones : Integer::Constants::Zero; }; break;
default:
ASSERT_NOT_REACHED();
}
return ParseResult(func(lhs_value.value(), rhs_value.value()));
}
}; };
} }

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@ -13,12 +13,21 @@ namespace Kernel::ACPI::AML
struct Integer : public Node struct Integer : public Node
{ {
static constexpr uint64_t Ones = -1; struct Constants
const uint64_t value; {
// Initialized in Namespace::create_root_namespace
static BAN::RefPtr<Integer> Zero;
static BAN::RefPtr<Integer> One;
static BAN::RefPtr<Integer> Ones;
};
Integer(uint64_t value) const bool constant;
uint64_t value;
Integer(uint64_t value, bool constant = false)
: Node(Node::Type::Integer) : Node(Node::Type::Integer)
, value(value) , value(value)
, constant(constant)
{} {}
BAN::RefPtr<AML::Node> evaluate() override BAN::RefPtr<AML::Node> evaluate() override
@ -26,19 +35,36 @@ namespace Kernel::ACPI::AML
return this; return this;
} }
bool store(BAN::RefPtr<AML::Node> store_node) override
{
if (constant)
{
AML_ERROR("Cannot store to constant integer");
return false;
}
auto store_value = store_node->as_integer();
if (!store_value.has_value())
{
AML_ERROR("Cannot store non-integer to integer");
return false;
}
value = store_value.value();
return true;
}
static ParseResult parse(BAN::ConstByteSpan& aml_data) static ParseResult parse(BAN::ConstByteSpan& aml_data)
{ {
switch (static_cast<AML::Byte>(aml_data[0])) switch (static_cast<AML::Byte>(aml_data[0]))
{ {
case AML::Byte::ZeroOp: case AML::Byte::ZeroOp:
aml_data = aml_data.slice(1); aml_data = aml_data.slice(1);
return ParseResult(MUST(BAN::RefPtr<Integer>::create(0))); return ParseResult(Constants::Zero);
case AML::Byte::OneOp: case AML::Byte::OneOp:
aml_data = aml_data.slice(1); aml_data = aml_data.slice(1);
return ParseResult(MUST(BAN::RefPtr<Integer>::create(1))); return ParseResult(Constants::One);
case AML::Byte::OnesOp: case AML::Byte::OnesOp:
aml_data = aml_data.slice(1); aml_data = aml_data.slice(1);
return ParseResult(MUST(BAN::RefPtr<Integer>::create(Ones))); return ParseResult(Constants::Ones);
case AML::Byte::BytePrefix: case AML::Byte::BytePrefix:
{ {
if (aml_data.size() < 2) if (aml_data.size() < 2)
@ -85,10 +111,20 @@ namespace Kernel::ACPI::AML
void debug_print(int indent) const override void debug_print(int indent) const override
{ {
AML_DEBUG_PRINT_INDENT(indent); AML_DEBUG_PRINT_INDENT(indent);
if (value == Ones) if (!constant)
AML_DEBUG_PRINT("Ones");
else
AML_DEBUG_PRINT("0x{H}", value); AML_DEBUG_PRINT("0x{H}", value);
else
{
AML_DEBUG_PRINT("Const ");
if (value == Constants::Zero->value)
AML_DEBUG_PRINT("Zero");
else if (value == Constants::One->value)
AML_DEBUG_PRINT("One");
else if (value == Constants::Ones->value)
AML_DEBUG_PRINT("Ones");
else
ASSERT_NOT_REACHED();
}
} }
}; };

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@ -91,7 +91,12 @@ namespace Kernel::ACPI::AML
MUST(context.sync_stack.push_back(sync_level)); MUST(context.sync_stack.push_back(sync_level));
} }
BAN::Optional<BAN::RefPtr<AML::Node>> return_value; #if AML_DEBUG_LEVEL >= 2
AML_DEBUG_PRINTLN("Evaluating {}", scope);
#endif
BAN::Optional<BAN::RefPtr<AML::Node>> return_value = BAN::RefPtr<AML::Node>();
while (context.aml_data.size() > 0) while (context.aml_data.size() > 0)
{ {
auto parse_result = AML::parse_object(context); auto parse_result = AML::parse_object(context);
@ -103,6 +108,7 @@ namespace Kernel::ACPI::AML
if (!parse_result.success()) if (!parse_result.success())
{ {
AML_ERROR("Method {} evaluate failed", scope); AML_ERROR("Method {} evaluate failed", scope);
return_value = {};
break; break;
} }
} }

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@ -119,13 +119,13 @@ namespace Kernel::ACPI::AML
while (!mutex->mutex.try_lock()) while (!mutex->mutex.try_lock())
{ {
if (SystemTimer::get().ms_since_boot() >= wake_time) if (SystemTimer::get().ms_since_boot() >= wake_time)
return ParseResult(MUST(BAN::RefPtr<AML::Integer>::create(AML::Integer::Ones))); return ParseResult(Integer::Constants::Ones);
SystemTimer::get().sleep(1); SystemTimer::get().sleep(1);
} }
} }
MUST(context.sync_stack.push_back(mutex->sync_level)); MUST(context.sync_stack.push_back(mutex->sync_level));
return ParseResult(MUST(BAN::RefPtr<AML::Integer>::create(0))); return ParseResult(Integer::Constants::Zero);
} }
static ParseResult parse_release(ParseContext& context) static ParseResult parse_release(ParseContext& context)

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@ -24,11 +24,17 @@ namespace Kernel::ACPI::AML
BAN::RefPtr<AML::Node> evaluate() override BAN::RefPtr<AML::Node> evaluate() override
{ {
if (!object) ASSERT(object);
return {};
return object->evaluate(); return object->evaluate();
} }
bool store(BAN::RefPtr<AML::Node> node) override
{
ASSERT(object);
object = node;
return true;
}
static ParseResult parse(ParseContext& context); static ParseResult parse(ParseContext& context);
virtual void debug_print(int indent) const override; virtual void debug_print(int indent) const override;
}; };

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@ -11,6 +11,8 @@ namespace Kernel::ACPI::AML
struct Node : public BAN::RefCounted<Node> struct Node : public BAN::RefCounted<Node>
{ {
static uint64_t total_node_count;
enum class Type enum class Type
{ {
BankFieldElement, BankFieldElement,
@ -35,8 +37,8 @@ namespace Kernel::ACPI::AML
}; };
const Type type; const Type type;
Node(Type type) : type(type) {} Node(Type type) : type(type) { total_node_count++; }
virtual ~Node() = default; virtual ~Node() { total_node_count--; }
virtual bool is_scope() const { return false; } virtual bool is_scope() const { return false; }

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@ -102,7 +102,7 @@ namespace Kernel::ACPI::AML
AML_DEBUG_PRINTLN(""); AML_DEBUG_PRINTLN("");
#endif #endif
auto return_value = MUST(BAN::RefPtr<Integer>::create(object ? Integer::Ones : 0)); auto return_value = object ? Integer::Constants::Ones : Integer::Constants::Zero;
return AML::ParseResult(return_value); return AML::ParseResult(return_value);
} }

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@ -39,13 +39,15 @@ namespace Kernel::ACPI::AML
void debug_print(int indent) const override void debug_print(int indent) const override
{ {
AML_DEBUG_PRINT_INDENT(indent); AML_DEBUG_PRINT_INDENT(indent);
AML_DEBUG_PRINT("Register\n"); if (!value)
if (value) AML_DEBUG_PRINT("Register { No value }");
value->debug_print(indent + 1);
else else
{ {
AML_DEBUG_PRINT_INDENT(indent + 1); AML_DEBUG_PRINTLN("Register { ");
AML_DEBUG_PRINT("No value\n"); value->debug_print(indent + 1);
AML_DEBUG_PRINTLN("");
AML_DEBUG_PRINT_INDENT(indent);
AML_DEBUG_PRINT(" }");
} }
} }
}; };

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@ -17,10 +17,10 @@ namespace Kernel::ACPI::AML
auto source_result = AML::parse_object(context); auto source_result = AML::parse_object(context);
if (!source_result.success()) if (!source_result.success())
return ParseResult::Failure; return ParseResult::Failure;
auto source = source_result.node(); auto source = source_result.node() ? source_result.node()->evaluate() : BAN::RefPtr<AML::Node>();
if (!source) if (!source)
{ {
AML_ERROR("Store source is null"); AML_ERROR("Store source cannot be evaluated");
return ParseResult::Failure; return ParseResult::Failure;
} }
@ -34,6 +34,16 @@ namespace Kernel::ACPI::AML
return ParseResult::Failure; return ParseResult::Failure;
} }
#if AML_DEBUG_LEVEL >= 2
AML_DEBUG_PRINTLN("Storing {");
source->debug_print(1);
AML_DEBUG_PRINTLN("");
AML_DEBUG_PRINTLN("} to {");
destination->debug_print(1);
AML_DEBUG_PRINTLN("");
AML_DEBUG_PRINTLN("}");
#endif
if (!destination->store(source)) if (!destination->store(source))
return ParseResult::Failure; return ParseResult::Failure;
return ParseResult::Success; return ParseResult::Success;

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@ -77,7 +77,7 @@ namespace Kernel::ACPI
AML_DEBUG_PRINTLN(""); AML_DEBUG_PRINTLN("");
#endif #endif
dprintln("Parsed ACPI namespace"); dprintln("Parsed ACPI namespace, total of {} nodes created", AML::Node::total_node_count);
return ns; return ns;
} }

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@ -1,3 +1,4 @@
#include <kernel/ACPI/AML/Integer.h>
#include <kernel/ACPI/AML/Method.h> #include <kernel/ACPI/AML/Method.h>
#include <kernel/ACPI/AML/Namespace.h> #include <kernel/ACPI/AML/Namespace.h>
#include <kernel/ACPI/AML/ParseContext.h> #include <kernel/ACPI/AML/ParseContext.h>
@ -9,6 +10,10 @@ namespace Kernel::ACPI
static BAN::RefPtr<AML::Namespace> s_root_namespace; static BAN::RefPtr<AML::Namespace> s_root_namespace;
static BAN::Vector<uint8_t> s_osi_aml_data; static BAN::Vector<uint8_t> s_osi_aml_data;
BAN::RefPtr<AML::Integer> AML::Integer::Constants::Zero;
BAN::RefPtr<AML::Integer> AML::Integer::Constants::One;
BAN::RefPtr<AML::Integer> AML::Integer::Constants::Ones;
BAN::RefPtr<AML::Namespace> AML::Namespace::root_namespace() BAN::RefPtr<AML::Namespace> AML::Namespace::root_namespace()
{ {
ASSERT(s_root_namespace); ASSERT(s_root_namespace);
@ -198,6 +203,10 @@ namespace Kernel::ACPI
ASSERT(!s_root_namespace); ASSERT(!s_root_namespace);
s_root_namespace = MUST(BAN::RefPtr<Namespace>::create(NameSeg("\\"sv))); s_root_namespace = MUST(BAN::RefPtr<Namespace>::create(NameSeg("\\"sv)));
Integer::Constants::Zero = MUST(BAN::RefPtr<Integer>::create(0, true));
Integer::Constants::One = MUST(BAN::RefPtr<Integer>::create(1, true));
Integer::Constants::Ones = MUST(BAN::RefPtr<Integer>::create(0xFFFFFFFFFFFFFFFF, true));
AML::ParseContext context; AML::ParseContext context;
context.scope = AML::NameString("\\"sv); context.scope = AML::NameString("\\"sv);

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@ -27,6 +27,8 @@ namespace Kernel::ACPI
AML::ParseResult AML::ParseResult::Failure = AML::ParseResult(AML::ParseResult::Result::Failure); AML::ParseResult AML::ParseResult::Failure = AML::ParseResult(AML::ParseResult::Result::Failure);
AML::ParseResult AML::ParseResult::Success = AML::ParseResult(AML::ParseResult::Result::Success); AML::ParseResult AML::ParseResult::Success = AML::ParseResult(AML::ParseResult::Result::Success);
uint64_t AML::Node::total_node_count = 0;
BAN::Optional<uint64_t> AML::Node::as_integer() BAN::Optional<uint64_t> AML::Node::as_integer()
{ {
if (type == Type::Integer) if (type == Type::Integer)
@ -214,6 +216,8 @@ namespace Kernel::ACPI
AML_ERROR("Failed to evaluate {}", name_string.value()); AML_ERROR("Failed to evaluate {}", name_string.value());
return ParseResult::Failure; return ParseResult::Failure;
} }
if (!result.value())
return ParseResult::Success;
return ParseResult(result.value()); return ParseResult(result.value());
} }
return ParseResult(aml_object); return ParseResult(aml_object);

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@ -101,24 +101,19 @@ namespace Kernel::ACPI
auto result = method->evaluate({}, sync_stack); auto result = method->evaluate({}, sync_stack);
if (!result.has_value()) if (!result.has_value())
{ {
AML_ERROR("Failed to evaluate {}._STA", scope->scope); AML_ERROR("Failed to evaluate {}._STA, ignoring device", scope->scope);
return false; return true;
} }
if (!result.value()) auto result_value = result.has_value() ? result.value()->as_integer() : BAN::Optional<uint64_t>();
{ if (!result_value.has_value())
AML_ERROR("Failed to evaluate {}._STA, return value is null", scope->scope);
return false;
}
auto result_val = result.value()->as_integer();
if (!result_val.has_value())
{ {
AML_ERROR("Failed to evaluate {}._STA, return value could not be resolved to integer", scope->scope); AML_ERROR("Failed to evaluate {}._STA, return value could not be resolved to integer", scope->scope);
AML_ERROR(" Return value: "); AML_ERROR(" Return value: ");
result.value()->debug_print(0); result.value()->debug_print(0);
return false; return false;
} }
run_ini = (result_val.value() & 0x01); run_ini = (result_value.value() & 0x01);
init_children = run_ini || (result_val.value() & 0x02); init_children = run_ini || (result_value.value() & 0x02);
} }
if (run_ini) if (run_ini)