Compare commits

..

No commits in common. "135ca8395f05dba14a16efb93f763c28bbd1ef34" and "7d34bd8f8248c8ba4d0c5633c5787fd845355f1d" have entirely different histories.

23 changed files with 163 additions and 2606 deletions

View File

@ -10,12 +10,7 @@ endif()
set(KERNEL_SOURCES
font/prefs.psf.o
kernel/ACPI/ACPI.cpp
kernel/ACPI/AML.cpp
kernel/ACPI/AML/DataObject.cpp
kernel/ACPI/AML/MiscObject.cpp
kernel/ACPI/AML/NameObject.cpp
kernel/ACPI/AML/TermObject.cpp
kernel/ACPI.cpp
kernel/APIC.cpp
kernel/BootInfo.cpp
kernel/CPUID.cpp

View File

@ -54,7 +54,7 @@ bananboot_end:
.section .bss, "aw", @nobits
boot_stack_bottom:
.skip 4096 * 64
.skip 4096 * 4
boot_stack_top:
.global g_kernel_cmdline

View File

@ -0,0 +1,144 @@
#pragma once
#include <BAN/Vector.h>
#include <kernel/Memory/Types.h>
namespace Kernel
{
class ACPI
{
public:
struct GAS
{
uint8_t address_space_id;
uint8_t register_bit_width;
uint8_t register_bit_offset;
uint8_t access_size;
uint64_t address;
} __attribute__((packed));
struct SDTHeader
{
uint8_t signature[4];
uint32_t length;
uint8_t revision;
uint8_t checksum;
uint8_t oemid[6];
uint64_t oem_table_id;
uint32_t oem_revision;
uint32_t creator_id;
uint32_t creator_revision;
} __attribute__((packed));
struct FADT : public SDTHeader
{
uint32_t firmware_ctrl;
uint32_t dsdt;
uint8_t __reserved;
uint8_t preferred_pm_profile;
uint16_t sci_int;
uint32_t smi_cmd;
uint8_t acpi_enable;
uint8_t acpi_disable;
uint8_t s4bios_req;
uint8_t pstate_cnt;
uint32_t pm1a_evt_blk;
uint32_t pm1b_evt_blk;
uint32_t pm1a_cnt_blk;
uint32_t pm1b_cnt_blk;
uint32_t pm2_cnt_blk;
uint32_t pm_tmr_blk;
uint32_t gpe0_blk;
uint32_t gpe1_blk;
uint8_t pm1_evt_len;
uint8_t pm1_cnt_len;
uint8_t pm2_cnt_len;
uint8_t pm_tmr_len;
uint8_t gpe0_blk_len;
uint8_t gpe1_blk_len;
uint8_t gpe1_base;
uint8_t cst_cnt;
uint16_t p_lvl2_lat;
uint16_t p_lvl3_lat;
uint16_t flush_size;
uint16_t flush_stride;
uint8_t duty_offset;
uint8_t duty_width;
uint8_t day_alrm;
uint8_t mon_alrm;
uint8_t century;
uint16_t iapc_boot_arch;
uint8_t __reserved2;
uint32_t flags;
uint8_t reset_reg[12];
uint8_t reset_value;
uint16_t arm_boot_arch;
uint8_t fadt_minor_version;
uint64_t x_firmware_version;
uint64_t x_dsdt;
uint8_t x_pm1a_evt_blk[12];
uint8_t x_pm1b_evt_blk[12];
uint8_t x_pm1a_cnt_blk[12];
uint8_t x_pm1b_cnt_blk[12];
uint8_t x_pm2_cnt_blk[12];
uint8_t x_pm_tmr_blk[12];
uint8_t x_gpe0_blk[12];
uint8_t x_gpe1_blk[12];
uint8_t sleep_control_reg[12];
uint8_t sleep_status_reg[12];
uint64_t hypervison_vendor_identity;
} __attribute__((packed));
struct HPET : public SDTHeader
{
uint8_t hardware_rev_id;
uint8_t comparator_count : 5;
uint8_t count_size_cap : 1;
uint8_t reserved : 1;
uint8_t legacy_replacement_irq_routing_cable : 1;
uint16_t pci_vendor_id;
GAS base_address;
uint8_t hpet_number;
uint16_t main_counter_minimum_clock_tick;
uint8_t page_protection_and_oem_attribute;
} __attribute__((packed));
public:
static BAN::ErrorOr<void> initialize();
static ACPI& get();
const SDTHeader* get_header(BAN::StringView signature, uint32_t index);
private:
ACPI() = default;
BAN::ErrorOr<void> initialize_impl();
private:
paddr_t m_header_table_paddr = 0;
vaddr_t m_header_table_vaddr = 0;
uint32_t m_entry_size = 0;
struct MappedPage
{
Kernel::paddr_t paddr;
Kernel::vaddr_t vaddr;
SDTHeader* as_header() { return (SDTHeader*)vaddr; }
};
BAN::Vector<MappedPage> m_mapped_headers;
};
}
namespace BAN::Formatter
{
template<typename F>
void print_argument(F putc, const Kernel::ACPI::SDTHeader& header, const ValueFormat& format)
{
putc(header.signature[0]);
putc(header.signature[1]);
putc(header.signature[2]);
putc(header.signature[3]);
}
}

View File

@ -1,37 +0,0 @@
#pragma once
#include <BAN/Vector.h>
#include <kernel/ACPI/Headers.h>
#include <kernel/Memory/Types.h>
namespace Kernel::ACPI
{
class ACPI
{
public:
static BAN::ErrorOr<void> initialize();
static ACPI& get();
const SDTHeader* get_header(BAN::StringView signature, uint32_t index);
private:
ACPI() = default;
BAN::ErrorOr<void> initialize_impl();
private:
paddr_t m_header_table_paddr = 0;
vaddr_t m_header_table_vaddr = 0;
uint32_t m_entry_size = 0;
struct MappedPage
{
Kernel::paddr_t paddr;
Kernel::vaddr_t vaddr;
SDTHeader* as_header() { return (SDTHeader*)vaddr; }
};
BAN::Vector<MappedPage> m_mapped_headers;
};
}

View File

@ -1,19 +0,0 @@
#pragma once
#include <kernel/ACPI/Headers.h>
namespace Kernel::ACPI
{
class AMLParser
{
public:
~AMLParser();
static AMLParser parse_table(const SDTHeader& header);
private:
AMLParser();
};
}

View File

@ -1,265 +0,0 @@
#pragma once
#include <BAN/Formatter.h>
#include <BAN/Vector.h>
#include <BAN/StringView.h>
#include <kernel/Debug.h>
#define DUMP_AML 0
#if DUMP_AML
#define AML_DEBUG_CONCAT_IMPL(x, y) x##y
#define AML_DEBUG_CONCAT(x, y) AML_DEBUG_CONCAT_IMPL(x, y)
#define AML_DEBUG_INDENT_SCOPE() Kernel::ACPI::AML::Indenter AML_DEBUG_CONCAT(indenter, __COUNTER__)
#define __AML_DEBUG_PRINT_INDENT() \
do { \
BAN::Formatter::print(Debug::putchar, "{}:{3} ", __BASE_FILE__, __LINE__); \
for (size_t i = 1; i < AML::g_depth; i++) \
BAN::Formatter::print(Debug::putchar, ""); \
if (AML::g_depth > 0) \
BAN::Formatter::print(Debug::putchar, "├─"); \
} while (0)
#define AML_DEBUG_PRINT_FN() \
__AML_DEBUG_PRINT_INDENT(); \
AML_DEBUG_INDENT_SCOPE(); \
BAN::Formatter::println(Debug::putchar, "{}", AML::get_class_name(__PRETTY_FUNCTION__))
#define AML_DEBUG_PRINT(...) \
do { \
__AML_DEBUG_PRINT_INDENT(); \
BAN::Formatter::println(Debug::putchar, __VA_ARGS__); \
} while (0)
#else
#define AML_DEBUG_PRINT_FN()
#define AML_DEBUG_PRINT(...)
#define AML_DEBUG_INDENT_SCOPE()
#define __AML_DEBUG_PRINT_INDENT()
#endif
#define AML_DEBUG_TODO(...) \
do { \
__AML_DEBUG_PRINT_INDENT(); \
BAN::Formatter::print(Debug::putchar, "\e[33mTODO: "); \
BAN::Formatter::print(Debug::putchar, __VA_ARGS__); \
BAN::Formatter::println(Debug::putchar, "\e[m"); \
} while (0)
#define AML_DEBUG_ERROR(...) \
do { \
__AML_DEBUG_PRINT_INDENT(); \
BAN::Formatter::print(Debug::putchar, "\e[31m"); \
BAN::Formatter::print(Debug::putchar, __VA_ARGS__); \
BAN::Formatter::println(Debug::putchar, "\e[m"); \
} while (0)
#define AML_DEBUG_CANNOT_PARSE(TYPE, SPAN) \
do { \
__AML_DEBUG_PRINT_INDENT(); \
BAN::Formatter::print(Debug::putchar, "\e[31mCannot parse " TYPE " (span {} bytes", SPAN.size()); \
if (SPAN.size() > 0) \
BAN::Formatter::print(Debug::putchar, ", {2H}", SPAN[0]); \
if (SPAN.size() > 1) \
BAN::Formatter::print(Debug::putchar, " {2H}", SPAN[1]); \
BAN::Formatter::println(Debug::putchar, ")\e[m"); \
} while (0)
namespace Kernel::ACPI::AML
{
extern size_t g_depth;
struct Indenter
{
Indenter() { g_depth++; }
~Indenter() { g_depth--; }
};
static BAN::StringView get_class_name(BAN::StringView pretty_function)
{
return MUST(MUST(pretty_function.split(' '))[2].split(':'))[3];
}
}
#define GEN_PARSE_CASE_TODO(NAME) \
case AML::Byte::NAME: \
AML_DEBUG_TODO(#NAME); \
return {};
#define AML_TRY_PARSE_PACKAGE(NAME) \
auto opt_##NAME = AML::PkgLength::parse_package(span); \
if (!opt_##NAME.has_value()) \
return {}; \
auto NAME = opt_##NAME.release_value();
#define AML_TRY_PARSE(NAME, TYPE, SPAN) \
if (!TYPE::can_parse(SPAN)) \
{ \
AML_DEBUG_CANNOT_PARSE(#TYPE, SPAN); \
return {}; \
} \
auto NAME = TYPE::parse(SPAN); \
if (!NAME.has_value()) \
return {}
#define AML_TRY_PARSE_IF_CAN(TYPE) \
if (TYPE::can_parse(span)) \
{ \
if (auto obj = TYPE::parse(span); obj.has_value()) \
return obj.release_value(); \
return {}; \
}
namespace Kernel::ACPI::AML {
enum class Byte : uint8_t
{
ExtOpPrefix = 0x5B,
// NamePath
DualNamePrefix = 0x2E,
MultiNamePrefix = 0x2F,
// NameSpaceModifierObj
AliasOp = 0x06,
NameOp = 0x08,
ScopeOp = 0x10,
// ConstObj
ZeroOp = 0x00,
OneOp = 0x01,
OnesOp = 0xFF,
// ComputationalData
BytePrefix = 0x0A,
WordPrefix = 0x0B,
DWordPrefix = 0x0C,
StringPrefix = 0x0D,
QWordPrefix = 0x0E,
BufferOp = 0x11,
ExtRevisionOp = 0x30,
// DataObject
PackageOp = 0x12,
VarPackageOp = 0x13,
// NamedObj
ExternalOp = 0x15,
CreateDWordFieldOp = 0x8A,
CreateWordFieldOp = 0x8B,
CreateByteFieldOp = 0x8C,
CreateBitFieldOp = 0x8D,
CreateQWordFieldOp = 0x8F,
ExtCreateFieldOp = 0x13,
ExtOpRegionOp = 0x80,
ExtProcessorOp = 0x83, // deprecated
ExtPowerResOp = 0x84,
ExtThermalZoneOp = 0x85,
ExtBankFieldOp = 0x87,
ExtDataRegionOp = 0x88,
// ... not specified
MethodOp = 0x14,
ExtMutexOp = 0x01,
ExtEventOp = 0x02,
ExtFieldOp = 0x81,
ExtDeviceOp = 0x82,
ExtIndexFieldOp = 0x86,
// StatementOpcode
BreakOp = 0xA5,
BreakPointOp = 0xCC,
ContinueOp = 0x9F,
ElseOp = 0xA1,
IfOp = 0xA0,
NoopOp = 0xA3,
NotifyOp = 0x86,
ReturnOp = 0xA4,
WhileOp = 0xA2,
ExtFatalOp = 0x32,
ExtReleaseOp = 0x27,
ExtResetOp = 0x26,
ExtSignalOp = 0x24,
ExtSleepOp = 0x22,
ExtStallOp = 0x21,
// ExpressionOpcode
//PackageOp = 0x12,
//VarPackageOp = 0x13,
//BufferOp = 0x11,
StoreOp = 0x70,
RefOfOp = 0x71,
AddOp = 0x72,
ConcatOp = 0x73,
SubtractOp = 0x74,
IncrementOp = 0x75,
DecrementOp = 0x76,
MultiplyOp = 0x77,
DivideOp = 0x78,
ShiftLeftOp = 0x79,
ShiftRightOp = 0x7A,
AndOp = 0x7B,
NAndOp = 0x7C,
OrOp = 0x7D,
NOrOp = 0x7E,
XOrOp = 0x7F,
NotOp = 0x80,
FindSetLeftBitOp = 0x81,
FindSetRightBitOp = 0x82,
DerefOfOp = 0x83,
ConcatResOp = 0x84,
ModOp = 0x85,
SizeOfOp = 0x87,
IndexOp = 0x88,
MatchOp = 0x89,
ObjectTypeOp = 0x8E,
LAndOp = 0x90,
LOrOp = 0x91,
LNotOp = 0x92,
LEqualOp = 0x93,
LGreaterOp = 0x94,
LLessOp = 0x95,
ToBufferOp = 0x96,
ToDecimalStringOp = 0x97,
ToHexStringOp = 0x98,
ToIntegerOp = 0x99,
ToStringOp = 0x9C,
CopyObjectOp = 0x9D,
MidOp = 0x9E,
ExtCondRefOfOp = 0x12,
ExtLoadTableOp = 0x1F,
ExtLoadOp = 0x20,
ExtAcquireOp = 0x23,
ExtWaitOp = 0x25,
ExtFromBCDOp = 0x28,
ExtToBCDOp = 0x29,
ExtTimerOp = 0x33,
// LocalObj
Local0Op = 0x60,
Local1Op = 0x61,
Local2Op = 0x62,
Local3Op = 0x63,
Local4Op = 0x64,
Local5Op = 0x65,
Local6Op = 0x66,
Local7Op = 0x67,
// ArgObj
Arg0Op = 0x68,
Arg1Op = 0x69,
Arg2Op = 0x6A,
Arg3Op = 0x6B,
Arg4Op = 0x6C,
Arg5Op = 0x6D,
Arg6Op = 0x6E,
// DebugObj
ExtDebugOp = 0x31,
};
}

View File

@ -1,101 +0,0 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/Optional.h>
#include <BAN/String.h>
#include <BAN/UniqPtr.h>
#include <BAN/Variant.h>
#include <BAN/Vector.h>
#include <kernel/ACPI/AML/NameObject.h>
namespace Kernel::ACPI::AML
{
// ACPI Spec 6.4, Section 20.2.3
// Integer := ByteConst | WordConst | DWordConst | QWordConst
// Not actually defined in the spec...
struct Integer
{
uint64_t value;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<Integer> parse(BAN::ConstByteSpan& span);
};
// Buffer := BufferOp PkgLength BufferSize ByteList
struct Buffer
{
Integer buffer_size;
BAN::Vector<uint8_t> data;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<Buffer> parse(BAN::ConstByteSpan& span);
};
// ComputationalData := Integer | String | ConstObj | RevisionOp | DefBuffer
struct ComputationalData
{
struct String
{
BAN::String value;
};
struct ConstObj
{
enum class Type
{
Zero,
One,
Ones
};
Type type;
};
struct RevisionOp {};
BAN::Variant<Integer, String, ConstObj, RevisionOp, Buffer> data;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<ComputationalData> parse(BAN::ConstByteSpan& span);
};
struct DataRefObject;
// PackageElement := DataRefObject | NameString
using PackageElement = BAN::Variant<BAN::UniqPtr<DataRefObject>, NameString>;
// DefPackage := PackageOp PkgLength NumElements PackageElementList
struct Package
{
BAN::Vector<PackageElement> elements;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<Package> parse(BAN::ConstByteSpan& span);
};
// DefVarPackage := VarPackageOp PkgLength VarNumElements PackageElementList
struct VarPackage
{
BAN::Vector<PackageElement> elements;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<VarPackage> parse(BAN::ConstByteSpan& span);
};
// DataObject := ComputationalData | DefPackage | DefVarPackage
struct DataObject
{
BAN::Variant<ComputationalData, Package, VarPackage> data;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<DataObject> parse(BAN::ConstByteSpan& span);
};
// DataRefObject := DataObject | ObjectReference
struct DataRefObject
{
BAN::Variant<DataObject, Integer> object;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<DataRefObject> parse(BAN::ConstByteSpan& span);
};
}

View File

@ -1,56 +0,0 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/Optional.h>
namespace Kernel::ACPI::AML
{
// ACPI Spec 6.4, Section 20.2.6
// ArgObj := Arg0Op | Arg1Op | Arg2Op | Arg3Op | Arg4Op | Arg5Op | Arg6Op
struct ArgObj
{
enum class Type
{
Arg0,
Arg1,
Arg2,
Arg3,
Arg4,
Arg5,
Arg6,
};
Type type;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<ArgObj> parse(BAN::ConstByteSpan& span);
};
// LocalObj := Local0Op | Local1Op | Local2Op | Local3Op | Local4Op | Local5Op | Local6Op | Local7Op
struct LocalObj
{
enum class Type
{
Local0,
Local1,
Local2,
Local3,
Local4,
Local5,
Local6,
Local7,
};
Type type;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<LocalObj> parse(BAN::ConstByteSpan& span);
};
// DebugObj := DebugOp
struct DebugObj
{
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<DebugObj> parse(BAN::ConstByteSpan& span);
};
}

View File

@ -1,46 +0,0 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/Optional.h>
#include <BAN/String.h>
#include <BAN/UniqPtr.h>
#include <BAN/Variant.h>
#include <BAN/Vector.h>
#include <kernel/ACPI/AML/MiscObject.h>
namespace Kernel::ACPI::AML
{
// ACPI Spec 6.4, Section 20.2.2
// NameSeg := LeadNameChar NameChar NameChar NameChar
// NameString := ('\' | {'^'}) (NameSeg | (DualNamePrefix NameSeg NameSeg) | (MultiNamePrefix SegCount NameSeg(SegCount)) | 0x00)
struct NameString
{
BAN::String prefix;
BAN::Vector<BAN::String> path;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<NameString> parse(BAN::ConstByteSpan& span);
};
// SimpleName := NameString | ArgObj | LocalObj
struct SimpleName
{
BAN::Variant<NameString, ArgObj, LocalObj> name;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<SimpleName> parse(BAN::ConstByteSpan& span);
};
struct ReferenceTypeOpcode;
// SuperName := SimpleName | DebugObj | ReferenceTypeOpcode
struct SuperName
{
BAN::Variant<SimpleName, DebugObj, BAN::UniqPtr<ReferenceTypeOpcode>> name;
static bool can_parse(BAN::ConstByteSpan span);
static BAN::Optional<SuperName> parse(BAN::ConstByteSpan& span);
};
}

View File

@ -1,36 +0,0 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/Optional.h>
#include <kernel/ACPI/AML/Bytes.h>
namespace Kernel::ACPI::AML
{
struct PkgLength
{
static BAN::Optional<BAN::ConstByteSpan> parse_package(BAN::ConstByteSpan& span)
{
if (span.size() < 1)
return {};
uint8_t count = (span[0] >> 6) + 1;
if (span.size() < count)
return {};
if (count > 1 && (span[0] & 0x30))
return {};
uint32_t length = span[0] & 0x3F;
for (uint8_t i = 1; i < count; i++)
length |= static_cast<uint32_t>(span[i]) << (i * 8 - 4);
if (span.size() < length)
return {};
auto result = span.slice(count, length - count);
span = span.slice(length);
return result;
}
};
}

View File

@ -1,328 +0,0 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/Optional.h>
#include <BAN/UniqPtr.h>
#include <BAN/Variant.h>
#include <BAN/Vector.h>
#include <kernel/ACPI/AML/DataObject.h>
#include <kernel/ACPI/AML/MiscObject.h>
#include <kernel/ACPI/AML/NameObject.h>
namespace Kernel::ACPI::AML
{
// ACPI Spec 6.4, Section 20.2.5
struct TermObj;
struct TermArg;
// TermList := Nothing | TermObj TermList
struct TermList
{
BAN::Vector<TermObj> terms;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<TermList> parse(BAN::ConstByteSpan&);
};
// MethodInvocation := NameString TermArgList
struct MethodInvocation
{
NameString name;
BAN::Vector<TermArg> term_args;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<MethodInvocation> parse(BAN::ConstByteSpan&);
};
// ExpressionOpcode := DefAcquire | DefAdd | DefAnd | DefBuffer | DefConcat | DefConcatRes | DefCondRefOf
// | DefCopyObject | DefDecrement | DefDerefOf | DefDivide | DefFindSetLeftBit
// | DefFindSetRightBit | DefFromBCD | DefIncrement | DefIndex | DefLAnd | DefLEqual
// | DefLGreater | DefLGreaterEqual | DefLLess | DefLLessEqual | DefMid | DefLNot
// | DefLNotEqual | DefLoadTable | DefLOr | DefMatch | DefMod | DefMultiply | DefNAnd
// | DefNOr | DefNot | DefObjectType | DefOr | DefPackage | DefVarPackage | DefRefOf
// | DefShiftLeft | DefShiftRight | DefSizeOf | DefStore | DefSubtract | DefTimer
// | DefToBCD | DefToBuffer | DefToDecimalString | DefToHexString | DefToInteger
// | DefToString | DefWait | DefXOr | MethodInvocation
struct ExpressionOpcode
{
struct UnaryOp
{
enum class Type
{
Decrement,
Increment,
RefOf,
SizeOf,
};
Type type;
SuperName object;
};
struct BinaryOp
{
enum class Type
{
Add,
And,
Multiply,
NAnd,
NOr,
Or,
Subtract,
XOr,
ShiftLeft,
ShiftRight,
};
Type type;
BAN::UniqPtr<TermArg> source1;
BAN::UniqPtr<TermArg> source2;
SuperName target;
};
struct LogicalBinaryOp
{
enum class Type
{
And,
Equal,
Greater,
Less,
Or,
// GreaterEqual, LessEqual, NotEqual handled by Not + LogicalBinaryOp
};
Type type;
BAN::UniqPtr<TermArg> operand1;
BAN::UniqPtr<TermArg> operand2;
};
#define GEN_OPCODE_STRUCT_OPERAND_TARGET(NAME) struct NAME { BAN::UniqPtr<TermArg> operand; SuperName target; }
GEN_OPCODE_STRUCT_OPERAND_TARGET(ToBuffer);
GEN_OPCODE_STRUCT_OPERAND_TARGET(ToDecimalString);
GEN_OPCODE_STRUCT_OPERAND_TARGET(ToHexString);
GEN_OPCODE_STRUCT_OPERAND_TARGET(ToInteger);
#undef GEN_OPCODE_STRUCT_OPERAND_TARGET
struct Acquire
{
SuperName mutex;
uint16_t timeout;
};
struct Store
{
BAN::UniqPtr<TermArg> source;
SuperName target;
};
BAN::Variant<
UnaryOp, BinaryOp, LogicalBinaryOp,
ToBuffer, ToDecimalString, ToHexString, ToInteger,
Acquire, Buffer, Package, VarPackage, Store, MethodInvocation
> opcode;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<ExpressionOpcode> parse(BAN::ConstByteSpan&);
};
// TermArg := ExpressionOpcode | DataObject | ArgObj | LocalObj
struct TermArg
{
BAN::Variant<ExpressionOpcode, DataObject, ArgObj, LocalObj> arg;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<TermArg> parse(BAN::ConstByteSpan&);
};
// NameSpaceModifierObj := DefAlias | DefName | DefScope
struct NameSpaceModifierObj
{
struct Alias {};
struct Name
{
NameString name;
DataRefObject object;
};
struct Scope
{
NameString name;
TermList term_list;
};
BAN::Variant<Alias, Name, Scope> modifier;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<NameSpaceModifierObj> parse(BAN::ConstByteSpan&);
};
// NamedObj := DefBankField | DefCreateBitField | DefCreateByteField | DefCreateDWordField | DefCreateField
// | DefCreateQWordField | DefCreateWordField | DefDataRegion | DefExternal | DefOpRegion
// | DefProcessor(deprecated) | DefPowerRes | DefThermalZone
// Spec does not specify any of DefDevice, DefEvent, DefField, DefIndexField, DefMethod, DefMutex as options
struct NamedObj
{
struct CreateSizedField
{
enum class Type
{
Bit,
Byte,
Word,
DWord,
QWord,
};
Type type;
TermArg buffer;
TermArg index;
NameString name;
};
struct BankField {};
struct CreateField {};
struct DataRegion {};
struct External {};
struct OpRegion
{
enum class RegionSpace : uint8_t
{
SystemMemory = 0x00,
SystemIO = 0x01,
PCIConfigSpace = 0x02,
EmbeddedController = 0x03,
SMBus = 0x04,
SystemCMOS = 0x05,
PCIBarTarget = 0x06,
IPMI = 0x07,
GeneralPurposeIO = 0x08,
ResourceDescriptor = 0x09,
PCC = 0x0A,
};
NameString name;
RegionSpace region_space;
TermArg region_offset;
TermArg region_length;
};
struct Processor
{
NameString name;
uint8_t processor_id;
uint32_t p_blk_address;
uint8_t p_blk_length;
TermList term_list;
};
struct PowerRes {};
struct ThermalZone {};
struct Device
{
NameString name;
TermList term_list;
};
struct Event {};
struct Field
{
NameString name;
// field flags
// field list
};
struct IndexField {};
struct Method
{
NameString name;
uint8_t argument_count;
bool serialized;
uint8_t sync_level;
TermList term_list;
};
struct Mutex
{
NameString name;
uint8_t sync_level;
};
BAN::Variant<BankField, CreateSizedField, CreateField, DataRegion,
External, OpRegion, PowerRes, Processor, ThermalZone, Device,
Event, Field, IndexField, Method, Mutex
> object;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<NamedObj> parse(BAN::ConstByteSpan&);
};
// Object := NameSpaceModifierObj | NamedObj
struct Object
{
BAN::Variant<NameSpaceModifierObj, NamedObj> object;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<Object> parse(BAN::ConstByteSpan&);
};
// StatementOpcode := DefBreak | DefBreakPoint | DefContinue | DefFatal | DefIfElse | DefNoop | DefNotify
// | DefRelease | DefReset | DefReturn | DefSignal | DefSleep | DefStall | DefWhile
struct StatementOpcode
{
struct IfElse
{
TermArg predicate;
TermList true_list;
TermList false_list;
};
struct Notify
{
SuperName object;
TermArg value;
};
struct Release
{
SuperName mutex;
};
struct Return
{
// TODO: Is argument actually optional?
// This is not specified in the spec but it seems like it should be
BAN::Optional<DataRefObject> arg;
};
BAN::Variant<IfElse, Notify, Release, Return> opcode;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<StatementOpcode> parse(BAN::ConstByteSpan&);
};
// TermObj := Object | StatementOpcode | ExpressionOpcode
struct TermObj
{
BAN::Variant<Object, StatementOpcode, ExpressionOpcode> term;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<TermObj> parse(BAN::ConstByteSpan&);
};
// ReferenceTypeOpcode := DefRefOf | DefDerefOf | DefIndex | UserTermObj
struct ReferenceTypeOpcode
{
struct RefOf
{
SuperName target;
};
struct DerefOf
{
TermArg source;
};
struct Index
{
TermArg source;
TermArg index;
SuperName destination;
};
struct UserTermObj
{
MethodInvocation method;
};
BAN::Variant<RefOf, DerefOf, Index, UserTermObj> opcode;
static bool can_parse(BAN::ConstByteSpan);
static BAN::Optional<ReferenceTypeOpcode> parse(BAN::ConstByteSpan&);
};
}

View File

@ -1,115 +0,0 @@
#pragma once
#include <stdint.h>
namespace Kernel::ACPI
{
struct GAS
{
uint8_t address_space_id;
uint8_t register_bit_width;
uint8_t register_bit_offset;
uint8_t access_size;
uint64_t address;
} __attribute__((packed));
struct SDTHeader
{
uint8_t signature[4];
uint32_t length;
uint8_t revision;
uint8_t checksum;
uint8_t oemid[6];
uint64_t oem_table_id;
uint32_t oem_revision;
uint32_t creator_id;
uint32_t creator_revision;
} __attribute__((packed));
struct FADT : public SDTHeader
{
uint32_t firmware_ctrl;
uint32_t dsdt;
uint8_t __reserved;
uint8_t preferred_pm_profile;
uint16_t sci_int;
uint32_t smi_cmd;
uint8_t acpi_enable;
uint8_t acpi_disable;
uint8_t s4bios_req;
uint8_t pstate_cnt;
uint32_t pm1a_evt_blk;
uint32_t pm1b_evt_blk;
uint32_t pm1a_cnt_blk;
uint32_t pm1b_cnt_blk;
uint32_t pm2_cnt_blk;
uint32_t pm_tmr_blk;
uint32_t gpe0_blk;
uint32_t gpe1_blk;
uint8_t pm1_evt_len;
uint8_t pm1_cnt_len;
uint8_t pm2_cnt_len;
uint8_t pm_tmr_len;
uint8_t gpe0_blk_len;
uint8_t gpe1_blk_len;
uint8_t gpe1_base;
uint8_t cst_cnt;
uint16_t p_lvl2_lat;
uint16_t p_lvl3_lat;
uint16_t flush_size;
uint16_t flush_stride;
uint8_t duty_offset;
uint8_t duty_width;
uint8_t day_alrm;
uint8_t mon_alrm;
uint8_t century;
uint16_t iapc_boot_arch;
uint8_t __reserved2;
uint32_t flags;
uint8_t reset_reg[12];
uint8_t reset_value;
uint16_t arm_boot_arch;
uint8_t fadt_minor_version;
uint64_t x_firmware_version;
uint64_t x_dsdt;
uint8_t x_pm1a_evt_blk[12];
uint8_t x_pm1b_evt_blk[12];
uint8_t x_pm1a_cnt_blk[12];
uint8_t x_pm1b_cnt_blk[12];
uint8_t x_pm2_cnt_blk[12];
uint8_t x_pm_tmr_blk[12];
uint8_t x_gpe0_blk[12];
uint8_t x_gpe1_blk[12];
uint8_t sleep_control_reg[12];
uint8_t sleep_status_reg[12];
uint64_t hypervison_vendor_identity;
} __attribute__((packed));
struct HPET : public SDTHeader
{
uint8_t hardware_rev_id;
uint8_t comparator_count : 5;
uint8_t count_size_cap : 1;
uint8_t reserved : 1;
uint8_t legacy_replacement_irq_routing_cable : 1;
uint16_t pci_vendor_id;
GAS base_address;
uint8_t hpet_number;
uint16_t main_counter_minimum_clock_tick;
uint8_t page_protection_and_oem_attribute;
} __attribute__((packed));
}
namespace BAN::Formatter
{
template<typename F>
void print_argument(F putc, const Kernel::ACPI::SDTHeader& header, const struct ValueFormat&)
{
putc(header.signature[0]);
putc(header.signature[1]);
putc(header.signature[2]);
putc(header.signature[3]);
}
}

View File

@ -93,7 +93,7 @@ namespace Kernel
void on_exit();
private:
static constexpr size_t m_kernel_stack_size = PAGE_SIZE * 64;
static constexpr size_t m_kernel_stack_size = PAGE_SIZE * 4;
static constexpr size_t m_userspace_stack_size = PAGE_SIZE * 4;
BAN::UniqPtr<VirtualRange> m_kernel_stack;
BAN::UniqPtr<VirtualRange> m_userspace_stack;

View File

@ -1,7 +1,6 @@
#include <BAN/ScopeGuard.h>
#include <BAN/StringView.h>
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI/AML.h>
#include <kernel/ACPI.h>
#include <kernel/BootInfo.h>
#include <kernel/Memory/PageTable.h>
@ -10,15 +9,15 @@
#define RSPD_SIZE 20
#define RSPDv2_SIZE 36
namespace Kernel::ACPI
namespace Kernel
{
struct RSDT : public SDTHeader
struct RSDT : public ACPI::SDTHeader
{
uint32_t entries[];
} __attribute__((packed));
struct XSDT : public SDTHeader
struct XSDT : public ACPI::SDTHeader
{
uint64_t entries[];
} __attribute__((packed));
@ -32,11 +31,6 @@ namespace Kernel::ACPI
if (s_instance == nullptr)
return BAN::Error::from_errno(ENOMEM);
TRY(s_instance->initialize_impl());
auto dsdt = s_instance->get_header("DSDT", 0);
ASSERT(dsdt);
AMLParser::parse_table(*dsdt);
#if ARCH(x86_64)
lai_create_namespace();
#endif
@ -88,7 +82,7 @@ namespace Kernel::ACPI
return nullptr;
}
static bool is_valid_std_header(const SDTHeader* header)
static bool is_valid_std_header(const ACPI::SDTHeader* header)
{
uint8_t sum = 0;
for (uint32_t i = 0; i < header->length; i++)
@ -231,7 +225,7 @@ namespace Kernel::ACPI
return {};
}
const SDTHeader* ACPI::get_header(BAN::StringView signature, uint32_t index)
const ACPI::SDTHeader* ACPI::get_header(BAN::StringView signature, uint32_t index)
{
if (signature.size() != 4)
{

View File

@ -1,281 +0,0 @@
#include <kernel/ACPI/AML/Bytes.h>
#include <kernel/ACPI/AML/DataObject.h>
#include <kernel/ACPI/AML/PackageLength.h>
namespace Kernel::ACPI
{
// Integer
bool AML::Integer::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
switch (static_cast<AML::Byte>(span[0]))
{
case AML::Byte::BytePrefix:
case AML::Byte::WordPrefix:
case AML::Byte::DWordPrefix:
case AML::Byte::QWordPrefix:
return true;
default:
return false;
}
}
BAN::Optional<AML::Integer> AML::Integer::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
switch (static_cast<AML::Byte>(span[0]))
{
#define AML_PARSE_INTEGER_CASE(TYPE, BYTES) \
case AML::Byte::TYPE##Prefix: \
{ \
span = span.slice(1); \
if (span.size() < BYTES) \
{ \
AML_DEBUG_CANNOT_PARSE(#TYPE, span); \
return {}; \
} \
uint64_t value = 0; \
for (size_t i = 0; i < BYTES; i++) \
value |= static_cast<uint64_t>(span[i]) << (i * 8); \
AML_DEBUG_PRINT("0x{H}", value); \
span = span.slice(BYTES); \
return Integer { .value = value }; \
}
AML_PARSE_INTEGER_CASE(Byte, 1)
AML_PARSE_INTEGER_CASE(Word, 2)
AML_PARSE_INTEGER_CASE(DWord, 4)
AML_PARSE_INTEGER_CASE(QWord, 8)
#undef AML_PARSE_INTEGER_CASE
default:
ASSERT_NOT_REACHED();
}
}
// Buffer
bool AML::Buffer::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
if (static_cast<AML::Byte>(span[0]) == AML::Byte::BufferOp)
return true;
return false;
}
BAN::Optional<AML::Buffer> AML::Buffer::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
span = span.slice(1);
AML_TRY_PARSE_PACKAGE(buffer_span);
AML_TRY_PARSE(buffer_size, AML::Integer, buffer_span);
if (buffer_span.size() < buffer_size->value)
{
AML_DEBUG_ERROR("Buffer size {} bytes and span only {} bytes", buffer_size->value, buffer_span.size());
return {};
}
BAN::Vector<uint8_t> data;
MUST(data.resize(buffer_size->value));
for (size_t i = 0; i < buffer_size->value; i++)
data[i] = buffer_span[i];
return Buffer { .buffer_size = buffer_size.release_value(), .data = BAN::move(data) };
}
// ComputationalData
bool AML::ComputationalData::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
if (static_cast<AML::Byte>(span[0]) == AML::Byte::ExtOpPrefix)
{
if (span.size() < 2)
return false;
switch (static_cast<AML::Byte>(span[1]))
{
case AML::Byte::ExtRevisionOp:
return true;
default:
return false;
}
}
switch (static_cast<AML::Byte>(span[0]))
{
case AML::Byte::ZeroOp:
case AML::Byte::OneOp:
case AML::Byte::OnesOp:
case AML::Byte::BytePrefix:
case AML::Byte::WordPrefix:
case AML::Byte::DWordPrefix:
case AML::Byte::StringPrefix:
case AML::Byte::QWordPrefix:
case AML::Byte::BufferOp:
return true;
default:
return false;
}
}
BAN::Optional<AML::ComputationalData> AML::ComputationalData::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
AML_TRY_PARSE_IF_CAN(AML::Buffer);
AML_TRY_PARSE_IF_CAN(AML::Integer);
switch (static_cast<AML::Byte>(span[0]))
{
#define AML_PARSE_CONST(TYPE) \
case AML::Byte::TYPE##Op: \
{ \
span = span.slice(1); \
AML_DEBUG_PRINT("{}", #TYPE); \
return ConstObj { .type = ConstObj::Type::TYPE }; \
}
AML_PARSE_CONST(Zero);
AML_PARSE_CONST(One);
AML_PARSE_CONST(Ones);
#undef AML_PARSE_CONST
case AML::Byte::StringPrefix:
{
span = span.slice(1);
BAN::String value;
while (span.size() > 0)
{
if (span[0] == 0x00 || span[0] > 0x7F)
break;
MUST(value.push_back(span[0]));
span = span.slice(1);
}
if (span.size() == 0 || span[0] != 0x00)
return {};
span = span.slice(1);
AML_DEBUG_PRINT("\"{}\"", value);
return String { .value = BAN::move(value) };
}
GEN_PARSE_CASE_TODO(BufferOp)
default:
ASSERT_NOT_REACHED();
}
ASSERT_NOT_REACHED();
}
#define AML_GEN_PACKAGE(NAME) \
bool AML::NAME::can_parse(BAN::ConstByteSpan span) \
{ \
if (span.size() < 1) \
return false; \
if (static_cast<AML::Byte>(span[0]) == AML::Byte::NAME##Op) \
return true; \
return false; \
} \
\
BAN::Optional<AML::NAME> AML::NAME::parse(BAN::ConstByteSpan& span) \
{ \
AML_DEBUG_PRINT_FN(); \
ASSERT(can_parse(span)); \
\
span = span.slice(1); \
\
AML_TRY_PARSE_PACKAGE(package_span); \
\
uint8_t count = package_span[0]; \
package_span = package_span.slice(1); \
\
AML_DEBUG_PRINT("Count: {}", count); \
\
BAN::Vector<PackageElement> elements; \
for (uint8_t i = 0; i < count; i++) \
{ \
if (DataRefObject::can_parse(package_span)) \
{ \
AML_TRY_PARSE(element, DataRefObject, package_span); \
MUST(elements.push_back(PackageElement { \
MUST(BAN::UniqPtr<DataRefObject>::create(element.release_value())) \
})); \
} \
else if (NameString::can_parse(package_span)) \
{ \
AML_TRY_PARSE(element, NameString, package_span); \
MUST(elements.push_back(PackageElement { \
element.release_value() \
})); \
} \
else \
{ \
AML_DEBUG_CANNOT_PARSE("PackageElement", package_span); \
return {}; \
} \
} \
\
return NAME { .elements = BAN::move(elements) }; \
}
AML_GEN_PACKAGE(Package)
AML_GEN_PACKAGE(VarPackage)
#undef AML_GEN_PACKAGE
// DataObject
bool AML::DataObject::can_parse(BAN::ConstByteSpan span)
{
if (ComputationalData::can_parse(span))
return true;
if (Package::can_parse(span))
return true;
if (VarPackage::can_parse(span))
return true;
return false;
}
BAN::Optional<AML::DataObject> AML::DataObject::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
AML_TRY_PARSE_IF_CAN(ComputationalData);
AML_TRY_PARSE_IF_CAN(Package);
AML_TRY_PARSE_IF_CAN(VarPackage);
ASSERT_NOT_REACHED();
}
// DataRefObject
bool AML::DataRefObject::can_parse(BAN::ConstByteSpan span)
{
if (DataObject::can_parse(span))
return true;
if (Integer::can_parse(span))
return true;
return false;
}
BAN::Optional<AML::DataRefObject> AML::DataRefObject::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
AML_TRY_PARSE_IF_CAN(DataObject);
AML_TRY_PARSE_IF_CAN(Integer);
ASSERT_NOT_REACHED();
}
}

View File

@ -1,99 +0,0 @@
#include <kernel/ACPI/AML/Bytes.h>
#include <kernel/ACPI/AML/MiscObject.h>
namespace Kernel::ACPI
{
// ArgObj
bool AML::ArgObj::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
switch (static_cast<AML::Byte>(span[0]))
{
case AML::Byte::Arg0Op:
case AML::Byte::Arg1Op:
case AML::Byte::Arg2Op:
case AML::Byte::Arg3Op:
case AML::Byte::Arg4Op:
case AML::Byte::Arg5Op:
case AML::Byte::Arg6Op:
return true;
default:
return false;
}
}
BAN::Optional<AML::ArgObj> AML::ArgObj::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
uint8_t type = static_cast<uint8_t>(span[0]) - static_cast<uint8_t>(AML::Byte::Arg0Op);
span = span.slice(1);
AML_DEBUG_PRINT("Arg{}", type);
return ArgObj { .type = static_cast<Type>(type) };
}
// LocalObj
bool AML::LocalObj::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
switch (static_cast<AML::Byte>(span[0]))
{
case AML::Byte::Local0Op:
case AML::Byte::Local1Op:
case AML::Byte::Local2Op:
case AML::Byte::Local3Op:
case AML::Byte::Local4Op:
case AML::Byte::Local5Op:
case AML::Byte::Local6Op:
case AML::Byte::Local7Op:
return true;
default:
return false;
}
}
BAN::Optional<AML::LocalObj> AML::LocalObj::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
uint8_t type = static_cast<uint8_t>(span[0]) - static_cast<uint8_t>(AML::Byte::Local0Op);
span = span.slice(1);
AML_DEBUG_PRINT("Local{}", type);
return LocalObj { .type = static_cast<Type>(type) };
}
// DebugObj
bool AML::DebugObj::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 2)
return false;
if (static_cast<AML::Byte>(span[0]) != AML::Byte::ExtOpPrefix)
return false;
if (static_cast<AML::Byte>(span[1]) != AML::Byte::ExtDebugOp)
return false;
return true;
}
BAN::Optional<AML::DebugObj> AML::DebugObj::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
span = span.slice(2);
return DebugObj {};
}
}

View File

@ -1,162 +0,0 @@
#include <kernel/ACPI/AML/Bytes.h>
#include <kernel/ACPI/AML/NameObject.h>
#include <kernel/ACPI/AML/TermObject.h>
namespace Kernel::ACPI
{
static constexpr bool is_lead_name_char(uint8_t ch)
{
return ('A' <= ch && ch <= 'Z') || ch == '_';
}
static constexpr bool is_name_char(uint8_t ch)
{
return is_lead_name_char(ch) || ('0' <= ch && ch <= '9');
}
// NameString
bool AML::NameString::can_parse(BAN::ConstByteSpan span)
{
if (span.size() < 1)
return false;
if (span[0] == '\\' || span[0] == '^' || span[0] == 0x00)
return true;
if (static_cast<AML::Byte>(span[0]) == AML::Byte::DualNamePrefix)
return true;
if (static_cast<AML::Byte>(span[0]) == AML::Byte::MultiNamePrefix)
return true;
if (is_lead_name_char(span[0]))
return true;
return false;
}
BAN::Optional<AML::NameString> AML::NameString::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
NameString name_string;
if (span[0] == '\\')
{
MUST(name_string.prefix.push_back('\\'));
span = span.slice(1);
}
else if (span[0] == '^')
{
while (span[0] == '^')
{
MUST(name_string.prefix.push_back('^'));
span = span.slice(1);
}
}
size_t name_count = 1;
switch (span[0])
{
case 0x00:
name_count = 0;
span = span.slice(1);
break;
case static_cast<uint8_t>(AML::Byte::DualNamePrefix):
name_count = 2;
span = span.slice(1);
break;
case static_cast<uint8_t>(AML::Byte::MultiNamePrefix):
name_count = span[1];
span = span.slice(2);
break;
}
if (span.size() < name_count * 4)
return {};
MUST(name_string.path.resize(name_count));
for (size_t i = 0; i < name_count; i++)
{
if (!is_lead_name_char(span[0]) || !is_name_char(span[1]) || !is_name_char(span[2]) || !is_name_char(span[3]))
{
AML_DEBUG_ERROR("Invalid NameSeg {2H} {2H} {2H} {2H}", span[0], span[1], span[2], span[3]);
ASSERT_NOT_REACHED();
return {};
}
MUST(name_string.path[i].append(BAN::StringView(reinterpret_cast<const char*>(span.data()), 4)));
while (name_string.path[i].back() == '_')
name_string.path[i].pop_back();
span = span.slice(4);
}
if constexpr(DUMP_AML)
{
BAN::String full_string;
MUST(full_string.append(name_string.prefix));
for (size_t i = 0; i < name_string.path.size(); i++)
{
if (i != 0)
MUST(full_string.push_back('.'));
MUST(full_string.append(name_string.path[i]));
}
AML_DEBUG_PRINT("'{}'", full_string);
}
return name_string;
}
// SimpleName
bool AML::SimpleName::can_parse(BAN::ConstByteSpan span)
{
if (NameString::can_parse(span))
return true;
if (ArgObj::can_parse(span))
return true;
if (LocalObj::can_parse(span))
return true;
return false;
}
BAN::Optional<AML::SimpleName> AML::SimpleName::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
AML_TRY_PARSE_IF_CAN(NameString);
AML_TRY_PARSE_IF_CAN(ArgObj);
AML_TRY_PARSE_IF_CAN(LocalObj);
ASSERT_NOT_REACHED();
}
// SuperName
bool AML::SuperName::can_parse(BAN::ConstByteSpan span)
{
if (SimpleName::can_parse(span))
return true;
if (DebugObj::can_parse(span))
return true;
if (ReferenceTypeOpcode::can_parse(span))
return true;
return false;
}
BAN::Optional<AML::SuperName> AML::SuperName::parse(BAN::ConstByteSpan& span)
{
AML_DEBUG_PRINT_FN();
ASSERT(can_parse(span));
AML_TRY_PARSE_IF_CAN(SimpleName);
AML_TRY_PARSE_IF_CAN(DebugObj);
ASSERT(ReferenceTypeOpcode::can_parse(span));
auto opcode = ReferenceTypeOpcode::parse(span);
if (!opcode.has_value())
return {};
return SuperName { .name = MUST(BAN::UniqPtr<ReferenceTypeOpcode>::create(opcode.release_value())) };
}
}

File diff suppressed because it is too large Load Diff

View File

@ -1,5 +1,5 @@
#include <BAN/ScopeGuard.h>
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI.h>
#include <kernel/APIC.h>
#include <kernel/CPUID.h>
#include <kernel/Debug.h>
@ -132,7 +132,7 @@ namespace Kernel
return nullptr;
}
const MADT* madt = (const MADT*)ACPI::ACPI::get().get_header("APIC"sv, 0);
const MADT* madt = (const MADT*)Kernel::ACPI::get().get_header("APIC"sv, 0);
if (madt == nullptr)
{
dprintln("Could not find MADT header");

View File

@ -1,5 +1,5 @@
#include <BAN/ScopeGuard.h>
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI.h>
#include <kernel/FS/DevFS/FileSystem.h>
#include <kernel/IDT.h>
#include <kernel/Input/PS2/Config.h>
@ -244,7 +244,7 @@ namespace Kernel::Input
// FIXME: Initialise USB Controllers
// Determine if the PS/2 Controller Exists
auto* fadt = static_cast<const ACPI::FADT*>(ACPI::ACPI::get().get_header("FACP"sv, 0));
auto* fadt = static_cast<const ACPI::FADT*>(ACPI::get().get_header("FACP"sv, 0));
if (fadt && fadt->revision > 1 && !(fadt->iapc_boot_arch & (1 << 1)))
{
dwarnln_if(DEBUG_PS2, "No PS/2 available");

View File

@ -1,5 +1,5 @@
#include <BAN/ScopeGuard.h>
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI.h>
#include <kernel/IDT.h>
#include <kernel/InterruptController.h>
#include <kernel/Memory/PageTable.h>
@ -131,7 +131,7 @@ namespace Kernel
BAN::ErrorOr<void> HPET::initialize(bool force_pic)
{
auto* header = static_cast<const ACPI::HPET*>(ACPI::ACPI::get().get_header("HPET"sv, 0));
auto* header = static_cast<const ACPI::HPET*>(ACPI::get().get_header("HPET"sv, 0));
if (header == nullptr)
return BAN::Error::from_errno(ENODEV);

View File

@ -1,4 +1,4 @@
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI.h>
#include <kernel/Arch.h>
#include <kernel/BootInfo.h>
#include <kernel/Debug.h>
@ -116,7 +116,7 @@ extern "C" void kernel_main(uint32_t boot_magic, uint32_t boot_info)
parse_command_line();
dprintln("command line parsed, root='{}', console='{}'", cmdline.root, cmdline.console);
MUST(ACPI::ACPI::initialize());
MUST(ACPI::initialize());
dprintln("ACPI initialized");
InterruptController::initialize(cmdline.force_pic);

View File

@ -1,4 +1,4 @@
#include <kernel/ACPI/ACPI.h>
#include <kernel/ACPI.h>
#include <kernel/IO.h>
#include <kernel/Memory/kmalloc.h>
#include <kernel/Memory/PageTable.h>
@ -51,7 +51,7 @@ void laihost_panic(const char* msg)
void* laihost_scan(const char* sig, size_t index)
{
return (void*)ACPI::ACPI::get().get_header(sig, index);
return (void*)ACPI::get().get_header(sig, index);
}
void* laihost_map(size_t address, size_t count)