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Kernel: Implement ACPI-based shutdown (revival attempt) #25653

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Kernel: Implement ACPI-based shutdown (revival attempt) #25653

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d2c38cd
Kernel: Use map_typed_writable() in Parser::access_generic_address
IdanHo Jun 21, 2023
602ed13
Kernel: Support accessing ACPI memory addresses based on bit width
IdanHo Jun 21, 2023
9cda9e4
Kernel: Add bare-bones ACPI AML parser
IdanHo Jun 22, 2023
8c73963
Kernel: Parse AML blobs in DSDT and SSDT ACPI tables if ACPI is enabled
IdanHo Jun 21, 2023
f75280c
Kernel: Implement ACPI-based shutdown
IdanHo Jun 21, 2023
c951d91
Kernel: Try using ACPI shutdown if available during poweroff
IdanHo Jun 21, 2023
f29bd83
Kernel: Switch default ACPI feature level to enabled instead of limited
IdanHo Jun 21, 2023
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2 changes: 1 addition & 1 deletion Kernel/Boot/CommandLine.cpp
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Expand Up @@ -202,7 +202,7 @@ bool CommandLine::is_nvme_polling_enabled() const

UNMAP_AFTER_INIT AcpiFeatureLevel CommandLine::acpi_feature_level() const
{
auto value = kernel_command_line().lookup("acpi"sv).value_or("limited"sv);
auto value = kernel_command_line().lookup("acpi"sv).value_or("on"sv);
if (value == "limited"sv)
return AcpiFeatureLevel::Limited;
if (value == "off"sv)
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3 changes: 3 additions & 0 deletions Kernel/CMakeLists.txt
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Expand Up @@ -238,6 +238,9 @@ set(KERNEL_SOURCES
FileSystem/SysFS/Subsystems/Kernel/Configuration/UBSANDeadly.cpp
FileSystem/VFSRootContext.cpp
FileSystem/VirtualFileSystem.cpp
Firmware/ACPI/AML/AST.cpp
Firmware/ACPI/AML/Namespace.cpp
Firmware/ACPI/AML/Parser.cpp
Firmware/ACPI/Initialize.cpp
Firmware/ACPI/Parser.cpp
Firmware/ACPI/StaticParsing.cpp
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4 changes: 4 additions & 0 deletions Kernel/Debug.h.in
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Expand Up @@ -19,6 +19,10 @@
#cmakedefine01 ACPI_DEBUG
#endif

#ifndef AML_DEBUG
#cmakedefine01 AML_DEBUG
#endif

#ifndef APIC_DEBUG
#cmakedefine01 APIC_DEBUG
#endif
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