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https://github.com/RGBCube/serenity
synced 2025-07-27 08:07:34 +00:00
Kernel: Slap UNMAP_AFTER_INIT on a bunch more functions
We're now able to unmap 100 KiB of kernel text after init. :^)
This commit is contained in:
Andreas Kling
parent
e920c74cae
commit
2b2828ae52
36 changed files with 105 additions and 105 deletions
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@ -30,7 +30,7 @@
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namespace Kernel {
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namespace ACPI {
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DynamicParser::DynamicParser(PhysicalAddress rsdp)
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UNMAP_AFTER_INIT DynamicParser::DynamicParser(PhysicalAddress rsdp)
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: IRQHandler(9)
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, Parser(rsdp)
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{
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@ -37,7 +37,7 @@ enum class FeatureLevel {
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Disabled,
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};
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static FeatureLevel determine_feature_level()
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UNMAP_AFTER_INIT static FeatureLevel determine_feature_level()
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{
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auto value = kernel_command_line().lookup("acpi").value_or("on");
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if (value == "limited")
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@ -47,7 +47,7 @@ static FeatureLevel determine_feature_level()
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return FeatureLevel::Enabled;
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}
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void initialize()
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UNMAP_AFTER_INIT void initialize()
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{
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auto feature_level = determine_feature_level();
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if (feature_level == FeatureLevel::Disabled)
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@ -36,7 +36,7 @@
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namespace Kernel {
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OwnPtr<MultiProcessorParser> MultiProcessorParser::autodetect()
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UNMAP_AFTER_INIT OwnPtr<MultiProcessorParser> MultiProcessorParser::autodetect()
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{
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auto floating_pointer = find_floating_pointer();
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if (!floating_pointer.has_value())
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@ -44,7 +44,7 @@ OwnPtr<MultiProcessorParser> MultiProcessorParser::autodetect()
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return adopt_own(*new MultiProcessorParser(floating_pointer.value()));
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}
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MultiProcessorParser::MultiProcessorParser(PhysicalAddress floating_pointer)
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UNMAP_AFTER_INIT MultiProcessorParser::MultiProcessorParser(PhysicalAddress floating_pointer)
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: m_floating_pointer(floating_pointer)
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{
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klog() << "MultiProcessor: Floating Pointer Structure @ " << m_floating_pointer;
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@ -52,14 +52,14 @@ MultiProcessorParser::MultiProcessorParser(PhysicalAddress floating_pointer)
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parse_configuration_table();
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}
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void MultiProcessorParser::parse_floating_pointer_data()
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UNMAP_AFTER_INIT void MultiProcessorParser::parse_floating_pointer_data()
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{
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auto floating_pointer = map_typed<MultiProcessor::FloatingPointer>(m_floating_pointer);
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m_configuration_table = PhysicalAddress(floating_pointer->physical_address_ptr);
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dbgln("Features {}, IMCR? {}", floating_pointer->feature_info[0], (floating_pointer->feature_info[0] & (1 << 7)));
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}
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void MultiProcessorParser::parse_configuration_table()
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UNMAP_AFTER_INIT void MultiProcessorParser::parse_configuration_table()
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{
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auto configuration_table_length = map_typed<MultiProcessor::ConfigurationTableHeader>(m_configuration_table)->length;
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auto config_table = map_typed<MultiProcessor::ConfigurationTableHeader>(m_configuration_table, configuration_table_length);
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@ -102,7 +102,7 @@ void MultiProcessorParser::parse_configuration_table()
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}
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}
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Optional<PhysicalAddress> MultiProcessorParser::find_floating_pointer()
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UNMAP_AFTER_INIT Optional<PhysicalAddress> MultiProcessorParser::find_floating_pointer()
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{
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StringView signature("_MP_");
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auto mp_floating_pointer = map_ebda().find_chunk_starting_with(signature, 16);
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@ -111,7 +111,7 @@ Optional<PhysicalAddress> MultiProcessorParser::find_floating_pointer()
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return map_bios().find_chunk_starting_with(signature, 16);
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}
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Vector<u8> MultiProcessorParser::get_pci_bus_ids() const
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UNMAP_AFTER_INIT Vector<u8> MultiProcessorParser::get_pci_bus_ids() const
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{
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Vector<u8> pci_bus_ids;
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for (auto& entry : m_bus_entries) {
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@ -121,7 +121,7 @@ Vector<u8> MultiProcessorParser::get_pci_bus_ids() const
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return pci_bus_ids;
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}
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Vector<PCIInterruptOverrideMetadata> MultiProcessorParser::get_pci_interrupt_redirections()
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UNMAP_AFTER_INIT Vector<PCIInterruptOverrideMetadata> MultiProcessorParser::get_pci_interrupt_redirections()
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{
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dbgln("MultiProcessor: Get PCI IOAPIC redirections");
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Vector<PCIInterruptOverrideMetadata> overrides;
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@ -148,7 +148,7 @@ Vector<PCIInterruptOverrideMetadata> MultiProcessorParser::get_pci_interrupt_red
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return overrides;
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}
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PCIInterruptOverrideMetadata::PCIInterruptOverrideMetadata(u8 bus_id, u8 polarity, u8 trigger_mode, u8 source_irq, u32 ioapic_id, u16 ioapic_int_pin)
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UNMAP_AFTER_INIT PCIInterruptOverrideMetadata::PCIInterruptOverrideMetadata(u8 bus_id, u8 polarity, u8 trigger_mode, u8 source_irq, u32 ioapic_id, u16 ioapic_int_pin)
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: m_bus_id(bus_id)
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, m_polarity(polarity)
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, m_trigger_mode(trigger_mode)
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@ -56,7 +56,7 @@ static PhysicalAddress search_table_in_xsdt(PhysicalAddress xsdt, const StringVi
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static PhysicalAddress search_table_in_rsdt(PhysicalAddress rsdt, const StringView& signature);
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static bool validate_table(const Structures::SDTHeader&, size_t length);
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void Parser::locate_static_data()
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UNMAP_AFTER_INIT void Parser::locate_static_data()
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{
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locate_main_system_description_table();
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initialize_main_system_description_table();
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@ -64,7 +64,7 @@ void Parser::locate_static_data()
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init_facs();
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}
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PhysicalAddress Parser::find_table(const StringView& signature)
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UNMAP_AFTER_INIT PhysicalAddress Parser::find_table(const StringView& signature)
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{
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dbgln_if(ACPI_DEBUG, "ACPI: Calling Find Table method!");
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for (auto p_sdt : m_sdt_pointers) {
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@ -78,12 +78,12 @@ PhysicalAddress Parser::find_table(const StringView& signature)
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return {};
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}
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void Parser::init_facs()
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UNMAP_AFTER_INIT void Parser::init_facs()
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{
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m_facs = find_table("FACS");
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}
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void Parser::init_fadt()
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UNMAP_AFTER_INIT void Parser::init_fadt()
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{
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klog() << "ACPI: Initializing Fixed ACPI data";
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klog() << "ACPI: Searching for the Fixed ACPI Data Table";
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@ -250,7 +250,7 @@ u8 Parser::get_table_revision(PhysicalAddress table_header)
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return map_typed<Structures::SDTHeader>(table_header)->revision;
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}
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void Parser::initialize_main_system_description_table()
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UNMAP_AFTER_INIT void Parser::initialize_main_system_description_table()
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{
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#if ACPI_DEBUG
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dbgln("ACPI: Checking Main SDT Length to choose the correct mapping size");
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@ -284,7 +284,7 @@ void Parser::initialize_main_system_description_table()
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}
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}
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void Parser::locate_main_system_description_table()
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UNMAP_AFTER_INIT void Parser::locate_main_system_description_table()
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{
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auto rsdp = map_typed<Structures::RSDPDescriptor20>(m_rsdp);
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if (rsdp->base.revision == 0) {
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@ -303,7 +303,7 @@ void Parser::locate_main_system_description_table()
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}
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}
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Parser::Parser(PhysicalAddress rsdp)
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UNMAP_AFTER_INIT Parser::Parser(PhysicalAddress rsdp)
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: m_rsdp(rsdp)
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{
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klog() << "ACPI: Using RSDP @ " << rsdp;
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@ -321,7 +321,7 @@ static bool validate_table(const Structures::SDTHeader& v_header, size_t length)
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return false;
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}
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Optional<PhysicalAddress> StaticParsing::find_rsdp()
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UNMAP_AFTER_INIT Optional<PhysicalAddress> StaticParsing::find_rsdp()
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{
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StringView signature("RSD PTR ");
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auto rsdp = map_ebda().find_chunk_starting_with(signature, 16);
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@ -330,7 +330,7 @@ Optional<PhysicalAddress> StaticParsing::find_rsdp()
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return map_bios().find_chunk_starting_with(signature, 16);
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}
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PhysicalAddress StaticParsing::find_table(PhysicalAddress rsdp_address, const StringView& signature)
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UNMAP_AFTER_INIT PhysicalAddress StaticParsing::find_table(PhysicalAddress rsdp_address, const StringView& signature)
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{
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// FIXME: There's no validation of ACPI tables here. Use the checksum to validate the tables.
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ASSERT(signature.length() == 4);
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@ -348,7 +348,7 @@ PhysicalAddress StaticParsing::find_table(PhysicalAddress rsdp_address, const St
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ASSERT_NOT_REACHED();
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}
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static PhysicalAddress search_table_in_xsdt(PhysicalAddress xsdt_address, const StringView& signature)
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UNMAP_AFTER_INIT static PhysicalAddress search_table_in_xsdt(PhysicalAddress xsdt_address, const StringView& signature)
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{
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// FIXME: There's no validation of ACPI tables here. Use the checksum to validate the tables.
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ASSERT(signature.length() == 4);
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@ -371,7 +371,7 @@ static bool match_table_signature(PhysicalAddress table_header, const StringView
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return !strncmp(table->h.sig, signature.characters_without_null_termination(), 4);
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}
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static PhysicalAddress search_table_in_rsdt(PhysicalAddress rsdt_address, const StringView& signature)
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UNMAP_AFTER_INIT static PhysicalAddress search_table_in_rsdt(PhysicalAddress rsdt_address, const StringView& signature)
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{
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// FIXME: There's no validation of ACPI tables here. Use the checksum to validate the tables.
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ASSERT(signature.length() == 4);
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