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Kernel: Mark PCI Access enumeration functions as UNMAP_AFTER_INIT
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parent
9e6f0fd925
commit
40ea464fb0
Notes:
sideshowbarker
2024-07-18 12:34:48 +09:00
Author: https://github.com/bgianfo Commit: https://github.com/SerenityOS/serenity/commit/40ea464fb0b Pull-request: https://github.com/SerenityOS/serenity/pull/7938
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@ -53,34 +53,34 @@ PhysicalID Access::get_physical_id(Address address) const
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VERIFY_NOT_REACHED();
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}
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u8 Access::early_read8_field(Address address, u32 field)
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UNMAP_AFTER_INIT u8 Access::early_read8_field(Address address, u32 field)
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{
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dbgln_if(PCI_DEBUG, "PCI: Early reading 8-bit field {:#08x} for {}", field, address);
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IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field));
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return IO::in8(PCI_VALUE_PORT + (field & 3));
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}
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u16 Access::early_read16_field(Address address, u32 field)
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UNMAP_AFTER_INIT u16 Access::early_read16_field(Address address, u32 field)
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{
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dbgln_if(PCI_DEBUG, "PCI: Early reading 16-bit field {:#08x} for {}", field, address);
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IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field));
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return IO::in16(PCI_VALUE_PORT + (field & 2));
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}
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u32 Access::early_read32_field(Address address, u32 field)
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UNMAP_AFTER_INIT u32 Access::early_read32_field(Address address, u32 field)
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{
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dbgln_if(PCI_DEBUG, "PCI: Early reading 32-bit field {:#08x} for {}", field, address);
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IO::out32(PCI_ADDRESS_PORT, address.io_address_for_field(field));
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return IO::in32(PCI_VALUE_PORT);
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}
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u16 Access::early_read_type(Address address)
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UNMAP_AFTER_INIT u16 Access::early_read_type(Address address)
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{
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dbgln_if(PCI_DEBUG, "PCI: Early reading type for {}", address);
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return (early_read8_field(address, PCI_CLASS) << 8u) | early_read8_field(address, PCI_SUBCLASS);
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}
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void Access::enumerate_functions(int type, u8 bus, u8 device, u8 function, Function<void(Address, ID)>& callback, bool recursive)
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UNMAP_AFTER_INIT void Access::enumerate_functions(int type, u8 bus, u8 device, u8 function, Function<void(Address, ID)>& callback, bool recursive)
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{
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dbgln_if(PCI_DEBUG, "PCI: Enumerating function type={}, bus={}, device={}, function={}", type, bus, device, function);
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Address address(0, bus, device, function);
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@ -95,7 +95,7 @@ void Access::enumerate_functions(int type, u8 bus, u8 device, u8 function, Funct
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}
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}
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void Access::enumerate_device(int type, u8 bus, u8 device, Function<void(Address, ID)>& callback, bool recursive)
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UNMAP_AFTER_INIT void Access::enumerate_device(int type, u8 bus, u8 device, Function<void(Address, ID)>& callback, bool recursive)
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{
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dbgln_if(PCI_DEBUG, "PCI: Enumerating device type={}, bus={}, device={}", type, bus, device);
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Address address(0, bus, device, 0);
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@ -111,26 +111,26 @@ void Access::enumerate_device(int type, u8 bus, u8 device, Function<void(Address
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}
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}
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void Access::enumerate_bus(int type, u8 bus, Function<void(Address, ID)>& callback, bool recursive)
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UNMAP_AFTER_INIT void Access::enumerate_bus(int type, u8 bus, Function<void(Address, ID)>& callback, bool recursive)
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{
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dbgln_if(PCI_DEBUG, "PCI: Enumerating bus type={}, bus={}", type, bus);
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for (u8 device = 0; device < 32; ++device)
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enumerate_device(type, bus, device, callback, recursive);
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}
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void Access::enumerate(Function<void(Address, ID)>& callback) const
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UNMAP_AFTER_INIT void Access::enumerate(Function<void(Address, ID)>& callback) const
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{
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for (auto& physical_id : m_physical_ids) {
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callback(physical_id.address(), physical_id.id());
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}
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}
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void enumerate(Function<void(Address, ID)> callback)
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UNMAP_AFTER_INIT void enumerate(Function<void(Address, ID)> callback)
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{
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Access::the().enumerate(callback);
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}
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Optional<u8> get_capabilities_pointer(Address address)
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UNMAP_AFTER_INIT Optional<u8> get_capabilities_pointer(Address address)
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{
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dbgln_if(PCI_DEBUG, "PCI: Getting capabilities pointer for {}", address);
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if (PCI::read16(address, PCI_STATUS) & (1 << 4)) {
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@ -146,7 +146,7 @@ PhysicalID get_physical_id(Address address)
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return Access::the().get_physical_id(address);
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}
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Vector<Capability> get_capabilities(Address address)
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UNMAP_AFTER_INIT Vector<Capability> get_capabilities(Address address)
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{
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dbgln_if(PCI_DEBUG, "PCI: Getting capabilities for {}", address);
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auto capabilities_pointer = PCI::get_capabilities_pointer(address);
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