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https://github.com/RGBCube/serenity
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0dc9af5f7e
Also run it across the whole tree to get everything using the One True Style. We don't yet run this in an automated fashion as it's a little slow, but there is a snippet to do so in makeall.sh.
57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
#pragma once
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#include <AK/Function.h>
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#include <AK/Types.h>
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namespace PCI {
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struct ID {
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word vendor_id { 0 };
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word device_id { 0 };
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bool is_null() const { return !vendor_id && !device_id; }
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bool operator==(const ID& other) const
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{
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return vendor_id == other.vendor_id && device_id == other.device_id;
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}
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};
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struct Address {
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Address() {}
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Address(byte bus, byte slot, byte function)
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: m_bus(bus)
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, m_slot(slot)
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, m_function(function)
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{
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}
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bool is_null() const { return !m_bus && !m_slot && !m_function; }
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operator bool() const { return !is_null(); }
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byte bus() const { return m_bus; }
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byte slot() const { return m_slot; }
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byte function() const { return m_function; }
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dword io_address_for_field(byte field) const
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{
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return 0x80000000u | (m_bus << 16u) | (m_slot << 11u) | (m_function << 8u) | (field & 0xfc);
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}
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private:
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byte m_bus { 0 };
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byte m_slot { 0 };
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byte m_function { 0 };
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};
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void enumerate_all(Function<void(Address, ID)>);
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byte get_interrupt_line(Address);
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dword get_BAR0(Address);
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dword get_BAR1(Address);
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dword get_BAR2(Address);
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dword get_BAR3(Address);
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dword get_BAR4(Address);
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dword get_BAR5(Address);
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void enable_bus_mastering(Address);
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}
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