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da327746a2
Rename ID => HardwareID, and PhysicalID => DeviceIdentifier. This change merely does that to clarify what these objects really are.
43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
/*
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* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <Kernel/Bus/PCI/Device.h>
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#include <Kernel/Bus/PCI/IDs.h>
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#include <Kernel/Devices/CharacterDevice.h>
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#include <Kernel/Devices/SerialDevice.h>
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namespace Kernel {
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class PCISerialDevice {
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AK_MAKE_ETERNAL
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public:
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static void detect();
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static SerialDevice& the();
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static bool is_available();
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private:
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struct BoardDefinition {
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PCI::HardwareID device_id;
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StringView name;
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u32 port_count { 0 };
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u32 pci_bar { 0 };
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u32 first_offset { 0 };
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u32 port_size { 0 };
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SerialDevice::Baud baud_rate { SerialDevice::Baud::Baud38400 };
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};
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static constexpr BoardDefinition board_definitions[4] = {
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{ { PCI::VendorID::WCH, 0x3253 }, "WCH CH382 2S", 2, 0, 0xC0, 8, SerialDevice::Baud::Baud115200 },
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{ { PCI::VendorID::RedHat, 0x0002 }, "QEMU PCI 16550A", 1, 0, 0, 8, SerialDevice::Baud::Baud115200 },
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{ { PCI::VendorID::RedHat, 0x0003 }, "QEMU PCI Dual-port 16550A", 2, 0, 0, 8, SerialDevice::Baud::Baud115200 },
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{ { PCI::VendorID::RedHat, 0x0004 }, "QEMU PCI Quad-port 16550A", 4, 0, 0, 8, SerialDevice::Baud::Baud115200 }
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};
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};
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}
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