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Kernel: Start adding support for E1000 network adapters.

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This commit is contained in:
Andreas Kling 2019-03-10 15:25:33 +01:00
parent 0c806bfa25
commit 405413c354
12 changed files with 271 additions and 3 deletions
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40
Kernel/E1000NetworkAdapter.h Normal file
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#pragma once
#include <Kernel/NetworkAdapter.h>
#include <Kernel/PCI.h>
#include <Kernel/MemoryManager.h>
#include <Kernel/IRQHandler.h>
#include <AK/OwnPtr.h>
class E1000NetworkAdapter final : public NetworkAdapter, public IRQHandler {
public:
static OwnPtr<E1000NetworkAdapter> autodetect();
E1000NetworkAdapter(PCI::Address, byte irq);
virtual ~E1000NetworkAdapter() override;
private:
virtual void handle_irq() override;
virtual const char* class_name() const override { return "E1000NetworkAdapter"; }
void detect_eeprom();
dword read_eeprom(byte address);
void read_mac_address();
void write_command(word address, dword);
dword read_command(word address);
void out8(word address, byte);
void out16(word address, word);
void out32(word address, dword);
byte in8(word address);
word in16(word address);
dword in32(word address);
PCI::Address m_pci_address;
word m_io_base { 0 };
PhysicalAddress m_mmio_base;
byte m_interrupt_line { 0 };
bool m_has_eeprom { false };
bool m_use_mmio { false };
};