Kernel: Write simple working E1000 and E1000E drivers

kernel/kernel/Networking/NetworkInterface.cpp

@@ -0,0 +1,34 @@
+#include <kernel/FS/DevFS/FileSystem.h>
+#include <kernel/Networking/NetworkInterface.h>
+
+#include <sys/sysmacros.h>
+#include <string.h>
+
+namespace Kernel
+{
+
+	static dev_t get_network_rdev_major()
+	{
+		static dev_t major = DevFileSystem::get().get_next_dev();
+		return major;
+	}
+
+	static dev_t get_network_rdev_minor()
+	{
+		static dev_t minor = 0;
+		return minor++;
+	}
+
+	NetworkInterface::NetworkInterface()
+		: CharacterDevice(0400, 0, 0)
+		, m_type(Type::Ethernet)
+		, m_rdev(makedev(get_network_rdev_major(), get_network_rdev_minor()))
+	{
+		ASSERT(minor(m_rdev) < 10);
+		ASSERT(m_type == Type::Ethernet);
+
+		strcpy(m_name, "ethx");
+		m_name[3] = minor(m_rdev) + '0';
+	}
+
+}