E1000 Network Controller
Intel Gigabit Ethernet Controller (Emulated)
Overview
E1000 is Intel's popular gigabit Ethernet controller. AOS provides a mock driver for emulation environments like QEMU to enable network testing.
Hardware Compatibility
- Intel 82542/82543/82544 series
- QEMU E1000 emulation
- Standard PCIe interface
- Memory-mapped control registers
Mock Driver Implementation
For virtualization environments, a mock E1000 driver provides basic functionality:
- PCI device detection
- Register initialization
- Packet RX/TX emulation
- lwIP integration
- Testing and debugging support
Key Takeaways
- ✓ Hardware vendor: Intel
- ✓ QEMU fully emulates this device
- ✓ Register-compatible with real hardware
- ✓ Useful for OS development/testing
- ✓ lwIP stack compatible