Driver for USB Ethernet Control Model devices
Copyright (C) 2008 Michael Lotz <mmlr@mlotz.ch>
Distributed under the terms of the MIT license.
*/
#ifndef _USB_ECM_DRIVER_H_
#define _USB_ECM_DRIVER_H_
#include <device_manager.h>
#include <Drivers.h>
#include <KernelExport.h>
#include <OS.h>
#include <USB3.h>
#include <util/kernel_cpp.h>
#define DRIVER_NAME "usb_ecm"
#define MAX_DEVICES 8
#define USB_INTERFACE_CLASS_CDC 0x02
#define USB_INTERFACE_SUBCLASS_ECM 0x06
#define USB_INTERFACE_CLASS_CDC_DATA 0x0a
#define USB_INTERFACE_SUBCLASS_DATA 0x00
#define FUNCTIONAL_SUBTYPE_UNION 0x06
#define FUNCTIONAL_SUBTYPE_ETHERNET 0x0f
typedef struct ethernet_functional_descriptor_s {
uint8 functional_descriptor_subtype;
uint8 mac_address_index;
uint32 ethernet_statistics;
uint16 max_segment_size;
uint16 num_multi_cast_filters;
uint8 num_wakeup_pattern_filters;
} _PACKED ethernet_functional_descriptor;
#define CDC_NOTIFY_NETWORK_CONNECTION 0x00
#define CDC_NOTIFY_CONNECTION_SPEED_CHANGE 0x2a
typedef struct cdc_notification_s {
uint8 request_type;
uint8 notification_code;
uint16 value;
uint16 index;
uint16 data_length;
uint8 data[0];
} _PACKED cdc_notification;
typedef struct cdc_connection_speed_s {
uint32 upstream_speed;
uint32 downstream_speed;
} _PACKED cdc_connection_speed;
extern usb_module_info *gUSBModule;
extern device_manager_info *gDeviceManager;
class ECMDevice;
typedef struct {
driver_module_info info;
} usb_device_interface;
typedef struct {
device_node* node;
::usb_device usb_device;
usb_device_interface* usb;
ECMDevice * device;
} usb_ecm_driver_info;
#ifdef TRACE_ECM
#define TRACE(x...) dprintf(DRIVER_NAME ": " x)
#define CALLED() TRACE("CALLED %s\n", __PRETTY_FUNCTION__)
#else
#define TRACE(x...)
#define CALLED()
#endif
#define TRACE_ALWAYS(x...) dprintf(DRIVER_NAME ": " x)
#endif
