[Components][Drivers][USB] Add CDC-ECM class (LWIP on USB)

Windows下没驱动 linux和mac下免驱

components/drivers/KConfig

@@ -132,6 +132,10 @@ menu "Using USB"
                     config _RT_USB_DEVICE_HID
                         bool "Enable to use device as HID device"
                         select RT_USB_DEVICE_HID
+                    config _RT_USB_DEVICE_ECM
+                        bool "Enable to use device as ecm device"
+                        select RT_USB_DEVICE_ECM
+                        depends on RT_USING_LWIP
                 endchoice
                 if RT_USB_DEVICE_COMPOSITE
                     config RT_USB_DEVICE_CDC
@@ -143,6 +147,10 @@ menu "Using USB"
                     config RT_USB_DEVICE_HID
                         bool "Enable to use device as HID device"
                         default n
+                    config RT_USB_DEVICE_ECM
+                        bool "Enable to use device as ecm device"
+                        default n
+                        depends on RT_USING_LWIP
                 endif
 
                 if RT_USB_DEVICE_HID

components/drivers/usb/usbdevice/SConscript

@@ -16,6 +16,9 @@ if GetDepend('RT_USB_DEVICE_HID'):
 if GetDepend('RT_USB_DEVICE_MSTORAGE'):
 	src += Glob('class/mstorage.c')
 
+if GetDepend('RT_USB_DEVICE_ECM'):
+	src += Glob('class/ecm.c')
+
 CPPPATH = [cwd]
 
 group = DefineGroup('rt_usbd', src, depend = ['RT_USING_USB_DEVICE'], CPPPATH = CPPPATH)

components/drivers/usb/usbdevice/class/cdc.h

@@ -31,6 +31,7 @@
 #define USB_CDC_CLASS_COMM              0x02
 #define USB_CDC_CLASS_DATA              0x0A
 
+#define USB_CDC_SUBCLASS_NONE           0x00
 #define USB_CDC_SUBCLASS_DLCM           0x01
 #define USB_CDC_SUBCLASS_ACM            0x02
 #define USB_CDC_SUBCLASS_TCM            0x03
@@ -38,9 +39,10 @@
 #define USB_CDC_SUBCLASS_CCM            0x05
 #define USB_CDC_SUBCLASS_ETH            0x06
 #define USB_CDC_SUBCLASS_ATM            0x07
+#define USB_CDC_SUBCLASS_EEM            0x0C
 
+#define USB_CDC_PROTOCOL_NONE           0x00
 #define USB_CDC_PROTOCOL_V25TER         0x01
-
 #define USB_CDC_PROTOCOL_I430           0x30
 #define USB_CDC_PROTOCOL_HDLC           0x31
 #define USB_CDC_PROTOCOL_TRANS          0x32
@@ -54,6 +56,7 @@
 #define USB_CDC_PROTOCOL_HOST           0xFD
 #define USB_CDC_PROTOCOL_PUFD           0xFE
 #define USB_CDC_PROTOCOL_VENDOR         0xFF
+#define USB_CDC_PROTOCOL_EEM            0x07
 
 #define USB_CDC_CS_INTERFACE            0x24
 #define USB_CDC_CS_ENDPOINT             0x25
@@ -62,6 +65,7 @@
 #define USB_CDC_SCS_CALL_MGMT           0x01
 #define USB_CDC_SCS_ACM                 0x02
 #define USB_CDC_SCS_UNION               0x06
+#define USB_CDC_SCS_ETH                 0x0F
 
 #define CDC_SEND_ENCAPSULATED_COMMAND   0x00
 #define CDC_GET_ENCAPSULATED_RESPONSE   0x01
@@ -153,6 +157,30 @@ struct ucdc_comm_descriptor
 };
 typedef struct ucdc_comm_descriptor* ucdc_comm_desc_t;
 
+struct ucdc_enet_descriptor
+{
+  rt_uint8_t    bFunctionLength;
+  rt_uint8_t    bDescriptorType;
+  rt_uint8_t    bDescriptorSubtype;
+  rt_uint8_t    iMACAddress;
+  rt_uint8_t    bmEthernetStatistics[4];
+  rt_uint16_t   wMaxSegmentSize;
+  rt_uint16_t   wMCFilters;
+  rt_uint8_t    bNumberPowerFilters;
+};
+struct ucdc_eth_descriptor
+{
+#ifdef RT_USB_DEVICE_COMPOSITE
+    struct uiad_descriptor iad_desc;
+#endif
+    struct uinterface_descriptor    intf_desc;
+    struct ucdc_header_descriptor   hdr_desc;
+    struct ucdc_union_descriptor    union_desc;
+    struct ucdc_enet_descriptor     enet_desc;
+    struct uendpoint_descriptor     ep_desc;
+};
+typedef struct ucdc_eth_descriptor* ucdc_eth_desc_t;
+
 struct ucdc_data_descriptor
 {
     struct uinterface_descriptor intf_desc;
@@ -177,7 +205,39 @@ struct cdc_eps
     uep_t ep_cmd;
 };
 typedef struct cdc_eps* cdc_eps_t;
- 
+
+
+
+struct ucdc_management_element_notifications
+{
+    rt_uint8_t bmRequestType;
+    rt_uint8_t bNotificatinCode;
+    rt_uint16_t wValue;
+    rt_uint16_t wIndex;
+    rt_uint16_t wLength;
+};
+typedef struct ucdc_management_element_notifications * ucdc_mg_notifications_t;
+
+struct ucdc_connection_speed_change_data
+{
+    rt_uint32_t down_bit_rate;
+    rt_uint32_t up_bit_rate;
+};
+typedef struct connection_speed_change_data * connect_speed_data_t;
+
+enum ucdc_notification_code
+{
+    UCDC_NOTIFI_NETWORK_CONNECTION      = 0x00,
+    UCDC_NOTIFI_RESPONSE_AVAILABLE      = 0x01,
+    UCDC_NOTIFI_AUX_JACK_HOOK_STATE     = 0x08,
+    UCDC_NOTIFI_RING_DETECT             = 0x09,
+    UCDC_NOTIFI_SERIAL_STATE            = 0x20,
+    UCDC_NOTIFI_CALL_STATE_CHANGE       = 0x28,
+    UCDC_NOTIFI_LINE_STATE_CHANGE       = 0x29,
+    UCDC_NOTIFI_CONNECTION_SPEED_CHANGE = 0x2A,
+};
+typedef enum ucdc_notification_code ucdc_notification_code_t;
+
 #pragma pack()
 
 #endif

components/drivers/usb/usbdevice/core/usbdevice.c

@@ -132,6 +132,17 @@ rt_err_t rt_usb_device_init(void)
     }
 #endif
 
+#ifdef RT_USB_DEVICE_ECM
+    {
+        extern ufunction_t rt_usbd_function_ecm_create(udevice_t device);
+        /* create a rndis function object */
+        func = rt_usbd_function_ecm_create(udevice);
+
+        /* add the function to the configuration */
+        rt_usbd_config_add_function(cfg, func);
+    }
+#endif
+
     /* set device descriptor to the device */
 #ifdef RT_USB_DEVICE_COMPOSITE
     rt_usbd_device_set_descriptor(udevice, &compsit_desc);