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add CDC-ECM/RNDIS/CDC-EEM network device class with example

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This commit is contained in:
Peter Lawrence
2020-03-02 21:15:01 -06:00
parent 43025b2ae3
commit fee79d7466
23 changed files with 2806 additions and 1 deletions
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18
src/device/usbd.c
View File

@@ -181,6 +181,24 @@ static usbd_class_driver_t const _usbd_driver[] =
.sof = NULL
},
#endif
#if CFG_TUD_NET
{
.class_code =
#if CFG_TUD_NET == OPT_NET_RNDIS
TUD_RNDIS_ITF_CLASS,
#else
TUSB_CLASS_CDC,
#endif
.init = netd_init,
.reset = netd_reset,
.open = netd_open,
.control_request = netd_control_request,
.control_complete = netd_control_complete,
.xfer_cb = netd_xfer_cb,
.sof = NULL
},
#endif
};
enum { USBD_CLASS_DRIVER_COUNT = TU_ARRAY_SIZE(_usbd_driver) };

84
src/device/usbd.h
View File

@@ -326,6 +326,90 @@ TU_ATTR_WEAK bool tud_vendor_control_complete_cb(uint8_t rhport, tusb_control_re
9, DFU_DESC_FUNCTIONAL, _attr, U16_TO_U8S_LE(_timeout), U16_TO_U8S_LE(_xfer_size), U16_TO_U8S_LE(0x0101)
//------------- CDC-ECM -------------//
// Length of template descriptor: 62 bytes
#define TUD_CDC_ECM_DESC_LEN (9+5+5+13+7+9+7+7)
// CDC-ECM Descriptor Template
// Interface number, description string index, MAC address string index, EP notification address and size, EP data address (out, in), and size, max segment size.
#define TUD_CDC_ECM_DESCRIPTOR(_itfnum, _desc_stridx, _mac_stridx, _ep_notif, _ep_notif_size, _epout, _epin, _epsize, _maxsegmentsize) \
/* CDC Control Interface */\
9, TUSB_DESC_INTERFACE, _itfnum, 0, 1, TUSB_CLASS_CDC, CDC_COMM_SUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL, 0, _desc_stridx,\
/* CDC-ECM Header */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_HEADER, U16_TO_U8S_LE(0x0120),\
/* CDC-ECM Union */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_UNION, _itfnum, (uint8_t)((_itfnum) + 1),\
/* CDC-ECM Functional Descriptor */\
13, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_ETHERNET_NETWORKING, _mac_stridx, 0, 0, 0, 0, U16_TO_U8S_LE(_maxsegmentsize), U16_TO_U8S_LE(0), 0,\
/* Endpoint Notification */\
7, TUSB_DESC_ENDPOINT, _ep_notif, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_notif_size), 1,\
/* CDC Data Interface */\
9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum)+1), 0, 2, TUSB_CLASS_CDC_DATA, 0, 0, 0,\
/* Endpoint In */\
7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
/* Endpoint Out */\
7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0
//------------- RNDIS -------------//
#if 0
/* Windows XP */
#define TUD_RNDIS_ITF_CLASS TUSB_CLASS_CDC
#define TUD_RNDIS_ITF_SUBCLASS CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL
#define TUD_RNDIS_ITF_PROTOCOL CDC_COMM_PROTOCOL_MICROSOFT_RNDIS
#else
/* Windows 7+ */
#define TUD_RNDIS_ITF_CLASS 0xE0
#define TUD_RNDIS_ITF_SUBCLASS 0x01
#define TUD_RNDIS_ITF_PROTOCOL 0x03
#endif
// Length of template descriptor: 66 bytes
#define TUD_RNDIS_DESC_LEN (8+9+5+5+4+5+7+9+7+7)
// RNDIS Descriptor Template
// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
#define TUD_RNDIS_DESCRIPTOR(_itfnum, _stridx, _ep_notif, _ep_notif_size, _epout, _epin, _epsize) \
/* Interface Association */\
8, TUSB_DESC_INTERFACE_ASSOCIATION, _itfnum, 2, TUD_RNDIS_ITF_CLASS, TUD_RNDIS_ITF_SUBCLASS, TUD_RNDIS_ITF_PROTOCOL, 0,\
/* CDC Control Interface */\
9, TUSB_DESC_INTERFACE, _itfnum, 0, 1, TUD_RNDIS_ITF_CLASS, TUD_RNDIS_ITF_SUBCLASS, TUD_RNDIS_ITF_PROTOCOL, _stridx,\
/* CDC-ACM Header */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_HEADER, U16_TO_U8S_LE(0x0110),\
/* CDC Call Management */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_CALL_MANAGEMENT, 0, (uint8_t)((_itfnum) + 1),\
/* ACM */\
4, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT, 0,\
/* CDC Union */\
5, TUSB_DESC_CS_INTERFACE, CDC_FUNC_DESC_UNION, _itfnum, (uint8_t)((_itfnum) + 1),\
/* Endpoint Notification */\
7, TUSB_DESC_ENDPOINT, _ep_notif, TUSB_XFER_INTERRUPT, U16_TO_U8S_LE(_ep_notif_size), 1,\
/* CDC Data Interface */\
9, TUSB_DESC_INTERFACE, (uint8_t)((_itfnum)+1), 0, 2, TUSB_CLASS_CDC_DATA, 0, 0, 0,\
/* Endpoint In */\
7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
/* Endpoint Out */\
7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0
//------------- CDC-EEM -------------//
// Length of template descriptor: 23 bytes
#define TUD_CDC_EEM_DESC_LEN (9+7+7)
// CDC-EEM Descriptor Template
// Interface number, description string index, EP data address (out, in) and size.
#define TUD_CDC_EEM_DESCRIPTOR(_itfnum, _stridx, _epout, _epin, _epsize) \
/* EEM Interface */\
9, TUSB_DESC_INTERFACE, _itfnum, 0, 2, TUSB_CLASS_CDC, CDC_COMM_SUBCLASS_ETHERNET_EMULATION_MODEL, CDC_COMM_PROTOCOL_ETHERNET_EMULATION_MODEL, _stridx,\
/* Endpoint In */\
7, TUSB_DESC_ENDPOINT, _epin, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0,\
/* Endpoint Out */\
7, TUSB_DESC_ENDPOINT, _epout, TUSB_XFER_BULK, U16_TO_U8S_LE(_epsize), 0
#ifdef __cplusplus
}
#endif