2 * Copyright (c) 2011 The Chromium OS Authors.
3 * See file CREDITS for list of people who contributed to this
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 of
9 * the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
22 #ifndef __USB_ETHER_H__
23 #define __USB_ETHER_H__
28 * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
29 * and FCS/CRC (frame check sequence).
31 #define ETH_ALEN 6 /* Octets in one ethernet addr */
32 #define ETH_HLEN 14 /* Total octets in header. */
33 #define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
34 #define ETH_DATA_LEN 1500 /* Max. octets in payload */
35 #define ETH_FRAME_LEN PKTSIZE_ALIGN /* Max. octets in frame sans FCS */
36 #define ETH_FCS_LEN 4 /* Octets in the FCS */
40 struct eth_device eth_dev; /* used with eth_register */
41 int phy_id; /* mii phy id */
44 struct usb_device *pusb_dev; /* this usb_device */
45 unsigned char ifnum; /* interface number */
46 unsigned char ep_in; /* in endpoint */
47 unsigned char ep_out; /* out ....... */
48 unsigned char ep_int; /* interrupt . */
49 unsigned char subclass; /* as in overview */
50 unsigned char protocol; /* .............. */
51 unsigned char irqinterval; /* Intervall for IRQ Pipe */
53 /* private fields for each driver can go here if needed */
54 #ifdef CONFIG_USB_ETHER_SMSC95XX
55 size_t rx_urb_size; /* maximum USB URB size */
56 u32 mac_cr; /* MAC control register value */
57 int have_hwaddr; /* 1 if we have a hardware MAC address */
62 * Function definitions for each USB ethernet driver go here, bracketed by
63 * #ifdef CONFIG_USB_ETHER_xxx...#endif
65 #ifdef CONFIG_USB_ETHER_ASIX
66 void asix_eth_before_probe(void);
67 int asix_eth_probe(struct usb_device *dev, unsigned int ifnum,
68 struct ueth_data *ss);
69 int asix_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
70 struct eth_device *eth);
73 #ifdef CONFIG_USB_ETHER_SMSC95XX
74 void smsc95xx_eth_before_probe(void);
75 int smsc95xx_eth_probe(struct usb_device *dev, unsigned int ifnum,
76 struct ueth_data *ss);
77 int smsc95xx_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
78 struct eth_device *eth);
81 #endif /* __USB_ETHER_H__ */