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291391bed5
The SMSC95XX is a USB hub with a built-in Ethernet adapter. This adds support for this, using the USB host network framework. Signed-off-by: Simon Glass <sjg@chromium.org> Tested-by: Eric Bénard <eric@eukrea.com>
82 lines
2.8 KiB
C
82 lines
2.8 KiB
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __USB_ETHER_H__
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#define __USB_ETHER_H__
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#include <net.h>
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/*
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* IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
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* and FCS/CRC (frame check sequence).
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*/
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#define ETH_ALEN 6 /* Octets in one ethernet addr */
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#define ETH_HLEN 14 /* Total octets in header. */
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#define ETH_ZLEN 60 /* Min. octets in frame sans FCS */
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#define ETH_DATA_LEN 1500 /* Max. octets in payload */
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#define ETH_FRAME_LEN PKTSIZE_ALIGN /* Max. octets in frame sans FCS */
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#define ETH_FCS_LEN 4 /* Octets in the FCS */
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struct ueth_data {
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/* eth info */
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struct eth_device eth_dev; /* used with eth_register */
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int phy_id; /* mii phy id */
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/* usb info */
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struct usb_device *pusb_dev; /* this usb_device */
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unsigned char ifnum; /* interface number */
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unsigned char ep_in; /* in endpoint */
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unsigned char ep_out; /* out ....... */
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unsigned char ep_int; /* interrupt . */
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unsigned char subclass; /* as in overview */
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unsigned char protocol; /* .............. */
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unsigned char irqinterval; /* Intervall for IRQ Pipe */
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/* private fields for each driver can go here if needed */
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#ifdef CONFIG_USB_ETHER_SMSC95XX
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size_t rx_urb_size; /* maximum USB URB size */
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u32 mac_cr; /* MAC control register value */
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int have_hwaddr; /* 1 if we have a hardware MAC address */
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#endif
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};
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/*
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* Function definitions for each USB ethernet driver go here, bracketed by
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* #ifdef CONFIG_USB_ETHER_xxx...#endif
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*/
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#ifdef CONFIG_USB_ETHER_ASIX
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void asix_eth_before_probe(void);
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int asix_eth_probe(struct usb_device *dev, unsigned int ifnum,
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struct ueth_data *ss);
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int asix_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
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struct eth_device *eth);
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#endif
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#ifdef CONFIG_USB_ETHER_SMSC95XX
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void smsc95xx_eth_before_probe(void);
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int smsc95xx_eth_probe(struct usb_device *dev, unsigned int ifnum,
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struct ueth_data *ss);
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int smsc95xx_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
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struct eth_device *eth);
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#endif
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#endif /* __USB_ETHER_H__ */
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