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nbd 128434cb23 (6/6) bcm57xx: package
This is the bcm57xx package.  I have tested default vlan functions,
but I dont have the equipment to test more advanced setups.  The default
vlan setup seems to be working fine.  I also added the activate_gpio
parameter which will make the driver activate the switch via gpio before
probing for it.

I'm not sure which method is best for autoload.  For the wrt350n, I
need the activate_gpio parameter.  But its probably not a good idea
to add that to the autoload file.  On a system without a bcm57xx switch,
isn't it a bad idea to mess with the gpios looking for the switch? Ideally,
wouldn't it be best to load the bcm57xx module from broadcom-diag, after
it has determined which router its on?  I tried using 'request_module' from
there, but had no success.  For now, I am relying on preinit to load
the bcm57xx module with activate_gpio param, after it has failed to load
switch_robo and switch_adm.

Signed-off-by: Ben Pfountz <netprince (at) vt (dot) edu>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11471 3c298f89-4303-0410-b956-a3cf2f4a3e73
2008-06-15 11:11:28 +00:00

53 lines
1.4 KiB
C

/*
* 802.1Q VLAN protocol definitions
*
* Copyright 2007, Broadcom Corporation
* All Rights Reserved.
*
* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
*
* $Id: vlan.h,v 1.1.1.4 2007/05/31 08:00:41 michael Exp $
*/
#ifndef _vlan_h_
#define _vlan_h_
/* enable structure packing */
#if defined(__GNUC__)
#define PACKED __attribute__((packed))
#else
#pragma pack(1)
#define PACKED
#endif
#define VLAN_VID_MASK 0xfff /* low 12 bits are vlan id */
#define VLAN_CFI_SHIFT 12 /* canonical format indicator bit */
#define VLAN_PRI_SHIFT 13 /* user priority */
#define VLAN_PRI_MASK 7 /* 3 bits of priority */
#define VLAN_TAG_LEN 4
#define VLAN_TAG_OFFSET (2 * ETHER_ADDR_LEN) /* offset in Ethernet II packet only */
#define VLAN_TPID 0x8100 /* VLAN ethertype/Tag Protocol ID */
struct ethervlan_header {
uint8 ether_dhost[ETHER_ADDR_LEN];
uint8 ether_shost[ETHER_ADDR_LEN];
uint16 vlan_type; /* 0x8100 */
uint16 vlan_tag; /* priority, cfi and vid */
uint16 ether_type;
};
#define ETHERVLAN_HDR_LEN (ETHER_HDR_LEN + VLAN_TAG_LEN)
#undef PACKED
#if !defined(__GNUC__)
#pragma pack()
#endif
#endif /* _vlan_h_ */