/* * Bond several ethernet interfaces into a Cisco, running 'Etherchannel'. * * * Portions are (c) Copyright 1995 Simon "Guru Aleph-Null" Janes * NCM: Network and Communications Management, Inc. * * BUT, I'm the one who modified it for ethernet, so: * (c) Copyright 1999, Thomas Davis, tadavis@lbl.gov * * This software may be used and distributed according to the terms * of the GNU Public License, incorporated herein by reference. * * 2003/03/18 - Amir Noam <amir.noam at intel dot com> * - Added support for getting slave's speed and duplex via ethtool. * Needed for 802.3ad and other future modes. * * 2003/03/18 - Tsippy Mendelson <tsippy.mendelson at intel dot com> and * Shmulik Hen <shmulik.hen at intel dot com> * - Enable support of modes that need to use the unique mac address of * each slave. * * 2003/03/18 - Tsippy Mendelson <tsippy.mendelson at intel dot com> and * Amir Noam <amir.noam at intel dot com> * - Moved driver's private data types to bonding.h * * 2003/03/18 - Amir Noam <amir.noam at intel dot com>, * Tsippy Mendelson <tsippy.mendelson at intel dot com> and * Shmulik Hen <shmulik.hen at intel dot com> * - Added support for IEEE 802.3ad Dynamic link aggregation mode. * * 2003/05/01 - Amir Noam <amir.noam at intel dot com> * - Added ABI version control to restore compatibility between * new/old ifenslave and new/old bonding. * * 2003/12/01 - Shmulik Hen <shmulik.hen at intel dot com> * - Code cleanup and style changes * * 2005/05/05 - Jason Gabler <jygabler at lbl dot gov> * - added definitions for various XOR hashing policies */ #ifndef _LINUX_IF_BONDING_H #define _LINUX_IF_BONDING_H #include <linux/if.h> #include <linux/types.h> #include <linux/if_ether.h> /* userland - kernel ABI version (2003/05/08) */ #define BOND_ABI_VERSION 2 /* * We can remove these ioctl definitions in 2.5. People should use the * SIOC*** versions of them instead */ #define BOND_ENSLAVE_OLD (SIOCDEVPRIVATE) #define BOND_RELEASE_OLD (SIOCDEVPRIVATE + 1) #define BOND_SETHWADDR_OLD (SIOCDEVPRIVATE + 2) #define BOND_SLAVE_INFO_QUERY_OLD (SIOCDEVPRIVATE + 11) #define BOND_INFO_QUERY_OLD (SIOCDEVPRIVATE + 12) #define BOND_CHANGE_ACTIVE_OLD (SIOCDEVPRIVATE + 13) #define BOND_CHECK_MII_STATUS (SIOCGMIIPHY) #define BOND_MODE_ROUNDROBIN 0 #define BOND_MODE_ACTIVEBACKUP 1 #define BOND_MODE_XOR 2 #define BOND_MODE_BROADCAST 3 #define BOND_MODE_8023AD 4 #define BOND_MODE_TLB 5 #define BOND_MODE_ALB 6 /* TLB + RLB (receive load balancing) */ /* each slave's link has 4 states */ #define BOND_LINK_UP 0 /* link is up and running */ #define BOND_LINK_FAIL 1 /* link has just gone down */ #define BOND_LINK_DOWN 2 /* link has been down for too long time */ #define BOND_LINK_BACK 3 /* link is going back */ /* each slave has several states */ #define BOND_STATE_ACTIVE 0 /* link is active */ #define BOND_STATE_BACKUP 1 /* link is backup */ #define BOND_DEFAULT_MAX_BONDS 1 /* Default maximum number of devices to support */ /* hashing types */ #define BOND_XMIT_POLICY_LAYER2 0 /* layer 2 (MAC only), default */ #define BOND_XMIT_POLICY_LAYER34 1 /* layer 3+4 (IP ^ MAC) */ typedef struct ifbond { __s32 bond_mode; __s32 num_slaves; __s32 miimon; } ifbond; typedef struct ifslave { __s32 slave_id; /* Used as an IN param to the BOND_SLAVE_INFO_QUERY ioctl */ char slave_name[IFNAMSIZ]; __s8 link; __s8 state; __u32 link_failure_count; } ifslave; struct ad_info { __u16 aggregator_id; __u16 ports; __u16 actor_key; __u16 partner_key; __u8 partner_system[ETH_ALEN]; }; #endif /* _LINUX_IF_BONDING_H */ /* * Local variables: * version-control: t * kept-new-versions: 5 * c-indent-level: 8 * c-basic-offset: 8 * tab-width: 8 * End: */