diff options
Diffstat (limited to 'include/linux/if_bonding.h')
| -rw-r--r-- | include/linux/if_bonding.h | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/include/linux/if_bonding.h b/include/linux/if_bonding.h new file mode 100644 index 00000000..a17edda8 --- /dev/null +++ b/include/linux/if_bonding.h @@ -0,0 +1,128 @@ +/* + * 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 */ + +#define BOND_DEFAULT_TX_QUEUES 16 /* Default number of tx queues per device */ + +#define BOND_DEFAULT_RESEND_IGMP 1 /* Default number of IGMP membership reports */ + +/* hashing types */ +#define BOND_XMIT_POLICY_LAYER2 0 /* layer 2 (MAC only), default */ +#define BOND_XMIT_POLICY_LAYER34 1 /* layer 3+4 (IP ^ (TCP || UDP)) */ +#define BOND_XMIT_POLICY_LAYER23 2 /* layer 2+3 (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: + */ + |