diff options
Diffstat (limited to 'drivers/staging/benet/asyncmesg.h')
| -rw-r--r-- | drivers/staging/benet/asyncmesg.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/drivers/staging/benet/asyncmesg.h b/drivers/staging/benet/asyncmesg.h new file mode 100644 index 000000000000..d1e779adb848 --- /dev/null +++ b/drivers/staging/benet/asyncmesg.h @@ -0,0 +1,82 @@ +/* + * Copyright (C) 2005 - 2008 ServerEngines + * All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. The full GNU General + * Public License is included in this distribution in the file called COPYING. + * + * Contact Information: + * linux-drivers@serverengines.com + * + * ServerEngines + * 209 N. Fair Oaks Ave + * Sunnyvale, CA 94085 + */ +/* + * Autogenerated by srcgen version: 0127 + */ +#ifndef __asyncmesg_amap_h__ +#define __asyncmesg_amap_h__ +#include "fwcmd_common.h" + +/* --- ASYNC_EVENT_CODES --- */ +#define ASYNC_EVENT_CODE_LINK_STATE (1) +#define ASYNC_EVENT_CODE_ISCSI (2) + +/* --- ASYNC_LINK_STATES --- */ +#define ASYNC_EVENT_LINK_DOWN (0) /* Link Down on a port */ +#define ASYNC_EVENT_LINK_UP (1) /* Link Up on a port */ + +/* + * The last 4 bytes of the async events have this common format. It allows + * the driver to distinguish [link]MCC_CQ_ENTRY[/link] structs from + * asynchronous events. Both arrive on the same completion queue. This + * structure also contains the common fields used to decode the async event. + */ +struct BE_ASYNC_EVENT_TRAILER_AMAP { + u8 rsvd0[8]; /* DWORD 0 */ + u8 event_code[8]; /* DWORD 0 */ + u8 event_type[8]; /* DWORD 0 */ + u8 rsvd1[6]; /* DWORD 0 */ + u8 async_event; /* DWORD 0 */ + u8 valid; /* DWORD 0 */ +} __packed; +struct ASYNC_EVENT_TRAILER_AMAP { + u32 dw[1]; +}; + +/* + * Applicable in Initiator, Target and NIC modes. + * A link state async event is seen by all device drivers as soon they + * create an MCC ring. Thereafter, anytime the link status changes the + * drivers will receive a link state async event. Notifications continue to + * be sent until a driver destroys its MCC ring. A link down event is + * reported when either port loses link. A link up event is reported + * when either port regains link. When BE's failover mechanism is enabled, a + * link down on the active port causes traffic to be diverted to the standby + * port by the BE's ARM firmware (assuming the standby port has link). In + * this case, the standy port assumes the active status. Note: when link is + * restored on the failed port, traffic continues on the currently active + * port. The ARM firmware does not attempt to 'fail back' traffic to + * the restored port. + */ +struct BE_ASYNC_EVENT_LINK_STATE_AMAP { + u8 port0_link_status[8]; + u8 port1_link_status[8]; + u8 active_port[8]; + u8 rsvd0[8]; /* DWORD 0 */ + u8 port0_duplex[8]; + u8 port0_speed[8]; + u8 port1_duplex[8]; + u8 port1_speed[8]; + u8 port0_fault[8]; + u8 port1_fault[8]; + u8 rsvd1[2][8]; /* DWORD 2 */ + struct BE_ASYNC_EVENT_TRAILER_AMAP trailer; +} __packed; +struct ASYNC_EVENT_LINK_STATE_AMAP { + u32 dw[4]; +}; +#endif /* __asyncmesg_amap_h__ */ |