a23fd118e437af0a7877dd313db8fdaa3537c675yl/*
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a23fd118e437af0a7877dd313db8fdaa3537c675yl * CDDL HEADER END
a23fd118e437af0a7877dd313db8fdaa3537c675yl *
8347601bcb0a439f6e50fc36b4039a73d08700e1yl * Copyright (c) 2002-2006 Neterion, Inc.
a23fd118e437af0a7877dd313db8fdaa3537c675yl */
a23fd118e437af0a7877dd313db8fdaa3537c675yl
a23fd118e437af0a7877dd313db8fdaa3537c675yl#ifndef XGE_HAL_EVENT_H
a23fd118e437af0a7877dd313db8fdaa3537c675yl#define XGE_HAL_EVENT_H
a23fd118e437af0a7877dd313db8fdaa3537c675yl
a23fd118e437af0a7877dd313db8fdaa3537c675yl#include "xge-os-pal.h"
a23fd118e437af0a7877dd313db8fdaa3537c675yl
8347601bcb0a439f6e50fc36b4039a73d08700e1yl__EXTERN_BEGIN_DECLS
8347601bcb0a439f6e50fc36b4039a73d08700e1yl
a23fd118e437af0a7877dd313db8fdaa3537c675yl#define XGE_HAL_EVENT_BASE 0
a23fd118e437af0a7877dd313db8fdaa3537c675yl#define XGE_LL_EVENT_BASE 100
a23fd118e437af0a7877dd313db8fdaa3537c675yl
a23fd118e437af0a7877dd313db8fdaa3537c675yl/**
a23fd118e437af0a7877dd313db8fdaa3537c675yl * enum xge_hal_event_e - Enumerates slow-path HAL events.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_UNKNOWN: Unknown (and invalid) event.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_SERR: Serious hardware error event.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_LINK_IS_UP: The link state has changed from 'down' to
a23fd118e437af0a7877dd313db8fdaa3537c675yl * 'up'; upper-layer driver (typically, link layer) is
a23fd118e437af0a7877dd313db8fdaa3537c675yl * supposed to wake the queue, etc.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_LINK_IS_DOWN: Link-down event.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * The link state has changed from 'down' to 'up';
a23fd118e437af0a7877dd313db8fdaa3537c675yl * upper-layer driver is supposed to stop traffic, etc.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_ECCERR: ECC error event.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_PARITYERR: Parity error event.
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_TARGETABORT: Target abort event. Used when device
a23fd118e437af0a7877dd313db8fdaa3537c675yl * aborts transmit operation with the corresponding transfer code
a23fd118e437af0a7877dd313db8fdaa3537c675yl * (for T_CODE enum see xgehal-fifo.h and xgehal-ring.h)
a23fd118e437af0a7877dd313db8fdaa3537c675yl * @XGE_HAL_EVENT_SLOT_FREEZE: Slot-freeze event. Driver tries to distinguish
a23fd118e437af0a7877dd313db8fdaa3537c675yl * slot-freeze from the rest critical events (e.g. ECC) when it is
a23fd118e437af0a7877dd313db8fdaa3537c675yl * impossible to PIO read "through" the bus, i.e. when getting all-foxes.
a23fd118e437af0a7877dd313db8fdaa3537c675yl *
a23fd118e437af0a7877dd313db8fdaa3537c675yl * xge_hal_event_e enumerates slow-path HAL eventis.
a23fd118e437af0a7877dd313db8fdaa3537c675yl *
a23fd118e437af0a7877dd313db8fdaa3537c675yl * See also: xge_hal_uld_cbs_t{}, xge_uld_link_up_f{},
a23fd118e437af0a7877dd313db8fdaa3537c675yl * xge_uld_link_down_f{}.
a23fd118e437af0a7877dd313db8fdaa3537c675yl */
a23fd118e437af0a7877dd313db8fdaa3537c675yltypedef enum xge_hal_event_e {
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_UNKNOWN = 0,
a23fd118e437af0a7877dd313db8fdaa3537c675yl /* HAL events */
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_SERR = XGE_HAL_EVENT_BASE + 1,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_LINK_IS_UP = XGE_HAL_EVENT_BASE + 2,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_LINK_IS_DOWN = XGE_HAL_EVENT_BASE + 3,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_ECCERR = XGE_HAL_EVENT_BASE + 4,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_PARITYERR = XGE_HAL_EVENT_BASE + 5,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_TARGETABORT = XGE_HAL_EVENT_BASE + 6,
a23fd118e437af0a7877dd313db8fdaa3537c675yl XGE_HAL_EVENT_SLOT_FREEZE = XGE_HAL_EVENT_BASE + 7,
a23fd118e437af0a7877dd313db8fdaa3537c675yl} xge_hal_event_e;
a23fd118e437af0a7877dd313db8fdaa3537c675yl
8347601bcb0a439f6e50fc36b4039a73d08700e1yl__EXTERN_END_DECLS
8347601bcb0a439f6e50fc36b4039a73d08700e1yl
a23fd118e437af0a7877dd313db8fdaa3537c675yl#endif /* XGE_HAL_EVENT_H */