2005-04-12 22:07:11 +00:00
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/*
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2007-05-09 04:16:32 +00:00
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* Copyright (c) 2004-07 Applied Micro Circuits Corporation.
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2005-04-12 22:07:11 +00:00
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* Copyright (c) 2004-05 Vinod Kashyap.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* AMCC'S 3ware driver for 9000 series storage controllers.
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*
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* Author: Vinod Kashyap
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2007-05-09 04:16:32 +00:00
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* Modifications by: Adam Radford
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2005-04-12 22:07:11 +00:00
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*/
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#ifndef TW_OSL_EXTERNS_H
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#define TW_OSL_EXTERNS_H
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/*
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* Data structures and functions global to the OS Layer.
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*/
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/* External data structures. */
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extern int mp_ncpus;
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/* Functions in tw_osl_freebsd.c */
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/* Build a firmware passthru cmd pkt, and submit it to CL. */
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extern TW_INT32 tw_osli_fw_passthru(struct twa_softc *sc, TW_INT8 *buf);
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/* Get an OSL internal request context packet. */
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extern struct tw_osli_req_context *tw_osli_get_request(struct twa_softc *sc);
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/* Map data to DMA'able memory. */
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extern TW_INT32 tw_osli_map_request(struct tw_osli_req_context *req);
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/* Undo mapping. */
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extern TW_VOID tw_osli_unmap_request(struct tw_osli_req_context *req);
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/* Functions in tw_osl_cam.c */
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/* Attach to CAM. */
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extern TW_INT32 tw_osli_cam_attach(struct twa_softc *sc);
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/* Detach from CAM. */
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extern TW_VOID tw_osli_cam_detach(struct twa_softc *sc);
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/* Request CAM for a bus scan. */
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extern TW_INT32 tw_osli_request_bus_scan(struct twa_softc *sc);
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/* Unfreeze ccb flow from CAM. */
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extern TW_VOID tw_osli_allow_new_requests(struct twa_softc *sc, TW_VOID *ccb);
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/* Freeze ccb flow from CAM. */
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extern TW_VOID tw_osli_disallow_new_requests(struct twa_softc *sc);
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/* OSL's completion routine for SCSI I/O's. */
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extern TW_VOID tw_osl_complete_io(struct tw_cl_req_handle *req_handle);
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/* OSL's completion routine for passthru requests. */
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extern TW_VOID tw_osl_complete_passthru(struct tw_cl_req_handle *req_handle);
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#endif /* TW_OSL_EXTERNS_H */
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