75 lines
3.1 KiB
C
75 lines
3.1 KiB
C
/*-
|
|
* Copyright (C) 2013 Intel Corporation
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _NTB_HW_H_
|
|
#define _NTB_HW_H_
|
|
|
|
struct ntb_softc;
|
|
|
|
#define NTB_NUM_MW 2
|
|
#define NTB_LINK_DOWN 0
|
|
#define NTB_LINK_UP 1
|
|
|
|
enum ntb_hw_event {
|
|
NTB_EVENT_SW_EVENT0 = 0,
|
|
NTB_EVENT_SW_EVENT1,
|
|
NTB_EVENT_SW_EVENT2,
|
|
NTB_EVENT_HW_ERROR,
|
|
NTB_EVENT_HW_LINK_UP,
|
|
NTB_EVENT_HW_LINK_DOWN,
|
|
};
|
|
|
|
typedef void (*ntb_db_callback)(void *data, int db_num);
|
|
typedef void (*ntb_event_callback)(void *data, enum ntb_hw_event event);
|
|
|
|
int ntb_register_event_callback(struct ntb_softc *ntb, ntb_event_callback func);
|
|
void ntb_unregister_event_callback(struct ntb_softc *ntb);
|
|
int ntb_register_db_callback(struct ntb_softc *ntb, unsigned int idx,
|
|
void *data, ntb_db_callback func);
|
|
void ntb_unregister_db_callback(struct ntb_softc *ntb, unsigned int idx);
|
|
void *ntb_find_transport(struct ntb_softc *ntb);
|
|
struct ntb_softc *ntb_register_transport(struct ntb_softc *ntb,
|
|
void *transport);
|
|
void ntb_unregister_transport(struct ntb_softc *ntb);
|
|
int ntb_get_max_spads(struct ntb_softc *ntb);
|
|
int ntb_write_local_spad(struct ntb_softc *ntb, unsigned int idx, uint32_t val);
|
|
int ntb_read_local_spad(struct ntb_softc *ntb, unsigned int idx, uint32_t *val);
|
|
int ntb_write_remote_spad(struct ntb_softc *ntb, unsigned int idx,
|
|
uint32_t val);
|
|
int ntb_read_remote_spad(struct ntb_softc *ntb, unsigned int idx,
|
|
uint32_t *val);
|
|
void *ntb_get_mw_vbase(struct ntb_softc *ntb, unsigned int mw);
|
|
vm_paddr_t ntb_get_mw_pbase(struct ntb_softc *ntb, unsigned int mw);
|
|
u_long ntb_get_mw_size(struct ntb_softc *ntb, unsigned int mw);
|
|
void ntb_set_mw_addr(struct ntb_softc *ntb, unsigned int mw, uint64_t addr);
|
|
void ntb_ring_sdb(struct ntb_softc *ntb, unsigned int db);
|
|
bool ntb_query_link_status(struct ntb_softc *ntb);
|
|
device_t ntb_get_device(struct ntb_softc *ntb);
|
|
|
|
#endif /* _NTB_HW_H_ */
|