xref: /freebsd/sys/dev/xilinx/if_xaevar.h (revision 734e82fe33aa764367791a7d603b383996c6b40b)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2019 Ruslan Bukin <br@bsdpad.com>
5  *
6  * This software was developed by SRI International and the University of
7  * Cambridge Computer Laboratory (Department of Computer Science and
8  * Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the
9  * DARPA SSITH research programme.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #ifndef	_DEV_XILINX_IF_XAEVAR_H_
34 #define	_DEV_XILINX_IF_XAEVAR_H_
35 
36 #include <dev/xdma/xdma.h>
37 
38 /*
39  * Driver data and defines.
40  */
41 #define	RX_DESC_COUNT	1024
42 #define	TX_DESC_COUNT	1024
43 
44 struct xae_softc {
45 	struct resource		*res[2];
46 	bus_space_tag_t		bst;
47 	bus_space_handle_t	bsh;
48 	device_t		dev;
49 	uint8_t			macaddr[ETHER_ADDR_LEN];
50 	device_t		miibus;
51 	struct mii_data *	mii_softc;
52 	if_t			ifp;
53 	int			if_flags;
54 	struct mtx		mtx;
55 	void *			intr_cookie;
56 	struct callout		xae_callout;
57 	boolean_t		link_is_up;
58 	boolean_t		is_attached;
59 	boolean_t		is_detaching;
60 	int			phy_addr;
61 
62 	/* xDMA TX */
63 	xdma_controller_t	*xdma_tx;
64 	xdma_channel_t		*xchan_tx;
65 	void			*ih_tx;
66 
67 	/* xDMA RX */
68 	xdma_controller_t	*xdma_rx;
69 	xdma_channel_t		*xchan_rx;
70 	void			*ih_rx;
71 
72 	struct buf_ring		*br;
73 
74 	/* Counters */
75 	uint64_t		counters[XAE_MAX_COUNTERS];
76 };
77 
78 #endif	/* _DEV_XILINX_IF_XAEVAR_H_ */
79