xref: /freebsd/sys/dev/xilinx/axidma_if.m (revision 974ecf68903d3887324f534a3bca21f1ae501819)
1#-
2# Copyright (c) 2025 Ruslan Bukin <br@bsdpad.com>
3#
4# This software was developed by SRI International and the University of
5# Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237
6# ("CTSRD"), as part of the DARPA CRASH research programme.
7#
8# Redistribution and use in source and binary forms, with or without
9# modification, are permitted provided that the following conditions
10# are met:
11# 1. Redistributions of source code must retain the above copyright
12#    notice, this list of conditions and the following disclaimer.
13# 2. Redistributions in binary form must reproduce the above copyright
14#    notice, this list of conditions and the following disclaimer in the
15#    documentation and/or other materials provided with the distribution.
16#
17# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27# SUCH DAMAGE.
28#
29#
30
31#include <machine/bus.h>
32
33INTERFACE axidma;
34
35HEADER {
36	typedef void (*axidma_cb_t)(void *arg);
37};
38
39METHOD int reset {
40	device_t		dev;
41	int			chan_id;
42};
43
44METHOD struct resource * memres {
45	device_t		dev;
46};
47
48METHOD int setup_cb {
49	device_t		dev;
50	int			chan_id;
51	axidma_cb_t		cb;
52	void			*arg;
53};
54