xref: /freebsd/sys/arm64/intel/stratix10-svc.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
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 _ARM64_INTEL_STRATIX10_SVC_H_
34 #define	_ARM64_INTEL_STRATIX10_SVC_H_
35 
36 struct s10_svc_msg {
37 	int command;
38 #define	COMMAND_RECONFIG		(1 << 0)
39 #define	COMMAND_RECONFIG_DATA_SUBMIT	(1 << 1)
40 #define	COMMAND_RECONFIG_DATA_CLAIM	(1 << 2)
41 	int flags;
42 #define	COMMAND_RECONFIG_FLAG_PARTIAL	(1 << 0)
43 	void *payload;
44 	int payload_length;
45 };
46 
47 struct s10_svc_mem {
48 	vm_offset_t paddr;
49 	vm_offset_t vaddr;
50 	int size;
51 	int fill;
52 };
53 
54 int s10_svc_send(device_t dev, struct s10_svc_msg *msg);
55 int s10_svc_allocate_memory(device_t dev, struct s10_svc_mem *mem, int size);
56 void s10_svc_free_memory(device_t dev, struct s10_svc_mem *mem);
57 
58 #endif	/* !_ARM64_INTEL_STRATIX10_SVC_H_ */
59