xref: /freebsd/sys/dev/firmware/arm/scmi_protocols.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1*54b96380SRuslan Bukin /*-
2*54b96380SRuslan Bukin  * SPDX-License-Identifier: BSD-2-Clause
3*54b96380SRuslan Bukin  *
4*54b96380SRuslan Bukin  * Copyright (c) 2022 Ruslan Bukin <br@bsdpad.com>
5*54b96380SRuslan Bukin  *
6*54b96380SRuslan Bukin  * This work was supported by Innovate UK project 105694, "Digital Security
7*54b96380SRuslan Bukin  * by Design (DSbD) Technology Platform Prototype".
8*54b96380SRuslan Bukin  *
9*54b96380SRuslan Bukin  * Redistribution and use in source and binary forms, with or without
10*54b96380SRuslan Bukin  * modification, are permitted provided that the following conditions
11*54b96380SRuslan Bukin  * are met:
12*54b96380SRuslan Bukin  * 1. Redistributions of source code must retain the above copyright
13*54b96380SRuslan Bukin  *    notice, this list of conditions and the following disclaimer.
14*54b96380SRuslan Bukin  * 2. Redistributions in binary form must reproduce the above copyright
15*54b96380SRuslan Bukin  *    notice, this list of conditions and the following disclaimer in the
16*54b96380SRuslan Bukin  *    documentation and/or other materials provided with the distribution.
17*54b96380SRuslan Bukin  *
18*54b96380SRuslan Bukin  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19*54b96380SRuslan Bukin  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20*54b96380SRuslan Bukin  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21*54b96380SRuslan Bukin  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22*54b96380SRuslan Bukin  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23*54b96380SRuslan Bukin  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24*54b96380SRuslan Bukin  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25*54b96380SRuslan Bukin  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26*54b96380SRuslan Bukin  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27*54b96380SRuslan Bukin  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28*54b96380SRuslan Bukin  * SUCH DAMAGE.
29*54b96380SRuslan Bukin  */
30*54b96380SRuslan Bukin 
31*54b96380SRuslan Bukin #ifndef	_ARM64_SCMI_SCMI_PROTOCOLS_H_
32*54b96380SRuslan Bukin #define	_ARM64_SCMI_SCMI_PROTOCOLS_H_
33*54b96380SRuslan Bukin 
34*54b96380SRuslan Bukin enum scmi_std_protocol {
35*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_BASE = 0x10,
36*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_POWER_DOMAIN = 0x11,
37*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_SYSTEM = 0x12,
38*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_PERF = 0x13,
39*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_CLOCK = 0x14,
40*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_SENSOR = 0x15,
41*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_RESET_DOMAIN = 0x16,
42*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ID_VOLTAGE_DOMAIN = 0x17,
43*54b96380SRuslan Bukin };
44*54b96380SRuslan Bukin 
45*54b96380SRuslan Bukin enum scmi_status_code {
46*54b96380SRuslan Bukin 	SCMI_SUCCESS =  0,
47*54b96380SRuslan Bukin 	SCMI_NOT_SUPPORTED = -1,
48*54b96380SRuslan Bukin 	SCMI_INVALID_PARAMETERS = -2,
49*54b96380SRuslan Bukin 	SCMI_DENIED = -3,
50*54b96380SRuslan Bukin 	SCMI_NOT_FOUND = -4,
51*54b96380SRuslan Bukin 	SCMI_OUT_OF_RANGE = -5,
52*54b96380SRuslan Bukin 	SCMI_BUSY = -6,
53*54b96380SRuslan Bukin 	SCMI_COMMS_ERROR = -7,
54*54b96380SRuslan Bukin 	SCMI_GENERIC_ERROR = -8,
55*54b96380SRuslan Bukin 	SCMI_HARDWARE_ERROR = -9,
56*54b96380SRuslan Bukin 	SCMI_PROTOCOL_ERROR = -10,
57*54b96380SRuslan Bukin };
58*54b96380SRuslan Bukin 
59*54b96380SRuslan Bukin #define	SCMI_PROTOCOL_ATTRIBUTES	0x1
60*54b96380SRuslan Bukin 
61*54b96380SRuslan Bukin #endif /* !_ARM64_SCMI_SCMI_PROTOCOLS_H_ */
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