1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/* Copyright (C) 2017 Arm Ltd. */
3#ifndef _UAPI_LINUX_ARM_SDEI_H
4#define _UAPI_LINUX_ARM_SDEI_H
5
6#define SDEI_1_0_FN_BASE			0xC4000020
7#define SDEI_1_0_MASK				0xFFFFFFE0
8#define SDEI_1_0_FN(n)				(SDEI_1_0_FN_BASE + (n))
9
10#define SDEI_1_0_FN_SDEI_VERSION			SDEI_1_0_FN(0x00)
11#define SDEI_1_0_FN_SDEI_EVENT_REGISTER			SDEI_1_0_FN(0x01)
12#define SDEI_1_0_FN_SDEI_EVENT_ENABLE			SDEI_1_0_FN(0x02)
13#define SDEI_1_0_FN_SDEI_EVENT_DISABLE			SDEI_1_0_FN(0x03)
14#define SDEI_1_0_FN_SDEI_EVENT_CONTEXT			SDEI_1_0_FN(0x04)
15#define SDEI_1_0_FN_SDEI_EVENT_COMPLETE			SDEI_1_0_FN(0x05)
16#define SDEI_1_0_FN_SDEI_EVENT_COMPLETE_AND_RESUME	SDEI_1_0_FN(0x06)
17#define SDEI_1_0_FN_SDEI_EVENT_UNREGISTER		SDEI_1_0_FN(0x07)
18#define SDEI_1_0_FN_SDEI_EVENT_STATUS			SDEI_1_0_FN(0x08)
19#define SDEI_1_0_FN_SDEI_EVENT_GET_INFO			SDEI_1_0_FN(0x09)
20#define SDEI_1_0_FN_SDEI_EVENT_ROUTING_SET		SDEI_1_0_FN(0x0A)
21#define SDEI_1_0_FN_SDEI_PE_MASK			SDEI_1_0_FN(0x0B)
22#define SDEI_1_0_FN_SDEI_PE_UNMASK			SDEI_1_0_FN(0x0C)
23#define SDEI_1_0_FN_SDEI_INTERRUPT_BIND			SDEI_1_0_FN(0x0D)
24#define SDEI_1_0_FN_SDEI_INTERRUPT_RELEASE		SDEI_1_0_FN(0x0E)
25#define SDEI_1_0_FN_SDEI_PRIVATE_RESET			SDEI_1_0_FN(0x11)
26#define SDEI_1_0_FN_SDEI_SHARED_RESET			SDEI_1_0_FN(0x12)
27
28#define SDEI_VERSION_MAJOR_SHIFT			48
29#define SDEI_VERSION_MAJOR_MASK				0x7fff
30#define SDEI_VERSION_MINOR_SHIFT			32
31#define SDEI_VERSION_MINOR_MASK				0xffff
32#define SDEI_VERSION_VENDOR_SHIFT			0
33#define SDEI_VERSION_VENDOR_MASK			0xffffffff
34
35#define SDEI_VERSION_MAJOR(x)	(x>>SDEI_VERSION_MAJOR_SHIFT & SDEI_VERSION_MAJOR_MASK)
36#define SDEI_VERSION_MINOR(x)	(x>>SDEI_VERSION_MINOR_SHIFT & SDEI_VERSION_MINOR_MASK)
37#define SDEI_VERSION_VENDOR(x)	(x>>SDEI_VERSION_VENDOR_SHIFT & SDEI_VERSION_VENDOR_MASK)
38
39/* SDEI return values */
40#define SDEI_SUCCESS		0
41#define SDEI_NOT_SUPPORTED	-1
42#define SDEI_INVALID_PARAMETERS	-2
43#define SDEI_DENIED		-3
44#define SDEI_PENDING		-5
45#define SDEI_OUT_OF_RESOURCE	-10
46
47/* EVENT_REGISTER flags */
48#define SDEI_EVENT_REGISTER_RM_ANY	0
49#define SDEI_EVENT_REGISTER_RM_PE	1
50
51/* EVENT_STATUS return value bits */
52#define SDEI_EVENT_STATUS_RUNNING	2
53#define SDEI_EVENT_STATUS_ENABLED	1
54#define SDEI_EVENT_STATUS_REGISTERED	0
55
56/* EVENT_COMPLETE status values */
57#define SDEI_EV_HANDLED	0
58#define SDEI_EV_FAILED	1
59
60/* GET_INFO values */
61#define SDEI_EVENT_INFO_EV_TYPE			0
62#define SDEI_EVENT_INFO_EV_SIGNALED		1
63#define SDEI_EVENT_INFO_EV_PRIORITY		2
64#define SDEI_EVENT_INFO_EV_ROUTING_MODE		3
65#define SDEI_EVENT_INFO_EV_ROUTING_AFF		4
66
67/* and their results */
68#define SDEI_EVENT_TYPE_PRIVATE			0
69#define SDEI_EVENT_TYPE_SHARED			1
70#define SDEI_EVENT_PRIORITY_NORMAL		0
71#define SDEI_EVENT_PRIORITY_CRITICAL		1
72
73#endif /* _UAPI_LINUX_ARM_SDEI_H */
74