xref: /OK3568_Linux_fs/kernel/include/uapi/linux/arm_sdei.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun /* Copyright (C) 2017 Arm Ltd. */
3*4882a593Smuzhiyun #ifndef _UAPI_LINUX_ARM_SDEI_H
4*4882a593Smuzhiyun #define _UAPI_LINUX_ARM_SDEI_H
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #define SDEI_1_0_FN_BASE			0xC4000020
7*4882a593Smuzhiyun #define SDEI_1_0_MASK				0xFFFFFFE0
8*4882a593Smuzhiyun #define SDEI_1_0_FN(n)				(SDEI_1_0_FN_BASE + (n))
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_VERSION			SDEI_1_0_FN(0x00)
11*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_REGISTER			SDEI_1_0_FN(0x01)
12*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_ENABLE			SDEI_1_0_FN(0x02)
13*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_DISABLE			SDEI_1_0_FN(0x03)
14*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_CONTEXT			SDEI_1_0_FN(0x04)
15*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_COMPLETE			SDEI_1_0_FN(0x05)
16*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_COMPLETE_AND_RESUME	SDEI_1_0_FN(0x06)
17*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_UNREGISTER		SDEI_1_0_FN(0x07)
18*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_STATUS			SDEI_1_0_FN(0x08)
19*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_GET_INFO			SDEI_1_0_FN(0x09)
20*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_EVENT_ROUTING_SET		SDEI_1_0_FN(0x0A)
21*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_PE_MASK			SDEI_1_0_FN(0x0B)
22*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_PE_UNMASK			SDEI_1_0_FN(0x0C)
23*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_INTERRUPT_BIND			SDEI_1_0_FN(0x0D)
24*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_INTERRUPT_RELEASE		SDEI_1_0_FN(0x0E)
25*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_PRIVATE_RESET			SDEI_1_0_FN(0x11)
26*4882a593Smuzhiyun #define SDEI_1_0_FN_SDEI_SHARED_RESET			SDEI_1_0_FN(0x12)
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #define SDEI_VERSION_MAJOR_SHIFT			48
29*4882a593Smuzhiyun #define SDEI_VERSION_MAJOR_MASK				0x7fff
30*4882a593Smuzhiyun #define SDEI_VERSION_MINOR_SHIFT			32
31*4882a593Smuzhiyun #define SDEI_VERSION_MINOR_MASK				0xffff
32*4882a593Smuzhiyun #define SDEI_VERSION_VENDOR_SHIFT			0
33*4882a593Smuzhiyun #define SDEI_VERSION_VENDOR_MASK			0xffffffff
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #define SDEI_VERSION_MAJOR(x)	(x>>SDEI_VERSION_MAJOR_SHIFT & SDEI_VERSION_MAJOR_MASK)
36*4882a593Smuzhiyun #define SDEI_VERSION_MINOR(x)	(x>>SDEI_VERSION_MINOR_SHIFT & SDEI_VERSION_MINOR_MASK)
37*4882a593Smuzhiyun #define SDEI_VERSION_VENDOR(x)	(x>>SDEI_VERSION_VENDOR_SHIFT & SDEI_VERSION_VENDOR_MASK)
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun /* SDEI return values */
40*4882a593Smuzhiyun #define SDEI_SUCCESS		0
41*4882a593Smuzhiyun #define SDEI_NOT_SUPPORTED	-1
42*4882a593Smuzhiyun #define SDEI_INVALID_PARAMETERS	-2
43*4882a593Smuzhiyun #define SDEI_DENIED		-3
44*4882a593Smuzhiyun #define SDEI_PENDING		-5
45*4882a593Smuzhiyun #define SDEI_OUT_OF_RESOURCE	-10
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun /* EVENT_REGISTER flags */
48*4882a593Smuzhiyun #define SDEI_EVENT_REGISTER_RM_ANY	0
49*4882a593Smuzhiyun #define SDEI_EVENT_REGISTER_RM_PE	1
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun /* EVENT_STATUS return value bits */
52*4882a593Smuzhiyun #define SDEI_EVENT_STATUS_RUNNING	2
53*4882a593Smuzhiyun #define SDEI_EVENT_STATUS_ENABLED	1
54*4882a593Smuzhiyun #define SDEI_EVENT_STATUS_REGISTERED	0
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun /* EVENT_COMPLETE status values */
57*4882a593Smuzhiyun #define SDEI_EV_HANDLED	0
58*4882a593Smuzhiyun #define SDEI_EV_FAILED	1
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun /* GET_INFO values */
61*4882a593Smuzhiyun #define SDEI_EVENT_INFO_EV_TYPE			0
62*4882a593Smuzhiyun #define SDEI_EVENT_INFO_EV_SIGNALED		1
63*4882a593Smuzhiyun #define SDEI_EVENT_INFO_EV_PRIORITY		2
64*4882a593Smuzhiyun #define SDEI_EVENT_INFO_EV_ROUTING_MODE		3
65*4882a593Smuzhiyun #define SDEI_EVENT_INFO_EV_ROUTING_AFF		4
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun /* and their results */
68*4882a593Smuzhiyun #define SDEI_EVENT_TYPE_PRIVATE			0
69*4882a593Smuzhiyun #define SDEI_EVENT_TYPE_SHARED			1
70*4882a593Smuzhiyun #define SDEI_EVENT_PRIORITY_NORMAL		0
71*4882a593Smuzhiyun #define SDEI_EVENT_PRIORITY_CRITICAL		1
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #endif /* _UAPI_LINUX_ARM_SDEI_H */
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