1/*
2 * This header was generated from the Linux kernel headers by update_headers.py,
3 * to provide necessary information from kernel to userspace, such as constants,
4 * structures, and macros, and thus, contains no copyrightable information.
5 */
6#ifndef _UAPI_MISC_OCXL_H
7#define _UAPI_MISC_OCXL_H
8#include <linux/types.h>
9#include <linux/ioctl.h>
10enum ocxl_event_type {
11	OCXL_AFU_EVENT_XSL_FAULT_ERROR = 0,
12};
13#define OCXL_KERNEL_EVENT_FLAG_LAST 0x0001
14struct ocxl_kernel_event_header {
15	__u16 type;
16	__u16 flags;
17	__u32 reserved;
18};
19struct ocxl_kernel_event_xsl_fault_error {
20	__u64 addr;
21	__u64 dsisr;
22	__u64 count;
23	__u64 reserved;
24};
25struct ocxl_ioctl_attach {
26	__u64 amr;
27	__u64 reserved1;
28	__u64 reserved2;
29	__u64 reserved3;
30};
31struct ocxl_ioctl_metadata {
32	__u16 version;
33
34	__u8  afu_version_major;
35	__u8  afu_version_minor;
36	__u32 pasid;
37	__u64 pp_mmio_size;
38	__u64 global_mmio_size;
39
40	__u64 reserved[13];
41};
42struct ocxl_ioctl_p9_wait {
43	__u16 thread_id;
44	__u16 reserved1;
45	__u32 reserved2;
46	__u64 reserved3[3];
47};
48#define OCXL_IOCTL_FEATURES_FLAGS0_P9_WAIT	0x01
49struct ocxl_ioctl_features {
50	__u64 flags[4];
51};
52struct ocxl_ioctl_irq_fd {
53	__u64 irq_offset;
54	__s32 eventfd;
55	__u32 reserved;
56};
57#define OCXL_MAGIC 0xCA
58#define OCXL_IOCTL_ATTACH	_IOW(OCXL_MAGIC, 0x10, struct ocxl_ioctl_attach)
59#define OCXL_IOCTL_IRQ_ALLOC	_IOR(OCXL_MAGIC, 0x11, __u64)
60#define OCXL_IOCTL_IRQ_FREE	_IOW(OCXL_MAGIC, 0x12, __u64)
61#define OCXL_IOCTL_IRQ_SET_FD	_IOW(OCXL_MAGIC, 0x13, struct ocxl_ioctl_irq_fd)
62#define OCXL_IOCTL_GET_METADATA _IOR(OCXL_MAGIC, 0x14, struct ocxl_ioctl_metadata)
63#define OCXL_IOCTL_ENABLE_P9_WAIT	_IOR(OCXL_MAGIC, 0x15, struct ocxl_ioctl_p9_wait)
64#define OCXL_IOCTL_GET_FEATURES _IOR(OCXL_MAGIC, 0x16, struct ocxl_ioctl_features)
65#endif
66