/usr/mips64el-linux-gnuabin32/include/misc/ocxl.h is in linux-libc-dev-mipsn32el-cross 4.15.0-18.19cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/* Copyright 2017 IBM Corp. */
#ifndef _MISC_OCXL_H
#define _MISC_OCXL_H
#include <linux/types.h>
#include <linux/ioctl.h>
enum ocxl_event_type {
OCXL_AFU_EVENT_XSL_FAULT_ERROR = 0,
};
#define OCXL_KERNEL_EVENT_FLAG_LAST 0x0001 /* This is the last event pending */
struct ocxl_kernel_event_header {
__u16 type;
__u16 flags;
__u32 reserved;
};
struct ocxl_kernel_event_xsl_fault_error {
__u64 addr;
__u64 dsisr;
__u64 count;
__u64 reserved;
};
struct ocxl_ioctl_attach {
__u64 amr;
__u64 reserved1;
__u64 reserved2;
__u64 reserved3;
};
struct ocxl_ioctl_metadata {
__u16 version; // struct version, always backwards compatible
// Version 0 fields
__u8 afu_version_major;
__u8 afu_version_minor;
__u32 pasid; // PASID assigned to the current context
__u64 pp_mmio_size; // Per PASID MMIO size
__u64 global_mmio_size;
// End version 0 fields
__u64 reserved[13]; // Total of 16*u64
};
struct ocxl_ioctl_irq_fd {
__u64 irq_offset;
__s32 eventfd;
__u32 reserved;
};
/* ioctl numbers */
#define OCXL_MAGIC 0xCA
/* AFU devices */
#define OCXL_IOCTL_ATTACH _IOW(OCXL_MAGIC, 0x10, struct ocxl_ioctl_attach)
#define OCXL_IOCTL_IRQ_ALLOC _IOR(OCXL_MAGIC, 0x11, __u64)
#define OCXL_IOCTL_IRQ_FREE _IOW(OCXL_MAGIC, 0x12, __u64)
#define OCXL_IOCTL_IRQ_SET_FD _IOW(OCXL_MAGIC, 0x13, struct ocxl_ioctl_irq_fd)
#define OCXL_IOCTL_GET_METADATA _IOR(OCXL_MAGIC, 0x14, struct ocxl_ioctl_metadata)
#endif /* _MISC_OCXL_H */
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