56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* Structures for hypfs interface
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*
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* Copyright IBM Corp. 2013
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*
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* Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
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*/
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#ifndef _ASM_HYPFS_H
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#define _ASM_HYPFS_H
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#include <linux/types.h>
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/*
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* IOCTL for binary interface /sys/kernel/debug/diag_304
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*/
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struct hypfs_diag304 {
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__u32 args[2];
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__u64 data;
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__u64 rc;
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} __attribute__((packed));
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#define HYPFS_IOCTL_MAGIC 0x10
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#define HYPFS_DIAG304 \
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_IOWR(HYPFS_IOCTL_MAGIC, 0x20, struct hypfs_diag304)
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/*
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* Structures for binary interface /sys/kernel/debug/diag_0c
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*/
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struct hypfs_diag0c_hdr {
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__u64 len; /* Length of diag0c buffer without header */
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__u16 version; /* Version of header */
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char reserved1[6]; /* Reserved */
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char tod_ext[16]; /* TOD clock for diag0c */
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__u64 count; /* Number of entries (CPUs) in diag0c array */
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char reserved2[24]; /* Reserved */
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};
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struct hypfs_diag0c_entry {
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char date[8]; /* MM/DD/YY in EBCDIC */
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char time[8]; /* HH:MM:SS in EBCDIC */
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__u64 virtcpu; /* Virtual time consumed by the virt CPU (us) */
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__u64 totalproc; /* Total of virtual and simulation time (us) */
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__u32 cpu; /* Linux logical CPU number */
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__u32 reserved; /* Align to 8 byte */
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};
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struct hypfs_diag0c_data {
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struct hypfs_diag0c_hdr hdr; /* 64 byte header */
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struct hypfs_diag0c_entry entry[]; /* diag0c entry array */
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};
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#endif
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