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