linux/arch/x86/include/uapi/asm/mce.h
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   1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2#ifndef _UAPI_ASM_X86_MCE_H
   3#define _UAPI_ASM_X86_MCE_H
   4
   5#include <linux/types.h>
   6#include <linux/ioctl.h>
   7
   8/* Fields are zero when not available */
   9struct mce {
  10        __u64 status;
  11        __u64 misc;
  12        __u64 addr;
  13        __u64 mcgstatus;
  14        __u64 ip;
  15        __u64 tsc;      /* cpu time stamp counter */
  16        __u64 time;     /* wall time_t when error was detected */
  17        __u8  cpuvendor;        /* cpu vendor as encoded in system.h */
  18        __u8  inject_flags;     /* software inject flags */
  19        __u8  severity;
  20        __u8  pad;
  21        __u32 cpuid;    /* CPUID 1 EAX */
  22        __u8  cs;               /* code segment */
  23        __u8  bank;     /* machine check bank */
  24        __u8  cpu;      /* cpu number; obsolete; use extcpu now */
  25        __u8  finished;   /* entry is valid */
  26        __u32 extcpu;   /* linux cpu number that detected the error */
  27        __u32 socketid; /* CPU socket ID */
  28        __u32 apicid;   /* CPU initial apic ID */
  29        __u64 mcgcap;   /* MCGCAP MSR: machine check capabilities of CPU */
  30        __u64 synd;     /* MCA_SYND MSR: only valid on SMCA systems */
  31        __u64 ipid;     /* MCA_IPID MSR: only valid on SMCA systems */
  32        __u64 ppin;     /* Protected Processor Inventory Number */
  33        __u32 microcode;/* Microcode revision */
  34};
  35
  36#define MCE_GET_RECORD_LEN   _IOR('M', 1, int)
  37#define MCE_GET_LOG_LEN      _IOR('M', 2, int)
  38#define MCE_GETCLEAR_FLAGS   _IOR('M', 3, int)
  39
  40#endif /* _UAPI_ASM_X86_MCE_H */
  41