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

 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/*
 9 * Fields are zero when not available. Also, this struct is shared with
10 * userspace mcelog and thus must keep existing fields at current offsets.
11 * Only add new fields to the end of the structure
12 */
13struct mce {
14	__u64 status;		/* Bank's MCi_STATUS MSR */
15	__u64 misc;		/* Bank's MCi_MISC MSR */
16	__u64 addr;		/* Bank's MCi_ADDR MSR */
17	__u64 mcgstatus;	/* Machine Check Global Status MSR */
18	__u64 ip;		/* Instruction Pointer when the error happened */
19	__u64 tsc;		/* CPU time stamp counter */
20	__u64 time;		/* Wall time_t when error was detected */
21	__u8  cpuvendor;	/* Kernel's X86_VENDOR enum */
22	__u8  inject_flags;	/* Software inject flags */
23	__u8  severity;		/* Error severity */
24	__u8  pad;
25	__u32 cpuid;		/* CPUID 1 EAX */
26	__u8  cs;		/* Code segment */
27	__u8  bank;		/* Machine check bank reporting the error */
28	__u8  cpu;		/* CPU number; obsoleted by extcpu */
29	__u8  finished;		/* Entry is valid */
30	__u32 extcpu;		/* Linux CPU number that detected the error */
31	__u32 socketid;		/* CPU socket ID */
32	__u32 apicid;		/* CPU initial APIC ID */
33	__u64 mcgcap;		/* MCGCAP MSR: machine check capabilities of CPU */
34	__u64 synd;		/* MCA_SYND MSR: only valid on SMCA systems */
35	__u64 ipid;		/* MCA_IPID MSR: only valid on SMCA systems */
36	__u64 ppin;		/* Protected Processor Inventory Number */
37	__u32 microcode;	/* Microcode revision */
38	__u64 kflags;		/* Internal kernel use */
39};
40
41#define MCE_GET_RECORD_LEN   _IOR('M', 1, int)
42#define MCE_GET_LOG_LEN      _IOR('M', 2, int)
43#define MCE_GETCLEAR_FLAGS   _IOR('M', 3, int)
44
45#endif /* _UAPI_ASM_X86_MCE_H */