xref: /linux/arch/x86/include/uapi/asm/mce.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 #ifndef _UAPI_ASM_X86_MCE_H
2 #define _UAPI_ASM_X86_MCE_H
3 
4 #include <linux/types.h>
5 #include <asm/ioctls.h>
6 
7 /* Fields are zero when not available */
8 struct 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  usable_addr;
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 };
30 
31 #define MCE_GET_RECORD_LEN   _IOR('M', 1, int)
32 #define MCE_GET_LOG_LEN      _IOR('M', 2, int)
33 #define MCE_GETCLEAR_FLAGS   _IOR('M', 3, int)
34 
35 #endif /* _UAPI_ASM_X86_MCE_H */
36