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 */ 9 struct 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 }; 34 35 #define MCE_GET_RECORD_LEN _IOR('M', 1, int) 36 #define MCE_GET_LOG_LEN _IOR('M', 2, int) 37 #define MCE_GETCLEAR_FLAGS _IOR('M', 3, int) 38 39 #endif /* _UAPI_ASM_X86_MCE_H */ 40
