| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| #ifndef _UAPI_ASM_X86_MCE_H |
| #define _UAPI_ASM_X86_MCE_H |
| |
| #include <linux/types.h> |
| #include <linux/ioctl.h> |
| |
| /* |
| * Fields are zero when not available. Also, this struct is shared with |
| * userspace mcelog and thus must keep existing fields at current offsets. |
| * Only add new fields to the end of the structure |
| */ |
| struct mce { |
| __u64 status; /* Bank's MCi_STATUS MSR */ |
| __u64 misc; /* Bank's MCi_MISC MSR */ |
| __u64 addr; /* Bank's MCi_ADDR MSR */ |
| __u64 mcgstatus; /* Machine Check Global Status MSR */ |
| __u64 ip; /* Instruction Pointer when the error happened */ |
| __u64 tsc; /* CPU time stamp counter */ |
| __u64 time; /* Wall time_t when error was detected */ |
| __u8 cpuvendor; /* Kernel's X86_VENDOR enum */ |
| __u8 inject_flags; /* Software inject flags */ |
| __u8 severity; /* Error severity */ |
| __u8 pad; |
| __u32 cpuid; /* CPUID 1 EAX */ |
| __u8 cs; /* Code segment */ |
| __u8 bank; /* Machine check bank reporting the error */ |
| __u8 cpu; /* CPU number; obsoleted by extcpu */ |
| __u8 finished; /* Entry is valid */ |
| __u32 extcpu; /* Linux CPU number that detected the error */ |
| __u32 socketid; /* CPU socket ID */ |
| __u32 apicid; /* CPU initial APIC ID */ |
| __u64 mcgcap; /* MCGCAP MSR: machine check capabilities of CPU */ |
| __u64 synd; /* MCA_SYND MSR: only valid on SMCA systems */ |
| __u64 ipid; /* MCA_IPID MSR: only valid on SMCA systems */ |
| __u64 ppin; /* Protected Processor Inventory Number */ |
| __u32 microcode; /* Microcode revision */ |
| __u64 kflags; /* Internal kernel use */ |
| }; |
| |
| #define MCE_GET_RECORD_LEN _IOR('M', 1, int) |
| #define MCE_GET_LOG_LEN _IOR('M', 2, int) |
| #define MCE_GETCLEAR_FLAGS _IOR('M', 3, int) |
| |
| #endif /* _UAPI_ASM_X86_MCE_H */ |
