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git.proxmox.com Git - mirror_ubuntu-zesty-kernel.git/blob - include/asm-x86_64/mce.h
4 #include <asm/ioctls.h>
8 * Machine Check support for x86
11 #define MCG_CTL_P (1UL<<8) /* MCG_CAP register available */
13 #define MCG_STATUS_RIPV (1UL<<0) /* restart ip valid */
14 #define MCG_STATUS_EIPV (1UL<<1) /* eip points to correct instruction */
15 #define MCG_STATUS_MCIP (1UL<<2) /* machine check in progress */
17 #define MCI_STATUS_VAL (1UL<<63) /* valid error */
18 #define MCI_STATUS_OVER (1UL<<62) /* previous errors lost */
19 #define MCI_STATUS_UC (1UL<<61) /* uncorrected error */
20 #define MCI_STATUS_EN (1UL<<60) /* error enabled */
21 #define MCI_STATUS_MISCV (1UL<<59) /* misc error reg. valid */
22 #define MCI_STATUS_ADDRV (1UL<<58) /* addr reg. valid */
23 #define MCI_STATUS_PCC (1UL<<57) /* processor context corrupt */
25 /* Fields are zero when not available */
32 __u64 tsc
; /* cpu time stamp counter */
33 __u64 res1
; /* for future extension */
34 __u64 res2
; /* dito. */
35 __u8 cs
; /* code segment */
36 __u8 bank
; /* machine check bank */
37 __u8 cpu
; /* cpu that raised the error */
38 __u8 finished
; /* entry is valid */
43 * This structure contains all data related to the MCE log.
44 * Also carries a signature to make it easier to find from external debugging tools.
45 * Each entry is only valid when its finished flag is set.
48 #define MCE_LOG_LEN 32
51 char signature
[12]; /* "MACHINECHECK" */
52 unsigned len
; /* = MCE_LOG_LEN */
56 struct mce entry
[MCE_LOG_LEN
];
59 #define MCE_OVERFLOW 0 /* bit 0 in flags means overflow */
61 #define MCE_LOG_SIGNATURE "MACHINECHECK"
63 #define MCE_GET_RECORD_LEN _IOR('M', 1, int)
64 #define MCE_GET_LOG_LEN _IOR('M', 2, int)
65 #define MCE_GETCLEAR_FLAGS _IOR('M', 3, int)
67 /* Software defined banks */
68 #define MCE_EXTENDED_BANK 128
69 #define MCE_THERMAL_BANK MCE_EXTENDED_BANK + 0
71 void mce_log(struct mce
*m
);
72 #ifdef CONFIG_X86_MCE_INTEL
73 void mce_intel_feature_init(struct cpuinfo_x86
*c
);
75 static inline void mce_intel_feature_init(struct cpuinfo_x86
*c
)