aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-x86/mce_64.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/mce_64.h')
-rw-r--r--include/asm-x86/mce_64.h115
1 files changed, 0 insertions, 115 deletions
diff --git a/include/asm-x86/mce_64.h b/include/asm-x86/mce_64.h
deleted file mode 100644
index 7bc030a1996d..000000000000
--- a/include/asm-x86/mce_64.h
+++ /dev/null
@@ -1,115 +0,0 @@
1#ifndef _ASM_MCE_H
2#define _ASM_MCE_H 1
3
4#include <asm/ioctls.h>
5#include <asm/types.h>
6
7/*
8 * Machine Check support for x86
9 */
10
11#define MCG_CTL_P (1UL<<8) /* MCG_CAP register available */
12
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 */
16
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 */
24
25/* Fields are zero when not available */
26struct mce {
27 __u64 status;
28 __u64 misc;
29 __u64 addr;
30 __u64 mcgstatus;
31 __u64 rip;
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 */
39 __u32 pad;
40};
41
42/*
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.
46 */
47
48#define MCE_LOG_LEN 32
49
50struct mce_log {
51 char signature[12]; /* "MACHINECHECK" */
52 unsigned len; /* = MCE_LOG_LEN */
53 unsigned next;
54 unsigned flags;
55 unsigned pad0;
56 struct mce entry[MCE_LOG_LEN];
57};
58
59#define MCE_OVERFLOW 0 /* bit 0 in flags means overflow */
60
61#define MCE_LOG_SIGNATURE "MACHINECHECK"
62
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)
66
67/* Software defined banks */
68#define MCE_EXTENDED_BANK 128
69#define MCE_THERMAL_BANK MCE_EXTENDED_BANK + 0
70
71#define K8_MCE_THRESHOLD_BASE (MCE_EXTENDED_BANK + 1) /* MCE_AMD */
72#define K8_MCE_THRESHOLD_BANK_0 (MCE_THRESHOLD_BASE + 0 * 9)
73#define K8_MCE_THRESHOLD_BANK_1 (MCE_THRESHOLD_BASE + 1 * 9)
74#define K8_MCE_THRESHOLD_BANK_2 (MCE_THRESHOLD_BASE + 2 * 9)
75#define K8_MCE_THRESHOLD_BANK_3 (MCE_THRESHOLD_BASE + 3 * 9)
76#define K8_MCE_THRESHOLD_BANK_4 (MCE_THRESHOLD_BASE + 4 * 9)
77#define K8_MCE_THRESHOLD_BANK_5 (MCE_THRESHOLD_BASE + 5 * 9)
78#define K8_MCE_THRESHOLD_DRAM_ECC (MCE_THRESHOLD_BANK_4 + 0)
79
80#ifdef __KERNEL__
81#include <asm/atomic.h>
82
83void mce_log(struct mce *m);
84DECLARE_PER_CPU(struct sys_device, device_mce);
85
86#ifdef CONFIG_X86_MCE_INTEL
87void mce_intel_feature_init(struct cpuinfo_x86 *c);
88#else
89static inline void mce_intel_feature_init(struct cpuinfo_x86 *c)
90{
91}
92#endif
93
94#ifdef CONFIG_X86_MCE_AMD
95void mce_amd_feature_init(struct cpuinfo_x86 *c);
96#else
97static inline void mce_amd_feature_init(struct cpuinfo_x86 *c)
98{
99}
100#endif
101
102void mce_log_therm_throt_event(unsigned int cpu, __u64 status);
103
104extern atomic_t mce_entry;
105
106extern void do_machine_check(struct pt_regs *, long);
107
108extern int mce_notify_user(void);
109
110extern void stop_mce(void);
111extern void restart_mce(void);
112
113#endif
114
115#endif