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author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-17 16:04:40 (GMT) |
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committer | Thomas Gleixner <tglx@inhelltoy.tec.linutronix.de> | 2007-10-17 18:16:44 (GMT) |
commit | e2f430291fe23a4f78da078142e8fe9e94e9e043 (patch) | |
tree | d02abe631644458cbdd3bc44c43120c73ddc7060 /include/asm-x86/mce.h | |
parent | 06f99ac87ef3f1f706cd1eb794b16dfbfe60ee29 (diff) | |
download | linux-fsl-qoriq-e2f430291fe23a4f78da078142e8fe9e94e9e043.tar.xz |
x86: unify include/asm/mce_32/64.h
Merge the files together.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-x86/mce.h')
-rw-r--r-- | include/asm-x86/mce.h | 128 |
1 files changed, 126 insertions, 2 deletions
diff --git a/include/asm-x86/mce.h b/include/asm-x86/mce.h index cc8ca38..df304fd 100644 --- a/include/asm-x86/mce.h +++ b/include/asm-x86/mce.h @@ -1,5 +1,129 @@ +#ifndef _ASM_X86_MCE_H +#define _ASM_X86_MCE_H + +#ifdef __x86_64__ + +#include <asm/ioctls.h> +#include <asm/types.h> + +/* + * Machine Check support for x86 + */ + +#define MCG_CTL_P (1UL<<8) /* MCG_CAP register available */ + +#define MCG_STATUS_RIPV (1UL<<0) /* restart ip valid */ +#define MCG_STATUS_EIPV (1UL<<1) /* eip points to correct instruction */ +#define MCG_STATUS_MCIP (1UL<<2) /* machine check in progress */ + +#define MCI_STATUS_VAL (1UL<<63) /* valid error */ +#define MCI_STATUS_OVER (1UL<<62) /* previous errors lost */ +#define MCI_STATUS_UC (1UL<<61) /* uncorrected error */ +#define MCI_STATUS_EN (1UL<<60) /* error enabled */ +#define MCI_STATUS_MISCV (1UL<<59) /* misc error reg. valid */ +#define MCI_STATUS_ADDRV (1UL<<58) /* addr reg. valid */ +#define MCI_STATUS_PCC (1UL<<57) /* processor context corrupt */ + +/* Fields are zero when not available */ +struct mce { + __u64 status; + __u64 misc; + __u64 addr; + __u64 mcgstatus; + __u64 rip; + __u64 tsc; /* cpu time stamp counter */ + __u64 res1; /* for future extension */ + __u64 res2; /* dito. */ + __u8 cs; /* code segment */ + __u8 bank; /* machine check bank */ + __u8 cpu; /* cpu that raised the error */ + __u8 finished; /* entry is valid */ + __u32 pad; +}; + +/* + * This structure contains all data related to the MCE log. Also + * carries a signature to make it easier to find from external + * debugging tools. Each entry is only valid when its finished flag + * is set. + */ + +#define MCE_LOG_LEN 32 + +struct mce_log { + char signature[12]; /* "MACHINECHECK" */ + unsigned len; /* = MCE_LOG_LEN */ + unsigned next; + unsigned flags; + unsigned pad0; + struct mce entry[MCE_LOG_LEN]; +}; + +#define MCE_OVERFLOW 0 /* bit 0 in flags means overflow */ + +#define MCE_LOG_SIGNATURE "MACHINECHECK" + +#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) + +/* Software defined banks */ +#define MCE_EXTENDED_BANK 128 +#define MCE_THERMAL_BANK MCE_EXTENDED_BANK + 0 + +#define K8_MCE_THRESHOLD_BASE (MCE_EXTENDED_BANK + 1) /* MCE_AMD */ +#define K8_MCE_THRESHOLD_BANK_0 (MCE_THRESHOLD_BASE + 0 * 9) +#define K8_MCE_THRESHOLD_BANK_1 (MCE_THRESHOLD_BASE + 1 * 9) +#define K8_MCE_THRESHOLD_BANK_2 (MCE_THRESHOLD_BASE + 2 * 9) +#define K8_MCE_THRESHOLD_BANK_3 (MCE_THRESHOLD_BASE + 3 * 9) +#define K8_MCE_THRESHOLD_BANK_4 (MCE_THRESHOLD_BASE + 4 * 9) +#define K8_MCE_THRESHOLD_BANK_5 (MCE_THRESHOLD_BASE + 5 * 9) +#define K8_MCE_THRESHOLD_DRAM_ECC (MCE_THRESHOLD_BANK_4 + 0) + +#endif /* __x86_64__ */ + +#ifdef __KERNEL__ + #ifdef CONFIG_X86_32 -# include "mce_32.h" +#ifdef CONFIG_X86_MCE +extern void mcheck_init(struct cpuinfo_x86 *c); #else -# include "mce_64.h" +#define mcheck_init(c) do {} while(0) +#endif + +extern int mce_disabled; + +#else /* CONFIG_X86_32 */ + +#include <asm/atomic.h> + +void mce_log(struct mce *m); +DECLARE_PER_CPU(struct sys_device, device_mce); + +#ifdef CONFIG_X86_MCE_INTEL +void mce_intel_feature_init(struct cpuinfo_x86 *c); +#else +static inline void mce_intel_feature_init(struct cpuinfo_x86 *c) { } +#endif + +#ifdef CONFIG_X86_MCE_AMD +void mce_amd_feature_init(struct cpuinfo_x86 *c); +#else +static inline void mce_amd_feature_init(struct cpuinfo_x86 *c) { } +#endif + +void mce_log_therm_throt_event(unsigned int cpu, __u64 status); + +extern atomic_t mce_entry; + +extern void do_machine_check(struct pt_regs *, long); +extern int mce_notify_user(void); + +#endif /* !CONFIG_X86_32 */ + +extern void stop_mce(void); +extern void restart_mce(void); + +#endif /* __KERNEL__ */ + #endif |