549d042df2
Move NB decoder along with required defines to EDAC MCE core. Add registration routines for further decoding of the MCE info in the AMD64 EDAC module. CC: Andi Kleen <andi@firstfloor.org> Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
#ifndef _EDAC_MCE_AMD_H
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#define _EDAC_MCE_AMD_H
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#include <asm/mce.h>
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#define ERROR_CODE(x) ((x) & 0xffff)
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#define EXT_ERROR_CODE(x) (((x) >> 16) & 0x1f)
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#define EXT_ERR_MSG(x) ext_msgs[EXT_ERROR_CODE(x)]
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#define LOW_SYNDROME(x) (((x) >> 15) & 0xff)
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#define HIGH_SYNDROME(x) (((x) >> 24) & 0xff)
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#define TLB_ERROR(x) (((x) & 0xFFF0) == 0x0010)
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#define MEM_ERROR(x) (((x) & 0xFF00) == 0x0100)
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#define BUS_ERROR(x) (((x) & 0xF800) == 0x0800)
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#define TT(x) (((x) >> 2) & 0x3)
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#define TT_MSG(x) tt_msgs[TT(x)]
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#define II(x) (((x) >> 2) & 0x3)
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#define II_MSG(x) ii_msgs[II(x)]
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#define LL(x) (((x) >> 0) & 0x3)
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#define LL_MSG(x) ll_msgs[LL(x)]
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#define RRRR(x) (((x) >> 4) & 0xf)
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#define RRRR_MSG(x) rrrr_msgs[RRRR(x)]
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#define TO(x) (((x) >> 8) & 0x1)
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#define TO_MSG(x) to_msgs[TO(x)]
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#define PP(x) (((x) >> 9) & 0x3)
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#define PP_MSG(x) pp_msgs[PP(x)]
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#define K8_NBSH 0x4C
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#define K8_NBSH_VALID_BIT BIT(31)
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#define K8_NBSH_OVERFLOW BIT(30)
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#define K8_NBSH_UC_ERR BIT(29)
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#define K8_NBSH_ERR_EN BIT(28)
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#define K8_NBSH_MISCV BIT(27)
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#define K8_NBSH_VALID_ERROR_ADDR BIT(26)
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#define K8_NBSH_PCC BIT(25)
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#define K8_NBSH_ERR_CPU_VAL BIT(24)
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#define K8_NBSH_CECC BIT(14)
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#define K8_NBSH_UECC BIT(13)
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#define K8_NBSH_ERR_SCRUBER BIT(8)
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extern const char *tt_msgs[];
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extern const char *ll_msgs[];
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extern const char *rrrr_msgs[];
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extern const char *pp_msgs[];
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extern const char *to_msgs[];
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extern const char *ii_msgs[];
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extern const char *ext_msgs[];
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/*
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* relevant NB regs
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*/
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struct err_regs {
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u32 nbcfg;
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u32 nbsh;
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u32 nbsl;
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u32 nbeah;
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u32 nbeal;
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};
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void amd_report_gart_errors(bool);
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void amd_register_ecc_decoder(void (*f)(int, struct err_regs *, int));
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void amd_unregister_ecc_decoder(void (*f)(int, struct err_regs *, int));
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void amd_decode_nb_mce(int, struct err_regs *, int);
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#endif /* _EDAC_MCE_AMD_H */
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