drivers/edac/edac_mce_amd.h

   1 #ifndef _EDAC_MCE_AMD_H
   2 #define _EDAC_MCE_AMD_H
   3
   4 #include <asm/mce.h>
   5
   6 #define ERROR_CODE(x)                   ((x) & 0xffff)
   7 #define EXT_ERROR_CODE(x)               (((x) >> 16) & 0x1f)
   8 #define EXT_ERR_MSG(x)                  ext_msgs[EXT_ERROR_CODE(x)]
   9
  10 #define LOW_SYNDROME(x)                 (((x) >> 15) & 0xff)
  11 #define HIGH_SYNDROME(x)                (((x) >> 24) & 0xff)
  12
  13 #define TLB_ERROR(x)                    (((x) & 0xFFF0) == 0x0010)
  14 #define MEM_ERROR(x)                    (((x) & 0xFF00) == 0x0100)
  15 #define BUS_ERROR(x)                    (((x) & 0xF800) == 0x0800)
  16
  17 #define TT(x)                           (((x) >> 2) & 0x3)
  18 #define TT_MSG(x)                       tt_msgs[TT(x)]
  19 #define II(x)                           (((x) >> 2) & 0x3)
  20 #define II_MSG(x)                       ii_msgs[II(x)]
  21 #define LL(x)                           (((x) >> 0) & 0x3)
  22 #define LL_MSG(x)                       ll_msgs[LL(x)]
  23 #define RRRR(x)                         (((x) >> 4) & 0xf)
  24 #define RRRR_MSG(x)                     rrrr_msgs[RRRR(x)]
  25 #define TO(x)                           (((x) >> 8) & 0x1)
  26 #define TO_MSG(x)                       to_msgs[TO(x)]
  27 #define PP(x)                           (((x) >> 9) & 0x3)
  28 #define PP_MSG(x)                       pp_msgs[PP(x)]
  29
  30 #define K8_NBSH                         0x4C
  31
  32 #define K8_NBSH_VALID_BIT               BIT(31)
  33 #define K8_NBSH_OVERFLOW                BIT(30)
  34 #define K8_NBSH_UC_ERR                  BIT(29)
  35 #define K8_NBSH_ERR_EN                  BIT(28)
  36 #define K8_NBSH_MISCV                   BIT(27)
  37 #define K8_NBSH_VALID_ERROR_ADDR        BIT(26)
  38 #define K8_NBSH_PCC                     BIT(25)
  39 #define K8_NBSH_ERR_CPU_VAL             BIT(24)
  40 #define K8_NBSH_CECC                    BIT(14)
  41 #define K8_NBSH_UECC                    BIT(13)
  42 #define K8_NBSH_ERR_SCRUBER             BIT(8)
  43
  44 extern const char *tt_msgs[];
  45 extern const char *ll_msgs[];
  46 extern const char *rrrr_msgs[];
  47 extern const char *pp_msgs[];
  48 extern const char *to_msgs[];
  49 extern const char *ii_msgs[];
  50 extern const char *ext_msgs[];
  51
  52 /*
  53  * relevant NB regs
  54  */
  55 struct err_regs {
  56         u32 nbcfg;
  57         u32 nbsh;
  58         u32 nbsl;
  59         u32 nbeah;
  60         u32 nbeal;
  61 };
  62
  63
  64 void amd_report_gart_errors(bool);
  65 void amd_register_ecc_decoder(void (*f)(int, struct err_regs *));
  66 void amd_unregister_ecc_decoder(void (*f)(int, struct err_regs *));
  67 void amd_decode_nb_mce(int, struct err_regs *, int);
  68
  69 #endif /* _EDAC_MCE_AMD_H */