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1 | #ifndef _EDAC_MCE_AMD_H |
2 | #define _EDAC_MCE_AMD_H | |
3 | ||
9cdeb404 BP |
4 | #include <linux/notifier.h> |
5 | ||
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6 | #include <asm/mce.h> |
7 | ||
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8 | #define ERROR_CODE(x) ((x) & 0xffff) |
9 | #define EXT_ERROR_CODE(x) (((x) >> 16) & 0x1f) | |
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10 | #define EXT_ERR_MSG(x) ext_msgs[EXT_ERROR_CODE(x)] |
11 | ||
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12 | #define LOW_SYNDROME(x) (((x) >> 15) & 0xff) |
13 | #define HIGH_SYNDROME(x) (((x) >> 24) & 0xff) | |
14 | ||
15 | #define TLB_ERROR(x) (((x) & 0xFFF0) == 0x0010) | |
16 | #define MEM_ERROR(x) (((x) & 0xFF00) == 0x0100) | |
17 | #define BUS_ERROR(x) (((x) & 0xF800) == 0x0800) | |
18 | ||
19 | #define TT(x) (((x) >> 2) & 0x3) | |
20 | #define TT_MSG(x) tt_msgs[TT(x)] | |
21 | #define II(x) (((x) >> 2) & 0x3) | |
22 | #define II_MSG(x) ii_msgs[II(x)] | |
23 | #define LL(x) (((x) >> 0) & 0x3) | |
24 | #define LL_MSG(x) ll_msgs[LL(x)] | |
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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 | ||
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30 | #define RRRR(x) (((x) >> 4) & 0xf) |
31 | #define RRRR_MSG(x) ((RRRR(x) < 9) ? rrrr_msgs[RRRR(x)] : "Wrong R4!") | |
32 | ||
549d042d BP |
33 | #define K8_NBSH 0x4C |
34 | ||
35 | #define K8_NBSH_VALID_BIT BIT(31) | |
36 | #define K8_NBSH_OVERFLOW BIT(30) | |
37 | #define K8_NBSH_UC_ERR BIT(29) | |
38 | #define K8_NBSH_ERR_EN BIT(28) | |
39 | #define K8_NBSH_MISCV BIT(27) | |
40 | #define K8_NBSH_VALID_ERROR_ADDR BIT(26) | |
41 | #define K8_NBSH_PCC BIT(25) | |
42 | #define K8_NBSH_ERR_CPU_VAL BIT(24) | |
43 | #define K8_NBSH_CECC BIT(14) | |
44 | #define K8_NBSH_UECC BIT(13) | |
45 | #define K8_NBSH_ERR_SCRUBER BIT(8) | |
46 | ||
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47 | extern const char *tt_msgs[]; |
48 | extern const char *ll_msgs[]; | |
49 | extern const char *rrrr_msgs[]; | |
50 | extern const char *pp_msgs[]; | |
51 | extern const char *to_msgs[]; | |
52 | extern const char *ii_msgs[]; | |
53 | extern const char *ext_msgs[]; | |
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54 | |
55 | /* | |
56 | * relevant NB regs | |
57 | */ | |
58 | struct err_regs { | |
59 | u32 nbcfg; | |
60 | u32 nbsh; | |
61 | u32 nbsl; | |
62 | u32 nbeah; | |
63 | u32 nbeal; | |
64 | }; | |
65 | ||
549d042d | 66 | void amd_report_gart_errors(bool); |
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67 | void amd_register_ecc_decoder(void (*f)(int, struct mce *, u32)); |
68 | void amd_unregister_ecc_decoder(void (*f)(int, struct mce *, u32)); | |
69 | void amd_decode_nb_mce(int, struct mce *, u32); | |
9cdeb404 | 70 | int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data); |
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71 | |
72 | #endif /* _EDAC_MCE_AMD_H */ |