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Borislav Petkov549d0422009-07-24 13:51:42 +02001#ifndef _EDAC_MCE_AMD_H
2#define _EDAC_MCE_AMD_H
3
Borislav Petkov9cdeb402010-09-02 18:33:24 +02004#include <linux/notifier.h>
5
Borislav Petkov549d0422009-07-24 13:51:42 +02006#include <asm/mce.h>
7
Borislav Petkov62452882010-09-22 16:08:37 +02008#define EC(x) ((x) & 0xffff)
9#define XEC(x, mask) (((x) >> 16) & mask)
Borislav Petkov5110dbd2009-06-25 19:51:04 +020010
Borislav Petkovb70ef012009-06-25 19:32:38 +020011#define LOW_SYNDROME(x) (((x) >> 15) & 0xff)
12#define HIGH_SYNDROME(x) (((x) >> 24) & 0xff)
13
14#define TLB_ERROR(x) (((x) & 0xFFF0) == 0x0010)
15#define MEM_ERROR(x) (((x) & 0xFF00) == 0x0100)
16#define BUS_ERROR(x) (((x) & 0xF800) == 0x0800)
17
18#define TT(x) (((x) >> 2) & 0x3)
19#define TT_MSG(x) tt_msgs[TT(x)]
20#define II(x) (((x) >> 2) & 0x3)
21#define II_MSG(x) ii_msgs[II(x)]
Borislav Petkov62452882010-09-22 16:08:37 +020022#define LL(x) ((x) & 0x3)
Borislav Petkovb70ef012009-06-25 19:32:38 +020023#define LL_MSG(x) ll_msgs[LL(x)]
Borislav Petkovb70ef012009-06-25 19:32:38 +020024#define TO(x) (((x) >> 8) & 0x1)
25#define TO_MSG(x) to_msgs[TO(x)]
26#define PP(x) (((x) >> 9) & 0x3)
27#define PP_MSG(x) pp_msgs[PP(x)]
28
Borislav Petkov62452882010-09-22 16:08:37 +020029#define R4(x) (((x) >> 4) & 0xf)
30#define R4_MSG(x) ((R4(x) < 9) ? rrrr_msgs[R4(x)] : "Wrong R4!")
Borislav Petkov63375832010-09-06 18:13:39 +020031
Borislav Petkovd5c67702012-09-14 20:25:37 +020032#define MCI_STATUS_DEFERRED BIT_64(44)
33#define MCI_STATUS_POISON BIT_64(43)
Borislav Petkov549d0422009-07-24 13:51:42 +020034
Borislav Petkov888ab8e2010-08-18 15:11:35 +020035enum tt_ids {
36 TT_INSTR = 0,
37 TT_DATA,
38 TT_GEN,
39 TT_RESV,
40};
41
42enum ll_ids {
43 LL_RESV = 0,
44 LL_L1,
45 LL_L2,
46 LL_LG,
47};
48
49enum ii_ids {
50 II_MEM = 0,
51 II_RESV,
52 II_IO,
53 II_GEN,
54};
55
56enum rrrr_ids {
57 R4_GEN = 0,
58 R4_RD,
59 R4_WR,
60 R4_DRD,
61 R4_DWR,
62 R4_IRD,
63 R4_PREF,
64 R4_EVICT,
65 R4_SNOOP,
66};
67
Borislav Petkovebe2aea2011-11-29 19:03:25 +010068extern const char * const tt_msgs[];
69extern const char * const ll_msgs[];
70extern const char * const rrrr_msgs[];
71extern const char * const pp_msgs[];
72extern const char * const to_msgs[];
73extern const char * const ii_msgs[];
Borislav Petkov549d0422009-07-24 13:51:42 +020074
75/*
Borislav Petkov888ab8e2010-08-18 15:11:35 +020076 * per-family decoder ops
77 */
78struct amd_decoder_ops {
Borislav Petkovf05c41a2012-09-11 18:57:43 +020079 bool (*mc0_mce)(u16, u8);
80 bool (*mc1_mce)(u16, u8);
Borislav Petkov888ab8e2010-08-18 15:11:35 +020081};
82
Borislav Petkov549d0422009-07-24 13:51:42 +020083void amd_report_gart_errors(bool);
Borislav Petkovb0b07a22011-08-24 18:44:22 +020084void amd_register_ecc_decoder(void (*f)(int, struct mce *));
85void amd_unregister_ecc_decoder(void (*f)(int, struct mce *));
Borislav Petkov9cdeb402010-09-02 18:33:24 +020086int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data);
Borislav Petkov549d0422009-07-24 13:51:42 +020087
88#endif /* _EDAC_MCE_AMD_H */