diff options
author | Borislav Petkov <borislav.petkov@amd.com> | 2010-09-27 15:30:39 +0200 |
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committer | Borislav Petkov <bp@amd64.org> | 2010-10-21 14:48:00 +0200 |
commit | 47ca08a40b043815134d489e21870b53276f1a4a (patch) | |
tree | aac4e97650680c4df75f6593de3a92760574db46 /drivers/edac/mce_amd.h | |
parent | 9cdeb404a1870c5022915e576dbdc3cde21af5bf (diff) |
EDAC, MCE: Rename files
Drop "edac_" string from the filenames since they're prefixed with edac/
in their pathname anyway.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers/edac/mce_amd.h')
-rw-r--r-- | drivers/edac/mce_amd.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/edac/mce_amd.h b/drivers/edac/mce_amd.h new file mode 100644 index 000000000000..2712a906afdf --- /dev/null +++ b/drivers/edac/mce_amd.h @@ -0,0 +1,72 @@ +#ifndef _EDAC_MCE_AMD_H +#define _EDAC_MCE_AMD_H + +#include <linux/notifier.h> + +#include <asm/mce.h> + +#define ERROR_CODE(x) ((x) & 0xffff) +#define EXT_ERROR_CODE(x) (((x) >> 16) & 0x1f) +#define EXT_ERR_MSG(x) ext_msgs[EXT_ERROR_CODE(x)] + +#define LOW_SYNDROME(x) (((x) >> 15) & 0xff) +#define HIGH_SYNDROME(x) (((x) >> 24) & 0xff) + +#define TLB_ERROR(x) (((x) & 0xFFF0) == 0x0010) +#define MEM_ERROR(x) (((x) & 0xFF00) == 0x0100) +#define BUS_ERROR(x) (((x) & 0xF800) == 0x0800) + +#define TT(x) (((x) >> 2) & 0x3) +#define TT_MSG(x) tt_msgs[TT(x)] +#define II(x) (((x) >> 2) & 0x3) +#define II_MSG(x) ii_msgs[II(x)] +#define LL(x) (((x) >> 0) & 0x3) +#define LL_MSG(x) ll_msgs[LL(x)] +#define TO(x) (((x) >> 8) & 0x1) +#define TO_MSG(x) to_msgs[TO(x)] +#define PP(x) (((x) >> 9) & 0x3) +#define PP_MSG(x) pp_msgs[PP(x)] + +#define RRRR(x) (((x) >> 4) & 0xf) +#define RRRR_MSG(x) ((RRRR(x) < 9) ? rrrr_msgs[RRRR(x)] : "Wrong R4!") + +#define K8_NBSH 0x4C + +#define K8_NBSH_VALID_BIT BIT(31) +#define K8_NBSH_OVERFLOW BIT(30) +#define K8_NBSH_UC_ERR BIT(29) +#define K8_NBSH_ERR_EN BIT(28) +#define K8_NBSH_MISCV BIT(27) +#define K8_NBSH_VALID_ERROR_ADDR BIT(26) +#define K8_NBSH_PCC BIT(25) +#define K8_NBSH_ERR_CPU_VAL BIT(24) +#define K8_NBSH_CECC BIT(14) +#define K8_NBSH_UECC BIT(13) +#define K8_NBSH_ERR_SCRUBER BIT(8) + +extern const char *tt_msgs[]; +extern const char *ll_msgs[]; +extern const char *rrrr_msgs[]; +extern const char *pp_msgs[]; +extern const char *to_msgs[]; +extern const char *ii_msgs[]; +extern const char *ext_msgs[]; + +/* + * relevant NB regs + */ +struct err_regs { + u32 nbcfg; + u32 nbsh; + u32 nbsl; + u32 nbeah; + u32 nbeal; +}; + +void amd_report_gart_errors(bool); +void amd_register_ecc_decoder(void (*f)(int, struct mce *, u32)); +void amd_unregister_ecc_decoder(void (*f)(int, struct mce *, u32)); +void amd_decode_nb_mce(int, struct mce *, u32); +int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data); + +#endif /* _EDAC_MCE_AMD_H */ |