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    Subject[PATCH 05/21] amd64_edac: add MCA error types
    Date
    From: Doug Thompson <dougthompson@xmission.com>

    Signed-off-by: Doug Thompson <dougthompson@xmission.com>
    Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
    ---
    drivers/edac/amd64_edac_err_types.c | 163 +++++++++++++++++++++++++++++++++++
    1 files changed, 163 insertions(+), 0 deletions(-)
    create mode 100644 drivers/edac/amd64_edac_err_types.c

    diff --git a/drivers/edac/amd64_edac_err_types.c b/drivers/edac/amd64_edac_err_types.c
    new file mode 100644
    index 0000000..20a2bb6
    --- /dev/null
    +++ b/drivers/edac/amd64_edac_err_types.c
    @@ -0,0 +1,163 @@
    +#include "amd64_edac.h"
    +
    +/*
    + * See F2x80 for K8 and F2x[1,0]80 for Fam10 and later. The table below is only
    + * for DDR2 DRAM mapping.
    + */
    +u32 revf_quad_ddr2_shift[] = {
    + 0, /* 0000b NULL DIMM (128mb) */
    + 28, /* 0001b 256mb */
    + 29, /* 0010b 512mb */
    + 29, /* 0011b 512mb */
    + 29, /* 0100b 512mb */
    + 30, /* 0101b 1gb */
    + 30, /* 0110b 1gb */
    + 31, /* 0111b 2gb */
    + 31, /* 1000b 2gb */
    + 32, /* 1001b 4gb */
    + 32, /* 1010b 4gb */
    + 33, /* 1011b 8gb */
    + 0, /* 1100b future */
    + 0, /* 1101b future */
    + 0, /* 1110b future */
    + 0 /* 1111b future */
    +};
    +
    +/* Valid scrub rates for the K8 hardware memory scrubber. We map
    + * the scrubbing bandwidth to a valid bit pattern. The 'set'
    + * operation finds the 'matching- or higher value'.
    + *
    + *FIXME: Produce a better mapping/linearisation.
    + */
    +
    +struct scrubrate scrubrates[] = {
    + { 0x01, 1600000000UL},
    + { 0x02, 800000000UL},
    + { 0x03, 400000000UL},
    + { 0x04, 200000000UL},
    + { 0x05, 100000000UL},
    + { 0x06, 50000000UL},
    + { 0x07, 25000000UL},
    + { 0x08, 12284069UL},
    + { 0x09, 6274509UL},
    + { 0x0A, 3121951UL},
    + { 0x0B, 1560975UL},
    + { 0x0C, 781440UL},
    + { 0x0D, 390720UL},
    + { 0x0E, 195300UL},
    + { 0x0F, 97650UL},
    + { 0x10, 48854UL},
    + { 0x11, 24427UL},
    + { 0x12, 12213UL},
    + { 0x13, 6101UL},
    + { 0x14, 3051UL},
    + { 0x15, 1523UL},
    + { 0x16, 761UL},
    + { 0x00, 0UL}, /* scrubbing off */
    +};
    +
    +/*
    + * string representation for the different MCA reported error types, see F3x48
    + * or MSR0000_0411.
    + */
    +const char *tt_msgs[] = { /* transaction type */
    + "instruction",
    + "data",
    + "generic",
    + "reserved"
    +};
    +
    +const char *ll_msgs[] = { /* cache level */
    + "L0",
    + "L1",
    + "L2",
    + "L3/generic"
    +};
    +
    +const char *rrrr_msgs[] = {
    + "generic",
    + "generic read",
    + "generic write",
    + "data read",
    + "data write",
    + "inst fetch",
    + "prefetch",
    + "evict",
    + "snoop",
    + "reserved RRRR= 9",
    + "reserved RRRR= 10",
    + "reserved RRRR= 11",
    + "reserved RRRR= 12",
    + "reserved RRRR= 13",
    + "reserved RRRR= 14",
    + "reserved RRRR= 15"
    +};
    +
    +const char *pp_msgs[] = { /* participating processor */
    + "local node originated (SRC)",
    + "local node responded to request (RES)",
    + "local node observed as 3rd party (OBS)",
    + "generic"
    +};
    +
    +const char *to_msgs[] = {
    + "no timeout",
    + "timed out"
    +};
    +
    +const char *ii_msgs[] = { /* memory or i/o */
    + "mem access",
    + "reserved",
    + "i/o access",
    + "generic"
    +};
    +
    +/* Map the 5 bits of Extended Error code toString table
    + * enhanced to support the new F10 error codes
    + * esp, with L3 cache errors
    + */
    +const char *ext_msgs[] = { /* extended error */
    + "K8 ECC error/F10 reserved", /* 0_0000b */
    + "CRC error", /* 0_0001b */
    + "sync error", /* 0_0010b */
    + "mst abort", /* 0_0011b */
    + "tgt abort", /* 0_0100b */
    + "GART error", /* 0_0101b */
    + "RMW error", /* 0_0110b */
    + "Wdog timer error", /* 0_0111b */
    + "F10-ECC/K8-Chipkill error", /* 0_1000b */
    + "DEV Error", /* 0_1001b */
    + "Link Data error", /* 0_1010b */
    + "Link or L3 Protocol error", /* 0_1011b */
    + "NB Array error", /* 0_1100b */
    + "DRAM Parity error", /* 0_1101b */
    + "Link Retry/GART Table Walk/DEV Table Walk error", /* 0_1110b */
    + "Res 0x0ff error", /* 0_1111b */
    + "Res 0x100 error", /* 1_0000b */
    + "Res 0x101 error", /* 1_0001b */
    + "Res 0x102 error", /* 1_0010b */
    + "Res 0x103 error", /* 1_0011b */
    + "Res 0x104 error", /* 1_0100b */
    + "Res 0x105 error", /* 1_0101b */
    + "Res 0x106 error", /* 1_0110b */
    + "Res 0x107 error", /* 1_0111b */
    + "Res 0x108 error", /* 1_1000b */
    + "Res 0x109 error", /* 1_1001b */
    + "Res 0x10A error", /* 1_1010b */
    + "Res 0x10B error", /* 1_1011b */
    + "L3 Cache Data error", /* 1_1100b */
    + "L3 CacheTag error", /* 1_1101b */
    + "L3 Cache LRU error", /* 1_1110b */
    + "Res 0x1FF error" /* 1_1111b */
    +};
    +
    +const char *htlink_msgs[] = {
    + "none",
    + "1",
    + "2",
    + "1 2",
    + "3",
    + "1 3",
    + "2 3",
    + "1 2 3"
    +};
    --
    1.6.2.4



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