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| author | Borislav Petkov <borislav.petkov@amd.com> | 2009-07-28 14:17:30 +0200 |
|---|---|---|
| committer | Borislav Petkov <borislav.petkov@amd.com> | 2009-09-14 19:01:33 +0200 |
| commit | f9350efd6f37ef60d2334739edb76ef1f8ee0183 (patch) | |
| tree | f723398c77fe7db29634c5f0767b27f7ad2005e2 /drivers/edac | |
| parent | 56cad2d6fb832a876ab8bda4b01e5d0722dc754b (diff) | |
| download | linux-f9350efd6f37ef60d2334739edb76ef1f8ee0183.tar.gz linux-f9350efd6f37ef60d2334739edb76ef1f8ee0183.tar.bz2 linux-f9350efd6f37ef60d2334739edb76ef1f8ee0183.zip | |
EDAC, AMD: decode load store MCEs
See Fam10h BKDG (31116, rev. 3.28), Table 100.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers/edac')
| -rw-r--r-- | drivers/edac/edac_mce_amd.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/edac/edac_mce_amd.c b/drivers/edac/edac_mce_amd.c index e1f32c36248d..228482855362 100644 --- a/drivers/edac/edac_mce_amd.c +++ b/drivers/edac/edac_mce_amd.c @@ -270,6 +270,27 @@ wrong_bu_mce: pr_warning("Corrupted BU MCE info?\n"); } +static void amd_decode_ls_mce(u64 mc3_status) +{ + u32 ec = mc3_status & 0xffff; + u32 xec = (mc3_status >> 16) & 0xf; + + pr_emerg(" Load Store Error"); + + if (xec == 0x0) { + u8 rrrr = (ec >> 4) & 0xf; + + if (!BUS_ERROR(ec) || (rrrr != 0x3 && rrrr != 0x4)) + goto wrong_ls_mce; + + pr_cont(" during %s.\n", RRRR_MSG(ec)); + } + return; + +wrong_ls_mce: + pr_warning("Corrupted LS MCE info?\n"); +} + void amd_decode_nb_mce(int node_id, struct err_regs *regs, int handle_errors) { u32 ec = ERROR_CODE(regs->nbsl); @@ -366,6 +387,10 @@ void decode_mce(struct mce *m) amd_decode_bu_mce(m->status); break; + case 3: + amd_decode_ls_mce(m->status); + break; + case 4: regs.nbsl = (u32) m->status; regs.nbsh = (u32)(m->status >> 32); |