[PATCH 14/14] amd64_edac: decode FR MCEs

Borislav Petkov
2009-07-20T16:13:29Z

See Fam10h BKDG (31116, rev. 3.28), Table 101.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
---
drivers/edac/amd64_edac.c | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 175f95e..a035122 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2406,6 +2406,15 @@ wrong_ls_mce:
pr_warning("Corrupted LS MCE info?\n");
}

+static void amd64_decode_fr_mce(u64 mc5_status)
+{
+ /* we have only one error signature so match all fields at once. */
+ if ((mc5_status & 0xffff) == 0x0f0f)
+ pr_emerg(" FR Error: CPU Watchdog timer expire.\n");
+ else
+ pr_warning("Corrupted FR MCE info?\n");
+}
+
void amd64_decode_nb_mce(struct mem_ctl_info *mci, struct err_regs *regs,
int handle_errors, int ecc)
{
@@ -2524,6 +2533,10 @@ void decode_mce(struct mce *m)
amd64_decode_nb_mce(mci_lookup[0], &regs, 1, ecc);
break;

+ case 5:
+ amd64_decode_fr_mce(m->status);
+ break;
+
default:
break;
}
--
1.6.3.3