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-rw-r--r--drivers/edac/mce_amd.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c
index afda6de5d7e3..c14abe3e4074 100644
--- a/drivers/edac/mce_amd.c
+++ b/drivers/edac/mce_amd.c
@@ -692,6 +692,46 @@ wrong_fr_mce:
692 pr_emerg(HW_ERR "Corrupted FR MCE info?\n"); 692 pr_emerg(HW_ERR "Corrupted FR MCE info?\n");
693} 693}
694 694
695static void amd_decode_fp_mce(struct mce *m)
696{
697 u8 xec = (m->status >> 16) & xec_mask;
698
699 pr_emerg(HW_ERR "Floating Point Unit Error: ");
700
701 switch (xec) {
702 case 0x1:
703 pr_cont("Free List");
704 break;
705
706 case 0x2:
707 pr_cont("Physical Register File");
708 break;
709
710 case 0x3:
711 pr_cont("Retire Queue");
712 break;
713
714 case 0x4:
715 pr_cont("Scheduler table");
716 break;
717
718 case 0x5:
719 pr_cont("Status Register File");
720 break;
721
722 default:
723 goto wrong_fp_mce;
724 break;
725 }
726
727 pr_cont(" parity error.\n");
728
729 return;
730
731wrong_fp_mce:
732 pr_emerg(HW_ERR "Corrupted FP MCE info?\n");
733}
734
695static inline void amd_decode_err_code(u16 ec) 735static inline void amd_decode_err_code(u16 ec)
696{ 736{
697 if (TLB_ERROR(ec)) { 737 if (TLB_ERROR(ec)) {
@@ -777,6 +817,10 @@ int amd_decode_mce(struct notifier_block *nb, unsigned long val, void *data)
777 amd_decode_fr_mce(m); 817 amd_decode_fr_mce(m);
778 break; 818 break;
779 819
820 case 6:
821 amd_decode_fp_mce(m);
822 break;
823
780 default: 824 default:
781 break; 825 break;
782 } 826 }