Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 53bd5fed authored by Borislav Petkov's avatar Borislav Petkov
Browse files

EDAC, AMD: decode FR MCEs 



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

Signed-off-by: default avatarBorislav Petkov <borislav.petkov@amd.com>
parent f9350efd

drivers/edac/edac_mce_amd.c

+13 −0
Original line number Diff line number Diff line
@@ -321,6 +321,15 @@ void amd_decode_nb_mce(int node_id, struct err_regs *regs, int handle_errors) 
}

EXPORT_SYMBOL_GPL(amd_decode_nb_mce);



static void amd_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");

}



static inline void amd_decode_err_code(unsigned int ec)

{

	if (TLB_ERROR(ec)) {
@@ -401,6 +410,10 @@ void decode_mce(struct mce *m) 
		amd_decode_nb_mce(node, &regs, 1);

		break;



	case 5:

		amd_decode_fr_mce(m->status);

		break;



	default:

		break;

	}