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| author | Borislav Petkov <borislav.petkov@amd.com> | 2010-09-17 19:11:47 +0200 |
|---|---|---|
| committer | Borislav Petkov <borislav.petkov@amd.com> | 2011-01-07 11:54:12 +0100 |
| commit | 2be64bfac71378e1aa8c20031a499bd55e391244 (patch) | |
| tree | e9eb0cb97d4262e2674e34865a4ee01504199086 /drivers/edac/mce_amd.c | |
| parent | Linux 2.6.37 (diff) | |
| download | linux-2be64bfac71378e1aa8c20031a499bd55e391244.tar.xz linux-2be64bfac71378e1aa8c20031a499bd55e391244.zip | |
EDAC, MCE: Select extended error code mask
F15h enlarges the extended error code of an MCE to a 5-bit field
(MCi_STATUS[20:16]). Add a mask variable which default 0xf is overridden
on F15h.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers/edac/mce_amd.c')
| -rw-r--r-- | drivers/edac/mce_amd.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/edac/mce_amd.c b/drivers/edac/mce_amd.c index c0181093b490..01853eed2019 100644 --- a/drivers/edac/mce_amd.c +++ b/drivers/edac/mce_amd.c @@ -5,6 +5,7 @@ static struct amd_decoder_ops *fam_ops; +static u8 xec_mask = 0xf; static u8 nb_err_cpumask = 0xf; static bool report_gart_errors; @@ -172,7 +173,7 @@ static bool f14h_dc_mce(u16 ec) static void amd_decode_dc_mce(struct mce *m) { u16 ec = m->status & 0xffff; - u8 xec = (m->status >> 16) & 0xf; + u8 xec = (m->status >> 16) & xec_mask; pr_emerg(HW_ERR "Data Cache Error: "); @@ -257,7 +258,7 @@ static bool f14h_ic_mce(u16 ec) static void amd_decode_ic_mce(struct mce *m) { u16 ec = m->status & 0xffff; - u8 xec = (m->status >> 16) & 0xf; + u8 xec = (m->status >> 16) & xec_mask; pr_emerg(HW_ERR "Instruction Cache Error: "); @@ -277,7 +278,7 @@ static void amd_decode_ic_mce(struct mce *m) static void amd_decode_bu_mce(struct mce *m) { u32 ec = m->status & 0xffff; - u32 xec = (m->status >> 16) & 0xf; + u32 xec = (m->status >> 16) & xec_mask; pr_emerg(HW_ERR "Bus Unit Error"); @@ -319,7 +320,7 @@ wrong_bu_mce: static void amd_decode_ls_mce(struct mce *m) { u16 ec = m->status & 0xffff; - u8 xec = (m->status >> 16) & 0xf; + u8 xec = (m->status >> 16) & xec_mask; if (boot_cpu_data.x86 == 0x14) { pr_emerg("You shouldn't be seeing an LS MCE on this cpu family," @@ -651,6 +652,10 @@ static int __init mce_amd_init(void) fam_ops->nb_mce = nb_noop_mce; break; + case 0x15: + xec_mask = 0x1f; + break; + default: printk(KERN_WARNING "Huh? What family is that: %d?!\n", boot_cpu_data.x86); |