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home:bmwiedemann:reproducible:distribution:ring1
mcelog
add-f16h-support.patch
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File add-f16h-support.patch of Package mcelog
Add F16h decoding support Signed-off-by: Borislav Petkov <bp@suse.de> --- amd.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ amd.h | 3 ++- mcelog.c | 2 ++ mcelog.h | 1 + 4 files changed, 58 insertions(+), 1 deletion(-) Index: mcelog-189/amd.c =================================================================== --- mcelog-189.orig/amd.c +++ mcelog-189/amd.c @@ -200,6 +200,8 @@ enum cputype select_amd_cputype(u32 fami return CPU_F14H; case 0x15: return CPU_F15H; + case 0x16: + return CPU_F16H; default: break; } @@ -687,6 +689,47 @@ static bool f15h_mc2_mce(u16 ec, u8 xec) return ret; } +static bool f16h_mc2_mce(u16 ec, u8 xec) +{ + u8 r4 = R4(ec); + + if (!MEM_ERROR(ec)) + return false; + + switch (xec) { + case 0x04 ... 0x05: + Wprintf("%cBUFF parity error.\n", (r4 == R4_RD) ? 'I' : 'O'); + break; + + case 0x09 ... 0x0b: + case 0x0d ... 0x0f: + Wprintf("ECC error in L2 tag (%s).\n", + ((r4 == R4_GEN) ? "BankReq" : + ((r4 == R4_SNOOP) ? "Prb" : "Fill"))); + break; + + case 0x10 ... 0x19: + case 0x1b: + Wprintf("ECC error in L2 data array (%s).\n", + (((r4 == R4_RD) && !(xec & 0x3)) ? "Hit" : + ((r4 == R4_GEN) ? "Attr" : + ((r4 == R4_EVICT) ? "Vict" : "Fill")))); + break; + + case 0x1c ... 0x1d: + case 0x1f: + Wprintf("Parity error in L2 attribute bits (%s).\n", + ((r4 == R4_RD) ? "Hit" : + ((r4 == R4_GEN) ? "Attr" : "Fill"))); + break; + + default: + return false; + } + + return true; +} + static void decode_mc2_mce(struct amd_decoder_ops *ops, struct mce *m) { u16 ec = EC(m->status); @@ -897,6 +940,12 @@ struct amd_decoder_ops fam_ops[] = { .mc1_mce = f15h_mc1_mce, .mc2_mce = f15h_mc2_mce, }, + [AMD_F16H] = { + .cpu = AMD_F16H, + .mc0_mce = cat_mc0_mce, + .mc1_mce = cat_mc1_mce, + .mc2_mce = f16h_mc2_mce, + }, }; static void __decode_amd_mc(enum cputype cpu, struct mce *mce) @@ -920,6 +969,10 @@ static void __decode_amd_mc(enum cputype xec_mask = 0x1f; ops = &fam_ops[AMD_F15H]; break; + case CPU_F16H: + xec_mask = 0x1f; + ops = &fam_ops[AMD_F16H]; + break; default: Eprintf("Huh? What family is it: 0x%x?!\n", cpu); return;
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