diff options
Diffstat (limited to 'drivers/edac/i10nm_base.c')
| -rw-r--r-- | drivers/edac/i10nm_base.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c index 20859dcf5239..a6bc54b02de4 100644 --- a/drivers/edac/i10nm_base.c +++ b/drivers/edac/i10nm_base.c @@ -122,16 +122,22 @@ static int i10nm_get_all_munits(void) return 0; } -static struct res_config i10nm_cfg = { +static struct res_config i10nm_cfg0 = { .type = I10NM, .decs_did = 0x3452, .busno_cfg_offset = 0xcc, }; +static struct res_config i10nm_cfg1 = { + .type = I10NM, + .decs_did = 0x3452, + .busno_cfg_offset = 0xd0, +}; + static const struct x86_cpu_id i10nm_cpuids[] = { - X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, &i10nm_cfg), - X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &i10nm_cfg), - X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &i10nm_cfg), + X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_D, &i10nm_cfg0), + X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &i10nm_cfg0), + X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &i10nm_cfg1), {} }; MODULE_DEVICE_TABLE(x86cpu, i10nm_cpuids); @@ -258,6 +264,10 @@ static int __init i10nm_init(void) cfg = (struct res_config *)id->driver_data; + /* Newer steppings have different offset for ATOM_TREMONT_D/ICELAKE_X */ + if (boot_cpu_data.x86_stepping >= 4) + cfg->busno_cfg_offset = 0xd0; + rc = skx_get_hi_lo(0x09a2, off, &tolm, &tohm); if (rc) return rc; |