diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/edac/amd64_edac.c | 65 | ||||
| -rw-r--r-- | drivers/edac/amd64_edac.h | 4 |
2 files changed, 67 insertions, 2 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index e1d13c463c90..8b6a0343c220 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -98,6 +98,7 @@ int __amd64_write_pci_cfg_dword(struct pci_dev *pdev, int offset, * * F15h: we select which DCT we access using F1x10C[DctCfgSel] * + * F16h: has only 1 DCT */ static int k8_read_dct_pci_cfg(struct amd64_pvt *pvt, int addr, u32 *val, const char *func) @@ -340,6 +341,27 @@ static void get_cs_base_and_mask(struct amd64_pvt *pvt, int csrow, u8 dct, base_bits = GENMASK(21, 31) | GENMASK(9, 15); mask_bits = GENMASK(21, 29) | GENMASK(9, 15); addr_shift = 4; + + /* + * F16h needs two addr_shift values: 8 for high and 6 for low + * (cf. F16h BKDG). + */ + } else if (boot_cpu_data.x86 == 0x16) { + csbase = pvt->csels[dct].csbases[csrow]; + csmask = pvt->csels[dct].csmasks[csrow >> 1]; + + *base = (csbase & GENMASK(5, 15)) << 6; + *base |= (csbase & GENMASK(19, 30)) << 8; + + *mask = ~0ULL; + /* poke holes for the csmask */ + *mask &= ~((GENMASK(5, 15) << 6) | + (GENMASK(19, 30) << 8)); + + *mask |= (csmask & GENMASK(5, 15)) << 6; + *mask |= (csmask & GENMASK(19, 30)) << 8; + + return; } else { csbase = pvt->csels[dct].csbases[csrow]; csmask = pvt->csels[dct].csmasks[csrow >> 1]; @@ -1150,6 +1172,21 @@ static int f15_dbam_to_chip_select(struct amd64_pvt *pvt, u8 dct, return ddr3_cs_size(cs_mode, false); } +/* + * F16h has only limited cs_modes + */ +static int f16_dbam_to_chip_select(struct amd64_pvt *pvt, u8 dct, + unsigned cs_mode) +{ + WARN_ON(cs_mode > 12); + + if (cs_mode == 6 || cs_mode == 8 || + cs_mode == 9 || cs_mode == 12) + return -1; + else + return ddr3_cs_size(cs_mode, false); +} + static void read_dram_ctl_register(struct amd64_pvt *pvt) { @@ -1587,6 +1624,17 @@ static struct amd64_family_type amd64_family_types[] = { .read_dct_pci_cfg = f15_read_dct_pci_cfg, } }, + [F16_CPUS] = { + .ctl_name = "F16h", + .f1_id = PCI_DEVICE_ID_AMD_16H_NB_F1, + .f3_id = PCI_DEVICE_ID_AMD_16H_NB_F3, + .ops = { + .early_channel_count = f1x_early_channel_count, + .map_sysaddr_to_csrow = f1x_map_sysaddr_to_csrow, + .dbam_to_cs = f16_dbam_to_chip_select, + .read_dct_pci_cfg = f10_read_dct_pci_cfg, + } + }, }; /* @@ -1939,7 +1987,9 @@ static void read_mc_regs(struct amd64_pvt *pvt) if (c->x86 >= 0x10) { amd64_read_pci_cfg(pvt->F3, EXT_NB_MCA_CFG, &tmp); - amd64_read_dct_pci_cfg(pvt, DBAM1, &pvt->dbam1); + if (c->x86 != 0x16) + /* F16h has only DCT0 */ + amd64_read_dct_pci_cfg(pvt, DBAM1, &pvt->dbam1); /* F10h, revD and later can do x8 ECC too */ if ((c->x86 > 0x10 || c->x86_model > 7) && tmp & BIT(25)) @@ -2356,6 +2406,11 @@ static struct amd64_family_type *amd64_per_family_init(struct amd64_pvt *pvt) pvt->ops = &amd64_family_types[F15_CPUS].ops; break; + case 0x16: + fam_type = &amd64_family_types[F16_CPUS]; + pvt->ops = &amd64_family_types[F16_CPUS].ops; + break; + default: amd64_err("Unsupported family!\n"); return NULL; @@ -2581,6 +2636,14 @@ static DEFINE_PCI_DEVICE_TABLE(amd64_pci_table) = { .class = 0, .class_mask = 0, }, + { + .vendor = PCI_VENDOR_ID_AMD, + .device = PCI_DEVICE_ID_AMD_16H_NB_F2, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = 0, + .class_mask = 0, + }, {0, } }; diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h index 35637d83f235..2c6f113bae2b 100644 --- a/drivers/edac/amd64_edac.h +++ b/drivers/edac/amd64_edac.h @@ -172,7 +172,8 @@ */ #define PCI_DEVICE_ID_AMD_15H_NB_F1 0x1601 #define PCI_DEVICE_ID_AMD_15H_NB_F2 0x1602 - +#define PCI_DEVICE_ID_AMD_16H_NB_F1 0x1531 +#define PCI_DEVICE_ID_AMD_16H_NB_F2 0x1532 /* * Function 1 - Address Map @@ -296,6 +297,7 @@ enum amd_families { K8_CPUS = 0, F10_CPUS, F15_CPUS, + F16_CPUS, NUM_FAMILIES, }; |