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sb_edac: support for Broadwell -EP and -EX 

Basic support for the single socket Broadwell-DE processor
was added back in commit 1f39581a9a
   sb_edac: Add support for Broadwell-DE processor
This patch extends Broadwell support to cover the two
socket "-EP" and four socket "-EX" versions of Broadwell.
Only tested on the 2 socket - but this code is largely
cloned from the Haswell path.

Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Tony Luck 2015-05-20 19:10:35 -03:00 committed by Mauro Carvalho Chehab
parent 7d375bffa5
commit fa2ce64f85
1 changed files with 58 additions and 15 deletions
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71
drivers/edac/sb_edac.c
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@ -508,17 +508,35 @@ static const struct pci_id_table pci_dev_descr_haswell_table[] = {
* DE processor:
* - 1 IMC
* - 2 DDR3 channels, 2 DPC per channel
* EP processor:
* - 1 or 2 IMC
* - 4 DDR4 channels, 3 DPC per channel
* EP 4S processor:
* - 2 IMC
* - 4 DDR4 channels, 3 DPC per channel
* EX processor:
* - 2 IMC
* - each IMC interfaces with a SMI 2 channel
* - each SMI channel interfaces with a scalable memory buffer
* - each scalable memory buffer supports 4 DDR3/DDR4 channels, 3 DPC
*/
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_VTD_MISC 0x6f28
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0 0x6fa0
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1 0x6f60
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TA 0x6fa8
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_THERMAL 0x6f71
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TA 0x6f68
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_THERMAL 0x6f79
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_CBO_SAD0 0x6ffc
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_CBO_SAD1 0x6ffd
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD0 0x6faa
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD1 0x6fab
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD2 0x6fac
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD3 0x6fad
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD0 0x6f6a
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD1 0x6f6b
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD2 0x6f6c
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD3 0x6f6d
#define PCI_DEVICE_ID_INTEL_BROADWELL_IMC_DDRIO0 0x6faf
static const struct pci_id_descr pci_dev_descr_broadwell[] = {
@ -528,13 +546,23 @@ static const struct pci_id_descr pci_dev_descr_broadwell[] = {
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_CBO_SAD0, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_CBO_SAD1, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TA, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_THERMAL, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD0, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD1, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD2, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD3, 0) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD2, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD3, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_DDRIO0, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TA, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_THERMAL, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD0, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD1, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD2, 1) },
{ PCI_DESCR(PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD3, 1) },
};
static const struct pci_id_table pci_dev_descr_broadwell_table[] = {
@ -563,7 +591,7 @@ static inline int numrank(enum type type, u32 mtr)
int ranks = (1 << RANK_CNT_BITS(mtr));
int max = 4;
if (type == HASWELL)
if (type == HASWELL || type == BROADWELL)
max = 8;
if (ranks > max) {
@ -1880,6 +1908,7 @@ static int broadwell_mci_bind_devs(struct mem_ctl_info *mci,
{
struct sbridge_pvt *pvt = mci->pvt_info;
struct pci_dev *pdev;
u8 saw_chan_mask = 0;
int i;
/* there's only one device per system; not tied to any bus */
@ -1911,20 +1940,34 @@ static int broadwell_mci_bind_devs(struct mem_ctl_info *mci,
pvt->pci_ras = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD0:
pvt->pci_tad[0] = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD1:
pvt->pci_tad[1] = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD2:
pvt->pci_tad[2] = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD3:
pvt->pci_tad[3] = pdev;
{
int id = pdev->device - PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA0_TAD0;
pvt->pci_tad[id] = pdev;
saw_chan_mask |= 1 << id;
}
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD0:
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD1:
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD2:
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD3:
{
int id = pdev->device - PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TAD0 + 4;
pvt->pci_tad[id] = pdev;
saw_chan_mask |= 1 << id;
}
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_DDRIO0:
pvt->pci_ddrio = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1:
pvt->pci_ha1 = pdev;
break;
case PCI_DEVICE_ID_INTEL_BROADWELL_IMC_HA1_TA:
pvt->pci_ha1_ta = pdev;
break;
default:
break;
}
@ -1940,10 +1983,10 @@ static int broadwell_mci_bind_devs(struct mem_ctl_info *mci,
!pvt->pci_ras || !pvt->pci_ta || !pvt->info.pci_vtd)
goto enodev;
for (i = 0; i < NUM_CHANNELS; i++) {
if (!pvt->pci_tad[i])
if (saw_chan_mask != 0x0f && /* -EN */
saw_chan_mask != 0x33 && /* -EP */
saw_chan_mask != 0xff) /* -EX */
goto enodev;
}
return 0;
enodev:
@ -1982,7 +2025,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci,
int rc, dimm;
char *area_type = NULL;
if (pvt->info.type == IVY_BRIDGE)
if (pvt->info.type != SANDY_BRIDGE)
recoverable = true;
else
recoverable = GET_BITFIELD(m->status, 56, 56);