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authorMauro Carvalho Chehab2009-06-23 03:48:30 +0200
committerMauro Carvalho Chehab2010-05-10 16:44:47 +0200
commit7dd6953c5fecc44d264710e1fa158d0038215b63 (patch)
tree660879873c6f83e811236941b26b86ac31753866 /drivers/edac/i7core_edac.c
parenti7core_edac: Improve error handling (diff)
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i7core_edac: Add more information about each active dimm
Thanks-to: Aristeu Rozanski <aris@redhat.com> for part of the code Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac/i7core_edac.c')
-rw-r--r--drivers/edac/i7core_edac.c43
1 files changed, 30 insertions, 13 deletions
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 62ae472c4e27..a6e798349e93 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -359,21 +359,18 @@ static int get_dimm_config(struct mem_ctl_info *mci)
{
struct i7core_pvt *pvt = mci->pvt_info;
struct csrow_info *csr;
- int i, csrow = 0;
+ struct pci_dev *pdev = pvt->pci_mcr[0];
+ int i, j, csrow = 0;
enum edac_type mode;
- if (!pvt->pci_mcr[0])
+ if (!pdev)
return -ENODEV;
/* Device 3 function 0 reads */
- pci_read_config_dword(pvt->pci_mcr[0], MC_CONTROL,
- &pvt->info.mc_control);
- pci_read_config_dword(pvt->pci_mcr[0], MC_STATUS,
- &pvt->info.mc_status);
- pci_read_config_dword(pvt->pci_mcr[0], MC_MAX_DOD,
- &pvt->info.max_dod);
- pci_read_config_dword(pvt->pci_mcr[0], MC_CHANNEL_MAPPER,
- &pvt->info.ch_map);
+ pci_read_config_dword(pdev, MC_CONTROL, &pvt->info.mc_control);
+ pci_read_config_dword(pdev, MC_STATUS, &pvt->info.mc_status);
+ pci_read_config_dword(pdev, MC_MAX_DOD, &pvt->info.max_dod);
+ pci_read_config_dword(pdev, MC_CHANNEL_MAPPER, &pvt->info.ch_map);
debugf0("MC control=0x%08x status=0x%08x dod=0x%08x map=0x%08x\n",
pvt->info.mc_control, pvt->info.mc_status,
@@ -399,7 +396,7 @@ static int get_dimm_config(struct mem_ctl_info *mci)
debugf0("Memory channel configuration:\n");
for (i = 0; i < NUM_CHANS; i++) {
- u32 data;
+ u32 data, value[8];
if (!CH_ACTIVE(pvt, i)) {
debugf0("Channel %i is not active\n", i);
@@ -424,13 +421,33 @@ static int get_dimm_config(struct mem_ctl_info *mci)
pvt->channel[i].dimms = 2;
debugf0("Ch%d phy rd%d, wr%d (0x%08x): "
- "%d ranks, %d %cDIMMs, offset = %d\n",
+ "%d ranks, %d %cDIMMs, offset = %d\n\t"
+ "present: %i, numbank: %#x, numrank: %#x, "
+ "numrow: %#x, numcol: %#x\n",
i,
RDLCH(pvt->info.ch_map, i), WRLCH(pvt->info.ch_map, i),
data,
pvt->channel[i].ranks, pvt->channel[i].dimms,
(data & REGISTERED_DIMM)? 'R' : 'U',
- RANKOFFSET(data));
+ RANKOFFSET(data),
+ DIMM_PRESENT(data),
+ NUMBANK(data), NUMRANK(data),
+ NUMROW(data), NUMCOL(data));
+
+ pci_read_config_dword(pdev, MC_SAG_CH_0, &value[0]);
+ pci_read_config_dword(pdev, MC_SAG_CH_1, &value[1]);
+ pci_read_config_dword(pdev, MC_SAG_CH_2, &value[2]);
+ pci_read_config_dword(pdev, MC_SAG_CH_3, &value[3]);
+ pci_read_config_dword(pdev, MC_SAG_CH_4, &value[4]);
+ pci_read_config_dword(pdev, MC_SAG_CH_5, &value[5]);
+ pci_read_config_dword(pdev, MC_SAG_CH_6, &value[6]);
+ pci_read_config_dword(pdev, MC_SAG_CH_7, &value[7]);
+ printk("\t[%i] DIVBY3\tREMOVED\tOFFSET\n", i);
+ for (j = 0; j < 8; j++)
+ printk("\t\t%#x\t%#x\t%#x\n",
+ (value[j] >> 27) & 0x1,
+ (value[j] >> 24) & 0x7,
+ (value[j] && ((1 << 24) - 1)));
csr = &mci->csrows[csrow];
csr->first_page = 0;