static void pasemi_edac_process_error_info(struct mem_ctl_info *mci, u32 errsta)
{
struct pci_dev *pdev = to_pci_dev(mci->dev);
u32 errlog1a;
u32 cs;
if (!errsta)
return;
pci_read_config_dword(pdev, MCDEBUG_ERRLOG1A, &errlog1a);
cs = (errlog1a & MCDEBUG_ERRLOG1A_MERR_CS_M) >>
MCDEBUG_ERRLOG1A_MERR_CS_S;
/* uncorrectable/multi-bit errors */
if (errsta & (MCDEBUG_ERRSTA_MBE_STATUS |
MCDEBUG_ERRSTA_RFL_STATUS)) {
edac_mc_handle_ue(mci, mci->csrows[cs].first_page, 0,
cs, mci->ctl_name);
}
/* correctable/single-bit errors */
if (errsta & MCDEBUG_ERRSTA_SBE_STATUS) {
edac_mc_handle_ce(mci, mci->csrows[cs].first_page, 0,
0, cs, 0, mci->ctl_name);
}
}
static int i3000_process_error_info(struct mem_ctl_info *mci,
struct i3000_error_info *info,
int handle_errors)
{
int row, multi_chan;
int pfn, offset, channel;
multi_chan = mci->csrows[0].nr_channels - 1;
if (!(info->errsts & I3000_ERRSTS_BITS))
return 0;
if (!handle_errors)
return 1;
if ((info->errsts ^ info->errsts2) & I3000_ERRSTS_BITS) {
edac_mc_handle_ce_no_info(mci, "UE overwrote CE");
info->errsts = info->errsts2;
}
pfn = I3000_DEAP_PFN(info->edeap, info->deap);
offset = I3000_DEAP_OFFSET(info->deap);
channel = I3000_DEAP_CHANNEL(info->deap);
row = edac_mc_find_csrow_by_page(mci, pfn);
if (info->errsts & I3000_ERRSTS_UE)
edac_mc_handle_ue(mci, pfn, offset, row, "i3000 UE");
else
edac_mc_handle_ce(mci, pfn, offset, info->derrsyn, row,
multi_chan ? channel : 0, "i3000 CE");
return 1;
}
static void mpc85xx_mc_check(struct mem_ctl_info *mci)
{
struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
struct csrow_info *csrow;
u32 err_detect;
u32 syndrome;
u32 err_addr;
u32 pfn;
int row_index;
err_detect = in_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT);
if (err_detect)
return;
mpc85xx_mc_printk(mci, KERN_ERR, "Err Detect Register: %#8.8x\n",
err_detect);
/* no more processing if not ECC bit errors */
if (!(err_detect & (DDR_EDE_SBE | DDR_EDE_MBE))) {
out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT, err_detect);
return;
}
syndrome = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ECC);
err_addr = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ADDRESS);
pfn = err_addr >> PAGE_SHIFT;
for (row_index = 0; row_index < mci->nr_csrows; row_index++) {
csrow = &mci->csrows[row_index];
if ((pfn >= csrow->first_page) && (pfn <= csrow->last_page))
break;
}
mpc85xx_mc_printk(mci, KERN_ERR, "Capture Data High: %#8.8x\n",
in_be32(pdata->mc_vbase +
MPC85XX_MC_CAPTURE_DATA_HI));
mpc85xx_mc_printk(mci, KERN_ERR, "Capture Data Low: %#8.8x\n",
in_be32(pdata->mc_vbase +
MPC85XX_MC_CAPTURE_DATA_LO));
mpc85xx_mc_printk(mci, KERN_ERR, "syndrome: %#8.8x\n", syndrome);
mpc85xx_mc_printk(mci, KERN_ERR, "err addr: %#8.8x\n", err_addr);
mpc85xx_mc_printk(mci, KERN_ERR, "PFN: %#8.8x\n", pfn);
/* we are out of range */
if (row_index == mci->nr_csrows)
mpc85xx_mc_printk(mci, KERN_ERR, "PFN out of range!\n");
if (err_detect & DDR_EDE_SBE)
edac_mc_handle_ce(mci, pfn, err_addr & PAGE_MASK,
syndrome, row_index, 0, mci->ctl_name);
if (err_detect & DDR_EDE_MBE)
edac_mc_handle_ue(mci, pfn, err_addr & PAGE_MASK,
row_index, mci->ctl_name);
out_be32(pdata->mc_vbase + MPC85XX_MC_ERR_DETECT, err_detect);
}
static void tile_edac_check(struct mem_ctl_info *mci)
{
struct tile_edac_priv *priv = mci->pvt_info;
struct mshim_mem_error mem_error;
if (hv_dev_pread(priv->hv_devhdl, 0, (HV_VirtAddr)&mem_error,
sizeof(struct mshim_mem_error), MSHIM_MEM_ERROR_OFF) !=
sizeof(struct mshim_mem_error)) {
pr_err(DRV_NAME ": MSHIM_MEM_ERROR_OFF pread failure.\n");
return;
}
if (mem_error.sbe_count != priv->ce_count) {
dev_dbg(mci->dev, "ECC CE err on node %d\n", priv->node);
priv->ce_count = mem_error.sbe_count;
edac_mc_handle_ce(mci, 0, 0, 0, 0, 0, mci->ctl_name);
}
}
