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path: root/drivers/edac/mpc85xx_edac.c
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Diffstat (limited to 'drivers/edac/mpc85xx_edac.c')
-rw-r--r--drivers/edac/mpc85xx_edac.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index ecd5928d7110..6d0114a1b77e 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -672,6 +672,7 @@ static void mpc85xx_mc_check(struct mem_ctl_info *mci)
{
struct mpc85xx_mc_pdata *pdata = mci->pvt_info;
struct csrow_info *csrow;
+ u32 bus_width;
u32 err_detect;
u32 syndrome;
u32 err_addr;
@@ -692,6 +693,15 @@ static void mpc85xx_mc_check(struct mem_ctl_info *mci)
}
syndrome = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ECC);
+
+ /* Mask off appropriate bits of syndrome based on bus width */
+ bus_width = (in_be32(pdata->mc_vbase + MPC85XX_MC_DDR_SDRAM_CFG) &
+ DSC_DBW_MASK) ? 32 : 64;
+ if (bus_width == 64)
+ syndrome &= 0xff;
+ else
+ syndrome &= 0xffff;
+
err_addr = in_be32(pdata->mc_vbase + MPC85XX_MC_CAPTURE_ADDRESS);
pfn = err_addr >> PAGE_SHIFT;
@@ -707,7 +717,7 @@ static void mpc85xx_mc_check(struct mem_ctl_info *mci)
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, "syndrome: %#2.2x\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);