diff options
| -rw-r--r-- | drivers/edac/amd64_edac.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 82dab1692264..3aea55698165 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -782,24 +782,26 @@ static void debug_dump_dramcfg_low(struct amd64_pvt *pvt, u32 dclr, int chan) static void debug_display_dimm_sizes_df(struct amd64_pvt *pvt, u8 ctrl) { - u32 *dcsb = ctrl ? pvt->csels[1].csbases : pvt->csels[0].csbases; - int dimm, size0, size1; + int dimm, size0, size1, cs0, cs1; edac_printk(KERN_DEBUG, EDAC_MC, "UMC%d chip selects:\n", ctrl); for (dimm = 0; dimm < 4; dimm++) { size0 = 0; + cs0 = dimm * 2; - if (dcsb[dimm*2] & DCSB_CS_ENABLE) - size0 = pvt->ops->dbam_to_cs(pvt, ctrl, 0, dimm); + if (csrow_enabled(cs0, ctrl, pvt)) + size0 = pvt->ops->dbam_to_cs(pvt, ctrl, 0, cs0); size1 = 0; - if (dcsb[dimm*2 + 1] & DCSB_CS_ENABLE) - size1 = pvt->ops->dbam_to_cs(pvt, ctrl, 0, dimm); + cs1 = dimm * 2 + 1; + + if (csrow_enabled(cs1, ctrl, pvt)) + size1 = pvt->ops->dbam_to_cs(pvt, ctrl, 0, cs1); amd64_info(EDAC_MC ": %d: %5dMB %d: %5dMB\n", - dimm * 2, size0, - dimm * 2 + 1, size1); + cs0, size0, + cs1, size1); } } @@ -2756,26 +2758,22 @@ skip: * encompasses * */ -static u32 get_csrow_nr_pages(struct amd64_pvt *pvt, u8 dct, int csrow_nr) +static u32 get_csrow_nr_pages(struct amd64_pvt *pvt, u8 dct, int csrow_nr_orig) { - u32 cs_mode, nr_pages; u32 dbam = dct ? pvt->dbam1 : pvt->dbam0; + int csrow_nr = csrow_nr_orig; + u32 cs_mode, nr_pages; + if (!pvt->umc) + csrow_nr >>= 1; - /* - * The math on this doesn't look right on the surface because x/2*4 can - * be simplified to x*2 but this expression makes use of the fact that - * it is integral math where 1/2=0. This intermediate value becomes the - * number of bits to shift the DBAM register to extract the proper CSROW - * field. - */ - cs_mode = DBAM_DIMM(csrow_nr / 2, dbam); + cs_mode = DBAM_DIMM(csrow_nr, dbam); - nr_pages = pvt->ops->dbam_to_cs(pvt, dct, cs_mode, (csrow_nr / 2)) - << (20 - PAGE_SHIFT); + nr_pages = pvt->ops->dbam_to_cs(pvt, dct, cs_mode, csrow_nr); + nr_pages <<= 20 - PAGE_SHIFT; edac_dbg(0, "csrow: %d, channel: %d, DBAM idx: %d\n", - csrow_nr, dct, cs_mode); + csrow_nr_orig, dct, cs_mode); edac_dbg(0, "nr_pages/channel: %u\n", nr_pages); return nr_pages; |