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Path: sserve!newshost.anu.edu.au!harbinger.cc.monash.edu.au!simtel!lll-winken.llnl.gov!uwm.edu!news.moneng.mei.com!news.ecn.bgu.edu!vixen.cso.uiuc.edu!howland.reston.ans.net!Germany.EU.net!nntp.gmd.de!news.rwth-aachen.de!news.rhrz.uni-bonn.de!RRZ.Uni-Koeln.DE!se From: se@MI.Uni-Koeln.DE (Stefan Esser) Newsgroups: comp.unix.bsd.freebsd.misc Subject: Re: de0 fails - Can't fix iomem with UserConfig - Why? Date: 13 Jul 1995 14:19:53 GMT Organization: Institute for Mathematics, University of Cologne, Germany Lines: 30 Distribution: world Message-ID: <3u3a29$ocu@news.rrz.uni-koeln.de> References: <DB87I5.MKy@ncrcae.ColumbiaSC.ATTGIS.COM> <3thd4q$qe4@news.rrz.uni-koeln.de> <DBExyu.GJn@ncrcae.ColumbiaSC.ATTGIS.COM> <3ttfn8$78s@news.rrz.uni-koeln.de> <3tum9e$fvr@nntpd.lkg.dec.com> NNTP-Posting-Host: fileserv1.mi.uni-koeln.de In article <3tum9e$fvr@nntpd.lkg.dec.com>, thomas@lkg.dec.com (Matt Thomas) writes: |> |> In article <3ttfn8$78s@news.rrz.uni-koeln.de>, se@MI.Uni-Koeln.DE (Stefan Esser) writes: |> |>In article <DBExyu.GJn@ncrcae.ColumbiaSC.ATTGIS.COM>, Jeff.McElroy@ColumbiaSC.NCR.COM (Jeff McElroy (x6065)) writes: |> |>|> de0 <Digital DC21040 Ethernet> rev 35 inta irq5 on pci0:7 |> |>|> pci_map_mem failed: device's memrange 0x3900000-0x390007C is |> |>|> incompatible with its bridge's memrange 0x4000000 - 0xffffffff |> |> |>There is some consistency check, that ought |> |>to make sure that all PCI devices behind a |> |>PCI to PCI bridge are mapped within the |> |>bridges memory window to that PCI bus. |> |> But this isn't behind a bridge (the pci0:7) since it's one the |> primary PCI bus. So for some reason the pci code is thinking some of |> main memory is not valid for PCI access. FreeBSD-current will still write a warning, but proceed anyway, while 2.0.5R considered the situation fatal. Seems that the test is not implemented correctly, and I'm currently looking at the sources to find out what's going wrong ... -- Stefan Esser Internet: <se@ZPR.Uni-Koeln.DE> Zentrum fuer Paralleles Rechnen Tel: +49 221 4706021 Universitaet zu Koeln FAX: +49 221 4705160 Weyertal 80 50931 Koeln