Date: Tue, 29 Sep 2009 08:03:46 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-amd64@freebsd.org Subject: Re: 8.0/amd64 does not detect ata channels on nVidia nForce MCP55 Message-ID: <200909290803.46973.jhb@freebsd.org> In-Reply-To: <4AC0C9B0.9090709@netability.ie> References: <4AC0C9B0.9090709@netability.ie>
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On Monday 28 September 2009 10:35:28 am Nick Hilliard wrote: > Hello, > > this was previously brought up on -current, but they suggested moving the > topic over here. > > As the subject suggests, freebsd 8.0 on amd64 does not detect all ata > channels on nVidia nForce MCP55, unless you configure hw.pci.mcfg=0 in > loader.conf. There was some discussion here: > > > http://lists.freebsd.org/pipermail/freebsd-current/2009-August/011137.html > > http://lists.freebsd.org/pipermail/freebsd-current/2009-September/011162.html > > and more here: > > http://www.freebsd.org/cgi/query-pr.cgi?pr=128686 > http://www.freebsd.org/cgi/query-pr.cgi?pr=132372 > http://www.freebsd.org/cgi/query-pr.cgi?pr=137942 > > If there is a developer interested in fixing this, I have a machine running > 8.0 off a flash disk which is displaying this problem, and can set up an > account for remote access. > > Any takers? Try this patch obtaining the dmesg output for both the MCFG and !MCFG case: Index: ata-nvidia.c =================================================================== --- ata-nvidia.c (revision 197581) +++ ata-nvidia.c (working copy) @@ -154,11 +154,14 @@ ctlr->r_type2 = SYS_RES_IOPORT; else ctlr->r_type2 = SYS_RES_MEMORY; + printf("%s: r_type2 = %s\n", __func__, ctlr->r_type2 == SYS_RES_IOPORT ? + "I/O" : "memory"); ctlr->r_rid2 = PCIR_BAR(5); if ((ctlr->r_res2 = bus_alloc_resource_any(dev, ctlr->r_type2, &ctlr->r_rid2, RF_ACTIVE))) { int offset = ctlr->chip->cfg1 & NV4 ? 0x0440 : 0x0010; + pritnf("%s: allocated res2 ok\n", __func__); ctlr->ch_attach = ata_nvidia_ch_attach; ctlr->ch_detach = ata_pci_ch_detach; ctlr->reset = ata_nvidia_reset; -- John Baldwin
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