Date: Tue, 19 Sep 2000 22:35:02 -0700 From: Mike Smith <msmith@freebsd.org> To: Marc Fonvieille <fonvi@easynet.fr> Cc: freebsd-stable@freebsd.org Subject: Re: pci.c from 2000/09/01 freeze my laptop Message-ID: <200009200535.WAA02157@mass.osd.bsdi.com> In-Reply-To: Your message of "Sat, 16 Sep 2000 13:54:50 %2B0200." <20000916135450.A7969@vobiscum.styx.org>
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> Hello,
>
> I upgraded my 4-Stable on my laptop with ctms and after reboot
> with new kernel the system freeze after that line:
>
> atapci0: <Intel PIIX4 ATA33 controller> port 0x8000-0x800f at device 7.1
> on pci0
>
> So after long search i found that ctm src-4.0227.gz is guilty
> (with src-4.0226.gz and previous no problems)
...
> It seems that only the changes on sys/pci/pci.c could be the reason
> of the freeze.
Can you back this code out and confirm that you don't see the symptoms?
In the case of your system, this code fragment shouldn't actually do
*anything* at all, so I'm a little puzzled as to what might be going on.
Thanks.
> Here's the code:
>
> CTMFN sys/pci/pci.c 70 70 644 0dec08827f728a7e3af51801b6d2ba4b
> 018e3bc3fa
> 551c0dd7d4dd59ed8681f6 405
> d26 1
> a26 1
> * $FreeBSD: /ctm/FreeBSD/anoncvs/cvs/src/sys/pci/pci.c,v 1.141.2.3
> * 2000/
> 09/01 23:29:34 msmith Exp $
> d1082 4
> a1085 8
> if (type == SYS_RES_IOPORT && !pci_porten(cfg)) {
> cfg->cmdreg |= PCIM_CMD_PORTEN;
> pci_cfgwrite(cfg, PCIR_COMMAND, cfg->cmdreg, 2);
> }
> if (type == SYS_RES_MEMORY && !pci_memen(cfg)) {
> cfg->cmdreg |= PCIM_CMD_MEMEN;
> pci_cfgwrite(cfg, PCIR_COMMAND, cfg->cmdreg, 2);
> }
>
> Any advices?
> (If you need more informations: dmesg..., ask for it.)
>
> ps: in my kernel config i've got
>
> # ATA and ATAPI devices
> device ata0 at isa? port IO_WD1 irq 14
> device ata1 at isa? port IO_WD2 irq 15
> device ata
> device atadisk # ATA disk drives
> device atapicd # ATAPI CDROM drives
> options ATA_STATIC_ID #Static device numbering
> #options ATA_ENABLE_ATAPI_DMA #Enable DMA on ATAPI devices
>
> Marc
>
>
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