Date: Wed, 29 Sep 2004 09:17:18 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: John Birrell <jb@cimlogic.com.au> Cc: "M. Warner Losh" <imp@bsdimp.com> Subject: Re: cvs commit: src/sys/dev/fdc fdc_isa.c Message-ID: <19029.1096442238@critter.freebsd.dk> In-Reply-To: Your message of "Wed, 29 Sep 2004 17:04:55 %2B1000." <20040929070455.GB905@freebsd3.cimlogic.com.au>
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In message <20040929070455.GB905@freebsd3.cimlogic.com.au>, John Birrell writes: >On Wed, Sep 29, 2004 at 08:58:49AM +0200, Poul-Henning Kamp wrote: >> This again smells like the drive change line not being sensed correctly at 3f7: >> >> It would happen if we think there is a floppy in the drive, but in fact there isn't. > >Do you want me to get more accurate output via serial console? I'll try to >increase the dmesg buffer site and disable the debug sysctls in sysctl.conf in the >hope that I can capture the boot output without having to go out in search of a serial >cable. > >The desktop machine I typing this message on hangs beyond the 2 minute >period. I had to disable the floppy disk in the BIOS to get it to boot. Can you try first to use this patch to find the resource allocation: Index: src/sys/dev/fdc/fdc.c =================================================================== RCS file: /usr/cvs/src/sys/dev/fdc/fdc.c,v retrieving revision 1.283.2.1 diff -u -r1.283.2.1 fdc.c --- src/sys/dev/fdc/fdc.c 18 Sep 2004 04:57:55 -0000 1.283.2.1 +++ src/sys/dev/fdc/fdc.c 28 Sep 2004 21:44:57 -0000 @@ -1684,6 +1684,14 @@ int error; fdc = device_get_softc(dev); + + printf("Contents of fdc_data at start of fdc_attach:\n"); + printf(" portt=0x%0x porth=0x%0x stst=0x%0x stsh=0x%0x\n", + fdc->portt, fdc->porth, fdc->stst, fdc->stsh); + printf(" ctlt=0x%0x ctlh=0x%0x\n", fdc->ctlt, fdc->ctlh); + printf(" port_off=0x%0x ctl_off=0x%0x sts_off=0x%0x\n", + fdc->port_off, fdc->ctl_off, fdc->sts_off); + fdc->fdc_dev = dev; error = fdc_initial_reset(dev, fdc); if (error) { -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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