Date: Tue, 24 May 2005 23:40:13 +0200 (CEST) From: Sten Spans <sten@blinkenlights.nl> To: Wilko Bulte <wb@freebie.xs4all.nl> Cc: freebsd-alpha@FreeBSD.org Subject: Re: alpha/30486: AlphaServer DS10 floppy access is broken Message-ID: <Pine.SOC.4.61.0505242338550.10896@tea.blinkenlights.nl> In-Reply-To: <200505242030.j4OKU5m8016878@freefall.freebsd.org> References: <200505242030.j4OKU5m8016878@freefall.freebsd.org>
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On Tue, 24 May 2005, Wilko Bulte wrote: > The following reply was made to PR alpha/30486; it has been noted by GNATS. > > From: Wilko Bulte <wb@freebie.xs4all.nl> > To: Sten Spans <sten@blinkenlights.nl> > Cc: bug-followup@FreeBSD.ORG, wilko@FreeBSD.ORG > Subject: Re: alpha/30486: AlphaServer DS10 floppy access is broken > Date: Tue, 24 May 2005 22:20:26 +0200 > > On Tue, May 24, 2005 at 10:19:01PM +0200, Sten Spans wrote.. > > > > disabling dma (FDC_NODMA) recreates the RELENG_4 > > behaviour : > > > > deepthought# dd if=/dev/zero of=/dev/fd0 bs=1440k count=1 > > dd: /dev/fd0: Input/output error > > 1+0 records in > > 0+0 records out > > 0 bytes transferred in 1.928038 secs (0 bytes/sec) > > deepthought# fdformat /dev/fd0 > > Format 1440K floppy `/dev/fd0'? (y/n): y > > Processing fdformat: ioctl(FD_FORM): Input/output error > > > > So it's either kernel crash in isadma or broken pio, > > gotta love free choice :} > > A long time ago Andrew Gallatin (gallatin@) and myself tried > to narrow it down. ISTR Drew thought it was isadma getting something > wrong. I'll try to clean a few of the simple alpha pr's first and then look into this further. -- Sten Spans "There is a crack in everything, that's how the light gets in." Leonard Cohen - Anthem
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