Re: 2.2.4: Problems writing CDs (ide-scsi emulation, CRW-1622)

Christoph Lameter (christoph@lameter.com)
Tue, 23 Mar 1999 23:32:28 -0800 (PST)


On Wed, 24 Mar 1999, Andre M. Hedrick wrote:

> > hda: Maxtor 87000D8, ATA DISK drive
> > hdb: probing with STATUS(0x00) instead of ALTSTATUS(0x50)
> > hdb: probing with STATUS(0x00) instead of ALTSTATUS(0x50)
>
> What in the world is going on here?
> Why is it hunting for a noexistant drive?
No idea.

> > hdc: Memorex CRW-1622, ATAPI CDROM drive
> > ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> > ide1 at 0x170-0x177,0x376 on irq 15
> > hda: Maxtor 87000D8, 6679MB w/256kB Cache, CHS=851/255/63
> Where did the (U)DMA reporting flag goto??? ^^^^
> This is a UDMA drive and tested.
>
> > thus idedma is not enabled on bootup. I enable it later with
>
> This is a problem..........has this always been the case with disks?
It has always been the case.

> What does hdparm -v /dev/hdc yield?
root@cyrix200:/home/chris# hdparm -v /dev/hdc

/dev/hdc:
HDIO_GET_MULTCOUNT failed: Input/output error
I/O support = 0 (default 16-bit)
unmaskirq = 0 (off)
using_dma = 0 (off)
keepsettings = 0 (off)
HDIO_GET_NOWERR failed: Input/output error
readonly = 0 (off)
BLKRAGET failed: Input/output error
HDIO_GETGEO failed: Invalid argument

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