Re: Setting the CDROM speed in 2.0.36

Jens Axboe (axboe@image.dk)
Tue, 11 May 1999 14:57:42 +0200


On Mon, May 10 1999, Mike A. Harris wrote:
> What system call (if one exists) is used for setting the speed
> (1x, 2x, 4x, etc..) of an IDE ATAPI CDROM drive?
>
> I'm using the 2.0.36 kernel, and I know 2.2.x has an ioctl or
> something, but I want to do it in 2.0.36. If it is possible,
> please tell me how, and if possible forward it to the cdwrite
> list at: cdwrite@other.debian.org
>
> Also, please indicate if it works with the cdrom.o driver, or the
> ide-scsi driver, or both. If each does it differently, please
> indicate how to do it in both.

As far I can remember, 2.0.36 implements the regular CDROM_SELECT_SPEED
ioctl in the Uniform layer, but neither ide-scsi nor ide-cd supports
it. So you are probably out of luck.

-- 
*  Jens Axboe <axboe@image.dk>
*  Linux CD-ROM Maintainer

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