optical driver with ahci bios mode but ata(4) driver

Paul B. Mahol onemda at gmail.com
Sat Mar 5 20:22:40 UTC 2011

On Mon, Feb 28, 2011 at 8:31 PM, David Demelier
<demelier.david at gmail.com> wrote:
> Hello,
> My bios can be set to use IDE emulation or ahci mode, I prefere the ahci
> mode because it's a bit faster.
> It's probably stupid to stay with ata(4) driver with the ahci mode, isn't
> it? But with ahci(4) driver you can't burn with burncd(8) and cdrecord just
> fail and break an blank cd for nothing.
> I guess this is the correct behavior when trying to use burncd(8) /
> cdcontrol(1) :
> markand at Melon ~ $ burncd msinfo
> burncd: ioctl(CDIOREADTOCHEADER): Input/output error
> markand at Melon ~ $ cdcontrol info
> cdcontrol: getting toc header: Input/output error
> cdcontrol: Input/output error
> But why the optical drive is only affected? If I use ata(4) driver even with
> ahci mode set in the bios, why the hard drive works pretty well?

Are you using atapicam module?

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