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Re: IDE Brenner nicht gefunden



On Fri, May 23, 2003 at 11:23:39AM +0200, Steffen Lorch wrote:
> On Fri, 23 May 2003 10:57:34 +0200
> Andreas Metzler <ametzler@logic.univie.ac.at> wrote:
[cdrecord dev=ATAPI kann UDMA?] 
> > Ersteres stimmt, zweiteres habe ich nicht auprobiert, in der Doku
> > /usr/share/doc/cdrecord/README.ATAPI.gz steht aber explizit das
> > Gegenteil.
 
> Nicht explizit:

> --- snip ---
> Linux-2.4.xx includes a CDROM Packet interface in the
> IDE CD driver. For this driver libscg now includes
> support in pre-alpha status. Use cdrecord dev=ATAPI -scanbus
> to check for drives and e.g. cdrecord dev=ATAPI:0,0 ....
> for writing. Note that this interface is not integrated into
> the standard libscg device naming scheme. 
> --- snap ---
 
> Sprich es ist OHNE libscg.
 
> --- snip ---
> All Linux ATAPI transport implementations do not support DMA.
> Current execptions are:
 
> - ide-scsi with block size 2048 and if DMA has been enabled
> - The new experimental ATAPI interface starting with Linux-2.5.45
>   allows DMA if DMA has been enabled and the sector size is a
>   multiple of 4. This allows to use DMA for audio CDs and
>   when writing any type of CD in RAW mode.
> --- snap ---
 
> sprich, es trifft aus das obige nicht mehr zu, oder?
[...]

Warum nicht? Steht irgendwo, dass CDROM Packet keine "Linux ATAPI
transport implementation" sei?

Vielleicht probiere ich das heute abend aus, dann haben wir Klarheit.
;-)
                 cu andreas



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