Rockbox.org home
release
dev builds
extras
themes manual
wiki
device status forums
mailing lists
IRC bugs
patches
dev guide



Rockbox mail archive

Subject: Re: Hardware problems on my Studio 10 shortly after flashing Rockbox 2.4 (Panic ATA: -11)

Re: Hardware problems on my Studio 10 shortly after flashing Rockbox 2.4 (Panic ATA: -11)

From: Linus Nielsen Feltzing <linus_at_haxx.se>
Date: 2005-04-06

Fernando Pedro Birra wrote:
> Is there any place where I can read how the player talks to the disk?
>
>
The schematics and the source code.

> Following the code that generates the error ATA -11 I can see that
> neither STATUS_RDY nor the STATUS_BSY were reported during the
> master_slave_detect() function. Is there any hardware between the CPU
> and the disc that handle the ATA protocol?

Only a buffer, controlled by a port pin, PA7.

> Am I mistaken that the ATA status is memory mapped into location
> ATA_IOBASE+0x07? I can't find any information on the CPU .pdf
> regarding this location...

The schematics say it all, but it isn't exactly obvious. Yes, you are
correct, it's memory mapped.

Linus
_______________________________________________
http://cool.haxx.se/mailman/listinfo/rockbox
Received on Wed Apr 6 06:59:23 2005


Page was last modified "Jan 10 2012" The Rockbox Crew
aaa