[LinuxBIOS] Enabling USB 2.0

[Stefan Reinauer]

* Lu, Yinghai <yinghai.lu at amd.com> [060901 18:27]:
> You can not boot from sata on ck804, the reason is that the sata controller can
> not work on compatible mode. If you real want to boot from SATA
> 
>  1. you need to porting driver from kernel to FILO_IN_ETHERBOOT to make use
>     simple scsi interface to access the sata disk.

or to the real filo. USB and SATA have both been backported.

>  2. or easy way is boot one tiny kernel ( with ck804 sata support and kexec
>     support) from IDE(FILO, Etherboot), USB(FILO_IN_ETHERBOOT), Network
>     (Etherboot) and use kexec tools to boot the kernel on your SATA disk.
> 
>  
> 
> Current USB IRQ setting in LinuxBIOS should be good enough to make use device
> working. Please make sure setting on mptable.c is right. Also you may need to
> set apic for kernel to enable io-apic to be used.
> 
>  
> 
> YH
> 
>  
> 
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> 
> From: linuxbios-bounces at linuxbios.org [mailto:linuxbios-bounces at linuxbios.org]
> On Behalf Of Anil B G
> Sent: Friday, September 01, 2006 8:40 AM
> To: Jonathan Sturges
> Cc: linuxbios at linuxbios.org
> Subject: Re: [LinuxBIOS] Enabling USB 2.0
> 
>  
> 
> Thanks. I plan to boot from SATA and not from USB.  Do any other boards
> supported by LinuxBIOS (whose source is available in the source tree) bringup
> USB that I could use as a reference?
> 
> On 9/1/06, Jonathan Sturges <jsturges at speakeasy.net> wrote:
> 
> 
> 
> Anil B G wrote:
> 
> > Hi,
> >   I am trying to enable USB on a board similar to Tyan s2892 (CK804)
> > chipset?
> > Is there anything that else that needs to be done separately other
> > than setting the irqs et al correctly? Specifically do we need to
> > write some sort of a driver to enable the USB host controller.
> >
> > Thanks
> > Anil
> 
> 
> Assuming you don't hope to boot from USB, all you really should need is
> to setup the IRQ map, AFAIK.  Then the Linux kernel will detect it and
> be able to attach the appropriate driver.
> 
> -Jonathan
> 
>  
> 

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