RE: Au1550 system bus masters issue

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Hi,

This question is for all the users of the AMD alchemy db1550:
What is the frequency you use for the triplet (CPU core / System bus / SDRAM bus)?

Since the version 2.25 of YAMON the freq is based on the rotary switch S4:
HEX Rotary Switch S4 (# = CPU_CORE / SYS_BUS / SDRAM_BUS  in MHz):

 0 = 192/ 96/ 96 , 1 = 336/168/168 , 2 = 396/198/ 99 , 3 = 396/198/198
 4 = 492/123/123 , 5 = 492/164/164 , 6 = 492/246/123

Thanks,

David SANCHEZ

-----Message d'origine-----
De : Sergei Shtylylov [mailto:sshtylyov@xxxxxxxxxxxxx] 
Envoyé : lundi 5 décembre 2005 13:00
À : David Sanchez; Linux MIPS Development
Objet : Re: Au1550 system bus masters issue

Hello.

Sergei Shtylylov wrote:

> coherency in Ethernet driver however makes the kernel non-bootable. USB 
> host controller (and probably not only it, I'm too lazy to re-check ;-) 
> is still prone to other errata on stepping AB though, see this thread:
> 
> http://www.linux-mips.org/archives/linux-mips/2005-11/msg00137.html
> 
> I'm gonna rework the patch and resubmit.

    Oops, I was talking of Au1500 step AB, Au1550 doesn't have CONFIG.OD bit 
errata...

WBR, Sergei








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