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Re: [pci] WB Slave Unit doesn't reply



Hi!

Did you enable PCI master in the PCI device control and status register?

Regards,
MihaD

----- Original Message -----
From: "Marco Buffa" <marcobuffa@lombardiacom.it>
To: <pci@opencores.org>
Sent: Thursday, July 18, 2002 5:00 PM
Subject: Re: [pci] WB Slave Unit doesn't reply


> Radwin Zagala ha scritto:
> > Hello! What address are you sending to the WB slave?
> I put 0x00000000 in the W_BA1 (0x188) and 0x10000000 in the W_AM1
> (0x18c) to enable the WB slave image #1. Now I obtain only a retry (RTY
> line high, ERR and ACK line low).
>
> It's the first transaction, and it's a write. So I suppose the fifo
> WBW_fifo isn't full... Is there any other reason to obtain every a retry
> (there isn't any delayed read pending, I suppose, 'cause I didn't made
> any read :-) )
>
> Thank's a lot.
> --
> Marco (MI) FZS600'01
>
> "Qui se accendessero le luci e riabbassassero le luci
> ci troverebbero tutti in piedi con gli occhi aperti, qui"
> (Ivano Fossati, "Sigonella")
>
> --
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