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Subject: Re: Sun GEM card looses TX on x86 32bit PCI
From: Beezly <beezly@beezly.org.uk>
To: "David S. Miller" <davem@redhat.com>
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <20020311.042124.103955441.davem@redhat.com>
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Hi David,

Sorry it took so long for me to get back to you. Sadly it also hung with
this patch ;) I was unable to get an oops out of it (machine was
completely hosed and in X so I couldn't even note the oops on paper :(
).

Beezly

On Mon, 2002-03-11 at 12:21, David S. Miller wrote:
>    From: Beezly <beezly@beezly.org.uk>
>    Date: 11 Mar 2002 12:19:24 +0000
>=20
>    I managed to run the latest patch, but it appears to Oops when the
>    overflow condition occurs. Sadly I was not able to get the output of t=
he
>    oops... but it was at exactly the same time that I was run my "test"
>    which causes the RX to halt.
>=20
> Duh, this will fix it:
>=20
> --- drivers/net/sungem.c.~1~	Mon Mar 11 04:18:58 2002
> +++ drivers/net/sungem.c	Mon Mar 11 04:24:13 2002
> @@ -317,7 +317,7 @@
>  	}
> =20
>  	/* Second, disable RX DMA. */
> -	writel(0, RXDMA_CFG);
> +	writel(0, gp->regs + RXDMA_CFG);
>  	for (limit =3D 0; limit < 5000; limit++) {
>  		if (!(readl(gp->regs + RXDMA_CFG) & RXDMA_CFG_ENABLE))
>  			break;


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