linux-kernel - Re: [PATCH] drivers: net: ethernet: xilinx: xilinx_emaclite: Compatible with 'xlnx,xps-ethernetlite-2.00.b' for QEMU using

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Date:	Sat, 01 Nov 2014 11:59:53 +0800
From:	Chen Gang <gang.chen.5i5j@...il.com>
To:	michal.simek@...inx.com, soren.brinkmann@...inx.com
CC:	davem@...emloft.net, sthokal@...inx.com, manuel.schoelling@....de,
	paul.gortmaker@...driver.com, f.fainelli@...il.com,
	ebiederm@...ssion.com, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] drivers: net: ethernet: xilinx: xilinx_emaclite: Compatible
 with 'xlnx,xps-ethernetlite-2.00.b' for QEMU using

On 11/1/14 11:08, Chen Gang wrote:
> When use current latest upstream qemu (current version: 2.1.2), need let
> driver compatible with 'xlnx,xps-ethernetlite-2.00.b', or can not find
> net device in microblaze qemu. Related QEMU commands under fedora 20:
> 
>   yum install libvirt
>   yum install tunctl
>   tunctl -b
>   ip link set tap0 up
>   brctl addif virbr0 tap0
>   ./microblaze-softmmu/qemu-system-microblaze -M petalogix-s3adsp1800 \
>     -kernel ../linux-stable.microblaze/arch/microblaze/boot/linux.bin \
>     -no-reboot -append "console=ttyUL0,115200 doreboot" -nographic \
>     -net nic,vlan=0,model=xlnx.xps-ethernetlite,macaddr=00:16:35:AF:94:00 \
>     -net tap,vlan=0,ifname=tap0,script=no,downscript=no
> 
>   in microblaze qemu bash (guest machine):
> 
>     ifconfig eth0 add 192.168.122.1 netmask 255.255.255.0

Oh, sorry, it is 192.168.122.2 (192.168.122.1 is the router address).

Thanks.

>     ifconfig eth0 up
> 
> After add this patch, can find the device, and can be used by 'telnetd'
> (need cross-build busybox with glibc for it), then outside can telnet to
> it without password.
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
> ---
>  drivers/net/ethernet/xilinx/xilinx_emaclite.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> index 28dbbdc..298fad3 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
> @@ -1236,6 +1236,7 @@ static struct of_device_id xemaclite_of_match[] = {
>  	{ .compatible = "xlnx,opb-ethernetlite-1.01.b", },
>  	{ .compatible = "xlnx,xps-ethernetlite-1.00.a", },
>  	{ .compatible = "xlnx,xps-ethernetlite-2.00.a", },
> +	{ .compatible = "xlnx,xps-ethernetlite-2.00.b", },
>  	{ .compatible = "xlnx,xps-ethernetlite-2.01.a", },
>  	{ .compatible = "xlnx,xps-ethernetlite-3.00.a", },
>  	{ /* end of list */ },
> 

-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed
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