[PATCH 1/2] examples/l3fwd: support specify link speed

[fengchengwen]

Reviewed-by: Chengwen Feng <fengchengwen at huawei.com>

On 8/27/2025 9:31 AM, Dengdui Huang wrote:
> Currently, l3fwd starts in auto-negotiation mode, but it may fail to
> link up when auto-negotiation is not supported. Therefore, it is
> necessary to support starting with a specified speed for port.
> 
> Additionally, this patch does not support changing the duplex mode.
> So speeds like 10M, 100M are not configurable using this method.
> 
> Signed-off-by: Dengdui Huang <huangdengdui at huawei.com>