Commit 2eede1f3 authored by Joe Hershberger's avatar Joe Hershberger Committed by Simon Glass
Browse files

sandbox: eth: Add ability to disable ping reply in sandbox eth driver



This is needed to test the netretry functionality (make the command fail
on a sandbox eth device).
Signed-off-by: default avatarJoe Hershberger <joe.hershberger@ni.com>
Reviewed-by: default avatarSimon Glass <sjg@chromium.org>
parent 7d104eab
/*
* Copyright (c) 2015 National Instruments
*
* (C) Copyright 2015
* Joe Hershberger <joe.hershberger@ni.com>
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __ETH_H
#define __ETH_H
void sandbox_eth_disable_response(int index, bool disable);
#endif /* __ETH_H */
......@@ -29,6 +29,19 @@ struct eth_sandbox_priv {
int recv_packet_length;
};
static bool disabled[8] = {false};
/*
* sandbox_eth_disable_response()
*
* index - The alias index (also DM seq number)
* disable - If non-zero, ignore sent packets and don't send mock response
*/
void sandbox_eth_disable_response(int index, bool disable)
{
disabled[index] = disable;
}
static int sb_eth_start(struct udevice *dev)
{
struct eth_sandbox_priv *priv = dev_get_priv(dev);
......@@ -48,6 +61,10 @@ static int sb_eth_send(struct udevice *dev, void *packet, int length)
debug("eth_sandbox: Send packet %d\n", length);
if (dev->seq >= 0 && dev->seq < ARRAY_SIZE(disabled) &&
disabled[dev->seq])
return 0;
if (ntohs(eth->et_protlen) == PROT_ARP) {
struct arp_hdr *arp = packet + ETHER_HDR_SIZE;
......
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