From 2eede1f363b485a9b2b49ac097b9a24256716c8b Mon Sep 17 00:00:00 2001 From: Joe Hershberger Date: Sun, 22 Mar 2015 17:09:19 -0500 Subject: 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: Joe Hershberger Reviewed-by: Simon Glass --- drivers/net/sandbox.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'drivers/net/sandbox.c') diff --git a/drivers/net/sandbox.c b/drivers/net/sandbox.c index cb69a95d97f..db115d0339f 100644 --- a/drivers/net/sandbox.c +++ b/drivers/net/sandbox.c @@ -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; -- cgit v1.2.3