diff options
| -rw-r--r-- | arch/sandbox/include/asm/eth.h | 15 | ||||
| -rw-r--r-- | drivers/net/sandbox.c | 17 |
2 files changed, 32 insertions, 0 deletions
diff --git a/arch/sandbox/include/asm/eth.h b/arch/sandbox/include/asm/eth.h new file mode 100644 index 0000000000..4b79ede9b9 --- /dev/null +++ b/arch/sandbox/include/asm/eth.h @@ -0,0 +1,15 @@ +/* + * 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 */ diff --git a/drivers/net/sandbox.c b/drivers/net/sandbox.c index cb69a95d97..db115d0339 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; |
