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-rw-r--r--drivers/net/sandbox.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/sandbox.c b/drivers/net/sandbox.c
index cb69a95..db115d0 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;