From 382abccf277ff1323b0f2d2aecdad9a74175ad09 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Sat, 17 Sep 2016 14:06:03 +0200
Subject: nusb/ether: multicast and promisc support for rtl8150 (url)

---
 sys/src/cmd/nusb/ether/url.c | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/sys/src/cmd/nusb/ether/url.c b/sys/src/cmd/nusb/ether/url.c
index a411c6d4d..42c2d6ea2 100644
--- a/sys/src/cmd/nusb/ether/url.c
+++ b/sys/src/cmd/nusb/ether/url.c
@@ -300,6 +300,37 @@ urltransmit(Dev *ep, Block *b)
 	freeb(b);
 }
 
+static int
+urlpromiscuous(Dev *d, int on)
+{
+	int r;
+
+	r = csr16r(d, Rcr);
+	if(on)
+		r |= Aam|Aap;
+	else {
+		r &= ~Aap;
+		if(nmulti == 0)
+			r &= ~Aam;
+	}
+	return csr16w(d, Rcr, r);
+}
+
+static int
+urlmulticast(Dev *d, uchar*, int)
+{
+	int r;
+
+	r = csr16r(d, Rcr);
+	if(nmulti)
+		r |= Aam;
+	else {
+		if(nprom == 0)
+			r &= ~Aam;
+	}
+	return csr16w(d, Rcr, r);
+}
+
 int
 urlinit(Dev *d)
 {
@@ -325,5 +356,8 @@ urlinit(Dev *d)
 
 	epreceive = urlreceive;
 	eptransmit = urltransmit;
+	eppromiscuous = urlpromiscuous;
+	epmulticast = urlmulticast;
+
 	return 0;
 }
-- 
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