3 files changed, 6 insertions(+), 3 deletions(-)

M ip/ipifc.c
M pc/archgeneric.c
M port/devcons.c

@@ 329,6 329,9 @@ ipifcadd(Ipifc *ifc, char **argv, int argc)
 	int i, type, mtu;
 	Fs *f;
 
+	if(ifc->m == nil)
+		return "ipifc not yet bound to device";
+
 	f = ifc->conv->p->f;
 
 	memset(ip, 0, IPaddrlen);

@@ 86,8 86,8 @@ static X86type x86amd[] =
 	{ 5,	1,	23,	"AMD-K5", },	/* guesswork */
 	{ 5,	2,	23,	"AMD-K5", },	/* guesswork */
 	{ 5,	3,	23,	"AMD-K5", },	/* guesswork */
-	{ 5,	6,	23,	"AMD-K6", },	/* guesswork */
-	{ 5,	7,	23,	"AMD-K6", },	/* guesswork */
+	{ 5,	6,	11,	"AMD-K6", },	/* determined by trial and error */
+	{ 5,	7,	11,	"AMD-K6", },	/* determined by trial and error */
 	{ 5,	8,	23,	"AMD-K6 3D", },	/* guesswork */
 	{ 5,	9,	23,	"AMD-K6 3D+", },/* guesswork */
 

@@ 903,7 903,7 @@ static struct
 	Rendez	producer;
 	Rendez	consumer;
 	ulong	randomcount;
-	uchar	buf[4096];
+	uchar	buf[1024];
 	uchar	*ep;
 	uchar	*rp;
 	uchar	*wp;