ethernet/ti/cpsw.rst

51     |  Target board:     | 0  | t |--+  |0 | 18:03:73:66:87:42 -i eth0 \|
62 					|0 | 20:cf:30:85:7d:fd -i eth0 \|
86     | | Eth0          |  | Eth0          |  | Eth0 | | Eth1 |          | s
120     | | |      |      |      |  | Eth0.100         |  |     Eth1     | |
150 	// Add 4 tx queues, for interface Eth0, and 1 tx queue for Eth1
151 	$ ethtool -L eth0 rx 1 tx 5
157 	$ ethtool -l eth0
158 	Channel parameters for eth0:
176 	$ echo 40 > /sys/class/net/eth0/queues/tx-0/tx_maxrate
177 	$ echo 20 > /sys/class/net/eth0/queues/tx-1/tx_maxrate
182 	$ cat /sys/class/net/eth0/queues/tx-*/tx_maxrate
195 	$ tc qdisc replace dev eth0 handle 100: parent root mqprio num_tc 3 \
202 	// with traffic from interface Eth0, so use separate txq to send
211 	$ tc -g class show dev eth0
232 	$ tc qdisc add dev eth0 parent 100:1 cbs locredit -1438 \
234 	net eth0: set FIFO3 bw = 50
240 	$ tc qdisc add dev eth0 parent 100:2 cbs locredit -1468 \
242 	net eth0: set FIFO2 bw = 30
247 	$ ip link add link eth0 name eth0.100 type vlan id 100
249 	8021q: adding VLAN 0 to HW filter on device eth0
251 	net eth0: Adding vlanid 100 to vlan filter
256 	$ ip link set eth0.100 type vlan \
262 	$ cat /proc/net/vlan/eth0.100
272 	./tsn_talker -d 18:03:73:66:87:42 -i eth0.100 -p3 -s 1500&
273 	./tsn_talker -d 18:03:73:66:87:42 -i eth0.100 -p2 -s 1500&
297 	$ ip link del eth0.100
299 	$ tc qdisc del dev eth0 root
300 	net eth0: Prev FIFO2 is shaped
301 	net eth0: set FIFO3 bw = 0
302 	net eth0: set FIFO2 bw = 0
303 	$ ethtool -L eth0 rx 1 tx 1
317     | | Eth0     |  | Eth0     |  |   |  |  | Eth1     |  | Eth1     | | s
380 	// Add 8 tx queues, for interface Eth0, but they are common, so are accessed
381 	// by two interfaces Eth0 and Eth1.
388 	$ ethtool -l eth0
389 	Channel parameters for eth0:
403 	// TX queues must be rated starting from 0, so set bws for tx0 and tx1 for Eth0
405 	// for Eth0 and 30 and 10 Mb/s for Eth1.
408 	$ echo 40 > /sys/class/net/eth0/queues/tx-0/tx_maxrate
409 	$ echo 20 > /sys/class/net/eth0/queues/tx-1/tx_maxrate
416 	$ cat /sys/class/net/eth0/queues/tx-*/tx_maxrate
428 	// Map skb->priority to traffic class for Eth0:
432 	$ tc qdisc replace dev eth0 handle 100: parent root mqprio num_tc 3 \
438 	$ tc -g class show dev eth0
451 	// Set rate for class A - 41 Mbit (tc0, txq0) using CBS Qdisc for Eth0
454 	$ tc qdisc add dev eth0 parent 100:1 cbs locredit -1470 \
456 	net eth0: set FIFO3 bw = 50
460 	// Set rate for class B - 21 Mbit (tc1, txq1) using CBS Qdisc for Eth0
461 	$ tc qdisc add dev eth0 parent 100:2 cbs locredit -1470 \
463 	net eth0: set FIFO2 bw = 30
467 	// Create vlan 100 to map sk->priority to vlan qos for Eth0
468 	$ ip link add link eth0 name eth0.100 type vlan id 100
469 	net eth0: Adding vlanid 100 to vlan filter
473 	// Map skb->priority to L2 prio for Eth0.100, one to one
474 	$ ip link set eth0.100 type vlan \
480 	$ cat /proc/net/vlan/eth0.100
550 	./tsn_talker -d 18:03:73:66:87:42 -i eth0.100 -p2 -s 1500&
551 	./tsn_talker -d 18:03:73:66:87:42 -i eth0.100 -p3 -s 1500&
578 	$ ip link del eth0.100
583 	$ tc qdisc del dev eth0 root
584 	net eth0: Prev FIFO2 is shaped
585 	net eth0: set FIFO3 bw = 0
586 	net eth0: set FIFO2 bw = 0
587 	$ ethtool -L eth0 rx 1 tx 1