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From: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
To: dev@dpdk.org
Cc: Yogesh Jangra <yogesh.jangra@intel.com>
Subject: [PATCH V2 21/21] net/softnic: update the default device program
Date: Fri, 26 Aug 2022 13:17:37 +0000
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Update the default device program.
Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Yogesh Jangra <yogesh.jangra@intel.com>
---
drivers/net/softnic/firmware.cli | 51 ++++++++++++++++++++----------
drivers/net/softnic/firmware.spec | 19 +++++++++++
drivers/net/softnic/firmware_rx.io | 30 ++++++++++++++++++
drivers/net/softnic/firmware_tx.io | 30 ++++++++++++++++++
4 files changed, 114 insertions(+), 16 deletions(-)
create mode 100644 drivers/net/softnic/firmware.spec
create mode 100644 drivers/net/softnic/firmware_rx.io
create mode 100644 drivers/net/softnic/firmware_tx.io
diff --git a/drivers/net/softnic/firmware.cli b/drivers/net/softnic/firmware.cli
index 300cf6e33f..7d2c1aad21 100644
--- a/drivers/net/softnic/firmware.cli
+++ b/drivers/net/softnic/firmware.cli
@@ -1,21 +1,40 @@
; SPDX-License-Identifier: BSD-3-Clause
-; Copyright(c) 2018 Intel Corporation
+; Copyright(c) 2022 Intel Corporation
-link LINK dev 0000:02:00.0
+# Example command line for the DPDK test-pmd application. Out of the 3 application cores (see the
+# -c <core_mask> argument), core 0 is running the control thread doing configuration and CLI, core 1
+# is running the forwarding thread, and core 2 is setup as service core (see the -s <core_mask>
+# argument) for the purpose of running the Soft NIC device:
+#
+# ./build/app/dpdk-testpmd -c 7 -s 4 --vdev 'net_softnic0,firmware=./drivers/net/softnic/firmware.cli,cpu_id=0,conn_port=8086' -- -i
+#
+# Commands from within the DPDK test-pmd application:
+#
+# testpmd> set portlist <softnic_port_id>
+# testpmd> show config fwd
+# testpmd> start
+#
+# To setup the CLI prompt to the Soft NIC device, the DPDK test-pmd application needs to be modified
+# to call the rte_pmd_softnic_manage() function. Once the Soft NIC device is started, the command to
+# get the CLI prompt is:
+#
+# telnet 0.0.0.0 8086
-pipeline RX period 10 offset_port_id 0
-pipeline RX port in bsz 32 link LINK rxq 0
-pipeline RX port out bsz 32 swq RXQ0
-pipeline RX table match stub
-pipeline RX port in 0 table 0
-pipeline RX table 0 rule add match default action fwd port 0
+;
+; Pipeline code generation & shared object library build.
+;
+pipeline codegen ./drivers/net/softnic/firmware.spec /tmp/firmware.c
+pipeline libbuild /tmp/firmware.c /tmp/firmware.so
-pipeline TX period 10 offset_port_id 0
-pipeline TX port in bsz 32 swq TXQ0
-pipeline TX port out bsz 32 link LINK txq 0
-pipeline TX table match stub
-pipeline TX port in 0 table 0
-pipeline TX table 0 rule add match default action fwd port 0
+;
+; List of pipelines.
+;
+pipeline RX build lib /tmp/firmware.so io ./drivers/net/softnic/firmware_rx.io numa 0
+pipeline TX build lib /tmp/firmware.so io ./drivers/net/softnic/firmware_tx.io numa 0
-thread 1 pipeline RX enable
-thread 1 pipeline TX enable
+;
+; Pipelines-to-threads mapping. For the Soft NIC devices, the pipelines can be mapped to any of the
+; application service cores (see the -s <core_mask> argument):
+;
+thread 2 pipeline RX enable
+thread 2 pipeline TX enable
diff --git a/drivers/net/softnic/firmware.spec b/drivers/net/softnic/firmware.spec
new file mode 100644
index 0000000000..106caae735
--- /dev/null
+++ b/drivers/net/softnic/firmware.spec
@@ -0,0 +1,19 @@
+; SPDX-License-Identifier: BSD-3-Clause
+; Copyright(c) 2022 Intel Corporation
+
+//
+// Meta-data.
+//
+struct metadata_t {
+ bit<32> port
+}
+
+metadata instanceof metadata_t
+
+//
+// Pipeline.
+//
+apply {
+ rx m.port
+ tx m.port
+}
diff --git a/drivers/net/softnic/firmware_rx.io b/drivers/net/softnic/firmware_rx.io
new file mode 100644
index 0000000000..9baa4612b1
--- /dev/null
+++ b/drivers/net/softnic/firmware_rx.io
@@ -0,0 +1,30 @@
+; SPDX-License-Identifier: BSD-3-Clause
+; Copyright(c) 2022 Intel Corporation
+
+;
+; Pipeline input ports.
+;
+; Syntax:
+;
+; port in <port_id> ethdev <ethdev_name> rxq <queue_id> bsz <burst_size>
+; port in <port_id> ring <ring_name> bsz <burst_size>
+; port in <port_id> source mempool <mempool_name> file <file_name> loop <n_loops> packets <n_pkts_max>
+; port in <port_id> fd <file_descriptor> mtu <mtu> mempool <mempool_name> bsz <burst_size>
+;
+; Note: Customize the parameters below to match your setup.
+;
+port in 0 ethdev 0000:18:00.0 rxq 0 bsz 32
+
+;
+; Pipeline output ports.
+;
+; Syntax:
+;
+; port out <port_id> ethdev <ethdev_name> txq <queue_id> bsz <burst_size>
+; port out <port_id> ring <ring_name> bsz <burst_size>
+; port out <port_id> sink file <file_name> | none
+; port out <port_id> fd <file_descriptor> bsz <burst_size>
+;
+; Note: Customize the parameters below to match your setup.
+;
+port out 0 ring RXQ0 bsz 32
diff --git a/drivers/net/softnic/firmware_tx.io b/drivers/net/softnic/firmware_tx.io
new file mode 100644
index 0000000000..4c4608b105
--- /dev/null
+++ b/drivers/net/softnic/firmware_tx.io
@@ -0,0 +1,30 @@
+; SPDX-License-Identifier: BSD-3-Clause
+; Copyright(c) 2022 Intel Corporation
+
+;
+; Pipeline input ports.
+;
+; Syntax:
+;
+; port in <port_id> ethdev <ethdev_name> rxq <queue_id> bsz <burst_size>
+; port in <port_id> ring <ring_name> bsz <burst_size>
+; port in <port_id> source mempool <mempool_name> file <file_name> loop <n_loops> packets <n_pkts_max>
+; port in <port_id> fd <file_descriptor> mtu <mtu> mempool <mempool_name> bsz <burst_size>
+;
+; Note: Customize the parameters below to match your setup.
+;
+port in 0 ring TXQ0 bsz 32
+
+;
+; Pipeline output ports.
+;
+; Syntax:
+;
+; port out <port_id> ethdev <ethdev_name> txq <queue_id> bsz <burst_size>
+; port out <port_id> ring <ring_name> bsz <burst_size>
+; port out <port_id> sink file <file_name> | none
+; port out <port_id> fd <file_descriptor> bsz <burst_size>
+;
+; Note: Customize the parameters below to match your setup.
+;
+port out 0 ethdev 0000:18:00.0 txq 0 bsz 32
--
2.34.1