[Nvidia-bluefield] Support for Standalone DPU in nvidia bluefield platform

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/Nvidia-9009d3b400CCEA/context_config.json

@@ -0,0 +1,21 @@
+{
+    "CONTEXTS": [
+        {
+            "guid" : 0,
+            "name" : "syncd0",
+            "dbAsic" : "ASIC_DB",
+            "dbCounters" : "COUNTERS_DB",
+            "dbFlex": "FLEX_COUNTER_DB",
+            "dbState" : "STATE_DB",
+            "zmq_enable": true,
+            "zmq_endpoint": "tcp://127.0.0.1:5555",
+            "zmq_ntf_endpoint": "tcp://127.0.0.1:5556",
+            "switches": [
+                {
+                    "index" : 0,
+                    "hwinfo" : ""
+                }
+            ]
+        }
+    ]
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/Nvidia-9009d3b400CCEA/hwsku.json

@@ -0,0 +1,10 @@
+{
+    "interfaces": {
+        "Ethernet0": {
+            "default_brkout_mode": "1x200G"
+        },
+        "Ethernet4": {
+            "default_brkout_mode": "1x200G"
+        }
+    }
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/Nvidia-9009d3b400CCEA/port_config.ini

@@ -0,0 +1,20 @@
+##
+## SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
+## Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+## SPDX-License-Identifier: Apache-2.0
+##
+## Licensed under the Apache License, Version 2.0 (the "License");
+## you may not use this file except in compliance with the License.
+## You may obtain a copy of the License at
+##
+## http://www.apache.org/licenses/LICENSE-2.0
+##
+## Unless required by applicable law or agreed to in writing, software
+## distributed under the License is distributed on an "AS IS" BASIS,
+## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+## See the License for the specific language governing permissions and
+## limitations under the License.
+##
+# name          lanes               alias     index
+Ethernet0       0,1,2,3             etp1      1
+Ethernet4       4,5,6,7             etp2      2

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/Nvidia-9009d3b400CCEA/sai.profile

@@ -0,0 +1,5 @@
+SAI_DUMP_STORE_PATH=/var/log/bluefield/sdk-dumps
+SAI_DUMP_STORE_AMOUNT=10
+DASH_ACL_DEFAULT_RULE_ACTION=permit
+PORT_LAYOUT=2x200G
+HAIRPIN=false

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/default_sku

@@ -0,0 +1 @@
+Nvidia-9009d3b400CCEA appliance

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/installer.conf

@@ -0,0 +1,2 @@
+GRUB_CMDLINE_LINUX="console=ttyAMA1 console=hvc0 console=ttyAMA0 earlycon=pl011,0x13010000 quiet"
+ONIE_PLATFORM_EXTRA_CMDLINE_LINUX="isolcpus=2-6 nohz_full=2-6 rcu_nocbs=2-6"

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/pcie.yaml

@@ -0,0 +1,53 @@
+- bus: '00'
+  dev: '00'
+  fn: '0'
+  id: a2db
+  name: 'PCI bridge: Mellanox Technologies MT43244 BlueField-3 SoC Crypto disabled
+    (rev 01)'
+- bus: '01'
+  dev: '00'
+  fn: '0'
+  id: 197b
+  name: 'PCI bridge: Mellanox Technologies MT43244 Family [BlueField-3 SoC PCIe Bridge]
+    (rev 01)'
+- bus: '02'
+  dev: '00'
+  fn: '0'
+  id: 197b
+  name: 'PCI bridge: Mellanox Technologies MT43244 Family [BlueField-3 SoC PCIe Bridge]
+    (rev 01)'
+- bus: '02'
+  dev: '03'
+  fn: '0'
+  id: 197b
+  name: 'PCI bridge: Mellanox Technologies MT43244 Family [BlueField-3 SoC PCIe Bridge]
+    (rev 01)'
+- bus: '03'
+  dev: '00'
+  fn: '0'
+  id: a2dc
+  name: 'Ethernet controller: Mellanox Technologies MT43244 BlueField-3 integrated
+    ConnectX-7 network controller (rev 01)'
+- bus: '03'
+  dev: '00'
+  fn: '1'
+  id: a2dc
+  name: 'Ethernet controller: Mellanox Technologies MT43244 BlueField-3 integrated
+    ConnectX-7 network controller (rev 01)'
+- bus: '04'
+  dev: '00'
+  fn: '0'
+  id: 197b
+  name: 'PCI bridge: Mellanox Technologies MT43244 Family [BlueField-3 SoC PCIe Bridge]
+    (rev 01)'
+- bus: '05'
+  dev: '00'
+  fn: '0'
+  id: 197b
+  name: 'PCI bridge: Mellanox Technologies MT43244 Family [BlueField-3 SoC PCIe Bridge]
+    (rev 01)'
+- bus: '06'
+  dev: '00'
+  fn: '0'
+  id: '0001'
+  name: 'Non-Volatile memory controller: KIOXIA Corporation Device 0001'

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/platform.json

@@ -0,0 +1,38 @@
+{
+    "chassis": {
+        "name": "Nvidia-9009d3b400CCEA",
+        "components": [],
+        "fans": [],
+        "fan_drawers": [],
+        "psus": [],
+        "thermals": [],
+        "sfps": [
+            {
+                "name": "Ethernet0"
+            },
+            {
+                "name": "Ethernet4"
+            }
+        ]
+    },
+    "interfaces": {
+        "Ethernet0": {
+            "index": "1,1,1,1",
+            "lanes": "0,1,2,3",
+            "breakout_modes": {
+                "1x200G": ["etp1"]
+            }
+        },
+        "Ethernet4": {
+            "index": "2,2,2,2",
+            "lanes": "4,5,6,7",
+            "breakout_modes": {
+                "1x200G": ["etp2"]
+            }
+        }
+    },
+    "APPLIANCE_DPU": "",
+    "SKIP_FW_UPDATE": "",
+    "SELF_REBOOT": "",
+    "HUGEPAGES": "4096"
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/platform_asic

@@ -0,0 +1 @@
+nvidia-bluefield

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/pmon_daemon_control.json

@@ -0,0 +1,7 @@
+{
+    "skip_ledd": true,
+    "skip_psud": true,
+    "skip_fancontrol": true,
+    "skip_chassisd": true,
+    "skip_ycabled": true
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b400ccea/system_health_monitoring_config.json

@@ -0,0 +1,6 @@
+{
+    "services_to_ignore": [],
+    "devices_to_ignore": ["psu", "fan"],
+    "user_defined_checkers": ["python3 -m sonic_platform.throttling_checks.cpu_check", "python3 -m sonic_platform.throttling_checks.ddr_check"],
+    "polling_interval": 60
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b600cvaa/Nvidia-9009d3b600CVAA/context_config.json

@@ -0,0 +1,21 @@
+{
+    "CONTEXTS": [
+        {
+            "guid" : 0,
+            "name" : "syncd0",
+            "dbAsic" : "ASIC_DB",
+            "dbCounters" : "COUNTERS_DB",
+            "dbFlex": "FLEX_COUNTER_DB",
+            "dbState" : "STATE_DB",
+            "zmq_enable": true,
+            "zmq_endpoint": "tcp://127.0.0.1:5555",
+            "zmq_ntf_endpoint": "tcp://127.0.0.1:5556",
+            "switches": [
+                {
+                    "index" : 0,
+                    "hwinfo" : ""
+                }
+            ]
+        }
+    ]
+}

device/nvidia-bluefield/arm64-nvda_bf-9009d3b600cvaa/platform.json

@@ -32,5 +32,8 @@
                 "1x200G": ["etp2"]
             }
         }
-    }
+    },
+    "APPLIANCE_DPU": "",
+    "SELF_REBOOT": "",
+    "SKIP_FW_UPDATE": ""
 }

device/nvidia-bluefield/arm64-nvda_bf-9009d3b600svaa/platform.json

@@ -32,5 +32,7 @@
                 "1x200G": ["etp2"]
             }
         }
-    }
+    },
+    "SKIP_FW_UPDATE": "",
+    "SELF_REBOOT": ""
 }

platform/mellanox/asic_detect/asic_detect.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 #
 # SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
-# Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# Copyright (c) 2025-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 # SPDX-License-Identifier: Apache-2.0
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -64,7 +64,7 @@ if [[ -n "$lspci_output" ]]; then
     for key in "${DEVICE_ORDER[@]}"; do
         if echo "$lspci_output" | grep "$VENDOR_ID:$key" &>/dev/null; then
             DEVICE_TYPE="${DEVICE_DICT[$key]}"
-            DEVICE_PCI_ID=$(echo "$lspci_output" | grep "$VENDOR_ID:$key" | awk '{print $1}')
+            DEVICE_PCI_ID=$(echo "$lspci_output" | grep "$VENDOR_ID:$key" | awk '{print $1}' | head -n 1)
             RC=$SUCCESS_CODE
             break
         fi

platform/nvidia-bluefield/bluefield-platform-modules/udev/82-net-setup-link.rules

@@ -1,2 +1,3 @@
 SUBSYSTEM=="net", ACTION=="add", DEVPATH=="/devices/pci0000:00/0000:00:00.0/0000:01:00.0/0000:02:00.0/0000:03:00.0/net/e*", ATTR{phys_port_name}=="p0", NAME="Ethernet0"
+SUBSYSTEM=="net", ACTION=="add", DEVPATH=="/devices/pci0000:00/0000:00:00.0/0000:01:00.0/0000:02:00.0/0000:03:00.1/net/e*", ATTR{phys_port_name}=="p1", NAME="Ethernet4"
 SUBSYSTEM=="net", ACTION=="add", DEVPATH=="/devices/pci0000:00/0000:00:00.0/0000:01:00.0/0000:02:00.0/0000:03:00.0/net/e*", ATTR{phys_port_name}=="c1pf0", NAME="eth0-midplane", RUN+="/usr/bin/bfnet.sh configure-midplane-iface"

platform/nvidia-bluefield/docker-syncd-bluefield/Dockerfile.j2

@@ -56,6 +56,7 @@ RUN apt-get clean -y && \
     rm -rf /debs
 
 COPY ["supervisord.conf", "/etc/supervisor/conf.d/"]
+COPY ["files/syncd_init_bf_platform.sh", "/usr/bin/"]
 COPY ["critical_processes", "/etc/supervisor/"]
 
 RUN mkdir -p /etc/mlnx/

platform/nvidia-bluefield/files/syncd_init_bf_platform.sh

@@ -0,0 +1,71 @@
+#
+# SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
+# Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+configure_syncd_init_common() {
+    # Read MAC addresses
+    base_mac="$(echo $SYNCD_VARS | jq -r '.mac')"
+    hwsku=$(sonic-cfggen -d -v 'DEVICE_METADATA["localhost"]["hwsku"]')
+    platform=$(sonic-cfggen -d -v 'DEVICE_METADATA["localhost"]["platform"]')
+    single_port=$([[ $hwsku == *"-com-dpu" ]] && echo true || echo false)
+    eth0_mac=$(cat /sys/class/net/Ethernet0/address)
+
+    cp $HWSKU_DIR/sai.profile /tmp/sai-temp.profile
+
+    echo >> /tmp/sai-temp.profile
+
+    DEVICE_TYPE=$(/usr/bin/asic_detect/asic_detect.sh)
+    if [[ $? -eq 0 ]]; then
+        ASIC_PROFILE_FILE="sai-${DEVICE_TYPE}.profile"
+        ASIC_PROFILE_PATH="/etc/mlnx/${ASIC_PROFILE_FILE}"
+        if [ -f "$ASIC_PROFILE_PATH" ]; then
+            cat "$ASIC_PROFILE_PATH" >> /tmp/sai-temp.profile
+            echo >> /tmp/sai-temp.profile
+        fi
+    else
+        echo "Warning: ASIC is not detected..."
+    fi
+
+    # keep only the first occurence of each prefix with '=' sign, and remove the others.
+    awk -F= '!seen[$1]++' /tmp/sai-temp.profile > /tmp/sai.profile
+    rm -f /tmp/sai-temp.profile
+
+    # Update sai.profile with MAC_ADDRESS
+    echo "DEVICE_MAC_ADDRESS=$base_mac" >> /tmp/sai.profile
+    echo "PORT_1_MAC_ADDRESS=$eth0_mac" >> /tmp/sai.profile
+
+    CMD_ARGS+=" -l -p /tmp/sai.profile -w 180000000"
+
+    SDK_DUMP_PATH=$(cat /tmp/sai.profile | grep "SAI_DUMP_STORE_PATH" | cut -d = -f2)
+    if [ ! -d "$SDK_DUMP_PATH" ]; then
+        mkdir -p "$SDK_DUMP_PATH"
+    fi
+
+    platform_json_path="/usr/share/sonic/platform/platform.json"
+
+    hugepages=$(jq -r '.HUGEPAGES' $platform_json_path)
+    if [ -z "$hugepages" ]; then
+        hugepages=9216
+    fi
+
+    echo $hugepages > /sys/kernel/mm/hugepages/hugepages-2048kB/nr_hugepages
+
+    mkdir -p /mnt/huge
+    mount -t hugetlbfs pagesize=1GB /mnt/huge
+
+    ethtool -A Ethernet0 rx off tx off
+}