[Mellanox] Add common sai.profile per asic and asic_detect.sh script

device/mellanox/x86_64-nvidia_sn5640-r0/Mellanox-SN5640-C448O16/sai.profile

@@ -1,3 +1,2 @@
 SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/sai_5640_448x100g_16x400g.xml
 SAI_KEY_SPC5_LOSSY_SCHEDULING=1
-SAI_DEFAULT_SWITCHING_MODE_STORE_FORWARD=1

device/mellanox/x86_64-nvidia_sn5640-r0/Mellanox-SN5640-C512S2/sai.profile

@@ -1,3 +1,2 @@
 SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/sai_5640_512x100g.xml
 SAI_KEY_SPC5_LOSSY_SCHEDULING=1
-SAI_DEFAULT_SWITCHING_MODE_STORE_FORWARD=1

device/mellanox/x86_64-nvidia_sn5640_simx-r0/ACS-SN5640/sai.profile

@@ -1,4 +1,2 @@
 SAI_INIT_CONFIG_FILE=/usr/share/sonic/hwsku/sai_5640.xml
 SAI_KEY_SPC5_LOSSY_SCHEDULING=1
-SAI_DEFAULT_SWITCHING_MODE_STORE_FORWARD=1
-

files/build_templates/docker_image_ctl.j2

@@ -682,6 +682,7 @@ start() {
         -v /tmp/nv-syncd-shared/:/tmp \
         -v /dev/shm:/dev/shm:rw \
         -v /var/log/sai_failure_dump:/var/log/sai_failure_dump:rw \
+        -v /usr/bin/asic_detect:/usr/bin/asic_detect:rw \
         -e SX_API_SOCKET_FILE=/var/run/sx_sdk/sx_api.sock \
 {%- elif docker_container_name == "pmon" %}
         -v /var/run/hw-management:/var/run/hw-management:rw \
@@ -697,6 +698,11 @@ start() {
 {%- endif %}
 {%- endif %}
 {%- endif %}
+{%- if sonic_asic_platform == "nvidia-bluefield" %}
+{%- if docker_container_name == "syncd" %}
+        -v /usr/bin/asic_detect:/usr/bin/asic_detect:rw \
+{%- endif %}
+{%- endif %}
 {%- if sonic_asic_platform == "broadcom" %}
 {%- if docker_container_name == "syncd" %}
         --shm-size=${SYNCD_SHM_SIZE:-512m} \

files/build_templates/sonic_debian_extension.j2

@@ -1095,6 +1095,8 @@ sudo cp platform/mellanox/cmis_host_mgmt/cmis_host_mgmt.py $FILESYSTEM_ROOT/usr/
 sudo chmod 755 $FILESYSTEM_ROOT/usr/bin/cmis_host_mgmt.py
 j2 platform/mellanox/mlnx-fw-upgrade.j2 | sudo tee $FILESYSTEM_ROOT/usr/bin/mlnx-fw-upgrade.sh
 sudo chmod 755 $FILESYSTEM_ROOT/usr/bin/mlnx-fw-upgrade.sh
+sudo cp -r platform/mellanox/asic_detect $FILESYSTEM_ROOT/usr/bin/asic_detect
+sudo chmod -R 777 $FILESYSTEM_ROOT/usr/bin/asic_detect/
 
 # Install mlnx-sonic-platform Python 3 package
 install_pip_package {{mlnx_platform_api_py3_wheel_path}}
@@ -1131,6 +1133,8 @@ done
 sudo install -m 755 platform/nvidia-bluefield/byo/sonic-byo.py $FILESYSTEM_ROOT/usr/bin/sonic-byo.py
 SONIC_PLATFORM={{sonic_asic_platform}} j2 platform/mellanox/mlnx-fw-upgrade.j2 | sudo tee $FILESYSTEM_ROOT/usr/bin/mlnx-fw-upgrade.sh
 sudo chmod 755 $FILESYSTEM_ROOT/usr/bin/mlnx-fw-upgrade.sh
+sudo cp -r platform/mellanox/asic_detect $FILESYSTEM_ROOT/usr/bin/asic_detect
+sudo chmod -R 777 $FILESYSTEM_ROOT/usr/bin/asic_detect/
 
 install_pip_package {{platform_api_py3_wheel_path}}
 

platform/mellanox/asic_detect/asic_detect.sh

@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+#
+# SPDX-FileCopyrightText: NVIDIA CORPORATION & AFFILIATES
+# Copyright (c) 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.
+#
+
+SUCCESS_CODE=0
+RC=-1
+
+if [[ -f "/usr/bin/asic_detect/asic_type" ]]; then
+    cat /usr/bin/asic_detect/asic_type
+    exit $SUCCESS_CODE
+fi
+
+# make sure that DEVICE_DICT keys are the same as values in DEVICE_ORDER
+declare -A DEVICE_DICT=(
+    ["cb84"]="spc1"
+    ["cf6c"]="spc2"
+    ["cf70"]="spc3"
+    ["cf80"]="spc4"
+    ["cf82"]="spc5"
+    ["a2dc"]="bf3"
+)
+TYPE_UNKNOWN="unknown"
+VENDOR_ID="15b3"
+DEVICE_TYPE=$TYPE_UNKNOWN
+
+# bf3 should be the last device in the list
+DEVICE_ORDER=("cb84" "cf6c" "cf70" "cf80" "cf82" "a2dc")
+
+lspci_output=$(lspci -n 2>/dev/null)
+if [[ -n "$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]}"
+            RC=$SUCCESS_CODE
+            break
+        fi
+    done
+    if [[ -n "$DEVICE_TYPE" ]]; then
+        echo "$DEVICE_TYPE" | tee >( [[ "$DEVICE_TYPE" != "$TYPE_UNKNOWN" ]] && cat > /usr/bin/asic_detect/asic_type )
+    fi
+    exit $RC
+fi

platform/mellanox/docker-syncd-mlnx/Dockerfile.j2

@@ -71,7 +71,7 @@ COPY ["critical_processes", "/etc/supervisor/"]
 COPY ["platform_syncd_dump.sh", "/usr/bin/"]
 
 RUN mkdir -p /etc/mlnx/
-COPY ["sai-common.profile", "/etc/mlnx/"]
+COPY sai-*.profile /etc/mlnx/
 
 RUN mkdir -p /etc/supervisor/conf.d/
 RUN sonic-cfggen -a "{\"ENABLE_ASAN\":\"{{ENABLE_ASAN}}\"}" -t /usr/share/sonic/templates/supervisord.conf.j2 > /etc/supervisor/conf.d/supervisord.conf

platform/mellanox/docker-syncd-mlnx/sai-spc2.profile

@@ -0,0 +1 @@
+SAI_MIRROR_SESSION_HW_ID_RESERVATION=7

platform/mellanox/docker-syncd-mlnx/sai-spc3.profile

@@ -0,0 +1 @@
+SAI_MIRROR_SESSION_HW_ID_RESERVATION=7

platform/mellanox/docker-syncd-mlnx/sai-spc4.profile

@@ -0,0 +1 @@
+SAI_MIRROR_SESSION_HW_ID_RESERVATION=7

platform/mellanox/docker-syncd-mlnx/sai-spc5.profile

@@ -0,0 +1,2 @@
+SAI_MIRROR_SESSION_HW_ID_RESERVATION=7
+SAI_DEFAULT_SWITCHING_MODE_STORE_FORWARD=1

platform/mellanox/mlnx-fw-upgrade.j2

@@ -204,7 +204,7 @@ function UnlockStateChange() {
 }
 
 function GetMstDeviceType() {
-    local -r asic_type=$(GetAsicType)
+    local -r asic_type=$(/usr/bin/asic_detect/asic_detect.sh)
 
     case $asic_type in
     ${SPC1_ASIC}|${SPC2_ASIC}|${SPC3_ASIC}|${SPC4_ASIC})
@@ -249,48 +249,6 @@ function WaitForDevice() {
     LogInfo "${DEVICE_TYPE} ASIC successfully detected at ${SPC_MST_DEV}"
 }
 
-function GetAsicType() {
-    local -r VENDOR_ID="15b3"
-
-    local -r SPC1_PRODUCT_ID="cb84"
-    local -r SPC2_PRODUCT_ID="cf6c"
-    local -r SPC3_PRODUCT_ID="cf70"
-    local -r SPC4_PRODUCT_ID="cf80"
-    local -r BF3_PRODUCT_ID="a2dc"
-
-    local -i QUERY_RETRY_COUNT="0"
-    local -i QUERY_RETRY_COUNT_MAX="10"
-    local pcitree=$(lspci -n 2>/dev/null)
-    ERROR_CODE="$?"
-
-    while [[ ("${QUERY_RETRY_COUNT}" -lt "QUERY_RETRY_COUNT_MAX") && ("${ERROR_CODE}" != "${EXIT_SUCCESS}") ]]; do
-        sleep 1s
-        ((QUERY_RETRY_COUNT++))
-        pcitree=$(lspci -n 2>/dev/null)
-        ERROR_CODE="$?"
-    done
-
-    if echo $pcitree | grep "${VENDOR_ID}:${SPC1_PRODUCT_ID}" &>/dev/null; then
-        echo "${SPC1_ASIC}"
-        exit "${EXIT_SUCCESS}"
-    elif echo $pcitree | grep "${VENDOR_ID}:${SPC2_PRODUCT_ID}" &>/dev/null; then
-        echo "${SPC2_ASIC}"
-        exit "${EXIT_SUCCESS}"
-    elif echo $pcitree | grep "${VENDOR_ID}:${SPC3_PRODUCT_ID}" &>/dev/null; then
-        echo "${SPC3_ASIC}"
-        exit "${EXIT_SUCCESS}"
-    elif echo $pcitree | grep "${VENDOR_ID}:${SPC4_PRODUCT_ID}" &>/dev/null; then
-        echo "${SPC4_ASIC}"
-        exit "${EXIT_SUCCESS}"
-    elif echo $pcitree | grep "${VENDOR_ID}:${BF3_PRODUCT_ID}" &>/dev/null; then
-        echo "${BF3_NIC}"
-        exit "${EXIT_SUCCESS}"
-    fi
-
-    echo "${UNKN_ASIC}"
-    exit "${EXIT_FAILURE}"
-}
-
 function GetSPCMstDevice() {
     local _DEVICE_TYPE=$(GetMstDeviceType)
     local _MST_DEVICE=$(${QUERY_XML} | xmlstarlet sel -t -m "//Device[contains(@type,'${_DEVICE_TYPE}')]" -v @pciName | head -n 1)
@@ -412,7 +370,7 @@ function GetAvailableFwVersion() {
 function UpgradeFW() {
     local -r _FW_BIN_PATH="$1"
 
-    local -r _ASIC_TYPE="$(GetAsicType)"
+    local -r _ASIC_TYPE="$(/usr/bin/asic_detect/asic_detect.sh)"
     if [[ "${_ASIC_TYPE}" = "${UNKN_ASIC}" ]]; then
         ExitFailure "failed to detect ASIC type"
     fi

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

@@ -56,4 +56,7 @@ COPY ["supervisord.conf", "/etc/supervisor/conf.d/"]
 COPY ["files/supervisor-proc-exit-listener", "/usr/bin"]
 COPY ["critical_processes", "/etc/supervisor/"]
 
+RUN mkdir -p /etc/mlnx/
+COPY sai-*.profile /etc/mlnx/
+
 ENTRYPOINT ["/usr/local/bin/supervisord"]

platform/nvidia-bluefield/installer/install.sh.j2

@@ -246,6 +246,8 @@ if [[ $SKIP_FIRMWARE_UPGRADE != "true" ]]; then
 
 	ex mst start
 
+        cp -R $sonic_fs_mountpoint/usr/bin/asic_detect/ /usr/bin/
+
 	if function_exists bfb_pre_fw_install; then
 		log "Running bfb_pre_fw_install from bf.cfg"
 		bfb_pre_fw_install