From 79dadd5b0d2f5e860b525c12d4d3843607b03a9f Mon Sep 17 00:00:00 2001
From: Alexander Allen <arallen@nvidia.com>
Date: Fri, 21 Jan 2022 16:47:19 +0000
Subject: [PATCH] Disable hw-mgmt on SimX platforms

---
 usr/usr/bin/hw-management-ready.sh | 31 ++++++++++++++++--------------
 usr/usr/bin/hw-management.sh       |  9 +++++++++
 2 files changed, 26 insertions(+), 14 deletions(-)

diff --git a/usr/usr/bin/hw-management-ready.sh b/usr/usr/bin/hw-management-ready.sh
index 5a9698c..364f906 100755
--- a/usr/usr/bin/hw-management-ready.sh
+++ b/usr/usr/bin/hw-management-ready.sh
@@ -51,19 +51,22 @@ if [ -d /var/run/hw-management ]; then
 	rm -fr /var/run/hw-management
 fi
 
-case $board_type in
-VMOD0014)
-	while [ ! -d /sys/devices/pci0000:00/0000:00:1f.0/NVSN2201:00/mlxreg-hotplug/hwmon ]
-	do
-		sleep 1
-	done
-	;;
-*)
-	while [ ! -d /sys/devices/platform/mlxplat/mlxreg-hotplug/hwmon ]
-	do
-		sleep 1
-	done
-	;;
-esac
+if [ -z "$(lspci -vvv | grep SimX)" ]; then
+	case $board_type in
+	VMOD0014)
+		while [ ! -d /sys/devices/pci0000:00/0000:00:1f.0/NVSN2201:00/mlxreg-hotplug/hwmon ]
+		do
+			sleep 1
+		done
+		;;
+	*)
+		while [ ! -d /sys/devices/platform/mlxplat/mlxreg-hotplug/hwmon ]
+		do
+			sleep 1
+		done
+		;;
+	esac
+fi
+
 echo "Start Chassis HW management service."
 logger -t hw-management -p daemon.notice "Start Chassis HW management service."
diff --git a/usr/usr/bin/hw-management.sh b/usr/usr/bin/hw-management.sh
index ebfabb0..c0c038e 100755
--- a/usr/usr/bin/hw-management.sh
+++ b/usr/usr/bin/hw-management.sh
@@ -1495,6 +1495,13 @@ do_chip_down()
 	/usr/bin/hw-management-thermal-events.sh change hotplug_asic down %S %p
 }
 
+check_simx()
+{
+	if [ -n "$(lspci -vvv | grep SimX)" ]; then
+		exit 0
+	fi
+}
+
 __usage="
 Usage: $(basename "$0") [Options]
 
@@ -1520,6 +1527,8 @@ Options:
 	force-reload	Performs hw-management 'stop' and the 'start.
 "
 
+check_simx
+
 case $ACTION in
 	start)
 		if [ -d /var/run/hw-management ]; then
-- 
2.17.1