SOL start/stop added with Host power contol

Some of the SH5 system was capturing junc data while Host is off.
To prevent junc data caprute, SOL start stop is added with Host power
controle.

Signed-off-by: Vinu Vaghasia <[email protected]>
Change-Id: I92947b06b22fe9aa2fc406720b5bc25d3a1a8f2c

Author: vinuvagh

meta-amd/meta-sh5/recipes-x86/chassis/amd-power-control/0001-amd-power-control-modify-SOL-service-start-stop-add.patch

@@ -0,0 +1,59 @@
+From 376353f1493e16d0464160c4078a224e7a7f1d44 Mon Sep 17 00:00:00 2001
+Message-Id: <376353f1493e16d0464160c4078a224e7a7f1d44.1704743427.git.vinu.vaghasia@amd.com>
+From: Vinu Vaghasia <[email protected]>
+Date: Mon, 8 Jan 2024 13:22:37 -0600
+Subject: [PATCH] amd-power-control: modify SOL service start stop added with
+ power control
+
+SOL service start/stop control added with Host power control to avoid
+the junk character being captured from serial port while Host is power
+off.
+
+Signed-off-by: Vinu Vaghasia <[email protected]>
+---
+ power-control-x86/src/power_control.cpp | 17 +++++++++++++++++
+ 1 file changed, 17 insertions(+)
+
+diff --git a/power-control-x86/src/power_control.cpp b/power-control-x86/src/power_control.cpp
+index ddd4c1e..6f29431 100644
+--- a/power-control-x86/src/power_control.cpp
++++ b/power-control-x86/src/power_control.cpp
+@@ -860,18 +860,35 @@ static int setGPIOOutputForMs(const std::string& name, const int value,
+     return 0;
+ }
+
++static void stopSOLservice()
++{
++   system("/bin/systemctl mask [email protected] [email protected]");
++   system("/bin/systemctl stop [email protected] [email protected]");
++   std::cerr << "SOL service stopped as Host powered off\n";
++}
++
++static void startSOLservice()
++{
++   system("/bin/systemctl unmask [email protected] [email protected]");
++   system("/bin/systemctl start [email protected] [email protected]");
++   std::cerr << "SOL service started as Host powering on/n";
++}
++
+ static void powerOn()
+ {
+     setGPIOOutputForMs("ASSERT_PWR_BTN_L", 0, powerPulseTimeMs);
++    startSOLservice();
+ }
+
+ static void gracefulPowerOff()
+ {
++    stopSOLservice();
+     setGPIOOutputForMs("ASSERT_PWR_BTN_L", 0, powerPulseTimeMs);
+ }
+
+ static void forcePowerOff()
+ {
++    stopSOLservice();
+     setGPIOOutputForMs("ASSERT_PWR_BTN_L", 0, forceOffPulseTimeMs);
+     return;
+ }
+--
+2.17.1
+

meta-amd/meta-sh5/recipes-x86/chassis/amd-power-control_git.bbappend

@@ -0,0 +1,5 @@
+DESCRIPTION_sh5 = "SOL start/stop with Host Power ON/Off for MI300A SH5 platform"
+
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
+SRC_URI += "file://0001-amd-power-control-modify-SOL-service-start-stop-add.patch"
+