From: Ryan Harkin <ryan.harkin@linaro.org>
Date: Fri, 21 Jun 2013 10:09:50 +0000 (+0000)
Subject: ArmPlatformPkg/ArmVExpressPkg: Add Shutdown support
X-Git-Tag: edk2-stable201903~12468
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=e375b7e0bdff4103f4ab3167edf6c4972bb3d59d

ArmPlatformPkg/ArmVExpressPkg: Add Shutdown support

LibResetSystem was performing a cold reboot for both reboot and
shutdown.

This patch updates LibResetSystem to pass SYS_CFG_SHUTDOWN to the
microcontroller when called wit EfiResetShutdown.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ryan Harkin <ryan.harkin@linaro.org>
Reviewed-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14438 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c b/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c
index f858317550..b96e7e096f 100644
--- a/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c
+++ b/ArmPlatformPkg/ArmVExpressPkg/Library/ResetSystemLib/ResetSystemLib.c
@@ -49,10 +49,15 @@ LibResetSystem (
   case EfiResetWarm:
     // Map a warm reset into a cold reset
   case EfiResetCold:
-  case EfiResetShutdown:
     // Send the REBOOT function to the platform microcontroller
     ArmPlatformSysConfigSet (SYS_CFG_REBOOT, 0);
 
+    // We should never be here
+    while(1);
+  case EfiResetShutdown:
+    // Send the SHUTDOWN function to the platform microcontroller
+    ArmPlatformSysConfigSet (SYS_CFG_SHUTDOWN, 0);
+
     // We should never be here
     while(1);
   }