From d98a39d4ceeb7204b33fc330fdfee8cdb5ddbb43 Mon Sep 17 00:00:00 2001
From: Ivan Shapovalov <intelfx@intelfx.name>
Date: Mon, 27 Jul 2026 14:19:37 +0300
Subject: [PATCH] OvmfPkg/VirtioInputDxe: handle Ctrl-Alt-Del

Signed-off-by: Ivan Shapovalov <intelfx@intelfx.name>
Tested-by: Alexander Mikhalitsyn <aleksandr.mikhalitsyn@futurfusion.io>
---
 OvmfPkg/VirtioInputDxe/VirtioInput.inf  |  1 +
 OvmfPkg/VirtioInputDxe/VirtioKeyboard.c | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/OvmfPkg/VirtioInputDxe/VirtioInput.inf b/OvmfPkg/VirtioInputDxe/VirtioInput.inf
index 4a20f606fc..13c92c283d 100644
--- a/OvmfPkg/VirtioInputDxe/VirtioInput.inf
+++ b/OvmfPkg/VirtioInputDxe/VirtioInput.inf
@@ -32,6 +32,7 @@
   DebugLib
   MemoryAllocationLib
   UefiBootServicesTableLib
+  UefiRuntimeServicesTableLib
   UefiDriverEntryPoint
   UefiLib
   VirtioLib
diff --git a/OvmfPkg/VirtioInputDxe/VirtioKeyboard.c b/OvmfPkg/VirtioInputDxe/VirtioKeyboard.c
index 1d508b46f9..52ac8138a2 100644
--- a/OvmfPkg/VirtioInputDxe/VirtioKeyboard.c
+++ b/OvmfPkg/VirtioInputDxe/VirtioKeyboard.c
@@ -13,6 +13,7 @@
 #include <Library/DebugLib.h>
 #include <Library/MemoryAllocationLib.h>
 #include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
 #include <Library/UefiLib.h>
 
 #include "VirtioInput.h"
@@ -441,6 +442,16 @@ VirtioKeyboardHandleEvent (
     // Key pressed event received
     Dev->KeyActive[(UINT8)Event->Code] = TRUE;
 
+    // Handle Ctrl-Alt-Del (in any order)
+    if (
+        (Dev->KeyActive[KEY_LEFTCTRL] || Dev->KeyActive[KEY_RIGHTCTRL]) &&
+        (Dev->KeyActive[KEY_LEFTALT] || Dev->KeyActive[KEY_RIGHTALT]) &&
+        Dev->KeyActive[KEY_DELETE]
+        )
+    {
+      gRT->ResetSystem (EfiResetWarm, EFI_SUCCESS, 0, NULL);
+    }
+
     //
     // Update toggle state
     // This must happen before EFI_KEY_DATA is populated, since the toggle state