1 files changed, 57 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/EmbeddedPkg/Library/DebugAgentTimerLibNull/DebugAgentTimerLib.c b/src/VBox/Devices/EFI/Firmware/EmbeddedPkg/Library/DebugAgentTimerLibNull/DebugAgentTimerLib.c
new file mode 100644
index 00000000..dac101e7
--- /dev/null
+++ b/src/VBox/Devices/EFI/Firmware/EmbeddedPkg/Library/DebugAgentTimerLibNull/DebugAgentTimerLib.c
@@ -0,0 +1,57 @@
+/** @file
+  Null Debug Agent timer.
+
+  The debug agent uses the timer so the debugger can break into running programs.
+  If you link against this library you will not be able to break into a running
+  program with the debugger.
+
+  Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+
+/**
+  Setup all the hardware needed for the debug agents timer.
+
+  This function is used to set up debug environment. It may enable interrupts.
+
+**/
+VOID
+EFIAPI
+DebugAgentTimerIntialize (
+  VOID
+  )
+{
+}
+
+
+/**
+  Set the period for the debug agent timer. Zero means disable the timer.
+
+  @param[in] TimerPeriodMilliseconds    Frequency of the debug agent timer.
+
+**/
+VOID
+EFIAPI
+DebugAgentTimerSetPeriod (
+  IN  UINT32  TimerPeriodMilliseconds
+  )
+{
+}
+
+
+/**
+  Perform End Of Interrupt for the debug agent timer. This is called in the
+  interrupt handler after the interrupt has been processed.
+
+**/
+VOID
+EFIAPI
+DebugAgentTimerEndOfInterrupt (
+  VOID
+  )
+{
+}
+