1 files changed, 51 insertions, 0 deletions
diff --git a/src/VBox/Devices/Bus/MsiCommon.h b/src/VBox/Devices/Bus/MsiCommon.h
new file mode 100644
index 00000000..51771754
--- /dev/null
+++ b/src/VBox/Devices/Bus/MsiCommon.h
@@ -0,0 +1,51 @@
+/* $Id: MsiCommon.h $ */
+/** @file
+ * Header for MSI/MSI-X support routines.
+ */
+
+/*
+ * Copyright (C) 2010-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#ifndef VBOX_INCLUDED_SRC_Bus_MsiCommon_h
+#define VBOX_INCLUDED_SRC_Bus_MsiCommon_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+typedef CTX_SUFF(PCPDMPCIHLP) PCPDMPCIHLP;
+
+#ifdef IN_RING3
+int      MsiR3Init(PPDMPCIDEV pDev, PPDMMSIREG pMsiReg);
+void     MsiR3PciConfigWrite(PPDMDEVINS pDevIns, PCPDMPCIHLP pPciHlp, PPDMPCIDEV pDev, uint32_t u32Address, uint32_t val, unsigned len);
+#endif
+bool     MsiIsEnabled(PPDMPCIDEV pDev);
+void     MsiNotify(PPDMDEVINS pDevIns, PCPDMPCIHLP pPciHlp, PPDMPCIDEV pDev, int iVector, int iLevel, uint32_t uTagSrc);
+
+#ifdef IN_RING3
+int      MsixR3Init(PCPDMPCIHLP pPciHlp, PPDMPCIDEV pDev, PPDMMSIREG pMsiReg);
+void     MsixR3PciConfigWrite(PPDMDEVINS pDevIns, PCPDMPCIHLP pPciHlp, PPDMPCIDEV pDev, uint32_t u32Address, uint32_t val, unsigned len);
+#endif
+bool     MsixIsEnabled(PPDMPCIDEV pDev);
+void     MsixNotify(PPDMDEVINS pDevIns, PCPDMPCIHLP pPciHlp, PPDMPCIDEV pDev, int iVector, int iLevel, uint32_t uTagSrc);
+
+#endif /* !VBOX_INCLUDED_SRC_Bus_MsiCommon_h */
+