1 files changed, 54 insertions, 0 deletions
diff --git a/include/hw/pci/pcie_host.h b/include/hw/pci/pcie_host.h
new file mode 100644
index 0000000000..1228e36cb2
--- /dev/null
+++ b/include/hw/pci/pcie_host.h
@@ -0,0 +1,54 @@
+/*
+ * pcie_host.h
+ *
+ * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
+ *                    VA Linux Systems Japan K.K.
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+
+ * 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 <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef PCIE_HOST_H
+#define PCIE_HOST_H
+
+#include "hw/pci/pci_host.h"
+#include "exec/memory.h"
+
+#define TYPE_PCIE_HOST_BRIDGE "pcie-host-bridge"
+#define PCIE_HOST_BRIDGE(obj) \
+    OBJECT_CHECK(PCIExpressHost, (obj), TYPE_PCIE_HOST_BRIDGE)
+
+struct PCIExpressHost {
+    PCIHostState pci;
+
+    /* express part */
+
+    /* base address where MMCONFIG area is mapped. */
+    hwaddr  base_addr;
+
+    /* the size of MMCONFIG area. It's host bridge dependent */
+    hwaddr  size;
+
+    /* MMCONFIG mmio area */
+    MemoryRegion mmio;
+};
+
+int pcie_host_init(PCIExpressHost *e);
+void pcie_host_mmcfg_unmap(PCIExpressHost *e);
+void pcie_host_mmcfg_map(PCIExpressHost *e, hwaddr addr, uint32_t size);
+void pcie_host_mmcfg_update(PCIExpressHost *e,
+                            int enable,
+                            hwaddr addr,
+                            uint32_t size);
+
+#endif /* PCIE_HOST_H */