From 7cc2298c46a6afa4f4ff7e5cd262809c782d701b Mon Sep 17 00:00:00 2001 From: KONRAD Frederic Date: Thu, 16 Feb 2017 10:27:00 +0100 Subject: introduce mmio_interface This introduces mmio_interface object which contains a MemoryRegion and can be hotplugged/hotunplugged. Reviewed-by: Edgar E. Iglesias Signed-off-by: KONRAD Frederic Signed-off-by: Edgar E. Iglesias --- include/hw/misc/mmio_interface.h | 49 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 include/hw/misc/mmio_interface.h (limited to 'include/hw/misc/mmio_interface.h') diff --git a/include/hw/misc/mmio_interface.h b/include/hw/misc/mmio_interface.h new file mode 100644 index 0000000000..90d34fb228 --- /dev/null +++ b/include/hw/misc/mmio_interface.h @@ -0,0 +1,49 @@ +/* + * mmio_interface.h + * + * Copyright (C) 2017 : GreenSocs + * http://www.greensocs.com/ , email: info@greensocs.com + * + * Developed by : + * Frederic Konrad + * + * 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 . + * + */ + +#ifndef MMIO_INTERFACE_H +#define MMIO_INTERFACE_H + +#include "exec/memory.h" + +#define TYPE_MMIO_INTERFACE "mmio_interface" +#define MMIO_INTERFACE(obj) OBJECT_CHECK(MMIOInterface, (obj), \ + TYPE_MMIO_INTERFACE) + +typedef struct MMIOInterface { + DeviceState parent_obj; + + MemoryRegion *subregion; + MemoryRegion ram_mem; + uint64_t start; + uint64_t end; + bool ro; + uint64_t id; + void *host_ptr; +} MMIOInterface; + +void mmio_interface_map(MMIOInterface *s); +void mmio_interface_unmap(MMIOInterface *s); + +#endif /* MMIO_INTERFACE_H */ -- cgit 1.4.1