From 2b9331334884349dc38cb9a447018dca0e5b0d9d Mon Sep 17 00:00:00 2001 From: MerryMage Date: Sat, 30 Jan 2016 18:41:04 +0000 Subject: Memory: Implement MMIO --- src/core/mmio.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 src/core/mmio.h (limited to 'src/core/mmio.h') diff --git a/src/core/mmio.h b/src/core/mmio.h new file mode 100644 index 000000000..06b555e98 --- /dev/null +++ b/src/core/mmio.h @@ -0,0 +1,34 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "common/common_types.h" + +namespace Memory { + +/** + * Represents a device with memory mapped IO. + * A device may be mapped to multiple regions of memory. + */ +class MMIORegion { +public: + virtual ~MMIORegion() = default; + + virtual u8 Read8(VAddr addr) = 0; + virtual u16 Read16(VAddr addr) = 0; + virtual u32 Read32(VAddr addr) = 0; + virtual u64 Read64(VAddr addr) = 0; + + virtual void Write8(VAddr addr, u8 data) = 0; + virtual void Write16(VAddr addr, u16 data) = 0; + virtual void Write32(VAddr addr, u32 data) = 0; + virtual void Write64(VAddr addr, u64 data) = 0; +}; + +using MMIORegionPointer = std::shared_ptr; + +}; -- cgit v1.2.3