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22 lines
573 B
C++
22 lines
573 B
C++
#ifndef MMIO_DEVICE_H
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#define MMIO_DEVICE_H
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#include <cinttypes>
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#include <string>
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#define READ_WORD_BE(addr) ((addr)[0] << 16) | (addr)[1]
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#define READ_DWORD_BE(addr) ((addr)[0] << 24) | ((addr)[1] << 16) | ((addr)[2] << 8) | (addr)[3]
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/** Abstract class representing a simple, memory-mapped I/O device */
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class MMIODevice {
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public:
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virtual uint32_t read(uint32_t offset, int size) = 0;
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virtual void write(uint32_t offset, uint32_t value, int size) = 0;
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virtual ~MMIODevice() = default;
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protected:
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std::string name;
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};
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#endif /* MMIO_DEVICE_H */
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