dingusppc/devices/mmiodevice.h

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