33 lines
751 B
C++
33 lines
751 B
C++
#pragma once
|
|
|
|
#include <cstdint>
|
|
#include <cstdlib>
|
|
#include <map>
|
|
|
|
#include <device.hh>
|
|
|
|
class SystemBus {
|
|
std::map<uint64_t, Device *> iomap_;
|
|
|
|
std::pair<const uint64_t, Device *> &finddev(uint64_t addr);
|
|
|
|
public:
|
|
SystemBus() = default;
|
|
|
|
void regdev(Device *dev, uint64_t addr);
|
|
|
|
void write(char *buf, size_t addr, size_t len);
|
|
void read(char *buf, size_t addr, size_t len);
|
|
|
|
void write64(uint64_t &dword, size_t addr);
|
|
void read64(uint64_t &dword, size_t addr);
|
|
|
|
void write32(uint32_t &word, size_t addr);
|
|
void read32(uint32_t &word, size_t addr);
|
|
|
|
void write16(uint16_t &hword, size_t addr);
|
|
void read16(uint16_t &hword, size_t addr);
|
|
|
|
void write8(uint8_t &byte, size_t addr);
|
|
void read8(uint8_t &byte, size_t addr);
|
|
}; |