Files
slsDetectorPackage/slsDetectorServers/slsDetectorServer_cpp/include/ArmBusCommunication.hpp
T

87 lines
2.7 KiB
C++

#pragma once
#include "RegisterHelperStructs.hpp"
#include "fmt/format.h"
#include <cstdint>
#include <fcntl.h>
#include <map>
#include <memory>
#include <stdexcept>
#include <sys/mman.h>
#include <vector>
// TODO: maybe should be templated on address type (e.g. uint32_t register or
// uint64_t register) for more flexibility?
namespace sls {
template <typename IPCores, typename MemoryModel> class BusCommunication {
using IPCoreEnumType = typename IPCores::ipcore_enum_type;
public:
BusCommunication();
void mapToMemory();
uint32_t readRegister(const Register &register_) const;
void writeRegister(const Register &register_, const uint32_t data);
private:
void bus_w(const uint32_t offset, IPCoreEnumType baseadress,
const uint32_t data);
uint32_t bus_r(const uint32_t offset, IPCoreEnumType baseadress) const;
/// @brief map from id of IP Core to memory model for the register block of
/// the IP core
std::map<IPCoreEnumType, MemoryModel> ipcoreregisterblocks{};
};
template <typename IPCores, typename MemoryModel>
BusCommunication<IPCores, MemoryModel>::BusCommunication() {
for (const auto &ip_core : IPCores::ipcores) {
ipcoreregisterblocks.emplace(ip_core,
MemoryModel{static_cast<uint32_t>(ip_core),
IPCores::ip_core_block_size});
}
}
template <typename IPCores, typename MemoryModel>
void BusCommunication<IPCores, MemoryModel>::mapToMemory() {
for (auto &map_elem : ipcoreregisterblocks) {
map_elem.second.mapToMemory();
}
}
template <typename IPCores, typename MemoryModel>
uint32_t BusCommunication<IPCores, MemoryModel>::readRegister(
const Register &register_) const {
return bus_r(register_.offset_in_bytes, register_.ip_core);
}
template <typename IPCores, typename MemoryModel>
void BusCommunication<IPCores, MemoryModel>::writeRegister(
const Register &register_, const uint32_t data) {
bus_w(register_.offset_in_bytes, register_.ip_core, data);
}
template <typename IPCores, typename MemoryModel>
uint32_t BusCommunication<IPCores, MemoryModel>::bus_r(
const uint32_t offset, const IPCoreEnumType baseadress) const {
auto ptr1 = ipcoreregisterblocks.at(baseadress).getMappedMemoryPtr() +
offset / (sizeof(uint32_t));
return *ptr1;
}
template <typename IPCores, typename MemoryModel>
void BusCommunication<IPCores, MemoryModel>::bus_w(
const uint32_t offset, const IPCoreEnumType baseadress,
const uint32_t data) {
auto ptr1 = ipcoreregisterblocks.at(baseadress).getMappedMemoryPtr() +
offset / (sizeof(uint32_t));
*ptr1 = data;
}
} // namespace sls