RASCSI/cpp/hal/gpiobus_factory.cpp
akuker 5b3626dcf5
SCSI Dump Usability Enhancements & Cleanup (#1026)
Co-authored-by: Tony Kuker <akuker@gmail.com>
2022-12-09 09:50:45 -06:00

52 lines
1.5 KiB
C++

//---------------------------------------------------------------------------
//
// SCSI Target Emulator PiSCSI
// for Raspberry Pi
//
// Copyright (C) 2022 akuker
// [ GPIO bus factory ]
//
//---------------------------------------------------------------------------
#include <memory>
#include "hal/gpiobus_bananam2p.h"
#include "hal/gpiobus_factory.h"
#include "hal/gpiobus_raspberry.h"
#include "hal/gpiobus_virtual.h"
#include "hal/sbc_version.h"
#include "shared/log.h"
using namespace std;
unique_ptr<BUS> GPIOBUS_Factory::Create(BUS::mode_e mode)
{
unique_ptr<BUS> return_ptr;
try {
// TODO Make the factory a friend of GPIOBUS and make the GPIOBUS constructor private
// so that clients cannot use it anymore but have to use the factory.
// Also make Init() private.
SBC_Version::Init();
if (SBC_Version::IsBananaPi()) {
LOGTRACE("Creating GPIOBUS_BananaM2p")
return_ptr = make_unique<GPIOBUS_BananaM2p>();
} else if (SBC_Version::IsRaspberryPi()) {
LOGTRACE("Creating GPIOBUS_Raspberry")
return_ptr = make_unique<GPIOBUS_Raspberry>();
} else {
LOGINFO("Creating Virtual GPIOBUS")
return_ptr = make_unique<GPIOBUS_Virtual>();
}
if (!return_ptr->Init(mode)) {
return nullptr;
}
return_ptr->Reset();
} catch (const invalid_argument&) {
LOGERROR("Exception while trying to initialize GPIO bus. Are you running as root?")
return_ptr = nullptr;
}
return return_ptr;
}