mirror of https://github.com/akuker/RASCSI.git
82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
//---------------------------------------------------------------------------
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//
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// SCSI Target Emulator PiSCSI for Raspberry Pi
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// Loopback tester utility
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//
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// Copyright (C) 2022 akuker
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//
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//---------------------------------------------------------------------------
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#include <map>
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#include <string>
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#include <vector>
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#include "hal/gpiobus.h"
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using namespace std;
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class ScsiLoop_GPIO
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{
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public:
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ScsiLoop_GPIO();
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~ScsiLoop_GPIO() = default;
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int RunLoopbackTest(vector<string> &error_list);
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int RunDataInputTest(vector<string> &error_list);
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int RunDataOutputTest(vector<string> &error_list);
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void Cleanup();
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private:
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struct loopback_connections_struct {
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int this_pin;
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int connected_pin;
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int dir_ctrl_pin;
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};
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using loopback_connection = loopback_connections_struct;
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std::map<int, string> pin_name_lookup;
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std::vector<loopback_connection> loopback_conn_table;
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void set_dtd_out();
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void set_dtd_in();
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void set_ind_out();
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void set_ind_in();
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void set_tad_out();
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void set_tad_in();
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void set_output_channel(int out_gpio);
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void loopback_setup();
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int test_gpio_pin(loopback_connection &gpio_rec, vector<string> &error_list, bool &loopback_adapter_missing);
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void set_dat_inputs_loop(uint8_t value);
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void dat_input_test_setup();
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void dat_output_test_setup();
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uint8_t get_dat_outputs_loop();
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int local_pin_dtd = -1;
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int local_pin_tad = -1;
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int local_pin_ind = -1;
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int local_pin_ack = -1;
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int local_pin_sel = -1;
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int local_pin_atn = -1;
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int local_pin_rst = -1;
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int local_pin_cd = -1;
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int local_pin_io = -1;
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int local_pin_msg = -1;
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int local_pin_req = -1;
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int local_pin_bsy = -1;
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int local_pin_dt0 = -1;
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int local_pin_dt1 = -1;
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int local_pin_dt2 = -1;
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int local_pin_dt3 = -1;
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int local_pin_dt4 = -1;
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int local_pin_dt5 = -1;
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int local_pin_dt6 = -1;
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int local_pin_dt7 = -1;
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int local_pin_dp = -1;
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shared_ptr<BUS> bus;
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};
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