source: avrstuff/EPRoxygen/main.cpp@ 16cf6ff

#define _XOPEN_SOURCE 700

// C99
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

// POSIX/XSI
#include <getopt.h>

#include "device.h"
#include "27c020.h"
#include "at29c040.h"


int main(int argc, char* argv[])
{
        char c;
        const char* file = NULL;
        char opcode = 0;
        int port_base = 0x378;
        Device* device = NULL;
        int error = 0;

        fprintf(stderr, "EPRoxygen - UNIX driver for SEEIT EPR-02 ROM programmer\n"
                "Copyright 2012, Adrien Destugues <pulkomandy@pulkomandy.tk>\n"
                "Distributed under the terms of the MIT licence\n"
        );

        while((c = getopt(argc, argv, "p:d:r:w:e")) >= 0)
        {
                switch(c)
                {
                        case '?':
                        case ':':
                                fprintf(stderr, "Unrecognized option -%c\n", optopt);
                                // TODO print help
                                error = -1;
                                goto abort;
                        case 'p':
                                // Set port
                                if(sscanf(optarg, "%d", &port_base) != 1)
                                {
                                        fprintf(stderr, "Invalid I/O port address\n");
                                        error = -4;
                                        goto abort;
                                }
                                break;
                        case 'd':
                                // TODO Set device
                                if (strcmp(optarg, "AT29C040") == 0)
                                {
                                        device = new AT29C040();
                                } else if(strcmp(optarg, "27C020") == 0)
                                {
                                        device = new x27C020();
                                } else {
                                        fprintf(stderr,"Unknown device (only AT29C040 is supported)\n");
                                        error = -3;
                                        goto abort;
                                }
                                break;
                        case 'r':
                        case 'w':
                                // Set file
                                file = optarg;
                                // Fallthrough
                        case 'e':
                                // Set operation
                                if (opcode != 0)
                                {
                                        fprintf(stderr, "Multiple operations requested (only one of r,w,e is allowed)\n");
                                        error = -2;
                                        goto abort;
                                }
                                opcode = c;
                }
        }

        if (optind < argc)
        {
                fprintf(stderr, "Error parsing the command line before \"%s\"\n", argv[optind]);
                error = -7;
                goto abort;
        }

        if (opcode == 0)
        {
                fprintf(stderr, "No operation specified (one of r,w,e). Aborting.\n");
                error = -5;
                goto abort;
        }

        if (device == NULL)
        {
                fprintf(stderr, "No device specified.\n");
                error = -6;
                goto abort;
        }

        // Configure voltage and powerpins according to device
        if(device->setup(port_base) != 0)
        {
                error = -7;
                goto abort;
        }

        fprintf(stderr,"Now insert chip into socket, then press any key...\n");
        getchar();

        device->power();

        // Do action (program/erase/write)      
        switch(opcode)
        {
                case 'r':
                        device->read(file);
                        break;
                case 'w':
                        device->write(file);
                        break;
                case 'e':
                        device->erase();
                        break;
                default:
                        fprintf(stderr, "!!? invalid operation ?!\n");
        }

abort:
        // TODO in case ioperm failed, delete will try to shutdown() and give a bus error...
        delete device;

        exit(error);
}

int Device::port;