source: avrstuff/EPRoxygen/main.cpp@ d09030d

#define _XOPEN_SOURCE 700

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

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

// FreeBSD
#include <osreldate.h>
#include <sys/types.h>
#include <machine/cpufunc.h>
#include <machine/sysarch.h>

#include "device.h"
#include "at29c040.h"

/* TODO
Linux compatibility (ioperm, reversed outb)
wrap IOs in a class to hide the mess (BSD/Linux)
wrap ROM access in a class as well (read or write a byte/block, and so on)
*/

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

        puts("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"))
        {
                switch(c)
                {
                        case '?':
                        case ':':
                                fprintf(stderr, "Unrecognized option -%c\n", optopt);
                                // TODO print help
                                exit(-1);
                        case 'p':
                                // Set port
                                if(sscanf(optarg, "%d", &port_base) != 1)
                                {
                                        fprintf(stderr, "Invalid I/O port address\n");
                                        exit(-4);
                                }
                                break;
                        case 'd':
                                // TODO Set device
                                if (strcmp(optarg, "AT29C040"))
                                {
                                        fprintf(stderr,"Unknown device (only AT29C040 is supported)\n");
                                        exit(-3);
                                }
                                device = new AT29C040();
                                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");
                                        exit(-2);
                                }
                                opcode = c;
                }
        }

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

        i386_set_ioperm(port_base, 3, true);

        // Configure voltage and powerpins according to device

        // Ask user to put ROM on socket

        // Do action (program/erase/write)      
        switch(opcode)
        {
                case 'r':
                        device->read(file);
                        break;
                case 'w':
                        device->write(file);
                        break;
                case 'e':
                        device->erase();
                        break;
        }

        exit(0);
}