[libftdi] / ftdi_eeprom / main.c

/***************************************************************************
                             main.c  -  description
                           -------------------
    begin                : Mon Apr  7 12:05:22 CEST 2003
    copyright            : (C) 2003-2013 by Intra2net AG and the libftdi developers
    email                : opensource@intra2net.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License version 2 as     *
 *   published by the Free Software Foundation.                            *
 *                                                                         *
 ***************************************************************************/

/*
 TODO:
    - Merge Uwe's eeprom tool. Current features:
        - Init eeprom defaults based upon eeprom type
        - Read -> Already there
        - Write -> Already there
        - Erase -> Already there
        - Decode on stdout
        - Ability to find device by PID/VID, product name or serial

 TODO nice-to-have:
    - Out-of-the-box compatibility with FTDI's eeprom tool configuration files
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

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

#include <confuse.h>
#include <libusb.h>
#include <ftdi.h>
#include <ftdi_eeprom_version.h>

static int str_to_cbus(char *str, int max_allowed)
{
#define MAX_OPTION 14
    const char* options[MAX_OPTION] =
    {
        "TXDEN", "PWREN", "RXLED", "TXLED", "TXRXLED", "SLEEP",
        "CLK48", "CLK24", "CLK12", "CLK6",
        "IO_MODE", "BITBANG_WR", "BITBANG_RD", "SPECIAL"
    };
    int i;
    max_allowed += 1;
    if (max_allowed > MAX_OPTION) max_allowed = MAX_OPTION;
    for (i=0; i<max_allowed; i++)
    {
        if (!(strcmp(options[i], str)))
        {
            return i;
        }
    }
    printf("WARNING: Invalid cbus option '%s'\n", str);
    return 0;
}

/**
 * @brief Set eeprom value
 *
 * \param ftdi pointer to ftdi_context
 * \param value_name Enum of the value to set
 * \param value Value to set
 *
 * Function will abort the program on error
 **/
static void eeprom_set_value(struct ftdi_context *ftdi, enum ftdi_eeprom_value value_name, int value)
{
    if (ftdi_set_eeprom_value(ftdi, value_name, value) < 0)
    {
        printf("Unable to set eeprom value %d: %s. Aborting\n", value_name, ftdi_get_error_string(ftdi));
        exit (-1);
    }
}

/**
 * @brief Get eeprom value
 *
 * \param ftdi pointer to ftdi_context
 * \param value_name Enum of the value to get
 * \param value Value to get
 *
 * Function will abort the program on error
 **/
static void eeprom_get_value(struct ftdi_context *ftdi, enum ftdi_eeprom_value value_name, int *value)
{
    if (ftdi_get_eeprom_value(ftdi, value_name, value) < 0)
    {
        printf("Unable to get eeprom value %d: %s. Aborting\n", value_name, ftdi_get_error_string(ftdi));
        exit (-1);
    }
}

int main(int argc, char *argv[])
{
    /*
    configuration options
    */
    cfg_opt_t opts[] =
    {
        CFG_INT("vendor_id", 0, 0),
        CFG_INT("product_id", 0, 0),
        CFG_BOOL("self_powered", cfg_true, 0),
        CFG_BOOL("remote_wakeup", cfg_true, 0),
        CFG_BOOL("in_is_isochronous", cfg_false, 0),
        CFG_BOOL("out_is_isochronous", cfg_false, 0),
        CFG_BOOL("suspend_pull_downs", cfg_false, 0),
        CFG_BOOL("use_serial", cfg_false, 0),
        CFG_BOOL("change_usb_version", cfg_false, 0),
        CFG_INT("usb_version", 0, 0),
        CFG_INT("default_pid", 0x6001, 0),
        CFG_INT("max_power", 0, 0),
        CFG_STR("manufacturer", "Acme Inc.", 0),
        CFG_STR("product", "USB Serial Converter", 0),
        CFG_STR("serial", "08-15", 0),
        CFG_INT("eeprom_type", 0x00, 0),
        CFG_STR("filename", "", 0),
        CFG_BOOL("flash_raw", cfg_false, 0),
        CFG_BOOL("high_current", cfg_false, 0),
        CFG_STR_LIST("cbus0", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
        CFG_STR_LIST("cbus1", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
        CFG_STR_LIST("cbus2", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
        CFG_STR_LIST("cbus3", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
        CFG_STR_LIST("cbus4", "{TXDEN,PWRON,RXLED,TXLED,TX_RX_LED,SLEEP,CLK48,CLK24,CLK12,CLK6}", 0),
        CFG_BOOL("invert_txd", cfg_false, 0),
        CFG_BOOL("invert_rxd", cfg_false, 0),
        CFG_BOOL("invert_rts", cfg_false, 0),
        CFG_BOOL("invert_cts", cfg_false, 0),
        CFG_BOOL("invert_dtr", cfg_false, 0),
        CFG_BOOL("invert_dsr", cfg_false, 0),
        CFG_BOOL("invert_dcd", cfg_false, 0),
        CFG_BOOL("invert_ri", cfg_false, 0),
        CFG_END()
    };
    cfg_t *cfg;

    /*
    normal variables
    */
    int _read = 0, _erase = 0, _flash = 0;

    const int max_eeprom_size = 256;
    int my_eeprom_size = 0;
    unsigned char *eeprom_buf = NULL;
    char *filename;
    int size_check;
    int i, argc_filename;
    FILE *fp;

    struct ftdi_context *ftdi = NULL;

    printf("\nFTDI eeprom generator v%s\n", EEPROM_VERSION_STRING);
    printf ("(c) Intra2net AG and the libftdi developers <opensource@intra2net.com>\n");

    if (argc != 2 && argc != 3)
    {
        printf("Syntax: %s [commands] config-file\n", argv[0]);
        printf("Valid commands:\n");
        printf("--read-eeprom  Read eeprom and write to -filename- from config-file\n");
        printf("--erase-eeprom  Erase eeprom\n");
        printf("--flash-eeprom  Flash eeprom\n");
        exit (-1);
    }

    if (argc == 3)
    {
        if (strcmp(argv[1], "--read-eeprom") == 0)
            _read = 1;
        else if (strcmp(argv[1], "--erase-eeprom") == 0)
            _erase = 1;
        else if (strcmp(argv[1], "--flash-eeprom") == 0)
            _flash = 1;
        else
        {
            printf ("Can't open configuration file\n");
            exit (-1);
        }
        argc_filename = 2;
    }
    else
    {
        argc_filename = 1;
    }

    if ((fp = fopen(argv[argc_filename], "r")) == NULL)
    {
        printf ("Can't open configuration file\n");
        exit (-1);
    }
    fclose (fp);

    cfg = cfg_init(opts, 0);
    cfg_parse(cfg, argv[argc_filename]);
    filename = cfg_getstr(cfg, "filename");

    if (cfg_getbool(cfg, "self_powered") && cfg_getint(cfg, "max_power") > 0)
        printf("Hint: Self powered devices should have a max_power setting of 0.\n");

    if ((ftdi = ftdi_new()) == 0)
    {
        fprintf(stderr, "Failed to allocate ftdi structure :%s \n",
                ftdi_get_error_string(ftdi));
        return EXIT_FAILURE;
    }

    if (_read > 0 || _erase > 0 || _flash > 0)
    {
        int vendor_id = cfg_getint(cfg, "vendor_id");
        int product_id = cfg_getint(cfg, "product_id");

        i = ftdi_usb_open(ftdi, vendor_id, product_id);

        if (i != 0)
        {
            int default_pid = cfg_getint(cfg, "default_pid");
            printf("Unable to find FTDI devices under given vendor/product id: 0x%X/0x%X\n", vendor_id, product_id);
            printf("Error code: %d (%s)\n", i, ftdi_get_error_string(ftdi));
            printf("Retrying with default FTDI pid=%#04x.\n", default_pid);

            i = ftdi_usb_open(ftdi, 0x0403, default_pid);
            if (i != 0)
            {
                printf("Error: %s\n", ftdi->error_str);
                exit (-1);
            }
        }
    }
    ftdi_eeprom_initdefaults (ftdi, cfg_getstr(cfg, "manufacturer"),
                              cfg_getstr(cfg, "product"),
                              cfg_getstr(cfg, "serial"));

    printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(ftdi));
    eeprom_get_value(ftdi, CHIP_SIZE, &my_eeprom_size);
    printf("EEPROM size: %d\n", my_eeprom_size);

    if (_read > 0)
    {
        ftdi_eeprom_decode(ftdi, 0 /* debug: 1 */);

        eeprom_buf = malloc(my_eeprom_size);
        ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);

        if (eeprom_buf == NULL)
        {
            fprintf(stderr, "Malloc failed, aborting\n");
            goto cleanup;
        }
        if (filename != NULL && strlen(filename) > 0)
        {

            FILE *fp = fopen (filename, "wb");
            fwrite (eeprom_buf, 1, my_eeprom_size, fp);
            fclose (fp);
        }
        else
        {
            printf("Warning: Not writing eeprom, you must supply a valid filename\n");
        }

        goto cleanup;
    }

    eeprom_set_value(ftdi, VENDOR_ID, cfg_getint(cfg, "vendor_id"));
    eeprom_set_value(ftdi, PRODUCT_ID, cfg_getint(cfg, "product_id"));

    eeprom_set_value(ftdi, SELF_POWERED, cfg_getbool(cfg, "self_powered"));
    eeprom_set_value(ftdi, REMOTE_WAKEUP, cfg_getbool(cfg, "remote_wakeup"));
    eeprom_set_value(ftdi, MAX_POWER, cfg_getint(cfg, "max_power"));

    eeprom_set_value(ftdi, IN_IS_ISOCHRONOUS, cfg_getbool(cfg, "in_is_isochronous"));
    eeprom_set_value(ftdi, OUT_IS_ISOCHRONOUS, cfg_getbool(cfg, "out_is_isochronous"));
    eeprom_set_value(ftdi, SUSPEND_PULL_DOWNS, cfg_getbool(cfg, "suspend_pull_downs"));

    eeprom_set_value(ftdi, USE_SERIAL, cfg_getbool(cfg, "use_serial"));
    eeprom_set_value(ftdi, USE_USB_VERSION, cfg_getbool(cfg, "change_usb_version"));
    eeprom_set_value(ftdi, USB_VERSION, cfg_getint(cfg, "usb_version"));
    eeprom_set_value(ftdi, CHIP_TYPE, cfg_getint(cfg, "eeprom_type"));

    eeprom_set_value(ftdi, HIGH_CURRENT, cfg_getbool(cfg, "high_current"));
    eeprom_set_value(ftdi, CBUS_FUNCTION_0, str_to_cbus(cfg_getstr(cfg, "cbus0"), 13));
    eeprom_set_value(ftdi, CBUS_FUNCTION_1, str_to_cbus(cfg_getstr(cfg, "cbus1"), 13));
    eeprom_set_value(ftdi, CBUS_FUNCTION_2, str_to_cbus(cfg_getstr(cfg, "cbus2"), 13));
    eeprom_set_value(ftdi, CBUS_FUNCTION_3, str_to_cbus(cfg_getstr(cfg, "cbus3"), 13));
    eeprom_set_value(ftdi, CBUS_FUNCTION_4, str_to_cbus(cfg_getstr(cfg, "cbus4"), 9));
    int invert = 0;
    if (cfg_getbool(cfg, "invert_rxd")) invert |= INVERT_RXD;
    if (cfg_getbool(cfg, "invert_txd")) invert |= INVERT_TXD;
    if (cfg_getbool(cfg, "invert_rts")) invert |= INVERT_RTS;
    if (cfg_getbool(cfg, "invert_cts")) invert |= INVERT_CTS;
    if (cfg_getbool(cfg, "invert_dtr")) invert |= INVERT_DTR;
    if (cfg_getbool(cfg, "invert_dsr")) invert |= INVERT_DSR;
    if (cfg_getbool(cfg, "invert_dcd")) invert |= INVERT_DCD;
    if (cfg_getbool(cfg, "invert_ri")) invert |= INVERT_RI;
    eeprom_set_value(ftdi, INVERT, invert);

    eeprom_set_value(ftdi, CHANNEL_A_DRIVER, DRIVER_VCP);
    eeprom_set_value(ftdi, CHANNEL_B_DRIVER, DRIVER_VCP);
    eeprom_set_value(ftdi, CHANNEL_C_DRIVER, DRIVER_VCP);
    eeprom_set_value(ftdi, CHANNEL_D_DRIVER, DRIVER_VCP);
    eeprom_set_value(ftdi, CHANNEL_A_RS485, 0);
    eeprom_set_value(ftdi, CHANNEL_B_RS485, 0);
    eeprom_set_value(ftdi, CHANNEL_C_RS485, 0);
    eeprom_set_value(ftdi, CHANNEL_D_RS485, 0);

    if (_erase > 0)
    {
        printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(ftdi));
    }

    size_check = ftdi_eeprom_build(ftdi);
    eeprom_get_value(ftdi, CHIP_SIZE, &my_eeprom_size);

    if (size_check == -1)
    {
        printf ("Sorry, the eeprom can only contain 128 bytes (100 bytes for your strings).\n");
        printf ("You need to short your string by: %d bytes\n", size_check);
        goto cleanup;
    }
    else if (size_check < 0)
    {
        printf ("ftdi_eeprom_build(): error: %d\n", size_check);
    }
    else
    {
        printf ("Used eeprom space: %d bytes\n", my_eeprom_size-size_check);
    }

    if (_flash > 0)
    {
        if (cfg_getbool(cfg, "flash_raw"))
        {
            if (filename != NULL && strlen(filename) > 0)
            {
                eeprom_buf = malloc(max_eeprom_size);
                FILE *fp = fopen(filename, "rb");
                if (fp == NULL)
                {
                    printf ("Can't open eeprom file %s.\n", filename);
                    exit (-1);
                }
                my_eeprom_size = fread(eeprom_buf, 1, max_eeprom_size, fp);
                fclose(fp);
                if (my_eeprom_size < 128)
                {
                    printf ("Can't read eeprom file %s.\n", filename);
                    exit (-1);
                }

                ftdi_set_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
            }
        }
        printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(ftdi));
        libusb_reset_device(ftdi->usb_dev);
    }

    // Write to file?
    if (filename != NULL && strlen(filename) > 0 && !cfg_getbool(cfg, "flash_raw"))
    {
        fp = fopen(filename, "w");
        if (fp == NULL)
        {
            printf ("Can't write eeprom file.\n");
            exit (-1);
        }
        else
            printf ("Writing to file: %s\n", filename);

        if (eeprom_buf == NULL)
            eeprom_buf = malloc(my_eeprom_size);
        ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);

        fwrite(eeprom_buf, my_eeprom_size, 1, fp);
        fclose(fp);
    }

cleanup:
    if (eeprom_buf)
        free(eeprom_buf);
    if (_read > 0 || _erase > 0 || _flash > 0)
    {
        printf("FTDI close: %d\n", ftdi_usb_close(ftdi));
    }

    ftdi_deinit (ftdi);
    ftdi_free (ftdi);

    cfg_free(cfg);

    printf("\n");
    return 0;
}
Commit	Line	Data
e47d7975 TJ	1	/***************************************************************************
	2	main.c - description
	3	-------------------
	4	begin : Mon Apr 7 12:05:22 CEST 2003
b25d9165	5	copyright : (C) 2003-2013 by Intra2net AG and the libftdi developers
e47d7975 TJ	6	email : opensource@intra2net.com
	7	***************************************************************************/
	8
	9	/***************************************************************************
	10	* *
	11	* This program is free software; you can redistribute it and/or modify *
	12	* it under the terms of the GNU General Public License version 2 as *
	13	* published by the Free Software Foundation. *
	14	* *
	15	***************************************************************************/
	16
8a987aa2 TJ	17	/*
8a987aa2 TJ	18	TODO:
8a987aa2 TJ	19	- Merge Uwe's eeprom tool. Current features:
	20	- Init eeprom defaults based upon eeprom type
	21	- Read -> Already there
	22	- Write -> Already there
	23	- Erase -> Already there
	24	- Decode on stdout
	25	- Ability to find device by PID/VID, product name or serial
	26
	27	TODO nice-to-have:
	28	- Out-of-the-box compatibility with FTDI's eeprom tool configuration files
	29	*/
	30
e47d7975 TJ	31	#ifdef HAVE_CONFIG_H
	32	#include <config.h>
	33	#endif
	34
	35	#include <stdlib.h>
	36	#include <stdio.h>
	37	#include <string.h>
	38
	39	#include <confuse.h>
2e48e9fd	40	#include <libusb.h>
e47d7975	41	#include <ftdi.h>
ade814a5	42	#include <ftdi_eeprom_version.h>
e47d7975	43
d327f924	44	static int str_to_cbus(char *str, int max_allowed)
e47d7975	45	{
048eb722 TJ	46	#define MAX_OPTION 14
	47	const char* options[MAX_OPTION] =
	48	{
	49	"TXDEN", "PWREN", "RXLED", "TXLED", "TXRXLED", "SLEEP",
	50	"CLK48", "CLK24", "CLK12", "CLK6",
	51	"IO_MODE", "BITBANG_WR", "BITBANG_RD", "SPECIAL"
	52	};
e47d7975 TJ	53	int i;
	54	max_allowed += 1;
	55	if (max_allowed > MAX_OPTION) max_allowed = MAX_OPTION;
048eb722 TJ	56	for (i=0; i<max_allowed; i++)
	57	{
	58	if (!(strcmp(options[i], str)))
	59	{
e47d7975 TJ	60	return i;
	61	}
	62	}
	63	printf("WARNING: Invalid cbus option '%s'\n", str);
	64	return 0;
	65	}
	66
d327f924 TJ	67	/**
	68	* @brief Set eeprom value
	69	*
	70	* \param ftdi pointer to ftdi_context
	71	* \param value_name Enum of the value to set
	72	* \param value Value to set
	73	*
	74	* Function will abort the program on error
	75	**/
	76	static void eeprom_set_value(struct ftdi_context *ftdi, enum ftdi_eeprom_value value_name, int value)
	77	{
	78	if (ftdi_set_eeprom_value(ftdi, value_name, value) < 0)
	79	{
	80	printf("Unable to set eeprom value %d: %s. Aborting\n", value_name, ftdi_get_error_string(ftdi));
	81	exit (-1);
	82	}
	83	}
	84
	85	/**
	86	* @brief Get eeprom value
	87	*
	88	* \param ftdi pointer to ftdi_context
	89	* \param value_name Enum of the value to get
	90	* \param value Value to get
	91	*
	92	* Function will abort the program on error
	93	**/
	94	static void eeprom_get_value(struct ftdi_context ftdi, enum ftdi_eeprom_value value_name, int value)
	95	{
	96	if (ftdi_get_eeprom_value(ftdi, value_name, value) < 0)
	97	{
	98	printf("Unable to get eeprom value %d: %s. Aborting\n", value_name, ftdi_get_error_string(ftdi));
	99	exit (-1);
	100	}
	101	}
	102
e47d7975 TJ	103	int main(int argc, char *argv[])
	104	{
	105	/*
	106	configuration options
	107	*/
	108	cfg_opt_t opts[] =
	109	{
	110	CFG_INT("vendor_id", 0, 0),
	111	CFG_INT("product_id", 0, 0),
	112	CFG_BOOL("self_powered", cfg_true, 0),
	113	CFG_BOOL("remote_wakeup", cfg_true, 0),
e47d7975 TJ	114	CFG_BOOL("in_is_isochronous", cfg_false, 0),
	115	CFG_BOOL("out_is_isochronous", cfg_false, 0),
	116	CFG_BOOL("suspend_pull_downs", cfg_false, 0),
	117	CFG_BOOL("use_serial", cfg_false, 0),
	118	CFG_BOOL("change_usb_version", cfg_false, 0),
	119	CFG_INT("usb_version", 0, 0),
89e7cfb5	120	CFG_INT("default_pid", 0x6001, 0),
e47d7975 TJ	121	CFG_INT("max_power", 0, 0),
	122	CFG_STR("manufacturer", "Acme Inc.", 0),
	123	CFG_STR("product", "USB Serial Converter", 0),
	124	CFG_STR("serial", "08-15", 0),
faa85774	125	CFG_INT("eeprom_type", 0x00, 0),
e47d7975 TJ	126	CFG_STR("filename", "", 0),
	127	CFG_BOOL("flash_raw", cfg_false, 0),
	128	CFG_BOOL("high_current", cfg_false, 0),
	129	CFG_STR_LIST("cbus0", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	130	CFG_STR_LIST("cbus1", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	131	CFG_STR_LIST("cbus2", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	132	CFG_STR_LIST("cbus3", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	133	CFG_STR_LIST("cbus4", "{TXDEN,PWRON,RXLED,TXLED,TX_RX_LED,SLEEP,CLK48,CLK24,CLK12,CLK6}", 0),
	134	CFG_BOOL("invert_txd", cfg_false, 0),
	135	CFG_BOOL("invert_rxd", cfg_false, 0),
	136	CFG_BOOL("invert_rts", cfg_false, 0),
	137	CFG_BOOL("invert_cts", cfg_false, 0),
	138	CFG_BOOL("invert_dtr", cfg_false, 0),
	139	CFG_BOOL("invert_dsr", cfg_false, 0),
	140	CFG_BOOL("invert_dcd", cfg_false, 0),
	141	CFG_BOOL("invert_ri", cfg_false, 0),
	142	CFG_END()
	143	};
	144	cfg_t *cfg;
	145
	146	/*
	147	normal variables
	148	*/
	149	int _read = 0, _erase = 0, _flash = 0;
200bd3ed	150
faa85774	151	const int max_eeprom_size = 256;
785ddbca	152	int my_eeprom_size = 0;
4359228a	153	unsigned char *eeprom_buf = NULL;
e47d7975 TJ	154	char *filename;
	155	int size_check;
	156	int i, argc_filename;
	157	FILE *fp;
	158
de4871c4	159	struct ftdi_context *ftdi = NULL;
e47d7975	160
ade814a5	161	printf("\nFTDI eeprom generator v%s\n", EEPROM_VERSION_STRING);
8a987aa2	162	printf ("(c) Intra2net AG and the libftdi developers <opensource@intra2net.com>\n");
e47d7975 TJ	163
	164	if (argc != 2 && argc != 3)
	165	{
	166	printf("Syntax: %s [commands] config-file\n", argv[0]);
	167	printf("Valid commands:\n");
	168	printf("--read-eeprom Read eeprom and write to -filename- from config-file\n");
	169	printf("--erase-eeprom Erase eeprom\n");
	170	printf("--flash-eeprom Flash eeprom\n");
	171	exit (-1);
	172	}
	173
	174	if (argc == 3)
	175	{
	176	if (strcmp(argv[1], "--read-eeprom") == 0)
	177	_read = 1;
94c637b8	178	else if (strcmp(argv[1], "--erase-eeprom") == 0)
e47d7975	179	_erase = 1;
94c637b8	180	else if (strcmp(argv[1], "--flash-eeprom") == 0)
e47d7975	181	_flash = 1;
94c637b8 UB	182	else
	183	{
	184	printf ("Can't open configuration file\n");
	185	exit (-1);
	186	}
e47d7975 TJ	187	argc_filename = 2;
	188	}
	189	else
	190	{
	191	argc_filename = 1;
	192	}
	193
	194	if ((fp = fopen(argv[argc_filename], "r")) == NULL)
	195	{
	196	printf ("Can't open configuration file\n");
	197	exit (-1);
	198	}
	199	fclose (fp);
	200
	201	cfg = cfg_init(opts, 0);
	202	cfg_parse(cfg, argv[argc_filename]);
	203	filename = cfg_getstr(cfg, "filename");
	204
	205	if (cfg_getbool(cfg, "self_powered") && cfg_getint(cfg, "max_power") > 0)
	206	printf("Hint: Self powered devices should have a max_power setting of 0.\n");
	207
de4871c4 TJ	208	if ((ftdi = ftdi_new()) == 0)
	209	{
	210	fprintf(stderr, "Failed to allocate ftdi structure :%s \n",
	211	ftdi_get_error_string(ftdi));
	212	return EXIT_FAILURE;
	213	}
	214
e47d7975 TJ	215	if (_read > 0 \|\| _erase > 0 \|\| _flash > 0)
e47d7975 TJ	216	{
7bdae7cd UB	217	int vendor_id = cfg_getint(cfg, "vendor_id");
7bdae7cd UB	218	int product_id = cfg_getint(cfg, "product_id");
d327f924 TJ	219
d327f924 TJ	220	i = ftdi_usb_open(ftdi, vendor_id, product_id);
e47d7975	221
e8d32978	222	if (i != 0)
e47d7975	223	{
89e7cfb5	224	int default_pid = cfg_getint(cfg, "default_pid");
d327f924	225	printf("Unable to find FTDI devices under given vendor/product id: 0x%X/0x%X\n", vendor_id, product_id);
de4871c4	226	printf("Error code: %d (%s)\n", i, ftdi_get_error_string(ftdi));
89e7cfb5	227	printf("Retrying with default FTDI pid=%#04x.\n", default_pid);
e47d7975	228
89e7cfb5	229	i = ftdi_usb_open(ftdi, 0x0403, default_pid);
e47d7975 TJ	230	if (i != 0)
e47d7975 TJ	231	{
de4871c4	232	printf("Error: %s\n", ftdi->error_str);
e47d7975 TJ	233	exit (-1);
	234	}
	235	}
	236	}
048eb722 TJ	237	ftdi_eeprom_initdefaults (ftdi, cfg_getstr(cfg, "manufacturer"),
048eb722 TJ	238	cfg_getstr(cfg, "product"),
e8d32978	239	cfg_getstr(cfg, "serial"));
faa85774	240
e8d32978 UB	241	printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(ftdi));
e8d32978 UB	242	eeprom_get_value(ftdi, CHIP_SIZE, &my_eeprom_size);
e8d32978	243	printf("EEPROM size: %d\n", my_eeprom_size);
faa85774	244
e47d7975 TJ	245	if (_read > 0)
e47d7975 TJ	246	{
61620879	247	ftdi_eeprom_decode(ftdi, 0 /* debug: 1 */);
e47d7975	248
4359228a UB	249	eeprom_buf = malloc(my_eeprom_size);
	250	ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
	251
	252	if (eeprom_buf == NULL)
	253	{
	254	fprintf(stderr, "Malloc failed, aborting\n");
	255	goto cleanup;
	256	}
e47d7975 TJ	257	if (filename != NULL && strlen(filename) > 0)
e47d7975 TJ	258	{
200bd3ed	259
e47d7975	260	FILE *fp = fopen (filename, "wb");
200bd3ed	261	fwrite (eeprom_buf, 1, my_eeprom_size, fp);
e47d7975 TJ	262	fclose (fp);
	263	}
	264	else
	265	{
	266	printf("Warning: Not writing eeprom, you must supply a valid filename\n");
	267	}
	268
	269	goto cleanup;
	270	}
	271
7bdae7cd UB	272	eeprom_set_value(ftdi, VENDOR_ID, cfg_getint(cfg, "vendor_id"));
	273	eeprom_set_value(ftdi, PRODUCT_ID, cfg_getint(cfg, "product_id"));
	274
7bdae7cd UB	275	eeprom_set_value(ftdi, SELF_POWERED, cfg_getbool(cfg, "self_powered"));
	276	eeprom_set_value(ftdi, REMOTE_WAKEUP, cfg_getbool(cfg, "remote_wakeup"));
	277	eeprom_set_value(ftdi, MAX_POWER, cfg_getint(cfg, "max_power"));
	278
	279	eeprom_set_value(ftdi, IN_IS_ISOCHRONOUS, cfg_getbool(cfg, "in_is_isochronous"));
	280	eeprom_set_value(ftdi, OUT_IS_ISOCHRONOUS, cfg_getbool(cfg, "out_is_isochronous"));
	281	eeprom_set_value(ftdi, SUSPEND_PULL_DOWNS, cfg_getbool(cfg, "suspend_pull_downs"));
	282
	283	eeprom_set_value(ftdi, USE_SERIAL, cfg_getbool(cfg, "use_serial"));
	284	eeprom_set_value(ftdi, USE_USB_VERSION, cfg_getbool(cfg, "change_usb_version"));
	285	eeprom_set_value(ftdi, USB_VERSION, cfg_getint(cfg, "usb_version"));
faa85774	286	eeprom_set_value(ftdi, CHIP_TYPE, cfg_getint(cfg, "eeprom_type"));
7bdae7cd UB	287
	288	eeprom_set_value(ftdi, HIGH_CURRENT, cfg_getbool(cfg, "high_current"));
	289	eeprom_set_value(ftdi, CBUS_FUNCTION_0, str_to_cbus(cfg_getstr(cfg, "cbus0"), 13));
	290	eeprom_set_value(ftdi, CBUS_FUNCTION_1, str_to_cbus(cfg_getstr(cfg, "cbus1"), 13));
	291	eeprom_set_value(ftdi, CBUS_FUNCTION_2, str_to_cbus(cfg_getstr(cfg, "cbus2"), 13));
	292	eeprom_set_value(ftdi, CBUS_FUNCTION_3, str_to_cbus(cfg_getstr(cfg, "cbus3"), 13));
	293	eeprom_set_value(ftdi, CBUS_FUNCTION_4, str_to_cbus(cfg_getstr(cfg, "cbus4"), 9));
	294	int invert = 0;
	295	if (cfg_getbool(cfg, "invert_rxd")) invert \|= INVERT_RXD;
	296	if (cfg_getbool(cfg, "invert_txd")) invert \|= INVERT_TXD;
	297	if (cfg_getbool(cfg, "invert_rts")) invert \|= INVERT_RTS;
	298	if (cfg_getbool(cfg, "invert_cts")) invert \|= INVERT_CTS;
	299	if (cfg_getbool(cfg, "invert_dtr")) invert \|= INVERT_DTR;
	300	if (cfg_getbool(cfg, "invert_dsr")) invert \|= INVERT_DSR;
	301	if (cfg_getbool(cfg, "invert_dcd")) invert \|= INVERT_DCD;
	302	if (cfg_getbool(cfg, "invert_ri")) invert \|= INVERT_RI;
	303	eeprom_set_value(ftdi, INVERT, invert);
	304
be4bae37 AL	305	eeprom_set_value(ftdi, CHANNEL_A_DRIVER, DRIVER_VCP);
	306	eeprom_set_value(ftdi, CHANNEL_B_DRIVER, DRIVER_VCP);
	307	eeprom_set_value(ftdi, CHANNEL_C_DRIVER, DRIVER_VCP);
	308	eeprom_set_value(ftdi, CHANNEL_D_DRIVER, DRIVER_VCP);
	309	eeprom_set_value(ftdi, CHANNEL_A_RS485, 0);
	310	eeprom_set_value(ftdi, CHANNEL_B_RS485, 0);
	311	eeprom_set_value(ftdi, CHANNEL_C_RS485, 0);
	312	eeprom_set_value(ftdi, CHANNEL_D_RS485, 0);
	313
e47d7975 TJ	314	if (_erase > 0)
e47d7975 TJ	315	{
de4871c4	316	printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(ftdi));
e47d7975 TJ	317	}
e47d7975 TJ	318
de4871c4	319	size_check = ftdi_eeprom_build(ftdi);
faa85774	320	eeprom_get_value(ftdi, CHIP_SIZE, &my_eeprom_size);
e47d7975 TJ	321
	322	if (size_check == -1)
	323	{
	324	printf ("Sorry, the eeprom can only contain 128 bytes (100 bytes for your strings).\n");
	325	printf ("You need to short your string by: %d bytes\n", size_check);
	326	goto cleanup;
048eb722 TJ	327	}
	328	else if (size_check < 0)
	329	{
e47d7975 TJ	330	printf ("ftdi_eeprom_build(): error: %d\n", size_check);
	331	}
	332	else
	333	{
200bd3ed	334	printf ("Used eeprom space: %d bytes\n", my_eeprom_size-size_check);
e47d7975 TJ	335	}
	336
	337	if (_flash > 0)
	338	{
	339	if (cfg_getbool(cfg, "flash_raw"))
	340	{
	341	if (filename != NULL && strlen(filename) > 0)
	342	{
faa85774	343	eeprom_buf = malloc(max_eeprom_size);
e47d7975	344	FILE *fp = fopen(filename, "rb");
faa85774 AL	345	if (fp == NULL)
	346	{
	347	printf ("Can't open eeprom file %s.\n", filename);
	348	exit (-1);
	349	}
	350	my_eeprom_size = fread(eeprom_buf, 1, max_eeprom_size, fp);
e47d7975	351	fclose(fp);
faa85774 AL	352	if (my_eeprom_size < 128)
	353	{
	354	printf ("Can't read eeprom file %s.\n", filename);
	355	exit (-1);
	356	}
200bd3ed	357
98c974c7	358	ftdi_set_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
e47d7975 TJ	359	}
e47d7975 TJ	360	}
de4871c4	361	printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(ftdi));
2e48e9fd	362	libusb_reset_device(ftdi->usb_dev);
e47d7975 TJ	363	}
	364
	365	// Write to file?
643a89ea	366	if (filename != NULL && strlen(filename) > 0 && !cfg_getbool(cfg, "flash_raw"))
e47d7975 TJ	367	{
	368	fp = fopen(filename, "w");
	369	if (fp == NULL)
	370	{
	371	printf ("Can't write eeprom file.\n");
	372	exit (-1);
	373	}
	374	else
	375	printf ("Writing to file: %s\n", filename);
	376
243f5f66 AL	377	if (eeprom_buf == NULL)
243f5f66 AL	378	eeprom_buf = malloc(my_eeprom_size);
200bd3ed TJ	379	ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
	380
	381	fwrite(eeprom_buf, my_eeprom_size, 1, fp);
e47d7975 TJ	382	fclose(fp);
	383	}
	384
	385	cleanup:
4359228a UB	386	if (eeprom_buf)
4359228a UB	387	free(eeprom_buf);
e47d7975 TJ	388	if (_read > 0 \|\| _erase > 0 \|\| _flash > 0)
e47d7975 TJ	389	{
de4871c4	390	printf("FTDI close: %d\n", ftdi_usb_close(ftdi));
e47d7975 TJ	391	}
e47d7975 TJ	392
de4871c4	393	ftdi_deinit (ftdi);
4e494b76	394	ftdi_free (ftdi);
e47d7975 TJ	395
	396	cfg_free(cfg);
	397
	398	printf("\n");
	399	return 0;
	400	}