[libftdi] / ftdi_eeprom / main.c

/***************************************************************************
                             main.c  -  description
                           -------------------
    begin                : Mon Apr  7 12:05:22 CEST 2003
    copyright            : (C) 2003-2011 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:
    - Use new eeprom get/set functions
    - Remove 128 bytes limit
    - 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 <ftdi.h>
#include <ftdi_eeprom_version.h>

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;
}

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_STR_LIST("chip_type", "{BM,R,other}", 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("max_power", 0, 0),
        CFG_STR("manufacturer", "Acme Inc.", 0),
        CFG_STR("product", "USB Serial Converter", 0),
        CFG_STR("serial", "08-15", 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;
    unsigned char eeprom_buf[128];                  // TODO: Kill this and look for other hardcoded places of 128 bytes
    char *filename;
    int size_check;
    int i, argc_filename;
    FILE *fp;

    struct ftdi_context ftdi;
    struct ftdi_eeprom *eeprom;

    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;
        if (strcmp(argv[1], "--erase-eeprom") == 0)
            _erase = 1;
        if (strcmp(argv[1], "--flash-eeprom") == 0)
            _flash = 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");

    ftdi_init(&ftdi);
    ftdi_eeprom_initdefaults (&ftdi, "Acme Inc.", "FTDI Chip", NULL);
    eeprom = ftdi.eeprom;

    eeprom->vendor_id = cfg_getint(cfg, "vendor_id");
    eeprom->product_id = cfg_getint(cfg, "product_id");
    char *type = cfg_getstr(cfg, "chip_type");
    if (!strcmp(type, "BM")) {
        ftdi.type = TYPE_BM;
    } else if (!strcmp(type, "R")) {
        ftdi.type = TYPE_R;
    } else {
        ftdi.type = TYPE_AM;
    }

    eeprom->self_powered = cfg_getbool(cfg, "self_powered");
    eeprom->remote_wakeup = cfg_getbool(cfg, "remote_wakeup");
    eeprom->max_power = cfg_getint(cfg, "max_power");

    eeprom->in_is_isochronous = cfg_getbool(cfg, "in_is_isochronous");
    eeprom->out_is_isochronous = cfg_getbool(cfg, "out_is_isochronous");
    eeprom->suspend_pull_downs = cfg_getbool(cfg, "suspend_pull_downs");

    eeprom->use_serial = cfg_getbool(cfg, "use_serial");
    eeprom->use_usb_version = cfg_getbool(cfg, "change_usb_version");
    eeprom->usb_version = cfg_getint(cfg, "usb_version");


    eeprom->manufacturer = cfg_getstr(cfg, "manufacturer");
    eeprom->product = cfg_getstr(cfg, "product");
    eeprom->serial = cfg_getstr(cfg, "serial");
    eeprom->high_current = cfg_getbool(cfg, "high_current");
    eeprom->cbus_function[0] = str_to_cbus(cfg_getstr(cfg, "cbus0"), 13);
    eeprom->cbus_function[1] = str_to_cbus(cfg_getstr(cfg, "cbus1"), 13);
    eeprom->cbus_function[2] = str_to_cbus(cfg_getstr(cfg, "cbus2"), 13);
    eeprom->cbus_function[3] = str_to_cbus(cfg_getstr(cfg, "cbus3"), 13);
    eeprom->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->invert = invert;

    if (_read > 0 || _erase > 0 || _flash > 0)
    {
        i = ftdi_usb_open(&ftdi, eeprom->vendor_id, eeprom->product_id);

        if (i == 0)
        {
            printf("EEPROM size: %d\n", eeprom->size);
        }
        else
        {
            printf("Unable to find FTDI devices under given vendor/product id: 0x%X/0x%X\n", eeprom->vendor_id, eeprom->product_id);
            printf("Error code: %d (%s)\n", i, ftdi_get_error_string(&ftdi));
            printf("Retrying with default FTDI id.\n");

            i = ftdi_usb_open(&ftdi, 0x0403, 0x6001);
            if (i != 0)
            {
                printf("Error: %s\n", ftdi.error_str);
                exit (-1);
            }
        }
    }

    if (_read > 0)
    {
        printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(&ftdi));

        ftdi_eeprom_decode(&ftdi, 0);
        /* Debug output */
        /*
        const char* chip_types[] = {"other", "BM", "R"};
        printf("vendor_id = \"%04x\"\n", eeprom->vendor_id);
        printf("product_id = \"%04x\"\n", eeprom->product_id);
        printf("chip_type = \"%s\"\n",
          (eeprom->chip_type > 0x06) || (eeprom->chip_type & 0x01) ? "unknown":
          chip_types[eeprom->chip_type>>1]);
        printf("self_powered = \"%s\"\n", eeprom->self_powered?"true":"false");
        printf("remote_wakeup = \"%s\"\n", eeprom->remote_wakeup?"true":"false");
        printf("max_power = \"%d\"\n", eeprom->max_power);
        printf("in_is_isochronous = \"%s\"\n", eeprom->in_is_isochronous?"true":"false");
        printf("out_is_isochronous = \"%s\"\n", eeprom->out_is_isochronous?"true":"false");
        printf("suspend_pull_downs = \"%s\"\n", eeprom->suspend_pull_downs?"true":"false");
        printf("use_serial = \"%s\"\n", eeprom->use_serial?"true":"false");
        printf("change_usb_version = \"%s\"\n", eeprom->change_usb_version?"true":"false");
        printf("usb_version = \"%d\"\n", eeprom->usb_version);
        printf("manufacturer = \"%s\"\n", eeprom->manufacturer);
        printf("product = \"%s\"\n", eeprom->product);
        printf("serial = \"%s\"\n", eeprom->serial);
        */

        if (filename != NULL && strlen(filename) > 0)
        {
            FILE *fp = fopen (filename, "wb");
            fwrite (eeprom_buf, 1, 128, fp);
            fclose (fp);
        }
        else
        {
            printf("Warning: Not writing eeprom, you must supply a valid filename\n");
        }

        goto cleanup;
    }

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

    size_check = ftdi_eeprom_build(&ftdi);

    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", 128-size_check);
    }

    if (_flash > 0)
    {
        if (cfg_getbool(cfg, "flash_raw"))
        {
            if (filename != NULL && strlen(filename) > 0)
            {
                FILE *fp = fopen(filename, "rb");
                fread(eeprom_buf, 1, 128, fp);
                fclose(fp);
            }
        }
        printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(&ftdi));
    }

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

        fwrite(eeprom_buf, 128, 1, fp);
        fclose(fp);
    }

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

    ftdi_deinit (&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
8a987aa2	5	copyright : (C) 2003-2011 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	/*
	18	TODO:
	19	- Use new eeprom get/set functions
	20	- Remove 128 bytes limit
	21	- Merge Uwe's eeprom tool. Current features:
	22	- Init eeprom defaults based upon eeprom type
	23	- Read -> Already there
	24	- Write -> Already there
	25	- Erase -> Already there
	26	- Decode on stdout
	27	- Ability to find device by PID/VID, product name or serial
	28
	29	TODO nice-to-have:
	30	- Out-of-the-box compatibility with FTDI's eeprom tool configuration files
	31	*/
	32
e47d7975 TJ	33	#ifdef HAVE_CONFIG_H
	34	#include <config.h>
	35	#endif
	36
	37	#include <stdlib.h>
	38	#include <stdio.h>
	39	#include <string.h>
	40
	41	#include <confuse.h>
	42	#include <ftdi.h>
ade814a5	43	#include <ftdi_eeprom_version.h>
e47d7975 TJ	44
	45	int str_to_cbus(char *str, int max_allowed)
	46	{
	47	#define MAX_OPTION 14
	48	const char* options[MAX_OPTION] = {
	49	"TXDEN", "PWREN", "RXLED", "TXLED", "TXRXLED", "SLEEP",
	50	"CLK48", "CLK24", "CLK12", "CLK6",
	51	"IO_MODE", "BITBANG_WR", "BITBANG_RD", "SPECIAL"};
	52	int i;
	53	max_allowed += 1;
	54	if (max_allowed > MAX_OPTION) max_allowed = MAX_OPTION;
	55	for (i=0; i<max_allowed; i++) {
	56	if (!(strcmp(options[i], str))) {
	57	return i;
	58	}
	59	}
	60	printf("WARNING: Invalid cbus option '%s'\n", str);
	61	return 0;
	62	}
	63
	64	int main(int argc, char *argv[])
	65	{
	66	/*
	67	configuration options
	68	*/
	69	cfg_opt_t opts[] =
	70	{
	71	CFG_INT("vendor_id", 0, 0),
	72	CFG_INT("product_id", 0, 0),
	73	CFG_BOOL("self_powered", cfg_true, 0),
	74	CFG_BOOL("remote_wakeup", cfg_true, 0),
	75	CFG_STR_LIST("chip_type", "{BM,R,other}", 0),
	76	CFG_BOOL("in_is_isochronous", cfg_false, 0),
	77	CFG_BOOL("out_is_isochronous", cfg_false, 0),
	78	CFG_BOOL("suspend_pull_downs", cfg_false, 0),
	79	CFG_BOOL("use_serial", cfg_false, 0),
	80	CFG_BOOL("change_usb_version", cfg_false, 0),
	81	CFG_INT("usb_version", 0, 0),
	82	CFG_INT("max_power", 0, 0),
	83	CFG_STR("manufacturer", "Acme Inc.", 0),
	84	CFG_STR("product", "USB Serial Converter", 0),
	85	CFG_STR("serial", "08-15", 0),
	86	CFG_STR("filename", "", 0),
	87	CFG_BOOL("flash_raw", cfg_false, 0),
	88	CFG_BOOL("high_current", cfg_false, 0),
	89	CFG_STR_LIST("cbus0", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	90	CFG_STR_LIST("cbus1", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	91	CFG_STR_LIST("cbus2", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	92	CFG_STR_LIST("cbus3", "{TXDEN,PWREN,RXLED,TXLED,TXRXLED,SLEEP,CLK48,CLK24,CLK12,CLK6,IO_MODE,BITBANG_WR,BITBANG_RD,SPECIAL}", 0),
	93	CFG_STR_LIST("cbus4", "{TXDEN,PWRON,RXLED,TXLED,TX_RX_LED,SLEEP,CLK48,CLK24,CLK12,CLK6}", 0),
	94	CFG_BOOL("invert_txd", cfg_false, 0),
	95	CFG_BOOL("invert_rxd", cfg_false, 0),
	96	CFG_BOOL("invert_rts", cfg_false, 0),
	97	CFG_BOOL("invert_cts", cfg_false, 0),
	98	CFG_BOOL("invert_dtr", cfg_false, 0),
	99	CFG_BOOL("invert_dsr", cfg_false, 0),
	100	CFG_BOOL("invert_dcd", cfg_false, 0),
	101	CFG_BOOL("invert_ri", cfg_false, 0),
	102	CFG_END()
	103	};
	104	cfg_t *cfg;
	105
	106	/*
	107	normal variables
108	*/
109	int _read = 0, _erase = 0, _flash = 0;
fa1def99	110	unsigned char eeprom_buf[128]; // TODO: Kill this and look for other hardcoded places of 128 bytes
e47d7975 TJ	111	char *filename;
	112	int size_check;
	113	int i, argc_filename;
	114	FILE *fp;
	115
	116	struct ftdi_context ftdi;
fa1def99	117	struct ftdi_eeprom *eeprom;
e47d7975	118
ade814a5	119	printf("\nFTDI eeprom generator v%s\n", EEPROM_VERSION_STRING);
8a987aa2	120	printf ("(c) Intra2net AG and the libftdi developers <opensource@intra2net.com>\n");
e47d7975 TJ	121
	122	if (argc != 2 && argc != 3)
	123	{
	124	printf("Syntax: %s [commands] config-file\n", argv[0]);
	125	printf("Valid commands:\n");
	126	printf("--read-eeprom Read eeprom and write to -filename- from config-file\n");
	127	printf("--erase-eeprom Erase eeprom\n");
	128	printf("--flash-eeprom Flash eeprom\n");
	129	exit (-1);
	130	}
	131
	132	if (argc == 3)
	133	{
	134	if (strcmp(argv[1], "--read-eeprom") == 0)
	135	_read = 1;
	136	if (strcmp(argv[1], "--erase-eeprom") == 0)
	137	_erase = 1;
	138	if (strcmp(argv[1], "--flash-eeprom") == 0)
	139	_flash = 1;
	140
	141	argc_filename = 2;
	142	}
	143	else
	144	{
	145	argc_filename = 1;
	146	}
	147
	148	if ((fp = fopen(argv[argc_filename], "r")) == NULL)
	149	{
	150	printf ("Can't open configuration file\n");
	151	exit (-1);
	152	}
	153	fclose (fp);
	154
	155	cfg = cfg_init(opts, 0);
	156	cfg_parse(cfg, argv[argc_filename]);
	157	filename = cfg_getstr(cfg, "filename");
	158
	159	if (cfg_getbool(cfg, "self_powered") && cfg_getint(cfg, "max_power") > 0)
	160	printf("Hint: Self powered devices should have a max_power setting of 0.\n");
	161
	162	ftdi_init(&ftdi);
fa1def99 TJ	163	ftdi_eeprom_initdefaults (&ftdi, "Acme Inc.", "FTDI Chip", NULL);
	164	eeprom = ftdi.eeprom;
	165
	166	eeprom->vendor_id = cfg_getint(cfg, "vendor_id");
	167	eeprom->product_id = cfg_getint(cfg, "product_id");
e47d7975 TJ	168	char *type = cfg_getstr(cfg, "chip_type");
e47d7975 TJ	169	if (!strcmp(type, "BM")) {
fa1def99	170	ftdi.type = TYPE_BM;
e47d7975	171	} else if (!strcmp(type, "R")) {
fa1def99	172	ftdi.type = TYPE_R;
e47d7975	173	} else {
fa1def99	174	ftdi.type = TYPE_AM;
e47d7975 TJ	175	}
e47d7975 TJ	176
fa1def99 TJ	177	eeprom->self_powered = cfg_getbool(cfg, "self_powered");
	178	eeprom->remote_wakeup = cfg_getbool(cfg, "remote_wakeup");
	179	eeprom->max_power = cfg_getint(cfg, "max_power");
e47d7975	180
fa1def99 TJ	181	eeprom->in_is_isochronous = cfg_getbool(cfg, "in_is_isochronous");
	182	eeprom->out_is_isochronous = cfg_getbool(cfg, "out_is_isochronous");
	183	eeprom->suspend_pull_downs = cfg_getbool(cfg, "suspend_pull_downs");
e47d7975	184
fa1def99 TJ	185	eeprom->use_serial = cfg_getbool(cfg, "use_serial");
	186	eeprom->use_usb_version = cfg_getbool(cfg, "change_usb_version");
	187	eeprom->usb_version = cfg_getint(cfg, "usb_version");
e47d7975 TJ	188
e47d7975 TJ	189
fa1def99 TJ	190	eeprom->manufacturer = cfg_getstr(cfg, "manufacturer");
	191	eeprom->product = cfg_getstr(cfg, "product");
	192	eeprom->serial = cfg_getstr(cfg, "serial");
	193	eeprom->high_current = cfg_getbool(cfg, "high_current");
	194	eeprom->cbus_function[0] = str_to_cbus(cfg_getstr(cfg, "cbus0"), 13);
	195	eeprom->cbus_function[1] = str_to_cbus(cfg_getstr(cfg, "cbus1"), 13);
	196	eeprom->cbus_function[2] = str_to_cbus(cfg_getstr(cfg, "cbus2"), 13);
	197	eeprom->cbus_function[3] = str_to_cbus(cfg_getstr(cfg, "cbus3"), 13);
	198	eeprom->cbus_function[4] = str_to_cbus(cfg_getstr(cfg, "cbus4"), 9);
e47d7975 TJ	199	int invert = 0;
	200	if (cfg_getbool(cfg, "invert_rxd")) invert \|= INVERT_RXD;
	201	if (cfg_getbool(cfg, "invert_txd")) invert \|= INVERT_TXD;
	202	if (cfg_getbool(cfg, "invert_rts")) invert \|= INVERT_RTS;
	203	if (cfg_getbool(cfg, "invert_cts")) invert \|= INVERT_CTS;
	204	if (cfg_getbool(cfg, "invert_dtr")) invert \|= INVERT_DTR;
	205	if (cfg_getbool(cfg, "invert_dsr")) invert \|= INVERT_DSR;
	206	if (cfg_getbool(cfg, "invert_dcd")) invert \|= INVERT_DCD;
	207	if (cfg_getbool(cfg, "invert_ri")) invert \|= INVERT_RI;
fa1def99	208	eeprom->invert = invert;
e47d7975 TJ	209
	210	if (_read > 0 \|\| _erase > 0 \|\| _flash > 0)
	211	{
fa1def99	212	i = ftdi_usb_open(&ftdi, eeprom->vendor_id, eeprom->product_id);
e47d7975 TJ	213
	214	if (i == 0)
	215	{
fa1def99	216	printf("EEPROM size: %d\n", eeprom->size);
e47d7975 TJ	217	}
	218	else
	219	{
fa1def99	220	printf("Unable to find FTDI devices under given vendor/product id: 0x%X/0x%X\n", eeprom->vendor_id, eeprom->product_id);
e47d7975 TJ	221	printf("Error code: %d (%s)\n", i, ftdi_get_error_string(&ftdi));
	222	printf("Retrying with default FTDI id.\n");
	223
	224	i = ftdi_usb_open(&ftdi, 0x0403, 0x6001);
	225	if (i != 0)
	226	{
	227	printf("Error: %s\n", ftdi.error_str);
	228	exit (-1);
	229	}
	230	}
	231	}
	232
	233	if (_read > 0)
	234	{
fa1def99	235	printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(&ftdi));
e47d7975	236
fa1def99	237	ftdi_eeprom_decode(&ftdi, 0);
e47d7975 TJ	238	/* Debug output */
	239	/*
	240	const char* chip_types[] = {"other", "BM", "R"};
fa1def99 TJ	241	printf("vendor_id = \"%04x\"\n", eeprom->vendor_id);
fa1def99 TJ	242	printf("product_id = \"%04x\"\n", eeprom->product_id);
e47d7975	243	printf("chip_type = \"%s\"\n",
fa1def99 TJ	244	(eeprom->chip_type > 0x06) \|\| (eeprom->chip_type & 0x01) ? "unknown":
	245	chip_types[eeprom->chip_type>>1]);
	246	printf("self_powered = \"%s\"\n", eeprom->self_powered?"true":"false");
	247	printf("remote_wakeup = \"%s\"\n", eeprom->remote_wakeup?"true":"false");
	248	printf("max_power = \"%d\"\n", eeprom->max_power);
	249	printf("in_is_isochronous = \"%s\"\n", eeprom->in_is_isochronous?"true":"false");
	250	printf("out_is_isochronous = \"%s\"\n", eeprom->out_is_isochronous?"true":"false");
	251	printf("suspend_pull_downs = \"%s\"\n", eeprom->suspend_pull_downs?"true":"false");
	252	printf("use_serial = \"%s\"\n", eeprom->use_serial?"true":"false");
	253	printf("change_usb_version = \"%s\"\n", eeprom->change_usb_version?"true":"false");
	254	printf("usb_version = \"%d\"\n", eeprom->usb_version);
	255	printf("manufacturer = \"%s\"\n", eeprom->manufacturer);
	256	printf("product = \"%s\"\n", eeprom->product);
	257	printf("serial = \"%s\"\n", eeprom->serial);
e47d7975 TJ	258	*/
	259
	260	if (filename != NULL && strlen(filename) > 0)
	261	{
	262	FILE *fp = fopen (filename, "wb");
	263	fwrite (eeprom_buf, 1, 128, fp);
	264	fclose (fp);
	265	}
	266	else
	267	{
	268	printf("Warning: Not writing eeprom, you must supply a valid filename\n");
	269	}
	270
	271	goto cleanup;
	272	}
	273
	274	if (_erase > 0)
	275	{
	276	printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(&ftdi));
	277	}
	278
fa1def99	279	size_check = ftdi_eeprom_build(&ftdi);
e47d7975 TJ	280
	281	if (size_check == -1)
	282	{
	283	printf ("Sorry, the eeprom can only contain 128 bytes (100 bytes for your strings).\n");
	284	printf ("You need to short your string by: %d bytes\n", size_check);
	285	goto cleanup;
	286	} else if (size_check < 0) {
	287	printf ("ftdi_eeprom_build(): error: %d\n", size_check);
	288	}
	289	else
	290	{
	291	printf ("Used eeprom space: %d bytes\n", 128-size_check);
	292	}
	293
	294	if (_flash > 0)
	295	{
	296	if (cfg_getbool(cfg, "flash_raw"))
	297	{
	298	if (filename != NULL && strlen(filename) > 0)
	299	{
	300	FILE *fp = fopen(filename, "rb");
	301	fread(eeprom_buf, 1, 128, fp);
	302	fclose(fp);
	303	}
	304	}
fa1def99	305	printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(&ftdi));
e47d7975 TJ	306	}
	307
	308	// Write to file?
	309	if (filename != NULL && strlen(filename) > 0)
	310	{
	311	fp = fopen(filename, "w");
	312	if (fp == NULL)
	313	{
	314	printf ("Can't write eeprom file.\n");
	315	exit (-1);
	316	}
	317	else
	318	printf ("Writing to file: %s\n", filename);
	319
	320	fwrite(eeprom_buf, 128, 1, fp);
	321	fclose(fp);
	322	}
	323
	324	cleanup:
	325	if (_read > 0 \|\| _erase > 0 \|\| _flash > 0)
	326	{
	327	printf("FTDI close: %d\n", ftdi_usb_close(&ftdi));
	328	}
	329
	330	ftdi_deinit (&ftdi);
	331
	332	cfg_free(cfg);
	333
	334	printf("\n");
	335	return 0;
	336	}