begin : Mon Apr 7 12:05:22 CEST 2003
copyright : (C) 2003-2014 by Intra2net AG and the libftdi developers
email : opensource@intra2net.com
+ SPDX-License-Identifier: GPL-2.0-only
***************************************************************************/
/***************************************************************************
#include <stdio.h>
#include <string.h>
#include <errno.h>
+#include <sys/stat.h>
#include <confuse.h>
#include <libusb.h>
return -1;
}
+static int parse_group0_drive(cfg_t *cfg, cfg_opt_t *opt, const char *value, void *result)
+{
+ static const char* options[] =
+ {
+ "4MA", "8MA", "12MA", "16MA"
+ };
+
+ int i;
+ for (i=0; i<sizeof(options)/sizeof(*options); i++)
+ {
+ if (!(strcasecmp(options[i], value)))
+ {
+ *(int *)result = i;
+ return 0;
+ }
+ }
+
+ cfg_error(cfg, "Invalid %s option '%s'", cfg_opt_name(opt), value);
+ return -1;
+}
+
static int parse_cbush(cfg_t *cfg, cfg_opt_t *opt, const char *value, void *result)
{
static const char* options[] =
fprintf(stderr, "Syntax: %s [...options...] <config-file>\n", program);
fprintf(stderr, "Valid Options:\n");
fprintf(stderr, "--device <description> Specify device to open by description string. One of:\n");
- fprintf(stderr, " d:<devicenode>\n");
+ fprintf(stderr, " d:<device node>\n");
fprintf(stderr, " i:<vendor>:<product>\n");
fprintf(stderr, " i:<vendor>:<product>:<index>\n");
fprintf(stderr, " s:<vendor>:<product>:<serial>\n");
fprintf(stderr, "--build-eeprom Build eeprom image\n");
fprintf(stderr, "--erase-eeprom Erase eeprom\n");
fprintf(stderr, "--flash-eeprom Flash eeprom\n");
+ fprintf(stderr, "--verbose Print more information\n");
}
int main(int argc, char *argv[])
{
CFG_INT("vendor_id", 0, 0),
CFG_INT("product_id", 0, 0),
+ CFG_INT("release_number", -1, 0),
CFG_BOOL("self_powered", cfg_true, 0),
CFG_BOOL("remote_wakeup", cfg_true, 0),
CFG_BOOL("in_is_isochronous", cfg_false, 0),
CFG_INT_CB("cbusx1", -1, 0, parse_cbusx),
CFG_INT_CB("cbusx2", -1, 0, parse_cbusx),
CFG_INT_CB("cbusx3", -1, 0, parse_cbusx),
+ CFG_INT_CB("group0_drive", -1, 0, parse_group0_drive),
CFG_BOOL("invert_txd", cfg_false, 0),
CFG_BOOL("invert_rxd", cfg_false, 0),
CFG_BOOL("invert_rts", cfg_false, 0),
CFG_BOOL("chc_rs485", cfg_false, 0),
CFG_BOOL("chd_rs485", cfg_false, 0),
CFG_FUNC("include", &cfg_include),
+ CFG_INT("user_data_addr", 0x18, 0),
+ CFG_STR("user_data_file", "", 0),
CFG_END()
};
cfg_t *cfg;
} command = 0;
const char *cfg_filename = NULL;
const char *device_description = NULL;
+ const char *user_data_file = NULL;
+ char *user_data_buffer = NULL;
const int max_eeprom_size = 256;
int my_eeprom_size = 0;
int i;
FILE *fp;
+ int verbose=0;
+
struct ftdi_context *ftdi = NULL;
printf("\nFTDI eeprom generator v%s\n", EEPROM_VERSION_STRING);
{
command = COMMAND_BUILD;
}
+ else if (!strcmp(argv[i], "--verbose"))
+ {
+ verbose = 1;
+ }
else
{
usage(argv[0]);
if (command == COMMAND_READ)
{
- ftdi_eeprom_decode(ftdi, 0 /* debug: 1 */);
+ ftdi_eeprom_decode(ftdi, verbose);
eeprom_buf = malloc(my_eeprom_size);
ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
eeprom_set_value(ftdi, VENDOR_ID, cfg_getint(cfg, "vendor_id"));
eeprom_set_value(ftdi, PRODUCT_ID, cfg_getint(cfg, "product_id"));
+ if (cfg_getint(cfg, "release_number") != -1) {
+ eeprom_set_value(ftdi, RELEASE_NUMBER, cfg_getint(cfg, "release_number"));
+ }
+
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, CBUS_FUNCTION_8, cfg_getint(cfg, "cbush8"));
if (cfg_getint(cfg, "cbush9") != -1)
eeprom_set_value(ftdi, CBUS_FUNCTION_9, cfg_getint(cfg, "cbush9"));
+ if (cfg_getint(cfg, "group0_drive") != -1)
+ eeprom_set_value(ftdi, GROUP0_DRIVE, cfg_getint(cfg, "group0_drive"));
}
else if (ftdi->type == TYPE_230X)
{
eeprom_set_value(ftdi, CHANNEL_C_RS485, cfg_getbool(cfg, "chc_rs485"));
eeprom_set_value(ftdi, CHANNEL_D_RS485, cfg_getbool(cfg, "chd_rs485"));
+ /* Arbitrary user data */
+ eeprom_set_value(ftdi, USER_DATA_ADDR, cfg_getint(cfg, "user_data_addr"));
+ user_data_file = cfg_getstr(cfg, "user_data_file");
+ if (user_data_file && strlen(user_data_file) > 0)
+ {
+ int data_size;
+ struct stat st;
+
+ printf("User data file: %s\n", user_data_file);
+ /* Allocate a buffer for the user data */
+ user_data_buffer = (char *)malloc(max_eeprom_size);
+ if (user_data_buffer == NULL)
+ {
+ fprintf(stderr, "Malloc failed, aborting\n");
+ goto cleanup;
+ }
+
+ if (stat(user_data_file, &st))
+ {
+ printf ("Can't stat user data file %s.\n", user_data_file);
+ exit (-1);
+ }
+ if (st.st_size > max_eeprom_size)
+ printf("Warning: %s is too big, only reading %d bytes\n",
+ user_data_file, max_eeprom_size);
+ /* Read the user data file, no more than max_eeprom_size bytes */
+ FILE *fp = fopen(user_data_file, "rb");
+ if (fp == NULL)
+ {
+ printf ("Can't open user data file %s.\n", user_data_file);
+ exit (-1);
+ }
+ data_size = fread(user_data_buffer, 1, max_eeprom_size, fp);
+ fclose(fp);
+ if (data_size < 1)
+ {
+ printf ("Can't read user data file %s.\n", user_data_file);
+ exit (-1);
+ }
+ printf("User data size: %d\n", data_size);
+
+ ftdi_set_eeprom_user_data(ftdi, user_data_buffer, data_size);
+ }
+
+
if (command == COMMAND_ERASE)
{
printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(ftdi));
if (size_check == -1)
{
- printf ("Sorry, the eeprom can only contain 128 bytes.\n");
+ printf ("Sorry, the eeprom can only contain %d bytes.\n", my_eeprom_size);
goto cleanup;
}
else if (size_check < 0)
exit (-1);
}
+ printf("Flashing raw eeprom from file %s (%d bytes)\n",
+ filename, my_eeprom_size);
+
ftdi_set_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size);
+ } else
+ {
+ printf ("ERROR: flash_raw mode enabled, but no eeprom filename "
+ "given in config file.\n");
+ exit (-1);
}
}
printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(ftdi));
cleanup:
if (eeprom_buf)
free(eeprom_buf);
+ if (user_data_buffer)
+ free(user_data_buffer);
if (command > 0)
{
printf("FTDI close: %d\n", ftdi_usb_close(ftdi));