X-Git-Url: http://developer.intra2net.com/git/?p=libftdi;a=blobdiff_plain;f=ftdi_eeprom%2Fmain.c;h=25a3a5a053ea7d67d4a3e6931bf11b307bac94ff;hp=551973f526129c4d0712580d15af3c1f15b3bd9b;hb=673ca43324bff1ec3b23e071e1977379dc0b5d7e;hpb=ade814a59b4660c5af865dd86cdd48cfa55e1ae5 diff --git a/ftdi_eeprom/main.c b/ftdi_eeprom/main.c index 551973f..25a3a5a 100644 --- a/ftdi_eeprom/main.c +++ b/ftdi_eeprom/main.c @@ -2,7 +2,7 @@ main.c - description ------------------- begin : Mon Apr 7 12:05:22 CEST 2003 - copyright : (C) 2003,2008 by Intra2net AG + copyright : (C) 2003-2011 by Intra2net AG and the libftdi developers email : opensource@intra2net.com ***************************************************************************/ @@ -14,6 +14,21 @@ * * ***************************************************************************/ +/* + TODO: + - 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 #endif @@ -26,7 +41,7 @@ #include #include -int str_to_cbus(char *str, int max_allowed) +static int str_to_cbus(char *str, int max_allowed) { #define MAX_OPTION 14 const char* options[MAX_OPTION] = { @@ -45,6 +60,42 @@ int str_to_cbus(char *str, int max_allowed) 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[]) { /* @@ -91,17 +142,19 @@ int main(int argc, char *argv[]) normal variables */ int _read = 0, _erase = 0, _flash = 0; - unsigned char eeprom_buf[128]; + + const int my_eeprom_size = 128; /* TODO: Kill this. Check with Uwe how we can determine the eeprom size properly + because it's initialized with -1. Maybe assume 128 bytes per default? */ + unsigned char eeprom_buf[my_eeprom_size]; char *filename; int size_check; int i, argc_filename; FILE *fp; - struct ftdi_context ftdi; - struct ftdi_eeprom eeprom; + struct ftdi_context *ftdi = NULL; printf("\nFTDI eeprom generator v%s\n", EEPROM_VERSION_STRING); - printf ("(c) Intra2net AG \n"); + printf ("(c) Intra2net AG and the libftdi developers \n"); if (argc != 2 && argc != 3) { @@ -143,41 +196,50 @@ int main(int argc, char *argv[]) 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 (&eeprom); - eeprom.vendor_id = cfg_getint(cfg, "vendor_id"); - eeprom.product_id = cfg_getint(cfg, "product_id"); + if ((ftdi = ftdi_new()) == 0) + { + fprintf(stderr, "Failed to allocate ftdi structure :%s \n", + ftdi_get_error_string(ftdi)); + return EXIT_FAILURE; + } + + ftdi_eeprom_initdefaults (ftdi, "Acme Inc.", "FTDI Chip", NULL); + + eeprom_set_value(ftdi, VENDOR_ID, cfg_getint(cfg, "vendor_id")); + eeprom_set_value(ftdi, PRODUCT_ID, cfg_getint(cfg, "product_id")); + + // TODO: Support all chip types char *type = cfg_getstr(cfg, "chip_type"); if (!strcmp(type, "BM")) { - eeprom.chip_type = TYPE_BM; + ftdi->type = TYPE_BM; } else if (!strcmp(type, "R")) { - eeprom.chip_type = TYPE_R; + ftdi->type = TYPE_R; } else { - eeprom.chip_type = TYPE_AM; + 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_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.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_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.use_serial = cfg_getbool(cfg, "use_serial"); - eeprom.change_usb_version = cfg_getbool(cfg, "change_usb_version"); - eeprom.usb_version = cfg_getint(cfg, "usb_version"); + 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.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); + ftdi->eeprom->manufacturer = cfg_getstr(cfg, "manufacturer"); + ftdi->eeprom->product = cfg_getstr(cfg, "product"); + ftdi->eeprom->serial = cfg_getstr(cfg, "serial"); + 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; @@ -187,26 +249,31 @@ int main(int argc, char *argv[]) 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; + eeprom_set_value(ftdi, INVERT, invert); if (_read > 0 || _erase > 0 || _flash > 0) { - i = ftdi_usb_open(&ftdi, eeprom.vendor_id, eeprom.product_id); + int vendor_id = 0, product_id = 0; + eeprom_get_value(ftdi, VENDOR_ID, &vendor_id); + eeprom_get_value(ftdi, PRODUCT_ID, &product_id); + + i = ftdi_usb_open(ftdi, vendor_id, product_id); if (i == 0) { - printf("EEPROM size: %d\n", ftdi.eeprom_size); + // TODO: Do we know the eeprom size already? + printf("EEPROM size: %d\n", ftdi->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("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 id.\n"); - i = ftdi_usb_open(&ftdi, 0x0403, 0x6001); + i = ftdi_usb_open(ftdi, 0x0403, 0x6001); if (i != 0) { - printf("Error: %s\n", ftdi.error_str); + printf("Error: %s\n", ftdi->error_str); exit (-1); } } @@ -214,35 +281,37 @@ int main(int argc, char *argv[]) if (_read > 0) { - printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(&ftdi, eeprom_buf)); + printf("FTDI read eeprom: %d\n", ftdi_read_eeprom(ftdi)); - ftdi_eeprom_decode(&eeprom, eeprom_buf, ftdi.eeprom_size); + 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("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); + (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) { + ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size); + FILE *fp = fopen (filename, "wb"); - fwrite (eeprom_buf, 1, 128, fp); + fwrite (eeprom_buf, 1, my_eeprom_size, fp); fclose (fp); } else @@ -255,10 +324,10 @@ int main(int argc, char *argv[]) if (_erase > 0) { - printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(&ftdi)); + printf("FTDI erase eeprom: %d\n", ftdi_erase_eeprom(ftdi)); } - size_check = ftdi_eeprom_build(&eeprom, eeprom_buf); + size_check = ftdi_eeprom_build(ftdi); if (size_check == -1) { @@ -270,7 +339,7 @@ int main(int argc, char *argv[]) } else { - printf ("Used eeprom space: %d bytes\n", 128-size_check); + printf ("Used eeprom space: %d bytes\n", my_eeprom_size-size_check); } if (_flash > 0) @@ -280,11 +349,14 @@ int main(int argc, char *argv[]) if (filename != NULL && strlen(filename) > 0) { FILE *fp = fopen(filename, "rb"); - fread(eeprom_buf, 1, 128, fp); + fread(eeprom_buf, 1, my_eeprom_size, fp); fclose(fp); + + /* TODO: Dirty hack. Create an API for this. How about ftdi_set_eeprom_buf()? */ + memcpy(ftdi->eeprom->buf, eeprom_buf, my_eeprom_size); } } - printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(&ftdi, eeprom_buf)); + printf ("FTDI write eeprom: %d\n", ftdi_write_eeprom(ftdi)); } // Write to file? @@ -299,17 +371,19 @@ int main(int argc, char *argv[]) else printf ("Writing to file: %s\n", filename); - fwrite(eeprom_buf, 128, 1, fp); + ftdi_get_eeprom_buf(ftdi, eeprom_buf, my_eeprom_size); + + fwrite(eeprom_buf, my_eeprom_size, 1, fp); fclose(fp); } cleanup: if (_read > 0 || _erase > 0 || _flash > 0) { - printf("FTDI close: %d\n", ftdi_usb_close(&ftdi)); + printf("FTDI close: %d\n", ftdi_usb_close(ftdi)); } - ftdi_deinit (&ftdi); + ftdi_deinit (ftdi); cfg_free(cfg);